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52#include <linux/pci.h>
53#include <linux/delay.h>
54#include <linux/interrupt.h>
55#include <linux/module.h>
56
57#include "hfi.h"
58#include "trace.h"
59#include "mad.h"
60#include "pio.h"
61#include "sdma.h"
62#include "eprom.h"
63#include "efivar.h"
64#include "platform.h"
65#include "aspm.h"
66#include "affinity.h"
67#include "debugfs.h"
68#include "fault.h"
69
70#define NUM_IB_PORTS 1
71
72uint kdeth_qp;
73module_param_named(kdeth_qp, kdeth_qp, uint, S_IRUGO);
74MODULE_PARM_DESC(kdeth_qp, "Set the KDETH queue pair prefix");
75
76uint num_vls = HFI1_MAX_VLS_SUPPORTED;
77module_param(num_vls, uint, S_IRUGO);
78MODULE_PARM_DESC(num_vls, "Set number of Virtual Lanes to use (1-8)");
79
80
81
82
83
84
85
86
87uint rcv_intr_timeout = (824 + 16);
88module_param(rcv_intr_timeout, uint, S_IRUGO);
89MODULE_PARM_DESC(rcv_intr_timeout, "Receive interrupt mitigation timeout in ns");
90
91uint rcv_intr_count = 16;
92module_param(rcv_intr_count, uint, S_IRUGO);
93MODULE_PARM_DESC(rcv_intr_count, "Receive interrupt mitigation count");
94
95ushort link_crc_mask = SUPPORTED_CRCS;
96module_param(link_crc_mask, ushort, S_IRUGO);
97MODULE_PARM_DESC(link_crc_mask, "CRCs to use on the link");
98
99uint loopback;
100module_param_named(loopback, loopback, uint, S_IRUGO);
101MODULE_PARM_DESC(loopback, "Put into loopback mode (1 = serdes, 3 = external cable");
102
103
104uint rcv_intr_dynamic = 1;
105static ushort crc_14b_sideband = 1;
106static uint use_flr = 1;
107uint quick_linkup;
108
109struct flag_table {
110 u64 flag;
111 char *str;
112 u16 extra;
113 u16 unused0;
114 u32 unused1;
115};
116
117
118#define FLAG_ENTRY(str, extra, flag) {flag, str, extra}
119#define FLAG_ENTRY0(str, flag) {flag, str, 0}
120
121
122#define SEC_WRITE_DROPPED 0x1
123#define SEC_PACKET_DROPPED 0x2
124#define SEC_SC_HALTED 0x4
125#define SEC_SPC_FREEZE 0x8
126
127#define DEFAULT_KRCVQS 2
128#define MIN_KERNEL_KCTXTS 2
129#define FIRST_KERNEL_KCTXT 1
130
131
132
133
134
135
136
137#define RSM_INS_VERBS 0
138#define RSM_INS_FECN 1
139#define RSM_INS_VNIC 2
140
141
142#define GUID_HFI_INDEX_SHIFT 39
143
144
145#define emulator_rev(dd) ((dd)->irev >> 8)
146
147#define is_emulator_p(dd) ((((dd)->irev) & 0xf) == 3)
148#define is_emulator_s(dd) ((((dd)->irev) & 0xf) == 4)
149
150
151
152#define IB_PACKET_TYPE 2ull
153#define QW_SHIFT 6ull
154
155#define QPN_WIDTH 7ull
156
157
158#define LRH_BTH_QW 0ull
159#define LRH_BTH_BIT_OFFSET 48ull
160#define LRH_BTH_OFFSET(off) ((LRH_BTH_QW << QW_SHIFT) | (off))
161#define LRH_BTH_MATCH_OFFSET LRH_BTH_OFFSET(LRH_BTH_BIT_OFFSET)
162#define LRH_BTH_SELECT
163#define LRH_BTH_MASK 3ull
164#define LRH_BTH_VALUE 2ull
165
166
167#define LRH_SC_QW 0ull
168#define LRH_SC_BIT_OFFSET 56ull
169#define LRH_SC_OFFSET(off) ((LRH_SC_QW << QW_SHIFT) | (off))
170#define LRH_SC_MATCH_OFFSET LRH_SC_OFFSET(LRH_SC_BIT_OFFSET)
171#define LRH_SC_MASK 128ull
172#define LRH_SC_VALUE 0ull
173
174
175#define LRH_SC_SELECT_OFFSET ((LRH_SC_QW << QW_SHIFT) | (60ull))
176
177
178#define QPN_SELECT_OFFSET ((1ull << QW_SHIFT) | (1ull))
179
180
181
182#define L2_TYPE_QW 0ull
183#define L2_TYPE_BIT_OFFSET 61ull
184#define L2_TYPE_OFFSET(off) ((L2_TYPE_QW << QW_SHIFT) | (off))
185#define L2_TYPE_MATCH_OFFSET L2_TYPE_OFFSET(L2_TYPE_BIT_OFFSET)
186#define L2_TYPE_MASK 3ull
187#define L2_16B_VALUE 2ull
188
189
190#define L4_TYPE_QW 1ull
191#define L4_TYPE_BIT_OFFSET 0ull
192#define L4_TYPE_OFFSET(off) ((L4_TYPE_QW << QW_SHIFT) | (off))
193#define L4_TYPE_MATCH_OFFSET L4_TYPE_OFFSET(L4_TYPE_BIT_OFFSET)
194#define L4_16B_TYPE_MASK 0xFFull
195#define L4_16B_ETH_VALUE 0x78ull
196
197
198#define L4_16B_HDR_VESWID_OFFSET ((2 << QW_SHIFT) | (16ull))
199
200#define L2_16B_ENTROPY_OFFSET ((1 << QW_SHIFT) | (32ull))
201
202
203#define SC2VL_VAL( \
204 num, \
205 sc0, sc0val, \
206 sc1, sc1val, \
207 sc2, sc2val, \
208 sc3, sc3val, \
209 sc4, sc4val, \
210 sc5, sc5val, \
211 sc6, sc6val, \
212 sc7, sc7val) \
213( \
214 ((u64)(sc0val) << SEND_SC2VLT##num##_SC##sc0##_SHIFT) | \
215 ((u64)(sc1val) << SEND_SC2VLT##num##_SC##sc1##_SHIFT) | \
216 ((u64)(sc2val) << SEND_SC2VLT##num##_SC##sc2##_SHIFT) | \
217 ((u64)(sc3val) << SEND_SC2VLT##num##_SC##sc3##_SHIFT) | \
218 ((u64)(sc4val) << SEND_SC2VLT##num##_SC##sc4##_SHIFT) | \
219 ((u64)(sc5val) << SEND_SC2VLT##num##_SC##sc5##_SHIFT) | \
220 ((u64)(sc6val) << SEND_SC2VLT##num##_SC##sc6##_SHIFT) | \
221 ((u64)(sc7val) << SEND_SC2VLT##num##_SC##sc7##_SHIFT) \
222)
223
224#define DC_SC_VL_VAL( \
225 range, \
226 e0, e0val, \
227 e1, e1val, \
228 e2, e2val, \
229 e3, e3val, \
230 e4, e4val, \
231 e5, e5val, \
232 e6, e6val, \
233 e7, e7val, \
234 e8, e8val, \
235 e9, e9val, \
236 e10, e10val, \
237 e11, e11val, \
238 e12, e12val, \
239 e13, e13val, \
240 e14, e14val, \
241 e15, e15val) \
242( \
243 ((u64)(e0val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e0##_SHIFT) | \
244 ((u64)(e1val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e1##_SHIFT) | \
245 ((u64)(e2val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e2##_SHIFT) | \
246 ((u64)(e3val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e3##_SHIFT) | \
247 ((u64)(e4val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e4##_SHIFT) | \
248 ((u64)(e5val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e5##_SHIFT) | \
249 ((u64)(e6val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e6##_SHIFT) | \
250 ((u64)(e7val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e7##_SHIFT) | \
251 ((u64)(e8val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e8##_SHIFT) | \
252 ((u64)(e9val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e9##_SHIFT) | \
253 ((u64)(e10val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e10##_SHIFT) | \
254 ((u64)(e11val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e11##_SHIFT) | \
255 ((u64)(e12val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e12##_SHIFT) | \
256 ((u64)(e13val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e13##_SHIFT) | \
257 ((u64)(e14val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e14##_SHIFT) | \
258 ((u64)(e15val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e15##_SHIFT) \
259)
260
261
262#define ALL_FROZE (CCE_STATUS_SDMA_FROZE_SMASK \
263 | CCE_STATUS_RXE_FROZE_SMASK \
264 | CCE_STATUS_TXE_FROZE_SMASK \
265 | CCE_STATUS_TXE_PIO_FROZE_SMASK)
266
267#define ALL_TXE_PAUSE (CCE_STATUS_TXE_PIO_PAUSED_SMASK \
268 | CCE_STATUS_TXE_PAUSED_SMASK \
269 | CCE_STATUS_SDMA_PAUSED_SMASK)
270
271#define ALL_RXE_PAUSE CCE_STATUS_RXE_PAUSED_SMASK
272
273#define CNTR_MAX 0xFFFFFFFFFFFFFFFFULL
274#define CNTR_32BIT_MAX 0x00000000FFFFFFFF
275
276
277
278
279static struct flag_table cce_err_status_flags[] = {
280 FLAG_ENTRY0("CceCsrParityErr",
281 CCE_ERR_STATUS_CCE_CSR_PARITY_ERR_SMASK),
282 FLAG_ENTRY0("CceCsrReadBadAddrErr",
283 CCE_ERR_STATUS_CCE_CSR_READ_BAD_ADDR_ERR_SMASK),
284 FLAG_ENTRY0("CceCsrWriteBadAddrErr",
285 CCE_ERR_STATUS_CCE_CSR_WRITE_BAD_ADDR_ERR_SMASK),
286 FLAG_ENTRY0("CceTrgtAsyncFifoParityErr",
287 CCE_ERR_STATUS_CCE_TRGT_ASYNC_FIFO_PARITY_ERR_SMASK),
288 FLAG_ENTRY0("CceTrgtAccessErr",
289 CCE_ERR_STATUS_CCE_TRGT_ACCESS_ERR_SMASK),
290 FLAG_ENTRY0("CceRspdDataParityErr",
291 CCE_ERR_STATUS_CCE_RSPD_DATA_PARITY_ERR_SMASK),
292 FLAG_ENTRY0("CceCli0AsyncFifoParityErr",
293 CCE_ERR_STATUS_CCE_CLI0_ASYNC_FIFO_PARITY_ERR_SMASK),
294 FLAG_ENTRY0("CceCsrCfgBusParityErr",
295 CCE_ERR_STATUS_CCE_CSR_CFG_BUS_PARITY_ERR_SMASK),
296 FLAG_ENTRY0("CceCli2AsyncFifoParityErr",
297 CCE_ERR_STATUS_CCE_CLI2_ASYNC_FIFO_PARITY_ERR_SMASK),
298 FLAG_ENTRY0("CceCli1AsyncFifoPioCrdtParityErr",
299 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR_SMASK),
300 FLAG_ENTRY0("CceCli1AsyncFifoPioCrdtParityErr",
301 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR_SMASK),
302 FLAG_ENTRY0("CceCli1AsyncFifoRxdmaParityError",
303 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERROR_SMASK),
304 FLAG_ENTRY0("CceCli1AsyncFifoDbgParityError",
305 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERROR_SMASK),
306 FLAG_ENTRY0("PcicRetryMemCorErr",
307 CCE_ERR_STATUS_PCIC_RETRY_MEM_COR_ERR_SMASK),
308 FLAG_ENTRY0("PcicRetryMemCorErr",
309 CCE_ERR_STATUS_PCIC_RETRY_SOT_MEM_COR_ERR_SMASK),
310 FLAG_ENTRY0("PcicPostHdQCorErr",
311 CCE_ERR_STATUS_PCIC_POST_HD_QCOR_ERR_SMASK),
312 FLAG_ENTRY0("PcicPostHdQCorErr",
313 CCE_ERR_STATUS_PCIC_POST_DAT_QCOR_ERR_SMASK),
314 FLAG_ENTRY0("PcicPostHdQCorErr",
315 CCE_ERR_STATUS_PCIC_CPL_HD_QCOR_ERR_SMASK),
316 FLAG_ENTRY0("PcicCplDatQCorErr",
317 CCE_ERR_STATUS_PCIC_CPL_DAT_QCOR_ERR_SMASK),
318 FLAG_ENTRY0("PcicNPostHQParityErr",
319 CCE_ERR_STATUS_PCIC_NPOST_HQ_PARITY_ERR_SMASK),
320 FLAG_ENTRY0("PcicNPostDatQParityErr",
321 CCE_ERR_STATUS_PCIC_NPOST_DAT_QPARITY_ERR_SMASK),
322 FLAG_ENTRY0("PcicRetryMemUncErr",
323 CCE_ERR_STATUS_PCIC_RETRY_MEM_UNC_ERR_SMASK),
324 FLAG_ENTRY0("PcicRetrySotMemUncErr",
325 CCE_ERR_STATUS_PCIC_RETRY_SOT_MEM_UNC_ERR_SMASK),
326 FLAG_ENTRY0("PcicPostHdQUncErr",
327 CCE_ERR_STATUS_PCIC_POST_HD_QUNC_ERR_SMASK),
328 FLAG_ENTRY0("PcicPostDatQUncErr",
329 CCE_ERR_STATUS_PCIC_POST_DAT_QUNC_ERR_SMASK),
330 FLAG_ENTRY0("PcicCplHdQUncErr",
331 CCE_ERR_STATUS_PCIC_CPL_HD_QUNC_ERR_SMASK),
332 FLAG_ENTRY0("PcicCplDatQUncErr",
333 CCE_ERR_STATUS_PCIC_CPL_DAT_QUNC_ERR_SMASK),
334 FLAG_ENTRY0("PcicTransmitFrontParityErr",
335 CCE_ERR_STATUS_PCIC_TRANSMIT_FRONT_PARITY_ERR_SMASK),
336 FLAG_ENTRY0("PcicTransmitBackParityErr",
337 CCE_ERR_STATUS_PCIC_TRANSMIT_BACK_PARITY_ERR_SMASK),
338 FLAG_ENTRY0("PcicReceiveParityErr",
339 CCE_ERR_STATUS_PCIC_RECEIVE_PARITY_ERR_SMASK),
340 FLAG_ENTRY0("CceTrgtCplTimeoutErr",
341 CCE_ERR_STATUS_CCE_TRGT_CPL_TIMEOUT_ERR_SMASK),
342 FLAG_ENTRY0("LATriggered",
343 CCE_ERR_STATUS_LA_TRIGGERED_SMASK),
344 FLAG_ENTRY0("CceSegReadBadAddrErr",
345 CCE_ERR_STATUS_CCE_SEG_READ_BAD_ADDR_ERR_SMASK),
346 FLAG_ENTRY0("CceSegWriteBadAddrErr",
347 CCE_ERR_STATUS_CCE_SEG_WRITE_BAD_ADDR_ERR_SMASK),
348 FLAG_ENTRY0("CceRcplAsyncFifoParityErr",
349 CCE_ERR_STATUS_CCE_RCPL_ASYNC_FIFO_PARITY_ERR_SMASK),
350 FLAG_ENTRY0("CceRxdmaConvFifoParityErr",
351 CCE_ERR_STATUS_CCE_RXDMA_CONV_FIFO_PARITY_ERR_SMASK),
352 FLAG_ENTRY0("CceMsixTableCorErr",
353 CCE_ERR_STATUS_CCE_MSIX_TABLE_COR_ERR_SMASK),
354 FLAG_ENTRY0("CceMsixTableUncErr",
355 CCE_ERR_STATUS_CCE_MSIX_TABLE_UNC_ERR_SMASK),
356 FLAG_ENTRY0("CceIntMapCorErr",
357 CCE_ERR_STATUS_CCE_INT_MAP_COR_ERR_SMASK),
358 FLAG_ENTRY0("CceIntMapUncErr",
359 CCE_ERR_STATUS_CCE_INT_MAP_UNC_ERR_SMASK),
360 FLAG_ENTRY0("CceMsixCsrParityErr",
361 CCE_ERR_STATUS_CCE_MSIX_CSR_PARITY_ERR_SMASK),
362
363};
364
365
366
367
368#define MES(text) MISC_ERR_STATUS_MISC_##text##_ERR_SMASK
369static struct flag_table misc_err_status_flags[] = {
370 FLAG_ENTRY0("CSR_PARITY", MES(CSR_PARITY)),
371 FLAG_ENTRY0("CSR_READ_BAD_ADDR", MES(CSR_READ_BAD_ADDR)),
372 FLAG_ENTRY0("CSR_WRITE_BAD_ADDR", MES(CSR_WRITE_BAD_ADDR)),
373 FLAG_ENTRY0("SBUS_WRITE_FAILED", MES(SBUS_WRITE_FAILED)),
374 FLAG_ENTRY0("KEY_MISMATCH", MES(KEY_MISMATCH)),
375 FLAG_ENTRY0("FW_AUTH_FAILED", MES(FW_AUTH_FAILED)),
376 FLAG_ENTRY0("EFUSE_CSR_PARITY", MES(EFUSE_CSR_PARITY)),
377 FLAG_ENTRY0("EFUSE_READ_BAD_ADDR", MES(EFUSE_READ_BAD_ADDR)),
378 FLAG_ENTRY0("EFUSE_WRITE", MES(EFUSE_WRITE)),
379 FLAG_ENTRY0("EFUSE_DONE_PARITY", MES(EFUSE_DONE_PARITY)),
380 FLAG_ENTRY0("INVALID_EEP_CMD", MES(INVALID_EEP_CMD)),
381 FLAG_ENTRY0("MBIST_FAIL", MES(MBIST_FAIL)),
382 FLAG_ENTRY0("PLL_LOCK_FAIL", MES(PLL_LOCK_FAIL))
383};
384
385
386
387
388static struct flag_table pio_err_status_flags[] = {
389 FLAG_ENTRY("PioWriteBadCtxt",
390 SEC_WRITE_DROPPED,
391 SEND_PIO_ERR_STATUS_PIO_WRITE_BAD_CTXT_ERR_SMASK),
392 FLAG_ENTRY("PioWriteAddrParity",
393 SEC_SPC_FREEZE,
394 SEND_PIO_ERR_STATUS_PIO_WRITE_ADDR_PARITY_ERR_SMASK),
395 FLAG_ENTRY("PioCsrParity",
396 SEC_SPC_FREEZE,
397 SEND_PIO_ERR_STATUS_PIO_CSR_PARITY_ERR_SMASK),
398 FLAG_ENTRY("PioSbMemFifo0",
399 SEC_SPC_FREEZE,
400 SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO0_ERR_SMASK),
401 FLAG_ENTRY("PioSbMemFifo1",
402 SEC_SPC_FREEZE,
403 SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO1_ERR_SMASK),
404 FLAG_ENTRY("PioPccFifoParity",
405 SEC_SPC_FREEZE,
406 SEND_PIO_ERR_STATUS_PIO_PCC_FIFO_PARITY_ERR_SMASK),
407 FLAG_ENTRY("PioPecFifoParity",
408 SEC_SPC_FREEZE,
409 SEND_PIO_ERR_STATUS_PIO_PEC_FIFO_PARITY_ERR_SMASK),
410 FLAG_ENTRY("PioSbrdctlCrrelParity",
411 SEC_SPC_FREEZE,
412 SEND_PIO_ERR_STATUS_PIO_SBRDCTL_CRREL_PARITY_ERR_SMASK),
413 FLAG_ENTRY("PioSbrdctrlCrrelFifoParity",
414 SEC_SPC_FREEZE,
415 SEND_PIO_ERR_STATUS_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR_SMASK),
416 FLAG_ENTRY("PioPktEvictFifoParityErr",
417 SEC_SPC_FREEZE,
418 SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_FIFO_PARITY_ERR_SMASK),
419 FLAG_ENTRY("PioSmPktResetParity",
420 SEC_SPC_FREEZE,
421 SEND_PIO_ERR_STATUS_PIO_SM_PKT_RESET_PARITY_ERR_SMASK),
422 FLAG_ENTRY("PioVlLenMemBank0Unc",
423 SEC_SPC_FREEZE,
424 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK0_UNC_ERR_SMASK),
425 FLAG_ENTRY("PioVlLenMemBank1Unc",
426 SEC_SPC_FREEZE,
427 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK1_UNC_ERR_SMASK),
428 FLAG_ENTRY("PioVlLenMemBank0Cor",
429 0,
430 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK0_COR_ERR_SMASK),
431 FLAG_ENTRY("PioVlLenMemBank1Cor",
432 0,
433 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK1_COR_ERR_SMASK),
434 FLAG_ENTRY("PioCreditRetFifoParity",
435 SEC_SPC_FREEZE,
436 SEND_PIO_ERR_STATUS_PIO_CREDIT_RET_FIFO_PARITY_ERR_SMASK),
437 FLAG_ENTRY("PioPpmcPblFifo",
438 SEC_SPC_FREEZE,
439 SEND_PIO_ERR_STATUS_PIO_PPMC_PBL_FIFO_ERR_SMASK),
440 FLAG_ENTRY("PioInitSmIn",
441 0,
442 SEND_PIO_ERR_STATUS_PIO_INIT_SM_IN_ERR_SMASK),
443 FLAG_ENTRY("PioPktEvictSmOrArbSm",
444 SEC_SPC_FREEZE,
445 SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_SM_OR_ARB_SM_ERR_SMASK),
446 FLAG_ENTRY("PioHostAddrMemUnc",
447 SEC_SPC_FREEZE,
448 SEND_PIO_ERR_STATUS_PIO_HOST_ADDR_MEM_UNC_ERR_SMASK),
449 FLAG_ENTRY("PioHostAddrMemCor",
450 0,
451 SEND_PIO_ERR_STATUS_PIO_HOST_ADDR_MEM_COR_ERR_SMASK),
452 FLAG_ENTRY("PioWriteDataParity",
453 SEC_SPC_FREEZE,
454 SEND_PIO_ERR_STATUS_PIO_WRITE_DATA_PARITY_ERR_SMASK),
455 FLAG_ENTRY("PioStateMachine",
456 SEC_SPC_FREEZE,
457 SEND_PIO_ERR_STATUS_PIO_STATE_MACHINE_ERR_SMASK),
458 FLAG_ENTRY("PioWriteQwValidParity",
459 SEC_WRITE_DROPPED | SEC_SPC_FREEZE,
460 SEND_PIO_ERR_STATUS_PIO_WRITE_QW_VALID_PARITY_ERR_SMASK),
461 FLAG_ENTRY("PioBlockQwCountParity",
462 SEC_WRITE_DROPPED | SEC_SPC_FREEZE,
463 SEND_PIO_ERR_STATUS_PIO_BLOCK_QW_COUNT_PARITY_ERR_SMASK),
464 FLAG_ENTRY("PioVlfVlLenParity",
465 SEC_SPC_FREEZE,
466 SEND_PIO_ERR_STATUS_PIO_VLF_VL_LEN_PARITY_ERR_SMASK),
467 FLAG_ENTRY("PioVlfSopParity",
468 SEC_SPC_FREEZE,
469 SEND_PIO_ERR_STATUS_PIO_VLF_SOP_PARITY_ERR_SMASK),
470 FLAG_ENTRY("PioVlFifoParity",
471 SEC_SPC_FREEZE,
472 SEND_PIO_ERR_STATUS_PIO_VL_FIFO_PARITY_ERR_SMASK),
473 FLAG_ENTRY("PioPpmcBqcMemParity",
474 SEC_SPC_FREEZE,
475 SEND_PIO_ERR_STATUS_PIO_PPMC_BQC_MEM_PARITY_ERR_SMASK),
476 FLAG_ENTRY("PioPpmcSopLen",
477 SEC_SPC_FREEZE,
478 SEND_PIO_ERR_STATUS_PIO_PPMC_SOP_LEN_ERR_SMASK),
479
480 FLAG_ENTRY("PioCurrentFreeCntParity",
481 SEC_SPC_FREEZE,
482 SEND_PIO_ERR_STATUS_PIO_CURRENT_FREE_CNT_PARITY_ERR_SMASK),
483 FLAG_ENTRY("PioLastReturnedCntParity",
484 SEC_SPC_FREEZE,
485 SEND_PIO_ERR_STATUS_PIO_LAST_RETURNED_CNT_PARITY_ERR_SMASK),
486 FLAG_ENTRY("PioPccSopHeadParity",
487 SEC_SPC_FREEZE,
488 SEND_PIO_ERR_STATUS_PIO_PCC_SOP_HEAD_PARITY_ERR_SMASK),
489 FLAG_ENTRY("PioPecSopHeadParityErr",
490 SEC_SPC_FREEZE,
491 SEND_PIO_ERR_STATUS_PIO_PEC_SOP_HEAD_PARITY_ERR_SMASK),
492
493};
494
495
496#define ALL_PIO_FREEZE_ERR \
497 (SEND_PIO_ERR_STATUS_PIO_WRITE_ADDR_PARITY_ERR_SMASK \
498 | SEND_PIO_ERR_STATUS_PIO_CSR_PARITY_ERR_SMASK \
499 | SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO0_ERR_SMASK \
500 | SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO1_ERR_SMASK \
501 | SEND_PIO_ERR_STATUS_PIO_PCC_FIFO_PARITY_ERR_SMASK \
502 | SEND_PIO_ERR_STATUS_PIO_PEC_FIFO_PARITY_ERR_SMASK \
503 | SEND_PIO_ERR_STATUS_PIO_SBRDCTL_CRREL_PARITY_ERR_SMASK \
504 | SEND_PIO_ERR_STATUS_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR_SMASK \
505 | SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_FIFO_PARITY_ERR_SMASK \
506 | SEND_PIO_ERR_STATUS_PIO_SM_PKT_RESET_PARITY_ERR_SMASK \
507 | SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK0_UNC_ERR_SMASK \
508 | SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK1_UNC_ERR_SMASK \
509 | SEND_PIO_ERR_STATUS_PIO_CREDIT_RET_FIFO_PARITY_ERR_SMASK \
510 | SEND_PIO_ERR_STATUS_PIO_PPMC_PBL_FIFO_ERR_SMASK \
511 | SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_SM_OR_ARB_SM_ERR_SMASK \
512 | SEND_PIO_ERR_STATUS_PIO_HOST_ADDR_MEM_UNC_ERR_SMASK \
513 | SEND_PIO_ERR_STATUS_PIO_WRITE_DATA_PARITY_ERR_SMASK \
514 | SEND_PIO_ERR_STATUS_PIO_STATE_MACHINE_ERR_SMASK \
515 | SEND_PIO_ERR_STATUS_PIO_WRITE_QW_VALID_PARITY_ERR_SMASK \
516 | SEND_PIO_ERR_STATUS_PIO_BLOCK_QW_COUNT_PARITY_ERR_SMASK \
517 | SEND_PIO_ERR_STATUS_PIO_VLF_VL_LEN_PARITY_ERR_SMASK \
518 | SEND_PIO_ERR_STATUS_PIO_VLF_SOP_PARITY_ERR_SMASK \
519 | SEND_PIO_ERR_STATUS_PIO_VL_FIFO_PARITY_ERR_SMASK \
520 | SEND_PIO_ERR_STATUS_PIO_PPMC_BQC_MEM_PARITY_ERR_SMASK \
521 | SEND_PIO_ERR_STATUS_PIO_PPMC_SOP_LEN_ERR_SMASK \
522 | SEND_PIO_ERR_STATUS_PIO_CURRENT_FREE_CNT_PARITY_ERR_SMASK \
523 | SEND_PIO_ERR_STATUS_PIO_LAST_RETURNED_CNT_PARITY_ERR_SMASK \
524 | SEND_PIO_ERR_STATUS_PIO_PCC_SOP_HEAD_PARITY_ERR_SMASK \
525 | SEND_PIO_ERR_STATUS_PIO_PEC_SOP_HEAD_PARITY_ERR_SMASK)
526
527
528
529
530static struct flag_table sdma_err_status_flags[] = {
531 FLAG_ENTRY0("SDmaRpyTagErr",
532 SEND_DMA_ERR_STATUS_SDMA_RPY_TAG_ERR_SMASK),
533 FLAG_ENTRY0("SDmaCsrParityErr",
534 SEND_DMA_ERR_STATUS_SDMA_CSR_PARITY_ERR_SMASK),
535 FLAG_ENTRY0("SDmaPcieReqTrackingUncErr",
536 SEND_DMA_ERR_STATUS_SDMA_PCIE_REQ_TRACKING_UNC_ERR_SMASK),
537 FLAG_ENTRY0("SDmaPcieReqTrackingCorErr",
538 SEND_DMA_ERR_STATUS_SDMA_PCIE_REQ_TRACKING_COR_ERR_SMASK),
539
540};
541
542
543#define ALL_SDMA_FREEZE_ERR \
544 (SEND_DMA_ERR_STATUS_SDMA_RPY_TAG_ERR_SMASK \
545 | SEND_DMA_ERR_STATUS_SDMA_CSR_PARITY_ERR_SMASK \
546 | SEND_DMA_ERR_STATUS_SDMA_PCIE_REQ_TRACKING_UNC_ERR_SMASK)
547
548
549#define PORT_DISCARD_EGRESS_ERRS \
550 (SEND_EGRESS_ERR_INFO_TOO_LONG_IB_PACKET_ERR_SMASK \
551 | SEND_EGRESS_ERR_INFO_VL_MAPPING_ERR_SMASK \
552 | SEND_EGRESS_ERR_INFO_VL_ERR_SMASK)
553
554
555
556
557#define SEES(text) SEND_EGRESS_ERR_STATUS_##text##_ERR_SMASK
558static struct flag_table egress_err_status_flags[] = {
559 FLAG_ENTRY0("TxPktIntegrityMemCorErr", SEES(TX_PKT_INTEGRITY_MEM_COR)),
560 FLAG_ENTRY0("TxPktIntegrityMemUncErr", SEES(TX_PKT_INTEGRITY_MEM_UNC)),
561
562 FLAG_ENTRY0("TxEgressFifoUnderrunOrParityErr",
563 SEES(TX_EGRESS_FIFO_UNDERRUN_OR_PARITY)),
564 FLAG_ENTRY0("TxLinkdownErr", SEES(TX_LINKDOWN)),
565 FLAG_ENTRY0("TxIncorrectLinkStateErr", SEES(TX_INCORRECT_LINK_STATE)),
566
567 FLAG_ENTRY0("TxPioLaunchIntfParityErr",
568 SEES(TX_PIO_LAUNCH_INTF_PARITY)),
569 FLAG_ENTRY0("TxSdmaLaunchIntfParityErr",
570 SEES(TX_SDMA_LAUNCH_INTF_PARITY)),
571
572 FLAG_ENTRY0("TxSbrdCtlStateMachineParityErr",
573 SEES(TX_SBRD_CTL_STATE_MACHINE_PARITY)),
574 FLAG_ENTRY0("TxIllegalVLErr", SEES(TX_ILLEGAL_VL)),
575 FLAG_ENTRY0("TxLaunchCsrParityErr", SEES(TX_LAUNCH_CSR_PARITY)),
576 FLAG_ENTRY0("TxSbrdCtlCsrParityErr", SEES(TX_SBRD_CTL_CSR_PARITY)),
577 FLAG_ENTRY0("TxConfigParityErr", SEES(TX_CONFIG_PARITY)),
578 FLAG_ENTRY0("TxSdma0DisallowedPacketErr",
579 SEES(TX_SDMA0_DISALLOWED_PACKET)),
580 FLAG_ENTRY0("TxSdma1DisallowedPacketErr",
581 SEES(TX_SDMA1_DISALLOWED_PACKET)),
582 FLAG_ENTRY0("TxSdma2DisallowedPacketErr",
583 SEES(TX_SDMA2_DISALLOWED_PACKET)),
584 FLAG_ENTRY0("TxSdma3DisallowedPacketErr",
585 SEES(TX_SDMA3_DISALLOWED_PACKET)),
586 FLAG_ENTRY0("TxSdma4DisallowedPacketErr",
587 SEES(TX_SDMA4_DISALLOWED_PACKET)),
588 FLAG_ENTRY0("TxSdma5DisallowedPacketErr",
589 SEES(TX_SDMA5_DISALLOWED_PACKET)),
590 FLAG_ENTRY0("TxSdma6DisallowedPacketErr",
591 SEES(TX_SDMA6_DISALLOWED_PACKET)),
592 FLAG_ENTRY0("TxSdma7DisallowedPacketErr",
593 SEES(TX_SDMA7_DISALLOWED_PACKET)),
594 FLAG_ENTRY0("TxSdma8DisallowedPacketErr",
595 SEES(TX_SDMA8_DISALLOWED_PACKET)),
596 FLAG_ENTRY0("TxSdma9DisallowedPacketErr",
597 SEES(TX_SDMA9_DISALLOWED_PACKET)),
598 FLAG_ENTRY0("TxSdma10DisallowedPacketErr",
599 SEES(TX_SDMA10_DISALLOWED_PACKET)),
600 FLAG_ENTRY0("TxSdma11DisallowedPacketErr",
601 SEES(TX_SDMA11_DISALLOWED_PACKET)),
602 FLAG_ENTRY0("TxSdma12DisallowedPacketErr",
603 SEES(TX_SDMA12_DISALLOWED_PACKET)),
604 FLAG_ENTRY0("TxSdma13DisallowedPacketErr",
605 SEES(TX_SDMA13_DISALLOWED_PACKET)),
606 FLAG_ENTRY0("TxSdma14DisallowedPacketErr",
607 SEES(TX_SDMA14_DISALLOWED_PACKET)),
608 FLAG_ENTRY0("TxSdma15DisallowedPacketErr",
609 SEES(TX_SDMA15_DISALLOWED_PACKET)),
610 FLAG_ENTRY0("TxLaunchFifo0UncOrParityErr",
611 SEES(TX_LAUNCH_FIFO0_UNC_OR_PARITY)),
612 FLAG_ENTRY0("TxLaunchFifo1UncOrParityErr",
613 SEES(TX_LAUNCH_FIFO1_UNC_OR_PARITY)),
614 FLAG_ENTRY0("TxLaunchFifo2UncOrParityErr",
615 SEES(TX_LAUNCH_FIFO2_UNC_OR_PARITY)),
616 FLAG_ENTRY0("TxLaunchFifo3UncOrParityErr",
617 SEES(TX_LAUNCH_FIFO3_UNC_OR_PARITY)),
618 FLAG_ENTRY0("TxLaunchFifo4UncOrParityErr",
619 SEES(TX_LAUNCH_FIFO4_UNC_OR_PARITY)),
620 FLAG_ENTRY0("TxLaunchFifo5UncOrParityErr",
621 SEES(TX_LAUNCH_FIFO5_UNC_OR_PARITY)),
622 FLAG_ENTRY0("TxLaunchFifo6UncOrParityErr",
623 SEES(TX_LAUNCH_FIFO6_UNC_OR_PARITY)),
624 FLAG_ENTRY0("TxLaunchFifo7UncOrParityErr",
625 SEES(TX_LAUNCH_FIFO7_UNC_OR_PARITY)),
626 FLAG_ENTRY0("TxLaunchFifo8UncOrParityErr",
627 SEES(TX_LAUNCH_FIFO8_UNC_OR_PARITY)),
628 FLAG_ENTRY0("TxCreditReturnParityErr", SEES(TX_CREDIT_RETURN_PARITY)),
629 FLAG_ENTRY0("TxSbHdrUncErr", SEES(TX_SB_HDR_UNC)),
630 FLAG_ENTRY0("TxReadSdmaMemoryUncErr", SEES(TX_READ_SDMA_MEMORY_UNC)),
631 FLAG_ENTRY0("TxReadPioMemoryUncErr", SEES(TX_READ_PIO_MEMORY_UNC)),
632 FLAG_ENTRY0("TxEgressFifoUncErr", SEES(TX_EGRESS_FIFO_UNC)),
633 FLAG_ENTRY0("TxHcrcInsertionErr", SEES(TX_HCRC_INSERTION)),
634 FLAG_ENTRY0("TxCreditReturnVLErr", SEES(TX_CREDIT_RETURN_VL)),
635 FLAG_ENTRY0("TxLaunchFifo0CorErr", SEES(TX_LAUNCH_FIFO0_COR)),
636 FLAG_ENTRY0("TxLaunchFifo1CorErr", SEES(TX_LAUNCH_FIFO1_COR)),
637 FLAG_ENTRY0("TxLaunchFifo2CorErr", SEES(TX_LAUNCH_FIFO2_COR)),
638 FLAG_ENTRY0("TxLaunchFifo3CorErr", SEES(TX_LAUNCH_FIFO3_COR)),
639 FLAG_ENTRY0("TxLaunchFifo4CorErr", SEES(TX_LAUNCH_FIFO4_COR)),
640 FLAG_ENTRY0("TxLaunchFifo5CorErr", SEES(TX_LAUNCH_FIFO5_COR)),
641 FLAG_ENTRY0("TxLaunchFifo6CorErr", SEES(TX_LAUNCH_FIFO6_COR)),
642 FLAG_ENTRY0("TxLaunchFifo7CorErr", SEES(TX_LAUNCH_FIFO7_COR)),
643 FLAG_ENTRY0("TxLaunchFifo8CorErr", SEES(TX_LAUNCH_FIFO8_COR)),
644 FLAG_ENTRY0("TxCreditOverrunErr", SEES(TX_CREDIT_OVERRUN)),
645 FLAG_ENTRY0("TxSbHdrCorErr", SEES(TX_SB_HDR_COR)),
646 FLAG_ENTRY0("TxReadSdmaMemoryCorErr", SEES(TX_READ_SDMA_MEMORY_COR)),
647 FLAG_ENTRY0("TxReadPioMemoryCorErr", SEES(TX_READ_PIO_MEMORY_COR)),
648 FLAG_ENTRY0("TxEgressFifoCorErr", SEES(TX_EGRESS_FIFO_COR)),
649 FLAG_ENTRY0("TxReadSdmaMemoryCsrUncErr",
650 SEES(TX_READ_SDMA_MEMORY_CSR_UNC)),
651 FLAG_ENTRY0("TxReadPioMemoryCsrUncErr",
652 SEES(TX_READ_PIO_MEMORY_CSR_UNC)),
653};
654
655
656
657
658#define SEEI(text) SEND_EGRESS_ERR_INFO_##text##_ERR_SMASK
659static struct flag_table egress_err_info_flags[] = {
660 FLAG_ENTRY0("Reserved", 0ull),
661 FLAG_ENTRY0("VLErr", SEEI(VL)),
662 FLAG_ENTRY0("JobKeyErr", SEEI(JOB_KEY)),
663 FLAG_ENTRY0("JobKeyErr", SEEI(JOB_KEY)),
664 FLAG_ENTRY0("PartitionKeyErr", SEEI(PARTITION_KEY)),
665 FLAG_ENTRY0("SLIDErr", SEEI(SLID)),
666 FLAG_ENTRY0("OpcodeErr", SEEI(OPCODE)),
667 FLAG_ENTRY0("VLMappingErr", SEEI(VL_MAPPING)),
668 FLAG_ENTRY0("RawErr", SEEI(RAW)),
669 FLAG_ENTRY0("RawIPv6Err", SEEI(RAW_IPV6)),
670 FLAG_ENTRY0("GRHErr", SEEI(GRH)),
671 FLAG_ENTRY0("BypassErr", SEEI(BYPASS)),
672 FLAG_ENTRY0("KDETHPacketsErr", SEEI(KDETH_PACKETS)),
673 FLAG_ENTRY0("NonKDETHPacketsErr", SEEI(NON_KDETH_PACKETS)),
674 FLAG_ENTRY0("TooSmallIBPacketsErr", SEEI(TOO_SMALL_IB_PACKETS)),
675 FLAG_ENTRY0("TooSmallBypassPacketsErr", SEEI(TOO_SMALL_BYPASS_PACKETS)),
676 FLAG_ENTRY0("PbcTestErr", SEEI(PBC_TEST)),
677 FLAG_ENTRY0("BadPktLenErr", SEEI(BAD_PKT_LEN)),
678 FLAG_ENTRY0("TooLongIBPacketErr", SEEI(TOO_LONG_IB_PACKET)),
679 FLAG_ENTRY0("TooLongBypassPacketsErr", SEEI(TOO_LONG_BYPASS_PACKETS)),
680 FLAG_ENTRY0("PbcStaticRateControlErr", SEEI(PBC_STATIC_RATE_CONTROL)),
681 FLAG_ENTRY0("BypassBadPktLenErr", SEEI(BAD_PKT_LEN)),
682};
683
684
685#define ALL_TXE_EGRESS_FREEZE_ERR \
686 (SEES(TX_EGRESS_FIFO_UNDERRUN_OR_PARITY) \
687 | SEES(TX_PIO_LAUNCH_INTF_PARITY) \
688 | SEES(TX_SDMA_LAUNCH_INTF_PARITY) \
689 | SEES(TX_SBRD_CTL_STATE_MACHINE_PARITY) \
690 | SEES(TX_LAUNCH_CSR_PARITY) \
691 | SEES(TX_SBRD_CTL_CSR_PARITY) \
692 | SEES(TX_CONFIG_PARITY) \
693 | SEES(TX_LAUNCH_FIFO0_UNC_OR_PARITY) \
694 | SEES(TX_LAUNCH_FIFO1_UNC_OR_PARITY) \
695 | SEES(TX_LAUNCH_FIFO2_UNC_OR_PARITY) \
696 | SEES(TX_LAUNCH_FIFO3_UNC_OR_PARITY) \
697 | SEES(TX_LAUNCH_FIFO4_UNC_OR_PARITY) \
698 | SEES(TX_LAUNCH_FIFO5_UNC_OR_PARITY) \
699 | SEES(TX_LAUNCH_FIFO6_UNC_OR_PARITY) \
700 | SEES(TX_LAUNCH_FIFO7_UNC_OR_PARITY) \
701 | SEES(TX_LAUNCH_FIFO8_UNC_OR_PARITY) \
702 | SEES(TX_CREDIT_RETURN_PARITY))
703
704
705
706
707#define SES(name) SEND_ERR_STATUS_SEND_##name##_ERR_SMASK
708static struct flag_table send_err_status_flags[] = {
709 FLAG_ENTRY0("SendCsrParityErr", SES(CSR_PARITY)),
710 FLAG_ENTRY0("SendCsrReadBadAddrErr", SES(CSR_READ_BAD_ADDR)),
711 FLAG_ENTRY0("SendCsrWriteBadAddrErr", SES(CSR_WRITE_BAD_ADDR))
712};
713
714
715
716
717static struct flag_table sc_err_status_flags[] = {
718 FLAG_ENTRY("InconsistentSop",
719 SEC_PACKET_DROPPED | SEC_SC_HALTED,
720 SEND_CTXT_ERR_STATUS_PIO_INCONSISTENT_SOP_ERR_SMASK),
721 FLAG_ENTRY("DisallowedPacket",
722 SEC_PACKET_DROPPED | SEC_SC_HALTED,
723 SEND_CTXT_ERR_STATUS_PIO_DISALLOWED_PACKET_ERR_SMASK),
724 FLAG_ENTRY("WriteCrossesBoundary",
725 SEC_WRITE_DROPPED | SEC_SC_HALTED,
726 SEND_CTXT_ERR_STATUS_PIO_WRITE_CROSSES_BOUNDARY_ERR_SMASK),
727 FLAG_ENTRY("WriteOverflow",
728 SEC_WRITE_DROPPED | SEC_SC_HALTED,
729 SEND_CTXT_ERR_STATUS_PIO_WRITE_OVERFLOW_ERR_SMASK),
730 FLAG_ENTRY("WriteOutOfBounds",
731 SEC_WRITE_DROPPED | SEC_SC_HALTED,
732 SEND_CTXT_ERR_STATUS_PIO_WRITE_OUT_OF_BOUNDS_ERR_SMASK),
733
734};
735
736
737
738
739#define RXES(name) RCV_ERR_STATUS_RX_##name##_ERR_SMASK
740static struct flag_table rxe_err_status_flags[] = {
741 FLAG_ENTRY0("RxDmaCsrCorErr", RXES(DMA_CSR_COR)),
742 FLAG_ENTRY0("RxDcIntfParityErr", RXES(DC_INTF_PARITY)),
743 FLAG_ENTRY0("RxRcvHdrUncErr", RXES(RCV_HDR_UNC)),
744 FLAG_ENTRY0("RxRcvHdrCorErr", RXES(RCV_HDR_COR)),
745 FLAG_ENTRY0("RxRcvDataUncErr", RXES(RCV_DATA_UNC)),
746 FLAG_ENTRY0("RxRcvDataCorErr", RXES(RCV_DATA_COR)),
747 FLAG_ENTRY0("RxRcvQpMapTableUncErr", RXES(RCV_QP_MAP_TABLE_UNC)),
748 FLAG_ENTRY0("RxRcvQpMapTableCorErr", RXES(RCV_QP_MAP_TABLE_COR)),
749 FLAG_ENTRY0("RxRcvCsrParityErr", RXES(RCV_CSR_PARITY)),
750 FLAG_ENTRY0("RxDcSopEopParityErr", RXES(DC_SOP_EOP_PARITY)),
751 FLAG_ENTRY0("RxDmaFlagUncErr", RXES(DMA_FLAG_UNC)),
752 FLAG_ENTRY0("RxDmaFlagCorErr", RXES(DMA_FLAG_COR)),
753 FLAG_ENTRY0("RxRcvFsmEncodingErr", RXES(RCV_FSM_ENCODING)),
754 FLAG_ENTRY0("RxRbufFreeListUncErr", RXES(RBUF_FREE_LIST_UNC)),
755 FLAG_ENTRY0("RxRbufFreeListCorErr", RXES(RBUF_FREE_LIST_COR)),
756 FLAG_ENTRY0("RxRbufLookupDesRegUncErr", RXES(RBUF_LOOKUP_DES_REG_UNC)),
757 FLAG_ENTRY0("RxRbufLookupDesRegUncCorErr",
758 RXES(RBUF_LOOKUP_DES_REG_UNC_COR)),
759 FLAG_ENTRY0("RxRbufLookupDesUncErr", RXES(RBUF_LOOKUP_DES_UNC)),
760 FLAG_ENTRY0("RxRbufLookupDesCorErr", RXES(RBUF_LOOKUP_DES_COR)),
761 FLAG_ENTRY0("RxRbufBlockListReadUncErr",
762 RXES(RBUF_BLOCK_LIST_READ_UNC)),
763 FLAG_ENTRY0("RxRbufBlockListReadCorErr",
764 RXES(RBUF_BLOCK_LIST_READ_COR)),
765 FLAG_ENTRY0("RxRbufCsrQHeadBufNumParityErr",
766 RXES(RBUF_CSR_QHEAD_BUF_NUM_PARITY)),
767 FLAG_ENTRY0("RxRbufCsrQEntCntParityErr",
768 RXES(RBUF_CSR_QENT_CNT_PARITY)),
769 FLAG_ENTRY0("RxRbufCsrQNextBufParityErr",
770 RXES(RBUF_CSR_QNEXT_BUF_PARITY)),
771 FLAG_ENTRY0("RxRbufCsrQVldBitParityErr",
772 RXES(RBUF_CSR_QVLD_BIT_PARITY)),
773 FLAG_ENTRY0("RxRbufCsrQHdPtrParityErr", RXES(RBUF_CSR_QHD_PTR_PARITY)),
774 FLAG_ENTRY0("RxRbufCsrQTlPtrParityErr", RXES(RBUF_CSR_QTL_PTR_PARITY)),
775 FLAG_ENTRY0("RxRbufCsrQNumOfPktParityErr",
776 RXES(RBUF_CSR_QNUM_OF_PKT_PARITY)),
777 FLAG_ENTRY0("RxRbufCsrQEOPDWParityErr", RXES(RBUF_CSR_QEOPDW_PARITY)),
778 FLAG_ENTRY0("RxRbufCtxIdParityErr", RXES(RBUF_CTX_ID_PARITY)),
779 FLAG_ENTRY0("RxRBufBadLookupErr", RXES(RBUF_BAD_LOOKUP)),
780 FLAG_ENTRY0("RxRbufFullErr", RXES(RBUF_FULL)),
781 FLAG_ENTRY0("RxRbufEmptyErr", RXES(RBUF_EMPTY)),
782 FLAG_ENTRY0("RxRbufFlRdAddrParityErr", RXES(RBUF_FL_RD_ADDR_PARITY)),
783 FLAG_ENTRY0("RxRbufFlWrAddrParityErr", RXES(RBUF_FL_WR_ADDR_PARITY)),
784 FLAG_ENTRY0("RxRbufFlInitdoneParityErr",
785 RXES(RBUF_FL_INITDONE_PARITY)),
786 FLAG_ENTRY0("RxRbufFlInitWrAddrParityErr",
787 RXES(RBUF_FL_INIT_WR_ADDR_PARITY)),
788 FLAG_ENTRY0("RxRbufNextFreeBufUncErr", RXES(RBUF_NEXT_FREE_BUF_UNC)),
789 FLAG_ENTRY0("RxRbufNextFreeBufCorErr", RXES(RBUF_NEXT_FREE_BUF_COR)),
790 FLAG_ENTRY0("RxLookupDesPart1UncErr", RXES(LOOKUP_DES_PART1_UNC)),
791 FLAG_ENTRY0("RxLookupDesPart1UncCorErr",
792 RXES(LOOKUP_DES_PART1_UNC_COR)),
793 FLAG_ENTRY0("RxLookupDesPart2ParityErr",
794 RXES(LOOKUP_DES_PART2_PARITY)),
795 FLAG_ENTRY0("RxLookupRcvArrayUncErr", RXES(LOOKUP_RCV_ARRAY_UNC)),
796 FLAG_ENTRY0("RxLookupRcvArrayCorErr", RXES(LOOKUP_RCV_ARRAY_COR)),
797 FLAG_ENTRY0("RxLookupCsrParityErr", RXES(LOOKUP_CSR_PARITY)),
798 FLAG_ENTRY0("RxHqIntrCsrParityErr", RXES(HQ_INTR_CSR_PARITY)),
799 FLAG_ENTRY0("RxHqIntrFsmErr", RXES(HQ_INTR_FSM)),
800 FLAG_ENTRY0("RxRbufDescPart1UncErr", RXES(RBUF_DESC_PART1_UNC)),
801 FLAG_ENTRY0("RxRbufDescPart1CorErr", RXES(RBUF_DESC_PART1_COR)),
802 FLAG_ENTRY0("RxRbufDescPart2UncErr", RXES(RBUF_DESC_PART2_UNC)),
803 FLAG_ENTRY0("RxRbufDescPart2CorErr", RXES(RBUF_DESC_PART2_COR)),
804 FLAG_ENTRY0("RxDmaHdrFifoRdUncErr", RXES(DMA_HDR_FIFO_RD_UNC)),
805 FLAG_ENTRY0("RxDmaHdrFifoRdCorErr", RXES(DMA_HDR_FIFO_RD_COR)),
806 FLAG_ENTRY0("RxDmaDataFifoRdUncErr", RXES(DMA_DATA_FIFO_RD_UNC)),
807 FLAG_ENTRY0("RxDmaDataFifoRdCorErr", RXES(DMA_DATA_FIFO_RD_COR)),
808 FLAG_ENTRY0("RxRbufDataUncErr", RXES(RBUF_DATA_UNC)),
809 FLAG_ENTRY0("RxRbufDataCorErr", RXES(RBUF_DATA_COR)),
810 FLAG_ENTRY0("RxDmaCsrParityErr", RXES(DMA_CSR_PARITY)),
811 FLAG_ENTRY0("RxDmaEqFsmEncodingErr", RXES(DMA_EQ_FSM_ENCODING)),
812 FLAG_ENTRY0("RxDmaDqFsmEncodingErr", RXES(DMA_DQ_FSM_ENCODING)),
813 FLAG_ENTRY0("RxDmaCsrUncErr", RXES(DMA_CSR_UNC)),
814 FLAG_ENTRY0("RxCsrReadBadAddrErr", RXES(CSR_READ_BAD_ADDR)),
815 FLAG_ENTRY0("RxCsrWriteBadAddrErr", RXES(CSR_WRITE_BAD_ADDR)),
816 FLAG_ENTRY0("RxCsrParityErr", RXES(CSR_PARITY))
817};
818
819
820#define ALL_RXE_FREEZE_ERR \
821 (RCV_ERR_STATUS_RX_RCV_QP_MAP_TABLE_UNC_ERR_SMASK \
822 | RCV_ERR_STATUS_RX_RCV_CSR_PARITY_ERR_SMASK \
823 | RCV_ERR_STATUS_RX_DMA_FLAG_UNC_ERR_SMASK \
824 | RCV_ERR_STATUS_RX_RCV_FSM_ENCODING_ERR_SMASK \
825 | RCV_ERR_STATUS_RX_RBUF_FREE_LIST_UNC_ERR_SMASK \
826 | RCV_ERR_STATUS_RX_RBUF_LOOKUP_DES_REG_UNC_ERR_SMASK \
827 | RCV_ERR_STATUS_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR_SMASK \
828 | RCV_ERR_STATUS_RX_RBUF_LOOKUP_DES_UNC_ERR_SMASK \
829 | RCV_ERR_STATUS_RX_RBUF_BLOCK_LIST_READ_UNC_ERR_SMASK \
830 | RCV_ERR_STATUS_RX_RBUF_CSR_QHEAD_BUF_NUM_PARITY_ERR_SMASK \
831 | RCV_ERR_STATUS_RX_RBUF_CSR_QENT_CNT_PARITY_ERR_SMASK \
832 | RCV_ERR_STATUS_RX_RBUF_CSR_QNEXT_BUF_PARITY_ERR_SMASK \
833 | RCV_ERR_STATUS_RX_RBUF_CSR_QVLD_BIT_PARITY_ERR_SMASK \
834 | RCV_ERR_STATUS_RX_RBUF_CSR_QHD_PTR_PARITY_ERR_SMASK \
835 | RCV_ERR_STATUS_RX_RBUF_CSR_QTL_PTR_PARITY_ERR_SMASK \
836 | RCV_ERR_STATUS_RX_RBUF_CSR_QNUM_OF_PKT_PARITY_ERR_SMASK \
837 | RCV_ERR_STATUS_RX_RBUF_CSR_QEOPDW_PARITY_ERR_SMASK \
838 | RCV_ERR_STATUS_RX_RBUF_CTX_ID_PARITY_ERR_SMASK \
839 | RCV_ERR_STATUS_RX_RBUF_BAD_LOOKUP_ERR_SMASK \
840 | RCV_ERR_STATUS_RX_RBUF_FULL_ERR_SMASK \
841 | RCV_ERR_STATUS_RX_RBUF_EMPTY_ERR_SMASK \
842 | RCV_ERR_STATUS_RX_RBUF_FL_RD_ADDR_PARITY_ERR_SMASK \
843 | RCV_ERR_STATUS_RX_RBUF_FL_WR_ADDR_PARITY_ERR_SMASK \
844 | RCV_ERR_STATUS_RX_RBUF_FL_INITDONE_PARITY_ERR_SMASK \
845 | RCV_ERR_STATUS_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR_SMASK \
846 | RCV_ERR_STATUS_RX_RBUF_NEXT_FREE_BUF_UNC_ERR_SMASK \
847 | RCV_ERR_STATUS_RX_LOOKUP_DES_PART1_UNC_ERR_SMASK \
848 | RCV_ERR_STATUS_RX_LOOKUP_DES_PART1_UNC_COR_ERR_SMASK \
849 | RCV_ERR_STATUS_RX_LOOKUP_DES_PART2_PARITY_ERR_SMASK \
850 | RCV_ERR_STATUS_RX_LOOKUP_RCV_ARRAY_UNC_ERR_SMASK \
851 | RCV_ERR_STATUS_RX_LOOKUP_CSR_PARITY_ERR_SMASK \
852 | RCV_ERR_STATUS_RX_HQ_INTR_CSR_PARITY_ERR_SMASK \
853 | RCV_ERR_STATUS_RX_HQ_INTR_FSM_ERR_SMASK \
854 | RCV_ERR_STATUS_RX_RBUF_DESC_PART1_UNC_ERR_SMASK \
855 | RCV_ERR_STATUS_RX_RBUF_DESC_PART1_COR_ERR_SMASK \
856 | RCV_ERR_STATUS_RX_RBUF_DESC_PART2_UNC_ERR_SMASK \
857 | RCV_ERR_STATUS_RX_DMA_HDR_FIFO_RD_UNC_ERR_SMASK \
858 | RCV_ERR_STATUS_RX_DMA_DATA_FIFO_RD_UNC_ERR_SMASK \
859 | RCV_ERR_STATUS_RX_RBUF_DATA_UNC_ERR_SMASK \
860 | RCV_ERR_STATUS_RX_DMA_CSR_PARITY_ERR_SMASK \
861 | RCV_ERR_STATUS_RX_DMA_EQ_FSM_ENCODING_ERR_SMASK \
862 | RCV_ERR_STATUS_RX_DMA_DQ_FSM_ENCODING_ERR_SMASK \
863 | RCV_ERR_STATUS_RX_DMA_CSR_UNC_ERR_SMASK \
864 | RCV_ERR_STATUS_RX_CSR_PARITY_ERR_SMASK)
865
866#define RXE_FREEZE_ABORT_MASK \
867 (RCV_ERR_STATUS_RX_DMA_CSR_UNC_ERR_SMASK | \
868 RCV_ERR_STATUS_RX_DMA_HDR_FIFO_RD_UNC_ERR_SMASK | \
869 RCV_ERR_STATUS_RX_DMA_DATA_FIFO_RD_UNC_ERR_SMASK)
870
871
872
873
874#define DCCE(name) DCC_ERR_FLG_##name##_SMASK
875static struct flag_table dcc_err_flags[] = {
876 FLAG_ENTRY0("bad_l2_err", DCCE(BAD_L2_ERR)),
877 FLAG_ENTRY0("bad_sc_err", DCCE(BAD_SC_ERR)),
878 FLAG_ENTRY0("bad_mid_tail_err", DCCE(BAD_MID_TAIL_ERR)),
879 FLAG_ENTRY0("bad_preemption_err", DCCE(BAD_PREEMPTION_ERR)),
880 FLAG_ENTRY0("preemption_err", DCCE(PREEMPTION_ERR)),
881 FLAG_ENTRY0("preemptionvl15_err", DCCE(PREEMPTIONVL15_ERR)),
882 FLAG_ENTRY0("bad_vl_marker_err", DCCE(BAD_VL_MARKER_ERR)),
883 FLAG_ENTRY0("bad_dlid_target_err", DCCE(BAD_DLID_TARGET_ERR)),
884 FLAG_ENTRY0("bad_lver_err", DCCE(BAD_LVER_ERR)),
885 FLAG_ENTRY0("uncorrectable_err", DCCE(UNCORRECTABLE_ERR)),
886 FLAG_ENTRY0("bad_crdt_ack_err", DCCE(BAD_CRDT_ACK_ERR)),
887 FLAG_ENTRY0("unsup_pkt_type", DCCE(UNSUP_PKT_TYPE)),
888 FLAG_ENTRY0("bad_ctrl_flit_err", DCCE(BAD_CTRL_FLIT_ERR)),
889 FLAG_ENTRY0("event_cntr_parity_err", DCCE(EVENT_CNTR_PARITY_ERR)),
890 FLAG_ENTRY0("event_cntr_rollover_err", DCCE(EVENT_CNTR_ROLLOVER_ERR)),
891 FLAG_ENTRY0("link_err", DCCE(LINK_ERR)),
892 FLAG_ENTRY0("misc_cntr_rollover_err", DCCE(MISC_CNTR_ROLLOVER_ERR)),
893 FLAG_ENTRY0("bad_ctrl_dist_err", DCCE(BAD_CTRL_DIST_ERR)),
894 FLAG_ENTRY0("bad_tail_dist_err", DCCE(BAD_TAIL_DIST_ERR)),
895 FLAG_ENTRY0("bad_head_dist_err", DCCE(BAD_HEAD_DIST_ERR)),
896 FLAG_ENTRY0("nonvl15_state_err", DCCE(NONVL15_STATE_ERR)),
897 FLAG_ENTRY0("vl15_multi_err", DCCE(VL15_MULTI_ERR)),
898 FLAG_ENTRY0("bad_pkt_length_err", DCCE(BAD_PKT_LENGTH_ERR)),
899 FLAG_ENTRY0("unsup_vl_err", DCCE(UNSUP_VL_ERR)),
900 FLAG_ENTRY0("perm_nvl15_err", DCCE(PERM_NVL15_ERR)),
901 FLAG_ENTRY0("slid_zero_err", DCCE(SLID_ZERO_ERR)),
902 FLAG_ENTRY0("dlid_zero_err", DCCE(DLID_ZERO_ERR)),
903 FLAG_ENTRY0("length_mtu_err", DCCE(LENGTH_MTU_ERR)),
904 FLAG_ENTRY0("rx_early_drop_err", DCCE(RX_EARLY_DROP_ERR)),
905 FLAG_ENTRY0("late_short_err", DCCE(LATE_SHORT_ERR)),
906 FLAG_ENTRY0("late_long_err", DCCE(LATE_LONG_ERR)),
907 FLAG_ENTRY0("late_ebp_err", DCCE(LATE_EBP_ERR)),
908 FLAG_ENTRY0("fpe_tx_fifo_ovflw_err", DCCE(FPE_TX_FIFO_OVFLW_ERR)),
909 FLAG_ENTRY0("fpe_tx_fifo_unflw_err", DCCE(FPE_TX_FIFO_UNFLW_ERR)),
910 FLAG_ENTRY0("csr_access_blocked_host", DCCE(CSR_ACCESS_BLOCKED_HOST)),
911 FLAG_ENTRY0("csr_access_blocked_uc", DCCE(CSR_ACCESS_BLOCKED_UC)),
912 FLAG_ENTRY0("tx_ctrl_parity_err", DCCE(TX_CTRL_PARITY_ERR)),
913 FLAG_ENTRY0("tx_ctrl_parity_mbe_err", DCCE(TX_CTRL_PARITY_MBE_ERR)),
914 FLAG_ENTRY0("tx_sc_parity_err", DCCE(TX_SC_PARITY_ERR)),
915 FLAG_ENTRY0("rx_ctrl_parity_mbe_err", DCCE(RX_CTRL_PARITY_MBE_ERR)),
916 FLAG_ENTRY0("csr_parity_err", DCCE(CSR_PARITY_ERR)),
917 FLAG_ENTRY0("csr_inval_addr", DCCE(CSR_INVAL_ADDR)),
918 FLAG_ENTRY0("tx_byte_shft_parity_err", DCCE(TX_BYTE_SHFT_PARITY_ERR)),
919 FLAG_ENTRY0("rx_byte_shft_parity_err", DCCE(RX_BYTE_SHFT_PARITY_ERR)),
920 FLAG_ENTRY0("fmconfig_err", DCCE(FMCONFIG_ERR)),
921 FLAG_ENTRY0("rcvport_err", DCCE(RCVPORT_ERR)),
922};
923
924
925
926
927#define LCBE(name) DC_LCB_ERR_FLG_##name##_SMASK
928static struct flag_table lcb_err_flags[] = {
929 FLAG_ENTRY0("CSR_PARITY_ERR", LCBE(CSR_PARITY_ERR)),
930 FLAG_ENTRY0("INVALID_CSR_ADDR", LCBE(INVALID_CSR_ADDR)),
931 FLAG_ENTRY0("RST_FOR_FAILED_DESKEW", LCBE(RST_FOR_FAILED_DESKEW)),
932 FLAG_ENTRY0("ALL_LNS_FAILED_REINIT_TEST",
933 LCBE(ALL_LNS_FAILED_REINIT_TEST)),
934 FLAG_ENTRY0("LOST_REINIT_STALL_OR_TOS", LCBE(LOST_REINIT_STALL_OR_TOS)),
935 FLAG_ENTRY0("TX_LESS_THAN_FOUR_LNS", LCBE(TX_LESS_THAN_FOUR_LNS)),
936 FLAG_ENTRY0("RX_LESS_THAN_FOUR_LNS", LCBE(RX_LESS_THAN_FOUR_LNS)),
937 FLAG_ENTRY0("SEQ_CRC_ERR", LCBE(SEQ_CRC_ERR)),
938 FLAG_ENTRY0("REINIT_FROM_PEER", LCBE(REINIT_FROM_PEER)),
939 FLAG_ENTRY0("REINIT_FOR_LN_DEGRADE", LCBE(REINIT_FOR_LN_DEGRADE)),
940 FLAG_ENTRY0("CRC_ERR_CNT_HIT_LIMIT", LCBE(CRC_ERR_CNT_HIT_LIMIT)),
941 FLAG_ENTRY0("RCLK_STOPPED", LCBE(RCLK_STOPPED)),
942 FLAG_ENTRY0("UNEXPECTED_REPLAY_MARKER", LCBE(UNEXPECTED_REPLAY_MARKER)),
943 FLAG_ENTRY0("UNEXPECTED_ROUND_TRIP_MARKER",
944 LCBE(UNEXPECTED_ROUND_TRIP_MARKER)),
945 FLAG_ENTRY0("ILLEGAL_NULL_LTP", LCBE(ILLEGAL_NULL_LTP)),
946 FLAG_ENTRY0("ILLEGAL_FLIT_ENCODING", LCBE(ILLEGAL_FLIT_ENCODING)),
947 FLAG_ENTRY0("FLIT_INPUT_BUF_OFLW", LCBE(FLIT_INPUT_BUF_OFLW)),
948 FLAG_ENTRY0("VL_ACK_INPUT_BUF_OFLW", LCBE(VL_ACK_INPUT_BUF_OFLW)),
949 FLAG_ENTRY0("VL_ACK_INPUT_PARITY_ERR", LCBE(VL_ACK_INPUT_PARITY_ERR)),
950 FLAG_ENTRY0("VL_ACK_INPUT_WRONG_CRC_MODE",
951 LCBE(VL_ACK_INPUT_WRONG_CRC_MODE)),
952 FLAG_ENTRY0("FLIT_INPUT_BUF_MBE", LCBE(FLIT_INPUT_BUF_MBE)),
953 FLAG_ENTRY0("FLIT_INPUT_BUF_SBE", LCBE(FLIT_INPUT_BUF_SBE)),
954 FLAG_ENTRY0("REPLAY_BUF_MBE", LCBE(REPLAY_BUF_MBE)),
955 FLAG_ENTRY0("REPLAY_BUF_SBE", LCBE(REPLAY_BUF_SBE)),
956 FLAG_ENTRY0("CREDIT_RETURN_FLIT_MBE", LCBE(CREDIT_RETURN_FLIT_MBE)),
957 FLAG_ENTRY0("RST_FOR_LINK_TIMEOUT", LCBE(RST_FOR_LINK_TIMEOUT)),
958 FLAG_ENTRY0("RST_FOR_INCOMPLT_RND_TRIP",
959 LCBE(RST_FOR_INCOMPLT_RND_TRIP)),
960 FLAG_ENTRY0("HOLD_REINIT", LCBE(HOLD_REINIT)),
961 FLAG_ENTRY0("NEG_EDGE_LINK_TRANSFER_ACTIVE",
962 LCBE(NEG_EDGE_LINK_TRANSFER_ACTIVE)),
963 FLAG_ENTRY0("REDUNDANT_FLIT_PARITY_ERR",
964 LCBE(REDUNDANT_FLIT_PARITY_ERR))
965};
966
967
968
969
970#define D8E(name) DC_DC8051_ERR_FLG_##name##_SMASK
971static struct flag_table dc8051_err_flags[] = {
972 FLAG_ENTRY0("SET_BY_8051", D8E(SET_BY_8051)),
973 FLAG_ENTRY0("LOST_8051_HEART_BEAT", D8E(LOST_8051_HEART_BEAT)),
974 FLAG_ENTRY0("CRAM_MBE", D8E(CRAM_MBE)),
975 FLAG_ENTRY0("CRAM_SBE", D8E(CRAM_SBE)),
976 FLAG_ENTRY0("DRAM_MBE", D8E(DRAM_MBE)),
977 FLAG_ENTRY0("DRAM_SBE", D8E(DRAM_SBE)),
978 FLAG_ENTRY0("IRAM_MBE", D8E(IRAM_MBE)),
979 FLAG_ENTRY0("IRAM_SBE", D8E(IRAM_SBE)),
980 FLAG_ENTRY0("UNMATCHED_SECURE_MSG_ACROSS_BCC_LANES",
981 D8E(UNMATCHED_SECURE_MSG_ACROSS_BCC_LANES)),
982 FLAG_ENTRY0("INVALID_CSR_ADDR", D8E(INVALID_CSR_ADDR)),
983};
984
985
986
987
988
989
990static struct flag_table dc8051_info_err_flags[] = {
991 FLAG_ENTRY0("Spico ROM check failed", SPICO_ROM_FAILED),
992 FLAG_ENTRY0("Unknown frame received", UNKNOWN_FRAME),
993 FLAG_ENTRY0("Target BER not met", TARGET_BER_NOT_MET),
994 FLAG_ENTRY0("Serdes internal loopback failure",
995 FAILED_SERDES_INTERNAL_LOOPBACK),
996 FLAG_ENTRY0("Failed SerDes init", FAILED_SERDES_INIT),
997 FLAG_ENTRY0("Failed LNI(Polling)", FAILED_LNI_POLLING),
998 FLAG_ENTRY0("Failed LNI(Debounce)", FAILED_LNI_DEBOUNCE),
999 FLAG_ENTRY0("Failed LNI(EstbComm)", FAILED_LNI_ESTBCOMM),
1000 FLAG_ENTRY0("Failed LNI(OptEq)", FAILED_LNI_OPTEQ),
1001 FLAG_ENTRY0("Failed LNI(VerifyCap_1)", FAILED_LNI_VERIFY_CAP1),
1002 FLAG_ENTRY0("Failed LNI(VerifyCap_2)", FAILED_LNI_VERIFY_CAP2),
1003 FLAG_ENTRY0("Failed LNI(ConfigLT)", FAILED_LNI_CONFIGLT),
1004 FLAG_ENTRY0("Host Handshake Timeout", HOST_HANDSHAKE_TIMEOUT),
1005 FLAG_ENTRY0("External Device Request Timeout",
1006 EXTERNAL_DEVICE_REQ_TIMEOUT),
1007};
1008
1009
1010
1011
1012
1013
1014static struct flag_table dc8051_info_host_msg_flags[] = {
1015 FLAG_ENTRY0("Host request done", 0x0001),
1016 FLAG_ENTRY0("BC PWR_MGM message", 0x0002),
1017 FLAG_ENTRY0("BC SMA message", 0x0004),
1018 FLAG_ENTRY0("BC Unknown message (BCC)", 0x0008),
1019 FLAG_ENTRY0("BC Unknown message (LCB)", 0x0010),
1020 FLAG_ENTRY0("External device config request", 0x0020),
1021 FLAG_ENTRY0("VerifyCap all frames received", 0x0040),
1022 FLAG_ENTRY0("LinkUp achieved", 0x0080),
1023 FLAG_ENTRY0("Link going down", 0x0100),
1024 FLAG_ENTRY0("Link width downgraded", 0x0200),
1025};
1026
1027static u32 encoded_size(u32 size);
1028static u32 chip_to_opa_lstate(struct hfi1_devdata *dd, u32 chip_lstate);
1029static int set_physical_link_state(struct hfi1_devdata *dd, u64 state);
1030static void read_vc_remote_phy(struct hfi1_devdata *dd, u8 *power_management,
1031 u8 *continuous);
1032static void read_vc_remote_fabric(struct hfi1_devdata *dd, u8 *vau, u8 *z,
1033 u8 *vcu, u16 *vl15buf, u8 *crc_sizes);
1034static void read_vc_remote_link_width(struct hfi1_devdata *dd,
1035 u8 *remote_tx_rate, u16 *link_widths);
1036static void read_vc_local_link_mode(struct hfi1_devdata *dd, u8 *misc_bits,
1037 u8 *flag_bits, u16 *link_widths);
1038static void read_remote_device_id(struct hfi1_devdata *dd, u16 *device_id,
1039 u8 *device_rev);
1040static void read_local_lni(struct hfi1_devdata *dd, u8 *enable_lane_rx);
1041static int read_tx_settings(struct hfi1_devdata *dd, u8 *enable_lane_tx,
1042 u8 *tx_polarity_inversion,
1043 u8 *rx_polarity_inversion, u8 *max_rate);
1044static void handle_sdma_eng_err(struct hfi1_devdata *dd,
1045 unsigned int context, u64 err_status);
1046static void handle_qsfp_int(struct hfi1_devdata *dd, u32 source, u64 reg);
1047static void handle_dcc_err(struct hfi1_devdata *dd,
1048 unsigned int context, u64 err_status);
1049static void handle_lcb_err(struct hfi1_devdata *dd,
1050 unsigned int context, u64 err_status);
1051static void handle_8051_interrupt(struct hfi1_devdata *dd, u32 unused, u64 reg);
1052static void handle_cce_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1053static void handle_rxe_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1054static void handle_misc_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1055static void handle_pio_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1056static void handle_sdma_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1057static void handle_egress_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1058static void handle_txe_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1059static void set_partition_keys(struct hfi1_pportdata *ppd);
1060static const char *link_state_name(u32 state);
1061static const char *link_state_reason_name(struct hfi1_pportdata *ppd,
1062 u32 state);
1063static int do_8051_command(struct hfi1_devdata *dd, u32 type, u64 in_data,
1064 u64 *out_data);
1065static int read_idle_sma(struct hfi1_devdata *dd, u64 *data);
1066static int thermal_init(struct hfi1_devdata *dd);
1067
1068static void update_statusp(struct hfi1_pportdata *ppd, u32 state);
1069static int wait_phys_link_offline_substates(struct hfi1_pportdata *ppd,
1070 int msecs);
1071static int wait_logical_linkstate(struct hfi1_pportdata *ppd, u32 state,
1072 int msecs);
1073static void log_state_transition(struct hfi1_pportdata *ppd, u32 state);
1074static void log_physical_state(struct hfi1_pportdata *ppd, u32 state);
1075static int wait_physical_linkstate(struct hfi1_pportdata *ppd, u32 state,
1076 int msecs);
1077static void read_planned_down_reason_code(struct hfi1_devdata *dd, u8 *pdrrc);
1078static void read_link_down_reason(struct hfi1_devdata *dd, u8 *ldr);
1079static void handle_temp_err(struct hfi1_devdata *dd);
1080static void dc_shutdown(struct hfi1_devdata *dd);
1081static void dc_start(struct hfi1_devdata *dd);
1082static int qos_rmt_entries(struct hfi1_devdata *dd, unsigned int *mp,
1083 unsigned int *np);
1084static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd);
1085static int wait_link_transfer_active(struct hfi1_devdata *dd, int wait_ms);
1086static void clear_rsm_rule(struct hfi1_devdata *dd, u8 rule_index);
1087static void update_xmit_counters(struct hfi1_pportdata *ppd, u16 link_width);
1088
1089
1090
1091
1092
1093
1094
1095struct err_reg_info {
1096 u32 status;
1097 u32 clear;
1098 u32 mask;
1099 void (*handler)(struct hfi1_devdata *dd, u32 source, u64 reg);
1100 const char *desc;
1101};
1102
1103#define NUM_MISC_ERRS (IS_GENERAL_ERR_END - IS_GENERAL_ERR_START)
1104#define NUM_DC_ERRS (IS_DC_END - IS_DC_START)
1105#define NUM_VARIOUS (IS_VARIOUS_END - IS_VARIOUS_START)
1106
1107
1108
1109
1110
1111#define EE(reg, handler, desc) \
1112 { reg##_STATUS, reg##_CLEAR, reg##_MASK, \
1113 handler, desc }
1114#define DC_EE1(reg, handler, desc) \
1115 { reg##_FLG, reg##_FLG_CLR, reg##_FLG_EN, handler, desc }
1116#define DC_EE2(reg, handler, desc) \
1117 { reg##_FLG, reg##_CLR, reg##_EN, handler, desc }
1118
1119
1120
1121
1122
1123static const struct err_reg_info misc_errs[NUM_MISC_ERRS] = {
1124 EE(CCE_ERR, handle_cce_err, "CceErr"),
1125 EE(RCV_ERR, handle_rxe_err, "RxeErr"),
1126 EE(MISC_ERR, handle_misc_err, "MiscErr"),
1127 { 0, 0, 0, NULL },
1128 EE(SEND_PIO_ERR, handle_pio_err, "PioErr"),
1129 EE(SEND_DMA_ERR, handle_sdma_err, "SDmaErr"),
1130 EE(SEND_EGRESS_ERR, handle_egress_err, "EgressErr"),
1131 EE(SEND_ERR, handle_txe_err, "TxeErr")
1132
1133};
1134
1135
1136
1137
1138
1139#define TCRIT_INT_SOURCE 4
1140
1141
1142
1143
1144
1145static const struct err_reg_info sdma_eng_err =
1146 EE(SEND_DMA_ENG_ERR, handle_sdma_eng_err, "SDmaEngErr");
1147
1148static const struct err_reg_info various_err[NUM_VARIOUS] = {
1149 { 0, 0, 0, NULL },
1150 { 0, 0, 0, NULL },
1151 EE(ASIC_QSFP1, handle_qsfp_int, "QSFP1"),
1152 EE(ASIC_QSFP2, handle_qsfp_int, "QSFP2"),
1153 { 0, 0, 0, NULL },
1154
1155};
1156
1157
1158
1159
1160
1161
1162
1163#define DCC_CFG_PORT_MTU_CAP_10240 7
1164
1165
1166
1167
1168
1169static const struct err_reg_info dc_errs[NUM_DC_ERRS] = {
1170 DC_EE1(DCC_ERR, handle_dcc_err, "DCC Err"),
1171 DC_EE2(DC_LCB_ERR, handle_lcb_err, "LCB Err"),
1172 DC_EE2(DC_DC8051_ERR, handle_8051_interrupt, "DC8051 Interrupt"),
1173
1174
1175};
1176
1177struct cntr_entry {
1178
1179
1180
1181 char *name;
1182
1183
1184
1185
1186 u64 csr;
1187
1188
1189
1190
1191 int offset;
1192
1193
1194
1195
1196 u8 flags;
1197
1198
1199
1200
1201 u64 (*rw_cntr)(const struct cntr_entry *, void *context, int vl,
1202 int mode, u64 data);
1203};
1204
1205#define C_RCV_HDR_OVF_FIRST C_RCV_HDR_OVF_0
1206#define C_RCV_HDR_OVF_LAST C_RCV_HDR_OVF_159
1207
1208#define CNTR_ELEM(name, csr, offset, flags, accessor) \
1209{ \
1210 name, \
1211 csr, \
1212 offset, \
1213 flags, \
1214 accessor \
1215}
1216
1217
1218#define RXE32_PORT_CNTR_ELEM(name, counter, flags) \
1219CNTR_ELEM(#name, \
1220 (counter * 8 + RCV_COUNTER_ARRAY32), \
1221 0, flags | CNTR_32BIT, \
1222 port_access_u32_csr)
1223
1224#define RXE32_DEV_CNTR_ELEM(name, counter, flags) \
1225CNTR_ELEM(#name, \
1226 (counter * 8 + RCV_COUNTER_ARRAY32), \
1227 0, flags | CNTR_32BIT, \
1228 dev_access_u32_csr)
1229
1230
1231#define RXE64_PORT_CNTR_ELEM(name, counter, flags) \
1232CNTR_ELEM(#name, \
1233 (counter * 8 + RCV_COUNTER_ARRAY64), \
1234 0, flags, \
1235 port_access_u64_csr)
1236
1237#define RXE64_DEV_CNTR_ELEM(name, counter, flags) \
1238CNTR_ELEM(#name, \
1239 (counter * 8 + RCV_COUNTER_ARRAY64), \
1240 0, flags, \
1241 dev_access_u64_csr)
1242
1243#define OVR_LBL(ctx) C_RCV_HDR_OVF_ ## ctx
1244#define OVR_ELM(ctx) \
1245CNTR_ELEM("RcvHdrOvr" #ctx, \
1246 (RCV_HDR_OVFL_CNT + ctx * 0x100), \
1247 0, CNTR_NORMAL, port_access_u64_csr)
1248
1249
1250#define TXE32_PORT_CNTR_ELEM(name, counter, flags) \
1251CNTR_ELEM(#name, \
1252 (counter * 8 + SEND_COUNTER_ARRAY32), \
1253 0, flags | CNTR_32BIT, \
1254 port_access_u32_csr)
1255
1256
1257#define TXE64_PORT_CNTR_ELEM(name, counter, flags) \
1258CNTR_ELEM(#name, \
1259 (counter * 8 + SEND_COUNTER_ARRAY64), \
1260 0, flags, \
1261 port_access_u64_csr)
1262
1263# define TX64_DEV_CNTR_ELEM(name, counter, flags) \
1264CNTR_ELEM(#name,\
1265 counter * 8 + SEND_COUNTER_ARRAY64, \
1266 0, \
1267 flags, \
1268 dev_access_u64_csr)
1269
1270
1271#define CCE_PERF_DEV_CNTR_ELEM(name, counter, flags) \
1272CNTR_ELEM(#name, \
1273 (counter * 8 + CCE_COUNTER_ARRAY32), \
1274 0, flags | CNTR_32BIT, \
1275 dev_access_u32_csr)
1276
1277#define CCE_INT_DEV_CNTR_ELEM(name, counter, flags) \
1278CNTR_ELEM(#name, \
1279 (counter * 8 + CCE_INT_COUNTER_ARRAY32), \
1280 0, flags | CNTR_32BIT, \
1281 dev_access_u32_csr)
1282
1283
1284#define DC_PERF_CNTR(name, counter, flags) \
1285CNTR_ELEM(#name, \
1286 counter, \
1287 0, \
1288 flags, \
1289 dev_access_u64_csr)
1290
1291#define DC_PERF_CNTR_LCB(name, counter, flags) \
1292CNTR_ELEM(#name, \
1293 counter, \
1294 0, \
1295 flags, \
1296 dc_access_lcb_cntr)
1297
1298
1299#define SW_IBP_CNTR(name, cntr) \
1300CNTR_ELEM(#name, \
1301 0, \
1302 0, \
1303 CNTR_SYNTH, \
1304 access_ibp_##cntr)
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314static inline void __iomem *hfi1_addr_from_offset(
1315 const struct hfi1_devdata *dd,
1316 u32 offset)
1317{
1318 if (offset >= dd->base2_start)
1319 return dd->kregbase2 + (offset - dd->base2_start);
1320 return dd->kregbase1 + offset;
1321}
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331u64 read_csr(const struct hfi1_devdata *dd, u32 offset)
1332{
1333 if (dd->flags & HFI1_PRESENT)
1334 return readq(hfi1_addr_from_offset(dd, offset));
1335 return -1;
1336}
1337
1338
1339
1340
1341
1342
1343
1344void write_csr(const struct hfi1_devdata *dd, u32 offset, u64 value)
1345{
1346 if (dd->flags & HFI1_PRESENT) {
1347 void __iomem *base = hfi1_addr_from_offset(dd, offset);
1348
1349
1350 if (WARN_ON(offset >= RCV_ARRAY && offset < dd->base2_start))
1351 return;
1352 writeq(value, base);
1353 }
1354}
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364void __iomem *get_csr_addr(
1365 const struct hfi1_devdata *dd,
1366 u32 offset)
1367{
1368 if (dd->flags & HFI1_PRESENT)
1369 return hfi1_addr_from_offset(dd, offset);
1370 return NULL;
1371}
1372
1373static inline u64 read_write_csr(const struct hfi1_devdata *dd, u32 csr,
1374 int mode, u64 value)
1375{
1376 u64 ret;
1377
1378 if (mode == CNTR_MODE_R) {
1379 ret = read_csr(dd, csr);
1380 } else if (mode == CNTR_MODE_W) {
1381 write_csr(dd, csr, value);
1382 ret = value;
1383 } else {
1384 dd_dev_err(dd, "Invalid cntr register access mode");
1385 return 0;
1386 }
1387
1388 hfi1_cdbg(CNTR, "csr 0x%x val 0x%llx mode %d", csr, ret, mode);
1389 return ret;
1390}
1391
1392
1393static u64 dev_access_u32_csr(const struct cntr_entry *entry,
1394 void *context, int vl, int mode, u64 data)
1395{
1396 struct hfi1_devdata *dd = context;
1397 u64 csr = entry->csr;
1398
1399 if (entry->flags & CNTR_SDMA) {
1400 if (vl == CNTR_INVALID_VL)
1401 return 0;
1402 csr += 0x100 * vl;
1403 } else {
1404 if (vl != CNTR_INVALID_VL)
1405 return 0;
1406 }
1407 return read_write_csr(dd, csr, mode, data);
1408}
1409
1410static u64 access_sde_err_cnt(const struct cntr_entry *entry,
1411 void *context, int idx, int mode, u64 data)
1412{
1413 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1414
1415 if (dd->per_sdma && idx < dd->num_sdma)
1416 return dd->per_sdma[idx].err_cnt;
1417 return 0;
1418}
1419
1420static u64 access_sde_int_cnt(const struct cntr_entry *entry,
1421 void *context, int idx, int mode, u64 data)
1422{
1423 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1424
1425 if (dd->per_sdma && idx < dd->num_sdma)
1426 return dd->per_sdma[idx].sdma_int_cnt;
1427 return 0;
1428}
1429
1430static u64 access_sde_idle_int_cnt(const struct cntr_entry *entry,
1431 void *context, int idx, int mode, u64 data)
1432{
1433 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1434
1435 if (dd->per_sdma && idx < dd->num_sdma)
1436 return dd->per_sdma[idx].idle_int_cnt;
1437 return 0;
1438}
1439
1440static u64 access_sde_progress_int_cnt(const struct cntr_entry *entry,
1441 void *context, int idx, int mode,
1442 u64 data)
1443{
1444 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1445
1446 if (dd->per_sdma && idx < dd->num_sdma)
1447 return dd->per_sdma[idx].progress_int_cnt;
1448 return 0;
1449}
1450
1451static u64 dev_access_u64_csr(const struct cntr_entry *entry, void *context,
1452 int vl, int mode, u64 data)
1453{
1454 struct hfi1_devdata *dd = context;
1455
1456 u64 val = 0;
1457 u64 csr = entry->csr;
1458
1459 if (entry->flags & CNTR_VL) {
1460 if (vl == CNTR_INVALID_VL)
1461 return 0;
1462 csr += 8 * vl;
1463 } else {
1464 if (vl != CNTR_INVALID_VL)
1465 return 0;
1466 }
1467
1468 val = read_write_csr(dd, csr, mode, data);
1469 return val;
1470}
1471
1472static u64 dc_access_lcb_cntr(const struct cntr_entry *entry, void *context,
1473 int vl, int mode, u64 data)
1474{
1475 struct hfi1_devdata *dd = context;
1476 u32 csr = entry->csr;
1477 int ret = 0;
1478
1479 if (vl != CNTR_INVALID_VL)
1480 return 0;
1481 if (mode == CNTR_MODE_R)
1482 ret = read_lcb_csr(dd, csr, &data);
1483 else if (mode == CNTR_MODE_W)
1484 ret = write_lcb_csr(dd, csr, data);
1485
1486 if (ret) {
1487 dd_dev_err(dd, "Could not acquire LCB for counter 0x%x", csr);
1488 return 0;
1489 }
1490
1491 hfi1_cdbg(CNTR, "csr 0x%x val 0x%llx mode %d", csr, data, mode);
1492 return data;
1493}
1494
1495
1496static u64 port_access_u32_csr(const struct cntr_entry *entry, void *context,
1497 int vl, int mode, u64 data)
1498{
1499 struct hfi1_pportdata *ppd = context;
1500
1501 if (vl != CNTR_INVALID_VL)
1502 return 0;
1503 return read_write_csr(ppd->dd, entry->csr, mode, data);
1504}
1505
1506static u64 port_access_u64_csr(const struct cntr_entry *entry,
1507 void *context, int vl, int mode, u64 data)
1508{
1509 struct hfi1_pportdata *ppd = context;
1510 u64 val;
1511 u64 csr = entry->csr;
1512
1513 if (entry->flags & CNTR_VL) {
1514 if (vl == CNTR_INVALID_VL)
1515 return 0;
1516 csr += 8 * vl;
1517 } else {
1518 if (vl != CNTR_INVALID_VL)
1519 return 0;
1520 }
1521 val = read_write_csr(ppd->dd, csr, mode, data);
1522 return val;
1523}
1524
1525
1526static inline u64 read_write_sw(struct hfi1_devdata *dd, u64 *cntr, int mode,
1527 u64 data)
1528{
1529 u64 ret;
1530
1531 if (mode == CNTR_MODE_R) {
1532 ret = *cntr;
1533 } else if (mode == CNTR_MODE_W) {
1534 *cntr = data;
1535 ret = data;
1536 } else {
1537 dd_dev_err(dd, "Invalid cntr sw access mode");
1538 return 0;
1539 }
1540
1541 hfi1_cdbg(CNTR, "val 0x%llx mode %d", ret, mode);
1542
1543 return ret;
1544}
1545
1546static u64 access_sw_link_dn_cnt(const struct cntr_entry *entry, void *context,
1547 int vl, int mode, u64 data)
1548{
1549 struct hfi1_pportdata *ppd = context;
1550
1551 if (vl != CNTR_INVALID_VL)
1552 return 0;
1553 return read_write_sw(ppd->dd, &ppd->link_downed, mode, data);
1554}
1555
1556static u64 access_sw_link_up_cnt(const struct cntr_entry *entry, void *context,
1557 int vl, int mode, u64 data)
1558{
1559 struct hfi1_pportdata *ppd = context;
1560
1561 if (vl != CNTR_INVALID_VL)
1562 return 0;
1563 return read_write_sw(ppd->dd, &ppd->link_up, mode, data);
1564}
1565
1566static u64 access_sw_unknown_frame_cnt(const struct cntr_entry *entry,
1567 void *context, int vl, int mode,
1568 u64 data)
1569{
1570 struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context;
1571
1572 if (vl != CNTR_INVALID_VL)
1573 return 0;
1574 return read_write_sw(ppd->dd, &ppd->unknown_frame_count, mode, data);
1575}
1576
1577static u64 access_sw_xmit_discards(const struct cntr_entry *entry,
1578 void *context, int vl, int mode, u64 data)
1579{
1580 struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context;
1581 u64 zero = 0;
1582 u64 *counter;
1583
1584 if (vl == CNTR_INVALID_VL)
1585 counter = &ppd->port_xmit_discards;
1586 else if (vl >= 0 && vl < C_VL_COUNT)
1587 counter = &ppd->port_xmit_discards_vl[vl];
1588 else
1589 counter = &zero;
1590
1591 return read_write_sw(ppd->dd, counter, mode, data);
1592}
1593
1594static u64 access_xmit_constraint_errs(const struct cntr_entry *entry,
1595 void *context, int vl, int mode,
1596 u64 data)
1597{
1598 struct hfi1_pportdata *ppd = context;
1599
1600 if (vl != CNTR_INVALID_VL)
1601 return 0;
1602
1603 return read_write_sw(ppd->dd, &ppd->port_xmit_constraint_errors,
1604 mode, data);
1605}
1606
1607static u64 access_rcv_constraint_errs(const struct cntr_entry *entry,
1608 void *context, int vl, int mode, u64 data)
1609{
1610 struct hfi1_pportdata *ppd = context;
1611
1612 if (vl != CNTR_INVALID_VL)
1613 return 0;
1614
1615 return read_write_sw(ppd->dd, &ppd->port_rcv_constraint_errors,
1616 mode, data);
1617}
1618
1619u64 get_all_cpu_total(u64 __percpu *cntr)
1620{
1621 int cpu;
1622 u64 counter = 0;
1623
1624 for_each_possible_cpu(cpu)
1625 counter += *per_cpu_ptr(cntr, cpu);
1626 return counter;
1627}
1628
1629static u64 read_write_cpu(struct hfi1_devdata *dd, u64 *z_val,
1630 u64 __percpu *cntr,
1631 int vl, int mode, u64 data)
1632{
1633 u64 ret = 0;
1634
1635 if (vl != CNTR_INVALID_VL)
1636 return 0;
1637
1638 if (mode == CNTR_MODE_R) {
1639 ret = get_all_cpu_total(cntr) - *z_val;
1640 } else if (mode == CNTR_MODE_W) {
1641
1642 if (data == 0)
1643 *z_val = get_all_cpu_total(cntr);
1644 else
1645 dd_dev_err(dd, "Per CPU cntrs can only be zeroed");
1646 } else {
1647 dd_dev_err(dd, "Invalid cntr sw cpu access mode");
1648 return 0;
1649 }
1650
1651 return ret;
1652}
1653
1654static u64 access_sw_cpu_intr(const struct cntr_entry *entry,
1655 void *context, int vl, int mode, u64 data)
1656{
1657 struct hfi1_devdata *dd = context;
1658
1659 return read_write_cpu(dd, &dd->z_int_counter, dd->int_counter, vl,
1660 mode, data);
1661}
1662
1663static u64 access_sw_cpu_rcv_limit(const struct cntr_entry *entry,
1664 void *context, int vl, int mode, u64 data)
1665{
1666 struct hfi1_devdata *dd = context;
1667
1668 return read_write_cpu(dd, &dd->z_rcv_limit, dd->rcv_limit, vl,
1669 mode, data);
1670}
1671
1672static u64 access_sw_pio_wait(const struct cntr_entry *entry,
1673 void *context, int vl, int mode, u64 data)
1674{
1675 struct hfi1_devdata *dd = context;
1676
1677 return dd->verbs_dev.n_piowait;
1678}
1679
1680static u64 access_sw_pio_drain(const struct cntr_entry *entry,
1681 void *context, int vl, int mode, u64 data)
1682{
1683 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1684
1685 return dd->verbs_dev.n_piodrain;
1686}
1687
1688static u64 access_sw_vtx_wait(const struct cntr_entry *entry,
1689 void *context, int vl, int mode, u64 data)
1690{
1691 struct hfi1_devdata *dd = context;
1692
1693 return dd->verbs_dev.n_txwait;
1694}
1695
1696static u64 access_sw_kmem_wait(const struct cntr_entry *entry,
1697 void *context, int vl, int mode, u64 data)
1698{
1699 struct hfi1_devdata *dd = context;
1700
1701 return dd->verbs_dev.n_kmem_wait;
1702}
1703
1704static u64 access_sw_send_schedule(const struct cntr_entry *entry,
1705 void *context, int vl, int mode, u64 data)
1706{
1707 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1708
1709 return read_write_cpu(dd, &dd->z_send_schedule, dd->send_schedule, vl,
1710 mode, data);
1711}
1712
1713
1714static u64 access_misc_pll_lock_fail_err_cnt(const struct cntr_entry *entry,
1715 void *context, int vl, int mode,
1716 u64 data)
1717{
1718 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1719
1720 return dd->misc_err_status_cnt[12];
1721}
1722
1723static u64 access_misc_mbist_fail_err_cnt(const struct cntr_entry *entry,
1724 void *context, int vl, int mode,
1725 u64 data)
1726{
1727 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1728
1729 return dd->misc_err_status_cnt[11];
1730}
1731
1732static u64 access_misc_invalid_eep_cmd_err_cnt(const struct cntr_entry *entry,
1733 void *context, int vl, int mode,
1734 u64 data)
1735{
1736 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1737
1738 return dd->misc_err_status_cnt[10];
1739}
1740
1741static u64 access_misc_efuse_done_parity_err_cnt(const struct cntr_entry *entry,
1742 void *context, int vl,
1743 int mode, u64 data)
1744{
1745 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1746
1747 return dd->misc_err_status_cnt[9];
1748}
1749
1750static u64 access_misc_efuse_write_err_cnt(const struct cntr_entry *entry,
1751 void *context, int vl, int mode,
1752 u64 data)
1753{
1754 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1755
1756 return dd->misc_err_status_cnt[8];
1757}
1758
1759static u64 access_misc_efuse_read_bad_addr_err_cnt(
1760 const struct cntr_entry *entry,
1761 void *context, int vl, int mode, u64 data)
1762{
1763 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1764
1765 return dd->misc_err_status_cnt[7];
1766}
1767
1768static u64 access_misc_efuse_csr_parity_err_cnt(const struct cntr_entry *entry,
1769 void *context, int vl,
1770 int mode, u64 data)
1771{
1772 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1773
1774 return dd->misc_err_status_cnt[6];
1775}
1776
1777static u64 access_misc_fw_auth_failed_err_cnt(const struct cntr_entry *entry,
1778 void *context, int vl, int mode,
1779 u64 data)
1780{
1781 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1782
1783 return dd->misc_err_status_cnt[5];
1784}
1785
1786static u64 access_misc_key_mismatch_err_cnt(const struct cntr_entry *entry,
1787 void *context, int vl, int mode,
1788 u64 data)
1789{
1790 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1791
1792 return dd->misc_err_status_cnt[4];
1793}
1794
1795static u64 access_misc_sbus_write_failed_err_cnt(const struct cntr_entry *entry,
1796 void *context, int vl,
1797 int mode, u64 data)
1798{
1799 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1800
1801 return dd->misc_err_status_cnt[3];
1802}
1803
1804static u64 access_misc_csr_write_bad_addr_err_cnt(
1805 const struct cntr_entry *entry,
1806 void *context, int vl, int mode, u64 data)
1807{
1808 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1809
1810 return dd->misc_err_status_cnt[2];
1811}
1812
1813static u64 access_misc_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
1814 void *context, int vl,
1815 int mode, u64 data)
1816{
1817 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1818
1819 return dd->misc_err_status_cnt[1];
1820}
1821
1822static u64 access_misc_csr_parity_err_cnt(const struct cntr_entry *entry,
1823 void *context, int vl, int mode,
1824 u64 data)
1825{
1826 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1827
1828 return dd->misc_err_status_cnt[0];
1829}
1830
1831
1832
1833
1834
1835static u64 access_sw_cce_err_status_aggregated_cnt(
1836 const struct cntr_entry *entry,
1837 void *context, int vl, int mode, u64 data)
1838{
1839 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1840
1841 return dd->sw_cce_err_status_aggregate;
1842}
1843
1844
1845
1846
1847
1848static u64 access_cce_msix_csr_parity_err_cnt(const struct cntr_entry *entry,
1849 void *context, int vl, int mode,
1850 u64 data)
1851{
1852 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1853
1854 return dd->cce_err_status_cnt[40];
1855}
1856
1857static u64 access_cce_int_map_unc_err_cnt(const struct cntr_entry *entry,
1858 void *context, int vl, int mode,
1859 u64 data)
1860{
1861 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1862
1863 return dd->cce_err_status_cnt[39];
1864}
1865
1866static u64 access_cce_int_map_cor_err_cnt(const struct cntr_entry *entry,
1867 void *context, int vl, int mode,
1868 u64 data)
1869{
1870 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1871
1872 return dd->cce_err_status_cnt[38];
1873}
1874
1875static u64 access_cce_msix_table_unc_err_cnt(const struct cntr_entry *entry,
1876 void *context, int vl, int mode,
1877 u64 data)
1878{
1879 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1880
1881 return dd->cce_err_status_cnt[37];
1882}
1883
1884static u64 access_cce_msix_table_cor_err_cnt(const struct cntr_entry *entry,
1885 void *context, int vl, int mode,
1886 u64 data)
1887{
1888 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1889
1890 return dd->cce_err_status_cnt[36];
1891}
1892
1893static u64 access_cce_rxdma_conv_fifo_parity_err_cnt(
1894 const struct cntr_entry *entry,
1895 void *context, int vl, int mode, u64 data)
1896{
1897 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1898
1899 return dd->cce_err_status_cnt[35];
1900}
1901
1902static u64 access_cce_rcpl_async_fifo_parity_err_cnt(
1903 const struct cntr_entry *entry,
1904 void *context, int vl, int mode, u64 data)
1905{
1906 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1907
1908 return dd->cce_err_status_cnt[34];
1909}
1910
1911static u64 access_cce_seg_write_bad_addr_err_cnt(const struct cntr_entry *entry,
1912 void *context, int vl,
1913 int mode, u64 data)
1914{
1915 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1916
1917 return dd->cce_err_status_cnt[33];
1918}
1919
1920static u64 access_cce_seg_read_bad_addr_err_cnt(const struct cntr_entry *entry,
1921 void *context, int vl, int mode,
1922 u64 data)
1923{
1924 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1925
1926 return dd->cce_err_status_cnt[32];
1927}
1928
1929static u64 access_la_triggered_cnt(const struct cntr_entry *entry,
1930 void *context, int vl, int mode, u64 data)
1931{
1932 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1933
1934 return dd->cce_err_status_cnt[31];
1935}
1936
1937static u64 access_cce_trgt_cpl_timeout_err_cnt(const struct cntr_entry *entry,
1938 void *context, int vl, int mode,
1939 u64 data)
1940{
1941 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1942
1943 return dd->cce_err_status_cnt[30];
1944}
1945
1946static u64 access_pcic_receive_parity_err_cnt(const struct cntr_entry *entry,
1947 void *context, int vl, int mode,
1948 u64 data)
1949{
1950 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1951
1952 return dd->cce_err_status_cnt[29];
1953}
1954
1955static u64 access_pcic_transmit_back_parity_err_cnt(
1956 const struct cntr_entry *entry,
1957 void *context, int vl, int mode, u64 data)
1958{
1959 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1960
1961 return dd->cce_err_status_cnt[28];
1962}
1963
1964static u64 access_pcic_transmit_front_parity_err_cnt(
1965 const struct cntr_entry *entry,
1966 void *context, int vl, int mode, u64 data)
1967{
1968 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1969
1970 return dd->cce_err_status_cnt[27];
1971}
1972
1973static u64 access_pcic_cpl_dat_q_unc_err_cnt(const struct cntr_entry *entry,
1974 void *context, int vl, int mode,
1975 u64 data)
1976{
1977 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1978
1979 return dd->cce_err_status_cnt[26];
1980}
1981
1982static u64 access_pcic_cpl_hd_q_unc_err_cnt(const struct cntr_entry *entry,
1983 void *context, int vl, int mode,
1984 u64 data)
1985{
1986 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1987
1988 return dd->cce_err_status_cnt[25];
1989}
1990
1991static u64 access_pcic_post_dat_q_unc_err_cnt(const struct cntr_entry *entry,
1992 void *context, int vl, int mode,
1993 u64 data)
1994{
1995 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1996
1997 return dd->cce_err_status_cnt[24];
1998}
1999
2000static u64 access_pcic_post_hd_q_unc_err_cnt(const struct cntr_entry *entry,
2001 void *context, int vl, int mode,
2002 u64 data)
2003{
2004 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2005
2006 return dd->cce_err_status_cnt[23];
2007}
2008
2009static u64 access_pcic_retry_sot_mem_unc_err_cnt(const struct cntr_entry *entry,
2010 void *context, int vl,
2011 int mode, u64 data)
2012{
2013 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2014
2015 return dd->cce_err_status_cnt[22];
2016}
2017
2018static u64 access_pcic_retry_mem_unc_err(const struct cntr_entry *entry,
2019 void *context, int vl, int mode,
2020 u64 data)
2021{
2022 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2023
2024 return dd->cce_err_status_cnt[21];
2025}
2026
2027static u64 access_pcic_n_post_dat_q_parity_err_cnt(
2028 const struct cntr_entry *entry,
2029 void *context, int vl, int mode, u64 data)
2030{
2031 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2032
2033 return dd->cce_err_status_cnt[20];
2034}
2035
2036static u64 access_pcic_n_post_h_q_parity_err_cnt(const struct cntr_entry *entry,
2037 void *context, int vl,
2038 int mode, u64 data)
2039{
2040 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2041
2042 return dd->cce_err_status_cnt[19];
2043}
2044
2045static u64 access_pcic_cpl_dat_q_cor_err_cnt(const struct cntr_entry *entry,
2046 void *context, int vl, int mode,
2047 u64 data)
2048{
2049 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2050
2051 return dd->cce_err_status_cnt[18];
2052}
2053
2054static u64 access_pcic_cpl_hd_q_cor_err_cnt(const struct cntr_entry *entry,
2055 void *context, int vl, int mode,
2056 u64 data)
2057{
2058 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2059
2060 return dd->cce_err_status_cnt[17];
2061}
2062
2063static u64 access_pcic_post_dat_q_cor_err_cnt(const struct cntr_entry *entry,
2064 void *context, int vl, int mode,
2065 u64 data)
2066{
2067 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2068
2069 return dd->cce_err_status_cnt[16];
2070}
2071
2072static u64 access_pcic_post_hd_q_cor_err_cnt(const struct cntr_entry *entry,
2073 void *context, int vl, int mode,
2074 u64 data)
2075{
2076 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2077
2078 return dd->cce_err_status_cnt[15];
2079}
2080
2081static u64 access_pcic_retry_sot_mem_cor_err_cnt(const struct cntr_entry *entry,
2082 void *context, int vl,
2083 int mode, u64 data)
2084{
2085 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2086
2087 return dd->cce_err_status_cnt[14];
2088}
2089
2090static u64 access_pcic_retry_mem_cor_err_cnt(const struct cntr_entry *entry,
2091 void *context, int vl, int mode,
2092 u64 data)
2093{
2094 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2095
2096 return dd->cce_err_status_cnt[13];
2097}
2098
2099static u64 access_cce_cli1_async_fifo_dbg_parity_err_cnt(
2100 const struct cntr_entry *entry,
2101 void *context, int vl, int mode, u64 data)
2102{
2103 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2104
2105 return dd->cce_err_status_cnt[12];
2106}
2107
2108static u64 access_cce_cli1_async_fifo_rxdma_parity_err_cnt(
2109 const struct cntr_entry *entry,
2110 void *context, int vl, int mode, u64 data)
2111{
2112 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2113
2114 return dd->cce_err_status_cnt[11];
2115}
2116
2117static u64 access_cce_cli1_async_fifo_sdma_hd_parity_err_cnt(
2118 const struct cntr_entry *entry,
2119 void *context, int vl, int mode, u64 data)
2120{
2121 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2122
2123 return dd->cce_err_status_cnt[10];
2124}
2125
2126static u64 access_cce_cl1_async_fifo_pio_crdt_parity_err_cnt(
2127 const struct cntr_entry *entry,
2128 void *context, int vl, int mode, u64 data)
2129{
2130 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2131
2132 return dd->cce_err_status_cnt[9];
2133}
2134
2135static u64 access_cce_cli2_async_fifo_parity_err_cnt(
2136 const struct cntr_entry *entry,
2137 void *context, int vl, int mode, u64 data)
2138{
2139 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2140
2141 return dd->cce_err_status_cnt[8];
2142}
2143
2144static u64 access_cce_csr_cfg_bus_parity_err_cnt(const struct cntr_entry *entry,
2145 void *context, int vl,
2146 int mode, u64 data)
2147{
2148 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2149
2150 return dd->cce_err_status_cnt[7];
2151}
2152
2153static u64 access_cce_cli0_async_fifo_parity_err_cnt(
2154 const struct cntr_entry *entry,
2155 void *context, int vl, int mode, u64 data)
2156{
2157 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2158
2159 return dd->cce_err_status_cnt[6];
2160}
2161
2162static u64 access_cce_rspd_data_parity_err_cnt(const struct cntr_entry *entry,
2163 void *context, int vl, int mode,
2164 u64 data)
2165{
2166 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2167
2168 return dd->cce_err_status_cnt[5];
2169}
2170
2171static u64 access_cce_trgt_access_err_cnt(const struct cntr_entry *entry,
2172 void *context, int vl, int mode,
2173 u64 data)
2174{
2175 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2176
2177 return dd->cce_err_status_cnt[4];
2178}
2179
2180static u64 access_cce_trgt_async_fifo_parity_err_cnt(
2181 const struct cntr_entry *entry,
2182 void *context, int vl, int mode, u64 data)
2183{
2184 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2185
2186 return dd->cce_err_status_cnt[3];
2187}
2188
2189static u64 access_cce_csr_write_bad_addr_err_cnt(const struct cntr_entry *entry,
2190 void *context, int vl,
2191 int mode, u64 data)
2192{
2193 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2194
2195 return dd->cce_err_status_cnt[2];
2196}
2197
2198static u64 access_cce_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
2199 void *context, int vl,
2200 int mode, u64 data)
2201{
2202 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2203
2204 return dd->cce_err_status_cnt[1];
2205}
2206
2207static u64 access_ccs_csr_parity_err_cnt(const struct cntr_entry *entry,
2208 void *context, int vl, int mode,
2209 u64 data)
2210{
2211 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2212
2213 return dd->cce_err_status_cnt[0];
2214}
2215
2216
2217
2218
2219
2220static u64 access_rx_csr_parity_err_cnt(const struct cntr_entry *entry,
2221 void *context, int vl, int mode,
2222 u64 data)
2223{
2224 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2225
2226 return dd->rcv_err_status_cnt[63];
2227}
2228
2229static u64 access_rx_csr_write_bad_addr_err_cnt(const struct cntr_entry *entry,
2230 void *context, int vl,
2231 int mode, u64 data)
2232{
2233 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2234
2235 return dd->rcv_err_status_cnt[62];
2236}
2237
2238static u64 access_rx_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
2239 void *context, int vl, int mode,
2240 u64 data)
2241{
2242 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2243
2244 return dd->rcv_err_status_cnt[61];
2245}
2246
2247static u64 access_rx_dma_csr_unc_err_cnt(const struct cntr_entry *entry,
2248 void *context, int vl, int mode,
2249 u64 data)
2250{
2251 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2252
2253 return dd->rcv_err_status_cnt[60];
2254}
2255
2256static u64 access_rx_dma_dq_fsm_encoding_err_cnt(const struct cntr_entry *entry,
2257 void *context, int vl,
2258 int mode, u64 data)
2259{
2260 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2261
2262 return dd->rcv_err_status_cnt[59];
2263}
2264
2265static u64 access_rx_dma_eq_fsm_encoding_err_cnt(const struct cntr_entry *entry,
2266 void *context, int vl,
2267 int mode, u64 data)
2268{
2269 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2270
2271 return dd->rcv_err_status_cnt[58];
2272}
2273
2274static u64 access_rx_dma_csr_parity_err_cnt(const struct cntr_entry *entry,
2275 void *context, int vl, int mode,
2276 u64 data)
2277{
2278 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2279
2280 return dd->rcv_err_status_cnt[57];
2281}
2282
2283static u64 access_rx_rbuf_data_cor_err_cnt(const struct cntr_entry *entry,
2284 void *context, int vl, int mode,
2285 u64 data)
2286{
2287 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2288
2289 return dd->rcv_err_status_cnt[56];
2290}
2291
2292static u64 access_rx_rbuf_data_unc_err_cnt(const struct cntr_entry *entry,
2293 void *context, int vl, int mode,
2294 u64 data)
2295{
2296 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2297
2298 return dd->rcv_err_status_cnt[55];
2299}
2300
2301static u64 access_rx_dma_data_fifo_rd_cor_err_cnt(
2302 const struct cntr_entry *entry,
2303 void *context, int vl, int mode, u64 data)
2304{
2305 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2306
2307 return dd->rcv_err_status_cnt[54];
2308}
2309
2310static u64 access_rx_dma_data_fifo_rd_unc_err_cnt(
2311 const struct cntr_entry *entry,
2312 void *context, int vl, int mode, u64 data)
2313{
2314 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2315
2316 return dd->rcv_err_status_cnt[53];
2317}
2318
2319static u64 access_rx_dma_hdr_fifo_rd_cor_err_cnt(const struct cntr_entry *entry,
2320 void *context, int vl,
2321 int mode, u64 data)
2322{
2323 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2324
2325 return dd->rcv_err_status_cnt[52];
2326}
2327
2328static u64 access_rx_dma_hdr_fifo_rd_unc_err_cnt(const struct cntr_entry *entry,
2329 void *context, int vl,
2330 int mode, u64 data)
2331{
2332 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2333
2334 return dd->rcv_err_status_cnt[51];
2335}
2336
2337static u64 access_rx_rbuf_desc_part2_cor_err_cnt(const struct cntr_entry *entry,
2338 void *context, int vl,
2339 int mode, u64 data)
2340{
2341 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2342
2343 return dd->rcv_err_status_cnt[50];
2344}
2345
2346static u64 access_rx_rbuf_desc_part2_unc_err_cnt(const struct cntr_entry *entry,
2347 void *context, int vl,
2348 int mode, u64 data)
2349{
2350 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2351
2352 return dd->rcv_err_status_cnt[49];
2353}
2354
2355static u64 access_rx_rbuf_desc_part1_cor_err_cnt(const struct cntr_entry *entry,
2356 void *context, int vl,
2357 int mode, u64 data)
2358{
2359 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2360
2361 return dd->rcv_err_status_cnt[48];
2362}
2363
2364static u64 access_rx_rbuf_desc_part1_unc_err_cnt(const struct cntr_entry *entry,
2365 void *context, int vl,
2366 int mode, u64 data)
2367{
2368 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2369
2370 return dd->rcv_err_status_cnt[47];
2371}
2372
2373static u64 access_rx_hq_intr_fsm_err_cnt(const struct cntr_entry *entry,
2374 void *context, int vl, int mode,
2375 u64 data)
2376{
2377 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2378
2379 return dd->rcv_err_status_cnt[46];
2380}
2381
2382static u64 access_rx_hq_intr_csr_parity_err_cnt(
2383 const struct cntr_entry *entry,
2384 void *context, int vl, int mode, u64 data)
2385{
2386 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2387
2388 return dd->rcv_err_status_cnt[45];
2389}
2390
2391static u64 access_rx_lookup_csr_parity_err_cnt(
2392 const struct cntr_entry *entry,
2393 void *context, int vl, int mode, u64 data)
2394{
2395 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2396
2397 return dd->rcv_err_status_cnt[44];
2398}
2399
2400static u64 access_rx_lookup_rcv_array_cor_err_cnt(
2401 const struct cntr_entry *entry,
2402 void *context, int vl, int mode, u64 data)
2403{
2404 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2405
2406 return dd->rcv_err_status_cnt[43];
2407}
2408
2409static u64 access_rx_lookup_rcv_array_unc_err_cnt(
2410 const struct cntr_entry *entry,
2411 void *context, int vl, int mode, u64 data)
2412{
2413 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2414
2415 return dd->rcv_err_status_cnt[42];
2416}
2417
2418static u64 access_rx_lookup_des_part2_parity_err_cnt(
2419 const struct cntr_entry *entry,
2420 void *context, int vl, int mode, u64 data)
2421{
2422 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2423
2424 return dd->rcv_err_status_cnt[41];
2425}
2426
2427static u64 access_rx_lookup_des_part1_unc_cor_err_cnt(
2428 const struct cntr_entry *entry,
2429 void *context, int vl, int mode, u64 data)
2430{
2431 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2432
2433 return dd->rcv_err_status_cnt[40];
2434}
2435
2436static u64 access_rx_lookup_des_part1_unc_err_cnt(
2437 const struct cntr_entry *entry,
2438 void *context, int vl, int mode, u64 data)
2439{
2440 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2441
2442 return dd->rcv_err_status_cnt[39];
2443}
2444
2445static u64 access_rx_rbuf_next_free_buf_cor_err_cnt(
2446 const struct cntr_entry *entry,
2447 void *context, int vl, int mode, u64 data)
2448{
2449 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2450
2451 return dd->rcv_err_status_cnt[38];
2452}
2453
2454static u64 access_rx_rbuf_next_free_buf_unc_err_cnt(
2455 const struct cntr_entry *entry,
2456 void *context, int vl, int mode, u64 data)
2457{
2458 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2459
2460 return dd->rcv_err_status_cnt[37];
2461}
2462
2463static u64 access_rbuf_fl_init_wr_addr_parity_err_cnt(
2464 const struct cntr_entry *entry,
2465 void *context, int vl, int mode, u64 data)
2466{
2467 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2468
2469 return dd->rcv_err_status_cnt[36];
2470}
2471
2472static u64 access_rx_rbuf_fl_initdone_parity_err_cnt(
2473 const struct cntr_entry *entry,
2474 void *context, int vl, int mode, u64 data)
2475{
2476 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2477
2478 return dd->rcv_err_status_cnt[35];
2479}
2480
2481static u64 access_rx_rbuf_fl_write_addr_parity_err_cnt(
2482 const struct cntr_entry *entry,
2483 void *context, int vl, int mode, u64 data)
2484{
2485 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2486
2487 return dd->rcv_err_status_cnt[34];
2488}
2489
2490static u64 access_rx_rbuf_fl_rd_addr_parity_err_cnt(
2491 const struct cntr_entry *entry,
2492 void *context, int vl, int mode, u64 data)
2493{
2494 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2495
2496 return dd->rcv_err_status_cnt[33];
2497}
2498
2499static u64 access_rx_rbuf_empty_err_cnt(const struct cntr_entry *entry,
2500 void *context, int vl, int mode,
2501 u64 data)
2502{
2503 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2504
2505 return dd->rcv_err_status_cnt[32];
2506}
2507
2508static u64 access_rx_rbuf_full_err_cnt(const struct cntr_entry *entry,
2509 void *context, int vl, int mode,
2510 u64 data)
2511{
2512 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2513
2514 return dd->rcv_err_status_cnt[31];
2515}
2516
2517static u64 access_rbuf_bad_lookup_err_cnt(const struct cntr_entry *entry,
2518 void *context, int vl, int mode,
2519 u64 data)
2520{
2521 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2522
2523 return dd->rcv_err_status_cnt[30];
2524}
2525
2526static u64 access_rbuf_ctx_id_parity_err_cnt(const struct cntr_entry *entry,
2527 void *context, int vl, int mode,
2528 u64 data)
2529{
2530 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2531
2532 return dd->rcv_err_status_cnt[29];
2533}
2534
2535static u64 access_rbuf_csr_qeopdw_parity_err_cnt(const struct cntr_entry *entry,
2536 void *context, int vl,
2537 int mode, u64 data)
2538{
2539 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2540
2541 return dd->rcv_err_status_cnt[28];
2542}
2543
2544static u64 access_rx_rbuf_csr_q_num_of_pkt_parity_err_cnt(
2545 const struct cntr_entry *entry,
2546 void *context, int vl, int mode, u64 data)
2547{
2548 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2549
2550 return dd->rcv_err_status_cnt[27];
2551}
2552
2553static u64 access_rx_rbuf_csr_q_t1_ptr_parity_err_cnt(
2554 const struct cntr_entry *entry,
2555 void *context, int vl, int mode, u64 data)
2556{
2557 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2558
2559 return dd->rcv_err_status_cnt[26];
2560}
2561
2562static u64 access_rx_rbuf_csr_q_hd_ptr_parity_err_cnt(
2563 const struct cntr_entry *entry,
2564 void *context, int vl, int mode, u64 data)
2565{
2566 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2567
2568 return dd->rcv_err_status_cnt[25];
2569}
2570
2571static u64 access_rx_rbuf_csr_q_vld_bit_parity_err_cnt(
2572 const struct cntr_entry *entry,
2573 void *context, int vl, int mode, u64 data)
2574{
2575 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2576
2577 return dd->rcv_err_status_cnt[24];
2578}
2579
2580static u64 access_rx_rbuf_csr_q_next_buf_parity_err_cnt(
2581 const struct cntr_entry *entry,
2582 void *context, int vl, int mode, u64 data)
2583{
2584 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2585
2586 return dd->rcv_err_status_cnt[23];
2587}
2588
2589static u64 access_rx_rbuf_csr_q_ent_cnt_parity_err_cnt(
2590 const struct cntr_entry *entry,
2591 void *context, int vl, int mode, u64 data)
2592{
2593 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2594
2595 return dd->rcv_err_status_cnt[22];
2596}
2597
2598static u64 access_rx_rbuf_csr_q_head_buf_num_parity_err_cnt(
2599 const struct cntr_entry *entry,
2600 void *context, int vl, int mode, u64 data)
2601{
2602 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2603
2604 return dd->rcv_err_status_cnt[21];
2605}
2606
2607static u64 access_rx_rbuf_block_list_read_cor_err_cnt(
2608 const struct cntr_entry *entry,
2609 void *context, int vl, int mode, u64 data)
2610{
2611 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2612
2613 return dd->rcv_err_status_cnt[20];
2614}
2615
2616static u64 access_rx_rbuf_block_list_read_unc_err_cnt(
2617 const struct cntr_entry *entry,
2618 void *context, int vl, int mode, u64 data)
2619{
2620 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2621
2622 return dd->rcv_err_status_cnt[19];
2623}
2624
2625static u64 access_rx_rbuf_lookup_des_cor_err_cnt(const struct cntr_entry *entry,
2626 void *context, int vl,
2627 int mode, u64 data)
2628{
2629 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2630
2631 return dd->rcv_err_status_cnt[18];
2632}
2633
2634static u64 access_rx_rbuf_lookup_des_unc_err_cnt(const struct cntr_entry *entry,
2635 void *context, int vl,
2636 int mode, u64 data)
2637{
2638 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2639
2640 return dd->rcv_err_status_cnt[17];
2641}
2642
2643static u64 access_rx_rbuf_lookup_des_reg_unc_cor_err_cnt(
2644 const struct cntr_entry *entry,
2645 void *context, int vl, int mode, u64 data)
2646{
2647 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2648
2649 return dd->rcv_err_status_cnt[16];
2650}
2651
2652static u64 access_rx_rbuf_lookup_des_reg_unc_err_cnt(
2653 const struct cntr_entry *entry,
2654 void *context, int vl, int mode, u64 data)
2655{
2656 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2657
2658 return dd->rcv_err_status_cnt[15];
2659}
2660
2661static u64 access_rx_rbuf_free_list_cor_err_cnt(const struct cntr_entry *entry,
2662 void *context, int vl,
2663 int mode, u64 data)
2664{
2665 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2666
2667 return dd->rcv_err_status_cnt[14];
2668}
2669
2670static u64 access_rx_rbuf_free_list_unc_err_cnt(const struct cntr_entry *entry,
2671 void *context, int vl,
2672 int mode, u64 data)
2673{
2674 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2675
2676 return dd->rcv_err_status_cnt[13];
2677}
2678
2679static u64 access_rx_rcv_fsm_encoding_err_cnt(const struct cntr_entry *entry,
2680 void *context, int vl, int mode,
2681 u64 data)
2682{
2683 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2684
2685 return dd->rcv_err_status_cnt[12];
2686}
2687
2688static u64 access_rx_dma_flag_cor_err_cnt(const struct cntr_entry *entry,
2689 void *context, int vl, int mode,
2690 u64 data)
2691{
2692 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2693
2694 return dd->rcv_err_status_cnt[11];
2695}
2696
2697static u64 access_rx_dma_flag_unc_err_cnt(const struct cntr_entry *entry,
2698 void *context, int vl, int mode,
2699 u64 data)
2700{
2701 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2702
2703 return dd->rcv_err_status_cnt[10];
2704}
2705
2706static u64 access_rx_dc_sop_eop_parity_err_cnt(const struct cntr_entry *entry,
2707 void *context, int vl, int mode,
2708 u64 data)
2709{
2710 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2711
2712 return dd->rcv_err_status_cnt[9];
2713}
2714
2715static u64 access_rx_rcv_csr_parity_err_cnt(const struct cntr_entry *entry,
2716 void *context, int vl, int mode,
2717 u64 data)
2718{
2719 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2720
2721 return dd->rcv_err_status_cnt[8];
2722}
2723
2724static u64 access_rx_rcv_qp_map_table_cor_err_cnt(
2725 const struct cntr_entry *entry,
2726 void *context, int vl, int mode, u64 data)
2727{
2728 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2729
2730 return dd->rcv_err_status_cnt[7];
2731}
2732
2733static u64 access_rx_rcv_qp_map_table_unc_err_cnt(
2734 const struct cntr_entry *entry,
2735 void *context, int vl, int mode, u64 data)
2736{
2737 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2738
2739 return dd->rcv_err_status_cnt[6];
2740}
2741
2742static u64 access_rx_rcv_data_cor_err_cnt(const struct cntr_entry *entry,
2743 void *context, int vl, int mode,
2744 u64 data)
2745{
2746 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2747
2748 return dd->rcv_err_status_cnt[5];
2749}
2750
2751static u64 access_rx_rcv_data_unc_err_cnt(const struct cntr_entry *entry,
2752 void *context, int vl, int mode,
2753 u64 data)
2754{
2755 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2756
2757 return dd->rcv_err_status_cnt[4];
2758}
2759
2760static u64 access_rx_rcv_hdr_cor_err_cnt(const struct cntr_entry *entry,
2761 void *context, int vl, int mode,
2762 u64 data)
2763{
2764 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2765
2766 return dd->rcv_err_status_cnt[3];
2767}
2768
2769static u64 access_rx_rcv_hdr_unc_err_cnt(const struct cntr_entry *entry,
2770 void *context, int vl, int mode,
2771 u64 data)
2772{
2773 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2774
2775 return dd->rcv_err_status_cnt[2];
2776}
2777
2778static u64 access_rx_dc_intf_parity_err_cnt(const struct cntr_entry *entry,
2779 void *context, int vl, int mode,
2780 u64 data)
2781{
2782 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2783
2784 return dd->rcv_err_status_cnt[1];
2785}
2786
2787static u64 access_rx_dma_csr_cor_err_cnt(const struct cntr_entry *entry,
2788 void *context, int vl, int mode,
2789 u64 data)
2790{
2791 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2792
2793 return dd->rcv_err_status_cnt[0];
2794}
2795
2796
2797
2798
2799
2800static u64 access_pio_pec_sop_head_parity_err_cnt(
2801 const struct cntr_entry *entry,
2802 void *context, int vl, int mode, u64 data)
2803{
2804 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2805
2806 return dd->send_pio_err_status_cnt[35];
2807}
2808
2809static u64 access_pio_pcc_sop_head_parity_err_cnt(
2810 const struct cntr_entry *entry,
2811 void *context, int vl, int mode, u64 data)
2812{
2813 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2814
2815 return dd->send_pio_err_status_cnt[34];
2816}
2817
2818static u64 access_pio_last_returned_cnt_parity_err_cnt(
2819 const struct cntr_entry *entry,
2820 void *context, int vl, int mode, u64 data)
2821{
2822 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2823
2824 return dd->send_pio_err_status_cnt[33];
2825}
2826
2827static u64 access_pio_current_free_cnt_parity_err_cnt(
2828 const struct cntr_entry *entry,
2829 void *context, int vl, int mode, u64 data)
2830{
2831 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2832
2833 return dd->send_pio_err_status_cnt[32];
2834}
2835
2836static u64 access_pio_reserved_31_err_cnt(const struct cntr_entry *entry,
2837 void *context, int vl, int mode,
2838 u64 data)
2839{
2840 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2841
2842 return dd->send_pio_err_status_cnt[31];
2843}
2844
2845static u64 access_pio_reserved_30_err_cnt(const struct cntr_entry *entry,
2846 void *context, int vl, int mode,
2847 u64 data)
2848{
2849 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2850
2851 return dd->send_pio_err_status_cnt[30];
2852}
2853
2854static u64 access_pio_ppmc_sop_len_err_cnt(const struct cntr_entry *entry,
2855 void *context, int vl, int mode,
2856 u64 data)
2857{
2858 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2859
2860 return dd->send_pio_err_status_cnt[29];
2861}
2862
2863static u64 access_pio_ppmc_bqc_mem_parity_err_cnt(
2864 const struct cntr_entry *entry,
2865 void *context, int vl, int mode, u64 data)
2866{
2867 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2868
2869 return dd->send_pio_err_status_cnt[28];
2870}
2871
2872static u64 access_pio_vl_fifo_parity_err_cnt(const struct cntr_entry *entry,
2873 void *context, int vl, int mode,
2874 u64 data)
2875{
2876 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2877
2878 return dd->send_pio_err_status_cnt[27];
2879}
2880
2881static u64 access_pio_vlf_sop_parity_err_cnt(const struct cntr_entry *entry,
2882 void *context, int vl, int mode,
2883 u64 data)
2884{
2885 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2886
2887 return dd->send_pio_err_status_cnt[26];
2888}
2889
2890static u64 access_pio_vlf_v1_len_parity_err_cnt(const struct cntr_entry *entry,
2891 void *context, int vl,
2892 int mode, u64 data)
2893{
2894 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2895
2896 return dd->send_pio_err_status_cnt[25];
2897}
2898
2899static u64 access_pio_block_qw_count_parity_err_cnt(
2900 const struct cntr_entry *entry,
2901 void *context, int vl, int mode, u64 data)
2902{
2903 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2904
2905 return dd->send_pio_err_status_cnt[24];
2906}
2907
2908static u64 access_pio_write_qw_valid_parity_err_cnt(
2909 const struct cntr_entry *entry,
2910 void *context, int vl, int mode, u64 data)
2911{
2912 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2913
2914 return dd->send_pio_err_status_cnt[23];
2915}
2916
2917static u64 access_pio_state_machine_err_cnt(const struct cntr_entry *entry,
2918 void *context, int vl, int mode,
2919 u64 data)
2920{
2921 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2922
2923 return dd->send_pio_err_status_cnt[22];
2924}
2925
2926static u64 access_pio_write_data_parity_err_cnt(const struct cntr_entry *entry,
2927 void *context, int vl,
2928 int mode, u64 data)
2929{
2930 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2931
2932 return dd->send_pio_err_status_cnt[21];
2933}
2934
2935static u64 access_pio_host_addr_mem_cor_err_cnt(const struct cntr_entry *entry,
2936 void *context, int vl,
2937 int mode, u64 data)
2938{
2939 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2940
2941 return dd->send_pio_err_status_cnt[20];
2942}
2943
2944static u64 access_pio_host_addr_mem_unc_err_cnt(const struct cntr_entry *entry,
2945 void *context, int vl,
2946 int mode, u64 data)
2947{
2948 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2949
2950 return dd->send_pio_err_status_cnt[19];
2951}
2952
2953static u64 access_pio_pkt_evict_sm_or_arb_sm_err_cnt(
2954 const struct cntr_entry *entry,
2955 void *context, int vl, int mode, u64 data)
2956{
2957 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2958
2959 return dd->send_pio_err_status_cnt[18];
2960}
2961
2962static u64 access_pio_init_sm_in_err_cnt(const struct cntr_entry *entry,
2963 void *context, int vl, int mode,
2964 u64 data)
2965{
2966 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2967
2968 return dd->send_pio_err_status_cnt[17];
2969}
2970
2971static u64 access_pio_ppmc_pbl_fifo_err_cnt(const struct cntr_entry *entry,
2972 void *context, int vl, int mode,
2973 u64 data)
2974{
2975 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2976
2977 return dd->send_pio_err_status_cnt[16];
2978}
2979
2980static u64 access_pio_credit_ret_fifo_parity_err_cnt(
2981 const struct cntr_entry *entry,
2982 void *context, int vl, int mode, u64 data)
2983{
2984 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2985
2986 return dd->send_pio_err_status_cnt[15];
2987}
2988
2989static u64 access_pio_v1_len_mem_bank1_cor_err_cnt(
2990 const struct cntr_entry *entry,
2991 void *context, int vl, int mode, u64 data)
2992{
2993 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2994
2995 return dd->send_pio_err_status_cnt[14];
2996}
2997
2998static u64 access_pio_v1_len_mem_bank0_cor_err_cnt(
2999 const struct cntr_entry *entry,
3000 void *context, int vl, int mode, u64 data)
3001{
3002 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3003
3004 return dd->send_pio_err_status_cnt[13];
3005}
3006
3007static u64 access_pio_v1_len_mem_bank1_unc_err_cnt(
3008 const struct cntr_entry *entry,
3009 void *context, int vl, int mode, u64 data)
3010{
3011 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3012
3013 return dd->send_pio_err_status_cnt[12];
3014}
3015
3016static u64 access_pio_v1_len_mem_bank0_unc_err_cnt(
3017 const struct cntr_entry *entry,
3018 void *context, int vl, int mode, u64 data)
3019{
3020 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3021
3022 return dd->send_pio_err_status_cnt[11];
3023}
3024
3025static u64 access_pio_sm_pkt_reset_parity_err_cnt(
3026 const struct cntr_entry *entry,
3027 void *context, int vl, int mode, u64 data)
3028{
3029 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3030
3031 return dd->send_pio_err_status_cnt[10];
3032}
3033
3034static u64 access_pio_pkt_evict_fifo_parity_err_cnt(
3035 const struct cntr_entry *entry,
3036 void *context, int vl, int mode, u64 data)
3037{
3038 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3039
3040 return dd->send_pio_err_status_cnt[9];
3041}
3042
3043static u64 access_pio_sbrdctrl_crrel_fifo_parity_err_cnt(
3044 const struct cntr_entry *entry,
3045 void *context, int vl, int mode, u64 data)
3046{
3047 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3048
3049 return dd->send_pio_err_status_cnt[8];
3050}
3051
3052static u64 access_pio_sbrdctl_crrel_parity_err_cnt(
3053 const struct cntr_entry *entry,
3054 void *context, int vl, int mode, u64 data)
3055{
3056 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3057
3058 return dd->send_pio_err_status_cnt[7];
3059}
3060
3061static u64 access_pio_pec_fifo_parity_err_cnt(const struct cntr_entry *entry,
3062 void *context, int vl, int mode,
3063 u64 data)
3064{
3065 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3066
3067 return dd->send_pio_err_status_cnt[6];
3068}
3069
3070static u64 access_pio_pcc_fifo_parity_err_cnt(const struct cntr_entry *entry,
3071 void *context, int vl, int mode,
3072 u64 data)
3073{
3074 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3075
3076 return dd->send_pio_err_status_cnt[5];
3077}
3078
3079static u64 access_pio_sb_mem_fifo1_err_cnt(const struct cntr_entry *entry,
3080 void *context, int vl, int mode,
3081 u64 data)
3082{
3083 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3084
3085 return dd->send_pio_err_status_cnt[4];
3086}
3087
3088static u64 access_pio_sb_mem_fifo0_err_cnt(const struct cntr_entry *entry,
3089 void *context, int vl, int mode,
3090 u64 data)
3091{
3092 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3093
3094 return dd->send_pio_err_status_cnt[3];
3095}
3096
3097static u64 access_pio_csr_parity_err_cnt(const struct cntr_entry *entry,
3098 void *context, int vl, int mode,
3099 u64 data)
3100{
3101 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3102
3103 return dd->send_pio_err_status_cnt[2];
3104}
3105
3106static u64 access_pio_write_addr_parity_err_cnt(const struct cntr_entry *entry,
3107 void *context, int vl,
3108 int mode, u64 data)
3109{
3110 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3111
3112 return dd->send_pio_err_status_cnt[1];
3113}
3114
3115static u64 access_pio_write_bad_ctxt_err_cnt(const struct cntr_entry *entry,
3116 void *context, int vl, int mode,
3117 u64 data)
3118{
3119 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3120
3121 return dd->send_pio_err_status_cnt[0];
3122}
3123
3124
3125
3126
3127
3128static u64 access_sdma_pcie_req_tracking_cor_err_cnt(
3129 const struct cntr_entry *entry,
3130 void *context, int vl, int mode, u64 data)
3131{
3132 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3133
3134 return dd->send_dma_err_status_cnt[3];
3135}
3136
3137static u64 access_sdma_pcie_req_tracking_unc_err_cnt(
3138 const struct cntr_entry *entry,
3139 void *context, int vl, int mode, u64 data)
3140{
3141 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3142
3143 return dd->send_dma_err_status_cnt[2];
3144}
3145
3146static u64 access_sdma_csr_parity_err_cnt(const struct cntr_entry *entry,
3147 void *context, int vl, int mode,
3148 u64 data)
3149{
3150 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3151
3152 return dd->send_dma_err_status_cnt[1];
3153}
3154
3155static u64 access_sdma_rpy_tag_err_cnt(const struct cntr_entry *entry,
3156 void *context, int vl, int mode,
3157 u64 data)
3158{
3159 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3160
3161 return dd->send_dma_err_status_cnt[0];
3162}
3163
3164
3165
3166
3167
3168static u64 access_tx_read_pio_memory_csr_unc_err_cnt(
3169 const struct cntr_entry *entry,
3170 void *context, int vl, int mode, u64 data)
3171{
3172 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3173
3174 return dd->send_egress_err_status_cnt[63];
3175}
3176
3177static u64 access_tx_read_sdma_memory_csr_err_cnt(
3178 const struct cntr_entry *entry,
3179 void *context, int vl, int mode, u64 data)
3180{
3181 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3182
3183 return dd->send_egress_err_status_cnt[62];
3184}
3185
3186static u64 access_tx_egress_fifo_cor_err_cnt(const struct cntr_entry *entry,
3187 void *context, int vl, int mode,
3188 u64 data)
3189{
3190 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3191
3192 return dd->send_egress_err_status_cnt[61];
3193}
3194
3195static u64 access_tx_read_pio_memory_cor_err_cnt(const struct cntr_entry *entry,
3196 void *context, int vl,
3197 int mode, u64 data)
3198{
3199 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3200
3201 return dd->send_egress_err_status_cnt[60];
3202}
3203
3204static u64 access_tx_read_sdma_memory_cor_err_cnt(
3205 const struct cntr_entry *entry,
3206 void *context, int vl, int mode, u64 data)
3207{
3208 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3209
3210 return dd->send_egress_err_status_cnt[59];
3211}
3212
3213static u64 access_tx_sb_hdr_cor_err_cnt(const struct cntr_entry *entry,
3214 void *context, int vl, int mode,
3215 u64 data)
3216{
3217 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3218
3219 return dd->send_egress_err_status_cnt[58];
3220}
3221
3222static u64 access_tx_credit_overrun_err_cnt(const struct cntr_entry *entry,
3223 void *context, int vl, int mode,
3224 u64 data)
3225{
3226 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3227
3228 return dd->send_egress_err_status_cnt[57];
3229}
3230
3231static u64 access_tx_launch_fifo8_cor_err_cnt(const struct cntr_entry *entry,
3232 void *context, int vl, int mode,
3233 u64 data)
3234{
3235 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3236
3237 return dd->send_egress_err_status_cnt[56];
3238}
3239
3240static u64 access_tx_launch_fifo7_cor_err_cnt(const struct cntr_entry *entry,
3241 void *context, int vl, int mode,
3242 u64 data)
3243{
3244 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3245
3246 return dd->send_egress_err_status_cnt[55];
3247}
3248
3249static u64 access_tx_launch_fifo6_cor_err_cnt(const struct cntr_entry *entry,
3250 void *context, int vl, int mode,
3251 u64 data)
3252{
3253 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3254
3255 return dd->send_egress_err_status_cnt[54];
3256}
3257
3258static u64 access_tx_launch_fifo5_cor_err_cnt(const struct cntr_entry *entry,
3259 void *context, int vl, int mode,
3260 u64 data)
3261{
3262 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3263
3264 return dd->send_egress_err_status_cnt[53];
3265}
3266
3267static u64 access_tx_launch_fifo4_cor_err_cnt(const struct cntr_entry *entry,
3268 void *context, int vl, int mode,
3269 u64 data)
3270{
3271 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3272
3273 return dd->send_egress_err_status_cnt[52];
3274}
3275
3276static u64 access_tx_launch_fifo3_cor_err_cnt(const struct cntr_entry *entry,
3277 void *context, int vl, int mode,
3278 u64 data)
3279{
3280 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3281
3282 return dd->send_egress_err_status_cnt[51];
3283}
3284
3285static u64 access_tx_launch_fifo2_cor_err_cnt(const struct cntr_entry *entry,
3286 void *context, int vl, int mode,
3287 u64 data)
3288{
3289 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3290
3291 return dd->send_egress_err_status_cnt[50];
3292}
3293
3294static u64 access_tx_launch_fifo1_cor_err_cnt(const struct cntr_entry *entry,
3295 void *context, int vl, int mode,
3296 u64 data)
3297{
3298 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3299
3300 return dd->send_egress_err_status_cnt[49];
3301}
3302
3303static u64 access_tx_launch_fifo0_cor_err_cnt(const struct cntr_entry *entry,
3304 void *context, int vl, int mode,
3305 u64 data)
3306{
3307 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3308
3309 return dd->send_egress_err_status_cnt[48];
3310}
3311
3312static u64 access_tx_credit_return_vl_err_cnt(const struct cntr_entry *entry,
3313 void *context, int vl, int mode,
3314 u64 data)
3315{
3316 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3317
3318 return dd->send_egress_err_status_cnt[47];
3319}
3320
3321static u64 access_tx_hcrc_insertion_err_cnt(const struct cntr_entry *entry,
3322 void *context, int vl, int mode,
3323 u64 data)
3324{
3325 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3326
3327 return dd->send_egress_err_status_cnt[46];
3328}
3329
3330static u64 access_tx_egress_fifo_unc_err_cnt(const struct cntr_entry *entry,
3331 void *context, int vl, int mode,
3332 u64 data)
3333{
3334 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3335
3336 return dd->send_egress_err_status_cnt[45];
3337}
3338
3339static u64 access_tx_read_pio_memory_unc_err_cnt(const struct cntr_entry *entry,
3340 void *context, int vl,
3341 int mode, u64 data)
3342{
3343 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3344
3345 return dd->send_egress_err_status_cnt[44];
3346}
3347
3348static u64 access_tx_read_sdma_memory_unc_err_cnt(
3349 const struct cntr_entry *entry,
3350 void *context, int vl, int mode, u64 data)
3351{
3352 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3353
3354 return dd->send_egress_err_status_cnt[43];
3355}
3356
3357static u64 access_tx_sb_hdr_unc_err_cnt(const struct cntr_entry *entry,
3358 void *context, int vl, int mode,
3359 u64 data)
3360{
3361 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3362
3363 return dd->send_egress_err_status_cnt[42];
3364}
3365
3366static u64 access_tx_credit_return_partiy_err_cnt(
3367 const struct cntr_entry *entry,
3368 void *context, int vl, int mode, u64 data)
3369{
3370 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3371
3372 return dd->send_egress_err_status_cnt[41];
3373}
3374
3375static u64 access_tx_launch_fifo8_unc_or_parity_err_cnt(
3376 const struct cntr_entry *entry,
3377 void *context, int vl, int mode, u64 data)
3378{
3379 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3380
3381 return dd->send_egress_err_status_cnt[40];
3382}
3383
3384static u64 access_tx_launch_fifo7_unc_or_parity_err_cnt(
3385 const struct cntr_entry *entry,
3386 void *context, int vl, int mode, u64 data)
3387{
3388 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3389
3390 return dd->send_egress_err_status_cnt[39];
3391}
3392
3393static u64 access_tx_launch_fifo6_unc_or_parity_err_cnt(
3394 const struct cntr_entry *entry,
3395 void *context, int vl, int mode, u64 data)
3396{
3397 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3398
3399 return dd->send_egress_err_status_cnt[38];
3400}
3401
3402static u64 access_tx_launch_fifo5_unc_or_parity_err_cnt(
3403 const struct cntr_entry *entry,
3404 void *context, int vl, int mode, u64 data)
3405{
3406 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3407
3408 return dd->send_egress_err_status_cnt[37];
3409}
3410
3411static u64 access_tx_launch_fifo4_unc_or_parity_err_cnt(
3412 const struct cntr_entry *entry,
3413 void *context, int vl, int mode, u64 data)
3414{
3415 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3416
3417 return dd->send_egress_err_status_cnt[36];
3418}
3419
3420static u64 access_tx_launch_fifo3_unc_or_parity_err_cnt(
3421 const struct cntr_entry *entry,
3422 void *context, int vl, int mode, u64 data)
3423{
3424 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3425
3426 return dd->send_egress_err_status_cnt[35];
3427}
3428
3429static u64 access_tx_launch_fifo2_unc_or_parity_err_cnt(
3430 const struct cntr_entry *entry,
3431 void *context, int vl, int mode, u64 data)
3432{
3433 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3434
3435 return dd->send_egress_err_status_cnt[34];
3436}
3437
3438static u64 access_tx_launch_fifo1_unc_or_parity_err_cnt(
3439 const struct cntr_entry *entry,
3440 void *context, int vl, int mode, u64 data)
3441{
3442 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3443
3444 return dd->send_egress_err_status_cnt[33];
3445}
3446
3447static u64 access_tx_launch_fifo0_unc_or_parity_err_cnt(
3448 const struct cntr_entry *entry,
3449 void *context, int vl, int mode, u64 data)
3450{
3451 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3452
3453 return dd->send_egress_err_status_cnt[32];
3454}
3455
3456static u64 access_tx_sdma15_disallowed_packet_err_cnt(
3457 const struct cntr_entry *entry,
3458 void *context, int vl, int mode, u64 data)
3459{
3460 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3461
3462 return dd->send_egress_err_status_cnt[31];
3463}
3464
3465static u64 access_tx_sdma14_disallowed_packet_err_cnt(
3466 const struct cntr_entry *entry,
3467 void *context, int vl, int mode, u64 data)
3468{
3469 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3470
3471 return dd->send_egress_err_status_cnt[30];
3472}
3473
3474static u64 access_tx_sdma13_disallowed_packet_err_cnt(
3475 const struct cntr_entry *entry,
3476 void *context, int vl, int mode, u64 data)
3477{
3478 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3479
3480 return dd->send_egress_err_status_cnt[29];
3481}
3482
3483static u64 access_tx_sdma12_disallowed_packet_err_cnt(
3484 const struct cntr_entry *entry,
3485 void *context, int vl, int mode, u64 data)
3486{
3487 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3488
3489 return dd->send_egress_err_status_cnt[28];
3490}
3491
3492static u64 access_tx_sdma11_disallowed_packet_err_cnt(
3493 const struct cntr_entry *entry,
3494 void *context, int vl, int mode, u64 data)
3495{
3496 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3497
3498 return dd->send_egress_err_status_cnt[27];
3499}
3500
3501static u64 access_tx_sdma10_disallowed_packet_err_cnt(
3502 const struct cntr_entry *entry,
3503 void *context, int vl, int mode, u64 data)
3504{
3505 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3506
3507 return dd->send_egress_err_status_cnt[26];
3508}
3509
3510static u64 access_tx_sdma9_disallowed_packet_err_cnt(
3511 const struct cntr_entry *entry,
3512 void *context, int vl, int mode, u64 data)
3513{
3514 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3515
3516 return dd->send_egress_err_status_cnt[25];
3517}
3518
3519static u64 access_tx_sdma8_disallowed_packet_err_cnt(
3520 const struct cntr_entry *entry,
3521 void *context, int vl, int mode, u64 data)
3522{
3523 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3524
3525 return dd->send_egress_err_status_cnt[24];
3526}
3527
3528static u64 access_tx_sdma7_disallowed_packet_err_cnt(
3529 const struct cntr_entry *entry,
3530 void *context, int vl, int mode, u64 data)
3531{
3532 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3533
3534 return dd->send_egress_err_status_cnt[23];
3535}
3536
3537static u64 access_tx_sdma6_disallowed_packet_err_cnt(
3538 const struct cntr_entry *entry,
3539 void *context, int vl, int mode, u64 data)
3540{
3541 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3542
3543 return dd->send_egress_err_status_cnt[22];
3544}
3545
3546static u64 access_tx_sdma5_disallowed_packet_err_cnt(
3547 const struct cntr_entry *entry,
3548 void *context, int vl, int mode, u64 data)
3549{
3550 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3551
3552 return dd->send_egress_err_status_cnt[21];
3553}
3554
3555static u64 access_tx_sdma4_disallowed_packet_err_cnt(
3556 const struct cntr_entry *entry,
3557 void *context, int vl, int mode, u64 data)
3558{
3559 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3560
3561 return dd->send_egress_err_status_cnt[20];
3562}
3563
3564static u64 access_tx_sdma3_disallowed_packet_err_cnt(
3565 const struct cntr_entry *entry,
3566 void *context, int vl, int mode, u64 data)
3567{
3568 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3569
3570 return dd->send_egress_err_status_cnt[19];
3571}
3572
3573static u64 access_tx_sdma2_disallowed_packet_err_cnt(
3574 const struct cntr_entry *entry,
3575 void *context, int vl, int mode, u64 data)
3576{
3577 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3578
3579 return dd->send_egress_err_status_cnt[18];
3580}
3581
3582static u64 access_tx_sdma1_disallowed_packet_err_cnt(
3583 const struct cntr_entry *entry,
3584 void *context, int vl, int mode, u64 data)
3585{
3586 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3587
3588 return dd->send_egress_err_status_cnt[17];
3589}
3590
3591static u64 access_tx_sdma0_disallowed_packet_err_cnt(
3592 const struct cntr_entry *entry,
3593 void *context, int vl, int mode, u64 data)
3594{
3595 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3596
3597 return dd->send_egress_err_status_cnt[16];
3598}
3599
3600static u64 access_tx_config_parity_err_cnt(const struct cntr_entry *entry,
3601 void *context, int vl, int mode,
3602 u64 data)
3603{
3604 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3605
3606 return dd->send_egress_err_status_cnt[15];
3607}
3608
3609static u64 access_tx_sbrd_ctl_csr_parity_err_cnt(const struct cntr_entry *entry,
3610 void *context, int vl,
3611 int mode, u64 data)
3612{
3613 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3614
3615 return dd->send_egress_err_status_cnt[14];
3616}
3617
3618static u64 access_tx_launch_csr_parity_err_cnt(const struct cntr_entry *entry,
3619 void *context, int vl, int mode,
3620 u64 data)
3621{
3622 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3623
3624 return dd->send_egress_err_status_cnt[13];
3625}
3626
3627static u64 access_tx_illegal_vl_err_cnt(const struct cntr_entry *entry,
3628 void *context, int vl, int mode,
3629 u64 data)
3630{
3631 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3632
3633 return dd->send_egress_err_status_cnt[12];
3634}
3635
3636static u64 access_tx_sbrd_ctl_state_machine_parity_err_cnt(
3637 const struct cntr_entry *entry,
3638 void *context, int vl, int mode, u64 data)
3639{
3640 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3641
3642 return dd->send_egress_err_status_cnt[11];
3643}
3644
3645static u64 access_egress_reserved_10_err_cnt(const struct cntr_entry *entry,
3646 void *context, int vl, int mode,
3647 u64 data)
3648{
3649 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3650
3651 return dd->send_egress_err_status_cnt[10];
3652}
3653
3654static u64 access_egress_reserved_9_err_cnt(const struct cntr_entry *entry,
3655 void *context, int vl, int mode,
3656 u64 data)
3657{
3658 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3659
3660 return dd->send_egress_err_status_cnt[9];
3661}
3662
3663static u64 access_tx_sdma_launch_intf_parity_err_cnt(
3664 const struct cntr_entry *entry,
3665 void *context, int vl, int mode, u64 data)
3666{
3667 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3668
3669 return dd->send_egress_err_status_cnt[8];
3670}
3671
3672static u64 access_tx_pio_launch_intf_parity_err_cnt(
3673 const struct cntr_entry *entry,
3674 void *context, int vl, int mode, u64 data)
3675{
3676 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3677
3678 return dd->send_egress_err_status_cnt[7];
3679}
3680
3681static u64 access_egress_reserved_6_err_cnt(const struct cntr_entry *entry,
3682 void *context, int vl, int mode,
3683 u64 data)
3684{
3685 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3686
3687 return dd->send_egress_err_status_cnt[6];
3688}
3689
3690static u64 access_tx_incorrect_link_state_err_cnt(
3691 const struct cntr_entry *entry,
3692 void *context, int vl, int mode, u64 data)
3693{
3694 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3695
3696 return dd->send_egress_err_status_cnt[5];
3697}
3698
3699static u64 access_tx_linkdown_err_cnt(const struct cntr_entry *entry,
3700 void *context, int vl, int mode,
3701 u64 data)
3702{
3703 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3704
3705 return dd->send_egress_err_status_cnt[4];
3706}
3707
3708static u64 access_tx_egress_fifi_underrun_or_parity_err_cnt(
3709 const struct cntr_entry *entry,
3710 void *context, int vl, int mode, u64 data)
3711{
3712 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3713
3714 return dd->send_egress_err_status_cnt[3];
3715}
3716
3717static u64 access_egress_reserved_2_err_cnt(const struct cntr_entry *entry,
3718 void *context, int vl, int mode,
3719 u64 data)
3720{
3721 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3722
3723 return dd->send_egress_err_status_cnt[2];
3724}
3725
3726static u64 access_tx_pkt_integrity_mem_unc_err_cnt(
3727 const struct cntr_entry *entry,
3728 void *context, int vl, int mode, u64 data)
3729{
3730 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3731
3732 return dd->send_egress_err_status_cnt[1];
3733}
3734
3735static u64 access_tx_pkt_integrity_mem_cor_err_cnt(
3736 const struct cntr_entry *entry,
3737 void *context, int vl, int mode, u64 data)
3738{
3739 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3740
3741 return dd->send_egress_err_status_cnt[0];
3742}
3743
3744
3745
3746
3747
3748static u64 access_send_csr_write_bad_addr_err_cnt(
3749 const struct cntr_entry *entry,
3750 void *context, int vl, int mode, u64 data)
3751{
3752 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3753
3754 return dd->send_err_status_cnt[2];
3755}
3756
3757static u64 access_send_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
3758 void *context, int vl,
3759 int mode, u64 data)
3760{
3761 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3762
3763 return dd->send_err_status_cnt[1];
3764}
3765
3766static u64 access_send_csr_parity_cnt(const struct cntr_entry *entry,
3767 void *context, int vl, int mode,
3768 u64 data)
3769{
3770 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3771
3772 return dd->send_err_status_cnt[0];
3773}
3774
3775
3776
3777
3778
3779static u64 access_pio_write_out_of_bounds_err_cnt(
3780 const struct cntr_entry *entry,
3781 void *context, int vl, int mode, u64 data)
3782{
3783 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3784
3785 return dd->sw_ctxt_err_status_cnt[4];
3786}
3787
3788static u64 access_pio_write_overflow_err_cnt(const struct cntr_entry *entry,
3789 void *context, int vl, int mode,
3790 u64 data)
3791{
3792 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3793
3794 return dd->sw_ctxt_err_status_cnt[3];
3795}
3796
3797static u64 access_pio_write_crosses_boundary_err_cnt(
3798 const struct cntr_entry *entry,
3799 void *context, int vl, int mode, u64 data)
3800{
3801 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3802
3803 return dd->sw_ctxt_err_status_cnt[2];
3804}
3805
3806static u64 access_pio_disallowed_packet_err_cnt(const struct cntr_entry *entry,
3807 void *context, int vl,
3808 int mode, u64 data)
3809{
3810 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3811
3812 return dd->sw_ctxt_err_status_cnt[1];
3813}
3814
3815static u64 access_pio_inconsistent_sop_err_cnt(const struct cntr_entry *entry,
3816 void *context, int vl, int mode,
3817 u64 data)
3818{
3819 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3820
3821 return dd->sw_ctxt_err_status_cnt[0];
3822}
3823
3824
3825
3826
3827
3828static u64 access_sdma_header_request_fifo_cor_err_cnt(
3829 const struct cntr_entry *entry,
3830 void *context, int vl, int mode, u64 data)
3831{
3832 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3833
3834 return dd->sw_send_dma_eng_err_status_cnt[23];
3835}
3836
3837static u64 access_sdma_header_storage_cor_err_cnt(
3838 const struct cntr_entry *entry,
3839 void *context, int vl, int mode, u64 data)
3840{
3841 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3842
3843 return dd->sw_send_dma_eng_err_status_cnt[22];
3844}
3845
3846static u64 access_sdma_packet_tracking_cor_err_cnt(
3847 const struct cntr_entry *entry,
3848 void *context, int vl, int mode, u64 data)
3849{
3850 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3851
3852 return dd->sw_send_dma_eng_err_status_cnt[21];
3853}
3854
3855static u64 access_sdma_assembly_cor_err_cnt(const struct cntr_entry *entry,
3856 void *context, int vl, int mode,
3857 u64 data)
3858{
3859 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3860
3861 return dd->sw_send_dma_eng_err_status_cnt[20];
3862}
3863
3864static u64 access_sdma_desc_table_cor_err_cnt(const struct cntr_entry *entry,
3865 void *context, int vl, int mode,
3866 u64 data)
3867{
3868 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3869
3870 return dd->sw_send_dma_eng_err_status_cnt[19];
3871}
3872
3873static u64 access_sdma_header_request_fifo_unc_err_cnt(
3874 const struct cntr_entry *entry,
3875 void *context, int vl, int mode, u64 data)
3876{
3877 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3878
3879 return dd->sw_send_dma_eng_err_status_cnt[18];
3880}
3881
3882static u64 access_sdma_header_storage_unc_err_cnt(
3883 const struct cntr_entry *entry,
3884 void *context, int vl, int mode, u64 data)
3885{
3886 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3887
3888 return dd->sw_send_dma_eng_err_status_cnt[17];
3889}
3890
3891static u64 access_sdma_packet_tracking_unc_err_cnt(
3892 const struct cntr_entry *entry,
3893 void *context, int vl, int mode, u64 data)
3894{
3895 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3896
3897 return dd->sw_send_dma_eng_err_status_cnt[16];
3898}
3899
3900static u64 access_sdma_assembly_unc_err_cnt(const struct cntr_entry *entry,
3901 void *context, int vl, int mode,
3902 u64 data)
3903{
3904 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3905
3906 return dd->sw_send_dma_eng_err_status_cnt[15];
3907}
3908
3909static u64 access_sdma_desc_table_unc_err_cnt(const struct cntr_entry *entry,
3910 void *context, int vl, int mode,
3911 u64 data)
3912{
3913 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3914
3915 return dd->sw_send_dma_eng_err_status_cnt[14];
3916}
3917
3918static u64 access_sdma_timeout_err_cnt(const struct cntr_entry *entry,
3919 void *context, int vl, int mode,
3920 u64 data)
3921{
3922 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3923
3924 return dd->sw_send_dma_eng_err_status_cnt[13];
3925}
3926
3927static u64 access_sdma_header_length_err_cnt(const struct cntr_entry *entry,
3928 void *context, int vl, int mode,
3929 u64 data)
3930{
3931 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3932
3933 return dd->sw_send_dma_eng_err_status_cnt[12];
3934}
3935
3936static u64 access_sdma_header_address_err_cnt(const struct cntr_entry *entry,
3937 void *context, int vl, int mode,
3938 u64 data)
3939{
3940 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3941
3942 return dd->sw_send_dma_eng_err_status_cnt[11];
3943}
3944
3945static u64 access_sdma_header_select_err_cnt(const struct cntr_entry *entry,
3946 void *context, int vl, int mode,
3947 u64 data)
3948{
3949 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3950
3951 return dd->sw_send_dma_eng_err_status_cnt[10];
3952}
3953
3954static u64 access_sdma_reserved_9_err_cnt(const struct cntr_entry *entry,
3955 void *context, int vl, int mode,
3956 u64 data)
3957{
3958 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3959
3960 return dd->sw_send_dma_eng_err_status_cnt[9];
3961}
3962
3963static u64 access_sdma_packet_desc_overflow_err_cnt(
3964 const struct cntr_entry *entry,
3965 void *context, int vl, int mode, u64 data)
3966{
3967 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3968
3969 return dd->sw_send_dma_eng_err_status_cnt[8];
3970}
3971
3972static u64 access_sdma_length_mismatch_err_cnt(const struct cntr_entry *entry,
3973 void *context, int vl,
3974 int mode, u64 data)
3975{
3976 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3977
3978 return dd->sw_send_dma_eng_err_status_cnt[7];
3979}
3980
3981static u64 access_sdma_halt_err_cnt(const struct cntr_entry *entry,
3982 void *context, int vl, int mode, u64 data)
3983{
3984 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3985
3986 return dd->sw_send_dma_eng_err_status_cnt[6];
3987}
3988
3989static u64 access_sdma_mem_read_err_cnt(const struct cntr_entry *entry,
3990 void *context, int vl, int mode,
3991 u64 data)
3992{
3993 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3994
3995 return dd->sw_send_dma_eng_err_status_cnt[5];
3996}
3997
3998static u64 access_sdma_first_desc_err_cnt(const struct cntr_entry *entry,
3999 void *context, int vl, int mode,
4000 u64 data)
4001{
4002 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4003
4004 return dd->sw_send_dma_eng_err_status_cnt[4];
4005}
4006
4007static u64 access_sdma_tail_out_of_bounds_err_cnt(
4008 const struct cntr_entry *entry,
4009 void *context, int vl, int mode, u64 data)
4010{
4011 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4012
4013 return dd->sw_send_dma_eng_err_status_cnt[3];
4014}
4015
4016static u64 access_sdma_too_long_err_cnt(const struct cntr_entry *entry,
4017 void *context, int vl, int mode,
4018 u64 data)
4019{
4020 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4021
4022 return dd->sw_send_dma_eng_err_status_cnt[2];
4023}
4024
4025static u64 access_sdma_gen_mismatch_err_cnt(const struct cntr_entry *entry,
4026 void *context, int vl, int mode,
4027 u64 data)
4028{
4029 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4030
4031 return dd->sw_send_dma_eng_err_status_cnt[1];
4032}
4033
4034static u64 access_sdma_wrong_dw_err_cnt(const struct cntr_entry *entry,
4035 void *context, int vl, int mode,
4036 u64 data)
4037{
4038 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4039
4040 return dd->sw_send_dma_eng_err_status_cnt[0];
4041}
4042
4043static u64 access_dc_rcv_err_cnt(const struct cntr_entry *entry,
4044 void *context, int vl, int mode,
4045 u64 data)
4046{
4047 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4048
4049 u64 val = 0;
4050 u64 csr = entry->csr;
4051
4052 val = read_write_csr(dd, csr, mode, data);
4053 if (mode == CNTR_MODE_R) {
4054 val = val > CNTR_MAX - dd->sw_rcv_bypass_packet_errors ?
4055 CNTR_MAX : val + dd->sw_rcv_bypass_packet_errors;
4056 } else if (mode == CNTR_MODE_W) {
4057 dd->sw_rcv_bypass_packet_errors = 0;
4058 } else {
4059 dd_dev_err(dd, "Invalid cntr register access mode");
4060 return 0;
4061 }
4062 return val;
4063}
4064
4065#define def_access_sw_cpu(cntr) \
4066static u64 access_sw_cpu_##cntr(const struct cntr_entry *entry, \
4067 void *context, int vl, int mode, u64 data) \
4068{ \
4069 struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context; \
4070 return read_write_cpu(ppd->dd, &ppd->ibport_data.rvp.z_ ##cntr, \
4071 ppd->ibport_data.rvp.cntr, vl, \
4072 mode, data); \
4073}
4074
4075def_access_sw_cpu(rc_acks);
4076def_access_sw_cpu(rc_qacks);
4077def_access_sw_cpu(rc_delayed_comp);
4078
4079#define def_access_ibp_counter(cntr) \
4080static u64 access_ibp_##cntr(const struct cntr_entry *entry, \
4081 void *context, int vl, int mode, u64 data) \
4082{ \
4083 struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context; \
4084 \
4085 if (vl != CNTR_INVALID_VL) \
4086 return 0; \
4087 \
4088 return read_write_sw(ppd->dd, &ppd->ibport_data.rvp.n_ ##cntr, \
4089 mode, data); \
4090}
4091
4092def_access_ibp_counter(loop_pkts);
4093def_access_ibp_counter(rc_resends);
4094def_access_ibp_counter(rnr_naks);
4095def_access_ibp_counter(other_naks);
4096def_access_ibp_counter(rc_timeouts);
4097def_access_ibp_counter(pkt_drops);
4098def_access_ibp_counter(dmawait);
4099def_access_ibp_counter(rc_seqnak);
4100def_access_ibp_counter(rc_dupreq);
4101def_access_ibp_counter(rdma_seq);
4102def_access_ibp_counter(unaligned);
4103def_access_ibp_counter(seq_naks);
4104
4105static struct cntr_entry dev_cntrs[DEV_CNTR_LAST] = {
4106[C_RCV_OVF] = RXE32_DEV_CNTR_ELEM(RcvOverflow, RCV_BUF_OVFL_CNT, CNTR_SYNTH),
4107[C_RX_TID_FULL] = RXE32_DEV_CNTR_ELEM(RxTIDFullEr, RCV_TID_FULL_ERR_CNT,
4108 CNTR_NORMAL),
4109[C_RX_TID_INVALID] = RXE32_DEV_CNTR_ELEM(RxTIDInvalid, RCV_TID_VALID_ERR_CNT,
4110 CNTR_NORMAL),
4111[C_RX_TID_FLGMS] = RXE32_DEV_CNTR_ELEM(RxTidFLGMs,
4112 RCV_TID_FLOW_GEN_MISMATCH_CNT,
4113 CNTR_NORMAL),
4114[C_RX_CTX_EGRS] = RXE32_DEV_CNTR_ELEM(RxCtxEgrS, RCV_CONTEXT_EGR_STALL,
4115 CNTR_NORMAL),
4116[C_RCV_TID_FLSMS] = RXE32_DEV_CNTR_ELEM(RxTidFLSMs,
4117 RCV_TID_FLOW_SEQ_MISMATCH_CNT, CNTR_NORMAL),
4118[C_CCE_PCI_CR_ST] = CCE_PERF_DEV_CNTR_ELEM(CcePciCrSt,
4119 CCE_PCIE_POSTED_CRDT_STALL_CNT, CNTR_NORMAL),
4120[C_CCE_PCI_TR_ST] = CCE_PERF_DEV_CNTR_ELEM(CcePciTrSt, CCE_PCIE_TRGT_STALL_CNT,
4121 CNTR_NORMAL),
4122[C_CCE_PIO_WR_ST] = CCE_PERF_DEV_CNTR_ELEM(CcePioWrSt, CCE_PIO_WR_STALL_CNT,
4123 CNTR_NORMAL),
4124[C_CCE_ERR_INT] = CCE_INT_DEV_CNTR_ELEM(CceErrInt, CCE_ERR_INT_CNT,
4125 CNTR_NORMAL),
4126[C_CCE_SDMA_INT] = CCE_INT_DEV_CNTR_ELEM(CceSdmaInt, CCE_SDMA_INT_CNT,
4127 CNTR_NORMAL),
4128[C_CCE_MISC_INT] = CCE_INT_DEV_CNTR_ELEM(CceMiscInt, CCE_MISC_INT_CNT,
4129 CNTR_NORMAL),
4130[C_CCE_RCV_AV_INT] = CCE_INT_DEV_CNTR_ELEM(CceRcvAvInt, CCE_RCV_AVAIL_INT_CNT,
4131 CNTR_NORMAL),
4132[C_CCE_RCV_URG_INT] = CCE_INT_DEV_CNTR_ELEM(CceRcvUrgInt,
4133 CCE_RCV_URGENT_INT_CNT, CNTR_NORMAL),
4134[C_CCE_SEND_CR_INT] = CCE_INT_DEV_CNTR_ELEM(CceSndCrInt,
4135 CCE_SEND_CREDIT_INT_CNT, CNTR_NORMAL),
4136[C_DC_UNC_ERR] = DC_PERF_CNTR(DcUnctblErr, DCC_ERR_UNCORRECTABLE_CNT,
4137 CNTR_SYNTH),
4138[C_DC_RCV_ERR] = CNTR_ELEM("DcRecvErr", DCC_ERR_PORTRCV_ERR_CNT, 0, CNTR_SYNTH,
4139 access_dc_rcv_err_cnt),
4140[C_DC_FM_CFG_ERR] = DC_PERF_CNTR(DcFmCfgErr, DCC_ERR_FMCONFIG_ERR_CNT,
4141 CNTR_SYNTH),
4142[C_DC_RMT_PHY_ERR] = DC_PERF_CNTR(DcRmtPhyErr, DCC_ERR_RCVREMOTE_PHY_ERR_CNT,
4143 CNTR_SYNTH),
4144[C_DC_DROPPED_PKT] = DC_PERF_CNTR(DcDroppedPkt, DCC_ERR_DROPPED_PKT_CNT,
4145 CNTR_SYNTH),
4146[C_DC_MC_XMIT_PKTS] = DC_PERF_CNTR(DcMcXmitPkts,
4147 DCC_PRF_PORT_XMIT_MULTICAST_CNT, CNTR_SYNTH),
4148[C_DC_MC_RCV_PKTS] = DC_PERF_CNTR(DcMcRcvPkts,
4149 DCC_PRF_PORT_RCV_MULTICAST_PKT_CNT,
4150 CNTR_SYNTH),
4151[C_DC_XMIT_CERR] = DC_PERF_CNTR(DcXmitCorr,
4152 DCC_PRF_PORT_XMIT_CORRECTABLE_CNT, CNTR_SYNTH),
4153[C_DC_RCV_CERR] = DC_PERF_CNTR(DcRcvCorrCnt, DCC_PRF_PORT_RCV_CORRECTABLE_CNT,
4154 CNTR_SYNTH),
4155[C_DC_RCV_FCC] = DC_PERF_CNTR(DcRxFCntl, DCC_PRF_RX_FLOW_CRTL_CNT,
4156 CNTR_SYNTH),
4157[C_DC_XMIT_FCC] = DC_PERF_CNTR(DcXmitFCntl, DCC_PRF_TX_FLOW_CRTL_CNT,
4158 CNTR_SYNTH),
4159[C_DC_XMIT_FLITS] = DC_PERF_CNTR(DcXmitFlits, DCC_PRF_PORT_XMIT_DATA_CNT,
4160 CNTR_SYNTH),
4161[C_DC_RCV_FLITS] = DC_PERF_CNTR(DcRcvFlits, DCC_PRF_PORT_RCV_DATA_CNT,
4162 CNTR_SYNTH),
4163[C_DC_XMIT_PKTS] = DC_PERF_CNTR(DcXmitPkts, DCC_PRF_PORT_XMIT_PKTS_CNT,
4164 CNTR_SYNTH),
4165[C_DC_RCV_PKTS] = DC_PERF_CNTR(DcRcvPkts, DCC_PRF_PORT_RCV_PKTS_CNT,
4166 CNTR_SYNTH),
4167[C_DC_RX_FLIT_VL] = DC_PERF_CNTR(DcRxFlitVl, DCC_PRF_PORT_VL_RCV_DATA_CNT,
4168 CNTR_SYNTH | CNTR_VL),
4169[C_DC_RX_PKT_VL] = DC_PERF_CNTR(DcRxPktVl, DCC_PRF_PORT_VL_RCV_PKTS_CNT,
4170 CNTR_SYNTH | CNTR_VL),
4171[C_DC_RCV_FCN] = DC_PERF_CNTR(DcRcvFcn, DCC_PRF_PORT_RCV_FECN_CNT, CNTR_SYNTH),
4172[C_DC_RCV_FCN_VL] = DC_PERF_CNTR(DcRcvFcnVl, DCC_PRF_PORT_VL_RCV_FECN_CNT,
4173 CNTR_SYNTH | CNTR_VL),
4174[C_DC_RCV_BCN] = DC_PERF_CNTR(DcRcvBcn, DCC_PRF_PORT_RCV_BECN_CNT, CNTR_SYNTH),
4175[C_DC_RCV_BCN_VL] = DC_PERF_CNTR(DcRcvBcnVl, DCC_PRF_PORT_VL_RCV_BECN_CNT,
4176 CNTR_SYNTH | CNTR_VL),
4177[C_DC_RCV_BBL] = DC_PERF_CNTR(DcRcvBbl, DCC_PRF_PORT_RCV_BUBBLE_CNT,
4178 CNTR_SYNTH),
4179[C_DC_RCV_BBL_VL] = DC_PERF_CNTR(DcRcvBblVl, DCC_PRF_PORT_VL_RCV_BUBBLE_CNT,
4180 CNTR_SYNTH | CNTR_VL),
4181[C_DC_MARK_FECN] = DC_PERF_CNTR(DcMarkFcn, DCC_PRF_PORT_MARK_FECN_CNT,
4182 CNTR_SYNTH),
4183[C_DC_MARK_FECN_VL] = DC_PERF_CNTR(DcMarkFcnVl, DCC_PRF_PORT_VL_MARK_FECN_CNT,
4184 CNTR_SYNTH | CNTR_VL),
4185[C_DC_TOTAL_CRC] =
4186 DC_PERF_CNTR_LCB(DcTotCrc, DC_LCB_ERR_INFO_TOTAL_CRC_ERR,
4187 CNTR_SYNTH),
4188[C_DC_CRC_LN0] = DC_PERF_CNTR_LCB(DcCrcLn0, DC_LCB_ERR_INFO_CRC_ERR_LN0,
4189 CNTR_SYNTH),
4190[C_DC_CRC_LN1] = DC_PERF_CNTR_LCB(DcCrcLn1, DC_LCB_ERR_INFO_CRC_ERR_LN1,
4191 CNTR_SYNTH),
4192[C_DC_CRC_LN2] = DC_PERF_CNTR_LCB(DcCrcLn2, DC_LCB_ERR_INFO_CRC_ERR_LN2,
4193 CNTR_SYNTH),
4194[C_DC_CRC_LN3] = DC_PERF_CNTR_LCB(DcCrcLn3, DC_LCB_ERR_INFO_CRC_ERR_LN3,
4195 CNTR_SYNTH),
4196[C_DC_CRC_MULT_LN] =
4197 DC_PERF_CNTR_LCB(DcMultLn, DC_LCB_ERR_INFO_CRC_ERR_MULTI_LN,
4198 CNTR_SYNTH),
4199[C_DC_TX_REPLAY] = DC_PERF_CNTR_LCB(DcTxReplay, DC_LCB_ERR_INFO_TX_REPLAY_CNT,
4200 CNTR_SYNTH),
4201[C_DC_RX_REPLAY] = DC_PERF_CNTR_LCB(DcRxReplay, DC_LCB_ERR_INFO_RX_REPLAY_CNT,
4202 CNTR_SYNTH),
4203[C_DC_SEQ_CRC_CNT] =
4204 DC_PERF_CNTR_LCB(DcLinkSeqCrc, DC_LCB_ERR_INFO_SEQ_CRC_CNT,
4205 CNTR_SYNTH),
4206[C_DC_ESC0_ONLY_CNT] =
4207 DC_PERF_CNTR_LCB(DcEsc0, DC_LCB_ERR_INFO_ESCAPE_0_ONLY_CNT,
4208 CNTR_SYNTH),
4209[C_DC_ESC0_PLUS1_CNT] =
4210 DC_PERF_CNTR_LCB(DcEsc1, DC_LCB_ERR_INFO_ESCAPE_0_PLUS1_CNT,
4211 CNTR_SYNTH),
4212[C_DC_ESC0_PLUS2_CNT] =
4213 DC_PERF_CNTR_LCB(DcEsc0Plus2, DC_LCB_ERR_INFO_ESCAPE_0_PLUS2_CNT,
4214 CNTR_SYNTH),
4215[C_DC_REINIT_FROM_PEER_CNT] =
4216 DC_PERF_CNTR_LCB(DcReinitPeer, DC_LCB_ERR_INFO_REINIT_FROM_PEER_CNT,
4217 CNTR_SYNTH),
4218[C_DC_SBE_CNT] = DC_PERF_CNTR_LCB(DcSbe, DC_LCB_ERR_INFO_SBE_CNT,
4219 CNTR_SYNTH),
4220[C_DC_MISC_FLG_CNT] =
4221 DC_PERF_CNTR_LCB(DcMiscFlg, DC_LCB_ERR_INFO_MISC_FLG_CNT,
4222 CNTR_SYNTH),
4223[C_DC_PRF_GOOD_LTP_CNT] =
4224 DC_PERF_CNTR_LCB(DcGoodLTP, DC_LCB_PRF_GOOD_LTP_CNT, CNTR_SYNTH),
4225[C_DC_PRF_ACCEPTED_LTP_CNT] =
4226 DC_PERF_CNTR_LCB(DcAccLTP, DC_LCB_PRF_ACCEPTED_LTP_CNT,
4227 CNTR_SYNTH),
4228[C_DC_PRF_RX_FLIT_CNT] =
4229 DC_PERF_CNTR_LCB(DcPrfRxFlit, DC_LCB_PRF_RX_FLIT_CNT, CNTR_SYNTH),
4230[C_DC_PRF_TX_FLIT_CNT] =
4231 DC_PERF_CNTR_LCB(DcPrfTxFlit, DC_LCB_PRF_TX_FLIT_CNT, CNTR_SYNTH),
4232[C_DC_PRF_CLK_CNTR] =
4233 DC_PERF_CNTR_LCB(DcPrfClk, DC_LCB_PRF_CLK_CNTR, CNTR_SYNTH),
4234[C_DC_PG_DBG_FLIT_CRDTS_CNT] =
4235 DC_PERF_CNTR_LCB(DcFltCrdts, DC_LCB_PG_DBG_FLIT_CRDTS_CNT, CNTR_SYNTH),
4236[C_DC_PG_STS_PAUSE_COMPLETE_CNT] =
4237 DC_PERF_CNTR_LCB(DcPauseComp, DC_LCB_PG_STS_PAUSE_COMPLETE_CNT,
4238 CNTR_SYNTH),
4239[C_DC_PG_STS_TX_SBE_CNT] =
4240 DC_PERF_CNTR_LCB(DcStsTxSbe, DC_LCB_PG_STS_TX_SBE_CNT, CNTR_SYNTH),
4241[C_DC_PG_STS_TX_MBE_CNT] =
4242 DC_PERF_CNTR_LCB(DcStsTxMbe, DC_LCB_PG_STS_TX_MBE_CNT,
4243 CNTR_SYNTH),
4244[C_SW_CPU_INTR] = CNTR_ELEM("Intr", 0, 0, CNTR_NORMAL,
4245 access_sw_cpu_intr),
4246[C_SW_CPU_RCV_LIM] = CNTR_ELEM("RcvLimit", 0, 0, CNTR_NORMAL,
4247 access_sw_cpu_rcv_limit),
4248[C_SW_VTX_WAIT] = CNTR_ELEM("vTxWait", 0, 0, CNTR_NORMAL,
4249 access_sw_vtx_wait),
4250[C_SW_PIO_WAIT] = CNTR_ELEM("PioWait", 0, 0, CNTR_NORMAL,
4251 access_sw_pio_wait),
4252[C_SW_PIO_DRAIN] = CNTR_ELEM("PioDrain", 0, 0, CNTR_NORMAL,
4253 access_sw_pio_drain),
4254[C_SW_KMEM_WAIT] = CNTR_ELEM("KmemWait", 0, 0, CNTR_NORMAL,
4255 access_sw_kmem_wait),
4256[C_SW_SEND_SCHED] = CNTR_ELEM("SendSched", 0, 0, CNTR_NORMAL,
4257 access_sw_send_schedule),
4258[C_SDMA_DESC_FETCHED_CNT] = CNTR_ELEM("SDEDscFdCn",
4259 SEND_DMA_DESC_FETCHED_CNT, 0,
4260 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4261 dev_access_u32_csr),
4262[C_SDMA_INT_CNT] = CNTR_ELEM("SDMAInt", 0, 0,
4263 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4264 access_sde_int_cnt),
4265[C_SDMA_ERR_CNT] = CNTR_ELEM("SDMAErrCt", 0, 0,
4266 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4267 access_sde_err_cnt),
4268[C_SDMA_IDLE_INT_CNT] = CNTR_ELEM("SDMAIdInt", 0, 0,
4269 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4270 access_sde_idle_int_cnt),
4271[C_SDMA_PROGRESS_INT_CNT] = CNTR_ELEM("SDMAPrIntCn", 0, 0,
4272 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4273 access_sde_progress_int_cnt),
4274
4275[C_MISC_PLL_LOCK_FAIL_ERR] = CNTR_ELEM("MISC_PLL_LOCK_FAIL_ERR", 0, 0,
4276 CNTR_NORMAL,
4277 access_misc_pll_lock_fail_err_cnt),
4278[C_MISC_MBIST_FAIL_ERR] = CNTR_ELEM("MISC_MBIST_FAIL_ERR", 0, 0,
4279 CNTR_NORMAL,
4280 access_misc_mbist_fail_err_cnt),
4281[C_MISC_INVALID_EEP_CMD_ERR] = CNTR_ELEM("MISC_INVALID_EEP_CMD_ERR", 0, 0,
4282 CNTR_NORMAL,
4283 access_misc_invalid_eep_cmd_err_cnt),
4284[C_MISC_EFUSE_DONE_PARITY_ERR] = CNTR_ELEM("MISC_EFUSE_DONE_PARITY_ERR", 0, 0,
4285 CNTR_NORMAL,
4286 access_misc_efuse_done_parity_err_cnt),
4287[C_MISC_EFUSE_WRITE_ERR] = CNTR_ELEM("MISC_EFUSE_WRITE_ERR", 0, 0,
4288 CNTR_NORMAL,
4289 access_misc_efuse_write_err_cnt),
4290[C_MISC_EFUSE_READ_BAD_ADDR_ERR] = CNTR_ELEM("MISC_EFUSE_READ_BAD_ADDR_ERR", 0,
4291 0, CNTR_NORMAL,
4292 access_misc_efuse_read_bad_addr_err_cnt),
4293[C_MISC_EFUSE_CSR_PARITY_ERR] = CNTR_ELEM("MISC_EFUSE_CSR_PARITY_ERR", 0, 0,
4294 CNTR_NORMAL,
4295 access_misc_efuse_csr_parity_err_cnt),
4296[C_MISC_FW_AUTH_FAILED_ERR] = CNTR_ELEM("MISC_FW_AUTH_FAILED_ERR", 0, 0,
4297 CNTR_NORMAL,
4298 access_misc_fw_auth_failed_err_cnt),
4299[C_MISC_KEY_MISMATCH_ERR] = CNTR_ELEM("MISC_KEY_MISMATCH_ERR", 0, 0,
4300 CNTR_NORMAL,
4301 access_misc_key_mismatch_err_cnt),
4302[C_MISC_SBUS_WRITE_FAILED_ERR] = CNTR_ELEM("MISC_SBUS_WRITE_FAILED_ERR", 0, 0,
4303 CNTR_NORMAL,
4304 access_misc_sbus_write_failed_err_cnt),
4305[C_MISC_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("MISC_CSR_WRITE_BAD_ADDR_ERR", 0, 0,
4306 CNTR_NORMAL,
4307 access_misc_csr_write_bad_addr_err_cnt),
4308[C_MISC_CSR_READ_BAD_ADDR_ERR] = CNTR_ELEM("MISC_CSR_READ_BAD_ADDR_ERR", 0, 0,
4309 CNTR_NORMAL,
4310 access_misc_csr_read_bad_addr_err_cnt),
4311[C_MISC_CSR_PARITY_ERR] = CNTR_ELEM("MISC_CSR_PARITY_ERR", 0, 0,
4312 CNTR_NORMAL,
4313 access_misc_csr_parity_err_cnt),
4314
4315[C_CCE_ERR_STATUS_AGGREGATED_CNT] = CNTR_ELEM("CceErrStatusAggregatedCnt", 0, 0,
4316 CNTR_NORMAL,
4317 access_sw_cce_err_status_aggregated_cnt),
4318[C_CCE_MSIX_CSR_PARITY_ERR] = CNTR_ELEM("CceMsixCsrParityErr", 0, 0,
4319 CNTR_NORMAL,
4320 access_cce_msix_csr_parity_err_cnt),
4321[C_CCE_INT_MAP_UNC_ERR] = CNTR_ELEM("CceIntMapUncErr", 0, 0,
4322 CNTR_NORMAL,
4323 access_cce_int_map_unc_err_cnt),
4324[C_CCE_INT_MAP_COR_ERR] = CNTR_ELEM("CceIntMapCorErr", 0, 0,
4325 CNTR_NORMAL,
4326 access_cce_int_map_cor_err_cnt),
4327[C_CCE_MSIX_TABLE_UNC_ERR] = CNTR_ELEM("CceMsixTableUncErr", 0, 0,
4328 CNTR_NORMAL,
4329 access_cce_msix_table_unc_err_cnt),
4330[C_CCE_MSIX_TABLE_COR_ERR] = CNTR_ELEM("CceMsixTableCorErr", 0, 0,
4331 CNTR_NORMAL,
4332 access_cce_msix_table_cor_err_cnt),
4333[C_CCE_RXDMA_CONV_FIFO_PARITY_ERR] = CNTR_ELEM("CceRxdmaConvFifoParityErr", 0,
4334 0, CNTR_NORMAL,
4335 access_cce_rxdma_conv_fifo_parity_err_cnt),
4336[C_CCE_RCPL_ASYNC_FIFO_PARITY_ERR] = CNTR_ELEM("CceRcplAsyncFifoParityErr", 0,
4337 0, CNTR_NORMAL,
4338 access_cce_rcpl_async_fifo_parity_err_cnt),
4339[C_CCE_SEG_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("CceSegWriteBadAddrErr", 0, 0,
4340 CNTR_NORMAL,
4341 access_cce_seg_write_bad_addr_err_cnt),
4342[C_CCE_SEG_READ_BAD_ADDR_ERR] = CNTR_ELEM("CceSegReadBadAddrErr", 0, 0,
4343 CNTR_NORMAL,
4344 access_cce_seg_read_bad_addr_err_cnt),
4345[C_LA_TRIGGERED] = CNTR_ELEM("Cce LATriggered", 0, 0,
4346 CNTR_NORMAL,
4347 access_la_triggered_cnt),
4348[C_CCE_TRGT_CPL_TIMEOUT_ERR] = CNTR_ELEM("CceTrgtCplTimeoutErr", 0, 0,
4349 CNTR_NORMAL,
4350 access_cce_trgt_cpl_timeout_err_cnt),
4351[C_PCIC_RECEIVE_PARITY_ERR] = CNTR_ELEM("PcicReceiveParityErr", 0, 0,
4352 CNTR_NORMAL,
4353 access_pcic_receive_parity_err_cnt),
4354[C_PCIC_TRANSMIT_BACK_PARITY_ERR] = CNTR_ELEM("PcicTransmitBackParityErr", 0, 0,
4355 CNTR_NORMAL,
4356 access_pcic_transmit_back_parity_err_cnt),
4357[C_PCIC_TRANSMIT_FRONT_PARITY_ERR] = CNTR_ELEM("PcicTransmitFrontParityErr", 0,
4358 0, CNTR_NORMAL,
4359 access_pcic_transmit_front_parity_err_cnt),
4360[C_PCIC_CPL_DAT_Q_UNC_ERR] = CNTR_ELEM("PcicCplDatQUncErr", 0, 0,
4361 CNTR_NORMAL,
4362 access_pcic_cpl_dat_q_unc_err_cnt),
4363[C_PCIC_CPL_HD_Q_UNC_ERR] = CNTR_ELEM("PcicCplHdQUncErr", 0, 0,
4364 CNTR_NORMAL,
4365 access_pcic_cpl_hd_q_unc_err_cnt),
4366[C_PCIC_POST_DAT_Q_UNC_ERR] = CNTR_ELEM("PcicPostDatQUncErr", 0, 0,
4367 CNTR_NORMAL,
4368 access_pcic_post_dat_q_unc_err_cnt),
4369[C_PCIC_POST_HD_Q_UNC_ERR] = CNTR_ELEM("PcicPostHdQUncErr", 0, 0,
4370 CNTR_NORMAL,
4371 access_pcic_post_hd_q_unc_err_cnt),
4372[C_PCIC_RETRY_SOT_MEM_UNC_ERR] = CNTR_ELEM("PcicRetrySotMemUncErr", 0, 0,
4373 CNTR_NORMAL,
4374 access_pcic_retry_sot_mem_unc_err_cnt),
4375[C_PCIC_RETRY_MEM_UNC_ERR] = CNTR_ELEM("PcicRetryMemUncErr", 0, 0,
4376 CNTR_NORMAL,
4377 access_pcic_retry_mem_unc_err),
4378[C_PCIC_N_POST_DAT_Q_PARITY_ERR] = CNTR_ELEM("PcicNPostDatQParityErr", 0, 0,
4379 CNTR_NORMAL,
4380 access_pcic_n_post_dat_q_parity_err_cnt),
4381[C_PCIC_N_POST_H_Q_PARITY_ERR] = CNTR_ELEM("PcicNPostHQParityErr", 0, 0,
4382 CNTR_NORMAL,
4383 access_pcic_n_post_h_q_parity_err_cnt),
4384[C_PCIC_CPL_DAT_Q_COR_ERR] = CNTR_ELEM("PcicCplDatQCorErr", 0, 0,
4385 CNTR_NORMAL,
4386 access_pcic_cpl_dat_q_cor_err_cnt),
4387[C_PCIC_CPL_HD_Q_COR_ERR] = CNTR_ELEM("PcicCplHdQCorErr", 0, 0,
4388 CNTR_NORMAL,
4389 access_pcic_cpl_hd_q_cor_err_cnt),
4390[C_PCIC_POST_DAT_Q_COR_ERR] = CNTR_ELEM("PcicPostDatQCorErr", 0, 0,
4391 CNTR_NORMAL,
4392 access_pcic_post_dat_q_cor_err_cnt),
4393[C_PCIC_POST_HD_Q_COR_ERR] = CNTR_ELEM("PcicPostHdQCorErr", 0, 0,
4394 CNTR_NORMAL,
4395 access_pcic_post_hd_q_cor_err_cnt),
4396[C_PCIC_RETRY_SOT_MEM_COR_ERR] = CNTR_ELEM("PcicRetrySotMemCorErr", 0, 0,
4397 CNTR_NORMAL,
4398 access_pcic_retry_sot_mem_cor_err_cnt),
4399[C_PCIC_RETRY_MEM_COR_ERR] = CNTR_ELEM("PcicRetryMemCorErr", 0, 0,
4400 CNTR_NORMAL,
4401 access_pcic_retry_mem_cor_err_cnt),
4402[C_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERR] = CNTR_ELEM(
4403 "CceCli1AsyncFifoDbgParityError", 0, 0,
4404 CNTR_NORMAL,
4405 access_cce_cli1_async_fifo_dbg_parity_err_cnt),
4406[C_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERR] = CNTR_ELEM(
4407 "CceCli1AsyncFifoRxdmaParityError", 0, 0,
4408 CNTR_NORMAL,
4409 access_cce_cli1_async_fifo_rxdma_parity_err_cnt
4410 ),
4411[C_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR] = CNTR_ELEM(
4412 "CceCli1AsyncFifoSdmaHdParityErr", 0, 0,
4413 CNTR_NORMAL,
4414 access_cce_cli1_async_fifo_sdma_hd_parity_err_cnt),
4415[C_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR] = CNTR_ELEM(
4416 "CceCli1AsyncFifoPioCrdtParityErr", 0, 0,
4417 CNTR_NORMAL,
4418 access_cce_cl1_async_fifo_pio_crdt_parity_err_cnt),
4419[C_CCE_CLI2_ASYNC_FIFO_PARITY_ERR] = CNTR_ELEM("CceCli2AsyncFifoParityErr", 0,
4420 0, CNTR_NORMAL,
4421 access_cce_cli2_async_fifo_parity_err_cnt),
4422[C_CCE_CSR_CFG_BUS_PARITY_ERR] = CNTR_ELEM("CceCsrCfgBusParityErr", 0, 0,
4423 CNTR_NORMAL,
4424 access_cce_csr_cfg_bus_parity_err_cnt),
4425[C_CCE_CLI0_ASYNC_FIFO_PARTIY_ERR] = CNTR_ELEM("CceCli0AsyncFifoParityErr", 0,
4426 0, CNTR_NORMAL,
4427 access_cce_cli0_async_fifo_parity_err_cnt),
4428[C_CCE_RSPD_DATA_PARITY_ERR] = CNTR_ELEM("CceRspdDataParityErr", 0, 0,
4429 CNTR_NORMAL,
4430 access_cce_rspd_data_parity_err_cnt),
4431[C_CCE_TRGT_ACCESS_ERR] = CNTR_ELEM("CceTrgtAccessErr", 0, 0,
4432 CNTR_NORMAL,
4433 access_cce_trgt_access_err_cnt),
4434[C_CCE_TRGT_ASYNC_FIFO_PARITY_ERR] = CNTR_ELEM("CceTrgtAsyncFifoParityErr", 0,
4435 0, CNTR_NORMAL,
4436 access_cce_trgt_async_fifo_parity_err_cnt),
4437[C_CCE_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("CceCsrWriteBadAddrErr", 0, 0,
4438 CNTR_NORMAL,
4439 access_cce_csr_write_bad_addr_err_cnt),
4440[C_CCE_CSR_READ_BAD_ADDR_ERR] = CNTR_ELEM("CceCsrReadBadAddrErr", 0, 0,
4441 CNTR_NORMAL,
4442 access_cce_csr_read_bad_addr_err_cnt),
4443[C_CCE_CSR_PARITY_ERR] = CNTR_ELEM("CceCsrParityErr", 0, 0,
4444 CNTR_NORMAL,
4445 access_ccs_csr_parity_err_cnt),
4446
4447
4448[C_RX_CSR_PARITY_ERR] = CNTR_ELEM("RxCsrParityErr", 0, 0,
4449 CNTR_NORMAL,
4450 access_rx_csr_parity_err_cnt),
4451[C_RX_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("RxCsrWriteBadAddrErr", 0, 0,
4452 CNTR_NORMAL,
4453 access_rx_csr_write_bad_addr_err_cnt),
4454[C_RX_CSR_READ_BAD_ADDR_ERR] = CNTR_ELEM("RxCsrReadBadAddrErr", 0, 0,
4455 CNTR_NORMAL,
4456 access_rx_csr_read_bad_addr_err_cnt),
4457[C_RX_DMA_CSR_UNC_ERR] = CNTR_ELEM("RxDmaCsrUncErr", 0, 0,
4458 CNTR_NORMAL,
4459 access_rx_dma_csr_unc_err_cnt),
4460[C_RX_DMA_DQ_FSM_ENCODING_ERR] = CNTR_ELEM("RxDmaDqFsmEncodingErr", 0, 0,
4461 CNTR_NORMAL,
4462 access_rx_dma_dq_fsm_encoding_err_cnt),
4463[C_RX_DMA_EQ_FSM_ENCODING_ERR] = CNTR_ELEM("RxDmaEqFsmEncodingErr", 0, 0,
4464 CNTR_NORMAL,
4465 access_rx_dma_eq_fsm_encoding_err_cnt),
4466[C_RX_DMA_CSR_PARITY_ERR] = CNTR_ELEM("RxDmaCsrParityErr", 0, 0,
4467 CNTR_NORMAL,
4468 access_rx_dma_csr_parity_err_cnt),
4469[C_RX_RBUF_DATA_COR_ERR] = CNTR_ELEM("RxRbufDataCorErr", 0, 0,
4470 CNTR_NORMAL,
4471 access_rx_rbuf_data_cor_err_cnt),
4472[C_RX_RBUF_DATA_UNC_ERR] = CNTR_ELEM("RxRbufDataUncErr", 0, 0,
4473 CNTR_NORMAL,
4474 access_rx_rbuf_data_unc_err_cnt),
4475[C_RX_DMA_DATA_FIFO_RD_COR_ERR] = CNTR_ELEM("RxDmaDataFifoRdCorErr", 0, 0,
4476 CNTR_NORMAL,
4477 access_rx_dma_data_fifo_rd_cor_err_cnt),
4478[C_RX_DMA_DATA_FIFO_RD_UNC_ERR] = CNTR_ELEM("RxDmaDataFifoRdUncErr", 0, 0,
4479 CNTR_NORMAL,
4480 access_rx_dma_data_fifo_rd_unc_err_cnt),
4481[C_RX_DMA_HDR_FIFO_RD_COR_ERR] = CNTR_ELEM("RxDmaHdrFifoRdCorErr", 0, 0,
4482 CNTR_NORMAL,
4483 access_rx_dma_hdr_fifo_rd_cor_err_cnt),
4484[C_RX_DMA_HDR_FIFO_RD_UNC_ERR] = CNTR_ELEM("RxDmaHdrFifoRdUncErr", 0, 0,
4485 CNTR_NORMAL,
4486 access_rx_dma_hdr_fifo_rd_unc_err_cnt),
4487[C_RX_RBUF_DESC_PART2_COR_ERR] = CNTR_ELEM("RxRbufDescPart2CorErr", 0, 0,
4488 CNTR_NORMAL,
4489 access_rx_rbuf_desc_part2_cor_err_cnt),
4490[C_RX_RBUF_DESC_PART2_UNC_ERR] = CNTR_ELEM("RxRbufDescPart2UncErr", 0, 0,
4491 CNTR_NORMAL,
4492 access_rx_rbuf_desc_part2_unc_err_cnt),
4493[C_RX_RBUF_DESC_PART1_COR_ERR] = CNTR_ELEM("RxRbufDescPart1CorErr", 0, 0,
4494 CNTR_NORMAL,
4495 access_rx_rbuf_desc_part1_cor_err_cnt),
4496[C_RX_RBUF_DESC_PART1_UNC_ERR] = CNTR_ELEM("RxRbufDescPart1UncErr", 0, 0,
4497 CNTR_NORMAL,
4498 access_rx_rbuf_desc_part1_unc_err_cnt),
4499[C_RX_HQ_INTR_FSM_ERR] = CNTR_ELEM("RxHqIntrFsmErr", 0, 0,
4500 CNTR_NORMAL,
4501 access_rx_hq_intr_fsm_err_cnt),
4502[C_RX_HQ_INTR_CSR_PARITY_ERR] = CNTR_ELEM("RxHqIntrCsrParityErr", 0, 0,
4503 CNTR_NORMAL,
4504 access_rx_hq_intr_csr_parity_err_cnt),
4505[C_RX_LOOKUP_CSR_PARITY_ERR] = CNTR_ELEM("RxLookupCsrParityErr", 0, 0,
4506 CNTR_NORMAL,
4507 access_rx_lookup_csr_parity_err_cnt),
4508[C_RX_LOOKUP_RCV_ARRAY_COR_ERR] = CNTR_ELEM("RxLookupRcvArrayCorErr", 0, 0,
4509 CNTR_NORMAL,
4510 access_rx_lookup_rcv_array_cor_err_cnt),
4511[C_RX_LOOKUP_RCV_ARRAY_UNC_ERR] = CNTR_ELEM("RxLookupRcvArrayUncErr", 0, 0,
4512 CNTR_NORMAL,
4513 access_rx_lookup_rcv_array_unc_err_cnt),
4514[C_RX_LOOKUP_DES_PART2_PARITY_ERR] = CNTR_ELEM("RxLookupDesPart2ParityErr", 0,
4515 0, CNTR_NORMAL,
4516 access_rx_lookup_des_part2_parity_err_cnt),
4517[C_RX_LOOKUP_DES_PART1_UNC_COR_ERR] = CNTR_ELEM("RxLookupDesPart1UncCorErr", 0,
4518 0, CNTR_NORMAL,
4519 access_rx_lookup_des_part1_unc_cor_err_cnt),
4520[C_RX_LOOKUP_DES_PART1_UNC_ERR] = CNTR_ELEM("RxLookupDesPart1UncErr", 0, 0,
4521 CNTR_NORMAL,
4522 access_rx_lookup_des_part1_unc_err_cnt),
4523[C_RX_RBUF_NEXT_FREE_BUF_COR_ERR] = CNTR_ELEM("RxRbufNextFreeBufCorErr", 0, 0,
4524 CNTR_NORMAL,
4525 access_rx_rbuf_next_free_buf_cor_err_cnt),
4526[C_RX_RBUF_NEXT_FREE_BUF_UNC_ERR] = CNTR_ELEM("RxRbufNextFreeBufUncErr", 0, 0,
4527 CNTR_NORMAL,
4528 access_rx_rbuf_next_free_buf_unc_err_cnt),
4529[C_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR] = CNTR_ELEM(
4530 "RxRbufFlInitWrAddrParityErr", 0, 0,
4531 CNTR_NORMAL,
4532 access_rbuf_fl_init_wr_addr_parity_err_cnt),
4533[C_RX_RBUF_FL_INITDONE_PARITY_ERR] = CNTR_ELEM("RxRbufFlInitdoneParityErr", 0,
4534 0, CNTR_NORMAL,
4535 access_rx_rbuf_fl_initdone_parity_err_cnt),
4536[C_RX_RBUF_FL_WRITE_ADDR_PARITY_ERR] = CNTR_ELEM("RxRbufFlWrAddrParityErr", 0,
4537 0, CNTR_NORMAL,
4538 access_rx_rbuf_fl_write_addr_parity_err_cnt),
4539[C_RX_RBUF_FL_RD_ADDR_PARITY_ERR] = CNTR_ELEM("RxRbufFlRdAddrParityErr", 0, 0,
4540 CNTR_NORMAL,
4541 access_rx_rbuf_fl_rd_addr_parity_err_cnt),
4542[C_RX_RBUF_EMPTY_ERR] = CNTR_ELEM("RxRbufEmptyErr", 0, 0,
4543 CNTR_NORMAL,
4544 access_rx_rbuf_empty_err_cnt),
4545[C_RX_RBUF_FULL_ERR] = CNTR_ELEM("RxRbufFullErr", 0, 0,
4546 CNTR_NORMAL,
4547 access_rx_rbuf_full_err_cnt),
4548[C_RX_RBUF_BAD_LOOKUP_ERR] = CNTR_ELEM("RxRBufBadLookupErr", 0, 0,
4549 CNTR_NORMAL,
4550 access_rbuf_bad_lookup_err_cnt),
4551[C_RX_RBUF_CTX_ID_PARITY_ERR] = CNTR_ELEM("RxRbufCtxIdParityErr", 0, 0,
4552 CNTR_NORMAL,
4553 access_rbuf_ctx_id_parity_err_cnt),
4554[C_RX_RBUF_CSR_QEOPDW_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQEOPDWParityErr", 0, 0,
4555 CNTR_NORMAL,
4556 access_rbuf_csr_qeopdw_parity_err_cnt),
4557[C_RX_RBUF_CSR_Q_NUM_OF_PKT_PARITY_ERR] = CNTR_ELEM(
4558 "RxRbufCsrQNumOfPktParityErr", 0, 0,
4559 CNTR_NORMAL,
4560 access_rx_rbuf_csr_q_num_of_pkt_parity_err_cnt),
4561[C_RX_RBUF_CSR_Q_T1_PTR_PARITY_ERR] = CNTR_ELEM(
4562 "RxRbufCsrQTlPtrParityErr", 0, 0,
4563 CNTR_NORMAL,
4564 access_rx_rbuf_csr_q_t1_ptr_parity_err_cnt),
4565[C_RX_RBUF_CSR_Q_HD_PTR_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQHdPtrParityErr", 0,
4566 0, CNTR_NORMAL,
4567 access_rx_rbuf_csr_q_hd_ptr_parity_err_cnt),
4568[C_RX_RBUF_CSR_Q_VLD_BIT_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQVldBitParityErr", 0,
4569 0, CNTR_NORMAL,
4570 access_rx_rbuf_csr_q_vld_bit_parity_err_cnt),
4571[C_RX_RBUF_CSR_Q_NEXT_BUF_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQNextBufParityErr",
4572 0, 0, CNTR_NORMAL,
4573 access_rx_rbuf_csr_q_next_buf_parity_err_cnt),
4574[C_RX_RBUF_CSR_Q_ENT_CNT_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQEntCntParityErr", 0,
4575 0, CNTR_NORMAL,
4576 access_rx_rbuf_csr_q_ent_cnt_parity_err_cnt),
4577[C_RX_RBUF_CSR_Q_HEAD_BUF_NUM_PARITY_ERR] = CNTR_ELEM(
4578 "RxRbufCsrQHeadBufNumParityErr", 0, 0,
4579 CNTR_NORMAL,
4580 access_rx_rbuf_csr_q_head_buf_num_parity_err_cnt),
4581[C_RX_RBUF_BLOCK_LIST_READ_COR_ERR] = CNTR_ELEM("RxRbufBlockListReadCorErr", 0,
4582 0, CNTR_NORMAL,
4583 access_rx_rbuf_block_list_read_cor_err_cnt),
4584[C_RX_RBUF_BLOCK_LIST_READ_UNC_ERR] = CNTR_ELEM("RxRbufBlockListReadUncErr", 0,
4585 0, CNTR_NORMAL,
4586 access_rx_rbuf_block_list_read_unc_err_cnt),
4587[C_RX_RBUF_LOOKUP_DES_COR_ERR] = CNTR_ELEM("RxRbufLookupDesCorErr", 0, 0,
4588 CNTR_NORMAL,
4589 access_rx_rbuf_lookup_des_cor_err_cnt),
4590[C_RX_RBUF_LOOKUP_DES_UNC_ERR] = CNTR_ELEM("RxRbufLookupDesUncErr", 0, 0,
4591 CNTR_NORMAL,
4592 access_rx_rbuf_lookup_des_unc_err_cnt),
4593[C_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR] = CNTR_ELEM(
4594 "RxRbufLookupDesRegUncCorErr", 0, 0,
4595 CNTR_NORMAL,
4596 access_rx_rbuf_lookup_des_reg_unc_cor_err_cnt),
4597[C_RX_RBUF_LOOKUP_DES_REG_UNC_ERR] = CNTR_ELEM("RxRbufLookupDesRegUncErr", 0, 0,
4598 CNTR_NORMAL,
4599 access_rx_rbuf_lookup_des_reg_unc_err_cnt),
4600[C_RX_RBUF_FREE_LIST_COR_ERR] = CNTR_ELEM("RxRbufFreeListCorErr", 0, 0,
4601 CNTR_NORMAL,
4602 access_rx_rbuf_free_list_cor_err_cnt),
4603[C_RX_RBUF_FREE_LIST_UNC_ERR] = CNTR_ELEM("RxRbufFreeListUncErr", 0, 0,
4604 CNTR_NORMAL,
4605 access_rx_rbuf_free_list_unc_err_cnt),
4606[C_RX_RCV_FSM_ENCODING_ERR] = CNTR_ELEM("RxRcvFsmEncodingErr", 0, 0,
4607 CNTR_NORMAL,
4608 access_rx_rcv_fsm_encoding_err_cnt),
4609[C_RX_DMA_FLAG_COR_ERR] = CNTR_ELEM("RxDmaFlagCorErr", 0, 0,
4610 CNTR_NORMAL,
4611 access_rx_dma_flag_cor_err_cnt),
4612[C_RX_DMA_FLAG_UNC_ERR] = CNTR_ELEM("RxDmaFlagUncErr", 0, 0,
4613 CNTR_NORMAL,
4614 access_rx_dma_flag_unc_err_cnt),
4615[C_RX_DC_SOP_EOP_PARITY_ERR] = CNTR_ELEM("RxDcSopEopParityErr", 0, 0,
4616 CNTR_NORMAL,
4617 access_rx_dc_sop_eop_parity_err_cnt),
4618[C_RX_RCV_CSR_PARITY_ERR] = CNTR_ELEM("RxRcvCsrParityErr", 0, 0,
4619 CNTR_NORMAL,
4620 access_rx_rcv_csr_parity_err_cnt),
4621[C_RX_RCV_QP_MAP_TABLE_COR_ERR] = CNTR_ELEM("RxRcvQpMapTableCorErr", 0, 0,
4622 CNTR_NORMAL,
4623 access_rx_rcv_qp_map_table_cor_err_cnt),
4624[C_RX_RCV_QP_MAP_TABLE_UNC_ERR] = CNTR_ELEM("RxRcvQpMapTableUncErr", 0, 0,
4625 CNTR_NORMAL,
4626 access_rx_rcv_qp_map_table_unc_err_cnt),
4627[C_RX_RCV_DATA_COR_ERR] = CNTR_ELEM("RxRcvDataCorErr", 0, 0,
4628 CNTR_NORMAL,
4629 access_rx_rcv_data_cor_err_cnt),
4630[C_RX_RCV_DATA_UNC_ERR] = CNTR_ELEM("RxRcvDataUncErr", 0, 0,
4631 CNTR_NORMAL,
4632 access_rx_rcv_data_unc_err_cnt),
4633[C_RX_RCV_HDR_COR_ERR] = CNTR_ELEM("RxRcvHdrCorErr", 0, 0,
4634 CNTR_NORMAL,
4635 access_rx_rcv_hdr_cor_err_cnt),
4636[C_RX_RCV_HDR_UNC_ERR] = CNTR_ELEM("RxRcvHdrUncErr", 0, 0,
4637 CNTR_NORMAL,
4638 access_rx_rcv_hdr_unc_err_cnt),
4639[C_RX_DC_INTF_PARITY_ERR] = CNTR_ELEM("RxDcIntfParityErr", 0, 0,
4640 CNTR_NORMAL,
4641 access_rx_dc_intf_parity_err_cnt),
4642[C_RX_DMA_CSR_COR_ERR] = CNTR_ELEM("RxDmaCsrCorErr", 0, 0,
4643 CNTR_NORMAL,
4644 access_rx_dma_csr_cor_err_cnt),
4645
4646[C_PIO_PEC_SOP_HEAD_PARITY_ERR] = CNTR_ELEM("PioPecSopHeadParityErr", 0, 0,
4647 CNTR_NORMAL,
4648 access_pio_pec_sop_head_parity_err_cnt),
4649[C_PIO_PCC_SOP_HEAD_PARITY_ERR] = CNTR_ELEM("PioPccSopHeadParityErr", 0, 0,
4650 CNTR_NORMAL,
4651 access_pio_pcc_sop_head_parity_err_cnt),
4652[C_PIO_LAST_RETURNED_CNT_PARITY_ERR] = CNTR_ELEM("PioLastReturnedCntParityErr",
4653 0, 0, CNTR_NORMAL,
4654 access_pio_last_returned_cnt_parity_err_cnt),
4655[C_PIO_CURRENT_FREE_CNT_PARITY_ERR] = CNTR_ELEM("PioCurrentFreeCntParityErr", 0,
4656 0, CNTR_NORMAL,
4657 access_pio_current_free_cnt_parity_err_cnt),
4658[C_PIO_RSVD_31_ERR] = CNTR_ELEM("Pio Reserved 31", 0, 0,
4659 CNTR_NORMAL,
4660 access_pio_reserved_31_err_cnt),
4661[C_PIO_RSVD_30_ERR] = CNTR_ELEM("Pio Reserved 30", 0, 0,
4662 CNTR_NORMAL,
4663 access_pio_reserved_30_err_cnt),
4664[C_PIO_PPMC_SOP_LEN_ERR] = CNTR_ELEM("PioPpmcSopLenErr", 0, 0,
4665 CNTR_NORMAL,
4666 access_pio_ppmc_sop_len_err_cnt),
4667[C_PIO_PPMC_BQC_MEM_PARITY_ERR] = CNTR_ELEM("PioPpmcBqcMemParityErr", 0, 0,
4668 CNTR_NORMAL,
4669 access_pio_ppmc_bqc_mem_parity_err_cnt),
4670[C_PIO_VL_FIFO_PARITY_ERR] = CNTR_ELEM("PioVlFifoParityErr", 0, 0,
4671 CNTR_NORMAL,
4672 access_pio_vl_fifo_parity_err_cnt),
4673[C_PIO_VLF_SOP_PARITY_ERR] = CNTR_ELEM("PioVlfSopParityErr", 0, 0,
4674 CNTR_NORMAL,
4675 access_pio_vlf_sop_parity_err_cnt),
4676[C_PIO_VLF_V1_LEN_PARITY_ERR] = CNTR_ELEM("PioVlfVlLenParityErr", 0, 0,
4677 CNTR_NORMAL,
4678 access_pio_vlf_v1_len_parity_err_cnt),
4679[C_PIO_BLOCK_QW_COUNT_PARITY_ERR] = CNTR_ELEM("PioBlockQwCountParityErr", 0, 0,
4680 CNTR_NORMAL,
4681 access_pio_block_qw_count_parity_err_cnt),
4682[C_PIO_WRITE_QW_VALID_PARITY_ERR] = CNTR_ELEM("PioWriteQwValidParityErr", 0, 0,
4683 CNTR_NORMAL,
4684 access_pio_write_qw_valid_parity_err_cnt),
4685[C_PIO_STATE_MACHINE_ERR] = CNTR_ELEM("PioStateMachineErr", 0, 0,
4686 CNTR_NORMAL,
4687 access_pio_state_machine_err_cnt),
4688[C_PIO_WRITE_DATA_PARITY_ERR] = CNTR_ELEM("PioWriteDataParityErr", 0, 0,
4689 CNTR_NORMAL,
4690 access_pio_write_data_parity_err_cnt),
4691[C_PIO_HOST_ADDR_MEM_COR_ERR] = CNTR_ELEM("PioHostAddrMemCorErr", 0, 0,
4692 CNTR_NORMAL,
4693 access_pio_host_addr_mem_cor_err_cnt),
4694[C_PIO_HOST_ADDR_MEM_UNC_ERR] = CNTR_ELEM("PioHostAddrMemUncErr", 0, 0,
4695 CNTR_NORMAL,
4696 access_pio_host_addr_mem_unc_err_cnt),
4697[C_PIO_PKT_EVICT_SM_OR_ARM_SM_ERR] = CNTR_ELEM("PioPktEvictSmOrArbSmErr", 0, 0,
4698 CNTR_NORMAL,
4699 access_pio_pkt_evict_sm_or_arb_sm_err_cnt),
4700[C_PIO_INIT_SM_IN_ERR] = CNTR_ELEM("PioInitSmInErr", 0, 0,
4701 CNTR_NORMAL,
4702 access_pio_init_sm_in_err_cnt),
4703[C_PIO_PPMC_PBL_FIFO_ERR] = CNTR_ELEM("PioPpmcPblFifoErr", 0, 0,
4704 CNTR_NORMAL,
4705 access_pio_ppmc_pbl_fifo_err_cnt),
4706[C_PIO_CREDIT_RET_FIFO_PARITY_ERR] = CNTR_ELEM("PioCreditRetFifoParityErr", 0,
4707 0, CNTR_NORMAL,
4708 access_pio_credit_ret_fifo_parity_err_cnt),
4709[C_PIO_V1_LEN_MEM_BANK1_COR_ERR] = CNTR_ELEM("PioVlLenMemBank1CorErr", 0, 0,
4710 CNTR_NORMAL,
4711 access_pio_v1_len_mem_bank1_cor_err_cnt),
4712[C_PIO_V1_LEN_MEM_BANK0_COR_ERR] = CNTR_ELEM("PioVlLenMemBank0CorErr", 0, 0,
4713 CNTR_NORMAL,
4714 access_pio_v1_len_mem_bank0_cor_err_cnt),
4715[C_PIO_V1_LEN_MEM_BANK1_UNC_ERR] = CNTR_ELEM("PioVlLenMemBank1UncErr", 0, 0,
4716 CNTR_NORMAL,
4717 access_pio_v1_len_mem_bank1_unc_err_cnt),
4718[C_PIO_V1_LEN_MEM_BANK0_UNC_ERR] = CNTR_ELEM("PioVlLenMemBank0UncErr", 0, 0,
4719 CNTR_NORMAL,
4720 access_pio_v1_len_mem_bank0_unc_err_cnt),
4721[C_PIO_SM_PKT_RESET_PARITY_ERR] = CNTR_ELEM("PioSmPktResetParityErr", 0, 0,
4722 CNTR_NORMAL,
4723 access_pio_sm_pkt_reset_parity_err_cnt),
4724[C_PIO_PKT_EVICT_FIFO_PARITY_ERR] = CNTR_ELEM("PioPktEvictFifoParityErr", 0, 0,
4725 CNTR_NORMAL,
4726 access_pio_pkt_evict_fifo_parity_err_cnt),
4727[C_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR] = CNTR_ELEM(
4728 "PioSbrdctrlCrrelFifoParityErr", 0, 0,
4729 CNTR_NORMAL,
4730 access_pio_sbrdctrl_crrel_fifo_parity_err_cnt),
4731[C_PIO_SBRDCTL_CRREL_PARITY_ERR] = CNTR_ELEM("PioSbrdctlCrrelParityErr", 0, 0,
4732 CNTR_NORMAL,
4733 access_pio_sbrdctl_crrel_parity_err_cnt),
4734[C_PIO_PEC_FIFO_PARITY_ERR] = CNTR_ELEM("PioPecFifoParityErr", 0, 0,
4735 CNTR_NORMAL,
4736 access_pio_pec_fifo_parity_err_cnt),
4737[C_PIO_PCC_FIFO_PARITY_ERR] = CNTR_ELEM("PioPccFifoParityErr", 0, 0,
4738 CNTR_NORMAL,
4739 access_pio_pcc_fifo_parity_err_cnt),
4740[C_PIO_SB_MEM_FIFO1_ERR] = CNTR_ELEM("PioSbMemFifo1Err", 0, 0,
4741 CNTR_NORMAL,
4742 access_pio_sb_mem_fifo1_err_cnt),
4743[C_PIO_SB_MEM_FIFO0_ERR] = CNTR_ELEM("PioSbMemFifo0Err", 0, 0,
4744 CNTR_NORMAL,
4745 access_pio_sb_mem_fifo0_err_cnt),
4746[C_PIO_CSR_PARITY_ERR] = CNTR_ELEM("PioCsrParityErr", 0, 0,
4747 CNTR_NORMAL,
4748 access_pio_csr_parity_err_cnt),
4749[C_PIO_WRITE_ADDR_PARITY_ERR] = CNTR_ELEM("PioWriteAddrParityErr", 0, 0,
4750 CNTR_NORMAL,
4751 access_pio_write_addr_parity_err_cnt),
4752[C_PIO_WRITE_BAD_CTXT_ERR] = CNTR_ELEM("PioWriteBadCtxtErr", 0, 0,
4753 CNTR_NORMAL,
4754 access_pio_write_bad_ctxt_err_cnt),
4755
4756[C_SDMA_PCIE_REQ_TRACKING_COR_ERR] = CNTR_ELEM("SDmaPcieReqTrackingCorErr", 0,
4757 0, CNTR_NORMAL,
4758 access_sdma_pcie_req_tracking_cor_err_cnt),
4759[C_SDMA_PCIE_REQ_TRACKING_UNC_ERR] = CNTR_ELEM("SDmaPcieReqTrackingUncErr", 0,
4760 0, CNTR_NORMAL,
4761 access_sdma_pcie_req_tracking_unc_err_cnt),
4762[C_SDMA_CSR_PARITY_ERR] = CNTR_ELEM("SDmaCsrParityErr", 0, 0,
4763 CNTR_NORMAL,
4764 access_sdma_csr_parity_err_cnt),
4765[C_SDMA_RPY_TAG_ERR] = CNTR_ELEM("SDmaRpyTagErr", 0, 0,
4766 CNTR_NORMAL,
4767 access_sdma_rpy_tag_err_cnt),
4768
4769[C_TX_READ_PIO_MEMORY_CSR_UNC_ERR] = CNTR_ELEM("TxReadPioMemoryCsrUncErr", 0, 0,
4770 CNTR_NORMAL,
4771 access_tx_read_pio_memory_csr_unc_err_cnt),
4772[C_TX_READ_SDMA_MEMORY_CSR_UNC_ERR] = CNTR_ELEM("TxReadSdmaMemoryCsrUncErr", 0,
4773 0, CNTR_NORMAL,
4774 access_tx_read_sdma_memory_csr_err_cnt),
4775[C_TX_EGRESS_FIFO_COR_ERR] = CNTR_ELEM("TxEgressFifoCorErr", 0, 0,
4776 CNTR_NORMAL,
4777 access_tx_egress_fifo_cor_err_cnt),
4778[C_TX_READ_PIO_MEMORY_COR_ERR] = CNTR_ELEM("TxReadPioMemoryCorErr", 0, 0,
4779 CNTR_NORMAL,
4780 access_tx_read_pio_memory_cor_err_cnt),
4781[C_TX_READ_SDMA_MEMORY_COR_ERR] = CNTR_ELEM("TxReadSdmaMemoryCorErr", 0, 0,
4782 CNTR_NORMAL,
4783 access_tx_read_sdma_memory_cor_err_cnt),
4784[C_TX_SB_HDR_COR_ERR] = CNTR_ELEM("TxSbHdrCorErr", 0, 0,
4785 CNTR_NORMAL,
4786 access_tx_sb_hdr_cor_err_cnt),
4787[C_TX_CREDIT_OVERRUN_ERR] = CNTR_ELEM("TxCreditOverrunErr", 0, 0,
4788 CNTR_NORMAL,
4789 access_tx_credit_overrun_err_cnt),
4790[C_TX_LAUNCH_FIFO8_COR_ERR] = CNTR_ELEM("TxLaunchFifo8CorErr", 0, 0,
4791 CNTR_NORMAL,
4792 access_tx_launch_fifo8_cor_err_cnt),
4793[C_TX_LAUNCH_FIFO7_COR_ERR] = CNTR_ELEM("TxLaunchFifo7CorErr", 0, 0,
4794 CNTR_NORMAL,
4795 access_tx_launch_fifo7_cor_err_cnt),
4796[C_TX_LAUNCH_FIFO6_COR_ERR] = CNTR_ELEM("TxLaunchFifo6CorErr", 0, 0,
4797 CNTR_NORMAL,
4798 access_tx_launch_fifo6_cor_err_cnt),
4799[C_TX_LAUNCH_FIFO5_COR_ERR] = CNTR_ELEM("TxLaunchFifo5CorErr", 0, 0,
4800 CNTR_NORMAL,
4801 access_tx_launch_fifo5_cor_err_cnt),
4802[C_TX_LAUNCH_FIFO4_COR_ERR] = CNTR_ELEM("TxLaunchFifo4CorErr", 0, 0,
4803 CNTR_NORMAL,
4804 access_tx_launch_fifo4_cor_err_cnt),
4805[C_TX_LAUNCH_FIFO3_COR_ERR] = CNTR_ELEM("TxLaunchFifo3CorErr", 0, 0,
4806 CNTR_NORMAL,
4807 access_tx_launch_fifo3_cor_err_cnt),
4808[C_TX_LAUNCH_FIFO2_COR_ERR] = CNTR_ELEM("TxLaunchFifo2CorErr", 0, 0,
4809 CNTR_NORMAL,
4810 access_tx_launch_fifo2_cor_err_cnt),
4811[C_TX_LAUNCH_FIFO1_COR_ERR] = CNTR_ELEM("TxLaunchFifo1CorErr", 0, 0,
4812 CNTR_NORMAL,
4813 access_tx_launch_fifo1_cor_err_cnt),
4814[C_TX_LAUNCH_FIFO0_COR_ERR] = CNTR_ELEM("TxLaunchFifo0CorErr", 0, 0,
4815 CNTR_NORMAL,
4816 access_tx_launch_fifo0_cor_err_cnt),
4817[C_TX_CREDIT_RETURN_VL_ERR] = CNTR_ELEM("TxCreditReturnVLErr", 0, 0,
4818 CNTR_NORMAL,
4819 access_tx_credit_return_vl_err_cnt),
4820[C_TX_HCRC_INSERTION_ERR] = CNTR_ELEM("TxHcrcInsertionErr", 0, 0,
4821 CNTR_NORMAL,
4822 access_tx_hcrc_insertion_err_cnt),
4823[C_TX_EGRESS_FIFI_UNC_ERR] = CNTR_ELEM("TxEgressFifoUncErr", 0, 0,
4824 CNTR_NORMAL,
4825 access_tx_egress_fifo_unc_err_cnt),
4826[C_TX_READ_PIO_MEMORY_UNC_ERR] = CNTR_ELEM("TxReadPioMemoryUncErr", 0, 0,
4827 CNTR_NORMAL,
4828 access_tx_read_pio_memory_unc_err_cnt),
4829[C_TX_READ_SDMA_MEMORY_UNC_ERR] = CNTR_ELEM("TxReadSdmaMemoryUncErr", 0, 0,
4830 CNTR_NORMAL,
4831 access_tx_read_sdma_memory_unc_err_cnt),
4832[C_TX_SB_HDR_UNC_ERR] = CNTR_ELEM("TxSbHdrUncErr", 0, 0,
4833 CNTR_NORMAL,
4834 access_tx_sb_hdr_unc_err_cnt),
4835[C_TX_CREDIT_RETURN_PARITY_ERR] = CNTR_ELEM("TxCreditReturnParityErr", 0, 0,
4836 CNTR_NORMAL,
4837 access_tx_credit_return_partiy_err_cnt),
4838[C_TX_LAUNCH_FIFO8_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo8UncOrParityErr",
4839 0, 0, CNTR_NORMAL,
4840 access_tx_launch_fifo8_unc_or_parity_err_cnt),
4841[C_TX_LAUNCH_FIFO7_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo7UncOrParityErr",
4842 0, 0, CNTR_NORMAL,
4843 access_tx_launch_fifo7_unc_or_parity_err_cnt),
4844[C_TX_LAUNCH_FIFO6_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo6UncOrParityErr",
4845 0, 0, CNTR_NORMAL,
4846 access_tx_launch_fifo6_unc_or_parity_err_cnt),
4847[C_TX_LAUNCH_FIFO5_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo5UncOrParityErr",
4848 0, 0, CNTR_NORMAL,
4849 access_tx_launch_fifo5_unc_or_parity_err_cnt),
4850[C_TX_LAUNCH_FIFO4_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo4UncOrParityErr",
4851 0, 0, CNTR_NORMAL,
4852 access_tx_launch_fifo4_unc_or_parity_err_cnt),
4853[C_TX_LAUNCH_FIFO3_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo3UncOrParityErr",
4854 0, 0, CNTR_NORMAL,
4855 access_tx_launch_fifo3_unc_or_parity_err_cnt),
4856[C_TX_LAUNCH_FIFO2_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo2UncOrParityErr",
4857 0, 0, CNTR_NORMAL,
4858 access_tx_launch_fifo2_unc_or_parity_err_cnt),
4859[C_TX_LAUNCH_FIFO1_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo1UncOrParityErr",
4860 0, 0, CNTR_NORMAL,
4861 access_tx_launch_fifo1_unc_or_parity_err_cnt),
4862[C_TX_LAUNCH_FIFO0_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo0UncOrParityErr",
4863 0, 0, CNTR_NORMAL,
4864 access_tx_launch_fifo0_unc_or_parity_err_cnt),
4865[C_TX_SDMA15_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma15DisallowedPacketErr",
4866 0, 0, CNTR_NORMAL,
4867 access_tx_sdma15_disallowed_packet_err_cnt),
4868[C_TX_SDMA14_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma14DisallowedPacketErr",
4869 0, 0, CNTR_NORMAL,
4870 access_tx_sdma14_disallowed_packet_err_cnt),
4871[C_TX_SDMA13_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma13DisallowedPacketErr",
4872 0, 0, CNTR_NORMAL,
4873 access_tx_sdma13_disallowed_packet_err_cnt),
4874[C_TX_SDMA12_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma12DisallowedPacketErr",
4875 0, 0, CNTR_NORMAL,
4876 access_tx_sdma12_disallowed_packet_err_cnt),
4877[C_TX_SDMA11_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma11DisallowedPacketErr",
4878 0, 0, CNTR_NORMAL,
4879 access_tx_sdma11_disallowed_packet_err_cnt),
4880[C_TX_SDMA10_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma10DisallowedPacketErr",
4881 0, 0, CNTR_NORMAL,
4882 access_tx_sdma10_disallowed_packet_err_cnt),
4883[C_TX_SDMA9_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma9DisallowedPacketErr",
4884 0, 0, CNTR_NORMAL,
4885 access_tx_sdma9_disallowed_packet_err_cnt),
4886[C_TX_SDMA8_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma8DisallowedPacketErr",
4887 0, 0, CNTR_NORMAL,
4888 access_tx_sdma8_disallowed_packet_err_cnt),
4889[C_TX_SDMA7_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma7DisallowedPacketErr",
4890 0, 0, CNTR_NORMAL,
4891 access_tx_sdma7_disallowed_packet_err_cnt),
4892[C_TX_SDMA6_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma6DisallowedPacketErr",
4893 0, 0, CNTR_NORMAL,
4894 access_tx_sdma6_disallowed_packet_err_cnt),
4895[C_TX_SDMA5_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma5DisallowedPacketErr",
4896 0, 0, CNTR_NORMAL,
4897 access_tx_sdma5_disallowed_packet_err_cnt),
4898[C_TX_SDMA4_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma4DisallowedPacketErr",
4899 0, 0, CNTR_NORMAL,
4900 access_tx_sdma4_disallowed_packet_err_cnt),
4901[C_TX_SDMA3_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma3DisallowedPacketErr",
4902 0, 0, CNTR_NORMAL,
4903 access_tx_sdma3_disallowed_packet_err_cnt),
4904[C_TX_SDMA2_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma2DisallowedPacketErr",
4905 0, 0, CNTR_NORMAL,
4906 access_tx_sdma2_disallowed_packet_err_cnt),
4907[C_TX_SDMA1_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma1DisallowedPacketErr",
4908 0, 0, CNTR_NORMAL,
4909 access_tx_sdma1_disallowed_packet_err_cnt),
4910[C_TX_SDMA0_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma0DisallowedPacketErr",
4911 0, 0, CNTR_NORMAL,
4912 access_tx_sdma0_disallowed_packet_err_cnt),
4913[C_TX_CONFIG_PARITY_ERR] = CNTR_ELEM("TxConfigParityErr", 0, 0,
4914 CNTR_NORMAL,
4915 access_tx_config_parity_err_cnt),
4916[C_TX_SBRD_CTL_CSR_PARITY_ERR] = CNTR_ELEM("TxSbrdCtlCsrParityErr", 0, 0,
4917 CNTR_NORMAL,
4918 access_tx_sbrd_ctl_csr_parity_err_cnt),
4919[C_TX_LAUNCH_CSR_PARITY_ERR] = CNTR_ELEM("TxLaunchCsrParityErr", 0, 0,
4920 CNTR_NORMAL,
4921 access_tx_launch_csr_parity_err_cnt),
4922[C_TX_ILLEGAL_CL_ERR] = CNTR_ELEM("TxIllegalVLErr", 0, 0,
4923 CNTR_NORMAL,
4924 access_tx_illegal_vl_err_cnt),
4925[C_TX_SBRD_CTL_STATE_MACHINE_PARITY_ERR] = CNTR_ELEM(
4926 "TxSbrdCtlStateMachineParityErr", 0, 0,
4927 CNTR_NORMAL,
4928 access_tx_sbrd_ctl_state_machine_parity_err_cnt),
4929[C_TX_RESERVED_10] = CNTR_ELEM("Tx Egress Reserved 10", 0, 0,
4930 CNTR_NORMAL,
4931 access_egress_reserved_10_err_cnt),
4932[C_TX_RESERVED_9] = CNTR_ELEM("Tx Egress Reserved 9", 0, 0,
4933 CNTR_NORMAL,
4934 access_egress_reserved_9_err_cnt),
4935[C_TX_SDMA_LAUNCH_INTF_PARITY_ERR] = CNTR_ELEM("TxSdmaLaunchIntfParityErr",
4936 0, 0, CNTR_NORMAL,
4937 access_tx_sdma_launch_intf_parity_err_cnt),
4938[C_TX_PIO_LAUNCH_INTF_PARITY_ERR] = CNTR_ELEM("TxPioLaunchIntfParityErr", 0, 0,
4939 CNTR_NORMAL,
4940 access_tx_pio_launch_intf_parity_err_cnt),
4941[C_TX_RESERVED_6] = CNTR_ELEM("Tx Egress Reserved 6", 0, 0,
4942 CNTR_NORMAL,
4943 access_egress_reserved_6_err_cnt),
4944[C_TX_INCORRECT_LINK_STATE_ERR] = CNTR_ELEM("TxIncorrectLinkStateErr", 0, 0,
4945 CNTR_NORMAL,
4946 access_tx_incorrect_link_state_err_cnt),
4947[C_TX_LINK_DOWN_ERR] = CNTR_ELEM("TxLinkdownErr", 0, 0,
4948 CNTR_NORMAL,
4949 access_tx_linkdown_err_cnt),
4950[C_TX_EGRESS_FIFO_UNDERRUN_OR_PARITY_ERR] = CNTR_ELEM(
4951 "EgressFifoUnderrunOrParityErr", 0, 0,
4952 CNTR_NORMAL,
4953 access_tx_egress_fifi_underrun_or_parity_err_cnt),
4954[C_TX_RESERVED_2] = CNTR_ELEM("Tx Egress Reserved 2", 0, 0,
4955 CNTR_NORMAL,
4956 access_egress_reserved_2_err_cnt),
4957[C_TX_PKT_INTEGRITY_MEM_UNC_ERR] = CNTR_ELEM("TxPktIntegrityMemUncErr", 0, 0,
4958 CNTR_NORMAL,
4959 access_tx_pkt_integrity_mem_unc_err_cnt),
4960[C_TX_PKT_INTEGRITY_MEM_COR_ERR] = CNTR_ELEM("TxPktIntegrityMemCorErr", 0, 0,
4961 CNTR_NORMAL,
4962 access_tx_pkt_integrity_mem_cor_err_cnt),
4963
4964[C_SEND_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("SendCsrWriteBadAddrErr", 0, 0,
4965 CNTR_NORMAL,
4966 access_send_csr_write_bad_addr_err_cnt),
4967[C_SEND_CSR_READ_BAD_ADD_ERR] = CNTR_ELEM("SendCsrReadBadAddrErr", 0, 0,
4968 CNTR_NORMAL,
4969 access_send_csr_read_bad_addr_err_cnt),
4970[C_SEND_CSR_PARITY_ERR] = CNTR_ELEM("SendCsrParityErr", 0, 0,
4971 CNTR_NORMAL,
4972 access_send_csr_parity_cnt),
4973
4974[C_PIO_WRITE_OUT_OF_BOUNDS_ERR] = CNTR_ELEM("PioWriteOutOfBoundsErr", 0, 0,
4975 CNTR_NORMAL,
4976 access_pio_write_out_of_bounds_err_cnt),
4977[C_PIO_WRITE_OVERFLOW_ERR] = CNTR_ELEM("PioWriteOverflowErr", 0, 0,
4978 CNTR_NORMAL,
4979 access_pio_write_overflow_err_cnt),
4980[C_PIO_WRITE_CROSSES_BOUNDARY_ERR] = CNTR_ELEM("PioWriteCrossesBoundaryErr",
4981 0, 0, CNTR_NORMAL,
4982 access_pio_write_crosses_boundary_err_cnt),
4983[C_PIO_DISALLOWED_PACKET_ERR] = CNTR_ELEM("PioDisallowedPacketErr", 0, 0,
4984 CNTR_NORMAL,
4985 access_pio_disallowed_packet_err_cnt),
4986[C_PIO_INCONSISTENT_SOP_ERR] = CNTR_ELEM("PioInconsistentSopErr", 0, 0,
4987 CNTR_NORMAL,
4988 access_pio_inconsistent_sop_err_cnt),
4989
4990[C_SDMA_HEADER_REQUEST_FIFO_COR_ERR] = CNTR_ELEM("SDmaHeaderRequestFifoCorErr",
4991 0, 0, CNTR_NORMAL,
4992 access_sdma_header_request_fifo_cor_err_cnt),
4993[C_SDMA_HEADER_STORAGE_COR_ERR] = CNTR_ELEM("SDmaHeaderStorageCorErr", 0, 0,
4994 CNTR_NORMAL,
4995 access_sdma_header_storage_cor_err_cnt),
4996[C_SDMA_PACKET_TRACKING_COR_ERR] = CNTR_ELEM("SDmaPacketTrackingCorErr", 0, 0,
4997 CNTR_NORMAL,
4998 access_sdma_packet_tracking_cor_err_cnt),
4999[C_SDMA_ASSEMBLY_COR_ERR] = CNTR_ELEM("SDmaAssemblyCorErr", 0, 0,
5000 CNTR_NORMAL,
5001 access_sdma_assembly_cor_err_cnt),
5002[C_SDMA_DESC_TABLE_COR_ERR] = CNTR_ELEM("SDmaDescTableCorErr", 0, 0,
5003 CNTR_NORMAL,
5004 access_sdma_desc_table_cor_err_cnt),
5005[C_SDMA_HEADER_REQUEST_FIFO_UNC_ERR] = CNTR_ELEM("SDmaHeaderRequestFifoUncErr",
5006 0, 0, CNTR_NORMAL,
5007 access_sdma_header_request_fifo_unc_err_cnt),
5008[C_SDMA_HEADER_STORAGE_UNC_ERR] = CNTR_ELEM("SDmaHeaderStorageUncErr", 0, 0,
5009 CNTR_NORMAL,
5010 access_sdma_header_storage_unc_err_cnt),
5011[C_SDMA_PACKET_TRACKING_UNC_ERR] = CNTR_ELEM("SDmaPacketTrackingUncErr", 0, 0,
5012 CNTR_NORMAL,
5013 access_sdma_packet_tracking_unc_err_cnt),
5014[C_SDMA_ASSEMBLY_UNC_ERR] = CNTR_ELEM("SDmaAssemblyUncErr", 0, 0,
5015 CNTR_NORMAL,
5016 access_sdma_assembly_unc_err_cnt),
5017[C_SDMA_DESC_TABLE_UNC_ERR] = CNTR_ELEM("SDmaDescTableUncErr", 0, 0,
5018 CNTR_NORMAL,
5019 access_sdma_desc_table_unc_err_cnt),
5020[C_SDMA_TIMEOUT_ERR] = CNTR_ELEM("SDmaTimeoutErr", 0, 0,
5021 CNTR_NORMAL,
5022 access_sdma_timeout_err_cnt),
5023[C_SDMA_HEADER_LENGTH_ERR] = CNTR_ELEM("SDmaHeaderLengthErr", 0, 0,
5024 CNTR_NORMAL,
5025 access_sdma_header_length_err_cnt),
5026[C_SDMA_HEADER_ADDRESS_ERR] = CNTR_ELEM("SDmaHeaderAddressErr", 0, 0,
5027 CNTR_NORMAL,
5028 access_sdma_header_address_err_cnt),
5029[C_SDMA_HEADER_SELECT_ERR] = CNTR_ELEM("SDmaHeaderSelectErr", 0, 0,
5030 CNTR_NORMAL,
5031 access_sdma_header_select_err_cnt),
5032[C_SMDA_RESERVED_9] = CNTR_ELEM("SDma Reserved 9", 0, 0,
5033 CNTR_NORMAL,
5034 access_sdma_reserved_9_err_cnt),
5035[C_SDMA_PACKET_DESC_OVERFLOW_ERR] = CNTR_ELEM("SDmaPacketDescOverflowErr", 0, 0,
5036 CNTR_NORMAL,
5037 access_sdma_packet_desc_overflow_err_cnt),
5038[C_SDMA_LENGTH_MISMATCH_ERR] = CNTR_ELEM("SDmaLengthMismatchErr", 0, 0,
5039 CNTR_NORMAL,
5040 access_sdma_length_mismatch_err_cnt),
5041[C_SDMA_HALT_ERR] = CNTR_ELEM("SDmaHaltErr", 0, 0,
5042 CNTR_NORMAL,
5043 access_sdma_halt_err_cnt),
5044[C_SDMA_MEM_READ_ERR] = CNTR_ELEM("SDmaMemReadErr", 0, 0,
5045 CNTR_NORMAL,
5046 access_sdma_mem_read_err_cnt),
5047[C_SDMA_FIRST_DESC_ERR] = CNTR_ELEM("SDmaFirstDescErr", 0, 0,
5048 CNTR_NORMAL,
5049 access_sdma_first_desc_err_cnt),
5050[C_SDMA_TAIL_OUT_OF_BOUNDS_ERR] = CNTR_ELEM("SDmaTailOutOfBoundsErr", 0, 0,
5051 CNTR_NORMAL,
5052 access_sdma_tail_out_of_bounds_err_cnt),
5053[C_SDMA_TOO_LONG_ERR] = CNTR_ELEM("SDmaTooLongErr", 0, 0,
5054 CNTR_NORMAL,
5055 access_sdma_too_long_err_cnt),
5056[C_SDMA_GEN_MISMATCH_ERR] = CNTR_ELEM("SDmaGenMismatchErr", 0, 0,
5057 CNTR_NORMAL,
5058 access_sdma_gen_mismatch_err_cnt),
5059[C_SDMA_WRONG_DW_ERR] = CNTR_ELEM("SDmaWrongDwErr", 0, 0,
5060 CNTR_NORMAL,
5061 access_sdma_wrong_dw_err_cnt),
5062};
5063
5064static struct cntr_entry port_cntrs[PORT_CNTR_LAST] = {
5065[C_TX_UNSUP_VL] = TXE32_PORT_CNTR_ELEM(TxUnVLErr, SEND_UNSUP_VL_ERR_CNT,
5066 CNTR_NORMAL),
5067[C_TX_INVAL_LEN] = TXE32_PORT_CNTR_ELEM(TxInvalLen, SEND_LEN_ERR_CNT,
5068 CNTR_NORMAL),
5069[C_TX_MM_LEN_ERR] = TXE32_PORT_CNTR_ELEM(TxMMLenErr, SEND_MAX_MIN_LEN_ERR_CNT,
5070 CNTR_NORMAL),
5071[C_TX_UNDERRUN] = TXE32_PORT_CNTR_ELEM(TxUnderrun, SEND_UNDERRUN_CNT,
5072 CNTR_NORMAL),
5073[C_TX_FLOW_STALL] = TXE32_PORT_CNTR_ELEM(TxFlowStall, SEND_FLOW_STALL_CNT,
5074 CNTR_NORMAL),
5075[C_TX_DROPPED] = TXE32_PORT_CNTR_ELEM(TxDropped, SEND_DROPPED_PKT_CNT,
5076 CNTR_NORMAL),
5077[C_TX_HDR_ERR] = TXE32_PORT_CNTR_ELEM(TxHdrErr, SEND_HEADERS_ERR_CNT,
5078 CNTR_NORMAL),
5079[C_TX_PKT] = TXE64_PORT_CNTR_ELEM(TxPkt, SEND_DATA_PKT_CNT, CNTR_NORMAL),
5080[C_TX_WORDS] = TXE64_PORT_CNTR_ELEM(TxWords, SEND_DWORD_CNT, CNTR_NORMAL),
5081[C_TX_WAIT] = TXE64_PORT_CNTR_ELEM(TxWait, SEND_WAIT_CNT, CNTR_SYNTH),
5082[C_TX_FLIT_VL] = TXE64_PORT_CNTR_ELEM(TxFlitVL, SEND_DATA_VL0_CNT,
5083 CNTR_SYNTH | CNTR_VL),
5084[C_TX_PKT_VL] = TXE64_PORT_CNTR_ELEM(TxPktVL, SEND_DATA_PKT_VL0_CNT,
5085 CNTR_SYNTH | CNTR_VL),
5086[C_TX_WAIT_VL] = TXE64_PORT_CNTR_ELEM(TxWaitVL, SEND_WAIT_VL0_CNT,
5087 CNTR_SYNTH | CNTR_VL),
5088[C_RX_PKT] = RXE64_PORT_CNTR_ELEM(RxPkt, RCV_DATA_PKT_CNT, CNTR_NORMAL),
5089[C_RX_WORDS] = RXE64_PORT_CNTR_ELEM(RxWords, RCV_DWORD_CNT, CNTR_NORMAL),
5090[C_SW_LINK_DOWN] = CNTR_ELEM("SwLinkDown", 0, 0, CNTR_SYNTH | CNTR_32BIT,
5091 access_sw_link_dn_cnt),
5092[C_SW_LINK_UP] = CNTR_ELEM("SwLinkUp", 0, 0, CNTR_SYNTH | CNTR_32BIT,
5093 access_sw_link_up_cnt),
5094[C_SW_UNKNOWN_FRAME] = CNTR_ELEM("UnknownFrame", 0, 0, CNTR_NORMAL,
5095 access_sw_unknown_frame_cnt),
5096[C_SW_XMIT_DSCD] = CNTR_ELEM("XmitDscd", 0, 0, CNTR_SYNTH | CNTR_32BIT,
5097 access_sw_xmit_discards),
5098[C_SW_XMIT_DSCD_VL] = CNTR_ELEM("XmitDscdVl", 0, 0,
5099 CNTR_SYNTH | CNTR_32BIT | CNTR_VL,
5100 access_sw_xmit_discards),
5101[C_SW_XMIT_CSTR_ERR] = CNTR_ELEM("XmitCstrErr", 0, 0, CNTR_SYNTH,
5102 access_xmit_constraint_errs),
5103[C_SW_RCV_CSTR_ERR] = CNTR_ELEM("RcvCstrErr", 0, 0, CNTR_SYNTH,
5104 access_rcv_constraint_errs),
5105[C_SW_IBP_LOOP_PKTS] = SW_IBP_CNTR(LoopPkts, loop_pkts),
5106[C_SW_IBP_RC_RESENDS] = SW_IBP_CNTR(RcResend, rc_resends),
5107[C_SW_IBP_RNR_NAKS] = SW_IBP_CNTR(RnrNak, rnr_naks),
5108[C_SW_IBP_OTHER_NAKS] = SW_IBP_CNTR(OtherNak, other_naks),
5109[C_SW_IBP_RC_TIMEOUTS] = SW_IBP_CNTR(RcTimeOut, rc_timeouts),
5110[C_SW_IBP_PKT_DROPS] = SW_IBP_CNTR(PktDrop, pkt_drops),
5111[C_SW_IBP_DMA_WAIT] = SW_IBP_CNTR(DmaWait, dmawait),
5112[C_SW_IBP_RC_SEQNAK] = SW_IBP_CNTR(RcSeqNak, rc_seqnak),
5113[C_SW_IBP_RC_DUPREQ] = SW_IBP_CNTR(RcDupRew, rc_dupreq),
5114[C_SW_IBP_RDMA_SEQ] = SW_IBP_CNTR(RdmaSeq, rdma_seq),
5115[C_SW_IBP_UNALIGNED] = SW_IBP_CNTR(Unaligned, unaligned),
5116[C_SW_IBP_SEQ_NAK] = SW_IBP_CNTR(SeqNak, seq_naks),
5117[C_SW_CPU_RC_ACKS] = CNTR_ELEM("RcAcks", 0, 0, CNTR_NORMAL,
5118 access_sw_cpu_rc_acks),
5119[C_SW_CPU_RC_QACKS] = CNTR_ELEM("RcQacks", 0, 0, CNTR_NORMAL,
5120 access_sw_cpu_rc_qacks),
5121[C_SW_CPU_RC_DELAYED_COMP] = CNTR_ELEM("RcDelayComp", 0, 0, CNTR_NORMAL,
5122 access_sw_cpu_rc_delayed_comp),
5123[OVR_LBL(0)] = OVR_ELM(0), [OVR_LBL(1)] = OVR_ELM(1),
5124[OVR_LBL(2)] = OVR_ELM(2), [OVR_LBL(3)] = OVR_ELM(3),
5125[OVR_LBL(4)] = OVR_ELM(4), [OVR_LBL(5)] = OVR_ELM(5),
5126[OVR_LBL(6)] = OVR_ELM(6), [OVR_LBL(7)] = OVR_ELM(7),
5127[OVR_LBL(8)] = OVR_ELM(8), [OVR_LBL(9)] = OVR_ELM(9),
5128[OVR_LBL(10)] = OVR_ELM(10), [OVR_LBL(11)] = OVR_ELM(11),
5129[OVR_LBL(12)] = OVR_ELM(12), [OVR_LBL(13)] = OVR_ELM(13),
5130[OVR_LBL(14)] = OVR_ELM(14), [OVR_LBL(15)] = OVR_ELM(15),
5131[OVR_LBL(16)] = OVR_ELM(16), [OVR_LBL(17)] = OVR_ELM(17),
5132[OVR_LBL(18)] = OVR_ELM(18), [OVR_LBL(19)] = OVR_ELM(19),
5133[OVR_LBL(20)] = OVR_ELM(20), [OVR_LBL(21)] = OVR_ELM(21),
5134[OVR_LBL(22)] = OVR_ELM(22), [OVR_LBL(23)] = OVR_ELM(23),
5135[OVR_LBL(24)] = OVR_ELM(24), [OVR_LBL(25)] = OVR_ELM(25),
5136[OVR_LBL(26)] = OVR_ELM(26), [OVR_LBL(27)] = OVR_ELM(27),
5137[OVR_LBL(28)] = OVR_ELM(28), [OVR_LBL(29)] = OVR_ELM(29),
5138[OVR_LBL(30)] = OVR_ELM(30), [OVR_LBL(31)] = OVR_ELM(31),
5139[OVR_LBL(32)] = OVR_ELM(32), [OVR_LBL(33)] = OVR_ELM(33),
5140[OVR_LBL(34)] = OVR_ELM(34), [OVR_LBL(35)] = OVR_ELM(35),
5141[OVR_LBL(36)] = OVR_ELM(36), [OVR_LBL(37)] = OVR_ELM(37),
5142[OVR_LBL(38)] = OVR_ELM(38), [OVR_LBL(39)] = OVR_ELM(39),
5143[OVR_LBL(40)] = OVR_ELM(40), [OVR_LBL(41)] = OVR_ELM(41),
5144[OVR_LBL(42)] = OVR_ELM(42), [OVR_LBL(43)] = OVR_ELM(43),
5145[OVR_LBL(44)] = OVR_ELM(44), [OVR_LBL(45)] = OVR_ELM(45),
5146[OVR_LBL(46)] = OVR_ELM(46), [OVR_LBL(47)] = OVR_ELM(47),
5147[OVR_LBL(48)] = OVR_ELM(48), [OVR_LBL(49)] = OVR_ELM(49),
5148[OVR_LBL(50)] = OVR_ELM(50), [OVR_LBL(51)] = OVR_ELM(51),
5149[OVR_LBL(52)] = OVR_ELM(52), [OVR_LBL(53)] = OVR_ELM(53),
5150[OVR_LBL(54)] = OVR_ELM(54), [OVR_LBL(55)] = OVR_ELM(55),
5151[OVR_LBL(56)] = OVR_ELM(56), [OVR_LBL(57)] = OVR_ELM(57),
5152[OVR_LBL(58)] = OVR_ELM(58), [OVR_LBL(59)] = OVR_ELM(59),
5153[OVR_LBL(60)] = OVR_ELM(60), [OVR_LBL(61)] = OVR_ELM(61),
5154[OVR_LBL(62)] = OVR_ELM(62), [OVR_LBL(63)] = OVR_ELM(63),
5155[OVR_LBL(64)] = OVR_ELM(64), [OVR_LBL(65)] = OVR_ELM(65),
5156[OVR_LBL(66)] = OVR_ELM(66), [OVR_LBL(67)] = OVR_ELM(67),
5157[OVR_LBL(68)] = OVR_ELM(68), [OVR_LBL(69)] = OVR_ELM(69),
5158[OVR_LBL(70)] = OVR_ELM(70), [OVR_LBL(71)] = OVR_ELM(71),
5159[OVR_LBL(72)] = OVR_ELM(72), [OVR_LBL(73)] = OVR_ELM(73),
5160[OVR_LBL(74)] = OVR_ELM(74), [OVR_LBL(75)] = OVR_ELM(75),
5161[OVR_LBL(76)] = OVR_ELM(76), [OVR_LBL(77)] = OVR_ELM(77),
5162[OVR_LBL(78)] = OVR_ELM(78), [OVR_LBL(79)] = OVR_ELM(79),
5163[OVR_LBL(80)] = OVR_ELM(80), [OVR_LBL(81)] = OVR_ELM(81),
5164[OVR_LBL(82)] = OVR_ELM(82), [OVR_LBL(83)] = OVR_ELM(83),
5165[OVR_LBL(84)] = OVR_ELM(84), [OVR_LBL(85)] = OVR_ELM(85),
5166[OVR_LBL(86)] = OVR_ELM(86), [OVR_LBL(87)] = OVR_ELM(87),
5167[OVR_LBL(88)] = OVR_ELM(88), [OVR_LBL(89)] = OVR_ELM(89),
5168[OVR_LBL(90)] = OVR_ELM(90), [OVR_LBL(91)] = OVR_ELM(91),
5169[OVR_LBL(92)] = OVR_ELM(92), [OVR_LBL(93)] = OVR_ELM(93),
5170[OVR_LBL(94)] = OVR_ELM(94), [OVR_LBL(95)] = OVR_ELM(95),
5171[OVR_LBL(96)] = OVR_ELM(96), [OVR_LBL(97)] = OVR_ELM(97),
5172[OVR_LBL(98)] = OVR_ELM(98), [OVR_LBL(99)] = OVR_ELM(99),
5173[OVR_LBL(100)] = OVR_ELM(100), [OVR_LBL(101)] = OVR_ELM(101),
5174[OVR_LBL(102)] = OVR_ELM(102), [OVR_LBL(103)] = OVR_ELM(103),
5175[OVR_LBL(104)] = OVR_ELM(104), [OVR_LBL(105)] = OVR_ELM(105),
5176[OVR_LBL(106)] = OVR_ELM(106), [OVR_LBL(107)] = OVR_ELM(107),
5177[OVR_LBL(108)] = OVR_ELM(108), [OVR_LBL(109)] = OVR_ELM(109),
5178[OVR_LBL(110)] = OVR_ELM(110), [OVR_LBL(111)] = OVR_ELM(111),
5179[OVR_LBL(112)] = OVR_ELM(112), [OVR_LBL(113)] = OVR_ELM(113),
5180[OVR_LBL(114)] = OVR_ELM(114), [OVR_LBL(115)] = OVR_ELM(115),
5181[OVR_LBL(116)] = OVR_ELM(116), [OVR_LBL(117)] = OVR_ELM(117),
5182[OVR_LBL(118)] = OVR_ELM(118), [OVR_LBL(119)] = OVR_ELM(119),
5183[OVR_LBL(120)] = OVR_ELM(120), [OVR_LBL(121)] = OVR_ELM(121),
5184[OVR_LBL(122)] = OVR_ELM(122), [OVR_LBL(123)] = OVR_ELM(123),
5185[OVR_LBL(124)] = OVR_ELM(124), [OVR_LBL(125)] = OVR_ELM(125),
5186[OVR_LBL(126)] = OVR_ELM(126), [OVR_LBL(127)] = OVR_ELM(127),
5187[OVR_LBL(128)] = OVR_ELM(128), [OVR_LBL(129)] = OVR_ELM(129),
5188[OVR_LBL(130)] = OVR_ELM(130), [OVR_LBL(131)] = OVR_ELM(131),
5189[OVR_LBL(132)] = OVR_ELM(132), [OVR_LBL(133)] = OVR_ELM(133),
5190[OVR_LBL(134)] = OVR_ELM(134), [OVR_LBL(135)] = OVR_ELM(135),
5191[OVR_LBL(136)] = OVR_ELM(136), [OVR_LBL(137)] = OVR_ELM(137),
5192[OVR_LBL(138)] = OVR_ELM(138), [OVR_LBL(139)] = OVR_ELM(139),
5193[OVR_LBL(140)] = OVR_ELM(140), [OVR_LBL(141)] = OVR_ELM(141),
5194[OVR_LBL(142)] = OVR_ELM(142), [OVR_LBL(143)] = OVR_ELM(143),
5195[OVR_LBL(144)] = OVR_ELM(144), [OVR_LBL(145)] = OVR_ELM(145),
5196[OVR_LBL(146)] = OVR_ELM(146), [OVR_LBL(147)] = OVR_ELM(147),
5197[OVR_LBL(148)] = OVR_ELM(148), [OVR_LBL(149)] = OVR_ELM(149),
5198[OVR_LBL(150)] = OVR_ELM(150), [OVR_LBL(151)] = OVR_ELM(151),
5199[OVR_LBL(152)] = OVR_ELM(152), [OVR_LBL(153)] = OVR_ELM(153),
5200[OVR_LBL(154)] = OVR_ELM(154), [OVR_LBL(155)] = OVR_ELM(155),
5201[OVR_LBL(156)] = OVR_ELM(156), [OVR_LBL(157)] = OVR_ELM(157),
5202[OVR_LBL(158)] = OVR_ELM(158), [OVR_LBL(159)] = OVR_ELM(159),
5203};
5204
5205
5206
5207
5208int is_ax(struct hfi1_devdata *dd)
5209{
5210 u8 chip_rev_minor =
5211 dd->revision >> CCE_REVISION_CHIP_REV_MINOR_SHIFT
5212 & CCE_REVISION_CHIP_REV_MINOR_MASK;
5213 return (chip_rev_minor & 0xf0) == 0;
5214}
5215
5216
5217int is_bx(struct hfi1_devdata *dd)
5218{
5219 u8 chip_rev_minor =
5220 dd->revision >> CCE_REVISION_CHIP_REV_MINOR_SHIFT
5221 & CCE_REVISION_CHIP_REV_MINOR_MASK;
5222 return (chip_rev_minor & 0xF0) == 0x10;
5223}
5224
5225
5226
5227
5228
5229
5230
5231static int append_str(char *buf, char **curp, int *lenp, const char *s)
5232{
5233 char *p = *curp;
5234 int len = *lenp;
5235 int result = 0;
5236 char c;
5237
5238
5239 if (p != buf) {
5240 if (len == 0) {
5241 result = 1;
5242 goto done;
5243 }
5244 *p++ = ',';
5245 len--;
5246 }
5247
5248
5249 while ((c = *s++) != 0) {
5250 if (len == 0) {
5251 result = 1;
5252 goto done;
5253 }
5254 *p++ = c;
5255 len--;
5256 }
5257
5258done:
5259
5260 *curp = p;
5261 *lenp = len;
5262
5263 return result;
5264}
5265
5266
5267
5268
5269
5270static char *flag_string(char *buf, int buf_len, u64 flags,
5271 struct flag_table *table, int table_size)
5272{
5273 char extra[32];
5274 char *p = buf;
5275 int len = buf_len;
5276 int no_room = 0;
5277 int i;
5278
5279
5280 if (len < 2)
5281 return "";
5282
5283 len--;
5284 for (i = 0; i < table_size; i++) {
5285 if (flags & table[i].flag) {
5286 no_room = append_str(buf, &p, &len, table[i].str);
5287 if (no_room)
5288 break;
5289 flags &= ~table[i].flag;
5290 }
5291 }
5292
5293
5294 if (!no_room && flags) {
5295 snprintf(extra, sizeof(extra), "bits 0x%llx", flags);
5296 no_room = append_str(buf, &p, &len, extra);
5297 }
5298
5299
5300 if (no_room) {
5301
5302 if (len == 0)
5303 --p;
5304 *p++ = '*';
5305 }
5306
5307
5308 *p = 0;
5309 return buf;
5310}
5311
5312
5313static const char * const cce_misc_names[] = {
5314 "CceErrInt",
5315 "RxeErrInt",
5316 "MiscErrInt",
5317 "Reserved3",
5318 "PioErrInt",
5319 "SDmaErrInt",
5320 "EgressErrInt",
5321 "TxeErrInt"
5322};
5323
5324
5325
5326
5327static char *is_misc_err_name(char *buf, size_t bsize, unsigned int source)
5328{
5329 if (source < ARRAY_SIZE(cce_misc_names))
5330 strncpy(buf, cce_misc_names[source], bsize);
5331 else
5332 snprintf(buf, bsize, "Reserved%u",
5333 source + IS_GENERAL_ERR_START);
5334
5335 return buf;
5336}
5337
5338
5339
5340
5341static char *is_sdma_eng_err_name(char *buf, size_t bsize, unsigned int source)
5342{
5343 snprintf(buf, bsize, "SDmaEngErrInt%u", source);
5344 return buf;
5345}
5346
5347
5348
5349
5350static char *is_sendctxt_err_name(char *buf, size_t bsize, unsigned int source)
5351{
5352 snprintf(buf, bsize, "SendCtxtErrInt%u", source);
5353 return buf;
5354}
5355
5356static const char * const various_names[] = {
5357 "PbcInt",
5358 "GpioAssertInt",
5359 "Qsfp1Int",
5360 "Qsfp2Int",
5361 "TCritInt"
5362};
5363
5364
5365
5366
5367static char *is_various_name(char *buf, size_t bsize, unsigned int source)
5368{
5369 if (source < ARRAY_SIZE(various_names))
5370 strncpy(buf, various_names[source], bsize);
5371 else
5372 snprintf(buf, bsize, "Reserved%u", source + IS_VARIOUS_START);
5373 return buf;
5374}
5375
5376
5377
5378
5379static char *is_dc_name(char *buf, size_t bsize, unsigned int source)
5380{
5381 static const char * const dc_int_names[] = {
5382 "common",
5383 "lcb",
5384 "8051",
5385 "lbm"
5386 };
5387
5388 if (source < ARRAY_SIZE(dc_int_names))
5389 snprintf(buf, bsize, "dc_%s_int", dc_int_names[source]);
5390 else
5391 snprintf(buf, bsize, "DCInt%u", source);
5392 return buf;
5393}
5394
5395static const char * const sdma_int_names[] = {
5396 "SDmaInt",
5397 "SdmaIdleInt",
5398 "SdmaProgressInt",
5399};
5400
5401
5402
5403
5404static char *is_sdma_eng_name(char *buf, size_t bsize, unsigned int source)
5405{
5406
5407 unsigned int what = source / TXE_NUM_SDMA_ENGINES;
5408
5409 unsigned int which = source % TXE_NUM_SDMA_ENGINES;
5410
5411 if (likely(what < 3))
5412 snprintf(buf, bsize, "%s%u", sdma_int_names[what], which);
5413 else
5414 snprintf(buf, bsize, "Invalid SDMA interrupt %u", source);
5415 return buf;
5416}
5417
5418
5419
5420
5421static char *is_rcv_avail_name(char *buf, size_t bsize, unsigned int source)
5422{
5423 snprintf(buf, bsize, "RcvAvailInt%u", source);
5424 return buf;
5425}
5426
5427
5428
5429
5430static char *is_rcv_urgent_name(char *buf, size_t bsize, unsigned int source)
5431{
5432 snprintf(buf, bsize, "RcvUrgentInt%u", source);
5433 return buf;
5434}
5435
5436
5437
5438
5439static char *is_send_credit_name(char *buf, size_t bsize, unsigned int source)
5440{
5441 snprintf(buf, bsize, "SendCreditInt%u", source);
5442 return buf;
5443}
5444
5445
5446
5447
5448static char *is_reserved_name(char *buf, size_t bsize, unsigned int source)
5449{
5450 snprintf(buf, bsize, "Reserved%u", source + IS_RESERVED_START);
5451 return buf;
5452}
5453
5454static char *cce_err_status_string(char *buf, int buf_len, u64 flags)
5455{
5456 return flag_string(buf, buf_len, flags,
5457 cce_err_status_flags,
5458 ARRAY_SIZE(cce_err_status_flags));
5459}
5460
5461static char *rxe_err_status_string(char *buf, int buf_len, u64 flags)
5462{
5463 return flag_string(buf, buf_len, flags,
5464 rxe_err_status_flags,
5465 ARRAY_SIZE(rxe_err_status_flags));
5466}
5467
5468static char *misc_err_status_string(char *buf, int buf_len, u64 flags)
5469{
5470 return flag_string(buf, buf_len, flags, misc_err_status_flags,
5471 ARRAY_SIZE(misc_err_status_flags));
5472}
5473
5474static char *pio_err_status_string(char *buf, int buf_len, u64 flags)
5475{
5476 return flag_string(buf, buf_len, flags,
5477 pio_err_status_flags,
5478 ARRAY_SIZE(pio_err_status_flags));
5479}
5480
5481static char *sdma_err_status_string(char *buf, int buf_len, u64 flags)
5482{
5483 return flag_string(buf, buf_len, flags,
5484 sdma_err_status_flags,
5485 ARRAY_SIZE(sdma_err_status_flags));
5486}
5487
5488static char *egress_err_status_string(char *buf, int buf_len, u64 flags)
5489{
5490 return flag_string(buf, buf_len, flags,
5491 egress_err_status_flags,
5492 ARRAY_SIZE(egress_err_status_flags));
5493}
5494
5495static char *egress_err_info_string(char *buf, int buf_len, u64 flags)
5496{
5497 return flag_string(buf, buf_len, flags,
5498 egress_err_info_flags,
5499 ARRAY_SIZE(egress_err_info_flags));
5500}
5501
5502static char *send_err_status_string(char *buf, int buf_len, u64 flags)
5503{
5504 return flag_string(buf, buf_len, flags,
5505 send_err_status_flags,
5506 ARRAY_SIZE(send_err_status_flags));
5507}
5508
5509static void handle_cce_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5510{
5511 char buf[96];
5512 int i = 0;
5513
5514
5515
5516
5517
5518 dd_dev_info(dd, "CCE Error: %s\n",
5519 cce_err_status_string(buf, sizeof(buf), reg));
5520
5521 if ((reg & CCE_ERR_STATUS_CCE_CLI2_ASYNC_FIFO_PARITY_ERR_SMASK) &&
5522 is_ax(dd) && (dd->icode != ICODE_FUNCTIONAL_SIMULATOR)) {
5523
5524
5525 start_freeze_handling(dd->pport, FREEZE_SELF);
5526 }
5527
5528 for (i = 0; i < NUM_CCE_ERR_STATUS_COUNTERS; i++) {
5529 if (reg & (1ull << i)) {
5530 incr_cntr64(&dd->cce_err_status_cnt[i]);
5531
5532 incr_cntr64(&dd->sw_cce_err_status_aggregate);
5533 }
5534 }
5535}
5536
5537
5538
5539
5540
5541#define RCVERR_CHECK_TIME 10
5542static void update_rcverr_timer(struct timer_list *t)
5543{
5544 struct hfi1_devdata *dd = from_timer(dd, t, rcverr_timer);
5545 struct hfi1_pportdata *ppd = dd->pport;
5546 u32 cur_ovfl_cnt = read_dev_cntr(dd, C_RCV_OVF, CNTR_INVALID_VL);
5547
5548 if (dd->rcv_ovfl_cnt < cur_ovfl_cnt &&
5549 ppd->port_error_action & OPA_PI_MASK_EX_BUFFER_OVERRUN) {
5550 dd_dev_info(dd, "%s: PortErrorAction bounce\n", __func__);
5551 set_link_down_reason(
5552 ppd, OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN, 0,
5553 OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN);
5554 queue_work(ppd->link_wq, &ppd->link_bounce_work);
5555 }
5556 dd->rcv_ovfl_cnt = (u32)cur_ovfl_cnt;
5557
5558 mod_timer(&dd->rcverr_timer, jiffies + HZ * RCVERR_CHECK_TIME);
5559}
5560
5561static int init_rcverr(struct hfi1_devdata *dd)
5562{
5563 timer_setup(&dd->rcverr_timer, update_rcverr_timer, 0);
5564
5565 dd->rcv_ovfl_cnt = 0;
5566 return mod_timer(&dd->rcverr_timer, jiffies + HZ * RCVERR_CHECK_TIME);
5567}
5568
5569static void free_rcverr(struct hfi1_devdata *dd)
5570{
5571 if (dd->rcverr_timer.function)
5572 del_timer_sync(&dd->rcverr_timer);
5573}
5574
5575static void handle_rxe_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5576{
5577 char buf[96];
5578 int i = 0;
5579
5580 dd_dev_info(dd, "Receive Error: %s\n",
5581 rxe_err_status_string(buf, sizeof(buf), reg));
5582
5583 if (reg & ALL_RXE_FREEZE_ERR) {
5584 int flags = 0;
5585
5586
5587
5588
5589
5590 if (is_ax(dd) && (reg & RXE_FREEZE_ABORT_MASK))
5591 flags = FREEZE_ABORT;
5592
5593 start_freeze_handling(dd->pport, flags);
5594 }
5595
5596 for (i = 0; i < NUM_RCV_ERR_STATUS_COUNTERS; i++) {
5597 if (reg & (1ull << i))
5598 incr_cntr64(&dd->rcv_err_status_cnt[i]);
5599 }
5600}
5601
5602static void handle_misc_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5603{
5604 char buf[96];
5605 int i = 0;
5606
5607 dd_dev_info(dd, "Misc Error: %s",
5608 misc_err_status_string(buf, sizeof(buf), reg));
5609 for (i = 0; i < NUM_MISC_ERR_STATUS_COUNTERS; i++) {
5610 if (reg & (1ull << i))
5611 incr_cntr64(&dd->misc_err_status_cnt[i]);
5612 }
5613}
5614
5615static void handle_pio_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5616{
5617 char buf[96];
5618 int i = 0;
5619
5620 dd_dev_info(dd, "PIO Error: %s\n",
5621 pio_err_status_string(buf, sizeof(buf), reg));
5622
5623 if (reg & ALL_PIO_FREEZE_ERR)
5624 start_freeze_handling(dd->pport, 0);
5625
5626 for (i = 0; i < NUM_SEND_PIO_ERR_STATUS_COUNTERS; i++) {
5627 if (reg & (1ull << i))
5628 incr_cntr64(&dd->send_pio_err_status_cnt[i]);
5629 }
5630}
5631
5632static void handle_sdma_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5633{
5634 char buf[96];
5635 int i = 0;
5636
5637 dd_dev_info(dd, "SDMA Error: %s\n",
5638 sdma_err_status_string(buf, sizeof(buf), reg));
5639
5640 if (reg & ALL_SDMA_FREEZE_ERR)
5641 start_freeze_handling(dd->pport, 0);
5642
5643 for (i = 0; i < NUM_SEND_DMA_ERR_STATUS_COUNTERS; i++) {
5644 if (reg & (1ull << i))
5645 incr_cntr64(&dd->send_dma_err_status_cnt[i]);
5646 }
5647}
5648
5649static inline void __count_port_discards(struct hfi1_pportdata *ppd)
5650{
5651 incr_cntr64(&ppd->port_xmit_discards);
5652}
5653
5654static void count_port_inactive(struct hfi1_devdata *dd)
5655{
5656 __count_port_discards(dd->pport);
5657}
5658
5659
5660
5661
5662
5663
5664
5665
5666
5667
5668static void handle_send_egress_err_info(struct hfi1_devdata *dd,
5669 int vl)
5670{
5671 struct hfi1_pportdata *ppd = dd->pport;
5672 u64 src = read_csr(dd, SEND_EGRESS_ERR_SOURCE);
5673 u64 info = read_csr(dd, SEND_EGRESS_ERR_INFO);
5674 char buf[96];
5675
5676
5677 write_csr(dd, SEND_EGRESS_ERR_INFO, info);
5678
5679 dd_dev_info(dd,
5680 "Egress Error Info: 0x%llx, %s Egress Error Src 0x%llx\n",
5681 info, egress_err_info_string(buf, sizeof(buf), info), src);
5682
5683
5684 if (info & PORT_DISCARD_EGRESS_ERRS) {
5685 int weight, i;
5686
5687
5688
5689
5690
5691
5692
5693
5694
5695
5696
5697
5698
5699
5700
5701
5702
5703
5704
5705
5706
5707
5708
5709 weight = hweight64(info & PORT_DISCARD_EGRESS_ERRS);
5710 for (i = 0; i < weight; i++) {
5711 __count_port_discards(ppd);
5712 if (vl >= 0 && vl < TXE_NUM_DATA_VL)
5713 incr_cntr64(&ppd->port_xmit_discards_vl[vl]);
5714 else if (vl == 15)
5715 incr_cntr64(&ppd->port_xmit_discards_vl
5716 [C_VL_15]);
5717 }
5718 }
5719}
5720
5721
5722
5723
5724
5725static inline int port_inactive_err(u64 posn)
5726{
5727 return (posn >= SEES(TX_LINKDOWN) &&
5728 posn <= SEES(TX_INCORRECT_LINK_STATE));
5729}
5730
5731
5732
5733
5734
5735static inline int disallowed_pkt_err(int posn)
5736{
5737 return (posn >= SEES(TX_SDMA0_DISALLOWED_PACKET) &&
5738 posn <= SEES(TX_SDMA15_DISALLOWED_PACKET));
5739}
5740
5741
5742
5743
5744
5745
5746static inline int disallowed_pkt_engine(int posn)
5747{
5748 return posn - SEES(TX_SDMA0_DISALLOWED_PACKET);
5749}
5750
5751
5752
5753
5754
5755static int engine_to_vl(struct hfi1_devdata *dd, int engine)
5756{
5757 struct sdma_vl_map *m;
5758 int vl;
5759
5760
5761 if (engine < 0 || engine >= TXE_NUM_SDMA_ENGINES)
5762 return -1;
5763
5764 rcu_read_lock();
5765 m = rcu_dereference(dd->sdma_map);
5766 vl = m->engine_to_vl[engine];
5767 rcu_read_unlock();
5768
5769 return vl;
5770}
5771
5772
5773
5774
5775
5776static int sc_to_vl(struct hfi1_devdata *dd, int sw_index)
5777{
5778 struct send_context_info *sci;
5779 struct send_context *sc;
5780 int i;
5781
5782 sci = &dd->send_contexts[sw_index];
5783
5784
5785 if ((sci->type != SC_KERNEL) && (sci->type != SC_VL15))
5786 return -1;
5787
5788 sc = sci->sc;
5789 if (!sc)
5790 return -1;
5791 if (dd->vld[15].sc == sc)
5792 return 15;
5793 for (i = 0; i < num_vls; i++)
5794 if (dd->vld[i].sc == sc)
5795 return i;
5796
5797 return -1;
5798}
5799
5800static void handle_egress_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5801{
5802 u64 reg_copy = reg, handled = 0;
5803 char buf[96];
5804 int i = 0;
5805
5806 if (reg & ALL_TXE_EGRESS_FREEZE_ERR)
5807 start_freeze_handling(dd->pport, 0);
5808 else if (is_ax(dd) &&
5809 (reg & SEND_EGRESS_ERR_STATUS_TX_CREDIT_RETURN_VL_ERR_SMASK) &&
5810 (dd->icode != ICODE_FUNCTIONAL_SIMULATOR))
5811 start_freeze_handling(dd->pport, 0);
5812
5813 while (reg_copy) {
5814 int posn = fls64(reg_copy);
5815
5816 int shift = posn - 1;
5817 u64 mask = 1ULL << shift;
5818
5819 if (port_inactive_err(shift)) {
5820 count_port_inactive(dd);
5821 handled |= mask;
5822 } else if (disallowed_pkt_err(shift)) {
5823 int vl = engine_to_vl(dd, disallowed_pkt_engine(shift));
5824
5825 handle_send_egress_err_info(dd, vl);
5826 handled |= mask;
5827 }
5828 reg_copy &= ~mask;
5829 }
5830
5831 reg &= ~handled;
5832
5833 if (reg)
5834 dd_dev_info(dd, "Egress Error: %s\n",
5835 egress_err_status_string(buf, sizeof(buf), reg));
5836
5837 for (i = 0; i < NUM_SEND_EGRESS_ERR_STATUS_COUNTERS; i++) {
5838 if (reg & (1ull << i))
5839 incr_cntr64(&dd->send_egress_err_status_cnt[i]);
5840 }
5841}
5842
5843static void handle_txe_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5844{
5845 char buf[96];
5846 int i = 0;
5847
5848 dd_dev_info(dd, "Send Error: %s\n",
5849 send_err_status_string(buf, sizeof(buf), reg));
5850
5851 for (i = 0; i < NUM_SEND_ERR_STATUS_COUNTERS; i++) {
5852 if (reg & (1ull << i))
5853 incr_cntr64(&dd->send_err_status_cnt[i]);
5854 }
5855}
5856
5857
5858
5859
5860
5861#define MAX_CLEAR_COUNT 20
5862
5863
5864
5865
5866
5867
5868
5869
5870
5871
5872
5873
5874static void interrupt_clear_down(struct hfi1_devdata *dd,
5875 u32 context,
5876 const struct err_reg_info *eri)
5877{
5878 u64 reg;
5879 u32 count;
5880
5881
5882 count = 0;
5883 while (1) {
5884 reg = read_kctxt_csr(dd, context, eri->status);
5885 if (reg == 0)
5886 break;
5887 write_kctxt_csr(dd, context, eri->clear, reg);
5888 if (likely(eri->handler))
5889 eri->handler(dd, context, reg);
5890 count++;
5891 if (count > MAX_CLEAR_COUNT) {
5892 u64 mask;
5893
5894 dd_dev_err(dd, "Repeating %s bits 0x%llx - masking\n",
5895 eri->desc, reg);
5896
5897
5898
5899
5900 mask = read_kctxt_csr(dd, context, eri->mask);
5901 mask &= ~reg;
5902 write_kctxt_csr(dd, context, eri->mask, mask);
5903 break;
5904 }
5905 }
5906}
5907
5908
5909
5910
5911static void is_misc_err_int(struct hfi1_devdata *dd, unsigned int source)
5912{
5913 const struct err_reg_info *eri = &misc_errs[source];
5914
5915 if (eri->handler) {
5916 interrupt_clear_down(dd, 0, eri);
5917 } else {
5918 dd_dev_err(dd, "Unexpected misc interrupt (%u) - reserved\n",
5919 source);
5920 }
5921}
5922
5923static char *send_context_err_status_string(char *buf, int buf_len, u64 flags)
5924{
5925 return flag_string(buf, buf_len, flags,
5926 sc_err_status_flags,
5927 ARRAY_SIZE(sc_err_status_flags));
5928}
5929
5930
5931
5932
5933
5934
5935
5936
5937
5938
5939static void is_sendctxt_err_int(struct hfi1_devdata *dd,
5940 unsigned int hw_context)
5941{
5942 struct send_context_info *sci;
5943 struct send_context *sc;
5944 char flags[96];
5945 u64 status;
5946 u32 sw_index;
5947 int i = 0;
5948 unsigned long irq_flags;
5949
5950 sw_index = dd->hw_to_sw[hw_context];
5951 if (sw_index >= dd->num_send_contexts) {
5952 dd_dev_err(dd,
5953 "out of range sw index %u for send context %u\n",
5954 sw_index, hw_context);
5955 return;
5956 }
5957 sci = &dd->send_contexts[sw_index];
5958 spin_lock_irqsave(&dd->sc_lock, irq_flags);
5959 sc = sci->sc;
5960 if (!sc) {
5961 dd_dev_err(dd, "%s: context %u(%u): no sc?\n", __func__,
5962 sw_index, hw_context);
5963 spin_unlock_irqrestore(&dd->sc_lock, irq_flags);
5964 return;
5965 }
5966
5967
5968 sc_stop(sc, SCF_HALTED);
5969
5970 status = read_kctxt_csr(dd, hw_context, SEND_CTXT_ERR_STATUS);
5971
5972 dd_dev_info(dd, "Send Context %u(%u) Error: %s\n", sw_index, hw_context,
5973 send_context_err_status_string(flags, sizeof(flags),
5974 status));
5975
5976 if (status & SEND_CTXT_ERR_STATUS_PIO_DISALLOWED_PACKET_ERR_SMASK)
5977 handle_send_egress_err_info(dd, sc_to_vl(dd, sw_index));
5978
5979
5980
5981
5982
5983 if (sc->type != SC_USER)
5984 queue_work(dd->pport->hfi1_wq, &sc->halt_work);
5985 spin_unlock_irqrestore(&dd->sc_lock, irq_flags);
5986
5987
5988
5989
5990
5991
5992 for (i = 0; i < NUM_SEND_CTXT_ERR_STATUS_COUNTERS; i++) {
5993 if (status & (1ull << i))
5994 incr_cntr64(&dd->sw_ctxt_err_status_cnt[i]);
5995 }
5996}
5997
5998static void handle_sdma_eng_err(struct hfi1_devdata *dd,
5999 unsigned int source, u64 status)
6000{
6001 struct sdma_engine *sde;
6002 int i = 0;
6003
6004 sde = &dd->per_sdma[source];
6005#ifdef CONFIG_SDMA_VERBOSITY
6006 dd_dev_err(sde->dd, "CONFIG SDMA(%u) %s:%d %s()\n", sde->this_idx,
6007 slashstrip(__FILE__), __LINE__, __func__);
6008 dd_dev_err(sde->dd, "CONFIG SDMA(%u) source: %u status 0x%llx\n",
6009 sde->this_idx, source, (unsigned long long)status);
6010#endif
6011 sde->err_cnt++;
6012 sdma_engine_error(sde, status);
6013
6014
6015
6016
6017
6018
6019 for (i = 0; i < NUM_SEND_DMA_ENG_ERR_STATUS_COUNTERS; i++) {
6020 if (status & (1ull << i))
6021 incr_cntr64(&dd->sw_send_dma_eng_err_status_cnt[i]);
6022 }
6023}
6024
6025
6026
6027
6028static void is_sdma_eng_err_int(struct hfi1_devdata *dd, unsigned int source)
6029{
6030#ifdef CONFIG_SDMA_VERBOSITY
6031 struct sdma_engine *sde = &dd->per_sdma[source];
6032
6033 dd_dev_err(dd, "CONFIG SDMA(%u) %s:%d %s()\n", sde->this_idx,
6034 slashstrip(__FILE__), __LINE__, __func__);
6035 dd_dev_err(dd, "CONFIG SDMA(%u) source: %u\n", sde->this_idx,
6036 source);
6037 sdma_dumpstate(sde);
6038#endif
6039 interrupt_clear_down(dd, source, &sdma_eng_err);
6040}
6041
6042
6043
6044
6045static void is_various_int(struct hfi1_devdata *dd, unsigned int source)
6046{
6047 const struct err_reg_info *eri = &various_err[source];
6048
6049
6050
6051
6052
6053
6054 if (source == TCRIT_INT_SOURCE)
6055 handle_temp_err(dd);
6056 else if (eri->handler)
6057 interrupt_clear_down(dd, 0, eri);
6058 else
6059 dd_dev_info(dd,
6060 "%s: Unimplemented/reserved interrupt %d\n",
6061 __func__, source);
6062}
6063
6064static void handle_qsfp_int(struct hfi1_devdata *dd, u32 src_ctx, u64 reg)
6065{
6066
6067 struct hfi1_pportdata *ppd = dd->pport;
6068 unsigned long flags;
6069 u64 qsfp_int_mgmt = (u64)(QSFP_HFI0_INT_N | QSFP_HFI0_MODPRST_N);
6070
6071 if (reg & QSFP_HFI0_MODPRST_N) {
6072 if (!qsfp_mod_present(ppd)) {
6073 dd_dev_info(dd, "%s: QSFP module removed\n",
6074 __func__);
6075
6076 ppd->driver_link_ready = 0;
6077
6078
6079
6080
6081
6082 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
6083
6084
6085
6086
6087 ppd->qsfp_info.cache_valid = 0;
6088 ppd->qsfp_info.reset_needed = 0;
6089 ppd->qsfp_info.limiting_active = 0;
6090 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock,
6091 flags);
6092
6093 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_INVERT :
6094 ASIC_QSFP1_INVERT, qsfp_int_mgmt);
6095
6096 if ((ppd->offline_disabled_reason >
6097 HFI1_ODR_MASK(
6098 OPA_LINKDOWN_REASON_LOCAL_MEDIA_NOT_INSTALLED)) ||
6099 (ppd->offline_disabled_reason ==
6100 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE)))
6101 ppd->offline_disabled_reason =
6102 HFI1_ODR_MASK(
6103 OPA_LINKDOWN_REASON_LOCAL_MEDIA_NOT_INSTALLED);
6104
6105 if (ppd->host_link_state == HLS_DN_POLL) {
6106
6107
6108
6109
6110
6111
6112 queue_work(ppd->link_wq, &ppd->link_down_work);
6113 }
6114 } else {
6115 dd_dev_info(dd, "%s: QSFP module inserted\n",
6116 __func__);
6117
6118 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
6119 ppd->qsfp_info.cache_valid = 0;
6120 ppd->qsfp_info.cache_refresh_required = 1;
6121 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock,
6122 flags);
6123
6124
6125
6126
6127
6128 qsfp_int_mgmt &= ~(u64)QSFP_HFI0_MODPRST_N;
6129 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_INVERT :
6130 ASIC_QSFP1_INVERT, qsfp_int_mgmt);
6131
6132 ppd->offline_disabled_reason =
6133 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_TRANSIENT);
6134 }
6135 }
6136
6137 if (reg & QSFP_HFI0_INT_N) {
6138 dd_dev_info(dd, "%s: Interrupt received from QSFP module\n",
6139 __func__);
6140 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
6141 ppd->qsfp_info.check_interrupt_flags = 1;
6142 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock, flags);
6143 }
6144
6145
6146 if (qsfp_mod_present(ppd))
6147 queue_work(ppd->link_wq, &ppd->qsfp_info.qsfp_work);
6148}
6149
6150static int request_host_lcb_access(struct hfi1_devdata *dd)
6151{
6152 int ret;
6153
6154 ret = do_8051_command(dd, HCMD_MISC,
6155 (u64)HCMD_MISC_REQUEST_LCB_ACCESS <<
6156 LOAD_DATA_FIELD_ID_SHIFT, NULL);
6157 if (ret != HCMD_SUCCESS) {
6158 dd_dev_err(dd, "%s: command failed with error %d\n",
6159 __func__, ret);
6160 }
6161 return ret == HCMD_SUCCESS ? 0 : -EBUSY;
6162}
6163
6164static int request_8051_lcb_access(struct hfi1_devdata *dd)
6165{
6166 int ret;
6167
6168 ret = do_8051_command(dd, HCMD_MISC,
6169 (u64)HCMD_MISC_GRANT_LCB_ACCESS <<
6170 LOAD_DATA_FIELD_ID_SHIFT, NULL);
6171 if (ret != HCMD_SUCCESS) {
6172 dd_dev_err(dd, "%s: command failed with error %d\n",
6173 __func__, ret);
6174 }
6175 return ret == HCMD_SUCCESS ? 0 : -EBUSY;
6176}
6177
6178
6179
6180
6181
6182static inline void set_host_lcb_access(struct hfi1_devdata *dd)
6183{
6184 write_csr(dd, DC_DC8051_CFG_CSR_ACCESS_SEL,
6185 DC_DC8051_CFG_CSR_ACCESS_SEL_DCC_SMASK |
6186 DC_DC8051_CFG_CSR_ACCESS_SEL_LCB_SMASK);
6187}
6188
6189
6190
6191
6192
6193static inline void set_8051_lcb_access(struct hfi1_devdata *dd)
6194{
6195 write_csr(dd, DC_DC8051_CFG_CSR_ACCESS_SEL,
6196 DC_DC8051_CFG_CSR_ACCESS_SEL_DCC_SMASK);
6197}
6198
6199
6200
6201
6202
6203
6204
6205
6206
6207
6208
6209int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok)
6210{
6211 struct hfi1_pportdata *ppd = dd->pport;
6212 int ret = 0;
6213
6214
6215
6216
6217
6218
6219
6220 if (sleep_ok) {
6221 mutex_lock(&ppd->hls_lock);
6222 } else {
6223 while (!mutex_trylock(&ppd->hls_lock))
6224 udelay(1);
6225 }
6226
6227
6228 if (ppd->host_link_state & HLS_DOWN) {
6229 dd_dev_info(dd, "%s: link state %s not up\n",
6230 __func__, link_state_name(ppd->host_link_state));
6231 ret = -EBUSY;
6232 goto done;
6233 }
6234
6235 if (dd->lcb_access_count == 0) {
6236 ret = request_host_lcb_access(dd);
6237 if (ret) {
6238 dd_dev_err(dd,
6239 "%s: unable to acquire LCB access, err %d\n",
6240 __func__, ret);
6241 goto done;
6242 }
6243 set_host_lcb_access(dd);
6244 }
6245 dd->lcb_access_count++;
6246done:
6247 mutex_unlock(&ppd->hls_lock);
6248 return ret;
6249}
6250
6251
6252
6253
6254
6255
6256
6257
6258
6259int release_lcb_access(struct hfi1_devdata *dd, int sleep_ok)
6260{
6261 int ret = 0;
6262
6263
6264
6265
6266
6267
6268 if (sleep_ok) {
6269 mutex_lock(&dd->pport->hls_lock);
6270 } else {
6271 while (!mutex_trylock(&dd->pport->hls_lock))
6272 udelay(1);
6273 }
6274
6275 if (dd->lcb_access_count == 0) {
6276 dd_dev_err(dd, "%s: LCB access count is zero. Skipping.\n",
6277 __func__);
6278 goto done;
6279 }
6280
6281 if (dd->lcb_access_count == 1) {
6282 set_8051_lcb_access(dd);
6283 ret = request_8051_lcb_access(dd);
6284 if (ret) {
6285 dd_dev_err(dd,
6286 "%s: unable to release LCB access, err %d\n",
6287 __func__, ret);
6288
6289 set_host_lcb_access(dd);
6290 goto done;
6291 }
6292 }
6293 dd->lcb_access_count--;
6294done:
6295 mutex_unlock(&dd->pport->hls_lock);
6296 return ret;
6297}
6298
6299
6300
6301
6302
6303
6304
6305
6306
6307
6308static void init_lcb_access(struct hfi1_devdata *dd)
6309{
6310 dd->lcb_access_count = 0;
6311}
6312
6313
6314
6315
6316static void hreq_response(struct hfi1_devdata *dd, u8 return_code, u16 rsp_data)
6317{
6318 write_csr(dd, DC_DC8051_CFG_EXT_DEV_0,
6319 DC_DC8051_CFG_EXT_DEV_0_COMPLETED_SMASK |
6320 (u64)return_code <<
6321 DC_DC8051_CFG_EXT_DEV_0_RETURN_CODE_SHIFT |
6322 (u64)rsp_data << DC_DC8051_CFG_EXT_DEV_0_RSP_DATA_SHIFT);
6323}
6324
6325
6326
6327
6328static void handle_8051_request(struct hfi1_pportdata *ppd)
6329{
6330 struct hfi1_devdata *dd = ppd->dd;
6331 u64 reg;
6332 u16 data = 0;
6333 u8 type;
6334
6335 reg = read_csr(dd, DC_DC8051_CFG_EXT_DEV_1);
6336 if ((reg & DC_DC8051_CFG_EXT_DEV_1_REQ_NEW_SMASK) == 0)
6337 return;
6338
6339
6340 write_csr(dd, DC_DC8051_CFG_EXT_DEV_0, 0);
6341
6342
6343 type = (reg >> DC_DC8051_CFG_EXT_DEV_1_REQ_TYPE_SHIFT)
6344 & DC_DC8051_CFG_EXT_DEV_1_REQ_TYPE_MASK;
6345 data = (reg >> DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_SHIFT)
6346 & DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_MASK;
6347
6348 switch (type) {
6349 case HREQ_LOAD_CONFIG:
6350 case HREQ_SAVE_CONFIG:
6351 case HREQ_READ_CONFIG:
6352 case HREQ_SET_TX_EQ_ABS:
6353 case HREQ_SET_TX_EQ_REL:
6354 case HREQ_ENABLE:
6355 dd_dev_info(dd, "8051 request: request 0x%x not supported\n",
6356 type);
6357 hreq_response(dd, HREQ_NOT_SUPPORTED, 0);
6358 break;
6359 case HREQ_LCB_RESET:
6360
6361 write_csr(dd, DCC_CFG_RESET, LCB_RX_FPE_TX_FPE_INTO_RESET);
6362
6363 (void)read_csr(dd, DCC_CFG_RESET);
6364
6365 udelay(1);
6366
6367 write_csr(dd, DCC_CFG_RESET, LCB_RX_FPE_TX_FPE_OUT_OF_RESET);
6368 hreq_response(dd, HREQ_SUCCESS, 0);
6369
6370 break;
6371 case HREQ_CONFIG_DONE:
6372 hreq_response(dd, HREQ_SUCCESS, 0);
6373 break;
6374
6375 case HREQ_INTERFACE_TEST:
6376 hreq_response(dd, HREQ_SUCCESS, data);
6377 break;
6378 default:
6379 dd_dev_err(dd, "8051 request: unknown request 0x%x\n", type);
6380 hreq_response(dd, HREQ_NOT_SUPPORTED, 0);
6381 break;
6382 }
6383}
6384
6385
6386
6387
6388void set_up_vau(struct hfi1_devdata *dd, u8 vau)
6389{
6390 u64 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
6391
6392
6393 reg &= ~SEND_CM_GLOBAL_CREDIT_AU_SMASK;
6394 reg |= (u64)vau << SEND_CM_GLOBAL_CREDIT_AU_SHIFT;
6395 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
6396}
6397
6398
6399
6400
6401
6402
6403void set_up_vl15(struct hfi1_devdata *dd, u16 vl15buf)
6404{
6405 u64 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
6406
6407
6408 reg &= ~(SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SMASK |
6409 SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SMASK);
6410
6411
6412
6413
6414
6415 reg |= (u64)vl15buf << SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SHIFT;
6416 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
6417
6418 write_csr(dd, SEND_CM_CREDIT_VL15, (u64)vl15buf
6419 << SEND_CM_CREDIT_VL15_DEDICATED_LIMIT_VL_SHIFT);
6420}
6421
6422
6423
6424
6425
6426void reset_link_credits(struct hfi1_devdata *dd)
6427{
6428 int i;
6429
6430
6431 for (i = 0; i < TXE_NUM_DATA_VL; i++)
6432 write_csr(dd, SEND_CM_CREDIT_VL + (8 * i), 0);
6433 write_csr(dd, SEND_CM_CREDIT_VL15, 0);
6434 write_csr(dd, SEND_CM_GLOBAL_CREDIT, 0);
6435
6436 pio_send_control(dd, PSC_CM_RESET);
6437
6438 dd->vl15buf_cached = 0;
6439}
6440
6441
6442static u32 vcu_to_cu(u8 vcu)
6443{
6444 return 1 << vcu;
6445}
6446
6447
6448static u8 cu_to_vcu(u32 cu)
6449{
6450 return ilog2(cu);
6451}
6452
6453
6454static u32 vau_to_au(u8 vau)
6455{
6456 return 8 * (1 << vau);
6457}
6458
6459static void set_linkup_defaults(struct hfi1_pportdata *ppd)
6460{
6461 ppd->sm_trap_qp = 0x0;
6462 ppd->sa_qp = 0x1;
6463}
6464
6465
6466
6467
6468static void lcb_shutdown(struct hfi1_devdata *dd, int abort)
6469{
6470 u64 reg;
6471
6472
6473 write_csr(dd, DC_LCB_CFG_RUN, 0);
6474
6475 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET,
6476 1ull << DC_LCB_CFG_TX_FIFOS_RESET_VAL_SHIFT);
6477
6478 dd->lcb_err_en = read_csr(dd, DC_LCB_ERR_EN);
6479 reg = read_csr(dd, DCC_CFG_RESET);
6480 write_csr(dd, DCC_CFG_RESET, reg |
6481 DCC_CFG_RESET_RESET_LCB | DCC_CFG_RESET_RESET_RX_FPE);
6482 (void)read_csr(dd, DCC_CFG_RESET);
6483 if (!abort) {
6484 udelay(1);
6485 write_csr(dd, DCC_CFG_RESET, reg);
6486 write_csr(dd, DC_LCB_ERR_EN, dd->lcb_err_en);
6487 }
6488}
6489
6490
6491
6492
6493
6494
6495
6496
6497
6498
6499
6500static void _dc_shutdown(struct hfi1_devdata *dd)
6501{
6502 lockdep_assert_held(&dd->dc8051_lock);
6503
6504 if (dd->dc_shutdown)
6505 return;
6506
6507 dd->dc_shutdown = 1;
6508
6509 lcb_shutdown(dd, 1);
6510
6511
6512
6513
6514
6515 write_csr(dd, DC_DC8051_CFG_RST, 0x1);
6516}
6517
6518static void dc_shutdown(struct hfi1_devdata *dd)
6519{
6520 mutex_lock(&dd->dc8051_lock);
6521 _dc_shutdown(dd);
6522 mutex_unlock(&dd->dc8051_lock);
6523}
6524
6525
6526
6527
6528
6529
6530
6531static void _dc_start(struct hfi1_devdata *dd)
6532{
6533 lockdep_assert_held(&dd->dc8051_lock);
6534
6535 if (!dd->dc_shutdown)
6536 return;
6537
6538
6539 write_csr(dd, DC_DC8051_CFG_RST, 0ull);
6540
6541 if (wait_fm_ready(dd, TIMEOUT_8051_START))
6542 dd_dev_err(dd, "%s: timeout starting 8051 firmware\n",
6543 __func__);
6544
6545
6546 write_csr(dd, DCC_CFG_RESET, LCB_RX_FPE_TX_FPE_OUT_OF_RESET);
6547
6548 write_csr(dd, DC_LCB_ERR_EN, dd->lcb_err_en);
6549 dd->dc_shutdown = 0;
6550}
6551
6552static void dc_start(struct hfi1_devdata *dd)
6553{
6554 mutex_lock(&dd->dc8051_lock);
6555 _dc_start(dd);
6556 mutex_unlock(&dd->dc8051_lock);
6557}
6558
6559
6560
6561
6562static void adjust_lcb_for_fpga_serdes(struct hfi1_devdata *dd)
6563{
6564 u64 rx_radr, tx_radr;
6565 u32 version;
6566
6567 if (dd->icode != ICODE_FPGA_EMULATION)
6568 return;
6569
6570
6571
6572
6573
6574
6575
6576
6577 if (is_emulator_s(dd))
6578 return;
6579
6580
6581 version = emulator_rev(dd);
6582 if (!is_ax(dd))
6583 version = 0x2d;
6584
6585 if (version <= 0x12) {
6586
6587
6588
6589
6590
6591
6592
6593 rx_radr =
6594 0xaull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6595 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6596 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6597
6598
6599
6600
6601 tx_radr = 6ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6602 } else if (version <= 0x18) {
6603
6604
6605 rx_radr =
6606 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6607 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6608 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6609 tx_radr = 7ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6610 } else if (version == 0x19) {
6611
6612
6613 rx_radr =
6614 0xAull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6615 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6616 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6617 tx_radr = 3ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6618 } else if (version == 0x1a) {
6619
6620
6621 rx_radr =
6622 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6623 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6624 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6625 tx_radr = 7ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6626 write_csr(dd, DC_LCB_CFG_LN_DCLK, 1ull);
6627 } else {
6628
6629
6630 rx_radr =
6631 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6632 | 0x7ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6633 | 0x7ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6634 tx_radr = 3ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6635 }
6636
6637 write_csr(dd, DC_LCB_CFG_RX_FIFOS_RADR, rx_radr);
6638
6639 write_csr(dd, DC_LCB_CFG_IGNORE_LOST_RCLK,
6640 DC_LCB_CFG_IGNORE_LOST_RCLK_EN_SMASK);
6641 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RADR, tx_radr);
6642}
6643
6644
6645
6646
6647
6648
6649void handle_sma_message(struct work_struct *work)
6650{
6651 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
6652 sma_message_work);
6653 struct hfi1_devdata *dd = ppd->dd;
6654 u64 msg;
6655 int ret;
6656
6657
6658
6659
6660
6661 ret = read_idle_sma(dd, &msg);
6662 if (ret)
6663 return;
6664 dd_dev_info(dd, "%s: SMA message 0x%llx\n", __func__, msg);
6665
6666
6667
6668 switch (msg & 0xff) {
6669 case SMA_IDLE_ARM:
6670
6671
6672
6673
6674
6675
6676 if (ppd->host_link_state & (HLS_UP_INIT | HLS_UP_ARMED))
6677 ppd->neighbor_normal = 1;
6678 break;
6679 case SMA_IDLE_ACTIVE:
6680
6681
6682
6683
6684
6685
6686 if (ppd->host_link_state == HLS_UP_ARMED &&
6687 ppd->is_active_optimize_enabled) {
6688 ppd->neighbor_normal = 1;
6689 ret = set_link_state(ppd, HLS_UP_ACTIVE);
6690 if (ret)
6691 dd_dev_err(
6692 dd,
6693 "%s: received Active SMA idle message, couldn't set link to Active\n",
6694 __func__);
6695 }
6696 break;
6697 default:
6698 dd_dev_err(dd,
6699 "%s: received unexpected SMA idle message 0x%llx\n",
6700 __func__, msg);
6701 break;
6702 }
6703}
6704
6705static void adjust_rcvctrl(struct hfi1_devdata *dd, u64 add, u64 clear)
6706{
6707 u64 rcvctrl;
6708 unsigned long flags;
6709
6710 spin_lock_irqsave(&dd->rcvctrl_lock, flags);
6711 rcvctrl = read_csr(dd, RCV_CTRL);
6712 rcvctrl |= add;
6713 rcvctrl &= ~clear;
6714 write_csr(dd, RCV_CTRL, rcvctrl);
6715 spin_unlock_irqrestore(&dd->rcvctrl_lock, flags);
6716}
6717
6718static inline void add_rcvctrl(struct hfi1_devdata *dd, u64 add)
6719{
6720 adjust_rcvctrl(dd, add, 0);
6721}
6722
6723static inline void clear_rcvctrl(struct hfi1_devdata *dd, u64 clear)
6724{
6725 adjust_rcvctrl(dd, 0, clear);
6726}
6727
6728
6729
6730
6731void start_freeze_handling(struct hfi1_pportdata *ppd, int flags)
6732{
6733 struct hfi1_devdata *dd = ppd->dd;
6734 struct send_context *sc;
6735 int i;
6736 int sc_flags;
6737
6738 if (flags & FREEZE_SELF)
6739 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_FREEZE_SMASK);
6740
6741
6742 dd->flags |= HFI1_FROZEN;
6743
6744
6745 sdma_freeze_notify(dd, !!(flags & FREEZE_LINK_DOWN));
6746
6747 sc_flags = SCF_FROZEN | SCF_HALTED | (flags & FREEZE_LINK_DOWN ?
6748 SCF_LINK_DOWN : 0);
6749
6750 for (i = 0; i < dd->num_send_contexts; i++) {
6751 sc = dd->send_contexts[i].sc;
6752 if (sc && (sc->flags & SCF_ENABLED))
6753 sc_stop(sc, sc_flags);
6754 }
6755
6756
6757 hfi1_set_uevent_bits(ppd, _HFI1_EVENT_FROZEN_BIT);
6758
6759 if (flags & FREEZE_ABORT) {
6760 dd_dev_err(dd,
6761 "Aborted freeze recovery. Please REBOOT system\n");
6762 return;
6763 }
6764
6765 queue_work(ppd->hfi1_wq, &ppd->freeze_work);
6766}
6767
6768
6769
6770
6771
6772
6773
6774
6775static void wait_for_freeze_status(struct hfi1_devdata *dd, int freeze)
6776{
6777 unsigned long timeout;
6778 u64 reg;
6779
6780 timeout = jiffies + msecs_to_jiffies(FREEZE_STATUS_TIMEOUT);
6781 while (1) {
6782 reg = read_csr(dd, CCE_STATUS);
6783 if (freeze) {
6784
6785 if ((reg & ALL_FROZE) == ALL_FROZE)
6786 return;
6787 } else {
6788
6789 if ((reg & ALL_FROZE) == 0)
6790 return;
6791 }
6792
6793 if (time_after(jiffies, timeout)) {
6794 dd_dev_err(dd,
6795 "Time out waiting for SPC %sfreeze, bits 0x%llx, expecting 0x%llx, continuing",
6796 freeze ? "" : "un", reg & ALL_FROZE,
6797 freeze ? ALL_FROZE : 0ull);
6798 return;
6799 }
6800 usleep_range(80, 120);
6801 }
6802}
6803
6804
6805
6806
6807static void rxe_freeze(struct hfi1_devdata *dd)
6808{
6809 int i;
6810 struct hfi1_ctxtdata *rcd;
6811
6812
6813 clear_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
6814
6815
6816 for (i = 0; i < dd->num_rcv_contexts; i++) {
6817 rcd = hfi1_rcd_get_by_index(dd, i);
6818 hfi1_rcvctrl(dd, HFI1_RCVCTRL_CTXT_DIS, rcd);
6819 hfi1_rcd_put(rcd);
6820 }
6821}
6822
6823
6824
6825
6826
6827
6828
6829static void rxe_kernel_unfreeze(struct hfi1_devdata *dd)
6830{
6831 u32 rcvmask;
6832 u16 i;
6833 struct hfi1_ctxtdata *rcd;
6834
6835
6836 for (i = 0; i < dd->num_rcv_contexts; i++) {
6837 rcd = hfi1_rcd_get_by_index(dd, i);
6838
6839
6840 if (!rcd ||
6841 (i >= dd->first_dyn_alloc_ctxt && !rcd->is_vnic)) {
6842 hfi1_rcd_put(rcd);
6843 continue;
6844 }
6845 rcvmask = HFI1_RCVCTRL_CTXT_ENB;
6846
6847 rcvmask |= rcd->rcvhdrtail_kvaddr ?
6848 HFI1_RCVCTRL_TAILUPD_ENB : HFI1_RCVCTRL_TAILUPD_DIS;
6849 hfi1_rcvctrl(dd, rcvmask, rcd);
6850 hfi1_rcd_put(rcd);
6851 }
6852
6853
6854 add_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
6855}
6856
6857
6858
6859
6860
6861
6862void handle_freeze(struct work_struct *work)
6863{
6864 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
6865 freeze_work);
6866 struct hfi1_devdata *dd = ppd->dd;
6867
6868
6869 wait_for_freeze_status(dd, 1);
6870
6871
6872
6873
6874 pio_freeze(dd);
6875
6876
6877 sdma_freeze(dd);
6878
6879
6880
6881
6882 rxe_freeze(dd);
6883
6884
6885
6886
6887
6888 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_UNFREEZE_SMASK);
6889 wait_for_freeze_status(dd, 0);
6890
6891 if (is_ax(dd)) {
6892 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_FREEZE_SMASK);
6893 wait_for_freeze_status(dd, 1);
6894 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_UNFREEZE_SMASK);
6895 wait_for_freeze_status(dd, 0);
6896 }
6897
6898
6899 pio_kernel_unfreeze(dd);
6900
6901
6902 sdma_unfreeze(dd);
6903
6904
6905
6906
6907 rxe_kernel_unfreeze(dd);
6908
6909
6910
6911
6912
6913
6914
6915
6916
6917
6918
6919
6920
6921
6922 dd->flags &= ~HFI1_FROZEN;
6923 wake_up(&dd->event_queue);
6924
6925
6926}
6927
6928
6929
6930
6931
6932
6933
6934
6935
6936
6937static void update_xmit_counters(struct hfi1_pportdata *ppd, u16 link_width)
6938{
6939 int i;
6940 u16 tx_width;
6941 u16 link_speed;
6942
6943 tx_width = tx_link_width(link_width);
6944 link_speed = get_link_speed(ppd->link_speed_active);
6945
6946
6947
6948
6949
6950 for (i = 0; i < C_VL_COUNT + 1; i++)
6951 get_xmit_wait_counters(ppd, tx_width, link_speed, i);
6952}
6953
6954
6955
6956
6957
6958
6959void handle_link_up(struct work_struct *work)
6960{
6961 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
6962 link_up_work);
6963 struct hfi1_devdata *dd = ppd->dd;
6964
6965 set_link_state(ppd, HLS_UP_INIT);
6966
6967
6968 read_ltp_rtt(dd);
6969
6970
6971
6972
6973 clear_linkup_counters(dd);
6974
6975
6976
6977 set_linkup_defaults(ppd);
6978
6979
6980
6981
6982
6983
6984
6985 if (!(quick_linkup || dd->icode == ICODE_FUNCTIONAL_SIMULATOR))
6986 set_up_vl15(dd, dd->vl15buf_cached);
6987
6988
6989 if ((ppd->link_speed_active & ppd->link_speed_enabled) == 0) {
6990
6991 dd_dev_err(dd,
6992 "Link speed active 0x%x is outside enabled 0x%x, downing link\n",
6993 ppd->link_speed_active, ppd->link_speed_enabled);
6994 set_link_down_reason(ppd, OPA_LINKDOWN_REASON_SPEED_POLICY, 0,
6995 OPA_LINKDOWN_REASON_SPEED_POLICY);
6996 set_link_state(ppd, HLS_DN_OFFLINE);
6997 start_link(ppd);
6998 }
6999}
7000
7001
7002
7003
7004
7005static void reset_neighbor_info(struct hfi1_pportdata *ppd)
7006{
7007 ppd->neighbor_guid = 0;
7008 ppd->neighbor_port_number = 0;
7009 ppd->neighbor_type = 0;
7010 ppd->neighbor_fm_security = 0;
7011}
7012
7013static const char * const link_down_reason_strs[] = {
7014 [OPA_LINKDOWN_REASON_NONE] = "None",
7015 [OPA_LINKDOWN_REASON_RCV_ERROR_0] = "Receive error 0",
7016 [OPA_LINKDOWN_REASON_BAD_PKT_LEN] = "Bad packet length",
7017 [OPA_LINKDOWN_REASON_PKT_TOO_LONG] = "Packet too long",
7018 [OPA_LINKDOWN_REASON_PKT_TOO_SHORT] = "Packet too short",
7019 [OPA_LINKDOWN_REASON_BAD_SLID] = "Bad SLID",
7020 [OPA_LINKDOWN_REASON_BAD_DLID] = "Bad DLID",
7021 [OPA_LINKDOWN_REASON_BAD_L2] = "Bad L2",
7022 [OPA_LINKDOWN_REASON_BAD_SC] = "Bad SC",
7023 [OPA_LINKDOWN_REASON_RCV_ERROR_8] = "Receive error 8",
7024 [OPA_LINKDOWN_REASON_BAD_MID_TAIL] = "Bad mid tail",
7025 [OPA_LINKDOWN_REASON_RCV_ERROR_10] = "Receive error 10",
7026 [OPA_LINKDOWN_REASON_PREEMPT_ERROR] = "Preempt error",
7027 [OPA_LINKDOWN_REASON_PREEMPT_VL15] = "Preempt vl15",
7028 [OPA_LINKDOWN_REASON_BAD_VL_MARKER] = "Bad VL marker",
7029 [OPA_LINKDOWN_REASON_RCV_ERROR_14] = "Receive error 14",
7030 [OPA_LINKDOWN_REASON_RCV_ERROR_15] = "Receive error 15",
7031 [OPA_LINKDOWN_REASON_BAD_HEAD_DIST] = "Bad head distance",
7032 [OPA_LINKDOWN_REASON_BAD_TAIL_DIST] = "Bad tail distance",
7033 [OPA_LINKDOWN_REASON_BAD_CTRL_DIST] = "Bad control distance",
7034 [OPA_LINKDOWN_REASON_BAD_CREDIT_ACK] = "Bad credit ack",
7035 [OPA_LINKDOWN_REASON_UNSUPPORTED_VL_MARKER] = "Unsupported VL marker",
7036 [OPA_LINKDOWN_REASON_BAD_PREEMPT] = "Bad preempt",
7037 [OPA_LINKDOWN_REASON_BAD_CONTROL_FLIT] = "Bad control flit",
7038 [OPA_LINKDOWN_REASON_EXCEED_MULTICAST_LIMIT] = "Exceed multicast limit",
7039 [OPA_LINKDOWN_REASON_RCV_ERROR_24] = "Receive error 24",
7040 [OPA_LINKDOWN_REASON_RCV_ERROR_25] = "Receive error 25",
7041 [OPA_LINKDOWN_REASON_RCV_ERROR_26] = "Receive error 26",
7042 [OPA_LINKDOWN_REASON_RCV_ERROR_27] = "Receive error 27",
7043 [OPA_LINKDOWN_REASON_RCV_ERROR_28] = "Receive error 28",
7044 [OPA_LINKDOWN_REASON_RCV_ERROR_29] = "Receive error 29",
7045 [OPA_LINKDOWN_REASON_RCV_ERROR_30] = "Receive error 30",
7046 [OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN] =
7047 "Excessive buffer overrun",
7048 [OPA_LINKDOWN_REASON_UNKNOWN] = "Unknown",
7049 [OPA_LINKDOWN_REASON_REBOOT] = "Reboot",
7050 [OPA_LINKDOWN_REASON_NEIGHBOR_UNKNOWN] = "Neighbor unknown",
7051 [OPA_LINKDOWN_REASON_FM_BOUNCE] = "FM bounce",
7052 [OPA_LINKDOWN_REASON_SPEED_POLICY] = "Speed policy",
7053 [OPA_LINKDOWN_REASON_WIDTH_POLICY] = "Width policy",
7054 [OPA_LINKDOWN_REASON_DISCONNECTED] = "Disconnected",
7055 [OPA_LINKDOWN_REASON_LOCAL_MEDIA_NOT_INSTALLED] =
7056 "Local media not installed",
7057 [OPA_LINKDOWN_REASON_NOT_INSTALLED] = "Not installed",
7058 [OPA_LINKDOWN_REASON_CHASSIS_CONFIG] = "Chassis config",
7059 [OPA_LINKDOWN_REASON_END_TO_END_NOT_INSTALLED] =
7060 "End to end not installed",
7061 [OPA_LINKDOWN_REASON_POWER_POLICY] = "Power policy",
7062 [OPA_LINKDOWN_REASON_LINKSPEED_POLICY] = "Link speed policy",
7063 [OPA_LINKDOWN_REASON_LINKWIDTH_POLICY] = "Link width policy",
7064 [OPA_LINKDOWN_REASON_SWITCH_MGMT] = "Switch management",
7065 [OPA_LINKDOWN_REASON_SMA_DISABLED] = "SMA disabled",
7066 [OPA_LINKDOWN_REASON_TRANSIENT] = "Transient"
7067};
7068
7069
7070static const char *link_down_reason_str(u8 reason)
7071{
7072 const char *str = NULL;
7073
7074 if (reason < ARRAY_SIZE(link_down_reason_strs))
7075 str = link_down_reason_strs[reason];
7076 if (!str)
7077 str = "(invalid)";
7078
7079 return str;
7080}
7081
7082
7083
7084
7085
7086
7087void handle_link_down(struct work_struct *work)
7088{
7089 u8 lcl_reason, neigh_reason = 0;
7090 u8 link_down_reason;
7091 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7092 link_down_work);
7093 int was_up;
7094 static const char ldr_str[] = "Link down reason: ";
7095
7096 if ((ppd->host_link_state &
7097 (HLS_DN_POLL | HLS_VERIFY_CAP | HLS_GOING_UP)) &&
7098 ppd->port_type == PORT_TYPE_FIXED)
7099 ppd->offline_disabled_reason =
7100 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NOT_INSTALLED);
7101
7102
7103 was_up = !!(ppd->host_link_state & HLS_UP);
7104 set_link_state(ppd, HLS_DN_OFFLINE);
7105 xchg(&ppd->is_link_down_queued, 0);
7106
7107 if (was_up) {
7108 lcl_reason = 0;
7109
7110 read_link_down_reason(ppd->dd, &link_down_reason);
7111 switch (link_down_reason) {
7112 case LDR_LINK_TRANSFER_ACTIVE_LOW:
7113
7114 dd_dev_info(ppd->dd, "%sUnexpected link down\n",
7115 ldr_str);
7116 break;
7117 case LDR_RECEIVED_LINKDOWN_IDLE_MSG:
7118
7119
7120
7121
7122 read_planned_down_reason_code(ppd->dd, &neigh_reason);
7123 dd_dev_info(ppd->dd,
7124 "%sNeighbor link down message %d, %s\n",
7125 ldr_str, neigh_reason,
7126 link_down_reason_str(neigh_reason));
7127 break;
7128 case LDR_RECEIVED_HOST_OFFLINE_REQ:
7129 dd_dev_info(ppd->dd,
7130 "%sHost requested link to go offline\n",
7131 ldr_str);
7132 break;
7133 default:
7134 dd_dev_info(ppd->dd, "%sUnknown reason 0x%x\n",
7135 ldr_str, link_down_reason);
7136 break;
7137 }
7138
7139
7140
7141
7142
7143 if (neigh_reason == 0)
7144 lcl_reason = OPA_LINKDOWN_REASON_NEIGHBOR_UNKNOWN;
7145 } else {
7146
7147 lcl_reason = OPA_LINKDOWN_REASON_TRANSIENT;
7148 }
7149
7150 set_link_down_reason(ppd, lcl_reason, neigh_reason, 0);
7151
7152
7153 if (was_up && ppd->local_link_down_reason.sma == 0 &&
7154 ppd->neigh_link_down_reason.sma == 0) {
7155 ppd->local_link_down_reason.sma =
7156 ppd->local_link_down_reason.latest;
7157 ppd->neigh_link_down_reason.sma =
7158 ppd->neigh_link_down_reason.latest;
7159 }
7160
7161 reset_neighbor_info(ppd);
7162
7163
7164 clear_rcvctrl(ppd->dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
7165
7166
7167
7168
7169
7170 if (ppd->port_type == PORT_TYPE_QSFP && !qsfp_mod_present(ppd))
7171 dc_shutdown(ppd->dd);
7172 else
7173 start_link(ppd);
7174}
7175
7176void handle_link_bounce(struct work_struct *work)
7177{
7178 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7179 link_bounce_work);
7180
7181
7182
7183
7184 if (ppd->host_link_state & HLS_UP) {
7185 set_link_state(ppd, HLS_DN_OFFLINE);
7186 start_link(ppd);
7187 } else {
7188 dd_dev_info(ppd->dd, "%s: link not up (%s), nothing to do\n",
7189 __func__, link_state_name(ppd->host_link_state));
7190 }
7191}
7192
7193
7194
7195
7196
7197static int cap_to_port_ltp(int cap)
7198{
7199 int port_ltp = PORT_LTP_CRC_MODE_16;
7200
7201 if (cap & CAP_CRC_14B)
7202 port_ltp |= PORT_LTP_CRC_MODE_14;
7203 if (cap & CAP_CRC_48B)
7204 port_ltp |= PORT_LTP_CRC_MODE_48;
7205 if (cap & CAP_CRC_12B_16B_PER_LANE)
7206 port_ltp |= PORT_LTP_CRC_MODE_PER_LANE;
7207
7208 return port_ltp;
7209}
7210
7211
7212
7213
7214int port_ltp_to_cap(int port_ltp)
7215{
7216 int cap_mask = 0;
7217
7218 if (port_ltp & PORT_LTP_CRC_MODE_14)
7219 cap_mask |= CAP_CRC_14B;
7220 if (port_ltp & PORT_LTP_CRC_MODE_48)
7221 cap_mask |= CAP_CRC_48B;
7222 if (port_ltp & PORT_LTP_CRC_MODE_PER_LANE)
7223 cap_mask |= CAP_CRC_12B_16B_PER_LANE;
7224
7225 return cap_mask;
7226}
7227
7228
7229
7230
7231static int lcb_to_port_ltp(int lcb_crc)
7232{
7233 int port_ltp = 0;
7234
7235 if (lcb_crc == LCB_CRC_12B_16B_PER_LANE)
7236 port_ltp = PORT_LTP_CRC_MODE_PER_LANE;
7237 else if (lcb_crc == LCB_CRC_48B)
7238 port_ltp = PORT_LTP_CRC_MODE_48;
7239 else if (lcb_crc == LCB_CRC_14B)
7240 port_ltp = PORT_LTP_CRC_MODE_14;
7241 else
7242 port_ltp = PORT_LTP_CRC_MODE_16;
7243
7244 return port_ltp;
7245}
7246
7247static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd)
7248{
7249 if (ppd->pkeys[2] != 0) {
7250 ppd->pkeys[2] = 0;
7251 (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
7252 hfi1_event_pkey_change(ppd->dd, ppd->port);
7253 }
7254}
7255
7256
7257
7258
7259static u16 link_width_to_bits(struct hfi1_devdata *dd, u16 width)
7260{
7261 switch (width) {
7262 case 0:
7263
7264
7265
7266
7267 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR || quick_linkup)
7268 return OPA_LINK_WIDTH_4X;
7269 return 0;
7270 case 1: return OPA_LINK_WIDTH_1X;
7271 case 2: return OPA_LINK_WIDTH_2X;
7272 case 3: return OPA_LINK_WIDTH_3X;
7273 default:
7274 dd_dev_info(dd, "%s: invalid width %d, using 4\n",
7275 __func__, width);
7276
7277 case 4: return OPA_LINK_WIDTH_4X;
7278 }
7279}
7280
7281
7282
7283
7284static const u8 bit_counts[16] = {
7285 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4
7286};
7287
7288static inline u8 nibble_to_count(u8 nibble)
7289{
7290 return bit_counts[nibble & 0xf];
7291}
7292
7293
7294
7295
7296
7297
7298
7299
7300
7301static void get_link_widths(struct hfi1_devdata *dd, u16 *tx_width,
7302 u16 *rx_width)
7303{
7304 u16 tx, rx;
7305 u8 enable_lane_rx;
7306 u8 enable_lane_tx;
7307 u8 tx_polarity_inversion;
7308 u8 rx_polarity_inversion;
7309 u8 max_rate;
7310
7311
7312 read_tx_settings(dd, &enable_lane_tx, &tx_polarity_inversion,
7313 &rx_polarity_inversion, &max_rate);
7314 read_local_lni(dd, &enable_lane_rx);
7315
7316
7317 tx = nibble_to_count(enable_lane_tx);
7318 rx = nibble_to_count(enable_lane_rx);
7319
7320
7321
7322
7323
7324
7325 if ((dd->icode == ICODE_RTL_SILICON) &&
7326 (dd->dc8051_ver < dc8051_ver(0, 19, 0))) {
7327
7328 switch (max_rate) {
7329 case 0:
7330 dd->pport[0].link_speed_active = OPA_LINK_SPEED_12_5G;
7331 break;
7332 default:
7333 dd_dev_err(dd,
7334 "%s: unexpected max rate %d, using 25Gb\n",
7335 __func__, (int)max_rate);
7336
7337 case 1:
7338 dd->pport[0].link_speed_active = OPA_LINK_SPEED_25G;
7339 break;
7340 }
7341 }
7342
7343 dd_dev_info(dd,
7344 "Fabric active lanes (width): tx 0x%x (%d), rx 0x%x (%d)\n",
7345 enable_lane_tx, tx, enable_lane_rx, rx);
7346 *tx_width = link_width_to_bits(dd, tx);
7347 *rx_width = link_width_to_bits(dd, rx);
7348}
7349
7350
7351
7352
7353
7354
7355
7356
7357
7358
7359
7360
7361
7362
7363static void get_linkup_widths(struct hfi1_devdata *dd, u16 *tx_width,
7364 u16 *rx_width)
7365{
7366 u16 widths, tx, rx;
7367 u8 misc_bits, local_flags;
7368 u16 active_tx, active_rx;
7369
7370 read_vc_local_link_mode(dd, &misc_bits, &local_flags, &widths);
7371 tx = widths >> 12;
7372 rx = (widths >> 8) & 0xf;
7373
7374 *tx_width = link_width_to_bits(dd, tx);
7375 *rx_width = link_width_to_bits(dd, rx);
7376
7377
7378 get_link_widths(dd, &active_tx, &active_rx);
7379}
7380
7381
7382
7383
7384
7385
7386
7387
7388
7389void get_linkup_link_widths(struct hfi1_pportdata *ppd)
7390{
7391 u16 tx_width, rx_width;
7392
7393
7394 get_linkup_widths(ppd->dd, &tx_width, &rx_width);
7395
7396
7397 ppd->link_width_active = tx_width;
7398
7399 ppd->link_width_downgrade_tx_active = ppd->link_width_active;
7400 ppd->link_width_downgrade_rx_active = ppd->link_width_active;
7401
7402 ppd->link_width_downgrade_enabled = ppd->link_width_downgrade_supported;
7403
7404 ppd->current_egress_rate = active_egress_rate(ppd);
7405}
7406
7407
7408
7409
7410
7411
7412void handle_verify_cap(struct work_struct *work)
7413{
7414 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7415 link_vc_work);
7416 struct hfi1_devdata *dd = ppd->dd;
7417 u64 reg;
7418 u8 power_management;
7419 u8 continuous;
7420 u8 vcu;
7421 u8 vau;
7422 u8 z;
7423 u16 vl15buf;
7424 u16 link_widths;
7425 u16 crc_mask;
7426 u16 crc_val;
7427 u16 device_id;
7428 u16 active_tx, active_rx;
7429 u8 partner_supported_crc;
7430 u8 remote_tx_rate;
7431 u8 device_rev;
7432
7433 set_link_state(ppd, HLS_VERIFY_CAP);
7434
7435 lcb_shutdown(dd, 0);
7436 adjust_lcb_for_fpga_serdes(dd);
7437
7438 read_vc_remote_phy(dd, &power_management, &continuous);
7439 read_vc_remote_fabric(dd, &vau, &z, &vcu, &vl15buf,
7440 &partner_supported_crc);
7441 read_vc_remote_link_width(dd, &remote_tx_rate, &link_widths);
7442 read_remote_device_id(dd, &device_id, &device_rev);
7443
7444
7445 get_link_widths(dd, &active_tx, &active_rx);
7446 dd_dev_info(dd,
7447 "Peer PHY: power management 0x%x, continuous updates 0x%x\n",
7448 (int)power_management, (int)continuous);
7449 dd_dev_info(dd,
7450 "Peer Fabric: vAU %d, Z %d, vCU %d, vl15 credits 0x%x, CRC sizes 0x%x\n",
7451 (int)vau, (int)z, (int)vcu, (int)vl15buf,
7452 (int)partner_supported_crc);
7453 dd_dev_info(dd, "Peer Link Width: tx rate 0x%x, widths 0x%x\n",
7454 (u32)remote_tx_rate, (u32)link_widths);
7455 dd_dev_info(dd, "Peer Device ID: 0x%04x, Revision 0x%02x\n",
7456 (u32)device_id, (u32)device_rev);
7457
7458
7459
7460
7461
7462
7463
7464
7465
7466 if (vau == 0)
7467 vau = 1;
7468 set_up_vau(dd, vau);
7469
7470
7471
7472
7473
7474 set_up_vl15(dd, 0);
7475 dd->vl15buf_cached = vl15buf;
7476
7477
7478 crc_mask = ppd->port_crc_mode_enabled & partner_supported_crc;
7479
7480
7481 if (crc_mask & CAP_CRC_14B)
7482 crc_val = LCB_CRC_14B;
7483 else if (crc_mask & CAP_CRC_48B)
7484 crc_val = LCB_CRC_48B;
7485 else if (crc_mask & CAP_CRC_12B_16B_PER_LANE)
7486 crc_val = LCB_CRC_12B_16B_PER_LANE;
7487 else
7488 crc_val = LCB_CRC_16B;
7489
7490 dd_dev_info(dd, "Final LCB CRC mode: %d\n", (int)crc_val);
7491 write_csr(dd, DC_LCB_CFG_CRC_MODE,
7492 (u64)crc_val << DC_LCB_CFG_CRC_MODE_TX_VAL_SHIFT);
7493
7494
7495 reg = read_csr(dd, SEND_CM_CTRL);
7496 if (crc_val == LCB_CRC_14B && crc_14b_sideband) {
7497 write_csr(dd, SEND_CM_CTRL,
7498 reg | SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK);
7499 } else {
7500 write_csr(dd, SEND_CM_CTRL,
7501 reg & ~SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK);
7502 }
7503
7504 ppd->link_speed_active = 0;
7505 if (dd->dc8051_ver < dc8051_ver(0, 20, 0)) {
7506
7507 switch (remote_tx_rate) {
7508 case 0:
7509 ppd->link_speed_active = OPA_LINK_SPEED_12_5G;
7510 break;
7511 case 1:
7512 ppd->link_speed_active = OPA_LINK_SPEED_25G;
7513 break;
7514 }
7515 } else {
7516
7517 u8 rate = remote_tx_rate & ppd->local_tx_rate;
7518
7519 if (rate & 2)
7520 ppd->link_speed_active = OPA_LINK_SPEED_25G;
7521 else if (rate & 1)
7522 ppd->link_speed_active = OPA_LINK_SPEED_12_5G;
7523 }
7524 if (ppd->link_speed_active == 0) {
7525 dd_dev_err(dd, "%s: unexpected remote tx rate %d, using 25Gb\n",
7526 __func__, (int)remote_tx_rate);
7527 ppd->link_speed_active = OPA_LINK_SPEED_25G;
7528 }
7529
7530
7531
7532
7533
7534
7535
7536
7537 ppd->port_ltp_crc_mode = cap_to_port_ltp(link_crc_mask) << 8;
7538
7539 ppd->port_ltp_crc_mode |=
7540 cap_to_port_ltp(ppd->port_crc_mode_enabled) << 4;
7541
7542 ppd->port_ltp_crc_mode |= lcb_to_port_ltp(crc_val);
7543
7544
7545
7546 assign_remote_cm_au_table(dd, vcu);
7547
7548
7549
7550
7551
7552
7553
7554
7555
7556
7557 if (is_ax(dd)) {
7558 reg = read_csr(dd, DC_LCB_CFG_LINK_KILL_EN);
7559 reg |= DC_LCB_CFG_LINK_KILL_EN_REPLAY_BUF_MBE_SMASK
7560 | DC_LCB_CFG_LINK_KILL_EN_FLIT_INPUT_BUF_MBE_SMASK;
7561 write_csr(dd, DC_LCB_CFG_LINK_KILL_EN, reg);
7562 }
7563
7564
7565 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0);
7566
7567
7568 write_csr(dd, DC_LCB_ERR_EN, 0);
7569 set_8051_lcb_access(dd);
7570
7571
7572 set_link_state(ppd, HLS_GOING_UP);
7573}
7574
7575
7576
7577
7578
7579
7580
7581
7582
7583
7584
7585
7586
7587
7588
7589
7590bool apply_link_downgrade_policy(struct hfi1_pportdata *ppd,
7591 bool refresh_widths)
7592{
7593 int do_bounce = 0;
7594 int tries;
7595 u16 lwde;
7596 u16 tx, rx;
7597 bool link_downgraded = refresh_widths;
7598
7599
7600 tries = 0;
7601retry:
7602 mutex_lock(&ppd->hls_lock);
7603
7604 if (ppd->host_link_state & HLS_DOWN) {
7605
7606 if (ppd->host_link_state & HLS_GOING_UP) {
7607 if (++tries < 1000) {
7608 mutex_unlock(&ppd->hls_lock);
7609 usleep_range(100, 120);
7610 goto retry;
7611 }
7612 dd_dev_err(ppd->dd,
7613 "%s: giving up waiting for link state change\n",
7614 __func__);
7615 }
7616 goto done;
7617 }
7618
7619 lwde = ppd->link_width_downgrade_enabled;
7620
7621 if (refresh_widths) {
7622 get_link_widths(ppd->dd, &tx, &rx);
7623 ppd->link_width_downgrade_tx_active = tx;
7624 ppd->link_width_downgrade_rx_active = rx;
7625 }
7626
7627 if (ppd->link_width_downgrade_tx_active == 0 ||
7628 ppd->link_width_downgrade_rx_active == 0) {
7629
7630 dd_dev_err(ppd->dd, "Link downgrade is really a link down, ignoring\n");
7631 link_downgraded = false;
7632 } else if (lwde == 0) {
7633
7634
7635
7636 if ((ppd->link_width_active !=
7637 ppd->link_width_downgrade_tx_active) ||
7638 (ppd->link_width_active !=
7639 ppd->link_width_downgrade_rx_active)) {
7640 dd_dev_err(ppd->dd,
7641 "Link downgrade is disabled and link has downgraded, downing link\n");
7642 dd_dev_err(ppd->dd,
7643 " original 0x%x, tx active 0x%x, rx active 0x%x\n",
7644 ppd->link_width_active,
7645 ppd->link_width_downgrade_tx_active,
7646 ppd->link_width_downgrade_rx_active);
7647 do_bounce = 1;
7648 link_downgraded = false;
7649 }
7650 } else if ((lwde & ppd->link_width_downgrade_tx_active) == 0 ||
7651 (lwde & ppd->link_width_downgrade_rx_active) == 0) {
7652
7653 dd_dev_err(ppd->dd,
7654 "Link is outside of downgrade allowed, downing link\n");
7655 dd_dev_err(ppd->dd,
7656 " enabled 0x%x, tx active 0x%x, rx active 0x%x\n",
7657 lwde, ppd->link_width_downgrade_tx_active,
7658 ppd->link_width_downgrade_rx_active);
7659 do_bounce = 1;
7660 link_downgraded = false;
7661 }
7662
7663done:
7664 mutex_unlock(&ppd->hls_lock);
7665
7666 if (do_bounce) {
7667 set_link_down_reason(ppd, OPA_LINKDOWN_REASON_WIDTH_POLICY, 0,
7668 OPA_LINKDOWN_REASON_WIDTH_POLICY);
7669 set_link_state(ppd, HLS_DN_OFFLINE);
7670 start_link(ppd);
7671 }
7672
7673 return link_downgraded;
7674}
7675
7676
7677
7678
7679
7680
7681void handle_link_downgrade(struct work_struct *work)
7682{
7683 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7684 link_downgrade_work);
7685
7686 dd_dev_info(ppd->dd, "8051: Link width downgrade\n");
7687 if (apply_link_downgrade_policy(ppd, true))
7688 update_xmit_counters(ppd, ppd->link_width_downgrade_tx_active);
7689}
7690
7691static char *dcc_err_string(char *buf, int buf_len, u64 flags)
7692{
7693 return flag_string(buf, buf_len, flags, dcc_err_flags,
7694 ARRAY_SIZE(dcc_err_flags));
7695}
7696
7697static char *lcb_err_string(char *buf, int buf_len, u64 flags)
7698{
7699 return flag_string(buf, buf_len, flags, lcb_err_flags,
7700 ARRAY_SIZE(lcb_err_flags));
7701}
7702
7703static char *dc8051_err_string(char *buf, int buf_len, u64 flags)
7704{
7705 return flag_string(buf, buf_len, flags, dc8051_err_flags,
7706 ARRAY_SIZE(dc8051_err_flags));
7707}
7708
7709static char *dc8051_info_err_string(char *buf, int buf_len, u64 flags)
7710{
7711 return flag_string(buf, buf_len, flags, dc8051_info_err_flags,
7712 ARRAY_SIZE(dc8051_info_err_flags));
7713}
7714
7715static char *dc8051_info_host_msg_string(char *buf, int buf_len, u64 flags)
7716{
7717 return flag_string(buf, buf_len, flags, dc8051_info_host_msg_flags,
7718 ARRAY_SIZE(dc8051_info_host_msg_flags));
7719}
7720
7721static void handle_8051_interrupt(struct hfi1_devdata *dd, u32 unused, u64 reg)
7722{
7723 struct hfi1_pportdata *ppd = dd->pport;
7724 u64 info, err, host_msg;
7725 int queue_link_down = 0;
7726 char buf[96];
7727
7728
7729 if (reg & DC_DC8051_ERR_FLG_SET_BY_8051_SMASK) {
7730
7731
7732 info = read_csr(dd, DC_DC8051_DBG_ERR_INFO_SET_BY_8051);
7733 err = (info >> DC_DC8051_DBG_ERR_INFO_SET_BY_8051_ERROR_SHIFT)
7734 & DC_DC8051_DBG_ERR_INFO_SET_BY_8051_ERROR_MASK;
7735 host_msg = (info >>
7736 DC_DC8051_DBG_ERR_INFO_SET_BY_8051_HOST_MSG_SHIFT)
7737 & DC_DC8051_DBG_ERR_INFO_SET_BY_8051_HOST_MSG_MASK;
7738
7739
7740
7741
7742 if (err & FAILED_LNI) {
7743
7744
7745
7746
7747
7748
7749 if (ppd->host_link_state
7750 & (HLS_DN_POLL | HLS_VERIFY_CAP | HLS_GOING_UP)) {
7751 queue_link_down = 1;
7752 dd_dev_info(dd, "Link error: %s\n",
7753 dc8051_info_err_string(buf,
7754 sizeof(buf),
7755 err &
7756 FAILED_LNI));
7757 }
7758 err &= ~(u64)FAILED_LNI;
7759 }
7760
7761 if (err & UNKNOWN_FRAME) {
7762 ppd->unknown_frame_count++;
7763 err &= ~(u64)UNKNOWN_FRAME;
7764 }
7765 if (err) {
7766
7767 dd_dev_err(dd, "8051 info error: %s\n",
7768 dc8051_info_err_string(buf, sizeof(buf),
7769 err));
7770 }
7771
7772
7773
7774
7775 if (host_msg & HOST_REQ_DONE) {
7776
7777
7778
7779
7780
7781
7782
7783
7784
7785 host_msg &= ~(u64)HOST_REQ_DONE;
7786 }
7787 if (host_msg & BC_SMA_MSG) {
7788 queue_work(ppd->link_wq, &ppd->sma_message_work);
7789 host_msg &= ~(u64)BC_SMA_MSG;
7790 }
7791 if (host_msg & LINKUP_ACHIEVED) {
7792 dd_dev_info(dd, "8051: Link up\n");
7793 queue_work(ppd->link_wq, &ppd->link_up_work);
7794 host_msg &= ~(u64)LINKUP_ACHIEVED;
7795 }
7796 if (host_msg & EXT_DEVICE_CFG_REQ) {
7797 handle_8051_request(ppd);
7798 host_msg &= ~(u64)EXT_DEVICE_CFG_REQ;
7799 }
7800 if (host_msg & VERIFY_CAP_FRAME) {
7801 queue_work(ppd->link_wq, &ppd->link_vc_work);
7802 host_msg &= ~(u64)VERIFY_CAP_FRAME;
7803 }
7804 if (host_msg & LINK_GOING_DOWN) {
7805 const char *extra = "";
7806
7807 if (host_msg & LINK_WIDTH_DOWNGRADED) {
7808 host_msg &= ~(u64)LINK_WIDTH_DOWNGRADED;
7809 extra = " (ignoring downgrade)";
7810 }
7811 dd_dev_info(dd, "8051: Link down%s\n", extra);
7812 queue_link_down = 1;
7813 host_msg &= ~(u64)LINK_GOING_DOWN;
7814 }
7815 if (host_msg & LINK_WIDTH_DOWNGRADED) {
7816 queue_work(ppd->link_wq, &ppd->link_downgrade_work);
7817 host_msg &= ~(u64)LINK_WIDTH_DOWNGRADED;
7818 }
7819 if (host_msg) {
7820
7821 dd_dev_info(dd, "8051 info host message: %s\n",
7822 dc8051_info_host_msg_string(buf,
7823 sizeof(buf),
7824 host_msg));
7825 }
7826
7827 reg &= ~DC_DC8051_ERR_FLG_SET_BY_8051_SMASK;
7828 }
7829 if (reg & DC_DC8051_ERR_FLG_LOST_8051_HEART_BEAT_SMASK) {
7830
7831
7832
7833
7834
7835 dd_dev_err(dd, "Lost 8051 heartbeat\n");
7836 write_csr(dd, DC_DC8051_ERR_EN,
7837 read_csr(dd, DC_DC8051_ERR_EN) &
7838 ~DC_DC8051_ERR_EN_LOST_8051_HEART_BEAT_SMASK);
7839
7840 reg &= ~DC_DC8051_ERR_FLG_LOST_8051_HEART_BEAT_SMASK;
7841 }
7842 if (reg) {
7843
7844 dd_dev_err(dd, "8051 error: %s\n",
7845 dc8051_err_string(buf, sizeof(buf), reg));
7846 }
7847
7848 if (queue_link_down) {
7849
7850
7851
7852
7853
7854 if ((ppd->host_link_state &
7855 (HLS_GOING_OFFLINE | HLS_LINK_COOLDOWN)) ||
7856 ppd->link_enabled == 0) {
7857 dd_dev_info(dd, "%s: not queuing link down. host_link_state %x, link_enabled %x\n",
7858 __func__, ppd->host_link_state,
7859 ppd->link_enabled);
7860 } else {
7861 if (xchg(&ppd->is_link_down_queued, 1) == 1)
7862 dd_dev_info(dd,
7863 "%s: link down request already queued\n",
7864 __func__);
7865 else
7866 queue_work(ppd->link_wq, &ppd->link_down_work);
7867 }
7868 }
7869}
7870
7871static const char * const fm_config_txt[] = {
7872[0] =
7873 "BadHeadDist: Distance violation between two head flits",
7874[1] =
7875 "BadTailDist: Distance violation between two tail flits",
7876[2] =
7877 "BadCtrlDist: Distance violation between two credit control flits",
7878[3] =
7879 "BadCrdAck: Credits return for unsupported VL",
7880[4] =
7881 "UnsupportedVLMarker: Received VL Marker",
7882[5] =
7883 "BadPreempt: Exceeded the preemption nesting level",
7884[6] =
7885 "BadControlFlit: Received unsupported control flit",
7886
7887[8] =
7888 "UnsupportedVLMarker: Received VL Marker for unconfigured or disabled VL",
7889};
7890
7891static const char * const port_rcv_txt[] = {
7892[1] =
7893 "BadPktLen: Illegal PktLen",
7894[2] =
7895 "PktLenTooLong: Packet longer than PktLen",
7896[3] =
7897 "PktLenTooShort: Packet shorter than PktLen",
7898[4] =
7899 "BadSLID: Illegal SLID (0, using multicast as SLID, does not include security validation of SLID)",
7900[5] =
7901 "BadDLID: Illegal DLID (0, doesn't match HFI)",
7902[6] =
7903 "BadL2: Illegal L2 opcode",
7904[7] =
7905 "BadSC: Unsupported SC",
7906[9] =
7907 "BadRC: Illegal RC",
7908[11] =
7909 "PreemptError: Preempting with same VL",
7910[12] =
7911 "PreemptVL15: Preempting a VL15 packet",
7912};
7913
7914#define OPA_LDR_FMCONFIG_OFFSET 16
7915#define OPA_LDR_PORTRCV_OFFSET 0
7916static void handle_dcc_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
7917{
7918 u64 info, hdr0, hdr1;
7919 const char *extra;
7920 char buf[96];
7921 struct hfi1_pportdata *ppd = dd->pport;
7922 u8 lcl_reason = 0;
7923 int do_bounce = 0;
7924
7925 if (reg & DCC_ERR_FLG_UNCORRECTABLE_ERR_SMASK) {
7926 if (!(dd->err_info_uncorrectable & OPA_EI_STATUS_SMASK)) {
7927 info = read_csr(dd, DCC_ERR_INFO_UNCORRECTABLE);
7928 dd->err_info_uncorrectable = info & OPA_EI_CODE_SMASK;
7929
7930 dd->err_info_uncorrectable |= OPA_EI_STATUS_SMASK;
7931 }
7932 reg &= ~DCC_ERR_FLG_UNCORRECTABLE_ERR_SMASK;
7933 }
7934
7935 if (reg & DCC_ERR_FLG_LINK_ERR_SMASK) {
7936 struct hfi1_pportdata *ppd = dd->pport;
7937
7938 if (ppd->link_downed < (u32)UINT_MAX)
7939 ppd->link_downed++;
7940 reg &= ~DCC_ERR_FLG_LINK_ERR_SMASK;
7941 }
7942
7943 if (reg & DCC_ERR_FLG_FMCONFIG_ERR_SMASK) {
7944 u8 reason_valid = 1;
7945
7946 info = read_csr(dd, DCC_ERR_INFO_FMCONFIG);
7947 if (!(dd->err_info_fmconfig & OPA_EI_STATUS_SMASK)) {
7948 dd->err_info_fmconfig = info & OPA_EI_CODE_SMASK;
7949
7950 dd->err_info_fmconfig |= OPA_EI_STATUS_SMASK;
7951 }
7952 switch (info) {
7953 case 0:
7954 case 1:
7955 case 2:
7956 case 3:
7957 case 4:
7958 case 5:
7959 case 6:
7960 extra = fm_config_txt[info];
7961 break;
7962 case 8:
7963 extra = fm_config_txt[info];
7964 if (ppd->port_error_action &
7965 OPA_PI_MASK_FM_CFG_UNSUPPORTED_VL_MARKER) {
7966 do_bounce = 1;
7967
7968
7969
7970
7971 lcl_reason =
7972 OPA_LINKDOWN_REASON_UNSUPPORTED_VL_MARKER;
7973 }
7974 break;
7975 default:
7976 reason_valid = 0;
7977 snprintf(buf, sizeof(buf), "reserved%lld", info);
7978 extra = buf;
7979 break;
7980 }
7981
7982 if (reason_valid && !do_bounce) {
7983 do_bounce = ppd->port_error_action &
7984 (1 << (OPA_LDR_FMCONFIG_OFFSET + info));
7985 lcl_reason = info + OPA_LINKDOWN_REASON_BAD_HEAD_DIST;
7986 }
7987
7988
7989 dd_dev_info_ratelimited(dd, "DCC Error: fmconfig error: %s\n",
7990 extra);
7991 reg &= ~DCC_ERR_FLG_FMCONFIG_ERR_SMASK;
7992 }
7993
7994 if (reg & DCC_ERR_FLG_RCVPORT_ERR_SMASK) {
7995 u8 reason_valid = 1;
7996
7997 info = read_csr(dd, DCC_ERR_INFO_PORTRCV);
7998 hdr0 = read_csr(dd, DCC_ERR_INFO_PORTRCV_HDR0);
7999 hdr1 = read_csr(dd, DCC_ERR_INFO_PORTRCV_HDR1);
8000 if (!(dd->err_info_rcvport.status_and_code &
8001 OPA_EI_STATUS_SMASK)) {
8002 dd->err_info_rcvport.status_and_code =
8003 info & OPA_EI_CODE_SMASK;
8004
8005 dd->err_info_rcvport.status_and_code |=
8006 OPA_EI_STATUS_SMASK;
8007
8008
8009
8010
8011 dd->err_info_rcvport.packet_flit1 = hdr0;
8012 dd->err_info_rcvport.packet_flit2 = hdr1;
8013 }
8014 switch (info) {
8015 case 1:
8016 case 2:
8017 case 3:
8018 case 4:
8019 case 5:
8020 case 6:
8021 case 7:
8022 case 9:
8023 case 11:
8024 case 12:
8025 extra = port_rcv_txt[info];
8026 break;
8027 default:
8028 reason_valid = 0;
8029 snprintf(buf, sizeof(buf), "reserved%lld", info);
8030 extra = buf;
8031 break;
8032 }
8033
8034 if (reason_valid && !do_bounce) {
8035 do_bounce = ppd->port_error_action &
8036 (1 << (OPA_LDR_PORTRCV_OFFSET + info));
8037 lcl_reason = info + OPA_LINKDOWN_REASON_RCV_ERROR_0;
8038 }
8039
8040
8041 dd_dev_info_ratelimited(dd, "DCC Error: PortRcv error: %s\n"
8042 " hdr0 0x%llx, hdr1 0x%llx\n",
8043 extra, hdr0, hdr1);
8044
8045 reg &= ~DCC_ERR_FLG_RCVPORT_ERR_SMASK;
8046 }
8047
8048 if (reg & DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_UC_SMASK) {
8049
8050 dd_dev_info_ratelimited(dd, "8051 access to LCB blocked\n");
8051 reg &= ~DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_UC_SMASK;
8052 }
8053 if (reg & DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_HOST_SMASK) {
8054
8055 dd_dev_info_ratelimited(dd, "host access to LCB blocked\n");
8056 reg &= ~DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_HOST_SMASK;
8057 }
8058
8059 if (unlikely(hfi1_dbg_fault_suppress_err(&dd->verbs_dev)))
8060 reg &= ~DCC_ERR_FLG_LATE_EBP_ERR_SMASK;
8061
8062
8063 if (reg)
8064 dd_dev_info_ratelimited(dd, "DCC Error: %s\n",
8065 dcc_err_string(buf, sizeof(buf), reg));
8066
8067 if (lcl_reason == 0)
8068 lcl_reason = OPA_LINKDOWN_REASON_UNKNOWN;
8069
8070 if (do_bounce) {
8071 dd_dev_info_ratelimited(dd, "%s: PortErrorAction bounce\n",
8072 __func__);
8073 set_link_down_reason(ppd, lcl_reason, 0, lcl_reason);
8074 queue_work(ppd->link_wq, &ppd->link_bounce_work);
8075 }
8076}
8077
8078static void handle_lcb_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
8079{
8080 char buf[96];
8081
8082 dd_dev_info(dd, "LCB Error: %s\n",
8083 lcb_err_string(buf, sizeof(buf), reg));
8084}
8085
8086
8087
8088
8089static void is_dc_int(struct hfi1_devdata *dd, unsigned int source)
8090{
8091 const struct err_reg_info *eri = &dc_errs[source];
8092
8093 if (eri->handler) {
8094 interrupt_clear_down(dd, 0, eri);
8095 } else if (source == 3 ) {
8096
8097
8098
8099
8100
8101
8102
8103
8104
8105 dd_dev_err(dd, "Parity error in DC LBM block\n");
8106 } else {
8107 dd_dev_err(dd, "Invalid DC interrupt %u\n", source);
8108 }
8109}
8110
8111
8112
8113
8114static void is_send_credit_int(struct hfi1_devdata *dd, unsigned int source)
8115{
8116 sc_group_release_update(dd, source);
8117}
8118
8119
8120
8121
8122
8123
8124
8125
8126
8127
8128static void is_sdma_eng_int(struct hfi1_devdata *dd, unsigned int source)
8129{
8130
8131 unsigned int what = source / TXE_NUM_SDMA_ENGINES;
8132
8133 unsigned int which = source % TXE_NUM_SDMA_ENGINES;
8134
8135#ifdef CONFIG_SDMA_VERBOSITY
8136 dd_dev_err(dd, "CONFIG SDMA(%u) %s:%d %s()\n", which,
8137 slashstrip(__FILE__), __LINE__, __func__);
8138 sdma_dumpstate(&dd->per_sdma[which]);
8139#endif
8140
8141 if (likely(what < 3 && which < dd->num_sdma)) {
8142 sdma_engine_interrupt(&dd->per_sdma[which], 1ull << source);
8143 } else {
8144
8145 dd_dev_err(dd, "Invalid SDMA interrupt 0x%x\n", source);
8146 }
8147}
8148
8149
8150
8151
8152
8153
8154
8155
8156
8157
8158
8159static void is_rcv_avail_int(struct hfi1_devdata *dd, unsigned int source)
8160{
8161 struct hfi1_ctxtdata *rcd;
8162 char *err_detail;
8163
8164 if (likely(source < dd->num_rcv_contexts)) {
8165 rcd = hfi1_rcd_get_by_index(dd, source);
8166 if (rcd) {
8167 handle_user_interrupt(rcd);
8168 hfi1_rcd_put(rcd);
8169 return;
8170 }
8171
8172 err_detail = "dataless";
8173 } else {
8174
8175 err_detail = "out of range";
8176 }
8177 dd_dev_err(dd, "unexpected %s receive available context interrupt %u\n",
8178 err_detail, source);
8179}
8180
8181
8182
8183
8184
8185
8186
8187
8188
8189
8190static void is_rcv_urgent_int(struct hfi1_devdata *dd, unsigned int source)
8191{
8192 struct hfi1_ctxtdata *rcd;
8193 char *err_detail;
8194
8195 if (likely(source < dd->num_rcv_contexts)) {
8196 rcd = hfi1_rcd_get_by_index(dd, source);
8197 if (rcd) {
8198 handle_user_interrupt(rcd);
8199 hfi1_rcd_put(rcd);
8200 return;
8201 }
8202
8203 err_detail = "dataless";
8204 } else {
8205
8206 err_detail = "out of range";
8207 }
8208 dd_dev_err(dd, "unexpected %s receive urgent context interrupt %u\n",
8209 err_detail, source);
8210}
8211
8212
8213
8214
8215static void is_reserved_int(struct hfi1_devdata *dd, unsigned int source)
8216{
8217 char name[64];
8218
8219 dd_dev_err(dd, "unexpected %s interrupt\n",
8220 is_reserved_name(name, sizeof(name), source));
8221}
8222
8223static const struct is_table is_table[] = {
8224
8225
8226
8227
8228{ IS_GENERAL_ERR_START, IS_GENERAL_ERR_END,
8229 is_misc_err_name, is_misc_err_int },
8230{ IS_SDMAENG_ERR_START, IS_SDMAENG_ERR_END,
8231 is_sdma_eng_err_name, is_sdma_eng_err_int },
8232{ IS_SENDCTXT_ERR_START, IS_SENDCTXT_ERR_END,
8233 is_sendctxt_err_name, is_sendctxt_err_int },
8234{ IS_SDMA_START, IS_SDMA_END,
8235 is_sdma_eng_name, is_sdma_eng_int },
8236{ IS_VARIOUS_START, IS_VARIOUS_END,
8237 is_various_name, is_various_int },
8238{ IS_DC_START, IS_DC_END,
8239 is_dc_name, is_dc_int },
8240{ IS_RCVAVAIL_START, IS_RCVAVAIL_END,
8241 is_rcv_avail_name, is_rcv_avail_int },
8242{ IS_RCVURGENT_START, IS_RCVURGENT_END,
8243 is_rcv_urgent_name, is_rcv_urgent_int },
8244{ IS_SENDCREDIT_START, IS_SENDCREDIT_END,
8245 is_send_credit_name, is_send_credit_int},
8246{ IS_RESERVED_START, IS_RESERVED_END,
8247 is_reserved_name, is_reserved_int},
8248};
8249
8250
8251
8252
8253
8254static void is_interrupt(struct hfi1_devdata *dd, unsigned int source)
8255{
8256 const struct is_table *entry;
8257
8258
8259 for (entry = &is_table[0]; entry->is_name; entry++) {
8260 if (source < entry->end) {
8261 trace_hfi1_interrupt(dd, entry, source);
8262 entry->is_int(dd, source - entry->start);
8263 return;
8264 }
8265 }
8266
8267 dd_dev_err(dd, "invalid interrupt source %u\n", source);
8268}
8269
8270
8271
8272
8273
8274
8275
8276
8277
8278
8279static irqreturn_t general_interrupt(int irq, void *data)
8280{
8281 struct hfi1_devdata *dd = data;
8282 u64 regs[CCE_NUM_INT_CSRS];
8283 u32 bit;
8284 int i;
8285 irqreturn_t handled = IRQ_NONE;
8286
8287 this_cpu_inc(*dd->int_counter);
8288
8289
8290 for (i = 0; i < CCE_NUM_INT_CSRS; i++) {
8291 if (dd->gi_mask[i] == 0) {
8292 regs[i] = 0;
8293 continue;
8294 }
8295 regs[i] = read_csr(dd, CCE_INT_STATUS + (8 * i)) &
8296 dd->gi_mask[i];
8297
8298 if (regs[i])
8299 write_csr(dd, CCE_INT_CLEAR + (8 * i), regs[i]);
8300 }
8301
8302
8303 for_each_set_bit(bit, (unsigned long *)®s[0],
8304 CCE_NUM_INT_CSRS * 64) {
8305 is_interrupt(dd, bit);
8306 handled = IRQ_HANDLED;
8307 }
8308
8309 return handled;
8310}
8311
8312static irqreturn_t sdma_interrupt(int irq, void *data)
8313{
8314 struct sdma_engine *sde = data;
8315 struct hfi1_devdata *dd = sde->dd;
8316 u64 status;
8317
8318#ifdef CONFIG_SDMA_VERBOSITY
8319 dd_dev_err(dd, "CONFIG SDMA(%u) %s:%d %s()\n", sde->this_idx,
8320 slashstrip(__FILE__), __LINE__, __func__);
8321 sdma_dumpstate(sde);
8322#endif
8323
8324 this_cpu_inc(*dd->int_counter);
8325
8326
8327 status = read_csr(dd,
8328 CCE_INT_STATUS + (8 * (IS_SDMA_START / 64)))
8329 & sde->imask;
8330 if (likely(status)) {
8331
8332 write_csr(dd,
8333 CCE_INT_CLEAR + (8 * (IS_SDMA_START / 64)),
8334 status);
8335
8336
8337 sdma_engine_interrupt(sde, status);
8338 } else {
8339 dd_dev_info_ratelimited(dd, "SDMA engine %u interrupt, but no status bits set\n",
8340 sde->this_idx);
8341 }
8342 return IRQ_HANDLED;
8343}
8344
8345
8346
8347
8348
8349
8350static inline void clear_recv_intr(struct hfi1_ctxtdata *rcd)
8351{
8352 struct hfi1_devdata *dd = rcd->dd;
8353 u32 addr = CCE_INT_CLEAR + (8 * rcd->ireg);
8354
8355 mmiowb();
8356 write_csr(dd, addr, rcd->imask);
8357
8358 (void)read_csr(dd, addr);
8359}
8360
8361
8362void force_recv_intr(struct hfi1_ctxtdata *rcd)
8363{
8364 write_csr(rcd->dd, CCE_INT_FORCE + (8 * rcd->ireg), rcd->imask);
8365}
8366
8367
8368
8369
8370
8371
8372
8373
8374
8375
8376
8377static inline int check_packet_present(struct hfi1_ctxtdata *rcd)
8378{
8379 u32 tail;
8380 int present;
8381
8382 if (!rcd->rcvhdrtail_kvaddr)
8383 present = (rcd->seq_cnt ==
8384 rhf_rcv_seq(rhf_to_cpu(get_rhf_addr(rcd))));
8385 else
8386 present = (rcd->head != get_rcvhdrtail(rcd));
8387
8388 if (present)
8389 return 1;
8390
8391
8392 tail = (u32)read_uctxt_csr(rcd->dd, rcd->ctxt, RCV_HDR_TAIL);
8393 return rcd->head != tail;
8394}
8395
8396
8397
8398
8399
8400
8401
8402
8403
8404static irqreturn_t receive_context_interrupt(int irq, void *data)
8405{
8406 struct hfi1_ctxtdata *rcd = data;
8407 struct hfi1_devdata *dd = rcd->dd;
8408 int disposition;
8409 int present;
8410
8411 trace_hfi1_receive_interrupt(dd, rcd);
8412 this_cpu_inc(*dd->int_counter);
8413 aspm_ctx_disable(rcd);
8414
8415
8416 disposition = rcd->do_interrupt(rcd, 0);
8417
8418
8419
8420
8421
8422
8423 if (disposition == RCV_PKT_LIMIT)
8424 return IRQ_WAKE_THREAD;
8425
8426
8427
8428
8429
8430
8431
8432 clear_recv_intr(rcd);
8433 present = check_packet_present(rcd);
8434 if (present)
8435 force_recv_intr(rcd);
8436
8437 return IRQ_HANDLED;
8438}
8439
8440
8441
8442
8443
8444static irqreturn_t receive_context_thread(int irq, void *data)
8445{
8446 struct hfi1_ctxtdata *rcd = data;
8447 int present;
8448
8449
8450 (void)rcd->do_interrupt(rcd, 1);
8451
8452
8453
8454
8455
8456
8457
8458
8459 local_irq_disable();
8460 clear_recv_intr(rcd);
8461 present = check_packet_present(rcd);
8462 if (present)
8463 force_recv_intr(rcd);
8464 local_irq_enable();
8465
8466 return IRQ_HANDLED;
8467}
8468
8469
8470
8471u32 read_physical_state(struct hfi1_devdata *dd)
8472{
8473 u64 reg;
8474
8475 reg = read_csr(dd, DC_DC8051_STS_CUR_STATE);
8476 return (reg >> DC_DC8051_STS_CUR_STATE_PORT_SHIFT)
8477 & DC_DC8051_STS_CUR_STATE_PORT_MASK;
8478}
8479
8480u32 read_logical_state(struct hfi1_devdata *dd)
8481{
8482 u64 reg;
8483
8484 reg = read_csr(dd, DCC_CFG_PORT_CONFIG);
8485 return (reg >> DCC_CFG_PORT_CONFIG_LINK_STATE_SHIFT)
8486 & DCC_CFG_PORT_CONFIG_LINK_STATE_MASK;
8487}
8488
8489static void set_logical_state(struct hfi1_devdata *dd, u32 chip_lstate)
8490{
8491 u64 reg;
8492
8493 reg = read_csr(dd, DCC_CFG_PORT_CONFIG);
8494
8495 reg &= ~DCC_CFG_PORT_CONFIG_LINK_STATE_SMASK;
8496 reg |= (u64)chip_lstate << DCC_CFG_PORT_CONFIG_LINK_STATE_SHIFT;
8497 write_csr(dd, DCC_CFG_PORT_CONFIG, reg);
8498}
8499
8500
8501
8502
8503static int read_lcb_via_8051(struct hfi1_devdata *dd, u32 addr, u64 *data)
8504{
8505 u32 regno;
8506 int ret;
8507
8508 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR) {
8509 if (acquire_lcb_access(dd, 0) == 0) {
8510 *data = read_csr(dd, addr);
8511 release_lcb_access(dd, 0);
8512 return 0;
8513 }
8514 return -EBUSY;
8515 }
8516
8517
8518 regno = (addr - DC_LCB_CFG_RUN) >> 3;
8519 ret = do_8051_command(dd, HCMD_READ_LCB_CSR, regno, data);
8520 if (ret != HCMD_SUCCESS)
8521 return -EBUSY;
8522 return 0;
8523}
8524
8525
8526
8527
8528
8529
8530struct lcb_datum {
8531 u32 off;
8532 u64 val;
8533};
8534
8535static struct lcb_datum lcb_cache[] = {
8536 { DC_LCB_ERR_INFO_RX_REPLAY_CNT, 0},
8537 { DC_LCB_ERR_INFO_SEQ_CRC_CNT, 0 },
8538 { DC_LCB_ERR_INFO_REINIT_FROM_PEER_CNT, 0 },
8539};
8540
8541static void update_lcb_cache(struct hfi1_devdata *dd)
8542{
8543 int i;
8544 int ret;
8545 u64 val;
8546
8547 for (i = 0; i < ARRAY_SIZE(lcb_cache); i++) {
8548 ret = read_lcb_csr(dd, lcb_cache[i].off, &val);
8549
8550
8551 if (likely(ret != -EBUSY))
8552 lcb_cache[i].val = val;
8553 }
8554}
8555
8556static int read_lcb_cache(u32 off, u64 *val)
8557{
8558 int i;
8559
8560 for (i = 0; i < ARRAY_SIZE(lcb_cache); i++) {
8561 if (lcb_cache[i].off == off) {
8562 *val = lcb_cache[i].val;
8563 return 0;
8564 }
8565 }
8566
8567 pr_warn("%s bad offset 0x%x\n", __func__, off);
8568 return -1;
8569}
8570
8571
8572
8573
8574
8575int read_lcb_csr(struct hfi1_devdata *dd, u32 addr, u64 *data)
8576{
8577 struct hfi1_pportdata *ppd = dd->pport;
8578
8579
8580 if (ppd->host_link_state & HLS_UP)
8581 return read_lcb_via_8051(dd, addr, data);
8582
8583 if (ppd->host_link_state & (HLS_GOING_UP | HLS_GOING_OFFLINE)) {
8584 if (read_lcb_cache(addr, data))
8585 return -EBUSY;
8586 return 0;
8587 }
8588
8589
8590 *data = read_csr(dd, addr);
8591 return 0;
8592}
8593
8594
8595
8596
8597static int write_lcb_via_8051(struct hfi1_devdata *dd, u32 addr, u64 data)
8598{
8599 u32 regno;
8600 int ret;
8601
8602 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR ||
8603 (dd->dc8051_ver < dc8051_ver(0, 20, 0))) {
8604 if (acquire_lcb_access(dd, 0) == 0) {
8605 write_csr(dd, addr, data);
8606 release_lcb_access(dd, 0);
8607 return 0;
8608 }
8609 return -EBUSY;
8610 }
8611
8612
8613 regno = (addr - DC_LCB_CFG_RUN) >> 3;
8614 ret = do_8051_command(dd, HCMD_WRITE_LCB_CSR, regno, &data);
8615 if (ret != HCMD_SUCCESS)
8616 return -EBUSY;
8617 return 0;
8618}
8619
8620
8621
8622
8623
8624int write_lcb_csr(struct hfi1_devdata *dd, u32 addr, u64 data)
8625{
8626 struct hfi1_pportdata *ppd = dd->pport;
8627
8628
8629 if (ppd->host_link_state & HLS_UP)
8630 return write_lcb_via_8051(dd, addr, data);
8631
8632 if (ppd->host_link_state & (HLS_GOING_UP | HLS_GOING_OFFLINE))
8633 return -EBUSY;
8634
8635 write_csr(dd, addr, data);
8636 return 0;
8637}
8638
8639
8640
8641
8642
8643
8644static int do_8051_command(struct hfi1_devdata *dd, u32 type, u64 in_data,
8645 u64 *out_data)
8646{
8647 u64 reg, completed;
8648 int return_code;
8649 unsigned long timeout;
8650
8651 hfi1_cdbg(DC8051, "type %d, data 0x%012llx", type, in_data);
8652
8653 mutex_lock(&dd->dc8051_lock);
8654
8655
8656 if (dd->dc_shutdown) {
8657 return_code = -ENODEV;
8658 goto fail;
8659 }
8660
8661
8662
8663
8664
8665
8666
8667
8668
8669
8670
8671 if (dd->dc8051_timed_out) {
8672 if (dd->dc8051_timed_out > 1) {
8673 dd_dev_err(dd,
8674 "Previous 8051 host command timed out, skipping command %u\n",
8675 type);
8676 return_code = -ENXIO;
8677 goto fail;
8678 }
8679 _dc_shutdown(dd);
8680 _dc_start(dd);
8681 }
8682
8683
8684
8685
8686
8687
8688
8689
8690
8691
8692
8693
8694
8695
8696
8697
8698
8699 if (type == HCMD_WRITE_LCB_CSR) {
8700 in_data |= ((*out_data) & 0xffffffffffull) << 8;
8701
8702 reg = read_csr(dd, DC_DC8051_CFG_EXT_DEV_0);
8703 reg &= DC_DC8051_CFG_EXT_DEV_0_COMPLETED_SMASK;
8704 reg |= ((((*out_data) >> 40) & 0xff) <<
8705 DC_DC8051_CFG_EXT_DEV_0_RETURN_CODE_SHIFT)
8706 | ((((*out_data) >> 48) & 0xffff) <<
8707 DC_DC8051_CFG_EXT_DEV_0_RSP_DATA_SHIFT);
8708 write_csr(dd, DC_DC8051_CFG_EXT_DEV_0, reg);
8709 }
8710
8711
8712
8713
8714
8715 reg = ((u64)type & DC_DC8051_CFG_HOST_CMD_0_REQ_TYPE_MASK)
8716 << DC_DC8051_CFG_HOST_CMD_0_REQ_TYPE_SHIFT
8717 | (in_data & DC_DC8051_CFG_HOST_CMD_0_REQ_DATA_MASK)
8718 << DC_DC8051_CFG_HOST_CMD_0_REQ_DATA_SHIFT;
8719 write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, reg);
8720 reg |= DC_DC8051_CFG_HOST_CMD_0_REQ_NEW_SMASK;
8721 write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, reg);
8722
8723
8724 timeout = jiffies + msecs_to_jiffies(DC8051_COMMAND_TIMEOUT);
8725 while (1) {
8726 reg = read_csr(dd, DC_DC8051_CFG_HOST_CMD_1);
8727 completed = reg & DC_DC8051_CFG_HOST_CMD_1_COMPLETED_SMASK;
8728 if (completed)
8729 break;
8730 if (time_after(jiffies, timeout)) {
8731 dd->dc8051_timed_out++;
8732 dd_dev_err(dd, "8051 host command %u timeout\n", type);
8733 if (out_data)
8734 *out_data = 0;
8735 return_code = -ETIMEDOUT;
8736 goto fail;
8737 }
8738 udelay(2);
8739 }
8740
8741 if (out_data) {
8742 *out_data = (reg >> DC_DC8051_CFG_HOST_CMD_1_RSP_DATA_SHIFT)
8743 & DC_DC8051_CFG_HOST_CMD_1_RSP_DATA_MASK;
8744 if (type == HCMD_READ_LCB_CSR) {
8745
8746 *out_data |= (read_csr(dd, DC_DC8051_CFG_EXT_DEV_1)
8747 & DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_SMASK)
8748 << (48
8749 - DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_SHIFT);
8750 }
8751 }
8752 return_code = (reg >> DC_DC8051_CFG_HOST_CMD_1_RETURN_CODE_SHIFT)
8753 & DC_DC8051_CFG_HOST_CMD_1_RETURN_CODE_MASK;
8754 dd->dc8051_timed_out = 0;
8755
8756
8757
8758 write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, 0);
8759
8760fail:
8761 mutex_unlock(&dd->dc8051_lock);
8762 return return_code;
8763}
8764
8765static int set_physical_link_state(struct hfi1_devdata *dd, u64 state)
8766{
8767 return do_8051_command(dd, HCMD_CHANGE_PHY_STATE, state, NULL);
8768}
8769
8770int load_8051_config(struct hfi1_devdata *dd, u8 field_id,
8771 u8 lane_id, u32 config_data)
8772{
8773 u64 data;
8774 int ret;
8775
8776 data = (u64)field_id << LOAD_DATA_FIELD_ID_SHIFT
8777 | (u64)lane_id << LOAD_DATA_LANE_ID_SHIFT
8778 | (u64)config_data << LOAD_DATA_DATA_SHIFT;
8779 ret = do_8051_command(dd, HCMD_LOAD_CONFIG_DATA, data, NULL);
8780 if (ret != HCMD_SUCCESS) {
8781 dd_dev_err(dd,
8782 "load 8051 config: field id %d, lane %d, err %d\n",
8783 (int)field_id, (int)lane_id, ret);
8784 }
8785 return ret;
8786}
8787
8788
8789
8790
8791
8792
8793int read_8051_config(struct hfi1_devdata *dd, u8 field_id, u8 lane_id,
8794 u32 *result)
8795{
8796 u64 big_data;
8797 u32 addr;
8798 int ret;
8799
8800
8801 if (lane_id < 4)
8802 addr = (4 * NUM_GENERAL_FIELDS)
8803 + (lane_id * 4 * NUM_LANE_FIELDS);
8804 else
8805 addr = 0;
8806 addr += field_id * 4;
8807
8808
8809 ret = read_8051_data(dd, addr, 8, &big_data);
8810
8811 if (ret == 0) {
8812
8813 if (addr & 0x4)
8814 *result = (u32)(big_data >> 32);
8815 else
8816 *result = (u32)big_data;
8817 } else {
8818 *result = 0;
8819 dd_dev_err(dd, "%s: direct read failed, lane %d, field %d!\n",
8820 __func__, lane_id, field_id);
8821 }
8822
8823 return ret;
8824}
8825
8826static int write_vc_local_phy(struct hfi1_devdata *dd, u8 power_management,
8827 u8 continuous)
8828{
8829 u32 frame;
8830
8831 frame = continuous << CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT
8832 | power_management << POWER_MANAGEMENT_SHIFT;
8833 return load_8051_config(dd, VERIFY_CAP_LOCAL_PHY,
8834 GENERAL_CONFIG, frame);
8835}
8836
8837static int write_vc_local_fabric(struct hfi1_devdata *dd, u8 vau, u8 z, u8 vcu,
8838 u16 vl15buf, u8 crc_sizes)
8839{
8840 u32 frame;
8841
8842 frame = (u32)vau << VAU_SHIFT
8843 | (u32)z << Z_SHIFT
8844 | (u32)vcu << VCU_SHIFT
8845 | (u32)vl15buf << VL15BUF_SHIFT
8846 | (u32)crc_sizes << CRC_SIZES_SHIFT;
8847 return load_8051_config(dd, VERIFY_CAP_LOCAL_FABRIC,
8848 GENERAL_CONFIG, frame);
8849}
8850
8851static void read_vc_local_link_mode(struct hfi1_devdata *dd, u8 *misc_bits,
8852 u8 *flag_bits, u16 *link_widths)
8853{
8854 u32 frame;
8855
8856 read_8051_config(dd, VERIFY_CAP_LOCAL_LINK_MODE, GENERAL_CONFIG,
8857 &frame);
8858 *misc_bits = (frame >> MISC_CONFIG_BITS_SHIFT) & MISC_CONFIG_BITS_MASK;
8859 *flag_bits = (frame >> LOCAL_FLAG_BITS_SHIFT) & LOCAL_FLAG_BITS_MASK;
8860 *link_widths = (frame >> LINK_WIDTH_SHIFT) & LINK_WIDTH_MASK;
8861}
8862
8863static int write_vc_local_link_mode(struct hfi1_devdata *dd,
8864 u8 misc_bits,
8865 u8 flag_bits,
8866 u16 link_widths)
8867{
8868 u32 frame;
8869
8870 frame = (u32)misc_bits << MISC_CONFIG_BITS_SHIFT
8871 | (u32)flag_bits << LOCAL_FLAG_BITS_SHIFT
8872 | (u32)link_widths << LINK_WIDTH_SHIFT;
8873 return load_8051_config(dd, VERIFY_CAP_LOCAL_LINK_MODE, GENERAL_CONFIG,
8874 frame);
8875}
8876
8877static int write_local_device_id(struct hfi1_devdata *dd, u16 device_id,
8878 u8 device_rev)
8879{
8880 u32 frame;
8881
8882 frame = ((u32)device_id << LOCAL_DEVICE_ID_SHIFT)
8883 | ((u32)device_rev << LOCAL_DEVICE_REV_SHIFT);
8884 return load_8051_config(dd, LOCAL_DEVICE_ID, GENERAL_CONFIG, frame);
8885}
8886
8887static void read_remote_device_id(struct hfi1_devdata *dd, u16 *device_id,
8888 u8 *device_rev)
8889{
8890 u32 frame;
8891
8892 read_8051_config(dd, REMOTE_DEVICE_ID, GENERAL_CONFIG, &frame);
8893 *device_id = (frame >> REMOTE_DEVICE_ID_SHIFT) & REMOTE_DEVICE_ID_MASK;
8894 *device_rev = (frame >> REMOTE_DEVICE_REV_SHIFT)
8895 & REMOTE_DEVICE_REV_MASK;
8896}
8897
8898int write_host_interface_version(struct hfi1_devdata *dd, u8 version)
8899{
8900 u32 frame;
8901 u32 mask;
8902
8903 mask = (HOST_INTERFACE_VERSION_MASK << HOST_INTERFACE_VERSION_SHIFT);
8904 read_8051_config(dd, RESERVED_REGISTERS, GENERAL_CONFIG, &frame);
8905
8906 frame &= ~mask;
8907 frame |= ((u32)version << HOST_INTERFACE_VERSION_SHIFT);
8908 return load_8051_config(dd, RESERVED_REGISTERS, GENERAL_CONFIG,
8909 frame);
8910}
8911
8912void read_misc_status(struct hfi1_devdata *dd, u8 *ver_major, u8 *ver_minor,
8913 u8 *ver_patch)
8914{
8915 u32 frame;
8916
8917 read_8051_config(dd, MISC_STATUS, GENERAL_CONFIG, &frame);
8918 *ver_major = (frame >> STS_FM_VERSION_MAJOR_SHIFT) &
8919 STS_FM_VERSION_MAJOR_MASK;
8920 *ver_minor = (frame >> STS_FM_VERSION_MINOR_SHIFT) &
8921 STS_FM_VERSION_MINOR_MASK;
8922
8923 read_8051_config(dd, VERSION_PATCH, GENERAL_CONFIG, &frame);
8924 *ver_patch = (frame >> STS_FM_VERSION_PATCH_SHIFT) &
8925 STS_FM_VERSION_PATCH_MASK;
8926}
8927
8928static void read_vc_remote_phy(struct hfi1_devdata *dd, u8 *power_management,
8929 u8 *continuous)
8930{
8931 u32 frame;
8932
8933 read_8051_config(dd, VERIFY_CAP_REMOTE_PHY, GENERAL_CONFIG, &frame);
8934 *power_management = (frame >> POWER_MANAGEMENT_SHIFT)
8935 & POWER_MANAGEMENT_MASK;
8936 *continuous = (frame >> CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT)
8937 & CONTINIOUS_REMOTE_UPDATE_SUPPORT_MASK;
8938}
8939
8940static void read_vc_remote_fabric(struct hfi1_devdata *dd, u8 *vau, u8 *z,
8941 u8 *vcu, u16 *vl15buf, u8 *crc_sizes)
8942{
8943 u32 frame;
8944
8945 read_8051_config(dd, VERIFY_CAP_REMOTE_FABRIC, GENERAL_CONFIG, &frame);
8946 *vau = (frame >> VAU_SHIFT) & VAU_MASK;
8947 *z = (frame >> Z_SHIFT) & Z_MASK;
8948 *vcu = (frame >> VCU_SHIFT) & VCU_MASK;
8949 *vl15buf = (frame >> VL15BUF_SHIFT) & VL15BUF_MASK;
8950 *crc_sizes = (frame >> CRC_SIZES_SHIFT) & CRC_SIZES_MASK;
8951}
8952
8953static void read_vc_remote_link_width(struct hfi1_devdata *dd,
8954 u8 *remote_tx_rate,
8955 u16 *link_widths)
8956{
8957 u32 frame;
8958
8959 read_8051_config(dd, VERIFY_CAP_REMOTE_LINK_WIDTH, GENERAL_CONFIG,
8960 &frame);
8961 *remote_tx_rate = (frame >> REMOTE_TX_RATE_SHIFT)
8962 & REMOTE_TX_RATE_MASK;
8963 *link_widths = (frame >> LINK_WIDTH_SHIFT) & LINK_WIDTH_MASK;
8964}
8965
8966static void read_local_lni(struct hfi1_devdata *dd, u8 *enable_lane_rx)
8967{
8968 u32 frame;
8969
8970 read_8051_config(dd, LOCAL_LNI_INFO, GENERAL_CONFIG, &frame);
8971 *enable_lane_rx = (frame >> ENABLE_LANE_RX_SHIFT) & ENABLE_LANE_RX_MASK;
8972}
8973
8974static void read_last_local_state(struct hfi1_devdata *dd, u32 *lls)
8975{
8976 read_8051_config(dd, LAST_LOCAL_STATE_COMPLETE, GENERAL_CONFIG, lls);
8977}
8978
8979static void read_last_remote_state(struct hfi1_devdata *dd, u32 *lrs)
8980{
8981 read_8051_config(dd, LAST_REMOTE_STATE_COMPLETE, GENERAL_CONFIG, lrs);
8982}
8983
8984void hfi1_read_link_quality(struct hfi1_devdata *dd, u8 *link_quality)
8985{
8986 u32 frame;
8987 int ret;
8988
8989 *link_quality = 0;
8990 if (dd->pport->host_link_state & HLS_UP) {
8991 ret = read_8051_config(dd, LINK_QUALITY_INFO, GENERAL_CONFIG,
8992 &frame);
8993 if (ret == 0)
8994 *link_quality = (frame >> LINK_QUALITY_SHIFT)
8995 & LINK_QUALITY_MASK;
8996 }
8997}
8998
8999static void read_planned_down_reason_code(struct hfi1_devdata *dd, u8 *pdrrc)
9000{
9001 u32 frame;
9002
9003 read_8051_config(dd, LINK_QUALITY_INFO, GENERAL_CONFIG, &frame);
9004 *pdrrc = (frame >> DOWN_REMOTE_REASON_SHIFT) & DOWN_REMOTE_REASON_MASK;
9005}
9006
9007static void read_link_down_reason(struct hfi1_devdata *dd, u8 *ldr)
9008{
9009 u32 frame;
9010
9011 read_8051_config(dd, LINK_DOWN_REASON, GENERAL_CONFIG, &frame);
9012 *ldr = (frame & 0xff);
9013}
9014
9015static int read_tx_settings(struct hfi1_devdata *dd,
9016 u8 *enable_lane_tx,
9017 u8 *tx_polarity_inversion,
9018 u8 *rx_polarity_inversion,
9019 u8 *max_rate)
9020{
9021 u32 frame;
9022 int ret;
9023
9024 ret = read_8051_config(dd, TX_SETTINGS, GENERAL_CONFIG, &frame);
9025 *enable_lane_tx = (frame >> ENABLE_LANE_TX_SHIFT)
9026 & ENABLE_LANE_TX_MASK;
9027 *tx_polarity_inversion = (frame >> TX_POLARITY_INVERSION_SHIFT)
9028 & TX_POLARITY_INVERSION_MASK;
9029 *rx_polarity_inversion = (frame >> RX_POLARITY_INVERSION_SHIFT)
9030 & RX_POLARITY_INVERSION_MASK;
9031 *max_rate = (frame >> MAX_RATE_SHIFT) & MAX_RATE_MASK;
9032 return ret;
9033}
9034
9035static int write_tx_settings(struct hfi1_devdata *dd,
9036 u8 enable_lane_tx,
9037 u8 tx_polarity_inversion,
9038 u8 rx_polarity_inversion,
9039 u8 max_rate)
9040{
9041 u32 frame;
9042
9043
9044 frame = enable_lane_tx << ENABLE_LANE_TX_SHIFT
9045 | tx_polarity_inversion << TX_POLARITY_INVERSION_SHIFT
9046 | rx_polarity_inversion << RX_POLARITY_INVERSION_SHIFT
9047 | max_rate << MAX_RATE_SHIFT;
9048 return load_8051_config(dd, TX_SETTINGS, GENERAL_CONFIG, frame);
9049}
9050
9051
9052
9053
9054
9055
9056static int read_idle_message(struct hfi1_devdata *dd, u64 type, u64 *data_out)
9057{
9058 int ret;
9059
9060 ret = do_8051_command(dd, HCMD_READ_LCB_IDLE_MSG, type, data_out);
9061 if (ret != HCMD_SUCCESS) {
9062 dd_dev_err(dd, "read idle message: type %d, err %d\n",
9063 (u32)type, ret);
9064 return -EINVAL;
9065 }
9066 dd_dev_info(dd, "%s: read idle message 0x%llx\n", __func__, *data_out);
9067
9068 *data_out >>= IDLE_PAYLOAD_SHIFT;
9069 return 0;
9070}
9071
9072
9073
9074
9075
9076
9077
9078static int read_idle_sma(struct hfi1_devdata *dd, u64 *data)
9079{
9080 return read_idle_message(dd, (u64)IDLE_SMA << IDLE_MSG_TYPE_SHIFT,
9081 data);
9082}
9083
9084
9085
9086
9087
9088
9089static int send_idle_message(struct hfi1_devdata *dd, u64 data)
9090{
9091 int ret;
9092
9093 dd_dev_info(dd, "%s: sending idle message 0x%llx\n", __func__, data);
9094 ret = do_8051_command(dd, HCMD_SEND_LCB_IDLE_MSG, data, NULL);
9095 if (ret != HCMD_SUCCESS) {
9096 dd_dev_err(dd, "send idle message: data 0x%llx, err %d\n",
9097 data, ret);
9098 return -EINVAL;
9099 }
9100 return 0;
9101}
9102
9103
9104
9105
9106
9107
9108int send_idle_sma(struct hfi1_devdata *dd, u64 message)
9109{
9110 u64 data;
9111
9112 data = ((message & IDLE_PAYLOAD_MASK) << IDLE_PAYLOAD_SHIFT) |
9113 ((u64)IDLE_SMA << IDLE_MSG_TYPE_SHIFT);
9114 return send_idle_message(dd, data);
9115}
9116
9117
9118
9119
9120
9121
9122
9123static int do_quick_linkup(struct hfi1_devdata *dd)
9124{
9125 int ret;
9126
9127 lcb_shutdown(dd, 0);
9128
9129 if (loopback) {
9130
9131
9132 write_csr(dd, DC_LCB_CFG_LOOPBACK,
9133 IB_PACKET_TYPE << DC_LCB_CFG_LOOPBACK_VAL_SHIFT);
9134 write_csr(dd, DC_LCB_CFG_LANE_WIDTH, 0);
9135 }
9136
9137
9138
9139 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0);
9140
9141
9142 if (loopback && dd->icode == ICODE_FUNCTIONAL_SIMULATOR) {
9143
9144 write_csr(dd, DC_LCB_CFG_RUN,
9145 1ull << DC_LCB_CFG_RUN_EN_SHIFT);
9146
9147 ret = wait_link_transfer_active(dd, 10);
9148 if (ret)
9149 return ret;
9150
9151 write_csr(dd, DC_LCB_CFG_ALLOW_LINK_UP,
9152 1ull << DC_LCB_CFG_ALLOW_LINK_UP_VAL_SHIFT);
9153 }
9154
9155 if (!loopback) {
9156
9157
9158
9159
9160
9161
9162
9163 dd_dev_err(dd,
9164 "Pausing for peer to be finished with LCB set up\n");
9165 msleep(5000);
9166 dd_dev_err(dd, "Continuing with quick linkup\n");
9167 }
9168
9169 write_csr(dd, DC_LCB_ERR_EN, 0);
9170 set_8051_lcb_access(dd);
9171
9172
9173
9174
9175
9176
9177 ret = set_physical_link_state(dd, PLS_QUICK_LINKUP);
9178 if (ret != HCMD_SUCCESS) {
9179 dd_dev_err(dd,
9180 "%s: set physical link state to quick LinkUp failed with return %d\n",
9181 __func__, ret);
9182
9183 set_host_lcb_access(dd);
9184 write_csr(dd, DC_LCB_ERR_EN, ~0ull);
9185
9186 if (ret >= 0)
9187 ret = -EINVAL;
9188 return ret;
9189 }
9190
9191 return 0;
9192}
9193
9194
9195
9196
9197static int init_loopback(struct hfi1_devdata *dd)
9198{
9199 dd_dev_info(dd, "Entering loopback mode\n");
9200
9201
9202 write_csr(dd, DC_DC8051_CFG_MODE,
9203 (read_csr(dd, DC_DC8051_CFG_MODE) | DISABLE_SELF_GUID_CHECK));
9204
9205
9206
9207
9208
9209
9210
9211 if ((dd->icode == ICODE_FUNCTIONAL_SIMULATOR) &&
9212 (loopback == LOOPBACK_SERDES || loopback == LOOPBACK_LCB ||
9213 loopback == LOOPBACK_CABLE)) {
9214 loopback = LOOPBACK_LCB;
9215 quick_linkup = 1;
9216 return 0;
9217 }
9218
9219
9220
9221
9222 if (loopback == LOOPBACK_SERDES)
9223 return 0;
9224
9225
9226 if (loopback == LOOPBACK_LCB) {
9227 quick_linkup = 1;
9228
9229
9230 if (dd->icode == ICODE_FPGA_EMULATION) {
9231 dd_dev_err(dd,
9232 "LCB loopback not supported in emulation\n");
9233 return -EINVAL;
9234 }
9235 return 0;
9236 }
9237
9238
9239 if (loopback == LOOPBACK_CABLE)
9240 return 0;
9241
9242 dd_dev_err(dd, "Invalid loopback mode %d\n", loopback);
9243 return -EINVAL;
9244}
9245
9246
9247
9248
9249
9250static u16 opa_to_vc_link_widths(u16 opa_widths)
9251{
9252 int i;
9253 u16 result = 0;
9254
9255 static const struct link_bits {
9256 u16 from;
9257 u16 to;
9258 } opa_link_xlate[] = {
9259 { OPA_LINK_WIDTH_1X, 1 << (1 - 1) },
9260 { OPA_LINK_WIDTH_2X, 1 << (2 - 1) },
9261 { OPA_LINK_WIDTH_3X, 1 << (3 - 1) },
9262 { OPA_LINK_WIDTH_4X, 1 << (4 - 1) },
9263 };
9264
9265 for (i = 0; i < ARRAY_SIZE(opa_link_xlate); i++) {
9266 if (opa_widths & opa_link_xlate[i].from)
9267 result |= opa_link_xlate[i].to;
9268 }
9269 return result;
9270}
9271
9272
9273
9274
9275static int set_local_link_attributes(struct hfi1_pportdata *ppd)
9276{
9277 struct hfi1_devdata *dd = ppd->dd;
9278 u8 enable_lane_tx;
9279 u8 tx_polarity_inversion;
9280 u8 rx_polarity_inversion;
9281 int ret;
9282 u32 misc_bits = 0;
9283
9284 fabric_serdes_reset(dd);
9285
9286
9287 ret = read_tx_settings(dd, &enable_lane_tx, &tx_polarity_inversion,
9288 &rx_polarity_inversion, &ppd->local_tx_rate);
9289 if (ret)
9290 goto set_local_link_attributes_fail;
9291
9292 if (dd->dc8051_ver < dc8051_ver(0, 20, 0)) {
9293
9294 if (ppd->link_speed_enabled & OPA_LINK_SPEED_25G)
9295 ppd->local_tx_rate = 1;
9296 else
9297 ppd->local_tx_rate = 0;
9298 } else {
9299
9300 ppd->local_tx_rate = 0;
9301 if (ppd->link_speed_enabled & OPA_LINK_SPEED_25G)
9302 ppd->local_tx_rate |= 2;
9303 if (ppd->link_speed_enabled & OPA_LINK_SPEED_12_5G)
9304 ppd->local_tx_rate |= 1;
9305 }
9306
9307 enable_lane_tx = 0xF;
9308 ret = write_tx_settings(dd, enable_lane_tx, tx_polarity_inversion,
9309 rx_polarity_inversion, ppd->local_tx_rate);
9310 if (ret != HCMD_SUCCESS)
9311 goto set_local_link_attributes_fail;
9312
9313 ret = write_host_interface_version(dd, HOST_INTERFACE_VERSION);
9314 if (ret != HCMD_SUCCESS) {
9315 dd_dev_err(dd,
9316 "Failed to set host interface version, return 0x%x\n",
9317 ret);
9318 goto set_local_link_attributes_fail;
9319 }
9320
9321
9322
9323
9324 ret = write_vc_local_phy(dd,
9325 0 ,
9326 1 );
9327 if (ret != HCMD_SUCCESS)
9328 goto set_local_link_attributes_fail;
9329
9330
9331 ret = write_vc_local_fabric(dd, dd->vau, 1, dd->vcu, dd->vl15_init,
9332 ppd->port_crc_mode_enabled);
9333 if (ret != HCMD_SUCCESS)
9334 goto set_local_link_attributes_fail;
9335
9336
9337
9338
9339
9340 if (loopback == LOOPBACK_SERDES)
9341 misc_bits |= 1 << LOOPBACK_SERDES_CONFIG_BIT_MASK_SHIFT;
9342
9343
9344
9345
9346
9347
9348 if (dd->dc8051_ver >= dc8051_ver(1, 25, 0))
9349 misc_bits |= 1 << EXT_CFG_LCB_RESET_SUPPORTED_SHIFT;
9350
9351 ret = write_vc_local_link_mode(dd, misc_bits, 0,
9352 opa_to_vc_link_widths(
9353 ppd->link_width_enabled));
9354 if (ret != HCMD_SUCCESS)
9355 goto set_local_link_attributes_fail;
9356
9357
9358 ret = write_local_device_id(dd, dd->pcidev->device, dd->minrev);
9359 if (ret == HCMD_SUCCESS)
9360 return 0;
9361
9362set_local_link_attributes_fail:
9363 dd_dev_err(dd,
9364 "Failed to set local link attributes, return 0x%x\n",
9365 ret);
9366 return ret;
9367}
9368
9369
9370
9371
9372
9373
9374int start_link(struct hfi1_pportdata *ppd)
9375{
9376
9377
9378
9379
9380 tune_serdes(ppd);
9381
9382 if (!ppd->driver_link_ready) {
9383 dd_dev_info(ppd->dd,
9384 "%s: stopping link start because driver is not ready\n",
9385 __func__);
9386 return 0;
9387 }
9388
9389
9390
9391
9392
9393
9394 clear_full_mgmt_pkey(ppd);
9395
9396 return set_link_state(ppd, HLS_DN_POLL);
9397}
9398
9399static void wait_for_qsfp_init(struct hfi1_pportdata *ppd)
9400{
9401 struct hfi1_devdata *dd = ppd->dd;
9402 u64 mask;
9403 unsigned long timeout;
9404
9405
9406
9407
9408
9409
9410
9411
9412
9413 msleep(500);
9414
9415
9416
9417
9418 timeout = jiffies + msecs_to_jiffies(2000);
9419 while (1) {
9420 mask = read_csr(dd, dd->hfi1_id ?
9421 ASIC_QSFP2_IN : ASIC_QSFP1_IN);
9422 if (!(mask & QSFP_HFI0_INT_N))
9423 break;
9424 if (time_after(jiffies, timeout)) {
9425 dd_dev_info(dd, "%s: No IntN detected, reset complete\n",
9426 __func__);
9427 break;
9428 }
9429 udelay(2);
9430 }
9431}
9432
9433static void set_qsfp_int_n(struct hfi1_pportdata *ppd, u8 enable)
9434{
9435 struct hfi1_devdata *dd = ppd->dd;
9436 u64 mask;
9437
9438 mask = read_csr(dd, dd->hfi1_id ? ASIC_QSFP2_MASK : ASIC_QSFP1_MASK);
9439 if (enable) {
9440
9441
9442
9443
9444 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_CLEAR : ASIC_QSFP1_CLEAR,
9445 QSFP_HFI0_INT_N);
9446 mask |= (u64)QSFP_HFI0_INT_N;
9447 } else {
9448 mask &= ~(u64)QSFP_HFI0_INT_N;
9449 }
9450 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_MASK : ASIC_QSFP1_MASK, mask);
9451}
9452
9453int reset_qsfp(struct hfi1_pportdata *ppd)
9454{
9455 struct hfi1_devdata *dd = ppd->dd;
9456 u64 mask, qsfp_mask;
9457
9458
9459 set_qsfp_int_n(ppd, 0);
9460
9461
9462 mask = (u64)QSFP_HFI0_RESET_N;
9463
9464 qsfp_mask = read_csr(dd,
9465 dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT);
9466 qsfp_mask &= ~mask;
9467 write_csr(dd,
9468 dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT, qsfp_mask);
9469
9470 udelay(10);
9471
9472 qsfp_mask |= mask;
9473 write_csr(dd,
9474 dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT, qsfp_mask);
9475
9476 wait_for_qsfp_init(ppd);
9477
9478
9479
9480
9481
9482 set_qsfp_int_n(ppd, 1);
9483
9484
9485
9486
9487
9488
9489 return set_qsfp_tx(ppd, 0);
9490}
9491
9492static int handle_qsfp_error_conditions(struct hfi1_pportdata *ppd,
9493 u8 *qsfp_interrupt_status)
9494{
9495 struct hfi1_devdata *dd = ppd->dd;
9496
9497 if ((qsfp_interrupt_status[0] & QSFP_HIGH_TEMP_ALARM) ||
9498 (qsfp_interrupt_status[0] & QSFP_HIGH_TEMP_WARNING))
9499 dd_dev_err(dd, "%s: QSFP cable temperature too high\n",
9500 __func__);
9501
9502 if ((qsfp_interrupt_status[0] & QSFP_LOW_TEMP_ALARM) ||
9503 (qsfp_interrupt_status[0] & QSFP_LOW_TEMP_WARNING))
9504 dd_dev_err(dd, "%s: QSFP cable temperature too low\n",
9505 __func__);
9506
9507
9508
9509
9510 if (ppd->host_link_state & HLS_DOWN)
9511 return 0;
9512
9513 if ((qsfp_interrupt_status[1] & QSFP_HIGH_VCC_ALARM) ||
9514 (qsfp_interrupt_status[1] & QSFP_HIGH_VCC_WARNING))
9515 dd_dev_err(dd, "%s: QSFP supply voltage too high\n",
9516 __func__);
9517
9518 if ((qsfp_interrupt_status[1] & QSFP_LOW_VCC_ALARM) ||
9519 (qsfp_interrupt_status[1] & QSFP_LOW_VCC_WARNING))
9520 dd_dev_err(dd, "%s: QSFP supply voltage too low\n",
9521 __func__);
9522
9523
9524
9525 if ((qsfp_interrupt_status[3] & QSFP_HIGH_POWER_ALARM) ||
9526 (qsfp_interrupt_status[3] & QSFP_HIGH_POWER_WARNING))
9527 dd_dev_err(dd, "%s: Cable RX channel 1/2 power too high\n",
9528 __func__);
9529
9530 if ((qsfp_interrupt_status[3] & QSFP_LOW_POWER_ALARM) ||
9531 (qsfp_interrupt_status[3] & QSFP_LOW_POWER_WARNING))
9532 dd_dev_err(dd, "%s: Cable RX channel 1/2 power too low\n",
9533 __func__);
9534
9535 if ((qsfp_interrupt_status[4] & QSFP_HIGH_POWER_ALARM) ||
9536 (qsfp_interrupt_status[4] & QSFP_HIGH_POWER_WARNING))
9537 dd_dev_err(dd, "%s: Cable RX channel 3/4 power too high\n",
9538 __func__);
9539
9540 if ((qsfp_interrupt_status[4] & QSFP_LOW_POWER_ALARM) ||
9541 (qsfp_interrupt_status[4] & QSFP_LOW_POWER_WARNING))
9542 dd_dev_err(dd, "%s: Cable RX channel 3/4 power too low\n",
9543 __func__);
9544
9545 if ((qsfp_interrupt_status[5] & QSFP_HIGH_BIAS_ALARM) ||
9546 (qsfp_interrupt_status[5] & QSFP_HIGH_BIAS_WARNING))
9547 dd_dev_err(dd, "%s: Cable TX channel 1/2 bias too high\n",
9548 __func__);
9549
9550 if ((qsfp_interrupt_status[5] & QSFP_LOW_BIAS_ALARM) ||
9551 (qsfp_interrupt_status[5] & QSFP_LOW_BIAS_WARNING))
9552 dd_dev_err(dd, "%s: Cable TX channel 1/2 bias too low\n",
9553 __func__);
9554
9555 if ((qsfp_interrupt_status[6] & QSFP_HIGH_BIAS_ALARM) ||
9556 (qsfp_interrupt_status[6] & QSFP_HIGH_BIAS_WARNING))
9557 dd_dev_err(dd, "%s: Cable TX channel 3/4 bias too high\n",
9558 __func__);
9559
9560 if ((qsfp_interrupt_status[6] & QSFP_LOW_BIAS_ALARM) ||
9561 (qsfp_interrupt_status[6] & QSFP_LOW_BIAS_WARNING))
9562 dd_dev_err(dd, "%s: Cable TX channel 3/4 bias too low\n",
9563 __func__);
9564
9565 if ((qsfp_interrupt_status[7] & QSFP_HIGH_POWER_ALARM) ||
9566 (qsfp_interrupt_status[7] & QSFP_HIGH_POWER_WARNING))
9567 dd_dev_err(dd, "%s: Cable TX channel 1/2 power too high\n",
9568 __func__);
9569
9570 if ((qsfp_interrupt_status[7] & QSFP_LOW_POWER_ALARM) ||
9571 (qsfp_interrupt_status[7] & QSFP_LOW_POWER_WARNING))
9572 dd_dev_err(dd, "%s: Cable TX channel 1/2 power too low\n",
9573 __func__);
9574
9575 if ((qsfp_interrupt_status[8] & QSFP_HIGH_POWER_ALARM) ||
9576 (qsfp_interrupt_status[8] & QSFP_HIGH_POWER_WARNING))
9577 dd_dev_err(dd, "%s: Cable TX channel 3/4 power too high\n",
9578 __func__);
9579
9580 if ((qsfp_interrupt_status[8] & QSFP_LOW_POWER_ALARM) ||
9581 (qsfp_interrupt_status[8] & QSFP_LOW_POWER_WARNING))
9582 dd_dev_err(dd, "%s: Cable TX channel 3/4 power too low\n",
9583 __func__);
9584
9585
9586
9587
9588 return 0;
9589}
9590
9591
9592void qsfp_event(struct work_struct *work)
9593{
9594 struct qsfp_data *qd;
9595 struct hfi1_pportdata *ppd;
9596 struct hfi1_devdata *dd;
9597
9598 qd = container_of(work, struct qsfp_data, qsfp_work);
9599 ppd = qd->ppd;
9600 dd = ppd->dd;
9601
9602
9603 if (!qsfp_mod_present(ppd))
9604 return;
9605
9606 if (ppd->host_link_state == HLS_DN_DISABLE) {
9607 dd_dev_info(ppd->dd,
9608 "%s: stopping link start because link is disabled\n",
9609 __func__);
9610 return;
9611 }
9612
9613
9614
9615
9616
9617 dc_start(dd);
9618
9619 if (qd->cache_refresh_required) {
9620 set_qsfp_int_n(ppd, 0);
9621
9622 wait_for_qsfp_init(ppd);
9623
9624
9625
9626
9627
9628 set_qsfp_int_n(ppd, 1);
9629
9630 start_link(ppd);
9631 }
9632
9633 if (qd->check_interrupt_flags) {
9634 u8 qsfp_interrupt_status[16] = {0,};
9635
9636 if (one_qsfp_read(ppd, dd->hfi1_id, 6,
9637 &qsfp_interrupt_status[0], 16) != 16) {
9638 dd_dev_info(dd,
9639 "%s: Failed to read status of QSFP module\n",
9640 __func__);
9641 } else {
9642 unsigned long flags;
9643
9644 handle_qsfp_error_conditions(
9645 ppd, qsfp_interrupt_status);
9646 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
9647 ppd->qsfp_info.check_interrupt_flags = 0;
9648 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock,
9649 flags);
9650 }
9651 }
9652}
9653
9654static void init_qsfp_int(struct hfi1_devdata *dd)
9655{
9656 struct hfi1_pportdata *ppd = dd->pport;
9657 u64 qsfp_mask, cce_int_mask;
9658 const int qsfp1_int_smask = QSFP1_INT % 64;
9659 const int qsfp2_int_smask = QSFP2_INT % 64;
9660
9661
9662
9663
9664
9665
9666
9667 cce_int_mask = read_csr(dd, CCE_INT_MASK +
9668 (8 * (QSFP1_INT / 64)));
9669 if (dd->hfi1_id) {
9670 cce_int_mask &= ~((u64)1 << qsfp1_int_smask);
9671 write_csr(dd, CCE_INT_MASK + (8 * (QSFP1_INT / 64)),
9672 cce_int_mask);
9673 } else {
9674 cce_int_mask &= ~((u64)1 << qsfp2_int_smask);
9675 write_csr(dd, CCE_INT_MASK + (8 * (QSFP2_INT / 64)),
9676 cce_int_mask);
9677 }
9678
9679 qsfp_mask = (u64)(QSFP_HFI0_INT_N | QSFP_HFI0_MODPRST_N);
9680
9681 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_CLEAR : ASIC_QSFP1_CLEAR,
9682 qsfp_mask);
9683 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_MASK : ASIC_QSFP1_MASK,
9684 qsfp_mask);
9685
9686 set_qsfp_int_n(ppd, 0);
9687
9688
9689 if (qsfp_mod_present(ppd))
9690 qsfp_mask &= ~(u64)QSFP_HFI0_MODPRST_N;
9691 write_csr(dd,
9692 dd->hfi1_id ? ASIC_QSFP2_INVERT : ASIC_QSFP1_INVERT,
9693 qsfp_mask);
9694}
9695
9696
9697
9698
9699static void init_lcb(struct hfi1_devdata *dd)
9700{
9701
9702 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR)
9703 return;
9704
9705
9706
9707
9708 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0x01);
9709 write_csr(dd, DC_LCB_CFG_LANE_WIDTH, 0x00);
9710 write_csr(dd, DC_LCB_CFG_REINIT_AS_SLAVE, 0x00);
9711 write_csr(dd, DC_LCB_CFG_CNT_FOR_SKIP_STALL, 0x110);
9712 write_csr(dd, DC_LCB_CFG_CLK_CNTR, 0x08);
9713 write_csr(dd, DC_LCB_CFG_LOOPBACK, 0x02);
9714 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0x00);
9715}
9716
9717
9718
9719
9720
9721static int test_qsfp_read(struct hfi1_pportdata *ppd)
9722{
9723 int ret;
9724 u8 status;
9725
9726
9727
9728
9729
9730 if (ppd->port_type != PORT_TYPE_QSFP || !qsfp_mod_present(ppd))
9731 return 0;
9732
9733
9734 ret = one_qsfp_read(ppd, ppd->dd->hfi1_id, 2, &status, 1);
9735 if (ret < 0)
9736 return ret;
9737 if (ret != 1)
9738 return -EIO;
9739
9740 return 0;
9741}
9742
9743
9744
9745
9746
9747
9748
9749#define MAX_QSFP_RETRIES 20
9750#define QSFP_RETRY_WAIT 500
9751
9752
9753
9754
9755
9756static void try_start_link(struct hfi1_pportdata *ppd)
9757{
9758 if (test_qsfp_read(ppd)) {
9759
9760 if (ppd->qsfp_retry_count >= MAX_QSFP_RETRIES) {
9761 dd_dev_err(ppd->dd, "QSFP not responding, giving up\n");
9762 return;
9763 }
9764 dd_dev_info(ppd->dd,
9765 "QSFP not responding, waiting and retrying %d\n",
9766 (int)ppd->qsfp_retry_count);
9767 ppd->qsfp_retry_count++;
9768 queue_delayed_work(ppd->link_wq, &ppd->start_link_work,
9769 msecs_to_jiffies(QSFP_RETRY_WAIT));
9770 return;
9771 }
9772 ppd->qsfp_retry_count = 0;
9773
9774 start_link(ppd);
9775}
9776
9777
9778
9779
9780void handle_start_link(struct work_struct *work)
9781{
9782 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
9783 start_link_work.work);
9784 try_start_link(ppd);
9785}
9786
9787int bringup_serdes(struct hfi1_pportdata *ppd)
9788{
9789 struct hfi1_devdata *dd = ppd->dd;
9790 u64 guid;
9791 int ret;
9792
9793 if (HFI1_CAP_IS_KSET(EXTENDED_PSN))
9794 add_rcvctrl(dd, RCV_CTRL_RCV_EXTENDED_PSN_ENABLE_SMASK);
9795
9796 guid = ppd->guids[HFI1_PORT_GUID_INDEX];
9797 if (!guid) {
9798 if (dd->base_guid)
9799 guid = dd->base_guid + ppd->port - 1;
9800 ppd->guids[HFI1_PORT_GUID_INDEX] = guid;
9801 }
9802
9803
9804 ppd->linkinit_reason = OPA_LINKINIT_REASON_LINKUP;
9805
9806
9807 init_lcb(dd);
9808
9809 if (loopback) {
9810 ret = init_loopback(dd);
9811 if (ret < 0)
9812 return ret;
9813 }
9814
9815 get_port_type(ppd);
9816 if (ppd->port_type == PORT_TYPE_QSFP) {
9817 set_qsfp_int_n(ppd, 0);
9818 wait_for_qsfp_init(ppd);
9819 set_qsfp_int_n(ppd, 1);
9820 }
9821
9822 try_start_link(ppd);
9823 return 0;
9824}
9825
9826void hfi1_quiet_serdes(struct hfi1_pportdata *ppd)
9827{
9828 struct hfi1_devdata *dd = ppd->dd;
9829
9830
9831
9832
9833
9834
9835
9836
9837 ppd->driver_link_ready = 0;
9838 ppd->link_enabled = 0;
9839
9840 ppd->qsfp_retry_count = MAX_QSFP_RETRIES;
9841 flush_delayed_work(&ppd->start_link_work);
9842 cancel_delayed_work_sync(&ppd->start_link_work);
9843
9844 ppd->offline_disabled_reason =
9845 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_REBOOT);
9846 set_link_down_reason(ppd, OPA_LINKDOWN_REASON_REBOOT, 0,
9847 OPA_LINKDOWN_REASON_REBOOT);
9848 set_link_state(ppd, HLS_DN_OFFLINE);
9849
9850
9851 clear_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
9852}
9853
9854static inline int init_cpu_counters(struct hfi1_devdata *dd)
9855{
9856 struct hfi1_pportdata *ppd;
9857 int i;
9858
9859 ppd = (struct hfi1_pportdata *)(dd + 1);
9860 for (i = 0; i < dd->num_pports; i++, ppd++) {
9861 ppd->ibport_data.rvp.rc_acks = NULL;
9862 ppd->ibport_data.rvp.rc_qacks = NULL;
9863 ppd->ibport_data.rvp.rc_acks = alloc_percpu(u64);
9864 ppd->ibport_data.rvp.rc_qacks = alloc_percpu(u64);
9865 ppd->ibport_data.rvp.rc_delayed_comp = alloc_percpu(u64);
9866 if (!ppd->ibport_data.rvp.rc_acks ||
9867 !ppd->ibport_data.rvp.rc_delayed_comp ||
9868 !ppd->ibport_data.rvp.rc_qacks)
9869 return -ENOMEM;
9870 }
9871
9872 return 0;
9873}
9874
9875
9876
9877
9878void hfi1_put_tid(struct hfi1_devdata *dd, u32 index,
9879 u32 type, unsigned long pa, u16 order)
9880{
9881 u64 reg;
9882
9883 if (!(dd->flags & HFI1_PRESENT))
9884 goto done;
9885
9886 if (type == PT_INVALID || type == PT_INVALID_FLUSH) {
9887 pa = 0;
9888 order = 0;
9889 } else if (type > PT_INVALID) {
9890 dd_dev_err(dd,
9891 "unexpected receive array type %u for index %u, not handled\n",
9892 type, index);
9893 goto done;
9894 }
9895 trace_hfi1_put_tid(dd, index, type, pa, order);
9896
9897#define RT_ADDR_SHIFT 12
9898 reg = RCV_ARRAY_RT_WRITE_ENABLE_SMASK
9899 | (u64)order << RCV_ARRAY_RT_BUF_SIZE_SHIFT
9900 | ((pa >> RT_ADDR_SHIFT) & RCV_ARRAY_RT_ADDR_MASK)
9901 << RCV_ARRAY_RT_ADDR_SHIFT;
9902 trace_hfi1_write_rcvarray(dd->rcvarray_wc + (index * 8), reg);
9903 writeq(reg, dd->rcvarray_wc + (index * 8));
9904
9905 if (type == PT_EAGER || type == PT_INVALID_FLUSH || (index & 3) == 3)
9906
9907
9908
9909
9910
9911 flush_wc();
9912done:
9913 return;
9914}
9915
9916void hfi1_clear_tids(struct hfi1_ctxtdata *rcd)
9917{
9918 struct hfi1_devdata *dd = rcd->dd;
9919 u32 i;
9920
9921
9922 for (i = rcd->eager_base; i < rcd->eager_base +
9923 rcd->egrbufs.alloced; i++)
9924 hfi1_put_tid(dd, i, PT_INVALID, 0, 0);
9925
9926 for (i = rcd->expected_base;
9927 i < rcd->expected_base + rcd->expected_count; i++)
9928 hfi1_put_tid(dd, i, PT_INVALID, 0, 0);
9929}
9930
9931static const char * const ib_cfg_name_strings[] = {
9932 "HFI1_IB_CFG_LIDLMC",
9933 "HFI1_IB_CFG_LWID_DG_ENB",
9934 "HFI1_IB_CFG_LWID_ENB",
9935 "HFI1_IB_CFG_LWID",
9936 "HFI1_IB_CFG_SPD_ENB",
9937 "HFI1_IB_CFG_SPD",
9938 "HFI1_IB_CFG_RXPOL_ENB",
9939 "HFI1_IB_CFG_LREV_ENB",
9940 "HFI1_IB_CFG_LINKLATENCY",
9941 "HFI1_IB_CFG_HRTBT",
9942 "HFI1_IB_CFG_OP_VLS",
9943 "HFI1_IB_CFG_VL_HIGH_CAP",
9944 "HFI1_IB_CFG_VL_LOW_CAP",
9945 "HFI1_IB_CFG_OVERRUN_THRESH",
9946 "HFI1_IB_CFG_PHYERR_THRESH",
9947 "HFI1_IB_CFG_LINKDEFAULT",
9948 "HFI1_IB_CFG_PKEYS",
9949 "HFI1_IB_CFG_MTU",
9950 "HFI1_IB_CFG_LSTATE",
9951 "HFI1_IB_CFG_VL_HIGH_LIMIT",
9952 "HFI1_IB_CFG_PMA_TICKS",
9953 "HFI1_IB_CFG_PORT"
9954};
9955
9956static const char *ib_cfg_name(int which)
9957{
9958 if (which < 0 || which >= ARRAY_SIZE(ib_cfg_name_strings))
9959 return "invalid";
9960 return ib_cfg_name_strings[which];
9961}
9962
9963int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which)
9964{
9965 struct hfi1_devdata *dd = ppd->dd;
9966 int val = 0;
9967
9968 switch (which) {
9969 case HFI1_IB_CFG_LWID_ENB:
9970 val = ppd->link_width_enabled;
9971 break;
9972 case HFI1_IB_CFG_LWID:
9973 val = ppd->link_width_active;
9974 break;
9975 case HFI1_IB_CFG_SPD_ENB:
9976 val = ppd->link_speed_enabled;
9977 break;
9978 case HFI1_IB_CFG_SPD:
9979 val = ppd->link_speed_active;
9980 break;
9981
9982 case HFI1_IB_CFG_RXPOL_ENB:
9983 case HFI1_IB_CFG_LREV_ENB:
9984 case HFI1_IB_CFG_LINKLATENCY:
9985 goto unimplemented;
9986
9987 case HFI1_IB_CFG_OP_VLS:
9988 val = ppd->actual_vls_operational;
9989 break;
9990 case HFI1_IB_CFG_VL_HIGH_CAP:
9991 val = VL_ARB_HIGH_PRIO_TABLE_SIZE;
9992 break;
9993 case HFI1_IB_CFG_VL_LOW_CAP:
9994 val = VL_ARB_LOW_PRIO_TABLE_SIZE;
9995 break;
9996 case HFI1_IB_CFG_OVERRUN_THRESH:
9997 val = ppd->overrun_threshold;
9998 break;
9999 case HFI1_IB_CFG_PHYERR_THRESH:
10000 val = ppd->phy_error_threshold;
10001 break;
10002 case HFI1_IB_CFG_LINKDEFAULT:
10003 val = HLS_DEFAULT;
10004 break;
10005
10006 case HFI1_IB_CFG_HRTBT:
10007 case HFI1_IB_CFG_PMA_TICKS:
10008 default:
10009unimplemented:
10010 if (HFI1_CAP_IS_KSET(PRINT_UNIMPL))
10011 dd_dev_info(
10012 dd,
10013 "%s: which %s: not implemented\n",
10014 __func__,
10015 ib_cfg_name(which));
10016 break;
10017 }
10018
10019 return val;
10020}
10021
10022
10023
10024
10025#define MAX_MAD_PACKET 2048
10026
10027
10028
10029
10030
10031
10032
10033
10034
10035
10036u32 lrh_max_header_bytes(struct hfi1_devdata *dd)
10037{
10038
10039
10040
10041
10042
10043
10044
10045
10046
10047
10048 return (dd->rcd[0]->rcvhdrqentsize - 2 + 1) << 2;
10049}
10050
10051
10052
10053
10054
10055
10056
10057
10058
10059
10060
10061
10062static void set_send_length(struct hfi1_pportdata *ppd)
10063{
10064 struct hfi1_devdata *dd = ppd->dd;
10065 u32 max_hb = lrh_max_header_bytes(dd), dcmtu;
10066 u32 maxvlmtu = dd->vld[15].mtu;
10067 u64 len1 = 0, len2 = (((dd->vld[15].mtu + max_hb) >> 2)
10068 & SEND_LEN_CHECK1_LEN_VL15_MASK) <<
10069 SEND_LEN_CHECK1_LEN_VL15_SHIFT;
10070 int i, j;
10071 u32 thres;
10072
10073 for (i = 0; i < ppd->vls_supported; i++) {
10074 if (dd->vld[i].mtu > maxvlmtu)
10075 maxvlmtu = dd->vld[i].mtu;
10076 if (i <= 3)
10077 len1 |= (((dd->vld[i].mtu + max_hb) >> 2)
10078 & SEND_LEN_CHECK0_LEN_VL0_MASK) <<
10079 ((i % 4) * SEND_LEN_CHECK0_LEN_VL1_SHIFT);
10080 else
10081 len2 |= (((dd->vld[i].mtu + max_hb) >> 2)
10082 & SEND_LEN_CHECK1_LEN_VL4_MASK) <<
10083 ((i % 4) * SEND_LEN_CHECK1_LEN_VL5_SHIFT);
10084 }
10085 write_csr(dd, SEND_LEN_CHECK0, len1);
10086 write_csr(dd, SEND_LEN_CHECK1, len2);
10087
10088
10089 for (i = 0; i < ppd->vls_supported; i++) {
10090 thres = min(sc_percent_to_threshold(dd->vld[i].sc, 50),
10091 sc_mtu_to_threshold(dd->vld[i].sc,
10092 dd->vld[i].mtu,
10093 dd->rcd[0]->rcvhdrqentsize));
10094 for (j = 0; j < INIT_SC_PER_VL; j++)
10095 sc_set_cr_threshold(
10096 pio_select_send_context_vl(dd, j, i),
10097 thres);
10098 }
10099 thres = min(sc_percent_to_threshold(dd->vld[15].sc, 50),
10100 sc_mtu_to_threshold(dd->vld[15].sc,
10101 dd->vld[15].mtu,
10102 dd->rcd[0]->rcvhdrqentsize));
10103 sc_set_cr_threshold(dd->vld[15].sc, thres);
10104
10105
10106 dcmtu = maxvlmtu == 10240 ? DCC_CFG_PORT_MTU_CAP_10240 :
10107 (ilog2(maxvlmtu >> 8) + 1);
10108 len1 = read_csr(ppd->dd, DCC_CFG_PORT_CONFIG);
10109 len1 &= ~DCC_CFG_PORT_CONFIG_MTU_CAP_SMASK;
10110 len1 |= ((u64)dcmtu & DCC_CFG_PORT_CONFIG_MTU_CAP_MASK) <<
10111 DCC_CFG_PORT_CONFIG_MTU_CAP_SHIFT;
10112 write_csr(ppd->dd, DCC_CFG_PORT_CONFIG, len1);
10113}
10114
10115static void set_lidlmc(struct hfi1_pportdata *ppd)
10116{
10117 int i;
10118 u64 sreg = 0;
10119 struct hfi1_devdata *dd = ppd->dd;
10120 u32 mask = ~((1U << ppd->lmc) - 1);
10121 u64 c1 = read_csr(ppd->dd, DCC_CFG_PORT_CONFIG1);
10122 u32 lid;
10123
10124
10125
10126
10127
10128 lid = (ppd->lid >= be16_to_cpu(IB_MULTICAST_LID_BASE)) ? 0 : ppd->lid;
10129 c1 &= ~(DCC_CFG_PORT_CONFIG1_TARGET_DLID_SMASK
10130 | DCC_CFG_PORT_CONFIG1_DLID_MASK_SMASK);
10131 c1 |= ((lid & DCC_CFG_PORT_CONFIG1_TARGET_DLID_MASK)
10132 << DCC_CFG_PORT_CONFIG1_TARGET_DLID_SHIFT) |
10133 ((mask & DCC_CFG_PORT_CONFIG1_DLID_MASK_MASK)
10134 << DCC_CFG_PORT_CONFIG1_DLID_MASK_SHIFT);
10135 write_csr(ppd->dd, DCC_CFG_PORT_CONFIG1, c1);
10136
10137
10138
10139
10140 sreg = ((mask & SEND_CTXT_CHECK_SLID_MASK_MASK) <<
10141 SEND_CTXT_CHECK_SLID_MASK_SHIFT) |
10142 (((lid & mask) & SEND_CTXT_CHECK_SLID_VALUE_MASK) <<
10143 SEND_CTXT_CHECK_SLID_VALUE_SHIFT);
10144
10145 for (i = 0; i < chip_send_contexts(dd); i++) {
10146 hfi1_cdbg(LINKVERB, "SendContext[%d].SLID_CHECK = 0x%x",
10147 i, (u32)sreg);
10148 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_SLID, sreg);
10149 }
10150
10151
10152 sdma_update_lmc(dd, mask, lid);
10153}
10154
10155static const char *state_completed_string(u32 completed)
10156{
10157 static const char * const state_completed[] = {
10158 "EstablishComm",
10159 "OptimizeEQ",
10160 "VerifyCap"
10161 };
10162
10163 if (completed < ARRAY_SIZE(state_completed))
10164 return state_completed[completed];
10165
10166 return "unknown";
10167}
10168
10169static const char all_lanes_dead_timeout_expired[] =
10170 "All lanes were inactive – was the interconnect media removed?";
10171static const char tx_out_of_policy[] =
10172 "Passing lanes on local port do not meet the local link width policy";
10173static const char no_state_complete[] =
10174 "State timeout occurred before link partner completed the state";
10175static const char * const state_complete_reasons[] = {
10176 [0x00] = "Reason unknown",
10177 [0x01] = "Link was halted by driver, refer to LinkDownReason",
10178 [0x02] = "Link partner reported failure",
10179 [0x10] = "Unable to achieve frame sync on any lane",
10180 [0x11] =
10181 "Unable to find a common bit rate with the link partner",
10182 [0x12] =
10183 "Unable to achieve frame sync on sufficient lanes to meet the local link width policy",
10184 [0x13] =
10185 "Unable to identify preset equalization on sufficient lanes to meet the local link width policy",
10186 [0x14] = no_state_complete,
10187 [0x15] =
10188 "State timeout occurred before link partner identified equalization presets",
10189 [0x16] =
10190 "Link partner completed the EstablishComm state, but the passing lanes do not meet the local link width policy",
10191 [0x17] = tx_out_of_policy,
10192 [0x20] = all_lanes_dead_timeout_expired,
10193 [0x21] =
10194 "Unable to achieve acceptable BER on sufficient lanes to meet the local link width policy",
10195 [0x22] = no_state_complete,
10196 [0x23] =
10197 "Link partner completed the OptimizeEq state, but the passing lanes do not meet the local link width policy",
10198 [0x24] = tx_out_of_policy,
10199 [0x30] = all_lanes_dead_timeout_expired,
10200 [0x31] =
10201 "State timeout occurred waiting for host to process received frames",
10202 [0x32] = no_state_complete,
10203 [0x33] =
10204 "Link partner completed the VerifyCap state, but the passing lanes do not meet the local link width policy",
10205 [0x34] = tx_out_of_policy,
10206 [0x35] = "Negotiated link width is mutually exclusive",
10207 [0x36] =
10208 "Timed out before receiving verifycap frames in VerifyCap.Exchange",
10209 [0x37] = "Unable to resolve secure data exchange",
10210};
10211
10212static const char *state_complete_reason_code_string(struct hfi1_pportdata *ppd,
10213 u32 code)
10214{
10215 const char *str = NULL;
10216
10217 if (code < ARRAY_SIZE(state_complete_reasons))
10218 str = state_complete_reasons[code];
10219
10220 if (str)
10221 return str;
10222 return "Reserved";
10223}
10224
10225
10226static void decode_state_complete(struct hfi1_pportdata *ppd, u32 frame,
10227 const char *prefix)
10228{
10229 struct hfi1_devdata *dd = ppd->dd;
10230 u32 success;
10231 u32 state;
10232 u32 reason;
10233 u32 lanes;
10234
10235
10236
10237
10238
10239
10240
10241
10242
10243 success = frame & 0x1;
10244 state = (frame >> 1) & 0x7;
10245 reason = (frame >> 8) & 0xff;
10246 lanes = (frame >> 16) & 0xffff;
10247
10248 dd_dev_err(dd, "Last %s LNI state complete frame 0x%08x:\n",
10249 prefix, frame);
10250 dd_dev_err(dd, " last reported state state: %s (0x%x)\n",
10251 state_completed_string(state), state);
10252 dd_dev_err(dd, " state successfully completed: %s\n",
10253 success ? "yes" : "no");
10254 dd_dev_err(dd, " fail reason 0x%x: %s\n",
10255 reason, state_complete_reason_code_string(ppd, reason));
10256 dd_dev_err(dd, " passing lane mask: 0x%x", lanes);
10257}
10258
10259
10260
10261
10262
10263
10264static void check_lni_states(struct hfi1_pportdata *ppd)
10265{
10266 u32 last_local_state;
10267 u32 last_remote_state;
10268
10269 read_last_local_state(ppd->dd, &last_local_state);
10270 read_last_remote_state(ppd->dd, &last_remote_state);
10271
10272
10273
10274
10275
10276
10277 if (last_local_state == 0 && last_remote_state == 0)
10278 return;
10279
10280 decode_state_complete(ppd, last_local_state, "transmitted");
10281 decode_state_complete(ppd, last_remote_state, "received");
10282}
10283
10284
10285static int wait_link_transfer_active(struct hfi1_devdata *dd, int wait_ms)
10286{
10287 u64 reg;
10288 unsigned long timeout;
10289
10290
10291 timeout = jiffies + msecs_to_jiffies(wait_ms);
10292 while (1) {
10293 reg = read_csr(dd, DC_LCB_STS_LINK_TRANSFER_ACTIVE);
10294 if (reg)
10295 break;
10296 if (time_after(jiffies, timeout)) {
10297 dd_dev_err(dd,
10298 "timeout waiting for LINK_TRANSFER_ACTIVE\n");
10299 return -ETIMEDOUT;
10300 }
10301 udelay(2);
10302 }
10303 return 0;
10304}
10305
10306
10307static void force_logical_link_state_down(struct hfi1_pportdata *ppd)
10308{
10309 struct hfi1_devdata *dd = ppd->dd;
10310
10311
10312
10313
10314 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 1);
10315 write_csr(dd, DC_LCB_CFG_IGNORE_LOST_RCLK,
10316 DC_LCB_CFG_IGNORE_LOST_RCLK_EN_SMASK);
10317
10318 write_csr(dd, DC_LCB_CFG_LANE_WIDTH, 0);
10319 write_csr(dd, DC_LCB_CFG_REINIT_AS_SLAVE, 0);
10320 write_csr(dd, DC_LCB_CFG_CNT_FOR_SKIP_STALL, 0x110);
10321 write_csr(dd, DC_LCB_CFG_LOOPBACK, 0x2);
10322
10323 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0);
10324 (void)read_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET);
10325 udelay(3);
10326 write_csr(dd, DC_LCB_CFG_ALLOW_LINK_UP, 1);
10327 write_csr(dd, DC_LCB_CFG_RUN, 1ull << DC_LCB_CFG_RUN_EN_SHIFT);
10328
10329 wait_link_transfer_active(dd, 100);
10330
10331
10332
10333
10334 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 1);
10335 write_csr(dd, DC_LCB_CFG_ALLOW_LINK_UP, 0);
10336 write_csr(dd, DC_LCB_CFG_IGNORE_LOST_RCLK, 0);
10337
10338 dd_dev_info(ppd->dd, "logical state forced to LINK_DOWN\n");
10339}
10340
10341
10342
10343
10344
10345
10346
10347
10348
10349static int goto_offline(struct hfi1_pportdata *ppd, u8 rem_reason)
10350{
10351 struct hfi1_devdata *dd = ppd->dd;
10352 u32 previous_state;
10353 int offline_state_ret;
10354 int ret;
10355
10356 update_lcb_cache(dd);
10357
10358 previous_state = ppd->host_link_state;
10359 ppd->host_link_state = HLS_GOING_OFFLINE;
10360
10361
10362 ret = set_physical_link_state(dd, (rem_reason << 8) | PLS_OFFLINE);
10363
10364 if (ret != HCMD_SUCCESS) {
10365 dd_dev_err(dd,
10366 "Failed to transition to Offline link state, return %d\n",
10367 ret);
10368 return -EINVAL;
10369 }
10370 if (ppd->offline_disabled_reason ==
10371 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE))
10372 ppd->offline_disabled_reason =
10373 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_TRANSIENT);
10374
10375 offline_state_ret = wait_phys_link_offline_substates(ppd, 10000);
10376 if (offline_state_ret < 0)
10377 return offline_state_ret;
10378
10379
10380 if (ppd->port_type == PORT_TYPE_QSFP &&
10381 ppd->qsfp_info.limiting_active &&
10382 qsfp_mod_present(ppd)) {
10383 int ret;
10384
10385 ret = acquire_chip_resource(dd, qsfp_resource(dd), QSFP_WAIT);
10386 if (ret == 0) {
10387 set_qsfp_tx(ppd, 0);
10388 release_chip_resource(dd, qsfp_resource(dd));
10389 } else {
10390
10391 dd_dev_err(dd,
10392 "Unable to acquire lock to turn off QSFP TX\n");
10393 }
10394 }
10395
10396
10397
10398
10399
10400 if (offline_state_ret != PLS_OFFLINE_QUIET) {
10401 ret = wait_physical_linkstate(ppd, PLS_OFFLINE, 30000);
10402 if (ret < 0)
10403 return ret;
10404 }
10405
10406
10407
10408
10409
10410 set_host_lcb_access(dd);
10411 write_csr(dd, DC_LCB_ERR_EN, ~0ull);
10412
10413
10414 ret = wait_logical_linkstate(ppd, IB_PORT_DOWN, 1000);
10415 if (ret)
10416 force_logical_link_state_down(ppd);
10417
10418 ppd->host_link_state = HLS_LINK_COOLDOWN;
10419 update_statusp(ppd, IB_PORT_DOWN);
10420
10421
10422
10423
10424
10425
10426
10427
10428
10429
10430 ret = wait_fm_ready(dd, 7000);
10431 if (ret) {
10432 dd_dev_err(dd,
10433 "After going offline, timed out waiting for the 8051 to become ready to accept host requests\n");
10434
10435 ppd->host_link_state = HLS_DN_OFFLINE;
10436 return ret;
10437 }
10438
10439
10440
10441
10442
10443
10444
10445 ppd->host_link_state = HLS_DN_OFFLINE;
10446 if (previous_state & HLS_UP) {
10447
10448 handle_linkup_change(dd, 0);
10449 } else if (previous_state
10450 & (HLS_DN_POLL | HLS_VERIFY_CAP | HLS_GOING_UP)) {
10451
10452 check_lni_states(ppd);
10453
10454
10455 ppd->qsfp_info.reset_needed = 0;
10456 }
10457
10458
10459 ppd->link_width_active = 0;
10460 ppd->link_width_downgrade_tx_active = 0;
10461 ppd->link_width_downgrade_rx_active = 0;
10462 ppd->current_egress_rate = 0;
10463 return 0;
10464}
10465
10466
10467static const char *link_state_name(u32 state)
10468{
10469 const char *name;
10470 int n = ilog2(state);
10471 static const char * const names[] = {
10472 [__HLS_UP_INIT_BP] = "INIT",
10473 [__HLS_UP_ARMED_BP] = "ARMED",
10474 [__HLS_UP_ACTIVE_BP] = "ACTIVE",
10475 [__HLS_DN_DOWNDEF_BP] = "DOWNDEF",
10476 [__HLS_DN_POLL_BP] = "POLL",
10477 [__HLS_DN_DISABLE_BP] = "DISABLE",
10478 [__HLS_DN_OFFLINE_BP] = "OFFLINE",
10479 [__HLS_VERIFY_CAP_BP] = "VERIFY_CAP",
10480 [__HLS_GOING_UP_BP] = "GOING_UP",
10481 [__HLS_GOING_OFFLINE_BP] = "GOING_OFFLINE",
10482 [__HLS_LINK_COOLDOWN_BP] = "LINK_COOLDOWN"
10483 };
10484
10485 name = n < ARRAY_SIZE(names) ? names[n] : NULL;
10486 return name ? name : "unknown";
10487}
10488
10489
10490static const char *link_state_reason_name(struct hfi1_pportdata *ppd, u32 state)
10491{
10492 if (state == HLS_UP_INIT) {
10493 switch (ppd->linkinit_reason) {
10494 case OPA_LINKINIT_REASON_LINKUP:
10495 return "(LINKUP)";
10496 case OPA_LINKINIT_REASON_FLAPPING:
10497 return "(FLAPPING)";
10498 case OPA_LINKINIT_OUTSIDE_POLICY:
10499 return "(OUTSIDE_POLICY)";
10500 case OPA_LINKINIT_QUARANTINED:
10501 return "(QUARANTINED)";
10502 case OPA_LINKINIT_INSUFIC_CAPABILITY:
10503 return "(INSUFIC_CAPABILITY)";
10504 default:
10505 break;
10506 }
10507 }
10508 return "";
10509}
10510
10511
10512
10513
10514
10515
10516u32 driver_pstate(struct hfi1_pportdata *ppd)
10517{
10518 switch (ppd->host_link_state) {
10519 case HLS_UP_INIT:
10520 case HLS_UP_ARMED:
10521 case HLS_UP_ACTIVE:
10522 return IB_PORTPHYSSTATE_LINKUP;
10523 case HLS_DN_POLL:
10524 return IB_PORTPHYSSTATE_POLLING;
10525 case HLS_DN_DISABLE:
10526 return IB_PORTPHYSSTATE_DISABLED;
10527 case HLS_DN_OFFLINE:
10528 return OPA_PORTPHYSSTATE_OFFLINE;
10529 case HLS_VERIFY_CAP:
10530 return IB_PORTPHYSSTATE_TRAINING;
10531 case HLS_GOING_UP:
10532 return IB_PORTPHYSSTATE_TRAINING;
10533 case HLS_GOING_OFFLINE:
10534 return OPA_PORTPHYSSTATE_OFFLINE;
10535 case HLS_LINK_COOLDOWN:
10536 return OPA_PORTPHYSSTATE_OFFLINE;
10537 case HLS_DN_DOWNDEF:
10538 default:
10539 dd_dev_err(ppd->dd, "invalid host_link_state 0x%x\n",
10540 ppd->host_link_state);
10541 return -1;
10542 }
10543}
10544
10545
10546
10547
10548
10549
10550u32 driver_lstate(struct hfi1_pportdata *ppd)
10551{
10552 if (ppd->host_link_state && (ppd->host_link_state & HLS_DOWN))
10553 return IB_PORT_DOWN;
10554
10555 switch (ppd->host_link_state & HLS_UP) {
10556 case HLS_UP_INIT:
10557 return IB_PORT_INIT;
10558 case HLS_UP_ARMED:
10559 return IB_PORT_ARMED;
10560 case HLS_UP_ACTIVE:
10561 return IB_PORT_ACTIVE;
10562 default:
10563 dd_dev_err(ppd->dd, "invalid host_link_state 0x%x\n",
10564 ppd->host_link_state);
10565 return -1;
10566 }
10567}
10568
10569void set_link_down_reason(struct hfi1_pportdata *ppd, u8 lcl_reason,
10570 u8 neigh_reason, u8 rem_reason)
10571{
10572 if (ppd->local_link_down_reason.latest == 0 &&
10573 ppd->neigh_link_down_reason.latest == 0) {
10574 ppd->local_link_down_reason.latest = lcl_reason;
10575 ppd->neigh_link_down_reason.latest = neigh_reason;
10576 ppd->remote_link_down_reason = rem_reason;
10577 }
10578}
10579
10580
10581
10582
10583static inline bool data_vls_operational(struct hfi1_pportdata *ppd)
10584{
10585 return !!ppd->actual_vls_operational;
10586}
10587
10588
10589
10590
10591
10592
10593
10594
10595
10596int set_link_state(struct hfi1_pportdata *ppd, u32 state)
10597{
10598 struct hfi1_devdata *dd = ppd->dd;
10599 struct ib_event event = {.device = NULL};
10600 int ret1, ret = 0;
10601 int orig_new_state, poll_bounce;
10602
10603 mutex_lock(&ppd->hls_lock);
10604
10605 orig_new_state = state;
10606 if (state == HLS_DN_DOWNDEF)
10607 state = HLS_DEFAULT;
10608
10609
10610 poll_bounce = ppd->host_link_state == HLS_DN_POLL &&
10611 state == HLS_DN_POLL;
10612
10613 dd_dev_info(dd, "%s: current %s, new %s %s%s\n", __func__,
10614 link_state_name(ppd->host_link_state),
10615 link_state_name(orig_new_state),
10616 poll_bounce ? "(bounce) " : "",
10617 link_state_reason_name(ppd, state));
10618
10619
10620
10621
10622
10623
10624 if (!(state & (HLS_UP_ARMED | HLS_UP_ACTIVE)))
10625 ppd->is_sm_config_started = 0;
10626
10627
10628
10629
10630
10631 if (ppd->host_link_state == state && !poll_bounce)
10632 goto done;
10633
10634 switch (state) {
10635 case HLS_UP_INIT:
10636 if (ppd->host_link_state == HLS_DN_POLL &&
10637 (quick_linkup || dd->icode == ICODE_FUNCTIONAL_SIMULATOR)) {
10638
10639
10640
10641
10642
10643
10644
10645
10646 } else if (ppd->host_link_state != HLS_GOING_UP) {
10647 goto unexpected;
10648 }
10649
10650
10651
10652
10653
10654
10655 ret = wait_physical_linkstate(ppd, PLS_LINKUP, 1000);
10656 if (ret) {
10657 dd_dev_err(dd,
10658 "%s: physical state did not change to LINK-UP\n",
10659 __func__);
10660 break;
10661 }
10662
10663 ret = wait_logical_linkstate(ppd, IB_PORT_INIT, 1000);
10664 if (ret) {
10665 dd_dev_err(dd,
10666 "%s: logical state did not change to INIT\n",
10667 __func__);
10668 break;
10669 }
10670
10671
10672 if (ppd->linkinit_reason >= OPA_LINKINIT_REASON_CLEAR)
10673 ppd->linkinit_reason =
10674 OPA_LINKINIT_REASON_LINKUP;
10675
10676
10677 add_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
10678
10679 handle_linkup_change(dd, 1);
10680 pio_kernel_linkup(dd);
10681
10682
10683
10684
10685
10686
10687 update_xmit_counters(ppd, ppd->link_width_active);
10688
10689 ppd->host_link_state = HLS_UP_INIT;
10690 update_statusp(ppd, IB_PORT_INIT);
10691 break;
10692 case HLS_UP_ARMED:
10693 if (ppd->host_link_state != HLS_UP_INIT)
10694 goto unexpected;
10695
10696 if (!data_vls_operational(ppd)) {
10697 dd_dev_err(dd,
10698 "%s: data VLs not operational\n", __func__);
10699 ret = -EINVAL;
10700 break;
10701 }
10702
10703 set_logical_state(dd, LSTATE_ARMED);
10704 ret = wait_logical_linkstate(ppd, IB_PORT_ARMED, 1000);
10705 if (ret) {
10706 dd_dev_err(dd,
10707 "%s: logical state did not change to ARMED\n",
10708 __func__);
10709 break;
10710 }
10711 ppd->host_link_state = HLS_UP_ARMED;
10712 update_statusp(ppd, IB_PORT_ARMED);
10713
10714
10715
10716
10717
10718 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR)
10719 ppd->neighbor_normal = 1;
10720 break;
10721 case HLS_UP_ACTIVE:
10722 if (ppd->host_link_state != HLS_UP_ARMED)
10723 goto unexpected;
10724
10725 set_logical_state(dd, LSTATE_ACTIVE);
10726 ret = wait_logical_linkstate(ppd, IB_PORT_ACTIVE, 1000);
10727 if (ret) {
10728 dd_dev_err(dd,
10729 "%s: logical state did not change to ACTIVE\n",
10730 __func__);
10731 } else {
10732
10733 sdma_all_running(dd);
10734 ppd->host_link_state = HLS_UP_ACTIVE;
10735 update_statusp(ppd, IB_PORT_ACTIVE);
10736
10737
10738 event.device = &dd->verbs_dev.rdi.ibdev;
10739 event.element.port_num = ppd->port;
10740 event.event = IB_EVENT_PORT_ACTIVE;
10741 }
10742 break;
10743 case HLS_DN_POLL:
10744 if ((ppd->host_link_state == HLS_DN_DISABLE ||
10745 ppd->host_link_state == HLS_DN_OFFLINE) &&
10746 dd->dc_shutdown)
10747 dc_start(dd);
10748
10749 write_csr(dd, DCC_CFG_LED_CNTRL, 0);
10750
10751 if (ppd->host_link_state != HLS_DN_OFFLINE) {
10752 u8 tmp = ppd->link_enabled;
10753
10754 ret = goto_offline(ppd, ppd->remote_link_down_reason);
10755 if (ret) {
10756 ppd->link_enabled = tmp;
10757 break;
10758 }
10759 ppd->remote_link_down_reason = 0;
10760
10761 if (ppd->driver_link_ready)
10762 ppd->link_enabled = 1;
10763 }
10764
10765 set_all_slowpath(ppd->dd);
10766 ret = set_local_link_attributes(ppd);
10767 if (ret)
10768 break;
10769
10770 ppd->port_error_action = 0;
10771 ppd->host_link_state = HLS_DN_POLL;
10772
10773 if (quick_linkup) {
10774
10775 ret = do_quick_linkup(dd);
10776 } else {
10777 ret1 = set_physical_link_state(dd, PLS_POLLING);
10778 if (ret1 != HCMD_SUCCESS) {
10779 dd_dev_err(dd,
10780 "Failed to transition to Polling link state, return 0x%x\n",
10781 ret1);
10782 ret = -EINVAL;
10783 }
10784 }
10785 ppd->offline_disabled_reason =
10786 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE);
10787
10788
10789
10790
10791 if (ret)
10792 goto_offline(ppd, 0);
10793 else
10794 log_physical_state(ppd, PLS_POLLING);
10795 break;
10796 case HLS_DN_DISABLE:
10797
10798 ppd->link_enabled = 0;
10799
10800
10801
10802
10803 if (ppd->host_link_state != HLS_DN_OFFLINE) {
10804 ret = goto_offline(ppd, ppd->remote_link_down_reason);
10805 if (ret)
10806 break;
10807 ppd->remote_link_down_reason = 0;
10808 }
10809
10810 if (!dd->dc_shutdown) {
10811 ret1 = set_physical_link_state(dd, PLS_DISABLED);
10812 if (ret1 != HCMD_SUCCESS) {
10813 dd_dev_err(dd,
10814 "Failed to transition to Disabled link state, return 0x%x\n",
10815 ret1);
10816 ret = -EINVAL;
10817 break;
10818 }
10819 ret = wait_physical_linkstate(ppd, PLS_DISABLED, 10000);
10820 if (ret) {
10821 dd_dev_err(dd,
10822 "%s: physical state did not change to DISABLED\n",
10823 __func__);
10824 break;
10825 }
10826 dc_shutdown(dd);
10827 }
10828 ppd->host_link_state = HLS_DN_DISABLE;
10829 break;
10830 case HLS_DN_OFFLINE:
10831 if (ppd->host_link_state == HLS_DN_DISABLE)
10832 dc_start(dd);
10833
10834
10835 ret = goto_offline(ppd, ppd->remote_link_down_reason);
10836 if (!ret)
10837 ppd->remote_link_down_reason = 0;
10838 break;
10839 case HLS_VERIFY_CAP:
10840 if (ppd->host_link_state != HLS_DN_POLL)
10841 goto unexpected;
10842 ppd->host_link_state = HLS_VERIFY_CAP;
10843 log_physical_state(ppd, PLS_CONFIGPHY_VERIFYCAP);
10844 break;
10845 case HLS_GOING_UP:
10846 if (ppd->host_link_state != HLS_VERIFY_CAP)
10847 goto unexpected;
10848
10849 ret1 = set_physical_link_state(dd, PLS_LINKUP);
10850 if (ret1 != HCMD_SUCCESS) {
10851 dd_dev_err(dd,
10852 "Failed to transition to link up state, return 0x%x\n",
10853 ret1);
10854 ret = -EINVAL;
10855 break;
10856 }
10857 ppd->host_link_state = HLS_GOING_UP;
10858 break;
10859
10860 case HLS_GOING_OFFLINE:
10861 case HLS_LINK_COOLDOWN:
10862 default:
10863 dd_dev_info(dd, "%s: state 0x%x: not supported\n",
10864 __func__, state);
10865 ret = -EINVAL;
10866 break;
10867 }
10868
10869 goto done;
10870
10871unexpected:
10872 dd_dev_err(dd, "%s: unexpected state transition from %s to %s\n",
10873 __func__, link_state_name(ppd->host_link_state),
10874 link_state_name(state));
10875 ret = -EINVAL;
10876
10877done:
10878 mutex_unlock(&ppd->hls_lock);
10879
10880 if (event.device)
10881 ib_dispatch_event(&event);
10882
10883 return ret;
10884}
10885
10886int hfi1_set_ib_cfg(struct hfi1_pportdata *ppd, int which, u32 val)
10887{
10888 u64 reg;
10889 int ret = 0;
10890
10891 switch (which) {
10892 case HFI1_IB_CFG_LIDLMC:
10893 set_lidlmc(ppd);
10894 break;
10895 case HFI1_IB_CFG_VL_HIGH_LIMIT:
10896
10897
10898
10899
10900 val *= 4096 / 64;
10901 reg = ((u64)val & SEND_HIGH_PRIORITY_LIMIT_LIMIT_MASK)
10902 << SEND_HIGH_PRIORITY_LIMIT_LIMIT_SHIFT;
10903 write_csr(ppd->dd, SEND_HIGH_PRIORITY_LIMIT, reg);
10904 break;
10905 case HFI1_IB_CFG_LINKDEFAULT:
10906
10907 if (val != HLS_DN_POLL)
10908 ret = -EINVAL;
10909 break;
10910 case HFI1_IB_CFG_OP_VLS:
10911 if (ppd->vls_operational != val) {
10912 ppd->vls_operational = val;
10913 if (!ppd->port)
10914 ret = -EINVAL;
10915 }
10916 break;
10917
10918
10919
10920
10921
10922
10923
10924
10925 case HFI1_IB_CFG_LWID_ENB:
10926 ppd->link_width_enabled = val & ppd->link_width_supported;
10927 break;
10928 case HFI1_IB_CFG_LWID_DG_ENB:
10929 ppd->link_width_downgrade_enabled =
10930 val & ppd->link_width_downgrade_supported;
10931 break;
10932 case HFI1_IB_CFG_SPD_ENB:
10933 ppd->link_speed_enabled = val & ppd->link_speed_supported;
10934 break;
10935 case HFI1_IB_CFG_OVERRUN_THRESH:
10936
10937
10938
10939
10940 ppd->overrun_threshold = val;
10941 break;
10942 case HFI1_IB_CFG_PHYERR_THRESH:
10943
10944
10945
10946
10947 ppd->phy_error_threshold = val;
10948 break;
10949
10950 case HFI1_IB_CFG_MTU:
10951 set_send_length(ppd);
10952 break;
10953
10954 case HFI1_IB_CFG_PKEYS:
10955 if (HFI1_CAP_IS_KSET(PKEY_CHECK))
10956 set_partition_keys(ppd);
10957 break;
10958
10959 default:
10960 if (HFI1_CAP_IS_KSET(PRINT_UNIMPL))
10961 dd_dev_info(ppd->dd,
10962 "%s: which %s, val 0x%x: not implemented\n",
10963 __func__, ib_cfg_name(which), val);
10964 break;
10965 }
10966 return ret;
10967}
10968
10969
10970static void init_vl_arb_caches(struct hfi1_pportdata *ppd)
10971{
10972 int i;
10973
10974 BUILD_BUG_ON(VL_ARB_TABLE_SIZE !=
10975 VL_ARB_LOW_PRIO_TABLE_SIZE);
10976 BUILD_BUG_ON(VL_ARB_TABLE_SIZE !=
10977 VL_ARB_HIGH_PRIO_TABLE_SIZE);
10978
10979
10980
10981
10982
10983
10984
10985
10986
10987
10988
10989 for (i = 0; i < MAX_PRIO_TABLE; i++)
10990 spin_lock_init(&ppd->vl_arb_cache[i].lock);
10991}
10992
10993
10994
10995
10996
10997
10998
10999static inline struct vl_arb_cache *
11000vl_arb_lock_cache(struct hfi1_pportdata *ppd, int idx)
11001{
11002 if (idx != LO_PRIO_TABLE && idx != HI_PRIO_TABLE)
11003 return NULL;
11004 spin_lock(&ppd->vl_arb_cache[idx].lock);
11005 return &ppd->vl_arb_cache[idx];
11006}
11007
11008static inline void vl_arb_unlock_cache(struct hfi1_pportdata *ppd, int idx)
11009{
11010 spin_unlock(&ppd->vl_arb_cache[idx].lock);
11011}
11012
11013static void vl_arb_get_cache(struct vl_arb_cache *cache,
11014 struct ib_vl_weight_elem *vl)
11015{
11016 memcpy(vl, cache->table, VL_ARB_TABLE_SIZE * sizeof(*vl));
11017}
11018
11019static void vl_arb_set_cache(struct vl_arb_cache *cache,
11020 struct ib_vl_weight_elem *vl)
11021{
11022 memcpy(cache->table, vl, VL_ARB_TABLE_SIZE * sizeof(*vl));
11023}
11024
11025static int vl_arb_match_cache(struct vl_arb_cache *cache,
11026 struct ib_vl_weight_elem *vl)
11027{
11028 return !memcmp(cache->table, vl, VL_ARB_TABLE_SIZE * sizeof(*vl));
11029}
11030
11031
11032
11033static int set_vl_weights(struct hfi1_pportdata *ppd, u32 target,
11034 u32 size, struct ib_vl_weight_elem *vl)
11035{
11036 struct hfi1_devdata *dd = ppd->dd;
11037 u64 reg;
11038 unsigned int i, is_up = 0;
11039 int drain, ret = 0;
11040
11041 mutex_lock(&ppd->hls_lock);
11042
11043 if (ppd->host_link_state & HLS_UP)
11044 is_up = 1;
11045
11046 drain = !is_ax(dd) && is_up;
11047
11048 if (drain)
11049
11050
11051
11052
11053
11054
11055 ret = stop_drain_data_vls(dd);
11056
11057 if (ret) {
11058 dd_dev_err(
11059 dd,
11060 "%s: cannot stop/drain VLs - refusing to change VL arbitration weights\n",
11061 __func__);
11062 goto err;
11063 }
11064
11065 for (i = 0; i < size; i++, vl++) {
11066
11067
11068
11069
11070 reg = (((u64)vl->vl & SEND_LOW_PRIORITY_LIST_VL_MASK)
11071 << SEND_LOW_PRIORITY_LIST_VL_SHIFT)
11072 | (((u64)vl->weight
11073 & SEND_LOW_PRIORITY_LIST_WEIGHT_MASK)
11074 << SEND_LOW_PRIORITY_LIST_WEIGHT_SHIFT);
11075 write_csr(dd, target + (i * 8), reg);
11076 }
11077 pio_send_control(dd, PSC_GLOBAL_VLARB_ENABLE);
11078
11079 if (drain)
11080 open_fill_data_vls(dd);
11081
11082err:
11083 mutex_unlock(&ppd->hls_lock);
11084
11085 return ret;
11086}
11087
11088
11089
11090
11091static void read_one_cm_vl(struct hfi1_devdata *dd, u32 csr,
11092 struct vl_limit *vll)
11093{
11094 u64 reg = read_csr(dd, csr);
11095
11096 vll->dedicated = cpu_to_be16(
11097 (reg >> SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_SHIFT)
11098 & SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_MASK);
11099 vll->shared = cpu_to_be16(
11100 (reg >> SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_SHIFT)
11101 & SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_MASK);
11102}
11103
11104
11105
11106
11107static int get_buffer_control(struct hfi1_devdata *dd,
11108 struct buffer_control *bc, u16 *overall_limit)
11109{
11110 u64 reg;
11111 int i;
11112
11113
11114 memset(bc, 0, sizeof(*bc));
11115
11116
11117 for (i = 0; i < TXE_NUM_DATA_VL; i++)
11118 read_one_cm_vl(dd, SEND_CM_CREDIT_VL + (8 * i), &bc->vl[i]);
11119
11120
11121 read_one_cm_vl(dd, SEND_CM_CREDIT_VL15, &bc->vl[15]);
11122
11123 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
11124 bc->overall_shared_limit = cpu_to_be16(
11125 (reg >> SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SHIFT)
11126 & SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_MASK);
11127 if (overall_limit)
11128 *overall_limit = (reg
11129 >> SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SHIFT)
11130 & SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_MASK;
11131 return sizeof(struct buffer_control);
11132}
11133
11134static int get_sc2vlnt(struct hfi1_devdata *dd, struct sc2vlnt *dp)
11135{
11136 u64 reg;
11137 int i;
11138
11139
11140 reg = read_csr(dd, DCC_CFG_SC_VL_TABLE_15_0);
11141 for (i = 0; i < sizeof(u64); i++) {
11142 u8 byte = *(((u8 *)®) + i);
11143
11144 dp->vlnt[2 * i] = byte & 0xf;
11145 dp->vlnt[(2 * i) + 1] = (byte & 0xf0) >> 4;
11146 }
11147
11148 reg = read_csr(dd, DCC_CFG_SC_VL_TABLE_31_16);
11149 for (i = 0; i < sizeof(u64); i++) {
11150 u8 byte = *(((u8 *)®) + i);
11151
11152 dp->vlnt[16 + (2 * i)] = byte & 0xf;
11153 dp->vlnt[16 + (2 * i) + 1] = (byte & 0xf0) >> 4;
11154 }
11155 return sizeof(struct sc2vlnt);
11156}
11157
11158static void get_vlarb_preempt(struct hfi1_devdata *dd, u32 nelems,
11159 struct ib_vl_weight_elem *vl)
11160{
11161 unsigned int i;
11162
11163 for (i = 0; i < nelems; i++, vl++) {
11164 vl->vl = 0xf;
11165 vl->weight = 0;
11166 }
11167}
11168
11169static void set_sc2vlnt(struct hfi1_devdata *dd, struct sc2vlnt *dp)
11170{
11171 write_csr(dd, DCC_CFG_SC_VL_TABLE_15_0,
11172 DC_SC_VL_VAL(15_0,
11173 0, dp->vlnt[0] & 0xf,
11174 1, dp->vlnt[1] & 0xf,
11175 2, dp->vlnt[2] & 0xf,
11176 3, dp->vlnt[3] & 0xf,
11177 4, dp->vlnt[4] & 0xf,
11178 5, dp->vlnt[5] & 0xf,
11179 6, dp->vlnt[6] & 0xf,
11180 7, dp->vlnt[7] & 0xf,
11181 8, dp->vlnt[8] & 0xf,
11182 9, dp->vlnt[9] & 0xf,
11183 10, dp->vlnt[10] & 0xf,
11184 11, dp->vlnt[11] & 0xf,
11185 12, dp->vlnt[12] & 0xf,
11186 13, dp->vlnt[13] & 0xf,
11187 14, dp->vlnt[14] & 0xf,
11188 15, dp->vlnt[15] & 0xf));
11189 write_csr(dd, DCC_CFG_SC_VL_TABLE_31_16,
11190 DC_SC_VL_VAL(31_16,
11191 16, dp->vlnt[16] & 0xf,
11192 17, dp->vlnt[17] & 0xf,
11193 18, dp->vlnt[18] & 0xf,
11194 19, dp->vlnt[19] & 0xf,
11195 20, dp->vlnt[20] & 0xf,
11196 21, dp->vlnt[21] & 0xf,
11197 22, dp->vlnt[22] & 0xf,
11198 23, dp->vlnt[23] & 0xf,
11199 24, dp->vlnt[24] & 0xf,
11200 25, dp->vlnt[25] & 0xf,
11201 26, dp->vlnt[26] & 0xf,
11202 27, dp->vlnt[27] & 0xf,
11203 28, dp->vlnt[28] & 0xf,
11204 29, dp->vlnt[29] & 0xf,
11205 30, dp->vlnt[30] & 0xf,
11206 31, dp->vlnt[31] & 0xf));
11207}
11208
11209static void nonzero_msg(struct hfi1_devdata *dd, int idx, const char *what,
11210 u16 limit)
11211{
11212 if (limit != 0)
11213 dd_dev_info(dd, "Invalid %s limit %d on VL %d, ignoring\n",
11214 what, (int)limit, idx);
11215}
11216
11217
11218static void set_global_shared(struct hfi1_devdata *dd, u16 limit)
11219{
11220 u64 reg;
11221
11222 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
11223 reg &= ~SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SMASK;
11224 reg |= (u64)limit << SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SHIFT;
11225 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
11226}
11227
11228
11229static void set_global_limit(struct hfi1_devdata *dd, u16 limit)
11230{
11231 u64 reg;
11232
11233 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
11234 reg &= ~SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SMASK;
11235 reg |= (u64)limit << SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SHIFT;
11236 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
11237}
11238
11239
11240static void set_vl_shared(struct hfi1_devdata *dd, int vl, u16 limit)
11241{
11242 u64 reg;
11243 u32 addr;
11244
11245 if (vl < TXE_NUM_DATA_VL)
11246 addr = SEND_CM_CREDIT_VL + (8 * vl);
11247 else
11248 addr = SEND_CM_CREDIT_VL15;
11249
11250 reg = read_csr(dd, addr);
11251 reg &= ~SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_SMASK;
11252 reg |= (u64)limit << SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_SHIFT;
11253 write_csr(dd, addr, reg);
11254}
11255
11256
11257static void set_vl_dedicated(struct hfi1_devdata *dd, int vl, u16 limit)
11258{
11259 u64 reg;
11260 u32 addr;
11261
11262 if (vl < TXE_NUM_DATA_VL)
11263 addr = SEND_CM_CREDIT_VL + (8 * vl);
11264 else
11265 addr = SEND_CM_CREDIT_VL15;
11266
11267 reg = read_csr(dd, addr);
11268 reg &= ~SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_SMASK;
11269 reg |= (u64)limit << SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_SHIFT;
11270 write_csr(dd, addr, reg);
11271}
11272
11273
11274static void wait_for_vl_status_clear(struct hfi1_devdata *dd, u64 mask,
11275 const char *which)
11276{
11277 unsigned long timeout;
11278 u64 reg;
11279
11280 timeout = jiffies + msecs_to_jiffies(VL_STATUS_CLEAR_TIMEOUT);
11281 while (1) {
11282 reg = read_csr(dd, SEND_CM_CREDIT_USED_STATUS) & mask;
11283
11284 if (reg == 0)
11285 return;
11286 if (time_after(jiffies, timeout))
11287 break;
11288 udelay(1);
11289 }
11290
11291 dd_dev_err(dd,
11292 "%s credit change status not clearing after %dms, mask 0x%llx, not clear 0x%llx\n",
11293 which, VL_STATUS_CLEAR_TIMEOUT, mask, reg);
11294
11295
11296
11297
11298 dd_dev_err(dd,
11299 "Continuing anyway. A credit loss may occur. Suggest a link bounce\n");
11300}
11301
11302
11303
11304
11305
11306
11307
11308
11309
11310
11311
11312
11313
11314
11315
11316
11317
11318
11319
11320
11321
11322
11323
11324
11325
11326int set_buffer_control(struct hfi1_pportdata *ppd,
11327 struct buffer_control *new_bc)
11328{
11329 struct hfi1_devdata *dd = ppd->dd;
11330 u64 changing_mask, ld_mask, stat_mask;
11331 int change_count;
11332 int i, use_all_mask;
11333 int this_shared_changing;
11334 int vl_count = 0, ret;
11335
11336
11337
11338
11339 int any_shared_limit_changing;
11340 struct buffer_control cur_bc;
11341 u8 changing[OPA_MAX_VLS];
11342 u8 lowering_dedicated[OPA_MAX_VLS];
11343 u16 cur_total;
11344 u32 new_total = 0;
11345 const u64 all_mask =
11346 SEND_CM_CREDIT_USED_STATUS_VL0_RETURN_CREDIT_STATUS_SMASK
11347 | SEND_CM_CREDIT_USED_STATUS_VL1_RETURN_CREDIT_STATUS_SMASK
11348 | SEND_CM_CREDIT_USED_STATUS_VL2_RETURN_CREDIT_STATUS_SMASK
11349 | SEND_CM_CREDIT_USED_STATUS_VL3_RETURN_CREDIT_STATUS_SMASK
11350 | SEND_CM_CREDIT_USED_STATUS_VL4_RETURN_CREDIT_STATUS_SMASK
11351 | SEND_CM_CREDIT_USED_STATUS_VL5_RETURN_CREDIT_STATUS_SMASK
11352 | SEND_CM_CREDIT_USED_STATUS_VL6_RETURN_CREDIT_STATUS_SMASK
11353 | SEND_CM_CREDIT_USED_STATUS_VL7_RETURN_CREDIT_STATUS_SMASK
11354 | SEND_CM_CREDIT_USED_STATUS_VL15_RETURN_CREDIT_STATUS_SMASK;
11355
11356#define valid_vl(idx) ((idx) < TXE_NUM_DATA_VL || (idx) == 15)
11357#define NUM_USABLE_VLS 16
11358
11359
11360 for (i = 0; i < OPA_MAX_VLS; i++) {
11361 if (valid_vl(i)) {
11362 new_total += be16_to_cpu(new_bc->vl[i].dedicated);
11363 continue;
11364 }
11365 nonzero_msg(dd, i, "dedicated",
11366 be16_to_cpu(new_bc->vl[i].dedicated));
11367 nonzero_msg(dd, i, "shared",
11368 be16_to_cpu(new_bc->vl[i].shared));
11369 new_bc->vl[i].dedicated = 0;
11370 new_bc->vl[i].shared = 0;
11371 }
11372 new_total += be16_to_cpu(new_bc->overall_shared_limit);
11373
11374
11375 get_buffer_control(dd, &cur_bc, &cur_total);
11376
11377
11378
11379
11380 memset(changing, 0, sizeof(changing));
11381 memset(lowering_dedicated, 0, sizeof(lowering_dedicated));
11382
11383
11384
11385
11386 stat_mask =
11387 SEND_CM_CREDIT_USED_STATUS_VL0_RETURN_CREDIT_STATUS_SMASK;
11388 changing_mask = 0;
11389 ld_mask = 0;
11390 change_count = 0;
11391 any_shared_limit_changing = 0;
11392 for (i = 0; i < NUM_USABLE_VLS; i++, stat_mask <<= 1) {
11393 if (!valid_vl(i))
11394 continue;
11395 this_shared_changing = new_bc->vl[i].shared
11396 != cur_bc.vl[i].shared;
11397 if (this_shared_changing)
11398 any_shared_limit_changing = 1;
11399 if (new_bc->vl[i].dedicated != cur_bc.vl[i].dedicated ||
11400 this_shared_changing) {
11401 changing[i] = 1;
11402 changing_mask |= stat_mask;
11403 change_count++;
11404 }
11405 if (be16_to_cpu(new_bc->vl[i].dedicated) <
11406 be16_to_cpu(cur_bc.vl[i].dedicated)) {
11407 lowering_dedicated[i] = 1;
11408 ld_mask |= stat_mask;
11409 }
11410 }
11411
11412
11413 if (new_total > cur_total)
11414 set_global_limit(dd, new_total);
11415
11416
11417
11418
11419 use_all_mask = 0;
11420 if ((be16_to_cpu(new_bc->overall_shared_limit) <
11421 be16_to_cpu(cur_bc.overall_shared_limit)) ||
11422 (is_ax(dd) && any_shared_limit_changing)) {
11423 set_global_shared(dd, 0);
11424 cur_bc.overall_shared_limit = 0;
11425 use_all_mask = 1;
11426 }
11427
11428 for (i = 0; i < NUM_USABLE_VLS; i++) {
11429 if (!valid_vl(i))
11430 continue;
11431
11432 if (changing[i]) {
11433 set_vl_shared(dd, i, 0);
11434 cur_bc.vl[i].shared = 0;
11435 }
11436 }
11437
11438 wait_for_vl_status_clear(dd, use_all_mask ? all_mask : changing_mask,
11439 "shared");
11440
11441 if (change_count > 0) {
11442 for (i = 0; i < NUM_USABLE_VLS; i++) {
11443 if (!valid_vl(i))
11444 continue;
11445
11446 if (lowering_dedicated[i]) {
11447 set_vl_dedicated(dd, i,
11448 be16_to_cpu(new_bc->
11449 vl[i].dedicated));
11450 cur_bc.vl[i].dedicated =
11451 new_bc->vl[i].dedicated;
11452 }
11453 }
11454
11455 wait_for_vl_status_clear(dd, ld_mask, "dedicated");
11456
11457
11458 for (i = 0; i < NUM_USABLE_VLS; i++) {
11459 if (!valid_vl(i))
11460 continue;
11461
11462 if (be16_to_cpu(new_bc->vl[i].dedicated) >
11463 be16_to_cpu(cur_bc.vl[i].dedicated))
11464 set_vl_dedicated(dd, i,
11465 be16_to_cpu(new_bc->
11466 vl[i].dedicated));
11467 }
11468 }
11469
11470
11471 for (i = 0; i < NUM_USABLE_VLS; i++) {
11472 if (!valid_vl(i))
11473 continue;
11474
11475 if (be16_to_cpu(new_bc->vl[i].shared) >
11476 be16_to_cpu(cur_bc.vl[i].shared))
11477 set_vl_shared(dd, i, be16_to_cpu(new_bc->vl[i].shared));
11478 }
11479
11480
11481 if (be16_to_cpu(new_bc->overall_shared_limit) >
11482 be16_to_cpu(cur_bc.overall_shared_limit))
11483 set_global_shared(dd,
11484 be16_to_cpu(new_bc->overall_shared_limit));
11485
11486
11487 if (new_total < cur_total)
11488 set_global_limit(dd, new_total);
11489
11490
11491
11492
11493
11494 if (change_count > 0) {
11495 for (i = 0; i < TXE_NUM_DATA_VL; i++)
11496 if (be16_to_cpu(new_bc->vl[i].dedicated) > 0 ||
11497 be16_to_cpu(new_bc->vl[i].shared) > 0)
11498 vl_count++;
11499 ppd->actual_vls_operational = vl_count;
11500 ret = sdma_map_init(dd, ppd->port - 1, vl_count ?
11501 ppd->actual_vls_operational :
11502 ppd->vls_operational,
11503 NULL);
11504 if (ret == 0)
11505 ret = pio_map_init(dd, ppd->port - 1, vl_count ?
11506 ppd->actual_vls_operational :
11507 ppd->vls_operational, NULL);
11508 if (ret)
11509 return ret;
11510 }
11511 return 0;
11512}
11513
11514
11515
11516
11517
11518
11519int fm_get_table(struct hfi1_pportdata *ppd, int which, void *t)
11520
11521{
11522 int size;
11523 struct vl_arb_cache *vlc;
11524
11525 switch (which) {
11526 case FM_TBL_VL_HIGH_ARB:
11527 size = 256;
11528
11529
11530
11531
11532 vlc = vl_arb_lock_cache(ppd, HI_PRIO_TABLE);
11533 vl_arb_get_cache(vlc, t);
11534 vl_arb_unlock_cache(ppd, HI_PRIO_TABLE);
11535 break;
11536 case FM_TBL_VL_LOW_ARB:
11537 size = 256;
11538
11539
11540
11541
11542 vlc = vl_arb_lock_cache(ppd, LO_PRIO_TABLE);
11543 vl_arb_get_cache(vlc, t);
11544 vl_arb_unlock_cache(ppd, LO_PRIO_TABLE);
11545 break;
11546 case FM_TBL_BUFFER_CONTROL:
11547 size = get_buffer_control(ppd->dd, t, NULL);
11548 break;
11549 case FM_TBL_SC2VLNT:
11550 size = get_sc2vlnt(ppd->dd, t);
11551 break;
11552 case FM_TBL_VL_PREEMPT_ELEMS:
11553 size = 256;
11554
11555 get_vlarb_preempt(ppd->dd, OPA_MAX_VLS, t);
11556 break;
11557 case FM_TBL_VL_PREEMPT_MATRIX:
11558 size = 256;
11559
11560
11561
11562
11563 break;
11564 default:
11565 return -EINVAL;
11566 }
11567 return size;
11568}
11569
11570
11571
11572
11573int fm_set_table(struct hfi1_pportdata *ppd, int which, void *t)
11574{
11575 int ret = 0;
11576 struct vl_arb_cache *vlc;
11577
11578 switch (which) {
11579 case FM_TBL_VL_HIGH_ARB:
11580 vlc = vl_arb_lock_cache(ppd, HI_PRIO_TABLE);
11581 if (vl_arb_match_cache(vlc, t)) {
11582 vl_arb_unlock_cache(ppd, HI_PRIO_TABLE);
11583 break;
11584 }
11585 vl_arb_set_cache(vlc, t);
11586 vl_arb_unlock_cache(ppd, HI_PRIO_TABLE);
11587 ret = set_vl_weights(ppd, SEND_HIGH_PRIORITY_LIST,
11588 VL_ARB_HIGH_PRIO_TABLE_SIZE, t);
11589 break;
11590 case FM_TBL_VL_LOW_ARB:
11591 vlc = vl_arb_lock_cache(ppd, LO_PRIO_TABLE);
11592 if (vl_arb_match_cache(vlc, t)) {
11593 vl_arb_unlock_cache(ppd, LO_PRIO_TABLE);
11594 break;
11595 }
11596 vl_arb_set_cache(vlc, t);
11597 vl_arb_unlock_cache(ppd, LO_PRIO_TABLE);
11598 ret = set_vl_weights(ppd, SEND_LOW_PRIORITY_LIST,
11599 VL_ARB_LOW_PRIO_TABLE_SIZE, t);
11600 break;
11601 case FM_TBL_BUFFER_CONTROL:
11602 ret = set_buffer_control(ppd, t);
11603 break;
11604 case FM_TBL_SC2VLNT:
11605 set_sc2vlnt(ppd->dd, t);
11606 break;
11607 default:
11608 ret = -EINVAL;
11609 }
11610 return ret;
11611}
11612
11613
11614
11615
11616
11617
11618static int disable_data_vls(struct hfi1_devdata *dd)
11619{
11620 if (is_ax(dd))
11621 return 1;
11622
11623 pio_send_control(dd, PSC_DATA_VL_DISABLE);
11624
11625 return 0;
11626}
11627
11628
11629
11630
11631
11632
11633
11634
11635
11636int open_fill_data_vls(struct hfi1_devdata *dd)
11637{
11638 if (is_ax(dd))
11639 return 1;
11640
11641 pio_send_control(dd, PSC_DATA_VL_ENABLE);
11642
11643 return 0;
11644}
11645
11646
11647
11648
11649
11650
11651static void drain_data_vls(struct hfi1_devdata *dd)
11652{
11653 sc_wait(dd);
11654 sdma_wait(dd);
11655 pause_for_credit_return(dd);
11656}
11657
11658
11659
11660
11661
11662
11663
11664
11665
11666
11667
11668int stop_drain_data_vls(struct hfi1_devdata *dd)
11669{
11670 int ret;
11671
11672 ret = disable_data_vls(dd);
11673 if (ret == 0)
11674 drain_data_vls(dd);
11675
11676 return ret;
11677}
11678
11679
11680
11681
11682
11683u32 ns_to_cclock(struct hfi1_devdata *dd, u32 ns)
11684{
11685 u32 cclocks;
11686
11687 if (dd->icode == ICODE_FPGA_EMULATION)
11688 cclocks = (ns * 1000) / FPGA_CCLOCK_PS;
11689 else
11690 cclocks = (ns * 1000) / ASIC_CCLOCK_PS;
11691 if (ns && !cclocks)
11692 cclocks = 1;
11693 return cclocks;
11694}
11695
11696
11697
11698
11699
11700u32 cclock_to_ns(struct hfi1_devdata *dd, u32 cclocks)
11701{
11702 u32 ns;
11703
11704 if (dd->icode == ICODE_FPGA_EMULATION)
11705 ns = (cclocks * FPGA_CCLOCK_PS) / 1000;
11706 else
11707 ns = (cclocks * ASIC_CCLOCK_PS) / 1000;
11708 if (cclocks && !ns)
11709 ns = 1;
11710 return ns;
11711}
11712
11713
11714
11715
11716
11717
11718
11719static void adjust_rcv_timeout(struct hfi1_ctxtdata *rcd, u32 npkts)
11720{
11721 struct hfi1_devdata *dd = rcd->dd;
11722 u32 timeout = rcd->rcvavail_timeout;
11723
11724
11725
11726
11727
11728
11729
11730
11731
11732
11733 if (npkts < rcv_intr_count) {
11734
11735
11736
11737
11738 if (timeout < 2)
11739 return;
11740 timeout >>= 1;
11741 } else {
11742
11743
11744
11745
11746 if (timeout >= dd->rcv_intr_timeout_csr)
11747 return;
11748 timeout = min(timeout << 1, dd->rcv_intr_timeout_csr);
11749 }
11750
11751 rcd->rcvavail_timeout = timeout;
11752
11753
11754
11755
11756 write_kctxt_csr(dd, rcd->ctxt, RCV_AVAIL_TIME_OUT,
11757 (u64)timeout <<
11758 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_SHIFT);
11759}
11760
11761void update_usrhead(struct hfi1_ctxtdata *rcd, u32 hd, u32 updegr, u32 egrhd,
11762 u32 intr_adjust, u32 npkts)
11763{
11764 struct hfi1_devdata *dd = rcd->dd;
11765 u64 reg;
11766 u32 ctxt = rcd->ctxt;
11767
11768
11769
11770
11771
11772 if (intr_adjust)
11773 adjust_rcv_timeout(rcd, npkts);
11774 if (updegr) {
11775 reg = (egrhd & RCV_EGR_INDEX_HEAD_HEAD_MASK)
11776 << RCV_EGR_INDEX_HEAD_HEAD_SHIFT;
11777 write_uctxt_csr(dd, ctxt, RCV_EGR_INDEX_HEAD, reg);
11778 }
11779 mmiowb();
11780 reg = ((u64)rcv_intr_count << RCV_HDR_HEAD_COUNTER_SHIFT) |
11781 (((u64)hd & RCV_HDR_HEAD_HEAD_MASK)
11782 << RCV_HDR_HEAD_HEAD_SHIFT);
11783 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, reg);
11784 mmiowb();
11785}
11786
11787u32 hdrqempty(struct hfi1_ctxtdata *rcd)
11788{
11789 u32 head, tail;
11790
11791 head = (read_uctxt_csr(rcd->dd, rcd->ctxt, RCV_HDR_HEAD)
11792 & RCV_HDR_HEAD_HEAD_SMASK) >> RCV_HDR_HEAD_HEAD_SHIFT;
11793
11794 if (rcd->rcvhdrtail_kvaddr)
11795 tail = get_rcvhdrtail(rcd);
11796 else
11797 tail = read_uctxt_csr(rcd->dd, rcd->ctxt, RCV_HDR_TAIL);
11798
11799 return head == tail;
11800}
11801
11802
11803
11804
11805
11806
11807
11808
11809
11810
11811
11812
11813
11814
11815
11816
11817
11818
11819
11820
11821static u32 encoded_size(u32 size)
11822{
11823 switch (size) {
11824 case 4 * 1024: return 0x1;
11825 case 8 * 1024: return 0x2;
11826 case 16 * 1024: return 0x3;
11827 case 32 * 1024: return 0x4;
11828 case 64 * 1024: return 0x5;
11829 case 128 * 1024: return 0x6;
11830 case 256 * 1024: return 0x7;
11831 case 512 * 1024: return 0x8;
11832 case 1 * 1024 * 1024: return 0x9;
11833 case 2 * 1024 * 1024: return 0xa;
11834 }
11835 return 0x1;
11836}
11837
11838void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op,
11839 struct hfi1_ctxtdata *rcd)
11840{
11841 u64 rcvctrl, reg;
11842 int did_enable = 0;
11843 u16 ctxt;
11844
11845 if (!rcd)
11846 return;
11847
11848 ctxt = rcd->ctxt;
11849
11850 hfi1_cdbg(RCVCTRL, "ctxt %d op 0x%x", ctxt, op);
11851
11852 rcvctrl = read_kctxt_csr(dd, ctxt, RCV_CTXT_CTRL);
11853
11854 if ((op & HFI1_RCVCTRL_CTXT_ENB) &&
11855 !(rcvctrl & RCV_CTXT_CTRL_ENABLE_SMASK)) {
11856
11857 write_kctxt_csr(dd, ctxt, RCV_HDR_ADDR,
11858 rcd->rcvhdrq_dma);
11859 if (rcd->rcvhdrtail_kvaddr)
11860 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
11861 rcd->rcvhdrqtailaddr_dma);
11862 rcd->seq_cnt = 1;
11863
11864
11865 rcd->head = 0;
11866
11867
11868
11869
11870
11871
11872
11873 memset(rcd->rcvhdrq, 0, rcvhdrq_size(rcd));
11874
11875
11876 rcd->rcvavail_timeout = dd->rcv_intr_timeout_csr;
11877
11878
11879 rcvctrl |= RCV_CTXT_CTRL_ENABLE_SMASK;
11880
11881
11882 rcvctrl &= ~RCV_CTXT_CTRL_EGR_BUF_SIZE_SMASK;
11883 rcvctrl |= ((u64)encoded_size(rcd->egrbufs.rcvtid_size)
11884 & RCV_CTXT_CTRL_EGR_BUF_SIZE_MASK)
11885 << RCV_CTXT_CTRL_EGR_BUF_SIZE_SHIFT;
11886
11887
11888 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, 0);
11889 did_enable = 1;
11890
11891
11892 write_uctxt_csr(dd, ctxt, RCV_EGR_INDEX_HEAD, 0);
11893
11894
11895 reg = (((u64)(rcd->egrbufs.alloced >> RCV_SHIFT)
11896 & RCV_EGR_CTRL_EGR_CNT_MASK)
11897 << RCV_EGR_CTRL_EGR_CNT_SHIFT) |
11898 (((rcd->eager_base >> RCV_SHIFT)
11899 & RCV_EGR_CTRL_EGR_BASE_INDEX_MASK)
11900 << RCV_EGR_CTRL_EGR_BASE_INDEX_SHIFT);
11901 write_kctxt_csr(dd, ctxt, RCV_EGR_CTRL, reg);
11902
11903
11904
11905
11906
11907
11908
11909 reg = (((rcd->expected_count >> RCV_SHIFT)
11910 & RCV_TID_CTRL_TID_PAIR_CNT_MASK)
11911 << RCV_TID_CTRL_TID_PAIR_CNT_SHIFT) |
11912 (((rcd->expected_base >> RCV_SHIFT)
11913 & RCV_TID_CTRL_TID_BASE_INDEX_MASK)
11914 << RCV_TID_CTRL_TID_BASE_INDEX_SHIFT);
11915 write_kctxt_csr(dd, ctxt, RCV_TID_CTRL, reg);
11916 if (ctxt == HFI1_CTRL_CTXT)
11917 write_csr(dd, RCV_VL15, HFI1_CTRL_CTXT);
11918 }
11919 if (op & HFI1_RCVCTRL_CTXT_DIS) {
11920 write_csr(dd, RCV_VL15, 0);
11921
11922
11923
11924
11925
11926 if (dd->rcvhdrtail_dummy_dma) {
11927 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
11928 dd->rcvhdrtail_dummy_dma);
11929
11930 rcvctrl |= RCV_CTXT_CTRL_TAIL_UPD_SMASK;
11931 }
11932
11933 rcvctrl &= ~RCV_CTXT_CTRL_ENABLE_SMASK;
11934 }
11935 if (op & HFI1_RCVCTRL_INTRAVAIL_ENB)
11936 rcvctrl |= RCV_CTXT_CTRL_INTR_AVAIL_SMASK;
11937 if (op & HFI1_RCVCTRL_INTRAVAIL_DIS)
11938 rcvctrl &= ~RCV_CTXT_CTRL_INTR_AVAIL_SMASK;
11939 if ((op & HFI1_RCVCTRL_TAILUPD_ENB) && rcd->rcvhdrtail_kvaddr)
11940 rcvctrl |= RCV_CTXT_CTRL_TAIL_UPD_SMASK;
11941 if (op & HFI1_RCVCTRL_TAILUPD_DIS) {
11942
11943 if (!(op & HFI1_RCVCTRL_CTXT_DIS))
11944 rcvctrl &= ~RCV_CTXT_CTRL_TAIL_UPD_SMASK;
11945 }
11946 if (op & HFI1_RCVCTRL_TIDFLOW_ENB)
11947 rcvctrl |= RCV_CTXT_CTRL_TID_FLOW_ENABLE_SMASK;
11948 if (op & HFI1_RCVCTRL_TIDFLOW_DIS)
11949 rcvctrl &= ~RCV_CTXT_CTRL_TID_FLOW_ENABLE_SMASK;
11950 if (op & HFI1_RCVCTRL_ONE_PKT_EGR_ENB) {
11951
11952
11953
11954
11955 rcvctrl &= ~RCV_CTXT_CTRL_EGR_BUF_SIZE_SMASK;
11956 rcvctrl |= RCV_CTXT_CTRL_ONE_PACKET_PER_EGR_BUFFER_SMASK;
11957 }
11958 if (op & HFI1_RCVCTRL_ONE_PKT_EGR_DIS)
11959 rcvctrl &= ~RCV_CTXT_CTRL_ONE_PACKET_PER_EGR_BUFFER_SMASK;
11960 if (op & HFI1_RCVCTRL_NO_RHQ_DROP_ENB)
11961 rcvctrl |= RCV_CTXT_CTRL_DONT_DROP_RHQ_FULL_SMASK;
11962 if (op & HFI1_RCVCTRL_NO_RHQ_DROP_DIS)
11963 rcvctrl &= ~RCV_CTXT_CTRL_DONT_DROP_RHQ_FULL_SMASK;
11964 if (op & HFI1_RCVCTRL_NO_EGR_DROP_ENB)
11965 rcvctrl |= RCV_CTXT_CTRL_DONT_DROP_EGR_FULL_SMASK;
11966 if (op & HFI1_RCVCTRL_NO_EGR_DROP_DIS)
11967 rcvctrl &= ~RCV_CTXT_CTRL_DONT_DROP_EGR_FULL_SMASK;
11968 hfi1_cdbg(RCVCTRL, "ctxt %d rcvctrl 0x%llx\n", ctxt, rcvctrl);
11969 write_kctxt_csr(dd, ctxt, RCV_CTXT_CTRL, rcvctrl);
11970
11971
11972 if (did_enable &&
11973 (rcvctrl & RCV_CTXT_CTRL_DONT_DROP_RHQ_FULL_SMASK)) {
11974 reg = read_kctxt_csr(dd, ctxt, RCV_CTXT_STATUS);
11975 if (reg != 0) {
11976 dd_dev_info(dd, "ctxt %d status %lld (blocked)\n",
11977 ctxt, reg);
11978 read_uctxt_csr(dd, ctxt, RCV_HDR_HEAD);
11979 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, 0x10);
11980 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, 0x00);
11981 read_uctxt_csr(dd, ctxt, RCV_HDR_HEAD);
11982 reg = read_kctxt_csr(dd, ctxt, RCV_CTXT_STATUS);
11983 dd_dev_info(dd, "ctxt %d status %lld (%s blocked)\n",
11984 ctxt, reg, reg == 0 ? "not" : "still");
11985 }
11986 }
11987
11988 if (did_enable) {
11989
11990
11991
11992
11993
11994 write_kctxt_csr(dd, ctxt, RCV_AVAIL_TIME_OUT,
11995 (u64)rcd->rcvavail_timeout <<
11996 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_SHIFT);
11997
11998
11999 reg = (u64)rcv_intr_count << RCV_HDR_HEAD_COUNTER_SHIFT;
12000 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, reg);
12001 }
12002
12003 if (op & (HFI1_RCVCTRL_TAILUPD_DIS | HFI1_RCVCTRL_CTXT_DIS))
12004
12005
12006
12007
12008
12009 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
12010 dd->rcvhdrtail_dummy_dma);
12011}
12012
12013u32 hfi1_read_cntrs(struct hfi1_devdata *dd, char **namep, u64 **cntrp)
12014{
12015 int ret;
12016 u64 val = 0;
12017
12018 if (namep) {
12019 ret = dd->cntrnameslen;
12020 *namep = dd->cntrnames;
12021 } else {
12022 const struct cntr_entry *entry;
12023 int i, j;
12024
12025 ret = (dd->ndevcntrs) * sizeof(u64);
12026
12027
12028 *cntrp = dd->cntrs;
12029
12030
12031
12032
12033 for (i = 0; i < DEV_CNTR_LAST; i++) {
12034 entry = &dev_cntrs[i];
12035 hfi1_cdbg(CNTR, "reading %s", entry->name);
12036 if (entry->flags & CNTR_DISABLED) {
12037
12038 hfi1_cdbg(CNTR, "\tDisabled\n");
12039 } else {
12040 if (entry->flags & CNTR_VL) {
12041 hfi1_cdbg(CNTR, "\tPer VL\n");
12042 for (j = 0; j < C_VL_COUNT; j++) {
12043 val = entry->rw_cntr(entry,
12044 dd, j,
12045 CNTR_MODE_R,
12046 0);
12047 hfi1_cdbg(
12048 CNTR,
12049 "\t\tRead 0x%llx for %d\n",
12050 val, j);
12051 dd->cntrs[entry->offset + j] =
12052 val;
12053 }
12054 } else if (entry->flags & CNTR_SDMA) {
12055 hfi1_cdbg(CNTR,
12056 "\t Per SDMA Engine\n");
12057 for (j = 0; j < chip_sdma_engines(dd);
12058 j++) {
12059 val =
12060 entry->rw_cntr(entry, dd, j,
12061 CNTR_MODE_R, 0);
12062 hfi1_cdbg(CNTR,
12063 "\t\tRead 0x%llx for %d\n",
12064 val, j);
12065 dd->cntrs[entry->offset + j] =
12066 val;
12067 }
12068 } else {
12069 val = entry->rw_cntr(entry, dd,
12070 CNTR_INVALID_VL,
12071 CNTR_MODE_R, 0);
12072 dd->cntrs[entry->offset] = val;
12073 hfi1_cdbg(CNTR, "\tRead 0x%llx", val);
12074 }
12075 }
12076 }
12077 }
12078 return ret;
12079}
12080
12081
12082
12083
12084u32 hfi1_read_portcntrs(struct hfi1_pportdata *ppd, char **namep, u64 **cntrp)
12085{
12086 int ret;
12087 u64 val = 0;
12088
12089 if (namep) {
12090 ret = ppd->dd->portcntrnameslen;
12091 *namep = ppd->dd->portcntrnames;
12092 } else {
12093 const struct cntr_entry *entry;
12094 int i, j;
12095
12096 ret = ppd->dd->nportcntrs * sizeof(u64);
12097 *cntrp = ppd->cntrs;
12098
12099 for (i = 0; i < PORT_CNTR_LAST; i++) {
12100 entry = &port_cntrs[i];
12101 hfi1_cdbg(CNTR, "reading %s", entry->name);
12102 if (entry->flags & CNTR_DISABLED) {
12103
12104 hfi1_cdbg(CNTR, "\tDisabled\n");
12105 continue;
12106 }
12107
12108 if (entry->flags & CNTR_VL) {
12109 hfi1_cdbg(CNTR, "\tPer VL");
12110 for (j = 0; j < C_VL_COUNT; j++) {
12111 val = entry->rw_cntr(entry, ppd, j,
12112 CNTR_MODE_R,
12113 0);
12114 hfi1_cdbg(
12115 CNTR,
12116 "\t\tRead 0x%llx for %d",
12117 val, j);
12118 ppd->cntrs[entry->offset + j] = val;
12119 }
12120 } else {
12121 val = entry->rw_cntr(entry, ppd,
12122 CNTR_INVALID_VL,
12123 CNTR_MODE_R,
12124 0);
12125 ppd->cntrs[entry->offset] = val;
12126 hfi1_cdbg(CNTR, "\tRead 0x%llx", val);
12127 }
12128 }
12129 }
12130 return ret;
12131}
12132
12133static void free_cntrs(struct hfi1_devdata *dd)
12134{
12135 struct hfi1_pportdata *ppd;
12136 int i;
12137
12138 if (dd->synth_stats_timer.function)
12139 del_timer_sync(&dd->synth_stats_timer);
12140 ppd = (struct hfi1_pportdata *)(dd + 1);
12141 for (i = 0; i < dd->num_pports; i++, ppd++) {
12142 kfree(ppd->cntrs);
12143 kfree(ppd->scntrs);
12144 free_percpu(ppd->ibport_data.rvp.rc_acks);
12145 free_percpu(ppd->ibport_data.rvp.rc_qacks);
12146 free_percpu(ppd->ibport_data.rvp.rc_delayed_comp);
12147 ppd->cntrs = NULL;
12148 ppd->scntrs = NULL;
12149 ppd->ibport_data.rvp.rc_acks = NULL;
12150 ppd->ibport_data.rvp.rc_qacks = NULL;
12151 ppd->ibport_data.rvp.rc_delayed_comp = NULL;
12152 }
12153 kfree(dd->portcntrnames);
12154 dd->portcntrnames = NULL;
12155 kfree(dd->cntrs);
12156 dd->cntrs = NULL;
12157 kfree(dd->scntrs);
12158 dd->scntrs = NULL;
12159 kfree(dd->cntrnames);
12160 dd->cntrnames = NULL;
12161 if (dd->update_cntr_wq) {
12162 destroy_workqueue(dd->update_cntr_wq);
12163 dd->update_cntr_wq = NULL;
12164 }
12165}
12166
12167static u64 read_dev_port_cntr(struct hfi1_devdata *dd, struct cntr_entry *entry,
12168 u64 *psval, void *context, int vl)
12169{
12170 u64 val;
12171 u64 sval = *psval;
12172
12173 if (entry->flags & CNTR_DISABLED) {
12174 dd_dev_err(dd, "Counter %s not enabled", entry->name);
12175 return 0;
12176 }
12177
12178 hfi1_cdbg(CNTR, "cntr: %s vl %d psval 0x%llx", entry->name, vl, *psval);
12179
12180 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_R, 0);
12181
12182
12183 if (entry->flags & CNTR_SYNTH) {
12184 if (sval == CNTR_MAX) {
12185
12186 return CNTR_MAX;
12187 }
12188
12189 if (entry->flags & CNTR_32BIT) {
12190
12191 u64 upper = sval >> 32;
12192 u64 lower = (sval << 32) >> 32;
12193
12194 if (lower > val) {
12195 if (upper == CNTR_32BIT_MAX)
12196 val = CNTR_MAX;
12197 else
12198 upper++;
12199 }
12200
12201 if (val != CNTR_MAX)
12202 val = (upper << 32) | val;
12203
12204 } else {
12205
12206 if ((val < sval) || (val > CNTR_MAX))
12207 val = CNTR_MAX;
12208 }
12209 }
12210
12211 *psval = val;
12212
12213 hfi1_cdbg(CNTR, "\tNew val=0x%llx", val);
12214
12215 return val;
12216}
12217
12218static u64 write_dev_port_cntr(struct hfi1_devdata *dd,
12219 struct cntr_entry *entry,
12220 u64 *psval, void *context, int vl, u64 data)
12221{
12222 u64 val;
12223
12224 if (entry->flags & CNTR_DISABLED) {
12225 dd_dev_err(dd, "Counter %s not enabled", entry->name);
12226 return 0;
12227 }
12228
12229 hfi1_cdbg(CNTR, "cntr: %s vl %d psval 0x%llx", entry->name, vl, *psval);
12230
12231 if (entry->flags & CNTR_SYNTH) {
12232 *psval = data;
12233 if (entry->flags & CNTR_32BIT) {
12234 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_W,
12235 (data << 32) >> 32);
12236 val = data;
12237 } else {
12238 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_W,
12239 data);
12240 }
12241 } else {
12242 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_W, data);
12243 }
12244
12245 *psval = val;
12246
12247 hfi1_cdbg(CNTR, "\tNew val=0x%llx", val);
12248
12249 return val;
12250}
12251
12252u64 read_dev_cntr(struct hfi1_devdata *dd, int index, int vl)
12253{
12254 struct cntr_entry *entry;
12255 u64 *sval;
12256
12257 entry = &dev_cntrs[index];
12258 sval = dd->scntrs + entry->offset;
12259
12260 if (vl != CNTR_INVALID_VL)
12261 sval += vl;
12262
12263 return read_dev_port_cntr(dd, entry, sval, dd, vl);
12264}
12265
12266u64 write_dev_cntr(struct hfi1_devdata *dd, int index, int vl, u64 data)
12267{
12268 struct cntr_entry *entry;
12269 u64 *sval;
12270
12271 entry = &dev_cntrs[index];
12272 sval = dd->scntrs + entry->offset;
12273
12274 if (vl != CNTR_INVALID_VL)
12275 sval += vl;
12276
12277 return write_dev_port_cntr(dd, entry, sval, dd, vl, data);
12278}
12279
12280u64 read_port_cntr(struct hfi1_pportdata *ppd, int index, int vl)
12281{
12282 struct cntr_entry *entry;
12283 u64 *sval;
12284
12285 entry = &port_cntrs[index];
12286 sval = ppd->scntrs + entry->offset;
12287
12288 if (vl != CNTR_INVALID_VL)
12289 sval += vl;
12290
12291 if ((index >= C_RCV_HDR_OVF_FIRST + ppd->dd->num_rcv_contexts) &&
12292 (index <= C_RCV_HDR_OVF_LAST)) {
12293
12294 return 0;
12295 }
12296
12297 return read_dev_port_cntr(ppd->dd, entry, sval, ppd, vl);
12298}
12299
12300u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data)
12301{
12302 struct cntr_entry *entry;
12303 u64 *sval;
12304
12305 entry = &port_cntrs[index];
12306 sval = ppd->scntrs + entry->offset;
12307
12308 if (vl != CNTR_INVALID_VL)
12309 sval += vl;
12310
12311 if ((index >= C_RCV_HDR_OVF_FIRST + ppd->dd->num_rcv_contexts) &&
12312 (index <= C_RCV_HDR_OVF_LAST)) {
12313
12314 return 0;
12315 }
12316
12317 return write_dev_port_cntr(ppd->dd, entry, sval, ppd, vl, data);
12318}
12319
12320static void do_update_synth_timer(struct work_struct *work)
12321{
12322 u64 cur_tx;
12323 u64 cur_rx;
12324 u64 total_flits;
12325 u8 update = 0;
12326 int i, j, vl;
12327 struct hfi1_pportdata *ppd;
12328 struct cntr_entry *entry;
12329 struct hfi1_devdata *dd = container_of(work, struct hfi1_devdata,
12330 update_cntr_work);
12331
12332
12333
12334
12335
12336
12337
12338 entry = &dev_cntrs[C_DC_RCV_FLITS];
12339 cur_rx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL, CNTR_MODE_R, 0);
12340
12341 entry = &dev_cntrs[C_DC_XMIT_FLITS];
12342 cur_tx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL, CNTR_MODE_R, 0);
12343
12344 hfi1_cdbg(
12345 CNTR,
12346 "[%d] curr tx=0x%llx rx=0x%llx :: last tx=0x%llx rx=0x%llx\n",
12347 dd->unit, cur_tx, cur_rx, dd->last_tx, dd->last_rx);
12348
12349 if ((cur_tx < dd->last_tx) || (cur_rx < dd->last_rx)) {
12350
12351
12352
12353
12354 update = 1;
12355 hfi1_cdbg(CNTR, "[%d] Tripwire counter rolled, updating",
12356 dd->unit);
12357 } else {
12358 total_flits = (cur_tx - dd->last_tx) + (cur_rx - dd->last_rx);
12359 hfi1_cdbg(CNTR,
12360 "[%d] total flits 0x%llx limit 0x%llx\n", dd->unit,
12361 total_flits, (u64)CNTR_32BIT_MAX);
12362 if (total_flits >= CNTR_32BIT_MAX) {
12363 hfi1_cdbg(CNTR, "[%d] 32bit limit hit, updating",
12364 dd->unit);
12365 update = 1;
12366 }
12367 }
12368
12369 if (update) {
12370 hfi1_cdbg(CNTR, "[%d] Updating dd and ppd counters", dd->unit);
12371 for (i = 0; i < DEV_CNTR_LAST; i++) {
12372 entry = &dev_cntrs[i];
12373 if (entry->flags & CNTR_VL) {
12374 for (vl = 0; vl < C_VL_COUNT; vl++)
12375 read_dev_cntr(dd, i, vl);
12376 } else {
12377 read_dev_cntr(dd, i, CNTR_INVALID_VL);
12378 }
12379 }
12380 ppd = (struct hfi1_pportdata *)(dd + 1);
12381 for (i = 0; i < dd->num_pports; i++, ppd++) {
12382 for (j = 0; j < PORT_CNTR_LAST; j++) {
12383 entry = &port_cntrs[j];
12384 if (entry->flags & CNTR_VL) {
12385 for (vl = 0; vl < C_VL_COUNT; vl++)
12386 read_port_cntr(ppd, j, vl);
12387 } else {
12388 read_port_cntr(ppd, j, CNTR_INVALID_VL);
12389 }
12390 }
12391 }
12392
12393
12394
12395
12396
12397
12398
12399 entry = &dev_cntrs[C_DC_XMIT_FLITS];
12400 dd->last_tx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL,
12401 CNTR_MODE_R, 0);
12402
12403 entry = &dev_cntrs[C_DC_RCV_FLITS];
12404 dd->last_rx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL,
12405 CNTR_MODE_R, 0);
12406
12407 hfi1_cdbg(CNTR, "[%d] setting last tx/rx to 0x%llx 0x%llx",
12408 dd->unit, dd->last_tx, dd->last_rx);
12409
12410 } else {
12411 hfi1_cdbg(CNTR, "[%d] No update necessary", dd->unit);
12412 }
12413}
12414
12415static void update_synth_timer(struct timer_list *t)
12416{
12417 struct hfi1_devdata *dd = from_timer(dd, t, synth_stats_timer);
12418
12419 queue_work(dd->update_cntr_wq, &dd->update_cntr_work);
12420 mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
12421}
12422
12423#define C_MAX_NAME 16
12424static int init_cntrs(struct hfi1_devdata *dd)
12425{
12426 int i, rcv_ctxts, j;
12427 size_t sz;
12428 char *p;
12429 char name[C_MAX_NAME];
12430 struct hfi1_pportdata *ppd;
12431 const char *bit_type_32 = ",32";
12432 const int bit_type_32_sz = strlen(bit_type_32);
12433 u32 sdma_engines = chip_sdma_engines(dd);
12434
12435
12436 timer_setup(&dd->synth_stats_timer, update_synth_timer, 0);
12437
12438
12439
12440
12441
12442
12443 dd->ndevcntrs = 0;
12444 sz = 0;
12445
12446 for (i = 0; i < DEV_CNTR_LAST; i++) {
12447 if (dev_cntrs[i].flags & CNTR_DISABLED) {
12448 hfi1_dbg_early("\tSkipping %s\n", dev_cntrs[i].name);
12449 continue;
12450 }
12451
12452 if (dev_cntrs[i].flags & CNTR_VL) {
12453 dev_cntrs[i].offset = dd->ndevcntrs;
12454 for (j = 0; j < C_VL_COUNT; j++) {
12455 snprintf(name, C_MAX_NAME, "%s%d",
12456 dev_cntrs[i].name, vl_from_idx(j));
12457 sz += strlen(name);
12458
12459 if (dev_cntrs[i].flags & CNTR_32BIT)
12460 sz += bit_type_32_sz;
12461 sz++;
12462 dd->ndevcntrs++;
12463 }
12464 } else if (dev_cntrs[i].flags & CNTR_SDMA) {
12465 dev_cntrs[i].offset = dd->ndevcntrs;
12466 for (j = 0; j < sdma_engines; j++) {
12467 snprintf(name, C_MAX_NAME, "%s%d",
12468 dev_cntrs[i].name, j);
12469 sz += strlen(name);
12470
12471 if (dev_cntrs[i].flags & CNTR_32BIT)
12472 sz += bit_type_32_sz;
12473 sz++;
12474 dd->ndevcntrs++;
12475 }
12476 } else {
12477
12478 sz += strlen(dev_cntrs[i].name) + 1;
12479
12480 if (dev_cntrs[i].flags & CNTR_32BIT)
12481 sz += bit_type_32_sz;
12482 dev_cntrs[i].offset = dd->ndevcntrs;
12483 dd->ndevcntrs++;
12484 }
12485 }
12486
12487
12488 dd->cntrs = kcalloc(dd->ndevcntrs, sizeof(u64), GFP_KERNEL);
12489 if (!dd->cntrs)
12490 goto bail;
12491
12492 dd->scntrs = kcalloc(dd->ndevcntrs, sizeof(u64), GFP_KERNEL);
12493 if (!dd->scntrs)
12494 goto bail;
12495
12496
12497 dd->cntrnameslen = sz;
12498 dd->cntrnames = kmalloc(sz, GFP_KERNEL);
12499 if (!dd->cntrnames)
12500 goto bail;
12501
12502
12503 for (p = dd->cntrnames, i = 0; i < DEV_CNTR_LAST; i++) {
12504 if (dev_cntrs[i].flags & CNTR_DISABLED) {
12505
12506 } else if (dev_cntrs[i].flags & CNTR_VL) {
12507 for (j = 0; j < C_VL_COUNT; j++) {
12508 snprintf(name, C_MAX_NAME, "%s%d",
12509 dev_cntrs[i].name,
12510 vl_from_idx(j));
12511 memcpy(p, name, strlen(name));
12512 p += strlen(name);
12513
12514
12515 if (dev_cntrs[i].flags & CNTR_32BIT) {
12516 memcpy(p, bit_type_32, bit_type_32_sz);
12517 p += bit_type_32_sz;
12518 }
12519
12520 *p++ = '\n';
12521 }
12522 } else if (dev_cntrs[i].flags & CNTR_SDMA) {
12523 for (j = 0; j < sdma_engines; j++) {
12524 snprintf(name, C_MAX_NAME, "%s%d",
12525 dev_cntrs[i].name, j);
12526 memcpy(p, name, strlen(name));
12527 p += strlen(name);
12528
12529
12530 if (dev_cntrs[i].flags & CNTR_32BIT) {
12531 memcpy(p, bit_type_32, bit_type_32_sz);
12532 p += bit_type_32_sz;
12533 }
12534
12535 *p++ = '\n';
12536 }
12537 } else {
12538 memcpy(p, dev_cntrs[i].name, strlen(dev_cntrs[i].name));
12539 p += strlen(dev_cntrs[i].name);
12540
12541
12542 if (dev_cntrs[i].flags & CNTR_32BIT) {
12543 memcpy(p, bit_type_32, bit_type_32_sz);
12544 p += bit_type_32_sz;
12545 }
12546
12547 *p++ = '\n';
12548 }
12549 }
12550
12551
12552
12553
12554
12555
12556
12557
12558
12559
12560 rcv_ctxts = dd->num_rcv_contexts;
12561 for (i = C_RCV_HDR_OVF_FIRST + rcv_ctxts;
12562 i <= C_RCV_HDR_OVF_LAST; i++) {
12563 port_cntrs[i].flags |= CNTR_DISABLED;
12564 }
12565
12566
12567 sz = 0;
12568 dd->nportcntrs = 0;
12569 for (i = 0; i < PORT_CNTR_LAST; i++) {
12570 if (port_cntrs[i].flags & CNTR_DISABLED) {
12571 hfi1_dbg_early("\tSkipping %s\n", port_cntrs[i].name);
12572 continue;
12573 }
12574
12575 if (port_cntrs[i].flags & CNTR_VL) {
12576 port_cntrs[i].offset = dd->nportcntrs;
12577 for (j = 0; j < C_VL_COUNT; j++) {
12578 snprintf(name, C_MAX_NAME, "%s%d",
12579 port_cntrs[i].name, vl_from_idx(j));
12580 sz += strlen(name);
12581
12582 if (port_cntrs[i].flags & CNTR_32BIT)
12583 sz += bit_type_32_sz;
12584 sz++;
12585 dd->nportcntrs++;
12586 }
12587 } else {
12588
12589 sz += strlen(port_cntrs[i].name) + 1;
12590
12591 if (port_cntrs[i].flags & CNTR_32BIT)
12592 sz += bit_type_32_sz;
12593 port_cntrs[i].offset = dd->nportcntrs;
12594 dd->nportcntrs++;
12595 }
12596 }
12597
12598
12599 dd->portcntrnameslen = sz;
12600 dd->portcntrnames = kmalloc(sz, GFP_KERNEL);
12601 if (!dd->portcntrnames)
12602 goto bail;
12603
12604
12605 for (p = dd->portcntrnames, i = 0; i < PORT_CNTR_LAST; i++) {
12606 if (port_cntrs[i].flags & CNTR_DISABLED)
12607 continue;
12608
12609 if (port_cntrs[i].flags & CNTR_VL) {
12610 for (j = 0; j < C_VL_COUNT; j++) {
12611 snprintf(name, C_MAX_NAME, "%s%d",
12612 port_cntrs[i].name, vl_from_idx(j));
12613 memcpy(p, name, strlen(name));
12614 p += strlen(name);
12615
12616
12617 if (port_cntrs[i].flags & CNTR_32BIT) {
12618 memcpy(p, bit_type_32, bit_type_32_sz);
12619 p += bit_type_32_sz;
12620 }
12621
12622 *p++ = '\n';
12623 }
12624 } else {
12625 memcpy(p, port_cntrs[i].name,
12626 strlen(port_cntrs[i].name));
12627 p += strlen(port_cntrs[i].name);
12628
12629
12630 if (port_cntrs[i].flags & CNTR_32BIT) {
12631 memcpy(p, bit_type_32, bit_type_32_sz);
12632 p += bit_type_32_sz;
12633 }
12634
12635 *p++ = '\n';
12636 }
12637 }
12638
12639
12640 ppd = (struct hfi1_pportdata *)(dd + 1);
12641 for (i = 0; i < dd->num_pports; i++, ppd++) {
12642 ppd->cntrs = kcalloc(dd->nportcntrs, sizeof(u64), GFP_KERNEL);
12643 if (!ppd->cntrs)
12644 goto bail;
12645
12646 ppd->scntrs = kcalloc(dd->nportcntrs, sizeof(u64), GFP_KERNEL);
12647 if (!ppd->scntrs)
12648 goto bail;
12649 }
12650
12651
12652 if (init_cpu_counters(dd))
12653 goto bail;
12654
12655 dd->update_cntr_wq = alloc_ordered_workqueue("hfi1_update_cntr_%d",
12656 WQ_MEM_RECLAIM, dd->unit);
12657 if (!dd->update_cntr_wq)
12658 goto bail;
12659
12660 INIT_WORK(&dd->update_cntr_work, do_update_synth_timer);
12661
12662 mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
12663 return 0;
12664bail:
12665 free_cntrs(dd);
12666 return -ENOMEM;
12667}
12668
12669static u32 chip_to_opa_lstate(struct hfi1_devdata *dd, u32 chip_lstate)
12670{
12671 switch (chip_lstate) {
12672 default:
12673 dd_dev_err(dd,
12674 "Unknown logical state 0x%x, reporting IB_PORT_DOWN\n",
12675 chip_lstate);
12676
12677 case LSTATE_DOWN:
12678 return IB_PORT_DOWN;
12679 case LSTATE_INIT:
12680 return IB_PORT_INIT;
12681 case LSTATE_ARMED:
12682 return IB_PORT_ARMED;
12683 case LSTATE_ACTIVE:
12684 return IB_PORT_ACTIVE;
12685 }
12686}
12687
12688u32 chip_to_opa_pstate(struct hfi1_devdata *dd, u32 chip_pstate)
12689{
12690
12691 switch (chip_pstate & 0xf0) {
12692 default:
12693 dd_dev_err(dd, "Unexpected chip physical state of 0x%x\n",
12694 chip_pstate);
12695
12696 case PLS_DISABLED:
12697 return IB_PORTPHYSSTATE_DISABLED;
12698 case PLS_OFFLINE:
12699 return OPA_PORTPHYSSTATE_OFFLINE;
12700 case PLS_POLLING:
12701 return IB_PORTPHYSSTATE_POLLING;
12702 case PLS_CONFIGPHY:
12703 return IB_PORTPHYSSTATE_TRAINING;
12704 case PLS_LINKUP:
12705 return IB_PORTPHYSSTATE_LINKUP;
12706 case PLS_PHYTEST:
12707 return IB_PORTPHYSSTATE_PHY_TEST;
12708 }
12709}
12710
12711
12712const char *opa_lstate_name(u32 lstate)
12713{
12714 static const char * const port_logical_names[] = {
12715 "PORT_NOP",
12716 "PORT_DOWN",
12717 "PORT_INIT",
12718 "PORT_ARMED",
12719 "PORT_ACTIVE",
12720 "PORT_ACTIVE_DEFER",
12721 };
12722 if (lstate < ARRAY_SIZE(port_logical_names))
12723 return port_logical_names[lstate];
12724 return "unknown";
12725}
12726
12727
12728const char *opa_pstate_name(u32 pstate)
12729{
12730 static const char * const port_physical_names[] = {
12731 "PHYS_NOP",
12732 "reserved1",
12733 "PHYS_POLL",
12734 "PHYS_DISABLED",
12735 "PHYS_TRAINING",
12736 "PHYS_LINKUP",
12737 "PHYS_LINK_ERR_RECOVER",
12738 "PHYS_PHY_TEST",
12739 "reserved8",
12740 "PHYS_OFFLINE",
12741 "PHYS_GANGED",
12742 "PHYS_TEST",
12743 };
12744 if (pstate < ARRAY_SIZE(port_physical_names))
12745 return port_physical_names[pstate];
12746 return "unknown";
12747}
12748
12749
12750
12751
12752
12753
12754
12755
12756
12757
12758
12759
12760static void update_statusp(struct hfi1_pportdata *ppd, u32 state)
12761{
12762
12763
12764
12765
12766
12767
12768
12769
12770 if (ppd->statusp) {
12771 switch (state) {
12772 case IB_PORT_DOWN:
12773 case IB_PORT_INIT:
12774 *ppd->statusp &= ~(HFI1_STATUS_IB_CONF |
12775 HFI1_STATUS_IB_READY);
12776 break;
12777 case IB_PORT_ARMED:
12778 *ppd->statusp |= HFI1_STATUS_IB_CONF;
12779 break;
12780 case IB_PORT_ACTIVE:
12781 *ppd->statusp |= HFI1_STATUS_IB_READY;
12782 break;
12783 }
12784 }
12785 dd_dev_info(ppd->dd, "logical state changed to %s (0x%x)\n",
12786 opa_lstate_name(state), state);
12787}
12788
12789
12790
12791
12792
12793
12794
12795
12796
12797
12798
12799static int wait_logical_linkstate(struct hfi1_pportdata *ppd, u32 state,
12800 int msecs)
12801{
12802 unsigned long timeout;
12803 u32 new_state;
12804
12805 timeout = jiffies + msecs_to_jiffies(msecs);
12806 while (1) {
12807 new_state = chip_to_opa_lstate(ppd->dd,
12808 read_logical_state(ppd->dd));
12809 if (new_state == state)
12810 break;
12811 if (time_after(jiffies, timeout)) {
12812 dd_dev_err(ppd->dd,
12813 "timeout waiting for link state 0x%x\n",
12814 state);
12815 return -ETIMEDOUT;
12816 }
12817 msleep(20);
12818 }
12819
12820 return 0;
12821}
12822
12823static void log_state_transition(struct hfi1_pportdata *ppd, u32 state)
12824{
12825 u32 ib_pstate = chip_to_opa_pstate(ppd->dd, state);
12826
12827 dd_dev_info(ppd->dd,
12828 "physical state changed to %s (0x%x), phy 0x%x\n",
12829 opa_pstate_name(ib_pstate), ib_pstate, state);
12830}
12831
12832
12833
12834
12835
12836static void log_physical_state(struct hfi1_pportdata *ppd, u32 state)
12837{
12838 u32 read_state = read_physical_state(ppd->dd);
12839
12840 if (read_state == state) {
12841 log_state_transition(ppd, state);
12842 } else {
12843 dd_dev_err(ppd->dd,
12844 "anticipated phy link state 0x%x, read 0x%x\n",
12845 state, read_state);
12846 }
12847}
12848
12849
12850
12851
12852
12853
12854
12855
12856
12857
12858static int wait_physical_linkstate(struct hfi1_pportdata *ppd, u32 state,
12859 int msecs)
12860{
12861 u32 read_state;
12862 unsigned long timeout;
12863
12864 timeout = jiffies + msecs_to_jiffies(msecs);
12865 while (1) {
12866 read_state = read_physical_state(ppd->dd);
12867 if (read_state == state)
12868 break;
12869 if (time_after(jiffies, timeout)) {
12870 dd_dev_err(ppd->dd,
12871 "timeout waiting for phy link state 0x%x\n",
12872 state);
12873 return -ETIMEDOUT;
12874 }
12875 usleep_range(1950, 2050);
12876 }
12877
12878 log_state_transition(ppd, state);
12879 return 0;
12880}
12881
12882
12883
12884
12885
12886
12887
12888
12889
12890
12891static int wait_phys_link_offline_substates(struct hfi1_pportdata *ppd,
12892 int msecs)
12893{
12894 u32 read_state;
12895 unsigned long timeout;
12896
12897 timeout = jiffies + msecs_to_jiffies(msecs);
12898 while (1) {
12899 read_state = read_physical_state(ppd->dd);
12900 if ((read_state & 0xF0) == PLS_OFFLINE)
12901 break;
12902 if (time_after(jiffies, timeout)) {
12903 dd_dev_err(ppd->dd,
12904 "timeout waiting for phy link offline.quiet substates. Read state 0x%x, %dms\n",
12905 read_state, msecs);
12906 return -ETIMEDOUT;
12907 }
12908 usleep_range(1950, 2050);
12909 }
12910
12911 log_state_transition(ppd, read_state);
12912 return read_state;
12913}
12914
12915#define CLEAR_STATIC_RATE_CONTROL_SMASK(r) \
12916(r &= ~SEND_CTXT_CHECK_ENABLE_DISALLOW_PBC_STATIC_RATE_CONTROL_SMASK)
12917
12918#define SET_STATIC_RATE_CONTROL_SMASK(r) \
12919(r |= SEND_CTXT_CHECK_ENABLE_DISALLOW_PBC_STATIC_RATE_CONTROL_SMASK)
12920
12921void hfi1_init_ctxt(struct send_context *sc)
12922{
12923 if (sc) {
12924 struct hfi1_devdata *dd = sc->dd;
12925 u64 reg;
12926 u8 set = (sc->type == SC_USER ?
12927 HFI1_CAP_IS_USET(STATIC_RATE_CTRL) :
12928 HFI1_CAP_IS_KSET(STATIC_RATE_CTRL));
12929 reg = read_kctxt_csr(dd, sc->hw_context,
12930 SEND_CTXT_CHECK_ENABLE);
12931 if (set)
12932 CLEAR_STATIC_RATE_CONTROL_SMASK(reg);
12933 else
12934 SET_STATIC_RATE_CONTROL_SMASK(reg);
12935 write_kctxt_csr(dd, sc->hw_context,
12936 SEND_CTXT_CHECK_ENABLE, reg);
12937 }
12938}
12939
12940int hfi1_tempsense_rd(struct hfi1_devdata *dd, struct hfi1_temp *temp)
12941{
12942 int ret = 0;
12943 u64 reg;
12944
12945 if (dd->icode != ICODE_RTL_SILICON) {
12946 if (HFI1_CAP_IS_KSET(PRINT_UNIMPL))
12947 dd_dev_info(dd, "%s: tempsense not supported by HW\n",
12948 __func__);
12949 return -EINVAL;
12950 }
12951 reg = read_csr(dd, ASIC_STS_THERM);
12952 temp->curr = ((reg >> ASIC_STS_THERM_CURR_TEMP_SHIFT) &
12953 ASIC_STS_THERM_CURR_TEMP_MASK);
12954 temp->lo_lim = ((reg >> ASIC_STS_THERM_LO_TEMP_SHIFT) &
12955 ASIC_STS_THERM_LO_TEMP_MASK);
12956 temp->hi_lim = ((reg >> ASIC_STS_THERM_HI_TEMP_SHIFT) &
12957 ASIC_STS_THERM_HI_TEMP_MASK);
12958 temp->crit_lim = ((reg >> ASIC_STS_THERM_CRIT_TEMP_SHIFT) &
12959 ASIC_STS_THERM_CRIT_TEMP_MASK);
12960
12961 temp->triggers = (u8)((reg >> ASIC_STS_THERM_LOW_SHIFT) & 0x7);
12962
12963 return ret;
12964}
12965
12966
12967
12968
12969
12970
12971
12972
12973
12974static u64 get_int_mask(struct hfi1_devdata *dd, u32 i)
12975{
12976 u64 mask = U64_MAX;
12977
12978 if (i >= (IS_RCVURGENT_START / 64) && i < (IS_RCVURGENT_END / 64)) {
12979 int j = (i - (IS_RCVURGENT_START / 64)) * 64;
12980 int k = !j ? IS_RCVURGENT_START % 64 : 0;
12981
12982 if (j)
12983 j -= IS_RCVURGENT_START % 64;
12984
12985 for (; j < dd->first_dyn_alloc_ctxt && k < 64; j++, k++)
12986
12987 mask &= ~BIT_ULL(k);
12988 }
12989 return mask;
12990}
12991
12992
12993
12994
12995
12996
12997void set_intr_state(struct hfi1_devdata *dd, u32 enable)
12998{
12999 int i;
13000
13001
13002
13003
13004 if (enable) {
13005
13006 for (i = 0; i < CCE_NUM_INT_CSRS; i++) {
13007 u64 mask = get_int_mask(dd, i);
13008
13009 write_csr(dd, CCE_INT_MASK + (8 * i), mask);
13010 }
13011
13012 init_qsfp_int(dd);
13013 } else {
13014 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
13015 write_csr(dd, CCE_INT_MASK + (8 * i), 0ull);
13016 }
13017}
13018
13019
13020
13021
13022static void clear_all_interrupts(struct hfi1_devdata *dd)
13023{
13024 int i;
13025
13026 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
13027 write_csr(dd, CCE_INT_CLEAR + (8 * i), ~(u64)0);
13028
13029 write_csr(dd, CCE_ERR_CLEAR, ~(u64)0);
13030 write_csr(dd, MISC_ERR_CLEAR, ~(u64)0);
13031 write_csr(dd, RCV_ERR_CLEAR, ~(u64)0);
13032 write_csr(dd, SEND_ERR_CLEAR, ~(u64)0);
13033 write_csr(dd, SEND_PIO_ERR_CLEAR, ~(u64)0);
13034 write_csr(dd, SEND_DMA_ERR_CLEAR, ~(u64)0);
13035 write_csr(dd, SEND_EGRESS_ERR_CLEAR, ~(u64)0);
13036 for (i = 0; i < chip_send_contexts(dd); i++)
13037 write_kctxt_csr(dd, i, SEND_CTXT_ERR_CLEAR, ~(u64)0);
13038 for (i = 0; i < chip_sdma_engines(dd); i++)
13039 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_CLEAR, ~(u64)0);
13040
13041 write_csr(dd, DCC_ERR_FLG_CLR, ~(u64)0);
13042 write_csr(dd, DC_LCB_ERR_CLR, ~(u64)0);
13043 write_csr(dd, DC_DC8051_ERR_CLR, ~(u64)0);
13044}
13045
13046
13047
13048
13049
13050
13051
13052void hfi1_clean_up_interrupts(struct hfi1_devdata *dd)
13053{
13054 int i;
13055 struct hfi1_msix_entry *me = dd->msix_entries;
13056
13057
13058 for (i = 0; i < dd->num_msix_entries; i++, me++) {
13059 if (!me->arg)
13060 continue;
13061 hfi1_put_irq_affinity(dd, me);
13062 pci_free_irq(dd->pcidev, i, me->arg);
13063 }
13064
13065
13066 kfree(dd->msix_entries);
13067 dd->msix_entries = NULL;
13068 dd->num_msix_entries = 0;
13069
13070 pci_free_irq_vectors(dd->pcidev);
13071}
13072
13073
13074
13075
13076
13077static void remap_intr(struct hfi1_devdata *dd, int isrc, int msix_intr)
13078{
13079 u64 reg;
13080 int m, n;
13081
13082
13083 m = isrc / 64;
13084 n = isrc % 64;
13085 if (likely(m < CCE_NUM_INT_CSRS)) {
13086 dd->gi_mask[m] &= ~((u64)1 << n);
13087 } else {
13088 dd_dev_err(dd, "remap interrupt err\n");
13089 return;
13090 }
13091
13092
13093 m = isrc / 8;
13094 n = isrc % 8;
13095 reg = read_csr(dd, CCE_INT_MAP + (8 * m));
13096 reg &= ~((u64)0xff << (8 * n));
13097 reg |= ((u64)msix_intr & 0xff) << (8 * n);
13098 write_csr(dd, CCE_INT_MAP + (8 * m), reg);
13099}
13100
13101static void remap_sdma_interrupts(struct hfi1_devdata *dd,
13102 int engine, int msix_intr)
13103{
13104
13105
13106
13107
13108
13109
13110
13111 remap_intr(dd, IS_SDMA_START + 0 * TXE_NUM_SDMA_ENGINES + engine,
13112 msix_intr);
13113 remap_intr(dd, IS_SDMA_START + 1 * TXE_NUM_SDMA_ENGINES + engine,
13114 msix_intr);
13115 remap_intr(dd, IS_SDMA_START + 2 * TXE_NUM_SDMA_ENGINES + engine,
13116 msix_intr);
13117}
13118
13119static int request_msix_irqs(struct hfi1_devdata *dd)
13120{
13121 int first_general, last_general;
13122 int first_sdma, last_sdma;
13123 int first_rx, last_rx;
13124 int i, ret = 0;
13125
13126
13127 first_general = 0;
13128 last_general = first_general + 1;
13129 first_sdma = last_general;
13130 last_sdma = first_sdma + dd->num_sdma;
13131 first_rx = last_sdma;
13132 last_rx = first_rx + dd->n_krcv_queues + dd->num_vnic_contexts;
13133
13134
13135 dd->first_dyn_msix_idx = first_rx + dd->n_krcv_queues;
13136
13137
13138
13139
13140
13141
13142 BUILD_BUG_ON(IS_SDMA_START % 64);
13143
13144 for (i = 0; i < dd->num_msix_entries; i++) {
13145 struct hfi1_msix_entry *me = &dd->msix_entries[i];
13146 const char *err_info;
13147 irq_handler_t handler;
13148 irq_handler_t thread = NULL;
13149 void *arg = NULL;
13150 int idx;
13151 struct hfi1_ctxtdata *rcd = NULL;
13152 struct sdma_engine *sde = NULL;
13153 char name[MAX_NAME_SIZE];
13154
13155
13156 if (first_general <= i && i < last_general) {
13157 idx = i - first_general;
13158 handler = general_interrupt;
13159 arg = dd;
13160 snprintf(name, sizeof(name),
13161 DRIVER_NAME "_%d", dd->unit);
13162 err_info = "general";
13163 me->type = IRQ_GENERAL;
13164 } else if (first_sdma <= i && i < last_sdma) {
13165 idx = i - first_sdma;
13166 sde = &dd->per_sdma[idx];
13167 handler = sdma_interrupt;
13168 arg = sde;
13169 snprintf(name, sizeof(name),
13170 DRIVER_NAME "_%d sdma%d", dd->unit, idx);
13171 err_info = "sdma";
13172 remap_sdma_interrupts(dd, idx, i);
13173 me->type = IRQ_SDMA;
13174 } else if (first_rx <= i && i < last_rx) {
13175 idx = i - first_rx;
13176 rcd = hfi1_rcd_get_by_index_safe(dd, idx);
13177 if (rcd) {
13178
13179
13180
13181
13182 rcd->ireg = (IS_RCVAVAIL_START + idx) / 64;
13183 rcd->imask = ((u64)1) <<
13184 ((IS_RCVAVAIL_START + idx) % 64);
13185 handler = receive_context_interrupt;
13186 thread = receive_context_thread;
13187 arg = rcd;
13188 snprintf(name, sizeof(name),
13189 DRIVER_NAME "_%d kctxt%d",
13190 dd->unit, idx);
13191 err_info = "receive context";
13192 remap_intr(dd, IS_RCVAVAIL_START + idx, i);
13193 me->type = IRQ_RCVCTXT;
13194 rcd->msix_intr = i;
13195 hfi1_rcd_put(rcd);
13196 }
13197 } else {
13198
13199
13200
13201 dd_dev_err(dd,
13202 "Unexpected extra MSI-X interrupt %d\n", i);
13203 continue;
13204 }
13205
13206 if (!arg)
13207 continue;
13208
13209 name[sizeof(name) - 1] = 0;
13210 me->irq = pci_irq_vector(dd->pcidev, i);
13211 ret = pci_request_irq(dd->pcidev, i, handler, thread, arg,
13212 name);
13213 if (ret) {
13214 dd_dev_err(dd,
13215 "unable to allocate %s interrupt, irq %d, index %d, err %d\n",
13216 err_info, me->irq, idx, ret);
13217 return ret;
13218 }
13219
13220
13221
13222
13223 me->arg = arg;
13224
13225 ret = hfi1_get_irq_affinity(dd, me);
13226 if (ret)
13227 dd_dev_err(dd, "unable to pin IRQ %d\n", ret);
13228 }
13229
13230 return ret;
13231}
13232
13233void hfi1_vnic_synchronize_irq(struct hfi1_devdata *dd)
13234{
13235 int i;
13236
13237 for (i = 0; i < dd->vnic.num_ctxt; i++) {
13238 struct hfi1_ctxtdata *rcd = dd->vnic.ctxt[i];
13239 struct hfi1_msix_entry *me = &dd->msix_entries[rcd->msix_intr];
13240
13241 synchronize_irq(me->irq);
13242 }
13243}
13244
13245void hfi1_reset_vnic_msix_info(struct hfi1_ctxtdata *rcd)
13246{
13247 struct hfi1_devdata *dd = rcd->dd;
13248 struct hfi1_msix_entry *me = &dd->msix_entries[rcd->msix_intr];
13249
13250 if (!me->arg)
13251 return;
13252
13253 hfi1_put_irq_affinity(dd, me);
13254 pci_free_irq(dd->pcidev, rcd->msix_intr, me->arg);
13255
13256 me->arg = NULL;
13257}
13258
13259void hfi1_set_vnic_msix_info(struct hfi1_ctxtdata *rcd)
13260{
13261 struct hfi1_devdata *dd = rcd->dd;
13262 struct hfi1_msix_entry *me;
13263 int idx = rcd->ctxt;
13264 void *arg = rcd;
13265 int ret;
13266
13267 rcd->msix_intr = dd->vnic.msix_idx++;
13268 me = &dd->msix_entries[rcd->msix_intr];
13269
13270
13271
13272
13273
13274 rcd->ireg = (IS_RCVAVAIL_START + idx) / 64;
13275 rcd->imask = ((u64)1) <<
13276 ((IS_RCVAVAIL_START + idx) % 64);
13277 me->type = IRQ_RCVCTXT;
13278 me->irq = pci_irq_vector(dd->pcidev, rcd->msix_intr);
13279 remap_intr(dd, IS_RCVAVAIL_START + idx, rcd->msix_intr);
13280
13281 ret = pci_request_irq(dd->pcidev, rcd->msix_intr,
13282 receive_context_interrupt,
13283 receive_context_thread, arg,
13284 DRIVER_NAME "_%d kctxt%d", dd->unit, idx);
13285 if (ret) {
13286 dd_dev_err(dd, "vnic irq request (irq %d, idx %d) fail %d\n",
13287 me->irq, idx, ret);
13288 return;
13289 }
13290
13291
13292
13293
13294 me->arg = arg;
13295
13296 ret = hfi1_get_irq_affinity(dd, me);
13297 if (ret) {
13298 dd_dev_err(dd,
13299 "unable to pin IRQ %d\n", ret);
13300 pci_free_irq(dd->pcidev, rcd->msix_intr, me->arg);
13301 }
13302}
13303
13304
13305
13306
13307
13308static void reset_interrupts(struct hfi1_devdata *dd)
13309{
13310 int i;
13311
13312
13313 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
13314 dd->gi_mask[i] = ~(u64)0;
13315
13316
13317 for (i = 0; i < CCE_NUM_INT_MAP_CSRS; i++)
13318 write_csr(dd, CCE_INT_MAP + (8 * i), 0);
13319}
13320
13321static int set_up_interrupts(struct hfi1_devdata *dd)
13322{
13323 u32 total;
13324 int ret, request;
13325
13326
13327
13328
13329
13330
13331
13332
13333
13334 total = 1 + dd->num_sdma + dd->n_krcv_queues + dd->num_vnic_contexts;
13335
13336
13337 request = request_msix(dd, total);
13338 if (request < 0) {
13339 ret = request;
13340 goto fail;
13341 } else {
13342 dd->msix_entries = kcalloc(total, sizeof(*dd->msix_entries),
13343 GFP_KERNEL);
13344 if (!dd->msix_entries) {
13345 ret = -ENOMEM;
13346 goto fail;
13347 }
13348
13349 dd->num_msix_entries = total;
13350 dd_dev_info(dd, "%u MSI-X interrupts allocated\n", total);
13351 }
13352
13353
13354 set_intr_state(dd, 0);
13355
13356 clear_all_interrupts(dd);
13357
13358
13359 reset_interrupts(dd);
13360
13361 ret = request_msix_irqs(dd);
13362 if (ret)
13363 goto fail;
13364
13365 return 0;
13366
13367fail:
13368 hfi1_clean_up_interrupts(dd);
13369 return ret;
13370}
13371
13372
13373
13374
13375
13376
13377
13378
13379
13380
13381
13382
13383static int set_up_context_variables(struct hfi1_devdata *dd)
13384{
13385 unsigned long num_kernel_contexts;
13386 u16 num_vnic_contexts = HFI1_NUM_VNIC_CTXT;
13387 int total_contexts;
13388 int ret;
13389 unsigned ngroups;
13390 int qos_rmt_count;
13391 int user_rmt_reduced;
13392 u32 n_usr_ctxts;
13393 u32 send_contexts = chip_send_contexts(dd);
13394 u32 rcv_contexts = chip_rcv_contexts(dd);
13395
13396
13397
13398
13399
13400
13401
13402
13403 if (n_krcvqs)
13404
13405
13406
13407
13408
13409 num_kernel_contexts = n_krcvqs + 1;
13410 else
13411 num_kernel_contexts = DEFAULT_KRCVQS + 1;
13412
13413
13414
13415
13416 if (num_kernel_contexts > (send_contexts - num_vls - 1)) {
13417 dd_dev_err(dd,
13418 "Reducing # kernel rcv contexts to: %d, from %lu\n",
13419 send_contexts - num_vls - 1,
13420 num_kernel_contexts);
13421 num_kernel_contexts = send_contexts - num_vls - 1;
13422 }
13423
13424
13425 if ((num_kernel_contexts + num_vnic_contexts) > rcv_contexts) {
13426 dd_dev_err(dd, "No receive contexts available for VNIC\n");
13427 num_vnic_contexts = 0;
13428 }
13429 total_contexts = num_kernel_contexts + num_vnic_contexts;
13430
13431
13432
13433
13434
13435
13436 if (num_user_contexts < 0)
13437 n_usr_ctxts = cpumask_weight(&node_affinity.real_cpu_mask);
13438 else
13439 n_usr_ctxts = num_user_contexts;
13440
13441
13442
13443 if (total_contexts + n_usr_ctxts > rcv_contexts) {
13444 dd_dev_err(dd,
13445 "Reducing # user receive contexts to: %d, from %u\n",
13446 rcv_contexts - total_contexts,
13447 n_usr_ctxts);
13448
13449 n_usr_ctxts = rcv_contexts - total_contexts;
13450 }
13451
13452
13453 qos_rmt_count = qos_rmt_entries(dd, NULL, NULL);
13454 if (qos_rmt_count + n_usr_ctxts > NUM_MAP_ENTRIES) {
13455 user_rmt_reduced = NUM_MAP_ENTRIES - qos_rmt_count;
13456 dd_dev_err(dd,
13457 "RMT size is reducing the number of user receive contexts from %u to %d\n",
13458 n_usr_ctxts,
13459 user_rmt_reduced);
13460
13461 n_usr_ctxts = user_rmt_reduced;
13462 }
13463
13464 total_contexts += n_usr_ctxts;
13465
13466
13467 dd->num_rcv_contexts = total_contexts;
13468 dd->n_krcv_queues = num_kernel_contexts;
13469 dd->first_dyn_alloc_ctxt = num_kernel_contexts;
13470 dd->num_vnic_contexts = num_vnic_contexts;
13471 dd->num_user_contexts = n_usr_ctxts;
13472 dd->freectxts = n_usr_ctxts;
13473 dd_dev_info(dd,
13474 "rcv contexts: chip %d, used %d (kernel %d, vnic %u, user %u)\n",
13475 rcv_contexts,
13476 (int)dd->num_rcv_contexts,
13477 (int)dd->n_krcv_queues,
13478 dd->num_vnic_contexts,
13479 dd->num_user_contexts);
13480
13481
13482
13483
13484
13485
13486
13487
13488
13489
13490
13491
13492 dd->rcv_entries.group_size = RCV_INCREMENT;
13493 ngroups = chip_rcv_array_count(dd) / dd->rcv_entries.group_size;
13494 dd->rcv_entries.ngroups = ngroups / dd->num_rcv_contexts;
13495 dd->rcv_entries.nctxt_extra = ngroups -
13496 (dd->num_rcv_contexts * dd->rcv_entries.ngroups);
13497 dd_dev_info(dd, "RcvArray groups %u, ctxts extra %u\n",
13498 dd->rcv_entries.ngroups,
13499 dd->rcv_entries.nctxt_extra);
13500 if (dd->rcv_entries.ngroups * dd->rcv_entries.group_size >
13501 MAX_EAGER_ENTRIES * 2) {
13502 dd->rcv_entries.ngroups = (MAX_EAGER_ENTRIES * 2) /
13503 dd->rcv_entries.group_size;
13504 dd_dev_info(dd,
13505 "RcvArray group count too high, change to %u\n",
13506 dd->rcv_entries.ngroups);
13507 dd->rcv_entries.nctxt_extra = 0;
13508 }
13509
13510
13511
13512 ret = init_sc_pools_and_sizes(dd);
13513 if (ret >= 0) {
13514 dd->num_send_contexts = ret;
13515 dd_dev_info(
13516 dd,
13517 "send contexts: chip %d, used %d (kernel %d, ack %d, user %d, vl15 %d)\n",
13518 send_contexts,
13519 dd->num_send_contexts,
13520 dd->sc_sizes[SC_KERNEL].count,
13521 dd->sc_sizes[SC_ACK].count,
13522 dd->sc_sizes[SC_USER].count,
13523 dd->sc_sizes[SC_VL15].count);
13524 ret = 0;
13525 }
13526
13527 return ret;
13528}
13529
13530
13531
13532
13533
13534
13535static void set_partition_keys(struct hfi1_pportdata *ppd)
13536{
13537 struct hfi1_devdata *dd = ppd->dd;
13538 u64 reg = 0;
13539 int i;
13540
13541 dd_dev_info(dd, "Setting partition keys\n");
13542 for (i = 0; i < hfi1_get_npkeys(dd); i++) {
13543 reg |= (ppd->pkeys[i] &
13544 RCV_PARTITION_KEY_PARTITION_KEY_A_MASK) <<
13545 ((i % 4) *
13546 RCV_PARTITION_KEY_PARTITION_KEY_B_SHIFT);
13547
13548 if ((i % 4) == 3) {
13549 write_csr(dd, RCV_PARTITION_KEY +
13550 ((i - 3) * 2), reg);
13551 reg = 0;
13552 }
13553 }
13554
13555
13556 add_rcvctrl(dd, RCV_CTRL_RCV_PARTITION_KEY_ENABLE_SMASK);
13557}
13558
13559
13560
13561
13562
13563
13564
13565
13566
13567static void write_uninitialized_csrs_and_memories(struct hfi1_devdata *dd)
13568{
13569 int i, j;
13570
13571
13572 for (i = 0; i < CCE_NUM_INT_MAP_CSRS; i++)
13573 write_csr(dd, CCE_INT_MAP + (8 * i), 0);
13574
13575
13576 for (i = 0; i < chip_send_contexts(dd); i++)
13577 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_RETURN_ADDR, 0);
13578
13579
13580
13581
13582
13583
13584
13585
13586
13587
13588
13589 for (i = 0; i < chip_rcv_contexts(dd); i++) {
13590 write_kctxt_csr(dd, i, RCV_HDR_ADDR, 0);
13591 write_kctxt_csr(dd, i, RCV_HDR_TAIL_ADDR, 0);
13592 for (j = 0; j < RXE_NUM_TID_FLOWS; j++)
13593 write_uctxt_csr(dd, i, RCV_TID_FLOW_TABLE + (8 * j), 0);
13594 }
13595
13596
13597 for (i = 0; i < chip_rcv_array_count(dd); i++)
13598 hfi1_put_tid(dd, i, PT_INVALID_FLUSH, 0, 0);
13599
13600
13601 for (i = 0; i < 32; i++)
13602 write_csr(dd, RCV_QP_MAP_TABLE + (8 * i), 0);
13603}
13604
13605
13606
13607
13608static void clear_cce_status(struct hfi1_devdata *dd, u64 status_bits,
13609 u64 ctrl_bits)
13610{
13611 unsigned long timeout;
13612 u64 reg;
13613
13614
13615 reg = read_csr(dd, CCE_STATUS);
13616 if ((reg & status_bits) == 0)
13617 return;
13618
13619
13620 write_csr(dd, CCE_CTRL, ctrl_bits);
13621
13622
13623 timeout = jiffies + msecs_to_jiffies(CCE_STATUS_TIMEOUT);
13624 while (1) {
13625 reg = read_csr(dd, CCE_STATUS);
13626 if ((reg & status_bits) == 0)
13627 return;
13628 if (time_after(jiffies, timeout)) {
13629 dd_dev_err(dd,
13630 "Timeout waiting for CceStatus to clear bits 0x%llx, remaining 0x%llx\n",
13631 status_bits, reg & status_bits);
13632 return;
13633 }
13634 udelay(1);
13635 }
13636}
13637
13638
13639static void reset_cce_csrs(struct hfi1_devdata *dd)
13640{
13641 int i;
13642
13643
13644
13645
13646
13647 clear_cce_status(dd, ALL_FROZE, CCE_CTRL_SPC_UNFREEZE_SMASK);
13648 clear_cce_status(dd, ALL_TXE_PAUSE, CCE_CTRL_TXE_RESUME_SMASK);
13649 clear_cce_status(dd, ALL_RXE_PAUSE, CCE_CTRL_RXE_RESUME_SMASK);
13650 for (i = 0; i < CCE_NUM_SCRATCH; i++)
13651 write_csr(dd, CCE_SCRATCH + (8 * i), 0);
13652
13653 write_csr(dd, CCE_ERR_MASK, 0);
13654 write_csr(dd, CCE_ERR_CLEAR, ~0ull);
13655
13656 for (i = 0; i < CCE_NUM_32_BIT_COUNTERS; i++)
13657 write_csr(dd, CCE_COUNTER_ARRAY32 + (8 * i), 0);
13658 write_csr(dd, CCE_DC_CTRL, CCE_DC_CTRL_RESETCSR);
13659
13660 for (i = 0; i < CCE_NUM_MSIX_VECTORS; i++) {
13661 write_csr(dd, CCE_MSIX_TABLE_LOWER + (8 * i), 0);
13662 write_csr(dd, CCE_MSIX_TABLE_UPPER + (8 * i),
13663 CCE_MSIX_TABLE_UPPER_RESETCSR);
13664 }
13665 for (i = 0; i < CCE_NUM_MSIX_PBAS; i++) {
13666
13667 write_csr(dd, CCE_MSIX_INT_GRANTED, ~0ull);
13668 write_csr(dd, CCE_MSIX_VEC_CLR_WITHOUT_INT, ~0ull);
13669 }
13670 for (i = 0; i < CCE_NUM_INT_MAP_CSRS; i++)
13671 write_csr(dd, CCE_INT_MAP, 0);
13672 for (i = 0; i < CCE_NUM_INT_CSRS; i++) {
13673
13674 write_csr(dd, CCE_INT_MASK + (8 * i), 0);
13675 write_csr(dd, CCE_INT_CLEAR + (8 * i), ~0ull);
13676
13677
13678 }
13679 for (i = 0; i < CCE_NUM_32_BIT_INT_COUNTERS; i++)
13680 write_csr(dd, CCE_INT_COUNTER_ARRAY32 + (8 * i), 0);
13681}
13682
13683
13684static void reset_misc_csrs(struct hfi1_devdata *dd)
13685{
13686 int i;
13687
13688 for (i = 0; i < 32; i++) {
13689 write_csr(dd, MISC_CFG_RSA_R2 + (8 * i), 0);
13690 write_csr(dd, MISC_CFG_RSA_SIGNATURE + (8 * i), 0);
13691 write_csr(dd, MISC_CFG_RSA_MODULUS + (8 * i), 0);
13692 }
13693
13694
13695
13696
13697
13698 write_csr(dd, MISC_CFG_RSA_CMD, 1);
13699 write_csr(dd, MISC_CFG_RSA_MU, 0);
13700 write_csr(dd, MISC_CFG_FW_CTRL, 0);
13701
13702
13703
13704
13705
13706 write_csr(dd, MISC_ERR_MASK, 0);
13707 write_csr(dd, MISC_ERR_CLEAR, ~0ull);
13708
13709}
13710
13711
13712static void reset_txe_csrs(struct hfi1_devdata *dd)
13713{
13714 int i;
13715
13716
13717
13718
13719 write_csr(dd, SEND_CTRL, 0);
13720 __cm_reset(dd, 0);
13721
13722
13723
13724
13725 write_csr(dd, SEND_HIGH_PRIORITY_LIMIT, 0);
13726 pio_reset_all(dd);
13727
13728 write_csr(dd, SEND_PIO_ERR_MASK, 0);
13729 write_csr(dd, SEND_PIO_ERR_CLEAR, ~0ull);
13730
13731
13732 write_csr(dd, SEND_DMA_ERR_MASK, 0);
13733 write_csr(dd, SEND_DMA_ERR_CLEAR, ~0ull);
13734
13735
13736 write_csr(dd, SEND_EGRESS_ERR_MASK, 0);
13737 write_csr(dd, SEND_EGRESS_ERR_CLEAR, ~0ull);
13738
13739 write_csr(dd, SEND_BTH_QP, 0);
13740 write_csr(dd, SEND_STATIC_RATE_CONTROL, 0);
13741 write_csr(dd, SEND_SC2VLT0, 0);
13742 write_csr(dd, SEND_SC2VLT1, 0);
13743 write_csr(dd, SEND_SC2VLT2, 0);
13744 write_csr(dd, SEND_SC2VLT3, 0);
13745 write_csr(dd, SEND_LEN_CHECK0, 0);
13746 write_csr(dd, SEND_LEN_CHECK1, 0);
13747
13748 write_csr(dd, SEND_ERR_MASK, 0);
13749 write_csr(dd, SEND_ERR_CLEAR, ~0ull);
13750
13751 for (i = 0; i < VL_ARB_LOW_PRIO_TABLE_SIZE; i++)
13752 write_csr(dd, SEND_LOW_PRIORITY_LIST + (8 * i), 0);
13753 for (i = 0; i < VL_ARB_HIGH_PRIO_TABLE_SIZE; i++)
13754 write_csr(dd, SEND_HIGH_PRIORITY_LIST + (8 * i), 0);
13755 for (i = 0; i < chip_send_contexts(dd) / NUM_CONTEXTS_PER_SET; i++)
13756 write_csr(dd, SEND_CONTEXT_SET_CTRL + (8 * i), 0);
13757 for (i = 0; i < TXE_NUM_32_BIT_COUNTER; i++)
13758 write_csr(dd, SEND_COUNTER_ARRAY32 + (8 * i), 0);
13759 for (i = 0; i < TXE_NUM_64_BIT_COUNTER; i++)
13760 write_csr(dd, SEND_COUNTER_ARRAY64 + (8 * i), 0);
13761 write_csr(dd, SEND_CM_CTRL, SEND_CM_CTRL_RESETCSR);
13762 write_csr(dd, SEND_CM_GLOBAL_CREDIT, SEND_CM_GLOBAL_CREDIT_RESETCSR);
13763
13764 write_csr(dd, SEND_CM_TIMER_CTRL, 0);
13765 write_csr(dd, SEND_CM_LOCAL_AU_TABLE0_TO3, 0);
13766 write_csr(dd, SEND_CM_LOCAL_AU_TABLE4_TO7, 0);
13767 write_csr(dd, SEND_CM_REMOTE_AU_TABLE0_TO3, 0);
13768 write_csr(dd, SEND_CM_REMOTE_AU_TABLE4_TO7, 0);
13769 for (i = 0; i < TXE_NUM_DATA_VL; i++)
13770 write_csr(dd, SEND_CM_CREDIT_VL + (8 * i), 0);
13771 write_csr(dd, SEND_CM_CREDIT_VL15, 0);
13772
13773
13774
13775
13776 write_csr(dd, SEND_EGRESS_ERR_INFO, ~0ull);
13777
13778
13779
13780
13781
13782
13783 for (i = 0; i < chip_send_contexts(dd); i++) {
13784 write_kctxt_csr(dd, i, SEND_CTXT_CTRL, 0);
13785 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_CTRL, 0);
13786 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_RETURN_ADDR, 0);
13787 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_FORCE, 0);
13788 write_kctxt_csr(dd, i, SEND_CTXT_ERR_MASK, 0);
13789 write_kctxt_csr(dd, i, SEND_CTXT_ERR_CLEAR, ~0ull);
13790 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_ENABLE, 0);
13791 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_VL, 0);
13792 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_JOB_KEY, 0);
13793 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_PARTITION_KEY, 0);
13794 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_SLID, 0);
13795 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_OPCODE, 0);
13796 }
13797
13798
13799
13800
13801 for (i = 0; i < chip_sdma_engines(dd); i++) {
13802 write_kctxt_csr(dd, i, SEND_DMA_CTRL, 0);
13803
13804 write_kctxt_csr(dd, i, SEND_DMA_BASE_ADDR, 0);
13805 write_kctxt_csr(dd, i, SEND_DMA_LEN_GEN, 0);
13806 write_kctxt_csr(dd, i, SEND_DMA_TAIL, 0);
13807
13808 write_kctxt_csr(dd, i, SEND_DMA_HEAD_ADDR, 0);
13809 write_kctxt_csr(dd, i, SEND_DMA_PRIORITY_THLD, 0);
13810
13811 write_kctxt_csr(dd, i, SEND_DMA_RELOAD_CNT, 0);
13812 write_kctxt_csr(dd, i, SEND_DMA_DESC_CNT, 0);
13813
13814
13815 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_MASK, 0);
13816 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_CLEAR, ~0ull);
13817
13818 write_kctxt_csr(dd, i, SEND_DMA_CHECK_ENABLE, 0);
13819 write_kctxt_csr(dd, i, SEND_DMA_CHECK_VL, 0);
13820 write_kctxt_csr(dd, i, SEND_DMA_CHECK_JOB_KEY, 0);
13821 write_kctxt_csr(dd, i, SEND_DMA_CHECK_PARTITION_KEY, 0);
13822 write_kctxt_csr(dd, i, SEND_DMA_CHECK_SLID, 0);
13823 write_kctxt_csr(dd, i, SEND_DMA_CHECK_OPCODE, 0);
13824 write_kctxt_csr(dd, i, SEND_DMA_MEMORY, 0);
13825 }
13826}
13827
13828
13829
13830
13831
13832static void init_rbufs(struct hfi1_devdata *dd)
13833{
13834 u64 reg;
13835 int count;
13836
13837
13838
13839
13840
13841 count = 0;
13842 while (1) {
13843 reg = read_csr(dd, RCV_STATUS);
13844 if ((reg & (RCV_STATUS_RX_RBUF_PKT_PENDING_SMASK
13845 | RCV_STATUS_RX_PKT_IN_PROGRESS_SMASK)) == 0)
13846 break;
13847
13848
13849
13850
13851
13852
13853
13854 if (count++ > 500) {
13855 dd_dev_err(dd,
13856 "%s: in-progress DMA not clearing: RcvStatus 0x%llx, continuing\n",
13857 __func__, reg);
13858 break;
13859 }
13860 udelay(2);
13861 }
13862
13863
13864 write_csr(dd, RCV_CTRL, RCV_CTRL_RX_RBUF_INIT_SMASK);
13865
13866
13867
13868
13869
13870
13871
13872 read_csr(dd, RCV_CTRL);
13873
13874
13875 count = 0;
13876 while (1) {
13877
13878 udelay(2);
13879 reg = read_csr(dd, RCV_STATUS);
13880 if (reg & (RCV_STATUS_RX_RBUF_INIT_DONE_SMASK))
13881 break;
13882
13883
13884 if (count++ > 50) {
13885 dd_dev_err(dd,
13886 "%s: RcvStatus.RxRbufInit not set, continuing\n",
13887 __func__);
13888 break;
13889 }
13890 }
13891}
13892
13893
13894static void reset_rxe_csrs(struct hfi1_devdata *dd)
13895{
13896 int i, j;
13897
13898
13899
13900
13901 write_csr(dd, RCV_CTRL, 0);
13902 init_rbufs(dd);
13903
13904
13905
13906
13907 write_csr(dd, RCV_BTH_QP, 0);
13908 write_csr(dd, RCV_MULTICAST, 0);
13909 write_csr(dd, RCV_BYPASS, 0);
13910 write_csr(dd, RCV_VL15, 0);
13911
13912 write_csr(dd, RCV_ERR_INFO,
13913 RCV_ERR_INFO_RCV_EXCESS_BUFFER_OVERRUN_SMASK);
13914
13915 write_csr(dd, RCV_ERR_MASK, 0);
13916 write_csr(dd, RCV_ERR_CLEAR, ~0ull);
13917
13918 for (i = 0; i < 32; i++)
13919 write_csr(dd, RCV_QP_MAP_TABLE + (8 * i), 0);
13920 for (i = 0; i < 4; i++)
13921 write_csr(dd, RCV_PARTITION_KEY + (8 * i), 0);
13922 for (i = 0; i < RXE_NUM_32_BIT_COUNTERS; i++)
13923 write_csr(dd, RCV_COUNTER_ARRAY32 + (8 * i), 0);
13924 for (i = 0; i < RXE_NUM_64_BIT_COUNTERS; i++)
13925 write_csr(dd, RCV_COUNTER_ARRAY64 + (8 * i), 0);
13926 for (i = 0; i < RXE_NUM_RSM_INSTANCES; i++)
13927 clear_rsm_rule(dd, i);
13928 for (i = 0; i < 32; i++)
13929 write_csr(dd, RCV_RSM_MAP_TABLE + (8 * i), 0);
13930
13931
13932
13933
13934 for (i = 0; i < chip_rcv_contexts(dd); i++) {
13935
13936 write_kctxt_csr(dd, i, RCV_CTXT_CTRL, 0);
13937
13938 write_kctxt_csr(dd, i, RCV_EGR_CTRL, 0);
13939 write_kctxt_csr(dd, i, RCV_TID_CTRL, 0);
13940 write_kctxt_csr(dd, i, RCV_KEY_CTRL, 0);
13941 write_kctxt_csr(dd, i, RCV_HDR_ADDR, 0);
13942 write_kctxt_csr(dd, i, RCV_HDR_CNT, 0);
13943 write_kctxt_csr(dd, i, RCV_HDR_ENT_SIZE, 0);
13944 write_kctxt_csr(dd, i, RCV_HDR_SIZE, 0);
13945 write_kctxt_csr(dd, i, RCV_HDR_TAIL_ADDR, 0);
13946 write_kctxt_csr(dd, i, RCV_AVAIL_TIME_OUT, 0);
13947 write_kctxt_csr(dd, i, RCV_HDR_OVFL_CNT, 0);
13948
13949
13950
13951 write_uctxt_csr(dd, i, RCV_HDR_HEAD, 0);
13952
13953 write_uctxt_csr(dd, i, RCV_EGR_INDEX_HEAD, 0);
13954
13955 for (j = 0; j < RXE_NUM_TID_FLOWS; j++) {
13956 write_uctxt_csr(dd, i,
13957 RCV_TID_FLOW_TABLE + (8 * j), 0);
13958 }
13959 }
13960}
13961
13962
13963
13964
13965
13966
13967
13968
13969
13970
13971
13972
13973static void init_sc2vl_tables(struct hfi1_devdata *dd)
13974{
13975 int i;
13976
13977
13978
13979 write_csr(dd, SEND_SC2VLT0, SC2VL_VAL(
13980 0,
13981 0, 0, 1, 1,
13982 2, 2, 3, 3,
13983 4, 4, 5, 5,
13984 6, 6, 7, 7));
13985 write_csr(dd, SEND_SC2VLT1, SC2VL_VAL(
13986 1,
13987 8, 0, 9, 0,
13988 10, 0, 11, 0,
13989 12, 0, 13, 0,
13990 14, 0, 15, 15));
13991 write_csr(dd, SEND_SC2VLT2, SC2VL_VAL(
13992 2,
13993 16, 0, 17, 0,
13994 18, 0, 19, 0,
13995 20, 0, 21, 0,
13996 22, 0, 23, 0));
13997 write_csr(dd, SEND_SC2VLT3, SC2VL_VAL(
13998 3,
13999 24, 0, 25, 0,
14000 26, 0, 27, 0,
14001 28, 0, 29, 0,
14002 30, 0, 31, 0));
14003
14004
14005 write_csr(dd, DCC_CFG_SC_VL_TABLE_15_0, DC_SC_VL_VAL(
14006 15_0,
14007 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7,
14008 8, 0, 9, 0, 10, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 15));
14009 write_csr(dd, DCC_CFG_SC_VL_TABLE_31_16, DC_SC_VL_VAL(
14010 31_16,
14011 16, 0, 17, 0, 18, 0, 19, 0, 20, 0, 21, 0, 22, 0, 23, 0,
14012 24, 0, 25, 0, 26, 0, 27, 0, 28, 0, 29, 0, 30, 0, 31, 0));
14013
14014
14015 for (i = 0; i < 32; i++) {
14016 if (i < 8 || i == 15)
14017 *((u8 *)(dd->sc2vl) + i) = (u8)i;
14018 else
14019 *((u8 *)(dd->sc2vl) + i) = 0;
14020 }
14021}
14022
14023
14024
14025
14026
14027
14028
14029
14030
14031
14032static int init_chip(struct hfi1_devdata *dd)
14033{
14034 int i;
14035 int ret = 0;
14036
14037
14038
14039
14040
14041
14042
14043
14044
14045
14046
14047
14048
14049 write_csr(dd, SEND_CTRL, 0);
14050 for (i = 0; i < chip_send_contexts(dd); i++)
14051 write_kctxt_csr(dd, i, SEND_CTXT_CTRL, 0);
14052 for (i = 0; i < chip_sdma_engines(dd); i++)
14053 write_kctxt_csr(dd, i, SEND_DMA_CTRL, 0);
14054
14055 write_csr(dd, RCV_CTRL, 0);
14056 for (i = 0; i < chip_rcv_contexts(dd); i++)
14057 write_csr(dd, RCV_CTXT_CTRL, 0);
14058
14059 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
14060 write_csr(dd, CCE_INT_MASK + (8 * i), 0ull);
14061
14062
14063
14064
14065
14066
14067
14068 write_csr(dd, CCE_DC_CTRL, CCE_DC_CTRL_DC_RESET_SMASK);
14069 (void)read_csr(dd, CCE_DC_CTRL);
14070
14071 if (use_flr) {
14072
14073
14074
14075
14076
14077 dd_dev_info(dd, "Resetting CSRs with FLR\n");
14078
14079
14080 pcie_flr(dd->pcidev);
14081
14082
14083 ret = restore_pci_variables(dd);
14084 if (ret) {
14085 dd_dev_err(dd, "%s: Could not restore PCI variables\n",
14086 __func__);
14087 return ret;
14088 }
14089
14090 if (is_ax(dd)) {
14091 dd_dev_info(dd, "Resetting CSRs with FLR\n");
14092 pcie_flr(dd->pcidev);
14093 ret = restore_pci_variables(dd);
14094 if (ret) {
14095 dd_dev_err(dd, "%s: Could not restore PCI variables\n",
14096 __func__);
14097 return ret;
14098 }
14099 }
14100 } else {
14101 dd_dev_info(dd, "Resetting CSRs with writes\n");
14102 reset_cce_csrs(dd);
14103 reset_txe_csrs(dd);
14104 reset_rxe_csrs(dd);
14105 reset_misc_csrs(dd);
14106 }
14107
14108 write_csr(dd, CCE_DC_CTRL, 0);
14109
14110
14111 setextled(dd, 0);
14112
14113
14114
14115
14116
14117
14118
14119
14120
14121
14122
14123 write_csr(dd, ASIC_QSFP1_OUT, 0x1f);
14124 write_csr(dd, ASIC_QSFP2_OUT, 0x1f);
14125 init_chip_resources(dd);
14126 return ret;
14127}
14128
14129static void init_early_variables(struct hfi1_devdata *dd)
14130{
14131 int i;
14132
14133
14134 dd->vau = CM_VAU;
14135 dd->link_credits = CM_GLOBAL_CREDITS;
14136 if (is_ax(dd))
14137 dd->link_credits--;
14138 dd->vcu = cu_to_vcu(hfi1_cu);
14139
14140 dd->vl15_init = (8 * (2048 + 128)) / vau_to_au(dd->vau);
14141 if (dd->vl15_init > dd->link_credits)
14142 dd->vl15_init = dd->link_credits;
14143
14144 write_uninitialized_csrs_and_memories(dd);
14145
14146 if (HFI1_CAP_IS_KSET(PKEY_CHECK))
14147 for (i = 0; i < dd->num_pports; i++) {
14148 struct hfi1_pportdata *ppd = &dd->pport[i];
14149
14150 set_partition_keys(ppd);
14151 }
14152 init_sc2vl_tables(dd);
14153}
14154
14155static void init_kdeth_qp(struct hfi1_devdata *dd)
14156{
14157
14158 if (kdeth_qp != 0 && kdeth_qp >= 0xff) {
14159
14160 dd_dev_err(dd, "Invalid KDETH queue pair prefix, ignoring");
14161 kdeth_qp = 0;
14162 }
14163 if (kdeth_qp == 0)
14164 kdeth_qp = DEFAULT_KDETH_QP;
14165
14166 write_csr(dd, SEND_BTH_QP,
14167 (kdeth_qp & SEND_BTH_QP_KDETH_QP_MASK) <<
14168 SEND_BTH_QP_KDETH_QP_SHIFT);
14169
14170 write_csr(dd, RCV_BTH_QP,
14171 (kdeth_qp & RCV_BTH_QP_KDETH_QP_MASK) <<
14172 RCV_BTH_QP_KDETH_QP_SHIFT);
14173}
14174
14175
14176
14177
14178
14179
14180
14181
14182
14183
14184
14185
14186
14187
14188
14189
14190
14191
14192static void init_qpmap_table(struct hfi1_devdata *dd,
14193 u32 first_ctxt,
14194 u32 last_ctxt)
14195{
14196 u64 reg = 0;
14197 u64 regno = RCV_QP_MAP_TABLE;
14198 int i;
14199 u64 ctxt = first_ctxt;
14200
14201 for (i = 0; i < 256; i++) {
14202 reg |= ctxt << (8 * (i % 8));
14203 ctxt++;
14204 if (ctxt > last_ctxt)
14205 ctxt = first_ctxt;
14206 if (i % 8 == 7) {
14207 write_csr(dd, regno, reg);
14208 reg = 0;
14209 regno += 8;
14210 }
14211 }
14212
14213 add_rcvctrl(dd, RCV_CTRL_RCV_QP_MAP_ENABLE_SMASK
14214 | RCV_CTRL_RCV_BYPASS_ENABLE_SMASK);
14215}
14216
14217struct rsm_map_table {
14218 u64 map[NUM_MAP_REGS];
14219 unsigned int used;
14220};
14221
14222struct rsm_rule_data {
14223 u8 offset;
14224 u8 pkt_type;
14225 u32 field1_off;
14226 u32 field2_off;
14227 u32 index1_off;
14228 u32 index1_width;
14229 u32 index2_off;
14230 u32 index2_width;
14231 u32 mask1;
14232 u32 value1;
14233 u32 mask2;
14234 u32 value2;
14235};
14236
14237
14238
14239
14240
14241static struct rsm_map_table *alloc_rsm_map_table(struct hfi1_devdata *dd)
14242{
14243 struct rsm_map_table *rmt;
14244 u8 rxcontext = is_ax(dd) ? 0 : 0xff;
14245
14246 rmt = kmalloc(sizeof(*rmt), GFP_KERNEL);
14247 if (rmt) {
14248 memset(rmt->map, rxcontext, sizeof(rmt->map));
14249 rmt->used = 0;
14250 }
14251
14252 return rmt;
14253}
14254
14255
14256
14257
14258
14259static void complete_rsm_map_table(struct hfi1_devdata *dd,
14260 struct rsm_map_table *rmt)
14261{
14262 int i;
14263
14264 if (rmt) {
14265
14266 for (i = 0; i < NUM_MAP_REGS; i++)
14267 write_csr(dd, RCV_RSM_MAP_TABLE + (8 * i), rmt->map[i]);
14268
14269
14270 add_rcvctrl(dd, RCV_CTRL_RCV_RSM_ENABLE_SMASK);
14271 }
14272}
14273
14274
14275
14276
14277static void add_rsm_rule(struct hfi1_devdata *dd, u8 rule_index,
14278 struct rsm_rule_data *rrd)
14279{
14280 write_csr(dd, RCV_RSM_CFG + (8 * rule_index),
14281 (u64)rrd->offset << RCV_RSM_CFG_OFFSET_SHIFT |
14282 1ull << rule_index |
14283 (u64)rrd->pkt_type << RCV_RSM_CFG_PACKET_TYPE_SHIFT);
14284 write_csr(dd, RCV_RSM_SELECT + (8 * rule_index),
14285 (u64)rrd->field1_off << RCV_RSM_SELECT_FIELD1_OFFSET_SHIFT |
14286 (u64)rrd->field2_off << RCV_RSM_SELECT_FIELD2_OFFSET_SHIFT |
14287 (u64)rrd->index1_off << RCV_RSM_SELECT_INDEX1_OFFSET_SHIFT |
14288 (u64)rrd->index1_width << RCV_RSM_SELECT_INDEX1_WIDTH_SHIFT |
14289 (u64)rrd->index2_off << RCV_RSM_SELECT_INDEX2_OFFSET_SHIFT |
14290 (u64)rrd->index2_width << RCV_RSM_SELECT_INDEX2_WIDTH_SHIFT);
14291 write_csr(dd, RCV_RSM_MATCH + (8 * rule_index),
14292 (u64)rrd->mask1 << RCV_RSM_MATCH_MASK1_SHIFT |
14293 (u64)rrd->value1 << RCV_RSM_MATCH_VALUE1_SHIFT |
14294 (u64)rrd->mask2 << RCV_RSM_MATCH_MASK2_SHIFT |
14295 (u64)rrd->value2 << RCV_RSM_MATCH_VALUE2_SHIFT);
14296}
14297
14298
14299
14300
14301static void clear_rsm_rule(struct hfi1_devdata *dd, u8 rule_index)
14302{
14303 write_csr(dd, RCV_RSM_CFG + (8 * rule_index), 0);
14304 write_csr(dd, RCV_RSM_SELECT + (8 * rule_index), 0);
14305 write_csr(dd, RCV_RSM_MATCH + (8 * rule_index), 0);
14306}
14307
14308
14309static int qos_rmt_entries(struct hfi1_devdata *dd, unsigned int *mp,
14310 unsigned int *np)
14311{
14312 int i;
14313 unsigned int m, n;
14314 u8 max_by_vl = 0;
14315
14316
14317 if (dd->n_krcv_queues <= MIN_KERNEL_KCTXTS ||
14318 num_vls == 1 ||
14319 krcvqsset <= 1)
14320 goto no_qos;
14321
14322
14323 for (i = 0; i < min_t(unsigned int, num_vls, krcvqsset); i++)
14324 if (krcvqs[i] > max_by_vl)
14325 max_by_vl = krcvqs[i];
14326 if (max_by_vl > 32)
14327 goto no_qos;
14328 m = ilog2(__roundup_pow_of_two(max_by_vl));
14329
14330
14331 n = ilog2(__roundup_pow_of_two(num_vls));
14332
14333
14334 if ((m + n) > 7)
14335 goto no_qos;
14336
14337 if (mp)
14338 *mp = m;
14339 if (np)
14340 *np = n;
14341
14342 return 1 << (m + n);
14343
14344no_qos:
14345 if (mp)
14346 *mp = 0;
14347 if (np)
14348 *np = 0;
14349 return 0;
14350}
14351
14352
14353
14354
14355
14356
14357
14358
14359
14360
14361
14362
14363
14364
14365
14366static void init_qos(struct hfi1_devdata *dd, struct rsm_map_table *rmt)
14367{
14368 struct rsm_rule_data rrd;
14369 unsigned qpns_per_vl, ctxt, i, qpn, n = 1, m;
14370 unsigned int rmt_entries;
14371 u64 reg;
14372
14373 if (!rmt)
14374 goto bail;
14375 rmt_entries = qos_rmt_entries(dd, &m, &n);
14376 if (rmt_entries == 0)
14377 goto bail;
14378 qpns_per_vl = 1 << m;
14379
14380
14381 rmt_entries = 1 << (m + n);
14382 if (rmt->used + rmt_entries >= NUM_MAP_ENTRIES)
14383 goto bail;
14384
14385
14386 for (i = 0, ctxt = FIRST_KERNEL_KCTXT; i < num_vls; i++) {
14387 unsigned tctxt;
14388
14389 for (qpn = 0, tctxt = ctxt;
14390 krcvqs[i] && qpn < qpns_per_vl; qpn++) {
14391 unsigned idx, regoff, regidx;
14392
14393
14394 idx = rmt->used + ((qpn << n) ^ i);
14395 regoff = (idx % 8) * 8;
14396 regidx = idx / 8;
14397
14398 reg = rmt->map[regidx];
14399 reg &= ~(RCV_RSM_MAP_TABLE_RCV_CONTEXT_A_MASK
14400 << regoff);
14401 reg |= (u64)(tctxt++) << regoff;
14402 rmt->map[regidx] = reg;
14403 if (tctxt == ctxt + krcvqs[i])
14404 tctxt = ctxt;
14405 }
14406 ctxt += krcvqs[i];
14407 }
14408
14409 rrd.offset = rmt->used;
14410 rrd.pkt_type = 2;
14411 rrd.field1_off = LRH_BTH_MATCH_OFFSET;
14412 rrd.field2_off = LRH_SC_MATCH_OFFSET;
14413 rrd.index1_off = LRH_SC_SELECT_OFFSET;
14414 rrd.index1_width = n;
14415 rrd.index2_off = QPN_SELECT_OFFSET;
14416 rrd.index2_width = m + n;
14417 rrd.mask1 = LRH_BTH_MASK;
14418 rrd.value1 = LRH_BTH_VALUE;
14419 rrd.mask2 = LRH_SC_MASK;
14420 rrd.value2 = LRH_SC_VALUE;
14421
14422
14423 add_rsm_rule(dd, RSM_INS_VERBS, &rrd);
14424
14425
14426 rmt->used += rmt_entries;
14427
14428 init_qpmap_table(dd, HFI1_CTRL_CTXT, HFI1_CTRL_CTXT);
14429 dd->qos_shift = n + 1;
14430 return;
14431bail:
14432 dd->qos_shift = 1;
14433 init_qpmap_table(dd, FIRST_KERNEL_KCTXT, dd->n_krcv_queues - 1);
14434}
14435
14436static void init_user_fecn_handling(struct hfi1_devdata *dd,
14437 struct rsm_map_table *rmt)
14438{
14439 struct rsm_rule_data rrd;
14440 u64 reg;
14441 int i, idx, regoff, regidx;
14442 u8 offset;
14443
14444
14445 if (rmt->used + dd->num_user_contexts >= NUM_MAP_ENTRIES) {
14446 dd_dev_err(dd, "User FECN handling disabled - too many user contexts allocated\n");
14447 return;
14448 }
14449
14450
14451
14452
14453
14454
14455
14456
14457
14458
14459
14460 offset = (u8)(NUM_MAP_ENTRIES + (int)rmt->used -
14461 (int)dd->first_dyn_alloc_ctxt);
14462
14463 for (i = dd->first_dyn_alloc_ctxt, idx = rmt->used;
14464 i < dd->num_rcv_contexts; i++, idx++) {
14465
14466 regoff = (idx % 8) * 8;
14467 regidx = idx / 8;
14468 reg = rmt->map[regidx];
14469 reg &= ~(RCV_RSM_MAP_TABLE_RCV_CONTEXT_A_MASK << regoff);
14470 reg |= (u64)i << regoff;
14471 rmt->map[regidx] = reg;
14472 }
14473
14474
14475
14476
14477
14478
14479
14480
14481
14482
14483 rrd.offset = offset;
14484 rrd.pkt_type = 0;
14485 rrd.field1_off = 95;
14486 rrd.field2_off = 133;
14487 rrd.index1_off = 64;
14488 rrd.index1_width = 8;
14489 rrd.index2_off = 0;
14490 rrd.index2_width = 0;
14491 rrd.mask1 = 1;
14492 rrd.value1 = 1;
14493 rrd.mask2 = 1;
14494 rrd.value2 = 1;
14495
14496
14497 add_rsm_rule(dd, RSM_INS_FECN, &rrd);
14498
14499 rmt->used += dd->num_user_contexts;
14500}
14501
14502
14503void hfi1_init_vnic_rsm(struct hfi1_devdata *dd)
14504{
14505 u8 i, j;
14506 u8 ctx_id = 0;
14507 u64 reg;
14508 u32 regoff;
14509 struct rsm_rule_data rrd;
14510
14511 if (hfi1_vnic_is_rsm_full(dd, NUM_VNIC_MAP_ENTRIES)) {
14512 dd_dev_err(dd, "Vnic RSM disabled, rmt entries used = %d\n",
14513 dd->vnic.rmt_start);
14514 return;
14515 }
14516
14517 dev_dbg(&(dd)->pcidev->dev, "Vnic rsm start = %d, end %d\n",
14518 dd->vnic.rmt_start,
14519 dd->vnic.rmt_start + NUM_VNIC_MAP_ENTRIES);
14520
14521
14522 regoff = RCV_RSM_MAP_TABLE + (dd->vnic.rmt_start / 8) * 8;
14523 reg = read_csr(dd, regoff);
14524 for (i = 0; i < NUM_VNIC_MAP_ENTRIES; i++) {
14525
14526 j = (dd->vnic.rmt_start + i) % 8;
14527 reg &= ~(0xffllu << (j * 8));
14528 reg |= (u64)dd->vnic.ctxt[ctx_id++]->ctxt << (j * 8);
14529
14530 ctx_id %= dd->vnic.num_ctxt;
14531
14532 if (j == 7 || ((i + 1) == NUM_VNIC_MAP_ENTRIES)) {
14533 dev_dbg(&(dd)->pcidev->dev,
14534 "Vnic rsm map reg[%d] =0x%llx\n",
14535 regoff - RCV_RSM_MAP_TABLE, reg);
14536
14537 write_csr(dd, regoff, reg);
14538 regoff += 8;
14539 if (i < (NUM_VNIC_MAP_ENTRIES - 1))
14540 reg = read_csr(dd, regoff);
14541 }
14542 }
14543
14544
14545 rrd.offset = dd->vnic.rmt_start;
14546 rrd.pkt_type = 4;
14547
14548 rrd.field1_off = L2_TYPE_MATCH_OFFSET;
14549 rrd.mask1 = L2_TYPE_MASK;
14550 rrd.value1 = L2_16B_VALUE;
14551
14552 rrd.field2_off = L4_TYPE_MATCH_OFFSET;
14553 rrd.mask2 = L4_16B_TYPE_MASK;
14554 rrd.value2 = L4_16B_ETH_VALUE;
14555
14556 rrd.index1_off = L4_16B_HDR_VESWID_OFFSET;
14557 rrd.index1_width = ilog2(NUM_VNIC_MAP_ENTRIES);
14558 rrd.index2_off = L2_16B_ENTROPY_OFFSET;
14559 rrd.index2_width = ilog2(NUM_VNIC_MAP_ENTRIES);
14560 add_rsm_rule(dd, RSM_INS_VNIC, &rrd);
14561
14562
14563 add_rcvctrl(dd, RCV_CTRL_RCV_RSM_ENABLE_SMASK);
14564}
14565
14566void hfi1_deinit_vnic_rsm(struct hfi1_devdata *dd)
14567{
14568 clear_rsm_rule(dd, RSM_INS_VNIC);
14569
14570
14571 if (dd->vnic.rmt_start == 0)
14572 clear_rcvctrl(dd, RCV_CTRL_RCV_RSM_ENABLE_SMASK);
14573}
14574
14575static void init_rxe(struct hfi1_devdata *dd)
14576{
14577 struct rsm_map_table *rmt;
14578 u64 val;
14579
14580
14581 write_csr(dd, RCV_ERR_MASK, ~0ull);
14582
14583 rmt = alloc_rsm_map_table(dd);
14584
14585 init_qos(dd, rmt);
14586 init_user_fecn_handling(dd, rmt);
14587 complete_rsm_map_table(dd, rmt);
14588
14589 dd->vnic.rmt_start = rmt->used;
14590 kfree(rmt);
14591
14592
14593
14594
14595
14596
14597
14598
14599
14600
14601
14602
14603
14604
14605 val = read_csr(dd, RCV_BYPASS);
14606 val &= ~RCV_BYPASS_HDR_SIZE_SMASK;
14607 val |= ((4ull & RCV_BYPASS_HDR_SIZE_MASK) <<
14608 RCV_BYPASS_HDR_SIZE_SHIFT);
14609 write_csr(dd, RCV_BYPASS, val);
14610}
14611
14612static void init_other(struct hfi1_devdata *dd)
14613{
14614
14615 write_csr(dd, CCE_ERR_MASK, ~0ull);
14616
14617 write_csr(dd, MISC_ERR_MASK, DRIVER_MISC_MASK);
14618
14619 write_csr(dd, DCC_ERR_FLG_EN, ~0ull);
14620 write_csr(dd, DC_DC8051_ERR_EN, ~0ull);
14621}
14622
14623
14624
14625
14626
14627
14628
14629
14630
14631static void assign_cm_au_table(struct hfi1_devdata *dd, u32 cu,
14632 u32 csr0to3, u32 csr4to7)
14633{
14634 write_csr(dd, csr0to3,
14635 0ull << SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE0_SHIFT |
14636 1ull << SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE1_SHIFT |
14637 2ull * cu <<
14638 SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE2_SHIFT |
14639 4ull * cu <<
14640 SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE3_SHIFT);
14641 write_csr(dd, csr4to7,
14642 8ull * cu <<
14643 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE4_SHIFT |
14644 16ull * cu <<
14645 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE5_SHIFT |
14646 32ull * cu <<
14647 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE6_SHIFT |
14648 64ull * cu <<
14649 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE7_SHIFT);
14650}
14651
14652static void assign_local_cm_au_table(struct hfi1_devdata *dd, u8 vcu)
14653{
14654 assign_cm_au_table(dd, vcu_to_cu(vcu), SEND_CM_LOCAL_AU_TABLE0_TO3,
14655 SEND_CM_LOCAL_AU_TABLE4_TO7);
14656}
14657
14658void assign_remote_cm_au_table(struct hfi1_devdata *dd, u8 vcu)
14659{
14660 assign_cm_au_table(dd, vcu_to_cu(vcu), SEND_CM_REMOTE_AU_TABLE0_TO3,
14661 SEND_CM_REMOTE_AU_TABLE4_TO7);
14662}
14663
14664static void init_txe(struct hfi1_devdata *dd)
14665{
14666 int i;
14667
14668
14669 write_csr(dd, SEND_PIO_ERR_MASK, ~0ull);
14670 write_csr(dd, SEND_DMA_ERR_MASK, ~0ull);
14671 write_csr(dd, SEND_ERR_MASK, ~0ull);
14672 write_csr(dd, SEND_EGRESS_ERR_MASK, ~0ull);
14673
14674
14675 for (i = 0; i < chip_send_contexts(dd); i++)
14676 write_kctxt_csr(dd, i, SEND_CTXT_ERR_MASK, ~0ull);
14677 for (i = 0; i < chip_sdma_engines(dd); i++)
14678 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_MASK, ~0ull);
14679
14680
14681 assign_local_cm_au_table(dd, dd->vcu);
14682
14683
14684
14685
14686
14687 if (dd->icode != ICODE_FUNCTIONAL_SIMULATOR)
14688 write_csr(dd, SEND_CM_TIMER_CTRL, HFI1_CREDIT_RETURN_RATE);
14689}
14690
14691int hfi1_set_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd,
14692 u16 jkey)
14693{
14694 u8 hw_ctxt;
14695 u64 reg;
14696
14697 if (!rcd || !rcd->sc)
14698 return -EINVAL;
14699
14700 hw_ctxt = rcd->sc->hw_context;
14701 reg = SEND_CTXT_CHECK_JOB_KEY_MASK_SMASK |
14702 ((jkey & SEND_CTXT_CHECK_JOB_KEY_VALUE_MASK) <<
14703 SEND_CTXT_CHECK_JOB_KEY_VALUE_SHIFT);
14704
14705 if (HFI1_CAP_KGET_MASK(rcd->flags, ALLOW_PERM_JKEY))
14706 reg |= SEND_CTXT_CHECK_JOB_KEY_ALLOW_PERMISSIVE_SMASK;
14707 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_JOB_KEY, reg);
14708
14709
14710
14711 if (!is_ax(dd)) {
14712 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14713 reg |= SEND_CTXT_CHECK_ENABLE_CHECK_JOB_KEY_SMASK;
14714 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14715 }
14716
14717
14718 reg = RCV_KEY_CTRL_JOB_KEY_ENABLE_SMASK |
14719 ((jkey & RCV_KEY_CTRL_JOB_KEY_VALUE_MASK) <<
14720 RCV_KEY_CTRL_JOB_KEY_VALUE_SHIFT);
14721 write_kctxt_csr(dd, rcd->ctxt, RCV_KEY_CTRL, reg);
14722
14723 return 0;
14724}
14725
14726int hfi1_clear_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd)
14727{
14728 u8 hw_ctxt;
14729 u64 reg;
14730
14731 if (!rcd || !rcd->sc)
14732 return -EINVAL;
14733
14734 hw_ctxt = rcd->sc->hw_context;
14735 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_JOB_KEY, 0);
14736
14737
14738
14739
14740
14741 if (!is_ax(dd)) {
14742 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14743 reg &= ~SEND_CTXT_CHECK_ENABLE_CHECK_JOB_KEY_SMASK;
14744 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14745 }
14746
14747 write_kctxt_csr(dd, rcd->ctxt, RCV_KEY_CTRL, 0);
14748
14749 return 0;
14750}
14751
14752int hfi1_set_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd,
14753 u16 pkey)
14754{
14755 u8 hw_ctxt;
14756 u64 reg;
14757
14758 if (!rcd || !rcd->sc)
14759 return -EINVAL;
14760
14761 hw_ctxt = rcd->sc->hw_context;
14762 reg = ((u64)pkey & SEND_CTXT_CHECK_PARTITION_KEY_VALUE_MASK) <<
14763 SEND_CTXT_CHECK_PARTITION_KEY_VALUE_SHIFT;
14764 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_PARTITION_KEY, reg);
14765 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14766 reg |= SEND_CTXT_CHECK_ENABLE_CHECK_PARTITION_KEY_SMASK;
14767 reg &= ~SEND_CTXT_CHECK_ENABLE_DISALLOW_KDETH_PACKETS_SMASK;
14768 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14769
14770 return 0;
14771}
14772
14773int hfi1_clear_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt)
14774{
14775 u8 hw_ctxt;
14776 u64 reg;
14777
14778 if (!ctxt || !ctxt->sc)
14779 return -EINVAL;
14780
14781 hw_ctxt = ctxt->sc->hw_context;
14782 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14783 reg &= ~SEND_CTXT_CHECK_ENABLE_CHECK_PARTITION_KEY_SMASK;
14784 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14785 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_PARTITION_KEY, 0);
14786
14787 return 0;
14788}
14789
14790
14791
14792
14793
14794void hfi1_start_cleanup(struct hfi1_devdata *dd)
14795{
14796 aspm_exit(dd);
14797 free_cntrs(dd);
14798 free_rcverr(dd);
14799 finish_chip_resources(dd);
14800}
14801
14802#define HFI_BASE_GUID(dev) \
14803 ((dev)->base_guid & ~(1ULL << GUID_HFI_INDEX_SHIFT))
14804
14805
14806
14807
14808
14809
14810static int init_asic_data(struct hfi1_devdata *dd)
14811{
14812 unsigned long flags;
14813 struct hfi1_devdata *tmp, *peer = NULL;
14814 struct hfi1_asic_data *asic_data;
14815 int ret = 0;
14816
14817
14818 asic_data = kzalloc(sizeof(*dd->asic_data), GFP_KERNEL);
14819 if (!asic_data)
14820 return -ENOMEM;
14821
14822 spin_lock_irqsave(&hfi1_devs_lock, flags);
14823
14824 list_for_each_entry(tmp, &hfi1_dev_list, list) {
14825 if ((HFI_BASE_GUID(dd) == HFI_BASE_GUID(tmp)) &&
14826 dd->unit != tmp->unit) {
14827 peer = tmp;
14828 break;
14829 }
14830 }
14831
14832 if (peer) {
14833
14834 dd->asic_data = peer->asic_data;
14835 kfree(asic_data);
14836 } else {
14837 dd->asic_data = asic_data;
14838 mutex_init(&dd->asic_data->asic_resource_mutex);
14839 }
14840 dd->asic_data->dds[dd->hfi1_id] = dd;
14841 spin_unlock_irqrestore(&hfi1_devs_lock, flags);
14842
14843
14844 if (!peer)
14845 ret = set_up_i2c(dd, dd->asic_data);
14846
14847 return ret;
14848}
14849
14850
14851
14852
14853
14854
14855
14856static int obtain_boardname(struct hfi1_devdata *dd)
14857{
14858
14859 const char generic[] =
14860 "Intel Omni-Path Host Fabric Interface Adapter 100 Series";
14861 unsigned long size;
14862 int ret;
14863
14864 ret = read_hfi1_efi_var(dd, "description", &size,
14865 (void **)&dd->boardname);
14866 if (ret) {
14867 dd_dev_info(dd, "Board description not found\n");
14868
14869 dd->boardname = kstrdup(generic, GFP_KERNEL);
14870 if (!dd->boardname)
14871 return -ENOMEM;
14872 }
14873 return 0;
14874}
14875
14876
14877
14878
14879
14880
14881
14882
14883
14884static int check_int_registers(struct hfi1_devdata *dd)
14885{
14886 u64 reg;
14887 u64 all_bits = ~(u64)0;
14888 u64 mask;
14889
14890
14891 mask = read_csr(dd, CCE_INT_MASK);
14892 write_csr(dd, CCE_INT_MASK, 0ull);
14893 reg = read_csr(dd, CCE_INT_MASK);
14894 if (reg)
14895 goto err_exit;
14896
14897
14898 write_csr(dd, CCE_INT_CLEAR, all_bits);
14899 reg = read_csr(dd, CCE_INT_STATUS);
14900 if (reg)
14901 goto err_exit;
14902
14903
14904 write_csr(dd, CCE_INT_FORCE, all_bits);
14905 reg = read_csr(dd, CCE_INT_STATUS);
14906 if (reg != all_bits)
14907 goto err_exit;
14908
14909
14910 write_csr(dd, CCE_INT_CLEAR, all_bits);
14911 write_csr(dd, CCE_INT_MASK, mask);
14912
14913 return 0;
14914err_exit:
14915 write_csr(dd, CCE_INT_MASK, mask);
14916 dd_dev_err(dd, "Interrupt registers not properly mapped by VMM\n");
14917 return -EINVAL;
14918}
14919
14920
14921
14922
14923
14924
14925
14926
14927
14928
14929
14930
14931struct hfi1_devdata *hfi1_init_dd(struct pci_dev *pdev,
14932 const struct pci_device_id *ent)
14933{
14934 struct hfi1_devdata *dd;
14935 struct hfi1_pportdata *ppd;
14936 u64 reg;
14937 int i, ret;
14938 static const char * const inames[] = {
14939 "RTL silicon",
14940 "RTL VCS simulation",
14941 "RTL FPGA emulation",
14942 "Functional simulator"
14943 };
14944 struct pci_dev *parent = pdev->bus->self;
14945 u32 sdma_engines;
14946
14947 dd = hfi1_alloc_devdata(pdev, NUM_IB_PORTS *
14948 sizeof(struct hfi1_pportdata));
14949 if (IS_ERR(dd))
14950 goto bail;
14951 sdma_engines = chip_sdma_engines(dd);
14952 ppd = dd->pport;
14953 for (i = 0; i < dd->num_pports; i++, ppd++) {
14954 int vl;
14955
14956 hfi1_init_pportdata(pdev, ppd, dd, 0, 1);
14957
14958 ppd->link_width_supported =
14959 OPA_LINK_WIDTH_1X | OPA_LINK_WIDTH_2X |
14960 OPA_LINK_WIDTH_3X | OPA_LINK_WIDTH_4X;
14961 ppd->link_width_downgrade_supported =
14962 ppd->link_width_supported;
14963
14964 ppd->link_width_enabled = OPA_LINK_WIDTH_4X;
14965 ppd->link_width_downgrade_enabled =
14966 ppd->link_width_downgrade_supported;
14967
14968
14969
14970 if (num_vls < HFI1_MIN_VLS_SUPPORTED ||
14971 num_vls > HFI1_MAX_VLS_SUPPORTED) {
14972 dd_dev_err(dd, "Invalid num_vls %u, using %u VLs\n",
14973 num_vls, HFI1_MAX_VLS_SUPPORTED);
14974 num_vls = HFI1_MAX_VLS_SUPPORTED;
14975 }
14976 ppd->vls_supported = num_vls;
14977 ppd->vls_operational = ppd->vls_supported;
14978
14979 for (vl = 0; vl < num_vls; vl++)
14980 dd->vld[vl].mtu = hfi1_max_mtu;
14981 dd->vld[15].mtu = MAX_MAD_PACKET;
14982
14983
14984
14985
14986 ppd->overrun_threshold = 0x4;
14987 ppd->phy_error_threshold = 0xf;
14988 ppd->port_crc_mode_enabled = link_crc_mask;
14989
14990 ppd->port_ltp_crc_mode = cap_to_port_ltp(link_crc_mask) << 8;
14991
14992 ppd->port_ltp_crc_mode |= cap_to_port_ltp(link_crc_mask) << 4;
14993
14994 ppd->host_link_state = HLS_DN_OFFLINE;
14995 init_vl_arb_caches(ppd);
14996 }
14997
14998
14999
15000
15001
15002
15003 ret = hfi1_pcie_ddinit(dd, pdev);
15004 if (ret < 0)
15005 goto bail_free;
15006
15007
15008 ret = save_pci_variables(dd);
15009 if (ret < 0)
15010 goto bail_cleanup;
15011
15012 dd->majrev = (dd->revision >> CCE_REVISION_CHIP_REV_MAJOR_SHIFT)
15013 & CCE_REVISION_CHIP_REV_MAJOR_MASK;
15014 dd->minrev = (dd->revision >> CCE_REVISION_CHIP_REV_MINOR_SHIFT)
15015 & CCE_REVISION_CHIP_REV_MINOR_MASK;
15016
15017
15018
15019
15020
15021
15022 if (!parent) {
15023 ret = check_int_registers(dd);
15024 if (ret)
15025 goto bail_cleanup;
15026 }
15027
15028
15029
15030
15031
15032 reg = read_csr(dd, CCE_REVISION2);
15033 dd->hfi1_id = (reg >> CCE_REVISION2_HFI_ID_SHIFT)
15034 & CCE_REVISION2_HFI_ID_MASK;
15035
15036 dd->icode = reg >> CCE_REVISION2_IMPL_CODE_SHIFT;
15037 dd->irev = reg >> CCE_REVISION2_IMPL_REVISION_SHIFT;
15038 dd_dev_info(dd, "Implementation: %s, revision 0x%x\n",
15039 dd->icode < ARRAY_SIZE(inames) ?
15040 inames[dd->icode] : "unknown", (int)dd->irev);
15041
15042
15043 dd->pport->link_speed_supported = OPA_LINK_SPEED_25G;
15044
15045 dd->pport->link_speed_enabled = dd->pport->link_speed_supported;
15046
15047 dd->pport->link_speed_active = OPA_LINK_SPEED_25G;
15048
15049
15050 ppd = dd->pport;
15051 if (dd->icode == ICODE_FPGA_EMULATION && is_emulator_p(dd)) {
15052 ppd->link_width_supported =
15053 ppd->link_width_enabled =
15054 ppd->link_width_downgrade_supported =
15055 ppd->link_width_downgrade_enabled =
15056 OPA_LINK_WIDTH_1X;
15057 }
15058
15059 if (HFI1_CAP_IS_KSET(SDMA) && num_vls > sdma_engines) {
15060 dd_dev_err(dd, "num_vls %u too large, using %u VLs\n",
15061 num_vls, sdma_engines);
15062 num_vls = sdma_engines;
15063 ppd->vls_supported = sdma_engines;
15064 ppd->vls_operational = ppd->vls_supported;
15065 }
15066
15067
15068
15069
15070
15071
15072
15073
15074
15075 dd->rcv_intr_timeout_csr = ns_to_cclock(dd, rcv_intr_timeout) / 64;
15076 if (dd->rcv_intr_timeout_csr >
15077 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_MASK)
15078 dd->rcv_intr_timeout_csr =
15079 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_MASK;
15080 else if (dd->rcv_intr_timeout_csr == 0 && rcv_intr_timeout)
15081 dd->rcv_intr_timeout_csr = 1;
15082
15083
15084 read_guid(dd);
15085
15086
15087 ret = init_asic_data(dd);
15088 if (ret)
15089 goto bail_cleanup;
15090
15091
15092 ret = init_chip(dd);
15093 if (ret)
15094 goto bail_cleanup;
15095
15096
15097 ret = pcie_speeds(dd);
15098 if (ret)
15099 goto bail_cleanup;
15100
15101
15102 ret = eprom_init(dd);
15103 if (ret)
15104 goto bail_free_rcverr;
15105
15106
15107 get_platform_config(dd);
15108
15109
15110 ret = hfi1_firmware_init(dd);
15111 if (ret)
15112 goto bail_cleanup;
15113
15114
15115
15116
15117
15118
15119
15120
15121
15122
15123
15124
15125
15126 ret = do_pcie_gen3_transition(dd);
15127 if (ret)
15128 goto bail_cleanup;
15129
15130
15131 init_early_variables(dd);
15132
15133 parse_platform_config(dd);
15134
15135 ret = obtain_boardname(dd);
15136 if (ret)
15137 goto bail_cleanup;
15138
15139 snprintf(dd->boardversion, BOARD_VERS_MAX,
15140 "ChipABI %u.%u, ChipRev %u.%u, SW Compat %llu\n",
15141 HFI1_CHIP_VERS_MAJ, HFI1_CHIP_VERS_MIN,
15142 (u32)dd->majrev,
15143 (u32)dd->minrev,
15144 (dd->revision >> CCE_REVISION_SW_SHIFT)
15145 & CCE_REVISION_SW_MASK);
15146
15147 ret = set_up_context_variables(dd);
15148 if (ret)
15149 goto bail_cleanup;
15150
15151
15152 init_rxe(dd);
15153
15154 init_txe(dd);
15155
15156 init_other(dd);
15157
15158 init_kdeth_qp(dd);
15159
15160 ret = hfi1_dev_affinity_init(dd);
15161 if (ret)
15162 goto bail_cleanup;
15163
15164
15165 ret = init_send_contexts(dd);
15166 if (ret)
15167 goto bail_cleanup;
15168
15169 ret = hfi1_create_kctxts(dd);
15170 if (ret)
15171 goto bail_cleanup;
15172
15173
15174
15175
15176
15177 aspm_init(dd);
15178
15179 ret = init_pervl_scs(dd);
15180 if (ret)
15181 goto bail_cleanup;
15182
15183
15184 for (i = 0; i < dd->num_pports; ++i) {
15185 ret = sdma_init(dd, i);
15186 if (ret)
15187 goto bail_cleanup;
15188 }
15189
15190
15191 ret = set_up_interrupts(dd);
15192 if (ret)
15193 goto bail_cleanup;
15194
15195 ret = hfi1_comp_vectors_set_up(dd);
15196 if (ret)
15197 goto bail_clear_intr;
15198
15199
15200 init_lcb_access(dd);
15201
15202
15203
15204
15205
15206
15207 snprintf(dd->serial, SERIAL_MAX, "0x%08llx\n",
15208 (dd->base_guid & 0xFFFFFF) |
15209 ((dd->base_guid >> 11) & 0xF000000));
15210
15211 dd->oui1 = dd->base_guid >> 56 & 0xFF;
15212 dd->oui2 = dd->base_guid >> 48 & 0xFF;
15213 dd->oui3 = dd->base_guid >> 40 & 0xFF;
15214
15215 ret = load_firmware(dd);
15216 if (ret)
15217 goto bail_clear_intr;
15218
15219 thermal_init(dd);
15220
15221 ret = init_cntrs(dd);
15222 if (ret)
15223 goto bail_clear_intr;
15224
15225 ret = init_rcverr(dd);
15226 if (ret)
15227 goto bail_free_cntrs;
15228
15229 init_completion(&dd->user_comp);
15230
15231
15232 atomic_set(&dd->user_refcount, 1);
15233
15234 goto bail;
15235
15236bail_free_rcverr:
15237 free_rcverr(dd);
15238bail_free_cntrs:
15239 free_cntrs(dd);
15240bail_clear_intr:
15241 hfi1_comp_vectors_clean_up(dd);
15242 hfi1_clean_up_interrupts(dd);
15243bail_cleanup:
15244 hfi1_pcie_ddcleanup(dd);
15245bail_free:
15246 hfi1_free_devdata(dd);
15247 dd = ERR_PTR(ret);
15248bail:
15249 return dd;
15250}
15251
15252static u16 delay_cycles(struct hfi1_pportdata *ppd, u32 desired_egress_rate,
15253 u32 dw_len)
15254{
15255 u32 delta_cycles;
15256 u32 current_egress_rate = ppd->current_egress_rate;
15257
15258
15259 if (desired_egress_rate == -1)
15260 return 0;
15261
15262 if (desired_egress_rate >= current_egress_rate)
15263 return 0;
15264
15265 delta_cycles = egress_cycles(dw_len * 4, desired_egress_rate) -
15266 egress_cycles(dw_len * 4, current_egress_rate);
15267
15268 return (u16)delta_cycles;
15269}
15270
15271
15272
15273
15274
15275
15276
15277
15278
15279
15280
15281
15282
15283
15284
15285u64 create_pbc(struct hfi1_pportdata *ppd, u64 flags, int srate_mbs, u32 vl,
15286 u32 dw_len)
15287{
15288 u64 pbc, delay = 0;
15289
15290 if (unlikely(srate_mbs))
15291 delay = delay_cycles(ppd, srate_mbs, dw_len);
15292
15293 pbc = flags
15294 | (delay << PBC_STATIC_RATE_CONTROL_COUNT_SHIFT)
15295 | ((u64)PBC_IHCRC_NONE << PBC_INSERT_HCRC_SHIFT)
15296 | (vl & PBC_VL_MASK) << PBC_VL_SHIFT
15297 | (dw_len & PBC_LENGTH_DWS_MASK)
15298 << PBC_LENGTH_DWS_SHIFT;
15299
15300 return pbc;
15301}
15302
15303#define SBUS_THERMAL 0x4f
15304#define SBUS_THERM_MONITOR_MODE 0x1
15305
15306#define THERM_FAILURE(dev, ret, reason) \
15307 dd_dev_err((dd), \
15308 "Thermal sensor initialization failed: %s (%d)\n", \
15309 (reason), (ret))
15310
15311
15312
15313
15314
15315
15316
15317
15318
15319
15320
15321static int thermal_init(struct hfi1_devdata *dd)
15322{
15323 int ret = 0;
15324
15325 if (dd->icode != ICODE_RTL_SILICON ||
15326 check_chip_resource(dd, CR_THERM_INIT, NULL))
15327 return ret;
15328
15329 ret = acquire_chip_resource(dd, CR_SBUS, SBUS_TIMEOUT);
15330 if (ret) {
15331 THERM_FAILURE(dd, ret, "Acquire SBus");
15332 return ret;
15333 }
15334
15335 dd_dev_info(dd, "Initializing thermal sensor\n");
15336
15337 write_csr(dd, ASIC_CFG_THERM_POLL_EN, 0x0);
15338 msleep(100);
15339
15340
15341 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x0,
15342 RESET_SBUS_RECEIVER, 0);
15343 if (ret) {
15344 THERM_FAILURE(dd, ret, "Bus Reset");
15345 goto done;
15346 }
15347
15348 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x0,
15349 WRITE_SBUS_RECEIVER, 0x1);
15350 if (ret) {
15351 THERM_FAILURE(dd, ret, "Therm Block Reset");
15352 goto done;
15353 }
15354
15355 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x1,
15356 WRITE_SBUS_RECEIVER, 0x32);
15357 if (ret) {
15358 THERM_FAILURE(dd, ret, "Write Clock Div");
15359 goto done;
15360 }
15361
15362 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x3,
15363 WRITE_SBUS_RECEIVER,
15364 SBUS_THERM_MONITOR_MODE);
15365 if (ret) {
15366 THERM_FAILURE(dd, ret, "Write Mode Sel");
15367 goto done;
15368 }
15369
15370 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x0,
15371 WRITE_SBUS_RECEIVER, 0x2);
15372 if (ret) {
15373 THERM_FAILURE(dd, ret, "Write Reset Deassert");
15374 goto done;
15375 }
15376
15377 msleep(22);
15378
15379
15380 write_csr(dd, ASIC_CFG_THERM_POLL_EN, 0x1);
15381
15382
15383 ret = acquire_chip_resource(dd, CR_THERM_INIT, 0);
15384 if (ret)
15385 THERM_FAILURE(dd, ret, "Unable to set thermal init flag");
15386
15387done:
15388 release_chip_resource(dd, CR_SBUS);
15389 return ret;
15390}
15391
15392static void handle_temp_err(struct hfi1_devdata *dd)
15393{
15394 struct hfi1_pportdata *ppd = &dd->pport[0];
15395
15396
15397
15398
15399
15400 dd_dev_emerg(dd,
15401 "Critical temperature reached! Forcing device into freeze mode!\n");
15402 dd->flags |= HFI1_FORCED_FREEZE;
15403 start_freeze_handling(ppd, FREEZE_SELF | FREEZE_ABORT);
15404
15405
15406
15407
15408
15409
15410
15411
15412
15413
15414
15415 ppd->driver_link_ready = 0;
15416 ppd->link_enabled = 0;
15417 set_physical_link_state(dd, (OPA_LINKDOWN_REASON_SMA_DISABLED << 8) |
15418 PLS_OFFLINE);
15419
15420
15421
15422
15423 dc_shutdown(dd);
15424}
15425