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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
70uint kdeth_qp;
71module_param_named(kdeth_qp, kdeth_qp, uint, S_IRUGO);
72MODULE_PARM_DESC(kdeth_qp, "Set the KDETH queue pair prefix");
73
74uint num_vls = HFI1_MAX_VLS_SUPPORTED;
75module_param(num_vls, uint, S_IRUGO);
76MODULE_PARM_DESC(num_vls, "Set number of Virtual Lanes to use (1-8)");
77
78
79
80
81
82
83
84
85uint rcv_intr_timeout = (824 + 16);
86module_param(rcv_intr_timeout, uint, S_IRUGO);
87MODULE_PARM_DESC(rcv_intr_timeout, "Receive interrupt mitigation timeout in ns");
88
89uint rcv_intr_count = 16;
90module_param(rcv_intr_count, uint, S_IRUGO);
91MODULE_PARM_DESC(rcv_intr_count, "Receive interrupt mitigation count");
92
93ushort link_crc_mask = SUPPORTED_CRCS;
94module_param(link_crc_mask, ushort, S_IRUGO);
95MODULE_PARM_DESC(link_crc_mask, "CRCs to use on the link");
96
97uint loopback;
98module_param_named(loopback, loopback, uint, S_IRUGO);
99MODULE_PARM_DESC(loopback, "Put into loopback mode (1 = serdes, 3 = external cable");
100
101
102uint rcv_intr_dynamic = 1;
103static ushort crc_14b_sideband = 1;
104static uint use_flr = 1;
105uint quick_linkup;
106
107struct flag_table {
108 u64 flag;
109 char *str;
110 u16 extra;
111 u16 unused0;
112 u32 unused1;
113};
114
115
116#define FLAG_ENTRY(str, extra, flag) {flag, str, extra}
117#define FLAG_ENTRY0(str, flag) {flag, str, 0}
118
119
120#define SEC_WRITE_DROPPED 0x1
121#define SEC_PACKET_DROPPED 0x2
122#define SEC_SC_HALTED 0x4
123#define SEC_SPC_FREEZE 0x8
124
125#define DEFAULT_KRCVQS 2
126#define MIN_KERNEL_KCTXTS 2
127#define FIRST_KERNEL_KCTXT 1
128
129
130
131
132
133
134
135#define RSM_INS_VERBS 0
136#define RSM_INS_FECN 1
137#define RSM_INS_VNIC 2
138
139
140#define GUID_HFI_INDEX_SHIFT 39
141
142
143#define emulator_rev(dd) ((dd)->irev >> 8)
144
145#define is_emulator_p(dd) ((((dd)->irev) & 0xf) == 3)
146#define is_emulator_s(dd) ((((dd)->irev) & 0xf) == 4)
147
148
149
150#define IB_PACKET_TYPE 2ull
151#define QW_SHIFT 6ull
152
153#define QPN_WIDTH 7ull
154
155
156#define LRH_BTH_QW 0ull
157#define LRH_BTH_BIT_OFFSET 48ull
158#define LRH_BTH_OFFSET(off) ((LRH_BTH_QW << QW_SHIFT) | (off))
159#define LRH_BTH_MATCH_OFFSET LRH_BTH_OFFSET(LRH_BTH_BIT_OFFSET)
160#define LRH_BTH_SELECT
161#define LRH_BTH_MASK 3ull
162#define LRH_BTH_VALUE 2ull
163
164
165#define LRH_SC_QW 0ull
166#define LRH_SC_BIT_OFFSET 56ull
167#define LRH_SC_OFFSET(off) ((LRH_SC_QW << QW_SHIFT) | (off))
168#define LRH_SC_MATCH_OFFSET LRH_SC_OFFSET(LRH_SC_BIT_OFFSET)
169#define LRH_SC_MASK 128ull
170#define LRH_SC_VALUE 0ull
171
172
173#define LRH_SC_SELECT_OFFSET ((LRH_SC_QW << QW_SHIFT) | (60ull))
174
175
176#define QPN_SELECT_OFFSET ((1ull << QW_SHIFT) | (1ull))
177
178
179
180#define L2_TYPE_QW 0ull
181#define L2_TYPE_BIT_OFFSET 61ull
182#define L2_TYPE_OFFSET(off) ((L2_TYPE_QW << QW_SHIFT) | (off))
183#define L2_TYPE_MATCH_OFFSET L2_TYPE_OFFSET(L2_TYPE_BIT_OFFSET)
184#define L2_TYPE_MASK 3ull
185#define L2_16B_VALUE 2ull
186
187
188#define L4_TYPE_QW 1ull
189#define L4_TYPE_BIT_OFFSET 0ull
190#define L4_TYPE_OFFSET(off) ((L4_TYPE_QW << QW_SHIFT) | (off))
191#define L4_TYPE_MATCH_OFFSET L4_TYPE_OFFSET(L4_TYPE_BIT_OFFSET)
192#define L4_16B_TYPE_MASK 0xFFull
193#define L4_16B_ETH_VALUE 0x78ull
194
195
196#define L4_16B_HDR_VESWID_OFFSET ((2 << QW_SHIFT) | (16ull))
197
198#define L2_16B_ENTROPY_OFFSET ((1 << QW_SHIFT) | (32ull))
199
200
201#define SC2VL_VAL( \
202 num, \
203 sc0, sc0val, \
204 sc1, sc1val, \
205 sc2, sc2val, \
206 sc3, sc3val, \
207 sc4, sc4val, \
208 sc5, sc5val, \
209 sc6, sc6val, \
210 sc7, sc7val) \
211( \
212 ((u64)(sc0val) << SEND_SC2VLT##num##_SC##sc0##_SHIFT) | \
213 ((u64)(sc1val) << SEND_SC2VLT##num##_SC##sc1##_SHIFT) | \
214 ((u64)(sc2val) << SEND_SC2VLT##num##_SC##sc2##_SHIFT) | \
215 ((u64)(sc3val) << SEND_SC2VLT##num##_SC##sc3##_SHIFT) | \
216 ((u64)(sc4val) << SEND_SC2VLT##num##_SC##sc4##_SHIFT) | \
217 ((u64)(sc5val) << SEND_SC2VLT##num##_SC##sc5##_SHIFT) | \
218 ((u64)(sc6val) << SEND_SC2VLT##num##_SC##sc6##_SHIFT) | \
219 ((u64)(sc7val) << SEND_SC2VLT##num##_SC##sc7##_SHIFT) \
220)
221
222#define DC_SC_VL_VAL( \
223 range, \
224 e0, e0val, \
225 e1, e1val, \
226 e2, e2val, \
227 e3, e3val, \
228 e4, e4val, \
229 e5, e5val, \
230 e6, e6val, \
231 e7, e7val, \
232 e8, e8val, \
233 e9, e9val, \
234 e10, e10val, \
235 e11, e11val, \
236 e12, e12val, \
237 e13, e13val, \
238 e14, e14val, \
239 e15, e15val) \
240( \
241 ((u64)(e0val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e0##_SHIFT) | \
242 ((u64)(e1val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e1##_SHIFT) | \
243 ((u64)(e2val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e2##_SHIFT) | \
244 ((u64)(e3val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e3##_SHIFT) | \
245 ((u64)(e4val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e4##_SHIFT) | \
246 ((u64)(e5val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e5##_SHIFT) | \
247 ((u64)(e6val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e6##_SHIFT) | \
248 ((u64)(e7val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e7##_SHIFT) | \
249 ((u64)(e8val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e8##_SHIFT) | \
250 ((u64)(e9val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e9##_SHIFT) | \
251 ((u64)(e10val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e10##_SHIFT) | \
252 ((u64)(e11val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e11##_SHIFT) | \
253 ((u64)(e12val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e12##_SHIFT) | \
254 ((u64)(e13val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e13##_SHIFT) | \
255 ((u64)(e14val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e14##_SHIFT) | \
256 ((u64)(e15val) << DCC_CFG_SC_VL_TABLE_##range##_ENTRY##e15##_SHIFT) \
257)
258
259
260#define ALL_FROZE (CCE_STATUS_SDMA_FROZE_SMASK \
261 | CCE_STATUS_RXE_FROZE_SMASK \
262 | CCE_STATUS_TXE_FROZE_SMASK \
263 | CCE_STATUS_TXE_PIO_FROZE_SMASK)
264
265#define ALL_TXE_PAUSE (CCE_STATUS_TXE_PIO_PAUSED_SMASK \
266 | CCE_STATUS_TXE_PAUSED_SMASK \
267 | CCE_STATUS_SDMA_PAUSED_SMASK)
268
269#define ALL_RXE_PAUSE CCE_STATUS_RXE_PAUSED_SMASK
270
271#define CNTR_MAX 0xFFFFFFFFFFFFFFFFULL
272#define CNTR_32BIT_MAX 0x00000000FFFFFFFF
273
274
275
276
277static struct flag_table cce_err_status_flags[] = {
278 FLAG_ENTRY0("CceCsrParityErr",
279 CCE_ERR_STATUS_CCE_CSR_PARITY_ERR_SMASK),
280 FLAG_ENTRY0("CceCsrReadBadAddrErr",
281 CCE_ERR_STATUS_CCE_CSR_READ_BAD_ADDR_ERR_SMASK),
282 FLAG_ENTRY0("CceCsrWriteBadAddrErr",
283 CCE_ERR_STATUS_CCE_CSR_WRITE_BAD_ADDR_ERR_SMASK),
284 FLAG_ENTRY0("CceTrgtAsyncFifoParityErr",
285 CCE_ERR_STATUS_CCE_TRGT_ASYNC_FIFO_PARITY_ERR_SMASK),
286 FLAG_ENTRY0("CceTrgtAccessErr",
287 CCE_ERR_STATUS_CCE_TRGT_ACCESS_ERR_SMASK),
288 FLAG_ENTRY0("CceRspdDataParityErr",
289 CCE_ERR_STATUS_CCE_RSPD_DATA_PARITY_ERR_SMASK),
290 FLAG_ENTRY0("CceCli0AsyncFifoParityErr",
291 CCE_ERR_STATUS_CCE_CLI0_ASYNC_FIFO_PARITY_ERR_SMASK),
292 FLAG_ENTRY0("CceCsrCfgBusParityErr",
293 CCE_ERR_STATUS_CCE_CSR_CFG_BUS_PARITY_ERR_SMASK),
294 FLAG_ENTRY0("CceCli2AsyncFifoParityErr",
295 CCE_ERR_STATUS_CCE_CLI2_ASYNC_FIFO_PARITY_ERR_SMASK),
296 FLAG_ENTRY0("CceCli1AsyncFifoPioCrdtParityErr",
297 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR_SMASK),
298 FLAG_ENTRY0("CceCli1AsyncFifoPioCrdtParityErr",
299 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR_SMASK),
300 FLAG_ENTRY0("CceCli1AsyncFifoRxdmaParityError",
301 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERROR_SMASK),
302 FLAG_ENTRY0("CceCli1AsyncFifoDbgParityError",
303 CCE_ERR_STATUS_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERROR_SMASK),
304 FLAG_ENTRY0("PcicRetryMemCorErr",
305 CCE_ERR_STATUS_PCIC_RETRY_MEM_COR_ERR_SMASK),
306 FLAG_ENTRY0("PcicRetryMemCorErr",
307 CCE_ERR_STATUS_PCIC_RETRY_SOT_MEM_COR_ERR_SMASK),
308 FLAG_ENTRY0("PcicPostHdQCorErr",
309 CCE_ERR_STATUS_PCIC_POST_HD_QCOR_ERR_SMASK),
310 FLAG_ENTRY0("PcicPostHdQCorErr",
311 CCE_ERR_STATUS_PCIC_POST_DAT_QCOR_ERR_SMASK),
312 FLAG_ENTRY0("PcicPostHdQCorErr",
313 CCE_ERR_STATUS_PCIC_CPL_HD_QCOR_ERR_SMASK),
314 FLAG_ENTRY0("PcicCplDatQCorErr",
315 CCE_ERR_STATUS_PCIC_CPL_DAT_QCOR_ERR_SMASK),
316 FLAG_ENTRY0("PcicNPostHQParityErr",
317 CCE_ERR_STATUS_PCIC_NPOST_HQ_PARITY_ERR_SMASK),
318 FLAG_ENTRY0("PcicNPostDatQParityErr",
319 CCE_ERR_STATUS_PCIC_NPOST_DAT_QPARITY_ERR_SMASK),
320 FLAG_ENTRY0("PcicRetryMemUncErr",
321 CCE_ERR_STATUS_PCIC_RETRY_MEM_UNC_ERR_SMASK),
322 FLAG_ENTRY0("PcicRetrySotMemUncErr",
323 CCE_ERR_STATUS_PCIC_RETRY_SOT_MEM_UNC_ERR_SMASK),
324 FLAG_ENTRY0("PcicPostHdQUncErr",
325 CCE_ERR_STATUS_PCIC_POST_HD_QUNC_ERR_SMASK),
326 FLAG_ENTRY0("PcicPostDatQUncErr",
327 CCE_ERR_STATUS_PCIC_POST_DAT_QUNC_ERR_SMASK),
328 FLAG_ENTRY0("PcicCplHdQUncErr",
329 CCE_ERR_STATUS_PCIC_CPL_HD_QUNC_ERR_SMASK),
330 FLAG_ENTRY0("PcicCplDatQUncErr",
331 CCE_ERR_STATUS_PCIC_CPL_DAT_QUNC_ERR_SMASK),
332 FLAG_ENTRY0("PcicTransmitFrontParityErr",
333 CCE_ERR_STATUS_PCIC_TRANSMIT_FRONT_PARITY_ERR_SMASK),
334 FLAG_ENTRY0("PcicTransmitBackParityErr",
335 CCE_ERR_STATUS_PCIC_TRANSMIT_BACK_PARITY_ERR_SMASK),
336 FLAG_ENTRY0("PcicReceiveParityErr",
337 CCE_ERR_STATUS_PCIC_RECEIVE_PARITY_ERR_SMASK),
338 FLAG_ENTRY0("CceTrgtCplTimeoutErr",
339 CCE_ERR_STATUS_CCE_TRGT_CPL_TIMEOUT_ERR_SMASK),
340 FLAG_ENTRY0("LATriggered",
341 CCE_ERR_STATUS_LA_TRIGGERED_SMASK),
342 FLAG_ENTRY0("CceSegReadBadAddrErr",
343 CCE_ERR_STATUS_CCE_SEG_READ_BAD_ADDR_ERR_SMASK),
344 FLAG_ENTRY0("CceSegWriteBadAddrErr",
345 CCE_ERR_STATUS_CCE_SEG_WRITE_BAD_ADDR_ERR_SMASK),
346 FLAG_ENTRY0("CceRcplAsyncFifoParityErr",
347 CCE_ERR_STATUS_CCE_RCPL_ASYNC_FIFO_PARITY_ERR_SMASK),
348 FLAG_ENTRY0("CceRxdmaConvFifoParityErr",
349 CCE_ERR_STATUS_CCE_RXDMA_CONV_FIFO_PARITY_ERR_SMASK),
350 FLAG_ENTRY0("CceMsixTableCorErr",
351 CCE_ERR_STATUS_CCE_MSIX_TABLE_COR_ERR_SMASK),
352 FLAG_ENTRY0("CceMsixTableUncErr",
353 CCE_ERR_STATUS_CCE_MSIX_TABLE_UNC_ERR_SMASK),
354 FLAG_ENTRY0("CceIntMapCorErr",
355 CCE_ERR_STATUS_CCE_INT_MAP_COR_ERR_SMASK),
356 FLAG_ENTRY0("CceIntMapUncErr",
357 CCE_ERR_STATUS_CCE_INT_MAP_UNC_ERR_SMASK),
358 FLAG_ENTRY0("CceMsixCsrParityErr",
359 CCE_ERR_STATUS_CCE_MSIX_CSR_PARITY_ERR_SMASK),
360
361};
362
363
364
365
366#define MES(text) MISC_ERR_STATUS_MISC_##text##_ERR_SMASK
367static struct flag_table misc_err_status_flags[] = {
368 FLAG_ENTRY0("CSR_PARITY", MES(CSR_PARITY)),
369 FLAG_ENTRY0("CSR_READ_BAD_ADDR", MES(CSR_READ_BAD_ADDR)),
370 FLAG_ENTRY0("CSR_WRITE_BAD_ADDR", MES(CSR_WRITE_BAD_ADDR)),
371 FLAG_ENTRY0("SBUS_WRITE_FAILED", MES(SBUS_WRITE_FAILED)),
372 FLAG_ENTRY0("KEY_MISMATCH", MES(KEY_MISMATCH)),
373 FLAG_ENTRY0("FW_AUTH_FAILED", MES(FW_AUTH_FAILED)),
374 FLAG_ENTRY0("EFUSE_CSR_PARITY", MES(EFUSE_CSR_PARITY)),
375 FLAG_ENTRY0("EFUSE_READ_BAD_ADDR", MES(EFUSE_READ_BAD_ADDR)),
376 FLAG_ENTRY0("EFUSE_WRITE", MES(EFUSE_WRITE)),
377 FLAG_ENTRY0("EFUSE_DONE_PARITY", MES(EFUSE_DONE_PARITY)),
378 FLAG_ENTRY0("INVALID_EEP_CMD", MES(INVALID_EEP_CMD)),
379 FLAG_ENTRY0("MBIST_FAIL", MES(MBIST_FAIL)),
380 FLAG_ENTRY0("PLL_LOCK_FAIL", MES(PLL_LOCK_FAIL))
381};
382
383
384
385
386static struct flag_table pio_err_status_flags[] = {
387 FLAG_ENTRY("PioWriteBadCtxt",
388 SEC_WRITE_DROPPED,
389 SEND_PIO_ERR_STATUS_PIO_WRITE_BAD_CTXT_ERR_SMASK),
390 FLAG_ENTRY("PioWriteAddrParity",
391 SEC_SPC_FREEZE,
392 SEND_PIO_ERR_STATUS_PIO_WRITE_ADDR_PARITY_ERR_SMASK),
393 FLAG_ENTRY("PioCsrParity",
394 SEC_SPC_FREEZE,
395 SEND_PIO_ERR_STATUS_PIO_CSR_PARITY_ERR_SMASK),
396 FLAG_ENTRY("PioSbMemFifo0",
397 SEC_SPC_FREEZE,
398 SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO0_ERR_SMASK),
399 FLAG_ENTRY("PioSbMemFifo1",
400 SEC_SPC_FREEZE,
401 SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO1_ERR_SMASK),
402 FLAG_ENTRY("PioPccFifoParity",
403 SEC_SPC_FREEZE,
404 SEND_PIO_ERR_STATUS_PIO_PCC_FIFO_PARITY_ERR_SMASK),
405 FLAG_ENTRY("PioPecFifoParity",
406 SEC_SPC_FREEZE,
407 SEND_PIO_ERR_STATUS_PIO_PEC_FIFO_PARITY_ERR_SMASK),
408 FLAG_ENTRY("PioSbrdctlCrrelParity",
409 SEC_SPC_FREEZE,
410 SEND_PIO_ERR_STATUS_PIO_SBRDCTL_CRREL_PARITY_ERR_SMASK),
411 FLAG_ENTRY("PioSbrdctrlCrrelFifoParity",
412 SEC_SPC_FREEZE,
413 SEND_PIO_ERR_STATUS_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR_SMASK),
414 FLAG_ENTRY("PioPktEvictFifoParityErr",
415 SEC_SPC_FREEZE,
416 SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_FIFO_PARITY_ERR_SMASK),
417 FLAG_ENTRY("PioSmPktResetParity",
418 SEC_SPC_FREEZE,
419 SEND_PIO_ERR_STATUS_PIO_SM_PKT_RESET_PARITY_ERR_SMASK),
420 FLAG_ENTRY("PioVlLenMemBank0Unc",
421 SEC_SPC_FREEZE,
422 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK0_UNC_ERR_SMASK),
423 FLAG_ENTRY("PioVlLenMemBank1Unc",
424 SEC_SPC_FREEZE,
425 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK1_UNC_ERR_SMASK),
426 FLAG_ENTRY("PioVlLenMemBank0Cor",
427 0,
428 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK0_COR_ERR_SMASK),
429 FLAG_ENTRY("PioVlLenMemBank1Cor",
430 0,
431 SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK1_COR_ERR_SMASK),
432 FLAG_ENTRY("PioCreditRetFifoParity",
433 SEC_SPC_FREEZE,
434 SEND_PIO_ERR_STATUS_PIO_CREDIT_RET_FIFO_PARITY_ERR_SMASK),
435 FLAG_ENTRY("PioPpmcPblFifo",
436 SEC_SPC_FREEZE,
437 SEND_PIO_ERR_STATUS_PIO_PPMC_PBL_FIFO_ERR_SMASK),
438 FLAG_ENTRY("PioInitSmIn",
439 0,
440 SEND_PIO_ERR_STATUS_PIO_INIT_SM_IN_ERR_SMASK),
441 FLAG_ENTRY("PioPktEvictSmOrArbSm",
442 SEC_SPC_FREEZE,
443 SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_SM_OR_ARB_SM_ERR_SMASK),
444 FLAG_ENTRY("PioHostAddrMemUnc",
445 SEC_SPC_FREEZE,
446 SEND_PIO_ERR_STATUS_PIO_HOST_ADDR_MEM_UNC_ERR_SMASK),
447 FLAG_ENTRY("PioHostAddrMemCor",
448 0,
449 SEND_PIO_ERR_STATUS_PIO_HOST_ADDR_MEM_COR_ERR_SMASK),
450 FLAG_ENTRY("PioWriteDataParity",
451 SEC_SPC_FREEZE,
452 SEND_PIO_ERR_STATUS_PIO_WRITE_DATA_PARITY_ERR_SMASK),
453 FLAG_ENTRY("PioStateMachine",
454 SEC_SPC_FREEZE,
455 SEND_PIO_ERR_STATUS_PIO_STATE_MACHINE_ERR_SMASK),
456 FLAG_ENTRY("PioWriteQwValidParity",
457 SEC_WRITE_DROPPED | SEC_SPC_FREEZE,
458 SEND_PIO_ERR_STATUS_PIO_WRITE_QW_VALID_PARITY_ERR_SMASK),
459 FLAG_ENTRY("PioBlockQwCountParity",
460 SEC_WRITE_DROPPED | SEC_SPC_FREEZE,
461 SEND_PIO_ERR_STATUS_PIO_BLOCK_QW_COUNT_PARITY_ERR_SMASK),
462 FLAG_ENTRY("PioVlfVlLenParity",
463 SEC_SPC_FREEZE,
464 SEND_PIO_ERR_STATUS_PIO_VLF_VL_LEN_PARITY_ERR_SMASK),
465 FLAG_ENTRY("PioVlfSopParity",
466 SEC_SPC_FREEZE,
467 SEND_PIO_ERR_STATUS_PIO_VLF_SOP_PARITY_ERR_SMASK),
468 FLAG_ENTRY("PioVlFifoParity",
469 SEC_SPC_FREEZE,
470 SEND_PIO_ERR_STATUS_PIO_VL_FIFO_PARITY_ERR_SMASK),
471 FLAG_ENTRY("PioPpmcBqcMemParity",
472 SEC_SPC_FREEZE,
473 SEND_PIO_ERR_STATUS_PIO_PPMC_BQC_MEM_PARITY_ERR_SMASK),
474 FLAG_ENTRY("PioPpmcSopLen",
475 SEC_SPC_FREEZE,
476 SEND_PIO_ERR_STATUS_PIO_PPMC_SOP_LEN_ERR_SMASK),
477
478 FLAG_ENTRY("PioCurrentFreeCntParity",
479 SEC_SPC_FREEZE,
480 SEND_PIO_ERR_STATUS_PIO_CURRENT_FREE_CNT_PARITY_ERR_SMASK),
481 FLAG_ENTRY("PioLastReturnedCntParity",
482 SEC_SPC_FREEZE,
483 SEND_PIO_ERR_STATUS_PIO_LAST_RETURNED_CNT_PARITY_ERR_SMASK),
484 FLAG_ENTRY("PioPccSopHeadParity",
485 SEC_SPC_FREEZE,
486 SEND_PIO_ERR_STATUS_PIO_PCC_SOP_HEAD_PARITY_ERR_SMASK),
487 FLAG_ENTRY("PioPecSopHeadParityErr",
488 SEC_SPC_FREEZE,
489 SEND_PIO_ERR_STATUS_PIO_PEC_SOP_HEAD_PARITY_ERR_SMASK),
490
491};
492
493
494#define ALL_PIO_FREEZE_ERR \
495 (SEND_PIO_ERR_STATUS_PIO_WRITE_ADDR_PARITY_ERR_SMASK \
496 | SEND_PIO_ERR_STATUS_PIO_CSR_PARITY_ERR_SMASK \
497 | SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO0_ERR_SMASK \
498 | SEND_PIO_ERR_STATUS_PIO_SB_MEM_FIFO1_ERR_SMASK \
499 | SEND_PIO_ERR_STATUS_PIO_PCC_FIFO_PARITY_ERR_SMASK \
500 | SEND_PIO_ERR_STATUS_PIO_PEC_FIFO_PARITY_ERR_SMASK \
501 | SEND_PIO_ERR_STATUS_PIO_SBRDCTL_CRREL_PARITY_ERR_SMASK \
502 | SEND_PIO_ERR_STATUS_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR_SMASK \
503 | SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_FIFO_PARITY_ERR_SMASK \
504 | SEND_PIO_ERR_STATUS_PIO_SM_PKT_RESET_PARITY_ERR_SMASK \
505 | SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK0_UNC_ERR_SMASK \
506 | SEND_PIO_ERR_STATUS_PIO_VL_LEN_MEM_BANK1_UNC_ERR_SMASK \
507 | SEND_PIO_ERR_STATUS_PIO_CREDIT_RET_FIFO_PARITY_ERR_SMASK \
508 | SEND_PIO_ERR_STATUS_PIO_PPMC_PBL_FIFO_ERR_SMASK \
509 | SEND_PIO_ERR_STATUS_PIO_PKT_EVICT_SM_OR_ARB_SM_ERR_SMASK \
510 | SEND_PIO_ERR_STATUS_PIO_HOST_ADDR_MEM_UNC_ERR_SMASK \
511 | SEND_PIO_ERR_STATUS_PIO_WRITE_DATA_PARITY_ERR_SMASK \
512 | SEND_PIO_ERR_STATUS_PIO_STATE_MACHINE_ERR_SMASK \
513 | SEND_PIO_ERR_STATUS_PIO_WRITE_QW_VALID_PARITY_ERR_SMASK \
514 | SEND_PIO_ERR_STATUS_PIO_BLOCK_QW_COUNT_PARITY_ERR_SMASK \
515 | SEND_PIO_ERR_STATUS_PIO_VLF_VL_LEN_PARITY_ERR_SMASK \
516 | SEND_PIO_ERR_STATUS_PIO_VLF_SOP_PARITY_ERR_SMASK \
517 | SEND_PIO_ERR_STATUS_PIO_VL_FIFO_PARITY_ERR_SMASK \
518 | SEND_PIO_ERR_STATUS_PIO_PPMC_BQC_MEM_PARITY_ERR_SMASK \
519 | SEND_PIO_ERR_STATUS_PIO_PPMC_SOP_LEN_ERR_SMASK \
520 | SEND_PIO_ERR_STATUS_PIO_CURRENT_FREE_CNT_PARITY_ERR_SMASK \
521 | SEND_PIO_ERR_STATUS_PIO_LAST_RETURNED_CNT_PARITY_ERR_SMASK \
522 | SEND_PIO_ERR_STATUS_PIO_PCC_SOP_HEAD_PARITY_ERR_SMASK \
523 | SEND_PIO_ERR_STATUS_PIO_PEC_SOP_HEAD_PARITY_ERR_SMASK)
524
525
526
527
528static struct flag_table sdma_err_status_flags[] = {
529 FLAG_ENTRY0("SDmaRpyTagErr",
530 SEND_DMA_ERR_STATUS_SDMA_RPY_TAG_ERR_SMASK),
531 FLAG_ENTRY0("SDmaCsrParityErr",
532 SEND_DMA_ERR_STATUS_SDMA_CSR_PARITY_ERR_SMASK),
533 FLAG_ENTRY0("SDmaPcieReqTrackingUncErr",
534 SEND_DMA_ERR_STATUS_SDMA_PCIE_REQ_TRACKING_UNC_ERR_SMASK),
535 FLAG_ENTRY0("SDmaPcieReqTrackingCorErr",
536 SEND_DMA_ERR_STATUS_SDMA_PCIE_REQ_TRACKING_COR_ERR_SMASK),
537
538};
539
540
541#define ALL_SDMA_FREEZE_ERR \
542 (SEND_DMA_ERR_STATUS_SDMA_RPY_TAG_ERR_SMASK \
543 | SEND_DMA_ERR_STATUS_SDMA_CSR_PARITY_ERR_SMASK \
544 | SEND_DMA_ERR_STATUS_SDMA_PCIE_REQ_TRACKING_UNC_ERR_SMASK)
545
546
547#define PORT_DISCARD_EGRESS_ERRS \
548 (SEND_EGRESS_ERR_INFO_TOO_LONG_IB_PACKET_ERR_SMASK \
549 | SEND_EGRESS_ERR_INFO_VL_MAPPING_ERR_SMASK \
550 | SEND_EGRESS_ERR_INFO_VL_ERR_SMASK)
551
552
553
554
555#define SEES(text) SEND_EGRESS_ERR_STATUS_##text##_ERR_SMASK
556static struct flag_table egress_err_status_flags[] = {
557 FLAG_ENTRY0("TxPktIntegrityMemCorErr", SEES(TX_PKT_INTEGRITY_MEM_COR)),
558 FLAG_ENTRY0("TxPktIntegrityMemUncErr", SEES(TX_PKT_INTEGRITY_MEM_UNC)),
559
560 FLAG_ENTRY0("TxEgressFifoUnderrunOrParityErr",
561 SEES(TX_EGRESS_FIFO_UNDERRUN_OR_PARITY)),
562 FLAG_ENTRY0("TxLinkdownErr", SEES(TX_LINKDOWN)),
563 FLAG_ENTRY0("TxIncorrectLinkStateErr", SEES(TX_INCORRECT_LINK_STATE)),
564
565 FLAG_ENTRY0("TxPioLaunchIntfParityErr",
566 SEES(TX_PIO_LAUNCH_INTF_PARITY)),
567 FLAG_ENTRY0("TxSdmaLaunchIntfParityErr",
568 SEES(TX_SDMA_LAUNCH_INTF_PARITY)),
569
570 FLAG_ENTRY0("TxSbrdCtlStateMachineParityErr",
571 SEES(TX_SBRD_CTL_STATE_MACHINE_PARITY)),
572 FLAG_ENTRY0("TxIllegalVLErr", SEES(TX_ILLEGAL_VL)),
573 FLAG_ENTRY0("TxLaunchCsrParityErr", SEES(TX_LAUNCH_CSR_PARITY)),
574 FLAG_ENTRY0("TxSbrdCtlCsrParityErr", SEES(TX_SBRD_CTL_CSR_PARITY)),
575 FLAG_ENTRY0("TxConfigParityErr", SEES(TX_CONFIG_PARITY)),
576 FLAG_ENTRY0("TxSdma0DisallowedPacketErr",
577 SEES(TX_SDMA0_DISALLOWED_PACKET)),
578 FLAG_ENTRY0("TxSdma1DisallowedPacketErr",
579 SEES(TX_SDMA1_DISALLOWED_PACKET)),
580 FLAG_ENTRY0("TxSdma2DisallowedPacketErr",
581 SEES(TX_SDMA2_DISALLOWED_PACKET)),
582 FLAG_ENTRY0("TxSdma3DisallowedPacketErr",
583 SEES(TX_SDMA3_DISALLOWED_PACKET)),
584 FLAG_ENTRY0("TxSdma4DisallowedPacketErr",
585 SEES(TX_SDMA4_DISALLOWED_PACKET)),
586 FLAG_ENTRY0("TxSdma5DisallowedPacketErr",
587 SEES(TX_SDMA5_DISALLOWED_PACKET)),
588 FLAG_ENTRY0("TxSdma6DisallowedPacketErr",
589 SEES(TX_SDMA6_DISALLOWED_PACKET)),
590 FLAG_ENTRY0("TxSdma7DisallowedPacketErr",
591 SEES(TX_SDMA7_DISALLOWED_PACKET)),
592 FLAG_ENTRY0("TxSdma8DisallowedPacketErr",
593 SEES(TX_SDMA8_DISALLOWED_PACKET)),
594 FLAG_ENTRY0("TxSdma9DisallowedPacketErr",
595 SEES(TX_SDMA9_DISALLOWED_PACKET)),
596 FLAG_ENTRY0("TxSdma10DisallowedPacketErr",
597 SEES(TX_SDMA10_DISALLOWED_PACKET)),
598 FLAG_ENTRY0("TxSdma11DisallowedPacketErr",
599 SEES(TX_SDMA11_DISALLOWED_PACKET)),
600 FLAG_ENTRY0("TxSdma12DisallowedPacketErr",
601 SEES(TX_SDMA12_DISALLOWED_PACKET)),
602 FLAG_ENTRY0("TxSdma13DisallowedPacketErr",
603 SEES(TX_SDMA13_DISALLOWED_PACKET)),
604 FLAG_ENTRY0("TxSdma14DisallowedPacketErr",
605 SEES(TX_SDMA14_DISALLOWED_PACKET)),
606 FLAG_ENTRY0("TxSdma15DisallowedPacketErr",
607 SEES(TX_SDMA15_DISALLOWED_PACKET)),
608 FLAG_ENTRY0("TxLaunchFifo0UncOrParityErr",
609 SEES(TX_LAUNCH_FIFO0_UNC_OR_PARITY)),
610 FLAG_ENTRY0("TxLaunchFifo1UncOrParityErr",
611 SEES(TX_LAUNCH_FIFO1_UNC_OR_PARITY)),
612 FLAG_ENTRY0("TxLaunchFifo2UncOrParityErr",
613 SEES(TX_LAUNCH_FIFO2_UNC_OR_PARITY)),
614 FLAG_ENTRY0("TxLaunchFifo3UncOrParityErr",
615 SEES(TX_LAUNCH_FIFO3_UNC_OR_PARITY)),
616 FLAG_ENTRY0("TxLaunchFifo4UncOrParityErr",
617 SEES(TX_LAUNCH_FIFO4_UNC_OR_PARITY)),
618 FLAG_ENTRY0("TxLaunchFifo5UncOrParityErr",
619 SEES(TX_LAUNCH_FIFO5_UNC_OR_PARITY)),
620 FLAG_ENTRY0("TxLaunchFifo6UncOrParityErr",
621 SEES(TX_LAUNCH_FIFO6_UNC_OR_PARITY)),
622 FLAG_ENTRY0("TxLaunchFifo7UncOrParityErr",
623 SEES(TX_LAUNCH_FIFO7_UNC_OR_PARITY)),
624 FLAG_ENTRY0("TxLaunchFifo8UncOrParityErr",
625 SEES(TX_LAUNCH_FIFO8_UNC_OR_PARITY)),
626 FLAG_ENTRY0("TxCreditReturnParityErr", SEES(TX_CREDIT_RETURN_PARITY)),
627 FLAG_ENTRY0("TxSbHdrUncErr", SEES(TX_SB_HDR_UNC)),
628 FLAG_ENTRY0("TxReadSdmaMemoryUncErr", SEES(TX_READ_SDMA_MEMORY_UNC)),
629 FLAG_ENTRY0("TxReadPioMemoryUncErr", SEES(TX_READ_PIO_MEMORY_UNC)),
630 FLAG_ENTRY0("TxEgressFifoUncErr", SEES(TX_EGRESS_FIFO_UNC)),
631 FLAG_ENTRY0("TxHcrcInsertionErr", SEES(TX_HCRC_INSERTION)),
632 FLAG_ENTRY0("TxCreditReturnVLErr", SEES(TX_CREDIT_RETURN_VL)),
633 FLAG_ENTRY0("TxLaunchFifo0CorErr", SEES(TX_LAUNCH_FIFO0_COR)),
634 FLAG_ENTRY0("TxLaunchFifo1CorErr", SEES(TX_LAUNCH_FIFO1_COR)),
635 FLAG_ENTRY0("TxLaunchFifo2CorErr", SEES(TX_LAUNCH_FIFO2_COR)),
636 FLAG_ENTRY0("TxLaunchFifo3CorErr", SEES(TX_LAUNCH_FIFO3_COR)),
637 FLAG_ENTRY0("TxLaunchFifo4CorErr", SEES(TX_LAUNCH_FIFO4_COR)),
638 FLAG_ENTRY0("TxLaunchFifo5CorErr", SEES(TX_LAUNCH_FIFO5_COR)),
639 FLAG_ENTRY0("TxLaunchFifo6CorErr", SEES(TX_LAUNCH_FIFO6_COR)),
640 FLAG_ENTRY0("TxLaunchFifo7CorErr", SEES(TX_LAUNCH_FIFO7_COR)),
641 FLAG_ENTRY0("TxLaunchFifo8CorErr", SEES(TX_LAUNCH_FIFO8_COR)),
642 FLAG_ENTRY0("TxCreditOverrunErr", SEES(TX_CREDIT_OVERRUN)),
643 FLAG_ENTRY0("TxSbHdrCorErr", SEES(TX_SB_HDR_COR)),
644 FLAG_ENTRY0("TxReadSdmaMemoryCorErr", SEES(TX_READ_SDMA_MEMORY_COR)),
645 FLAG_ENTRY0("TxReadPioMemoryCorErr", SEES(TX_READ_PIO_MEMORY_COR)),
646 FLAG_ENTRY0("TxEgressFifoCorErr", SEES(TX_EGRESS_FIFO_COR)),
647 FLAG_ENTRY0("TxReadSdmaMemoryCsrUncErr",
648 SEES(TX_READ_SDMA_MEMORY_CSR_UNC)),
649 FLAG_ENTRY0("TxReadPioMemoryCsrUncErr",
650 SEES(TX_READ_PIO_MEMORY_CSR_UNC)),
651};
652
653
654
655
656#define SEEI(text) SEND_EGRESS_ERR_INFO_##text##_ERR_SMASK
657static struct flag_table egress_err_info_flags[] = {
658 FLAG_ENTRY0("Reserved", 0ull),
659 FLAG_ENTRY0("VLErr", SEEI(VL)),
660 FLAG_ENTRY0("JobKeyErr", SEEI(JOB_KEY)),
661 FLAG_ENTRY0("JobKeyErr", SEEI(JOB_KEY)),
662 FLAG_ENTRY0("PartitionKeyErr", SEEI(PARTITION_KEY)),
663 FLAG_ENTRY0("SLIDErr", SEEI(SLID)),
664 FLAG_ENTRY0("OpcodeErr", SEEI(OPCODE)),
665 FLAG_ENTRY0("VLMappingErr", SEEI(VL_MAPPING)),
666 FLAG_ENTRY0("RawErr", SEEI(RAW)),
667 FLAG_ENTRY0("RawIPv6Err", SEEI(RAW_IPV6)),
668 FLAG_ENTRY0("GRHErr", SEEI(GRH)),
669 FLAG_ENTRY0("BypassErr", SEEI(BYPASS)),
670 FLAG_ENTRY0("KDETHPacketsErr", SEEI(KDETH_PACKETS)),
671 FLAG_ENTRY0("NonKDETHPacketsErr", SEEI(NON_KDETH_PACKETS)),
672 FLAG_ENTRY0("TooSmallIBPacketsErr", SEEI(TOO_SMALL_IB_PACKETS)),
673 FLAG_ENTRY0("TooSmallBypassPacketsErr", SEEI(TOO_SMALL_BYPASS_PACKETS)),
674 FLAG_ENTRY0("PbcTestErr", SEEI(PBC_TEST)),
675 FLAG_ENTRY0("BadPktLenErr", SEEI(BAD_PKT_LEN)),
676 FLAG_ENTRY0("TooLongIBPacketErr", SEEI(TOO_LONG_IB_PACKET)),
677 FLAG_ENTRY0("TooLongBypassPacketsErr", SEEI(TOO_LONG_BYPASS_PACKETS)),
678 FLAG_ENTRY0("PbcStaticRateControlErr", SEEI(PBC_STATIC_RATE_CONTROL)),
679 FLAG_ENTRY0("BypassBadPktLenErr", SEEI(BAD_PKT_LEN)),
680};
681
682
683#define ALL_TXE_EGRESS_FREEZE_ERR \
684 (SEES(TX_EGRESS_FIFO_UNDERRUN_OR_PARITY) \
685 | SEES(TX_PIO_LAUNCH_INTF_PARITY) \
686 | SEES(TX_SDMA_LAUNCH_INTF_PARITY) \
687 | SEES(TX_SBRD_CTL_STATE_MACHINE_PARITY) \
688 | SEES(TX_LAUNCH_CSR_PARITY) \
689 | SEES(TX_SBRD_CTL_CSR_PARITY) \
690 | SEES(TX_CONFIG_PARITY) \
691 | SEES(TX_LAUNCH_FIFO0_UNC_OR_PARITY) \
692 | SEES(TX_LAUNCH_FIFO1_UNC_OR_PARITY) \
693 | SEES(TX_LAUNCH_FIFO2_UNC_OR_PARITY) \
694 | SEES(TX_LAUNCH_FIFO3_UNC_OR_PARITY) \
695 | SEES(TX_LAUNCH_FIFO4_UNC_OR_PARITY) \
696 | SEES(TX_LAUNCH_FIFO5_UNC_OR_PARITY) \
697 | SEES(TX_LAUNCH_FIFO6_UNC_OR_PARITY) \
698 | SEES(TX_LAUNCH_FIFO7_UNC_OR_PARITY) \
699 | SEES(TX_LAUNCH_FIFO8_UNC_OR_PARITY) \
700 | SEES(TX_CREDIT_RETURN_PARITY))
701
702
703
704
705#define SES(name) SEND_ERR_STATUS_SEND_##name##_ERR_SMASK
706static struct flag_table send_err_status_flags[] = {
707 FLAG_ENTRY0("SendCsrParityErr", SES(CSR_PARITY)),
708 FLAG_ENTRY0("SendCsrReadBadAddrErr", SES(CSR_READ_BAD_ADDR)),
709 FLAG_ENTRY0("SendCsrWriteBadAddrErr", SES(CSR_WRITE_BAD_ADDR))
710};
711
712
713
714
715static struct flag_table sc_err_status_flags[] = {
716 FLAG_ENTRY("InconsistentSop",
717 SEC_PACKET_DROPPED | SEC_SC_HALTED,
718 SEND_CTXT_ERR_STATUS_PIO_INCONSISTENT_SOP_ERR_SMASK),
719 FLAG_ENTRY("DisallowedPacket",
720 SEC_PACKET_DROPPED | SEC_SC_HALTED,
721 SEND_CTXT_ERR_STATUS_PIO_DISALLOWED_PACKET_ERR_SMASK),
722 FLAG_ENTRY("WriteCrossesBoundary",
723 SEC_WRITE_DROPPED | SEC_SC_HALTED,
724 SEND_CTXT_ERR_STATUS_PIO_WRITE_CROSSES_BOUNDARY_ERR_SMASK),
725 FLAG_ENTRY("WriteOverflow",
726 SEC_WRITE_DROPPED | SEC_SC_HALTED,
727 SEND_CTXT_ERR_STATUS_PIO_WRITE_OVERFLOW_ERR_SMASK),
728 FLAG_ENTRY("WriteOutOfBounds",
729 SEC_WRITE_DROPPED | SEC_SC_HALTED,
730 SEND_CTXT_ERR_STATUS_PIO_WRITE_OUT_OF_BOUNDS_ERR_SMASK),
731
732};
733
734
735
736
737#define RXES(name) RCV_ERR_STATUS_RX_##name##_ERR_SMASK
738static struct flag_table rxe_err_status_flags[] = {
739 FLAG_ENTRY0("RxDmaCsrCorErr", RXES(DMA_CSR_COR)),
740 FLAG_ENTRY0("RxDcIntfParityErr", RXES(DC_INTF_PARITY)),
741 FLAG_ENTRY0("RxRcvHdrUncErr", RXES(RCV_HDR_UNC)),
742 FLAG_ENTRY0("RxRcvHdrCorErr", RXES(RCV_HDR_COR)),
743 FLAG_ENTRY0("RxRcvDataUncErr", RXES(RCV_DATA_UNC)),
744 FLAG_ENTRY0("RxRcvDataCorErr", RXES(RCV_DATA_COR)),
745 FLAG_ENTRY0("RxRcvQpMapTableUncErr", RXES(RCV_QP_MAP_TABLE_UNC)),
746 FLAG_ENTRY0("RxRcvQpMapTableCorErr", RXES(RCV_QP_MAP_TABLE_COR)),
747 FLAG_ENTRY0("RxRcvCsrParityErr", RXES(RCV_CSR_PARITY)),
748 FLAG_ENTRY0("RxDcSopEopParityErr", RXES(DC_SOP_EOP_PARITY)),
749 FLAG_ENTRY0("RxDmaFlagUncErr", RXES(DMA_FLAG_UNC)),
750 FLAG_ENTRY0("RxDmaFlagCorErr", RXES(DMA_FLAG_COR)),
751 FLAG_ENTRY0("RxRcvFsmEncodingErr", RXES(RCV_FSM_ENCODING)),
752 FLAG_ENTRY0("RxRbufFreeListUncErr", RXES(RBUF_FREE_LIST_UNC)),
753 FLAG_ENTRY0("RxRbufFreeListCorErr", RXES(RBUF_FREE_LIST_COR)),
754 FLAG_ENTRY0("RxRbufLookupDesRegUncErr", RXES(RBUF_LOOKUP_DES_REG_UNC)),
755 FLAG_ENTRY0("RxRbufLookupDesRegUncCorErr",
756 RXES(RBUF_LOOKUP_DES_REG_UNC_COR)),
757 FLAG_ENTRY0("RxRbufLookupDesUncErr", RXES(RBUF_LOOKUP_DES_UNC)),
758 FLAG_ENTRY0("RxRbufLookupDesCorErr", RXES(RBUF_LOOKUP_DES_COR)),
759 FLAG_ENTRY0("RxRbufBlockListReadUncErr",
760 RXES(RBUF_BLOCK_LIST_READ_UNC)),
761 FLAG_ENTRY0("RxRbufBlockListReadCorErr",
762 RXES(RBUF_BLOCK_LIST_READ_COR)),
763 FLAG_ENTRY0("RxRbufCsrQHeadBufNumParityErr",
764 RXES(RBUF_CSR_QHEAD_BUF_NUM_PARITY)),
765 FLAG_ENTRY0("RxRbufCsrQEntCntParityErr",
766 RXES(RBUF_CSR_QENT_CNT_PARITY)),
767 FLAG_ENTRY0("RxRbufCsrQNextBufParityErr",
768 RXES(RBUF_CSR_QNEXT_BUF_PARITY)),
769 FLAG_ENTRY0("RxRbufCsrQVldBitParityErr",
770 RXES(RBUF_CSR_QVLD_BIT_PARITY)),
771 FLAG_ENTRY0("RxRbufCsrQHdPtrParityErr", RXES(RBUF_CSR_QHD_PTR_PARITY)),
772 FLAG_ENTRY0("RxRbufCsrQTlPtrParityErr", RXES(RBUF_CSR_QTL_PTR_PARITY)),
773 FLAG_ENTRY0("RxRbufCsrQNumOfPktParityErr",
774 RXES(RBUF_CSR_QNUM_OF_PKT_PARITY)),
775 FLAG_ENTRY0("RxRbufCsrQEOPDWParityErr", RXES(RBUF_CSR_QEOPDW_PARITY)),
776 FLAG_ENTRY0("RxRbufCtxIdParityErr", RXES(RBUF_CTX_ID_PARITY)),
777 FLAG_ENTRY0("RxRBufBadLookupErr", RXES(RBUF_BAD_LOOKUP)),
778 FLAG_ENTRY0("RxRbufFullErr", RXES(RBUF_FULL)),
779 FLAG_ENTRY0("RxRbufEmptyErr", RXES(RBUF_EMPTY)),
780 FLAG_ENTRY0("RxRbufFlRdAddrParityErr", RXES(RBUF_FL_RD_ADDR_PARITY)),
781 FLAG_ENTRY0("RxRbufFlWrAddrParityErr", RXES(RBUF_FL_WR_ADDR_PARITY)),
782 FLAG_ENTRY0("RxRbufFlInitdoneParityErr",
783 RXES(RBUF_FL_INITDONE_PARITY)),
784 FLAG_ENTRY0("RxRbufFlInitWrAddrParityErr",
785 RXES(RBUF_FL_INIT_WR_ADDR_PARITY)),
786 FLAG_ENTRY0("RxRbufNextFreeBufUncErr", RXES(RBUF_NEXT_FREE_BUF_UNC)),
787 FLAG_ENTRY0("RxRbufNextFreeBufCorErr", RXES(RBUF_NEXT_FREE_BUF_COR)),
788 FLAG_ENTRY0("RxLookupDesPart1UncErr", RXES(LOOKUP_DES_PART1_UNC)),
789 FLAG_ENTRY0("RxLookupDesPart1UncCorErr",
790 RXES(LOOKUP_DES_PART1_UNC_COR)),
791 FLAG_ENTRY0("RxLookupDesPart2ParityErr",
792 RXES(LOOKUP_DES_PART2_PARITY)),
793 FLAG_ENTRY0("RxLookupRcvArrayUncErr", RXES(LOOKUP_RCV_ARRAY_UNC)),
794 FLAG_ENTRY0("RxLookupRcvArrayCorErr", RXES(LOOKUP_RCV_ARRAY_COR)),
795 FLAG_ENTRY0("RxLookupCsrParityErr", RXES(LOOKUP_CSR_PARITY)),
796 FLAG_ENTRY0("RxHqIntrCsrParityErr", RXES(HQ_INTR_CSR_PARITY)),
797 FLAG_ENTRY0("RxHqIntrFsmErr", RXES(HQ_INTR_FSM)),
798 FLAG_ENTRY0("RxRbufDescPart1UncErr", RXES(RBUF_DESC_PART1_UNC)),
799 FLAG_ENTRY0("RxRbufDescPart1CorErr", RXES(RBUF_DESC_PART1_COR)),
800 FLAG_ENTRY0("RxRbufDescPart2UncErr", RXES(RBUF_DESC_PART2_UNC)),
801 FLAG_ENTRY0("RxRbufDescPart2CorErr", RXES(RBUF_DESC_PART2_COR)),
802 FLAG_ENTRY0("RxDmaHdrFifoRdUncErr", RXES(DMA_HDR_FIFO_RD_UNC)),
803 FLAG_ENTRY0("RxDmaHdrFifoRdCorErr", RXES(DMA_HDR_FIFO_RD_COR)),
804 FLAG_ENTRY0("RxDmaDataFifoRdUncErr", RXES(DMA_DATA_FIFO_RD_UNC)),
805 FLAG_ENTRY0("RxDmaDataFifoRdCorErr", RXES(DMA_DATA_FIFO_RD_COR)),
806 FLAG_ENTRY0("RxRbufDataUncErr", RXES(RBUF_DATA_UNC)),
807 FLAG_ENTRY0("RxRbufDataCorErr", RXES(RBUF_DATA_COR)),
808 FLAG_ENTRY0("RxDmaCsrParityErr", RXES(DMA_CSR_PARITY)),
809 FLAG_ENTRY0("RxDmaEqFsmEncodingErr", RXES(DMA_EQ_FSM_ENCODING)),
810 FLAG_ENTRY0("RxDmaDqFsmEncodingErr", RXES(DMA_DQ_FSM_ENCODING)),
811 FLAG_ENTRY0("RxDmaCsrUncErr", RXES(DMA_CSR_UNC)),
812 FLAG_ENTRY0("RxCsrReadBadAddrErr", RXES(CSR_READ_BAD_ADDR)),
813 FLAG_ENTRY0("RxCsrWriteBadAddrErr", RXES(CSR_WRITE_BAD_ADDR)),
814 FLAG_ENTRY0("RxCsrParityErr", RXES(CSR_PARITY))
815};
816
817
818#define ALL_RXE_FREEZE_ERR \
819 (RCV_ERR_STATUS_RX_RCV_QP_MAP_TABLE_UNC_ERR_SMASK \
820 | RCV_ERR_STATUS_RX_RCV_CSR_PARITY_ERR_SMASK \
821 | RCV_ERR_STATUS_RX_DMA_FLAG_UNC_ERR_SMASK \
822 | RCV_ERR_STATUS_RX_RCV_FSM_ENCODING_ERR_SMASK \
823 | RCV_ERR_STATUS_RX_RBUF_FREE_LIST_UNC_ERR_SMASK \
824 | RCV_ERR_STATUS_RX_RBUF_LOOKUP_DES_REG_UNC_ERR_SMASK \
825 | RCV_ERR_STATUS_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR_SMASK \
826 | RCV_ERR_STATUS_RX_RBUF_LOOKUP_DES_UNC_ERR_SMASK \
827 | RCV_ERR_STATUS_RX_RBUF_BLOCK_LIST_READ_UNC_ERR_SMASK \
828 | RCV_ERR_STATUS_RX_RBUF_CSR_QHEAD_BUF_NUM_PARITY_ERR_SMASK \
829 | RCV_ERR_STATUS_RX_RBUF_CSR_QENT_CNT_PARITY_ERR_SMASK \
830 | RCV_ERR_STATUS_RX_RBUF_CSR_QNEXT_BUF_PARITY_ERR_SMASK \
831 | RCV_ERR_STATUS_RX_RBUF_CSR_QVLD_BIT_PARITY_ERR_SMASK \
832 | RCV_ERR_STATUS_RX_RBUF_CSR_QHD_PTR_PARITY_ERR_SMASK \
833 | RCV_ERR_STATUS_RX_RBUF_CSR_QTL_PTR_PARITY_ERR_SMASK \
834 | RCV_ERR_STATUS_RX_RBUF_CSR_QNUM_OF_PKT_PARITY_ERR_SMASK \
835 | RCV_ERR_STATUS_RX_RBUF_CSR_QEOPDW_PARITY_ERR_SMASK \
836 | RCV_ERR_STATUS_RX_RBUF_CTX_ID_PARITY_ERR_SMASK \
837 | RCV_ERR_STATUS_RX_RBUF_BAD_LOOKUP_ERR_SMASK \
838 | RCV_ERR_STATUS_RX_RBUF_FULL_ERR_SMASK \
839 | RCV_ERR_STATUS_RX_RBUF_EMPTY_ERR_SMASK \
840 | RCV_ERR_STATUS_RX_RBUF_FL_RD_ADDR_PARITY_ERR_SMASK \
841 | RCV_ERR_STATUS_RX_RBUF_FL_WR_ADDR_PARITY_ERR_SMASK \
842 | RCV_ERR_STATUS_RX_RBUF_FL_INITDONE_PARITY_ERR_SMASK \
843 | RCV_ERR_STATUS_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR_SMASK \
844 | RCV_ERR_STATUS_RX_RBUF_NEXT_FREE_BUF_UNC_ERR_SMASK \
845 | RCV_ERR_STATUS_RX_LOOKUP_DES_PART1_UNC_ERR_SMASK \
846 | RCV_ERR_STATUS_RX_LOOKUP_DES_PART1_UNC_COR_ERR_SMASK \
847 | RCV_ERR_STATUS_RX_LOOKUP_DES_PART2_PARITY_ERR_SMASK \
848 | RCV_ERR_STATUS_RX_LOOKUP_RCV_ARRAY_UNC_ERR_SMASK \
849 | RCV_ERR_STATUS_RX_LOOKUP_CSR_PARITY_ERR_SMASK \
850 | RCV_ERR_STATUS_RX_HQ_INTR_CSR_PARITY_ERR_SMASK \
851 | RCV_ERR_STATUS_RX_HQ_INTR_FSM_ERR_SMASK \
852 | RCV_ERR_STATUS_RX_RBUF_DESC_PART1_UNC_ERR_SMASK \
853 | RCV_ERR_STATUS_RX_RBUF_DESC_PART1_COR_ERR_SMASK \
854 | RCV_ERR_STATUS_RX_RBUF_DESC_PART2_UNC_ERR_SMASK \
855 | RCV_ERR_STATUS_RX_DMA_HDR_FIFO_RD_UNC_ERR_SMASK \
856 | RCV_ERR_STATUS_RX_DMA_DATA_FIFO_RD_UNC_ERR_SMASK \
857 | RCV_ERR_STATUS_RX_RBUF_DATA_UNC_ERR_SMASK \
858 | RCV_ERR_STATUS_RX_DMA_CSR_PARITY_ERR_SMASK \
859 | RCV_ERR_STATUS_RX_DMA_EQ_FSM_ENCODING_ERR_SMASK \
860 | RCV_ERR_STATUS_RX_DMA_DQ_FSM_ENCODING_ERR_SMASK \
861 | RCV_ERR_STATUS_RX_DMA_CSR_UNC_ERR_SMASK \
862 | RCV_ERR_STATUS_RX_CSR_PARITY_ERR_SMASK)
863
864#define RXE_FREEZE_ABORT_MASK \
865 (RCV_ERR_STATUS_RX_DMA_CSR_UNC_ERR_SMASK | \
866 RCV_ERR_STATUS_RX_DMA_HDR_FIFO_RD_UNC_ERR_SMASK | \
867 RCV_ERR_STATUS_RX_DMA_DATA_FIFO_RD_UNC_ERR_SMASK)
868
869
870
871
872#define DCCE(name) DCC_ERR_FLG_##name##_SMASK
873static struct flag_table dcc_err_flags[] = {
874 FLAG_ENTRY0("bad_l2_err", DCCE(BAD_L2_ERR)),
875 FLAG_ENTRY0("bad_sc_err", DCCE(BAD_SC_ERR)),
876 FLAG_ENTRY0("bad_mid_tail_err", DCCE(BAD_MID_TAIL_ERR)),
877 FLAG_ENTRY0("bad_preemption_err", DCCE(BAD_PREEMPTION_ERR)),
878 FLAG_ENTRY0("preemption_err", DCCE(PREEMPTION_ERR)),
879 FLAG_ENTRY0("preemptionvl15_err", DCCE(PREEMPTIONVL15_ERR)),
880 FLAG_ENTRY0("bad_vl_marker_err", DCCE(BAD_VL_MARKER_ERR)),
881 FLAG_ENTRY0("bad_dlid_target_err", DCCE(BAD_DLID_TARGET_ERR)),
882 FLAG_ENTRY0("bad_lver_err", DCCE(BAD_LVER_ERR)),
883 FLAG_ENTRY0("uncorrectable_err", DCCE(UNCORRECTABLE_ERR)),
884 FLAG_ENTRY0("bad_crdt_ack_err", DCCE(BAD_CRDT_ACK_ERR)),
885 FLAG_ENTRY0("unsup_pkt_type", DCCE(UNSUP_PKT_TYPE)),
886 FLAG_ENTRY0("bad_ctrl_flit_err", DCCE(BAD_CTRL_FLIT_ERR)),
887 FLAG_ENTRY0("event_cntr_parity_err", DCCE(EVENT_CNTR_PARITY_ERR)),
888 FLAG_ENTRY0("event_cntr_rollover_err", DCCE(EVENT_CNTR_ROLLOVER_ERR)),
889 FLAG_ENTRY0("link_err", DCCE(LINK_ERR)),
890 FLAG_ENTRY0("misc_cntr_rollover_err", DCCE(MISC_CNTR_ROLLOVER_ERR)),
891 FLAG_ENTRY0("bad_ctrl_dist_err", DCCE(BAD_CTRL_DIST_ERR)),
892 FLAG_ENTRY0("bad_tail_dist_err", DCCE(BAD_TAIL_DIST_ERR)),
893 FLAG_ENTRY0("bad_head_dist_err", DCCE(BAD_HEAD_DIST_ERR)),
894 FLAG_ENTRY0("nonvl15_state_err", DCCE(NONVL15_STATE_ERR)),
895 FLAG_ENTRY0("vl15_multi_err", DCCE(VL15_MULTI_ERR)),
896 FLAG_ENTRY0("bad_pkt_length_err", DCCE(BAD_PKT_LENGTH_ERR)),
897 FLAG_ENTRY0("unsup_vl_err", DCCE(UNSUP_VL_ERR)),
898 FLAG_ENTRY0("perm_nvl15_err", DCCE(PERM_NVL15_ERR)),
899 FLAG_ENTRY0("slid_zero_err", DCCE(SLID_ZERO_ERR)),
900 FLAG_ENTRY0("dlid_zero_err", DCCE(DLID_ZERO_ERR)),
901 FLAG_ENTRY0("length_mtu_err", DCCE(LENGTH_MTU_ERR)),
902 FLAG_ENTRY0("rx_early_drop_err", DCCE(RX_EARLY_DROP_ERR)),
903 FLAG_ENTRY0("late_short_err", DCCE(LATE_SHORT_ERR)),
904 FLAG_ENTRY0("late_long_err", DCCE(LATE_LONG_ERR)),
905 FLAG_ENTRY0("late_ebp_err", DCCE(LATE_EBP_ERR)),
906 FLAG_ENTRY0("fpe_tx_fifo_ovflw_err", DCCE(FPE_TX_FIFO_OVFLW_ERR)),
907 FLAG_ENTRY0("fpe_tx_fifo_unflw_err", DCCE(FPE_TX_FIFO_UNFLW_ERR)),
908 FLAG_ENTRY0("csr_access_blocked_host", DCCE(CSR_ACCESS_BLOCKED_HOST)),
909 FLAG_ENTRY0("csr_access_blocked_uc", DCCE(CSR_ACCESS_BLOCKED_UC)),
910 FLAG_ENTRY0("tx_ctrl_parity_err", DCCE(TX_CTRL_PARITY_ERR)),
911 FLAG_ENTRY0("tx_ctrl_parity_mbe_err", DCCE(TX_CTRL_PARITY_MBE_ERR)),
912 FLAG_ENTRY0("tx_sc_parity_err", DCCE(TX_SC_PARITY_ERR)),
913 FLAG_ENTRY0("rx_ctrl_parity_mbe_err", DCCE(RX_CTRL_PARITY_MBE_ERR)),
914 FLAG_ENTRY0("csr_parity_err", DCCE(CSR_PARITY_ERR)),
915 FLAG_ENTRY0("csr_inval_addr", DCCE(CSR_INVAL_ADDR)),
916 FLAG_ENTRY0("tx_byte_shft_parity_err", DCCE(TX_BYTE_SHFT_PARITY_ERR)),
917 FLAG_ENTRY0("rx_byte_shft_parity_err", DCCE(RX_BYTE_SHFT_PARITY_ERR)),
918 FLAG_ENTRY0("fmconfig_err", DCCE(FMCONFIG_ERR)),
919 FLAG_ENTRY0("rcvport_err", DCCE(RCVPORT_ERR)),
920};
921
922
923
924
925#define LCBE(name) DC_LCB_ERR_FLG_##name##_SMASK
926static struct flag_table lcb_err_flags[] = {
927 FLAG_ENTRY0("CSR_PARITY_ERR", LCBE(CSR_PARITY_ERR)),
928 FLAG_ENTRY0("INVALID_CSR_ADDR", LCBE(INVALID_CSR_ADDR)),
929 FLAG_ENTRY0("RST_FOR_FAILED_DESKEW", LCBE(RST_FOR_FAILED_DESKEW)),
930 FLAG_ENTRY0("ALL_LNS_FAILED_REINIT_TEST",
931 LCBE(ALL_LNS_FAILED_REINIT_TEST)),
932 FLAG_ENTRY0("LOST_REINIT_STALL_OR_TOS", LCBE(LOST_REINIT_STALL_OR_TOS)),
933 FLAG_ENTRY0("TX_LESS_THAN_FOUR_LNS", LCBE(TX_LESS_THAN_FOUR_LNS)),
934 FLAG_ENTRY0("RX_LESS_THAN_FOUR_LNS", LCBE(RX_LESS_THAN_FOUR_LNS)),
935 FLAG_ENTRY0("SEQ_CRC_ERR", LCBE(SEQ_CRC_ERR)),
936 FLAG_ENTRY0("REINIT_FROM_PEER", LCBE(REINIT_FROM_PEER)),
937 FLAG_ENTRY0("REINIT_FOR_LN_DEGRADE", LCBE(REINIT_FOR_LN_DEGRADE)),
938 FLAG_ENTRY0("CRC_ERR_CNT_HIT_LIMIT", LCBE(CRC_ERR_CNT_HIT_LIMIT)),
939 FLAG_ENTRY0("RCLK_STOPPED", LCBE(RCLK_STOPPED)),
940 FLAG_ENTRY0("UNEXPECTED_REPLAY_MARKER", LCBE(UNEXPECTED_REPLAY_MARKER)),
941 FLAG_ENTRY0("UNEXPECTED_ROUND_TRIP_MARKER",
942 LCBE(UNEXPECTED_ROUND_TRIP_MARKER)),
943 FLAG_ENTRY0("ILLEGAL_NULL_LTP", LCBE(ILLEGAL_NULL_LTP)),
944 FLAG_ENTRY0("ILLEGAL_FLIT_ENCODING", LCBE(ILLEGAL_FLIT_ENCODING)),
945 FLAG_ENTRY0("FLIT_INPUT_BUF_OFLW", LCBE(FLIT_INPUT_BUF_OFLW)),
946 FLAG_ENTRY0("VL_ACK_INPUT_BUF_OFLW", LCBE(VL_ACK_INPUT_BUF_OFLW)),
947 FLAG_ENTRY0("VL_ACK_INPUT_PARITY_ERR", LCBE(VL_ACK_INPUT_PARITY_ERR)),
948 FLAG_ENTRY0("VL_ACK_INPUT_WRONG_CRC_MODE",
949 LCBE(VL_ACK_INPUT_WRONG_CRC_MODE)),
950 FLAG_ENTRY0("FLIT_INPUT_BUF_MBE", LCBE(FLIT_INPUT_BUF_MBE)),
951 FLAG_ENTRY0("FLIT_INPUT_BUF_SBE", LCBE(FLIT_INPUT_BUF_SBE)),
952 FLAG_ENTRY0("REPLAY_BUF_MBE", LCBE(REPLAY_BUF_MBE)),
953 FLAG_ENTRY0("REPLAY_BUF_SBE", LCBE(REPLAY_BUF_SBE)),
954 FLAG_ENTRY0("CREDIT_RETURN_FLIT_MBE", LCBE(CREDIT_RETURN_FLIT_MBE)),
955 FLAG_ENTRY0("RST_FOR_LINK_TIMEOUT", LCBE(RST_FOR_LINK_TIMEOUT)),
956 FLAG_ENTRY0("RST_FOR_INCOMPLT_RND_TRIP",
957 LCBE(RST_FOR_INCOMPLT_RND_TRIP)),
958 FLAG_ENTRY0("HOLD_REINIT", LCBE(HOLD_REINIT)),
959 FLAG_ENTRY0("NEG_EDGE_LINK_TRANSFER_ACTIVE",
960 LCBE(NEG_EDGE_LINK_TRANSFER_ACTIVE)),
961 FLAG_ENTRY0("REDUNDANT_FLIT_PARITY_ERR",
962 LCBE(REDUNDANT_FLIT_PARITY_ERR))
963};
964
965
966
967
968#define D8E(name) DC_DC8051_ERR_FLG_##name##_SMASK
969static struct flag_table dc8051_err_flags[] = {
970 FLAG_ENTRY0("SET_BY_8051", D8E(SET_BY_8051)),
971 FLAG_ENTRY0("LOST_8051_HEART_BEAT", D8E(LOST_8051_HEART_BEAT)),
972 FLAG_ENTRY0("CRAM_MBE", D8E(CRAM_MBE)),
973 FLAG_ENTRY0("CRAM_SBE", D8E(CRAM_SBE)),
974 FLAG_ENTRY0("DRAM_MBE", D8E(DRAM_MBE)),
975 FLAG_ENTRY0("DRAM_SBE", D8E(DRAM_SBE)),
976 FLAG_ENTRY0("IRAM_MBE", D8E(IRAM_MBE)),
977 FLAG_ENTRY0("IRAM_SBE", D8E(IRAM_SBE)),
978 FLAG_ENTRY0("UNMATCHED_SECURE_MSG_ACROSS_BCC_LANES",
979 D8E(UNMATCHED_SECURE_MSG_ACROSS_BCC_LANES)),
980 FLAG_ENTRY0("INVALID_CSR_ADDR", D8E(INVALID_CSR_ADDR)),
981};
982
983
984
985
986
987
988static struct flag_table dc8051_info_err_flags[] = {
989 FLAG_ENTRY0("Spico ROM check failed", SPICO_ROM_FAILED),
990 FLAG_ENTRY0("Unknown frame received", UNKNOWN_FRAME),
991 FLAG_ENTRY0("Target BER not met", TARGET_BER_NOT_MET),
992 FLAG_ENTRY0("Serdes internal loopback failure",
993 FAILED_SERDES_INTERNAL_LOOPBACK),
994 FLAG_ENTRY0("Failed SerDes init", FAILED_SERDES_INIT),
995 FLAG_ENTRY0("Failed LNI(Polling)", FAILED_LNI_POLLING),
996 FLAG_ENTRY0("Failed LNI(Debounce)", FAILED_LNI_DEBOUNCE),
997 FLAG_ENTRY0("Failed LNI(EstbComm)", FAILED_LNI_ESTBCOMM),
998 FLAG_ENTRY0("Failed LNI(OptEq)", FAILED_LNI_OPTEQ),
999 FLAG_ENTRY0("Failed LNI(VerifyCap_1)", FAILED_LNI_VERIFY_CAP1),
1000 FLAG_ENTRY0("Failed LNI(VerifyCap_2)", FAILED_LNI_VERIFY_CAP2),
1001 FLAG_ENTRY0("Failed LNI(ConfigLT)", FAILED_LNI_CONFIGLT),
1002 FLAG_ENTRY0("Host Handshake Timeout", HOST_HANDSHAKE_TIMEOUT),
1003 FLAG_ENTRY0("External Device Request Timeout",
1004 EXTERNAL_DEVICE_REQ_TIMEOUT),
1005};
1006
1007
1008
1009
1010
1011
1012static struct flag_table dc8051_info_host_msg_flags[] = {
1013 FLAG_ENTRY0("Host request done", 0x0001),
1014 FLAG_ENTRY0("BC PWR_MGM message", 0x0002),
1015 FLAG_ENTRY0("BC SMA message", 0x0004),
1016 FLAG_ENTRY0("BC Unknown message (BCC)", 0x0008),
1017 FLAG_ENTRY0("BC Unknown message (LCB)", 0x0010),
1018 FLAG_ENTRY0("External device config request", 0x0020),
1019 FLAG_ENTRY0("VerifyCap all frames received", 0x0040),
1020 FLAG_ENTRY0("LinkUp achieved", 0x0080),
1021 FLAG_ENTRY0("Link going down", 0x0100),
1022 FLAG_ENTRY0("Link width downgraded", 0x0200),
1023};
1024
1025static u32 encoded_size(u32 size);
1026static u32 chip_to_opa_lstate(struct hfi1_devdata *dd, u32 chip_lstate);
1027static int set_physical_link_state(struct hfi1_devdata *dd, u64 state);
1028static void read_vc_remote_phy(struct hfi1_devdata *dd, u8 *power_management,
1029 u8 *continuous);
1030static void read_vc_remote_fabric(struct hfi1_devdata *dd, u8 *vau, u8 *z,
1031 u8 *vcu, u16 *vl15buf, u8 *crc_sizes);
1032static void read_vc_remote_link_width(struct hfi1_devdata *dd,
1033 u8 *remote_tx_rate, u16 *link_widths);
1034static void read_vc_local_link_mode(struct hfi1_devdata *dd, u8 *misc_bits,
1035 u8 *flag_bits, u16 *link_widths);
1036static void read_remote_device_id(struct hfi1_devdata *dd, u16 *device_id,
1037 u8 *device_rev);
1038static void read_local_lni(struct hfi1_devdata *dd, u8 *enable_lane_rx);
1039static int read_tx_settings(struct hfi1_devdata *dd, u8 *enable_lane_tx,
1040 u8 *tx_polarity_inversion,
1041 u8 *rx_polarity_inversion, u8 *max_rate);
1042static void handle_sdma_eng_err(struct hfi1_devdata *dd,
1043 unsigned int context, u64 err_status);
1044static void handle_qsfp_int(struct hfi1_devdata *dd, u32 source, u64 reg);
1045static void handle_dcc_err(struct hfi1_devdata *dd,
1046 unsigned int context, u64 err_status);
1047static void handle_lcb_err(struct hfi1_devdata *dd,
1048 unsigned int context, u64 err_status);
1049static void handle_8051_interrupt(struct hfi1_devdata *dd, u32 unused, u64 reg);
1050static void handle_cce_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1051static void handle_rxe_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1052static void handle_misc_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1053static void handle_pio_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1054static void handle_sdma_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1055static void handle_egress_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1056static void handle_txe_err(struct hfi1_devdata *dd, u32 unused, u64 reg);
1057static void set_partition_keys(struct hfi1_pportdata *ppd);
1058static const char *link_state_name(u32 state);
1059static const char *link_state_reason_name(struct hfi1_pportdata *ppd,
1060 u32 state);
1061static int do_8051_command(struct hfi1_devdata *dd, u32 type, u64 in_data,
1062 u64 *out_data);
1063static int read_idle_sma(struct hfi1_devdata *dd, u64 *data);
1064static int thermal_init(struct hfi1_devdata *dd);
1065
1066static void update_statusp(struct hfi1_pportdata *ppd, u32 state);
1067static int wait_phys_link_offline_substates(struct hfi1_pportdata *ppd,
1068 int msecs);
1069static int wait_logical_linkstate(struct hfi1_pportdata *ppd, u32 state,
1070 int msecs);
1071static void log_state_transition(struct hfi1_pportdata *ppd, u32 state);
1072static void log_physical_state(struct hfi1_pportdata *ppd, u32 state);
1073static int wait_physical_linkstate(struct hfi1_pportdata *ppd, u32 state,
1074 int msecs);
1075static int wait_phys_link_out_of_offline(struct hfi1_pportdata *ppd,
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 + 1 - IS_GENERAL_ERR_START)
1104#define NUM_DC_ERRS (IS_DC_END + 1 - IS_DC_START)
1105#define NUM_VARIOUS (IS_VARIOUS_END + 1 - 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_ctx0_seq_drop(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->ctx0_seq_drop;
1694}
1695
1696static u64 access_sw_vtx_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_txwait;
1702}
1703
1704static u64 access_sw_kmem_wait(const struct cntr_entry *entry,
1705 void *context, int vl, int mode, u64 data)
1706{
1707 struct hfi1_devdata *dd = context;
1708
1709 return dd->verbs_dev.n_kmem_wait;
1710}
1711
1712static u64 access_sw_send_schedule(const struct cntr_entry *entry,
1713 void *context, int vl, int mode, u64 data)
1714{
1715 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1716
1717 return read_write_cpu(dd, &dd->z_send_schedule, dd->send_schedule, vl,
1718 mode, data);
1719}
1720
1721
1722static u64 access_misc_pll_lock_fail_err_cnt(const struct cntr_entry *entry,
1723 void *context, int vl, int mode,
1724 u64 data)
1725{
1726 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1727
1728 return dd->misc_err_status_cnt[12];
1729}
1730
1731static u64 access_misc_mbist_fail_err_cnt(const struct cntr_entry *entry,
1732 void *context, int vl, int mode,
1733 u64 data)
1734{
1735 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1736
1737 return dd->misc_err_status_cnt[11];
1738}
1739
1740static u64 access_misc_invalid_eep_cmd_err_cnt(const struct cntr_entry *entry,
1741 void *context, int vl, int mode,
1742 u64 data)
1743{
1744 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1745
1746 return dd->misc_err_status_cnt[10];
1747}
1748
1749static u64 access_misc_efuse_done_parity_err_cnt(const struct cntr_entry *entry,
1750 void *context, int vl,
1751 int mode, u64 data)
1752{
1753 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1754
1755 return dd->misc_err_status_cnt[9];
1756}
1757
1758static u64 access_misc_efuse_write_err_cnt(const struct cntr_entry *entry,
1759 void *context, int vl, int mode,
1760 u64 data)
1761{
1762 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1763
1764 return dd->misc_err_status_cnt[8];
1765}
1766
1767static u64 access_misc_efuse_read_bad_addr_err_cnt(
1768 const struct cntr_entry *entry,
1769 void *context, int vl, int mode, u64 data)
1770{
1771 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1772
1773 return dd->misc_err_status_cnt[7];
1774}
1775
1776static u64 access_misc_efuse_csr_parity_err_cnt(const struct cntr_entry *entry,
1777 void *context, int vl,
1778 int mode, u64 data)
1779{
1780 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1781
1782 return dd->misc_err_status_cnt[6];
1783}
1784
1785static u64 access_misc_fw_auth_failed_err_cnt(const struct cntr_entry *entry,
1786 void *context, int vl, int mode,
1787 u64 data)
1788{
1789 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1790
1791 return dd->misc_err_status_cnt[5];
1792}
1793
1794static u64 access_misc_key_mismatch_err_cnt(const struct cntr_entry *entry,
1795 void *context, int vl, int mode,
1796 u64 data)
1797{
1798 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1799
1800 return dd->misc_err_status_cnt[4];
1801}
1802
1803static u64 access_misc_sbus_write_failed_err_cnt(const struct cntr_entry *entry,
1804 void *context, int vl,
1805 int mode, u64 data)
1806{
1807 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1808
1809 return dd->misc_err_status_cnt[3];
1810}
1811
1812static u64 access_misc_csr_write_bad_addr_err_cnt(
1813 const struct cntr_entry *entry,
1814 void *context, int vl, int mode, u64 data)
1815{
1816 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1817
1818 return dd->misc_err_status_cnt[2];
1819}
1820
1821static u64 access_misc_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
1822 void *context, int vl,
1823 int mode, u64 data)
1824{
1825 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1826
1827 return dd->misc_err_status_cnt[1];
1828}
1829
1830static u64 access_misc_csr_parity_err_cnt(const struct cntr_entry *entry,
1831 void *context, int vl, int mode,
1832 u64 data)
1833{
1834 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1835
1836 return dd->misc_err_status_cnt[0];
1837}
1838
1839
1840
1841
1842
1843static u64 access_sw_cce_err_status_aggregated_cnt(
1844 const struct cntr_entry *entry,
1845 void *context, int vl, int mode, u64 data)
1846{
1847 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1848
1849 return dd->sw_cce_err_status_aggregate;
1850}
1851
1852
1853
1854
1855
1856static u64 access_cce_msix_csr_parity_err_cnt(const struct cntr_entry *entry,
1857 void *context, int vl, int mode,
1858 u64 data)
1859{
1860 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1861
1862 return dd->cce_err_status_cnt[40];
1863}
1864
1865static u64 access_cce_int_map_unc_err_cnt(const struct cntr_entry *entry,
1866 void *context, int vl, int mode,
1867 u64 data)
1868{
1869 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1870
1871 return dd->cce_err_status_cnt[39];
1872}
1873
1874static u64 access_cce_int_map_cor_err_cnt(const struct cntr_entry *entry,
1875 void *context, int vl, int mode,
1876 u64 data)
1877{
1878 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1879
1880 return dd->cce_err_status_cnt[38];
1881}
1882
1883static u64 access_cce_msix_table_unc_err_cnt(const struct cntr_entry *entry,
1884 void *context, int vl, int mode,
1885 u64 data)
1886{
1887 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1888
1889 return dd->cce_err_status_cnt[37];
1890}
1891
1892static u64 access_cce_msix_table_cor_err_cnt(const struct cntr_entry *entry,
1893 void *context, int vl, int mode,
1894 u64 data)
1895{
1896 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1897
1898 return dd->cce_err_status_cnt[36];
1899}
1900
1901static u64 access_cce_rxdma_conv_fifo_parity_err_cnt(
1902 const struct cntr_entry *entry,
1903 void *context, int vl, int mode, u64 data)
1904{
1905 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1906
1907 return dd->cce_err_status_cnt[35];
1908}
1909
1910static u64 access_cce_rcpl_async_fifo_parity_err_cnt(
1911 const struct cntr_entry *entry,
1912 void *context, int vl, int mode, u64 data)
1913{
1914 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1915
1916 return dd->cce_err_status_cnt[34];
1917}
1918
1919static u64 access_cce_seg_write_bad_addr_err_cnt(const struct cntr_entry *entry,
1920 void *context, int vl,
1921 int mode, u64 data)
1922{
1923 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1924
1925 return dd->cce_err_status_cnt[33];
1926}
1927
1928static u64 access_cce_seg_read_bad_addr_err_cnt(const struct cntr_entry *entry,
1929 void *context, int vl, int mode,
1930 u64 data)
1931{
1932 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1933
1934 return dd->cce_err_status_cnt[32];
1935}
1936
1937static u64 access_la_triggered_cnt(const struct cntr_entry *entry,
1938 void *context, int vl, int mode, u64 data)
1939{
1940 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1941
1942 return dd->cce_err_status_cnt[31];
1943}
1944
1945static u64 access_cce_trgt_cpl_timeout_err_cnt(const struct cntr_entry *entry,
1946 void *context, int vl, int mode,
1947 u64 data)
1948{
1949 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1950
1951 return dd->cce_err_status_cnt[30];
1952}
1953
1954static u64 access_pcic_receive_parity_err_cnt(const struct cntr_entry *entry,
1955 void *context, int vl, int mode,
1956 u64 data)
1957{
1958 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1959
1960 return dd->cce_err_status_cnt[29];
1961}
1962
1963static u64 access_pcic_transmit_back_parity_err_cnt(
1964 const struct cntr_entry *entry,
1965 void *context, int vl, int mode, u64 data)
1966{
1967 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1968
1969 return dd->cce_err_status_cnt[28];
1970}
1971
1972static u64 access_pcic_transmit_front_parity_err_cnt(
1973 const struct cntr_entry *entry,
1974 void *context, int vl, int mode, u64 data)
1975{
1976 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1977
1978 return dd->cce_err_status_cnt[27];
1979}
1980
1981static u64 access_pcic_cpl_dat_q_unc_err_cnt(const struct cntr_entry *entry,
1982 void *context, int vl, int mode,
1983 u64 data)
1984{
1985 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1986
1987 return dd->cce_err_status_cnt[26];
1988}
1989
1990static u64 access_pcic_cpl_hd_q_unc_err_cnt(const struct cntr_entry *entry,
1991 void *context, int vl, int mode,
1992 u64 data)
1993{
1994 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
1995
1996 return dd->cce_err_status_cnt[25];
1997}
1998
1999static u64 access_pcic_post_dat_q_unc_err_cnt(const struct cntr_entry *entry,
2000 void *context, int vl, int mode,
2001 u64 data)
2002{
2003 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2004
2005 return dd->cce_err_status_cnt[24];
2006}
2007
2008static u64 access_pcic_post_hd_q_unc_err_cnt(const struct cntr_entry *entry,
2009 void *context, int vl, int mode,
2010 u64 data)
2011{
2012 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2013
2014 return dd->cce_err_status_cnt[23];
2015}
2016
2017static u64 access_pcic_retry_sot_mem_unc_err_cnt(const struct cntr_entry *entry,
2018 void *context, int vl,
2019 int mode, u64 data)
2020{
2021 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2022
2023 return dd->cce_err_status_cnt[22];
2024}
2025
2026static u64 access_pcic_retry_mem_unc_err(const struct cntr_entry *entry,
2027 void *context, int vl, int mode,
2028 u64 data)
2029{
2030 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2031
2032 return dd->cce_err_status_cnt[21];
2033}
2034
2035static u64 access_pcic_n_post_dat_q_parity_err_cnt(
2036 const struct cntr_entry *entry,
2037 void *context, int vl, int mode, u64 data)
2038{
2039 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2040
2041 return dd->cce_err_status_cnt[20];
2042}
2043
2044static u64 access_pcic_n_post_h_q_parity_err_cnt(const struct cntr_entry *entry,
2045 void *context, int vl,
2046 int mode, u64 data)
2047{
2048 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2049
2050 return dd->cce_err_status_cnt[19];
2051}
2052
2053static u64 access_pcic_cpl_dat_q_cor_err_cnt(const struct cntr_entry *entry,
2054 void *context, int vl, int mode,
2055 u64 data)
2056{
2057 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2058
2059 return dd->cce_err_status_cnt[18];
2060}
2061
2062static u64 access_pcic_cpl_hd_q_cor_err_cnt(const struct cntr_entry *entry,
2063 void *context, int vl, int mode,
2064 u64 data)
2065{
2066 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2067
2068 return dd->cce_err_status_cnt[17];
2069}
2070
2071static u64 access_pcic_post_dat_q_cor_err_cnt(const struct cntr_entry *entry,
2072 void *context, int vl, int mode,
2073 u64 data)
2074{
2075 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2076
2077 return dd->cce_err_status_cnt[16];
2078}
2079
2080static u64 access_pcic_post_hd_q_cor_err_cnt(const struct cntr_entry *entry,
2081 void *context, int vl, int mode,
2082 u64 data)
2083{
2084 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2085
2086 return dd->cce_err_status_cnt[15];
2087}
2088
2089static u64 access_pcic_retry_sot_mem_cor_err_cnt(const struct cntr_entry *entry,
2090 void *context, int vl,
2091 int mode, u64 data)
2092{
2093 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2094
2095 return dd->cce_err_status_cnt[14];
2096}
2097
2098static u64 access_pcic_retry_mem_cor_err_cnt(const struct cntr_entry *entry,
2099 void *context, int vl, int mode,
2100 u64 data)
2101{
2102 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2103
2104 return dd->cce_err_status_cnt[13];
2105}
2106
2107static u64 access_cce_cli1_async_fifo_dbg_parity_err_cnt(
2108 const struct cntr_entry *entry,
2109 void *context, int vl, int mode, u64 data)
2110{
2111 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2112
2113 return dd->cce_err_status_cnt[12];
2114}
2115
2116static u64 access_cce_cli1_async_fifo_rxdma_parity_err_cnt(
2117 const struct cntr_entry *entry,
2118 void *context, int vl, int mode, u64 data)
2119{
2120 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2121
2122 return dd->cce_err_status_cnt[11];
2123}
2124
2125static u64 access_cce_cli1_async_fifo_sdma_hd_parity_err_cnt(
2126 const struct cntr_entry *entry,
2127 void *context, int vl, int mode, u64 data)
2128{
2129 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2130
2131 return dd->cce_err_status_cnt[10];
2132}
2133
2134static u64 access_cce_cl1_async_fifo_pio_crdt_parity_err_cnt(
2135 const struct cntr_entry *entry,
2136 void *context, int vl, int mode, u64 data)
2137{
2138 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2139
2140 return dd->cce_err_status_cnt[9];
2141}
2142
2143static u64 access_cce_cli2_async_fifo_parity_err_cnt(
2144 const struct cntr_entry *entry,
2145 void *context, int vl, int mode, u64 data)
2146{
2147 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2148
2149 return dd->cce_err_status_cnt[8];
2150}
2151
2152static u64 access_cce_csr_cfg_bus_parity_err_cnt(const struct cntr_entry *entry,
2153 void *context, int vl,
2154 int mode, u64 data)
2155{
2156 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2157
2158 return dd->cce_err_status_cnt[7];
2159}
2160
2161static u64 access_cce_cli0_async_fifo_parity_err_cnt(
2162 const struct cntr_entry *entry,
2163 void *context, int vl, int mode, u64 data)
2164{
2165 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2166
2167 return dd->cce_err_status_cnt[6];
2168}
2169
2170static u64 access_cce_rspd_data_parity_err_cnt(const struct cntr_entry *entry,
2171 void *context, int vl, int mode,
2172 u64 data)
2173{
2174 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2175
2176 return dd->cce_err_status_cnt[5];
2177}
2178
2179static u64 access_cce_trgt_access_err_cnt(const struct cntr_entry *entry,
2180 void *context, int vl, int mode,
2181 u64 data)
2182{
2183 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2184
2185 return dd->cce_err_status_cnt[4];
2186}
2187
2188static u64 access_cce_trgt_async_fifo_parity_err_cnt(
2189 const struct cntr_entry *entry,
2190 void *context, int vl, int mode, u64 data)
2191{
2192 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2193
2194 return dd->cce_err_status_cnt[3];
2195}
2196
2197static u64 access_cce_csr_write_bad_addr_err_cnt(const struct cntr_entry *entry,
2198 void *context, int vl,
2199 int mode, u64 data)
2200{
2201 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2202
2203 return dd->cce_err_status_cnt[2];
2204}
2205
2206static u64 access_cce_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
2207 void *context, int vl,
2208 int mode, u64 data)
2209{
2210 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2211
2212 return dd->cce_err_status_cnt[1];
2213}
2214
2215static u64 access_ccs_csr_parity_err_cnt(const struct cntr_entry *entry,
2216 void *context, int vl, int mode,
2217 u64 data)
2218{
2219 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2220
2221 return dd->cce_err_status_cnt[0];
2222}
2223
2224
2225
2226
2227
2228static u64 access_rx_csr_parity_err_cnt(const struct cntr_entry *entry,
2229 void *context, int vl, int mode,
2230 u64 data)
2231{
2232 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2233
2234 return dd->rcv_err_status_cnt[63];
2235}
2236
2237static u64 access_rx_csr_write_bad_addr_err_cnt(const struct cntr_entry *entry,
2238 void *context, int vl,
2239 int mode, u64 data)
2240{
2241 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2242
2243 return dd->rcv_err_status_cnt[62];
2244}
2245
2246static u64 access_rx_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
2247 void *context, int vl, int mode,
2248 u64 data)
2249{
2250 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2251
2252 return dd->rcv_err_status_cnt[61];
2253}
2254
2255static u64 access_rx_dma_csr_unc_err_cnt(const struct cntr_entry *entry,
2256 void *context, int vl, int mode,
2257 u64 data)
2258{
2259 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2260
2261 return dd->rcv_err_status_cnt[60];
2262}
2263
2264static u64 access_rx_dma_dq_fsm_encoding_err_cnt(const struct cntr_entry *entry,
2265 void *context, int vl,
2266 int mode, u64 data)
2267{
2268 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2269
2270 return dd->rcv_err_status_cnt[59];
2271}
2272
2273static u64 access_rx_dma_eq_fsm_encoding_err_cnt(const struct cntr_entry *entry,
2274 void *context, int vl,
2275 int mode, u64 data)
2276{
2277 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2278
2279 return dd->rcv_err_status_cnt[58];
2280}
2281
2282static u64 access_rx_dma_csr_parity_err_cnt(const struct cntr_entry *entry,
2283 void *context, int vl, int mode,
2284 u64 data)
2285{
2286 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2287
2288 return dd->rcv_err_status_cnt[57];
2289}
2290
2291static u64 access_rx_rbuf_data_cor_err_cnt(const struct cntr_entry *entry,
2292 void *context, int vl, int mode,
2293 u64 data)
2294{
2295 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2296
2297 return dd->rcv_err_status_cnt[56];
2298}
2299
2300static u64 access_rx_rbuf_data_unc_err_cnt(const struct cntr_entry *entry,
2301 void *context, int vl, int mode,
2302 u64 data)
2303{
2304 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2305
2306 return dd->rcv_err_status_cnt[55];
2307}
2308
2309static u64 access_rx_dma_data_fifo_rd_cor_err_cnt(
2310 const struct cntr_entry *entry,
2311 void *context, int vl, int mode, u64 data)
2312{
2313 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2314
2315 return dd->rcv_err_status_cnt[54];
2316}
2317
2318static u64 access_rx_dma_data_fifo_rd_unc_err_cnt(
2319 const struct cntr_entry *entry,
2320 void *context, int vl, int mode, u64 data)
2321{
2322 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2323
2324 return dd->rcv_err_status_cnt[53];
2325}
2326
2327static u64 access_rx_dma_hdr_fifo_rd_cor_err_cnt(const struct cntr_entry *entry,
2328 void *context, int vl,
2329 int mode, u64 data)
2330{
2331 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2332
2333 return dd->rcv_err_status_cnt[52];
2334}
2335
2336static u64 access_rx_dma_hdr_fifo_rd_unc_err_cnt(const struct cntr_entry *entry,
2337 void *context, int vl,
2338 int mode, u64 data)
2339{
2340 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2341
2342 return dd->rcv_err_status_cnt[51];
2343}
2344
2345static u64 access_rx_rbuf_desc_part2_cor_err_cnt(const struct cntr_entry *entry,
2346 void *context, int vl,
2347 int mode, u64 data)
2348{
2349 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2350
2351 return dd->rcv_err_status_cnt[50];
2352}
2353
2354static u64 access_rx_rbuf_desc_part2_unc_err_cnt(const struct cntr_entry *entry,
2355 void *context, int vl,
2356 int mode, u64 data)
2357{
2358 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2359
2360 return dd->rcv_err_status_cnt[49];
2361}
2362
2363static u64 access_rx_rbuf_desc_part1_cor_err_cnt(const struct cntr_entry *entry,
2364 void *context, int vl,
2365 int mode, u64 data)
2366{
2367 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2368
2369 return dd->rcv_err_status_cnt[48];
2370}
2371
2372static u64 access_rx_rbuf_desc_part1_unc_err_cnt(const struct cntr_entry *entry,
2373 void *context, int vl,
2374 int mode, u64 data)
2375{
2376 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2377
2378 return dd->rcv_err_status_cnt[47];
2379}
2380
2381static u64 access_rx_hq_intr_fsm_err_cnt(const struct cntr_entry *entry,
2382 void *context, int vl, int mode,
2383 u64 data)
2384{
2385 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2386
2387 return dd->rcv_err_status_cnt[46];
2388}
2389
2390static u64 access_rx_hq_intr_csr_parity_err_cnt(
2391 const struct cntr_entry *entry,
2392 void *context, int vl, int mode, u64 data)
2393{
2394 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2395
2396 return dd->rcv_err_status_cnt[45];
2397}
2398
2399static u64 access_rx_lookup_csr_parity_err_cnt(
2400 const struct cntr_entry *entry,
2401 void *context, int vl, int mode, u64 data)
2402{
2403 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2404
2405 return dd->rcv_err_status_cnt[44];
2406}
2407
2408static u64 access_rx_lookup_rcv_array_cor_err_cnt(
2409 const struct cntr_entry *entry,
2410 void *context, int vl, int mode, u64 data)
2411{
2412 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2413
2414 return dd->rcv_err_status_cnt[43];
2415}
2416
2417static u64 access_rx_lookup_rcv_array_unc_err_cnt(
2418 const struct cntr_entry *entry,
2419 void *context, int vl, int mode, u64 data)
2420{
2421 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2422
2423 return dd->rcv_err_status_cnt[42];
2424}
2425
2426static u64 access_rx_lookup_des_part2_parity_err_cnt(
2427 const struct cntr_entry *entry,
2428 void *context, int vl, int mode, u64 data)
2429{
2430 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2431
2432 return dd->rcv_err_status_cnt[41];
2433}
2434
2435static u64 access_rx_lookup_des_part1_unc_cor_err_cnt(
2436 const struct cntr_entry *entry,
2437 void *context, int vl, int mode, u64 data)
2438{
2439 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2440
2441 return dd->rcv_err_status_cnt[40];
2442}
2443
2444static u64 access_rx_lookup_des_part1_unc_err_cnt(
2445 const struct cntr_entry *entry,
2446 void *context, int vl, int mode, u64 data)
2447{
2448 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2449
2450 return dd->rcv_err_status_cnt[39];
2451}
2452
2453static u64 access_rx_rbuf_next_free_buf_cor_err_cnt(
2454 const struct cntr_entry *entry,
2455 void *context, int vl, int mode, u64 data)
2456{
2457 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2458
2459 return dd->rcv_err_status_cnt[38];
2460}
2461
2462static u64 access_rx_rbuf_next_free_buf_unc_err_cnt(
2463 const struct cntr_entry *entry,
2464 void *context, int vl, int mode, u64 data)
2465{
2466 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2467
2468 return dd->rcv_err_status_cnt[37];
2469}
2470
2471static u64 access_rbuf_fl_init_wr_addr_parity_err_cnt(
2472 const struct cntr_entry *entry,
2473 void *context, int vl, int mode, u64 data)
2474{
2475 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2476
2477 return dd->rcv_err_status_cnt[36];
2478}
2479
2480static u64 access_rx_rbuf_fl_initdone_parity_err_cnt(
2481 const struct cntr_entry *entry,
2482 void *context, int vl, int mode, u64 data)
2483{
2484 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2485
2486 return dd->rcv_err_status_cnt[35];
2487}
2488
2489static u64 access_rx_rbuf_fl_write_addr_parity_err_cnt(
2490 const struct cntr_entry *entry,
2491 void *context, int vl, int mode, u64 data)
2492{
2493 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2494
2495 return dd->rcv_err_status_cnt[34];
2496}
2497
2498static u64 access_rx_rbuf_fl_rd_addr_parity_err_cnt(
2499 const struct cntr_entry *entry,
2500 void *context, int vl, int mode, u64 data)
2501{
2502 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2503
2504 return dd->rcv_err_status_cnt[33];
2505}
2506
2507static u64 access_rx_rbuf_empty_err_cnt(const struct cntr_entry *entry,
2508 void *context, int vl, int mode,
2509 u64 data)
2510{
2511 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2512
2513 return dd->rcv_err_status_cnt[32];
2514}
2515
2516static u64 access_rx_rbuf_full_err_cnt(const struct cntr_entry *entry,
2517 void *context, int vl, int mode,
2518 u64 data)
2519{
2520 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2521
2522 return dd->rcv_err_status_cnt[31];
2523}
2524
2525static u64 access_rbuf_bad_lookup_err_cnt(const struct cntr_entry *entry,
2526 void *context, int vl, int mode,
2527 u64 data)
2528{
2529 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2530
2531 return dd->rcv_err_status_cnt[30];
2532}
2533
2534static u64 access_rbuf_ctx_id_parity_err_cnt(const struct cntr_entry *entry,
2535 void *context, int vl, int mode,
2536 u64 data)
2537{
2538 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2539
2540 return dd->rcv_err_status_cnt[29];
2541}
2542
2543static u64 access_rbuf_csr_qeopdw_parity_err_cnt(const struct cntr_entry *entry,
2544 void *context, int vl,
2545 int mode, u64 data)
2546{
2547 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2548
2549 return dd->rcv_err_status_cnt[28];
2550}
2551
2552static u64 access_rx_rbuf_csr_q_num_of_pkt_parity_err_cnt(
2553 const struct cntr_entry *entry,
2554 void *context, int vl, int mode, u64 data)
2555{
2556 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2557
2558 return dd->rcv_err_status_cnt[27];
2559}
2560
2561static u64 access_rx_rbuf_csr_q_t1_ptr_parity_err_cnt(
2562 const struct cntr_entry *entry,
2563 void *context, int vl, int mode, u64 data)
2564{
2565 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2566
2567 return dd->rcv_err_status_cnt[26];
2568}
2569
2570static u64 access_rx_rbuf_csr_q_hd_ptr_parity_err_cnt(
2571 const struct cntr_entry *entry,
2572 void *context, int vl, int mode, u64 data)
2573{
2574 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2575
2576 return dd->rcv_err_status_cnt[25];
2577}
2578
2579static u64 access_rx_rbuf_csr_q_vld_bit_parity_err_cnt(
2580 const struct cntr_entry *entry,
2581 void *context, int vl, int mode, u64 data)
2582{
2583 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2584
2585 return dd->rcv_err_status_cnt[24];
2586}
2587
2588static u64 access_rx_rbuf_csr_q_next_buf_parity_err_cnt(
2589 const struct cntr_entry *entry,
2590 void *context, int vl, int mode, u64 data)
2591{
2592 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2593
2594 return dd->rcv_err_status_cnt[23];
2595}
2596
2597static u64 access_rx_rbuf_csr_q_ent_cnt_parity_err_cnt(
2598 const struct cntr_entry *entry,
2599 void *context, int vl, int mode, u64 data)
2600{
2601 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2602
2603 return dd->rcv_err_status_cnt[22];
2604}
2605
2606static u64 access_rx_rbuf_csr_q_head_buf_num_parity_err_cnt(
2607 const struct cntr_entry *entry,
2608 void *context, int vl, int mode, u64 data)
2609{
2610 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2611
2612 return dd->rcv_err_status_cnt[21];
2613}
2614
2615static u64 access_rx_rbuf_block_list_read_cor_err_cnt(
2616 const struct cntr_entry *entry,
2617 void *context, int vl, int mode, u64 data)
2618{
2619 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2620
2621 return dd->rcv_err_status_cnt[20];
2622}
2623
2624static u64 access_rx_rbuf_block_list_read_unc_err_cnt(
2625 const struct cntr_entry *entry,
2626 void *context, int vl, int mode, u64 data)
2627{
2628 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2629
2630 return dd->rcv_err_status_cnt[19];
2631}
2632
2633static u64 access_rx_rbuf_lookup_des_cor_err_cnt(const struct cntr_entry *entry,
2634 void *context, int vl,
2635 int mode, u64 data)
2636{
2637 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2638
2639 return dd->rcv_err_status_cnt[18];
2640}
2641
2642static u64 access_rx_rbuf_lookup_des_unc_err_cnt(const struct cntr_entry *entry,
2643 void *context, int vl,
2644 int mode, u64 data)
2645{
2646 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2647
2648 return dd->rcv_err_status_cnt[17];
2649}
2650
2651static u64 access_rx_rbuf_lookup_des_reg_unc_cor_err_cnt(
2652 const struct cntr_entry *entry,
2653 void *context, int vl, int mode, u64 data)
2654{
2655 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2656
2657 return dd->rcv_err_status_cnt[16];
2658}
2659
2660static u64 access_rx_rbuf_lookup_des_reg_unc_err_cnt(
2661 const struct cntr_entry *entry,
2662 void *context, int vl, int mode, u64 data)
2663{
2664 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2665
2666 return dd->rcv_err_status_cnt[15];
2667}
2668
2669static u64 access_rx_rbuf_free_list_cor_err_cnt(const struct cntr_entry *entry,
2670 void *context, int vl,
2671 int mode, u64 data)
2672{
2673 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2674
2675 return dd->rcv_err_status_cnt[14];
2676}
2677
2678static u64 access_rx_rbuf_free_list_unc_err_cnt(const struct cntr_entry *entry,
2679 void *context, int vl,
2680 int mode, u64 data)
2681{
2682 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2683
2684 return dd->rcv_err_status_cnt[13];
2685}
2686
2687static u64 access_rx_rcv_fsm_encoding_err_cnt(const struct cntr_entry *entry,
2688 void *context, int vl, int mode,
2689 u64 data)
2690{
2691 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2692
2693 return dd->rcv_err_status_cnt[12];
2694}
2695
2696static u64 access_rx_dma_flag_cor_err_cnt(const struct cntr_entry *entry,
2697 void *context, int vl, int mode,
2698 u64 data)
2699{
2700 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2701
2702 return dd->rcv_err_status_cnt[11];
2703}
2704
2705static u64 access_rx_dma_flag_unc_err_cnt(const struct cntr_entry *entry,
2706 void *context, int vl, int mode,
2707 u64 data)
2708{
2709 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2710
2711 return dd->rcv_err_status_cnt[10];
2712}
2713
2714static u64 access_rx_dc_sop_eop_parity_err_cnt(const struct cntr_entry *entry,
2715 void *context, int vl, int mode,
2716 u64 data)
2717{
2718 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2719
2720 return dd->rcv_err_status_cnt[9];
2721}
2722
2723static u64 access_rx_rcv_csr_parity_err_cnt(const struct cntr_entry *entry,
2724 void *context, int vl, int mode,
2725 u64 data)
2726{
2727 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2728
2729 return dd->rcv_err_status_cnt[8];
2730}
2731
2732static u64 access_rx_rcv_qp_map_table_cor_err_cnt(
2733 const struct cntr_entry *entry,
2734 void *context, int vl, int mode, u64 data)
2735{
2736 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2737
2738 return dd->rcv_err_status_cnt[7];
2739}
2740
2741static u64 access_rx_rcv_qp_map_table_unc_err_cnt(
2742 const struct cntr_entry *entry,
2743 void *context, int vl, int mode, u64 data)
2744{
2745 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2746
2747 return dd->rcv_err_status_cnt[6];
2748}
2749
2750static u64 access_rx_rcv_data_cor_err_cnt(const struct cntr_entry *entry,
2751 void *context, int vl, int mode,
2752 u64 data)
2753{
2754 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2755
2756 return dd->rcv_err_status_cnt[5];
2757}
2758
2759static u64 access_rx_rcv_data_unc_err_cnt(const struct cntr_entry *entry,
2760 void *context, int vl, int mode,
2761 u64 data)
2762{
2763 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2764
2765 return dd->rcv_err_status_cnt[4];
2766}
2767
2768static u64 access_rx_rcv_hdr_cor_err_cnt(const struct cntr_entry *entry,
2769 void *context, int vl, int mode,
2770 u64 data)
2771{
2772 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2773
2774 return dd->rcv_err_status_cnt[3];
2775}
2776
2777static u64 access_rx_rcv_hdr_unc_err_cnt(const struct cntr_entry *entry,
2778 void *context, int vl, int mode,
2779 u64 data)
2780{
2781 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2782
2783 return dd->rcv_err_status_cnt[2];
2784}
2785
2786static u64 access_rx_dc_intf_parity_err_cnt(const struct cntr_entry *entry,
2787 void *context, int vl, int mode,
2788 u64 data)
2789{
2790 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2791
2792 return dd->rcv_err_status_cnt[1];
2793}
2794
2795static u64 access_rx_dma_csr_cor_err_cnt(const struct cntr_entry *entry,
2796 void *context, int vl, int mode,
2797 u64 data)
2798{
2799 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2800
2801 return dd->rcv_err_status_cnt[0];
2802}
2803
2804
2805
2806
2807
2808static u64 access_pio_pec_sop_head_parity_err_cnt(
2809 const struct cntr_entry *entry,
2810 void *context, int vl, int mode, u64 data)
2811{
2812 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2813
2814 return dd->send_pio_err_status_cnt[35];
2815}
2816
2817static u64 access_pio_pcc_sop_head_parity_err_cnt(
2818 const struct cntr_entry *entry,
2819 void *context, int vl, int mode, u64 data)
2820{
2821 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2822
2823 return dd->send_pio_err_status_cnt[34];
2824}
2825
2826static u64 access_pio_last_returned_cnt_parity_err_cnt(
2827 const struct cntr_entry *entry,
2828 void *context, int vl, int mode, u64 data)
2829{
2830 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2831
2832 return dd->send_pio_err_status_cnt[33];
2833}
2834
2835static u64 access_pio_current_free_cnt_parity_err_cnt(
2836 const struct cntr_entry *entry,
2837 void *context, int vl, int mode, u64 data)
2838{
2839 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2840
2841 return dd->send_pio_err_status_cnt[32];
2842}
2843
2844static u64 access_pio_reserved_31_err_cnt(const struct cntr_entry *entry,
2845 void *context, int vl, int mode,
2846 u64 data)
2847{
2848 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2849
2850 return dd->send_pio_err_status_cnt[31];
2851}
2852
2853static u64 access_pio_reserved_30_err_cnt(const struct cntr_entry *entry,
2854 void *context, int vl, int mode,
2855 u64 data)
2856{
2857 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2858
2859 return dd->send_pio_err_status_cnt[30];
2860}
2861
2862static u64 access_pio_ppmc_sop_len_err_cnt(const struct cntr_entry *entry,
2863 void *context, int vl, int mode,
2864 u64 data)
2865{
2866 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2867
2868 return dd->send_pio_err_status_cnt[29];
2869}
2870
2871static u64 access_pio_ppmc_bqc_mem_parity_err_cnt(
2872 const struct cntr_entry *entry,
2873 void *context, int vl, int mode, u64 data)
2874{
2875 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2876
2877 return dd->send_pio_err_status_cnt[28];
2878}
2879
2880static u64 access_pio_vl_fifo_parity_err_cnt(const struct cntr_entry *entry,
2881 void *context, int vl, int mode,
2882 u64 data)
2883{
2884 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2885
2886 return dd->send_pio_err_status_cnt[27];
2887}
2888
2889static u64 access_pio_vlf_sop_parity_err_cnt(const struct cntr_entry *entry,
2890 void *context, int vl, int mode,
2891 u64 data)
2892{
2893 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2894
2895 return dd->send_pio_err_status_cnt[26];
2896}
2897
2898static u64 access_pio_vlf_v1_len_parity_err_cnt(const struct cntr_entry *entry,
2899 void *context, int vl,
2900 int mode, u64 data)
2901{
2902 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2903
2904 return dd->send_pio_err_status_cnt[25];
2905}
2906
2907static u64 access_pio_block_qw_count_parity_err_cnt(
2908 const struct cntr_entry *entry,
2909 void *context, int vl, int mode, u64 data)
2910{
2911 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2912
2913 return dd->send_pio_err_status_cnt[24];
2914}
2915
2916static u64 access_pio_write_qw_valid_parity_err_cnt(
2917 const struct cntr_entry *entry,
2918 void *context, int vl, int mode, u64 data)
2919{
2920 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2921
2922 return dd->send_pio_err_status_cnt[23];
2923}
2924
2925static u64 access_pio_state_machine_err_cnt(const struct cntr_entry *entry,
2926 void *context, int vl, int mode,
2927 u64 data)
2928{
2929 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2930
2931 return dd->send_pio_err_status_cnt[22];
2932}
2933
2934static u64 access_pio_write_data_parity_err_cnt(const struct cntr_entry *entry,
2935 void *context, int vl,
2936 int mode, u64 data)
2937{
2938 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2939
2940 return dd->send_pio_err_status_cnt[21];
2941}
2942
2943static u64 access_pio_host_addr_mem_cor_err_cnt(const struct cntr_entry *entry,
2944 void *context, int vl,
2945 int mode, u64 data)
2946{
2947 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2948
2949 return dd->send_pio_err_status_cnt[20];
2950}
2951
2952static u64 access_pio_host_addr_mem_unc_err_cnt(const struct cntr_entry *entry,
2953 void *context, int vl,
2954 int mode, u64 data)
2955{
2956 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2957
2958 return dd->send_pio_err_status_cnt[19];
2959}
2960
2961static u64 access_pio_pkt_evict_sm_or_arb_sm_err_cnt(
2962 const struct cntr_entry *entry,
2963 void *context, int vl, int mode, u64 data)
2964{
2965 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2966
2967 return dd->send_pio_err_status_cnt[18];
2968}
2969
2970static u64 access_pio_init_sm_in_err_cnt(const struct cntr_entry *entry,
2971 void *context, int vl, int mode,
2972 u64 data)
2973{
2974 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2975
2976 return dd->send_pio_err_status_cnt[17];
2977}
2978
2979static u64 access_pio_ppmc_pbl_fifo_err_cnt(const struct cntr_entry *entry,
2980 void *context, int vl, int mode,
2981 u64 data)
2982{
2983 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2984
2985 return dd->send_pio_err_status_cnt[16];
2986}
2987
2988static u64 access_pio_credit_ret_fifo_parity_err_cnt(
2989 const struct cntr_entry *entry,
2990 void *context, int vl, int mode, u64 data)
2991{
2992 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
2993
2994 return dd->send_pio_err_status_cnt[15];
2995}
2996
2997static u64 access_pio_v1_len_mem_bank1_cor_err_cnt(
2998 const struct cntr_entry *entry,
2999 void *context, int vl, int mode, u64 data)
3000{
3001 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3002
3003 return dd->send_pio_err_status_cnt[14];
3004}
3005
3006static u64 access_pio_v1_len_mem_bank0_cor_err_cnt(
3007 const struct cntr_entry *entry,
3008 void *context, int vl, int mode, u64 data)
3009{
3010 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3011
3012 return dd->send_pio_err_status_cnt[13];
3013}
3014
3015static u64 access_pio_v1_len_mem_bank1_unc_err_cnt(
3016 const struct cntr_entry *entry,
3017 void *context, int vl, int mode, u64 data)
3018{
3019 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3020
3021 return dd->send_pio_err_status_cnt[12];
3022}
3023
3024static u64 access_pio_v1_len_mem_bank0_unc_err_cnt(
3025 const struct cntr_entry *entry,
3026 void *context, int vl, int mode, u64 data)
3027{
3028 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3029
3030 return dd->send_pio_err_status_cnt[11];
3031}
3032
3033static u64 access_pio_sm_pkt_reset_parity_err_cnt(
3034 const struct cntr_entry *entry,
3035 void *context, int vl, int mode, u64 data)
3036{
3037 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3038
3039 return dd->send_pio_err_status_cnt[10];
3040}
3041
3042static u64 access_pio_pkt_evict_fifo_parity_err_cnt(
3043 const struct cntr_entry *entry,
3044 void *context, int vl, int mode, u64 data)
3045{
3046 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3047
3048 return dd->send_pio_err_status_cnt[9];
3049}
3050
3051static u64 access_pio_sbrdctrl_crrel_fifo_parity_err_cnt(
3052 const struct cntr_entry *entry,
3053 void *context, int vl, int mode, u64 data)
3054{
3055 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3056
3057 return dd->send_pio_err_status_cnt[8];
3058}
3059
3060static u64 access_pio_sbrdctl_crrel_parity_err_cnt(
3061 const struct cntr_entry *entry,
3062 void *context, int vl, int mode, u64 data)
3063{
3064 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3065
3066 return dd->send_pio_err_status_cnt[7];
3067}
3068
3069static u64 access_pio_pec_fifo_parity_err_cnt(const struct cntr_entry *entry,
3070 void *context, int vl, int mode,
3071 u64 data)
3072{
3073 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3074
3075 return dd->send_pio_err_status_cnt[6];
3076}
3077
3078static u64 access_pio_pcc_fifo_parity_err_cnt(const struct cntr_entry *entry,
3079 void *context, int vl, int mode,
3080 u64 data)
3081{
3082 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3083
3084 return dd->send_pio_err_status_cnt[5];
3085}
3086
3087static u64 access_pio_sb_mem_fifo1_err_cnt(const struct cntr_entry *entry,
3088 void *context, int vl, int mode,
3089 u64 data)
3090{
3091 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3092
3093 return dd->send_pio_err_status_cnt[4];
3094}
3095
3096static u64 access_pio_sb_mem_fifo0_err_cnt(const struct cntr_entry *entry,
3097 void *context, int vl, int mode,
3098 u64 data)
3099{
3100 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3101
3102 return dd->send_pio_err_status_cnt[3];
3103}
3104
3105static u64 access_pio_csr_parity_err_cnt(const struct cntr_entry *entry,
3106 void *context, int vl, int mode,
3107 u64 data)
3108{
3109 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3110
3111 return dd->send_pio_err_status_cnt[2];
3112}
3113
3114static u64 access_pio_write_addr_parity_err_cnt(const struct cntr_entry *entry,
3115 void *context, int vl,
3116 int mode, u64 data)
3117{
3118 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3119
3120 return dd->send_pio_err_status_cnt[1];
3121}
3122
3123static u64 access_pio_write_bad_ctxt_err_cnt(const struct cntr_entry *entry,
3124 void *context, int vl, int mode,
3125 u64 data)
3126{
3127 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3128
3129 return dd->send_pio_err_status_cnt[0];
3130}
3131
3132
3133
3134
3135
3136static u64 access_sdma_pcie_req_tracking_cor_err_cnt(
3137 const struct cntr_entry *entry,
3138 void *context, int vl, int mode, u64 data)
3139{
3140 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3141
3142 return dd->send_dma_err_status_cnt[3];
3143}
3144
3145static u64 access_sdma_pcie_req_tracking_unc_err_cnt(
3146 const struct cntr_entry *entry,
3147 void *context, int vl, int mode, u64 data)
3148{
3149 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3150
3151 return dd->send_dma_err_status_cnt[2];
3152}
3153
3154static u64 access_sdma_csr_parity_err_cnt(const struct cntr_entry *entry,
3155 void *context, int vl, int mode,
3156 u64 data)
3157{
3158 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3159
3160 return dd->send_dma_err_status_cnt[1];
3161}
3162
3163static u64 access_sdma_rpy_tag_err_cnt(const struct cntr_entry *entry,
3164 void *context, int vl, int mode,
3165 u64 data)
3166{
3167 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3168
3169 return dd->send_dma_err_status_cnt[0];
3170}
3171
3172
3173
3174
3175
3176static u64 access_tx_read_pio_memory_csr_unc_err_cnt(
3177 const struct cntr_entry *entry,
3178 void *context, int vl, int mode, u64 data)
3179{
3180 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3181
3182 return dd->send_egress_err_status_cnt[63];
3183}
3184
3185static u64 access_tx_read_sdma_memory_csr_err_cnt(
3186 const struct cntr_entry *entry,
3187 void *context, int vl, int mode, u64 data)
3188{
3189 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3190
3191 return dd->send_egress_err_status_cnt[62];
3192}
3193
3194static u64 access_tx_egress_fifo_cor_err_cnt(const struct cntr_entry *entry,
3195 void *context, int vl, int mode,
3196 u64 data)
3197{
3198 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3199
3200 return dd->send_egress_err_status_cnt[61];
3201}
3202
3203static u64 access_tx_read_pio_memory_cor_err_cnt(const struct cntr_entry *entry,
3204 void *context, int vl,
3205 int mode, u64 data)
3206{
3207 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3208
3209 return dd->send_egress_err_status_cnt[60];
3210}
3211
3212static u64 access_tx_read_sdma_memory_cor_err_cnt(
3213 const struct cntr_entry *entry,
3214 void *context, int vl, int mode, u64 data)
3215{
3216 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3217
3218 return dd->send_egress_err_status_cnt[59];
3219}
3220
3221static u64 access_tx_sb_hdr_cor_err_cnt(const struct cntr_entry *entry,
3222 void *context, int vl, int mode,
3223 u64 data)
3224{
3225 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3226
3227 return dd->send_egress_err_status_cnt[58];
3228}
3229
3230static u64 access_tx_credit_overrun_err_cnt(const struct cntr_entry *entry,
3231 void *context, int vl, int mode,
3232 u64 data)
3233{
3234 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3235
3236 return dd->send_egress_err_status_cnt[57];
3237}
3238
3239static u64 access_tx_launch_fifo8_cor_err_cnt(const struct cntr_entry *entry,
3240 void *context, int vl, int mode,
3241 u64 data)
3242{
3243 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3244
3245 return dd->send_egress_err_status_cnt[56];
3246}
3247
3248static u64 access_tx_launch_fifo7_cor_err_cnt(const struct cntr_entry *entry,
3249 void *context, int vl, int mode,
3250 u64 data)
3251{
3252 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3253
3254 return dd->send_egress_err_status_cnt[55];
3255}
3256
3257static u64 access_tx_launch_fifo6_cor_err_cnt(const struct cntr_entry *entry,
3258 void *context, int vl, int mode,
3259 u64 data)
3260{
3261 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3262
3263 return dd->send_egress_err_status_cnt[54];
3264}
3265
3266static u64 access_tx_launch_fifo5_cor_err_cnt(const struct cntr_entry *entry,
3267 void *context, int vl, int mode,
3268 u64 data)
3269{
3270 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3271
3272 return dd->send_egress_err_status_cnt[53];
3273}
3274
3275static u64 access_tx_launch_fifo4_cor_err_cnt(const struct cntr_entry *entry,
3276 void *context, int vl, int mode,
3277 u64 data)
3278{
3279 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3280
3281 return dd->send_egress_err_status_cnt[52];
3282}
3283
3284static u64 access_tx_launch_fifo3_cor_err_cnt(const struct cntr_entry *entry,
3285 void *context, int vl, int mode,
3286 u64 data)
3287{
3288 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3289
3290 return dd->send_egress_err_status_cnt[51];
3291}
3292
3293static u64 access_tx_launch_fifo2_cor_err_cnt(const struct cntr_entry *entry,
3294 void *context, int vl, int mode,
3295 u64 data)
3296{
3297 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3298
3299 return dd->send_egress_err_status_cnt[50];
3300}
3301
3302static u64 access_tx_launch_fifo1_cor_err_cnt(const struct cntr_entry *entry,
3303 void *context, int vl, int mode,
3304 u64 data)
3305{
3306 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3307
3308 return dd->send_egress_err_status_cnt[49];
3309}
3310
3311static u64 access_tx_launch_fifo0_cor_err_cnt(const struct cntr_entry *entry,
3312 void *context, int vl, int mode,
3313 u64 data)
3314{
3315 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3316
3317 return dd->send_egress_err_status_cnt[48];
3318}
3319
3320static u64 access_tx_credit_return_vl_err_cnt(const struct cntr_entry *entry,
3321 void *context, int vl, int mode,
3322 u64 data)
3323{
3324 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3325
3326 return dd->send_egress_err_status_cnt[47];
3327}
3328
3329static u64 access_tx_hcrc_insertion_err_cnt(const struct cntr_entry *entry,
3330 void *context, int vl, int mode,
3331 u64 data)
3332{
3333 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3334
3335 return dd->send_egress_err_status_cnt[46];
3336}
3337
3338static u64 access_tx_egress_fifo_unc_err_cnt(const struct cntr_entry *entry,
3339 void *context, int vl, int mode,
3340 u64 data)
3341{
3342 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3343
3344 return dd->send_egress_err_status_cnt[45];
3345}
3346
3347static u64 access_tx_read_pio_memory_unc_err_cnt(const struct cntr_entry *entry,
3348 void *context, int vl,
3349 int mode, u64 data)
3350{
3351 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3352
3353 return dd->send_egress_err_status_cnt[44];
3354}
3355
3356static u64 access_tx_read_sdma_memory_unc_err_cnt(
3357 const struct cntr_entry *entry,
3358 void *context, int vl, int mode, u64 data)
3359{
3360 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3361
3362 return dd->send_egress_err_status_cnt[43];
3363}
3364
3365static u64 access_tx_sb_hdr_unc_err_cnt(const struct cntr_entry *entry,
3366 void *context, int vl, int mode,
3367 u64 data)
3368{
3369 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3370
3371 return dd->send_egress_err_status_cnt[42];
3372}
3373
3374static u64 access_tx_credit_return_partiy_err_cnt(
3375 const struct cntr_entry *entry,
3376 void *context, int vl, int mode, u64 data)
3377{
3378 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3379
3380 return dd->send_egress_err_status_cnt[41];
3381}
3382
3383static u64 access_tx_launch_fifo8_unc_or_parity_err_cnt(
3384 const struct cntr_entry *entry,
3385 void *context, int vl, int mode, u64 data)
3386{
3387 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3388
3389 return dd->send_egress_err_status_cnt[40];
3390}
3391
3392static u64 access_tx_launch_fifo7_unc_or_parity_err_cnt(
3393 const struct cntr_entry *entry,
3394 void *context, int vl, int mode, u64 data)
3395{
3396 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3397
3398 return dd->send_egress_err_status_cnt[39];
3399}
3400
3401static u64 access_tx_launch_fifo6_unc_or_parity_err_cnt(
3402 const struct cntr_entry *entry,
3403 void *context, int vl, int mode, u64 data)
3404{
3405 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3406
3407 return dd->send_egress_err_status_cnt[38];
3408}
3409
3410static u64 access_tx_launch_fifo5_unc_or_parity_err_cnt(
3411 const struct cntr_entry *entry,
3412 void *context, int vl, int mode, u64 data)
3413{
3414 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3415
3416 return dd->send_egress_err_status_cnt[37];
3417}
3418
3419static u64 access_tx_launch_fifo4_unc_or_parity_err_cnt(
3420 const struct cntr_entry *entry,
3421 void *context, int vl, int mode, u64 data)
3422{
3423 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3424
3425 return dd->send_egress_err_status_cnt[36];
3426}
3427
3428static u64 access_tx_launch_fifo3_unc_or_parity_err_cnt(
3429 const struct cntr_entry *entry,
3430 void *context, int vl, int mode, u64 data)
3431{
3432 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3433
3434 return dd->send_egress_err_status_cnt[35];
3435}
3436
3437static u64 access_tx_launch_fifo2_unc_or_parity_err_cnt(
3438 const struct cntr_entry *entry,
3439 void *context, int vl, int mode, u64 data)
3440{
3441 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3442
3443 return dd->send_egress_err_status_cnt[34];
3444}
3445
3446static u64 access_tx_launch_fifo1_unc_or_parity_err_cnt(
3447 const struct cntr_entry *entry,
3448 void *context, int vl, int mode, u64 data)
3449{
3450 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3451
3452 return dd->send_egress_err_status_cnt[33];
3453}
3454
3455static u64 access_tx_launch_fifo0_unc_or_parity_err_cnt(
3456 const struct cntr_entry *entry,
3457 void *context, int vl, int mode, u64 data)
3458{
3459 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3460
3461 return dd->send_egress_err_status_cnt[32];
3462}
3463
3464static u64 access_tx_sdma15_disallowed_packet_err_cnt(
3465 const struct cntr_entry *entry,
3466 void *context, int vl, int mode, u64 data)
3467{
3468 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3469
3470 return dd->send_egress_err_status_cnt[31];
3471}
3472
3473static u64 access_tx_sdma14_disallowed_packet_err_cnt(
3474 const struct cntr_entry *entry,
3475 void *context, int vl, int mode, u64 data)
3476{
3477 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3478
3479 return dd->send_egress_err_status_cnt[30];
3480}
3481
3482static u64 access_tx_sdma13_disallowed_packet_err_cnt(
3483 const struct cntr_entry *entry,
3484 void *context, int vl, int mode, u64 data)
3485{
3486 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3487
3488 return dd->send_egress_err_status_cnt[29];
3489}
3490
3491static u64 access_tx_sdma12_disallowed_packet_err_cnt(
3492 const struct cntr_entry *entry,
3493 void *context, int vl, int mode, u64 data)
3494{
3495 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3496
3497 return dd->send_egress_err_status_cnt[28];
3498}
3499
3500static u64 access_tx_sdma11_disallowed_packet_err_cnt(
3501 const struct cntr_entry *entry,
3502 void *context, int vl, int mode, u64 data)
3503{
3504 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3505
3506 return dd->send_egress_err_status_cnt[27];
3507}
3508
3509static u64 access_tx_sdma10_disallowed_packet_err_cnt(
3510 const struct cntr_entry *entry,
3511 void *context, int vl, int mode, u64 data)
3512{
3513 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3514
3515 return dd->send_egress_err_status_cnt[26];
3516}
3517
3518static u64 access_tx_sdma9_disallowed_packet_err_cnt(
3519 const struct cntr_entry *entry,
3520 void *context, int vl, int mode, u64 data)
3521{
3522 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3523
3524 return dd->send_egress_err_status_cnt[25];
3525}
3526
3527static u64 access_tx_sdma8_disallowed_packet_err_cnt(
3528 const struct cntr_entry *entry,
3529 void *context, int vl, int mode, u64 data)
3530{
3531 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3532
3533 return dd->send_egress_err_status_cnt[24];
3534}
3535
3536static u64 access_tx_sdma7_disallowed_packet_err_cnt(
3537 const struct cntr_entry *entry,
3538 void *context, int vl, int mode, u64 data)
3539{
3540 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3541
3542 return dd->send_egress_err_status_cnt[23];
3543}
3544
3545static u64 access_tx_sdma6_disallowed_packet_err_cnt(
3546 const struct cntr_entry *entry,
3547 void *context, int vl, int mode, u64 data)
3548{
3549 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3550
3551 return dd->send_egress_err_status_cnt[22];
3552}
3553
3554static u64 access_tx_sdma5_disallowed_packet_err_cnt(
3555 const struct cntr_entry *entry,
3556 void *context, int vl, int mode, u64 data)
3557{
3558 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3559
3560 return dd->send_egress_err_status_cnt[21];
3561}
3562
3563static u64 access_tx_sdma4_disallowed_packet_err_cnt(
3564 const struct cntr_entry *entry,
3565 void *context, int vl, int mode, u64 data)
3566{
3567 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3568
3569 return dd->send_egress_err_status_cnt[20];
3570}
3571
3572static u64 access_tx_sdma3_disallowed_packet_err_cnt(
3573 const struct cntr_entry *entry,
3574 void *context, int vl, int mode, u64 data)
3575{
3576 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3577
3578 return dd->send_egress_err_status_cnt[19];
3579}
3580
3581static u64 access_tx_sdma2_disallowed_packet_err_cnt(
3582 const struct cntr_entry *entry,
3583 void *context, int vl, int mode, u64 data)
3584{
3585 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3586
3587 return dd->send_egress_err_status_cnt[18];
3588}
3589
3590static u64 access_tx_sdma1_disallowed_packet_err_cnt(
3591 const struct cntr_entry *entry,
3592 void *context, int vl, int mode, u64 data)
3593{
3594 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3595
3596 return dd->send_egress_err_status_cnt[17];
3597}
3598
3599static u64 access_tx_sdma0_disallowed_packet_err_cnt(
3600 const struct cntr_entry *entry,
3601 void *context, int vl, int mode, u64 data)
3602{
3603 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3604
3605 return dd->send_egress_err_status_cnt[16];
3606}
3607
3608static u64 access_tx_config_parity_err_cnt(const struct cntr_entry *entry,
3609 void *context, int vl, int mode,
3610 u64 data)
3611{
3612 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3613
3614 return dd->send_egress_err_status_cnt[15];
3615}
3616
3617static u64 access_tx_sbrd_ctl_csr_parity_err_cnt(const struct cntr_entry *entry,
3618 void *context, int vl,
3619 int mode, u64 data)
3620{
3621 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3622
3623 return dd->send_egress_err_status_cnt[14];
3624}
3625
3626static u64 access_tx_launch_csr_parity_err_cnt(const struct cntr_entry *entry,
3627 void *context, int vl, int mode,
3628 u64 data)
3629{
3630 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3631
3632 return dd->send_egress_err_status_cnt[13];
3633}
3634
3635static u64 access_tx_illegal_vl_err_cnt(const struct cntr_entry *entry,
3636 void *context, int vl, int mode,
3637 u64 data)
3638{
3639 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3640
3641 return dd->send_egress_err_status_cnt[12];
3642}
3643
3644static u64 access_tx_sbrd_ctl_state_machine_parity_err_cnt(
3645 const struct cntr_entry *entry,
3646 void *context, int vl, int mode, u64 data)
3647{
3648 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3649
3650 return dd->send_egress_err_status_cnt[11];
3651}
3652
3653static u64 access_egress_reserved_10_err_cnt(const struct cntr_entry *entry,
3654 void *context, int vl, int mode,
3655 u64 data)
3656{
3657 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3658
3659 return dd->send_egress_err_status_cnt[10];
3660}
3661
3662static u64 access_egress_reserved_9_err_cnt(const struct cntr_entry *entry,
3663 void *context, int vl, int mode,
3664 u64 data)
3665{
3666 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3667
3668 return dd->send_egress_err_status_cnt[9];
3669}
3670
3671static u64 access_tx_sdma_launch_intf_parity_err_cnt(
3672 const struct cntr_entry *entry,
3673 void *context, int vl, int mode, u64 data)
3674{
3675 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3676
3677 return dd->send_egress_err_status_cnt[8];
3678}
3679
3680static u64 access_tx_pio_launch_intf_parity_err_cnt(
3681 const struct cntr_entry *entry,
3682 void *context, int vl, int mode, u64 data)
3683{
3684 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3685
3686 return dd->send_egress_err_status_cnt[7];
3687}
3688
3689static u64 access_egress_reserved_6_err_cnt(const struct cntr_entry *entry,
3690 void *context, int vl, int mode,
3691 u64 data)
3692{
3693 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3694
3695 return dd->send_egress_err_status_cnt[6];
3696}
3697
3698static u64 access_tx_incorrect_link_state_err_cnt(
3699 const struct cntr_entry *entry,
3700 void *context, int vl, int mode, u64 data)
3701{
3702 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3703
3704 return dd->send_egress_err_status_cnt[5];
3705}
3706
3707static u64 access_tx_linkdown_err_cnt(const struct cntr_entry *entry,
3708 void *context, int vl, int mode,
3709 u64 data)
3710{
3711 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3712
3713 return dd->send_egress_err_status_cnt[4];
3714}
3715
3716static u64 access_tx_egress_fifi_underrun_or_parity_err_cnt(
3717 const struct cntr_entry *entry,
3718 void *context, int vl, int mode, u64 data)
3719{
3720 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3721
3722 return dd->send_egress_err_status_cnt[3];
3723}
3724
3725static u64 access_egress_reserved_2_err_cnt(const struct cntr_entry *entry,
3726 void *context, int vl, int mode,
3727 u64 data)
3728{
3729 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3730
3731 return dd->send_egress_err_status_cnt[2];
3732}
3733
3734static u64 access_tx_pkt_integrity_mem_unc_err_cnt(
3735 const struct cntr_entry *entry,
3736 void *context, int vl, int mode, u64 data)
3737{
3738 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3739
3740 return dd->send_egress_err_status_cnt[1];
3741}
3742
3743static u64 access_tx_pkt_integrity_mem_cor_err_cnt(
3744 const struct cntr_entry *entry,
3745 void *context, int vl, int mode, u64 data)
3746{
3747 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3748
3749 return dd->send_egress_err_status_cnt[0];
3750}
3751
3752
3753
3754
3755
3756static u64 access_send_csr_write_bad_addr_err_cnt(
3757 const struct cntr_entry *entry,
3758 void *context, int vl, int mode, u64 data)
3759{
3760 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3761
3762 return dd->send_err_status_cnt[2];
3763}
3764
3765static u64 access_send_csr_read_bad_addr_err_cnt(const struct cntr_entry *entry,
3766 void *context, int vl,
3767 int mode, u64 data)
3768{
3769 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3770
3771 return dd->send_err_status_cnt[1];
3772}
3773
3774static u64 access_send_csr_parity_cnt(const struct cntr_entry *entry,
3775 void *context, int vl, int mode,
3776 u64 data)
3777{
3778 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3779
3780 return dd->send_err_status_cnt[0];
3781}
3782
3783
3784
3785
3786
3787static u64 access_pio_write_out_of_bounds_err_cnt(
3788 const struct cntr_entry *entry,
3789 void *context, int vl, int mode, u64 data)
3790{
3791 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3792
3793 return dd->sw_ctxt_err_status_cnt[4];
3794}
3795
3796static u64 access_pio_write_overflow_err_cnt(const struct cntr_entry *entry,
3797 void *context, int vl, int mode,
3798 u64 data)
3799{
3800 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3801
3802 return dd->sw_ctxt_err_status_cnt[3];
3803}
3804
3805static u64 access_pio_write_crosses_boundary_err_cnt(
3806 const struct cntr_entry *entry,
3807 void *context, int vl, int mode, u64 data)
3808{
3809 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3810
3811 return dd->sw_ctxt_err_status_cnt[2];
3812}
3813
3814static u64 access_pio_disallowed_packet_err_cnt(const struct cntr_entry *entry,
3815 void *context, int vl,
3816 int mode, u64 data)
3817{
3818 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3819
3820 return dd->sw_ctxt_err_status_cnt[1];
3821}
3822
3823static u64 access_pio_inconsistent_sop_err_cnt(const struct cntr_entry *entry,
3824 void *context, int vl, int mode,
3825 u64 data)
3826{
3827 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3828
3829 return dd->sw_ctxt_err_status_cnt[0];
3830}
3831
3832
3833
3834
3835
3836static u64 access_sdma_header_request_fifo_cor_err_cnt(
3837 const struct cntr_entry *entry,
3838 void *context, int vl, int mode, u64 data)
3839{
3840 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3841
3842 return dd->sw_send_dma_eng_err_status_cnt[23];
3843}
3844
3845static u64 access_sdma_header_storage_cor_err_cnt(
3846 const struct cntr_entry *entry,
3847 void *context, int vl, int mode, u64 data)
3848{
3849 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3850
3851 return dd->sw_send_dma_eng_err_status_cnt[22];
3852}
3853
3854static u64 access_sdma_packet_tracking_cor_err_cnt(
3855 const struct cntr_entry *entry,
3856 void *context, int vl, int mode, u64 data)
3857{
3858 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3859
3860 return dd->sw_send_dma_eng_err_status_cnt[21];
3861}
3862
3863static u64 access_sdma_assembly_cor_err_cnt(const struct cntr_entry *entry,
3864 void *context, int vl, int mode,
3865 u64 data)
3866{
3867 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3868
3869 return dd->sw_send_dma_eng_err_status_cnt[20];
3870}
3871
3872static u64 access_sdma_desc_table_cor_err_cnt(const struct cntr_entry *entry,
3873 void *context, int vl, int mode,
3874 u64 data)
3875{
3876 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3877
3878 return dd->sw_send_dma_eng_err_status_cnt[19];
3879}
3880
3881static u64 access_sdma_header_request_fifo_unc_err_cnt(
3882 const struct cntr_entry *entry,
3883 void *context, int vl, int mode, u64 data)
3884{
3885 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3886
3887 return dd->sw_send_dma_eng_err_status_cnt[18];
3888}
3889
3890static u64 access_sdma_header_storage_unc_err_cnt(
3891 const struct cntr_entry *entry,
3892 void *context, int vl, int mode, u64 data)
3893{
3894 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3895
3896 return dd->sw_send_dma_eng_err_status_cnt[17];
3897}
3898
3899static u64 access_sdma_packet_tracking_unc_err_cnt(
3900 const struct cntr_entry *entry,
3901 void *context, int vl, int mode, u64 data)
3902{
3903 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3904
3905 return dd->sw_send_dma_eng_err_status_cnt[16];
3906}
3907
3908static u64 access_sdma_assembly_unc_err_cnt(const struct cntr_entry *entry,
3909 void *context, int vl, int mode,
3910 u64 data)
3911{
3912 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3913
3914 return dd->sw_send_dma_eng_err_status_cnt[15];
3915}
3916
3917static u64 access_sdma_desc_table_unc_err_cnt(const struct cntr_entry *entry,
3918 void *context, int vl, int mode,
3919 u64 data)
3920{
3921 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3922
3923 return dd->sw_send_dma_eng_err_status_cnt[14];
3924}
3925
3926static u64 access_sdma_timeout_err_cnt(const struct cntr_entry *entry,
3927 void *context, int vl, int mode,
3928 u64 data)
3929{
3930 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3931
3932 return dd->sw_send_dma_eng_err_status_cnt[13];
3933}
3934
3935static u64 access_sdma_header_length_err_cnt(const struct cntr_entry *entry,
3936 void *context, int vl, int mode,
3937 u64 data)
3938{
3939 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3940
3941 return dd->sw_send_dma_eng_err_status_cnt[12];
3942}
3943
3944static u64 access_sdma_header_address_err_cnt(const struct cntr_entry *entry,
3945 void *context, int vl, int mode,
3946 u64 data)
3947{
3948 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3949
3950 return dd->sw_send_dma_eng_err_status_cnt[11];
3951}
3952
3953static u64 access_sdma_header_select_err_cnt(const struct cntr_entry *entry,
3954 void *context, int vl, int mode,
3955 u64 data)
3956{
3957 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3958
3959 return dd->sw_send_dma_eng_err_status_cnt[10];
3960}
3961
3962static u64 access_sdma_reserved_9_err_cnt(const struct cntr_entry *entry,
3963 void *context, int vl, int mode,
3964 u64 data)
3965{
3966 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3967
3968 return dd->sw_send_dma_eng_err_status_cnt[9];
3969}
3970
3971static u64 access_sdma_packet_desc_overflow_err_cnt(
3972 const struct cntr_entry *entry,
3973 void *context, int vl, int mode, u64 data)
3974{
3975 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3976
3977 return dd->sw_send_dma_eng_err_status_cnt[8];
3978}
3979
3980static u64 access_sdma_length_mismatch_err_cnt(const struct cntr_entry *entry,
3981 void *context, int vl,
3982 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[7];
3987}
3988
3989static u64 access_sdma_halt_err_cnt(const struct cntr_entry *entry,
3990 void *context, int vl, int mode, u64 data)
3991{
3992 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
3993
3994 return dd->sw_send_dma_eng_err_status_cnt[6];
3995}
3996
3997static u64 access_sdma_mem_read_err_cnt(const struct cntr_entry *entry,
3998 void *context, int vl, int mode,
3999 u64 data)
4000{
4001 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4002
4003 return dd->sw_send_dma_eng_err_status_cnt[5];
4004}
4005
4006static u64 access_sdma_first_desc_err_cnt(const struct cntr_entry *entry,
4007 void *context, int vl, int mode,
4008 u64 data)
4009{
4010 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4011
4012 return dd->sw_send_dma_eng_err_status_cnt[4];
4013}
4014
4015static u64 access_sdma_tail_out_of_bounds_err_cnt(
4016 const struct cntr_entry *entry,
4017 void *context, int vl, int mode, u64 data)
4018{
4019 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4020
4021 return dd->sw_send_dma_eng_err_status_cnt[3];
4022}
4023
4024static u64 access_sdma_too_long_err_cnt(const struct cntr_entry *entry,
4025 void *context, int vl, int mode,
4026 u64 data)
4027{
4028 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4029
4030 return dd->sw_send_dma_eng_err_status_cnt[2];
4031}
4032
4033static u64 access_sdma_gen_mismatch_err_cnt(const struct cntr_entry *entry,
4034 void *context, int vl, int mode,
4035 u64 data)
4036{
4037 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4038
4039 return dd->sw_send_dma_eng_err_status_cnt[1];
4040}
4041
4042static u64 access_sdma_wrong_dw_err_cnt(const struct cntr_entry *entry,
4043 void *context, int vl, int mode,
4044 u64 data)
4045{
4046 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4047
4048 return dd->sw_send_dma_eng_err_status_cnt[0];
4049}
4050
4051static u64 access_dc_rcv_err_cnt(const struct cntr_entry *entry,
4052 void *context, int vl, int mode,
4053 u64 data)
4054{
4055 struct hfi1_devdata *dd = (struct hfi1_devdata *)context;
4056
4057 u64 val = 0;
4058 u64 csr = entry->csr;
4059
4060 val = read_write_csr(dd, csr, mode, data);
4061 if (mode == CNTR_MODE_R) {
4062 val = val > CNTR_MAX - dd->sw_rcv_bypass_packet_errors ?
4063 CNTR_MAX : val + dd->sw_rcv_bypass_packet_errors;
4064 } else if (mode == CNTR_MODE_W) {
4065 dd->sw_rcv_bypass_packet_errors = 0;
4066 } else {
4067 dd_dev_err(dd, "Invalid cntr register access mode");
4068 return 0;
4069 }
4070 return val;
4071}
4072
4073#define def_access_sw_cpu(cntr) \
4074static u64 access_sw_cpu_##cntr(const struct cntr_entry *entry, \
4075 void *context, int vl, int mode, u64 data) \
4076{ \
4077 struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context; \
4078 return read_write_cpu(ppd->dd, &ppd->ibport_data.rvp.z_ ##cntr, \
4079 ppd->ibport_data.rvp.cntr, vl, \
4080 mode, data); \
4081}
4082
4083def_access_sw_cpu(rc_acks);
4084def_access_sw_cpu(rc_qacks);
4085def_access_sw_cpu(rc_delayed_comp);
4086
4087#define def_access_ibp_counter(cntr) \
4088static u64 access_ibp_##cntr(const struct cntr_entry *entry, \
4089 void *context, int vl, int mode, u64 data) \
4090{ \
4091 struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)context; \
4092 \
4093 if (vl != CNTR_INVALID_VL) \
4094 return 0; \
4095 \
4096 return read_write_sw(ppd->dd, &ppd->ibport_data.rvp.n_ ##cntr, \
4097 mode, data); \
4098}
4099
4100def_access_ibp_counter(loop_pkts);
4101def_access_ibp_counter(rc_resends);
4102def_access_ibp_counter(rnr_naks);
4103def_access_ibp_counter(other_naks);
4104def_access_ibp_counter(rc_timeouts);
4105def_access_ibp_counter(pkt_drops);
4106def_access_ibp_counter(dmawait);
4107def_access_ibp_counter(rc_seqnak);
4108def_access_ibp_counter(rc_dupreq);
4109def_access_ibp_counter(rdma_seq);
4110def_access_ibp_counter(unaligned);
4111def_access_ibp_counter(seq_naks);
4112def_access_ibp_counter(rc_crwaits);
4113
4114static struct cntr_entry dev_cntrs[DEV_CNTR_LAST] = {
4115[C_RCV_OVF] = RXE32_DEV_CNTR_ELEM(RcvOverflow, RCV_BUF_OVFL_CNT, CNTR_SYNTH),
4116[C_RX_LEN_ERR] = RXE32_DEV_CNTR_ELEM(RxLenErr, RCV_LENGTH_ERR_CNT, CNTR_SYNTH),
4117[C_RX_SHORT_ERR] = RXE32_DEV_CNTR_ELEM(RxShrErr, RCV_SHORT_ERR_CNT, CNTR_SYNTH),
4118[C_RX_ICRC_ERR] = RXE32_DEV_CNTR_ELEM(RxICrcErr, RCV_ICRC_ERR_CNT, CNTR_SYNTH),
4119[C_RX_EBP] = RXE32_DEV_CNTR_ELEM(RxEbpCnt, RCV_EBP_CNT, CNTR_SYNTH),
4120[C_RX_TID_FULL] = RXE32_DEV_CNTR_ELEM(RxTIDFullEr, RCV_TID_FULL_ERR_CNT,
4121 CNTR_NORMAL),
4122[C_RX_TID_INVALID] = RXE32_DEV_CNTR_ELEM(RxTIDInvalid, RCV_TID_VALID_ERR_CNT,
4123 CNTR_NORMAL),
4124[C_RX_TID_FLGMS] = RXE32_DEV_CNTR_ELEM(RxTidFLGMs,
4125 RCV_TID_FLOW_GEN_MISMATCH_CNT,
4126 CNTR_NORMAL),
4127[C_RX_CTX_EGRS] = RXE32_DEV_CNTR_ELEM(RxCtxEgrS, RCV_CONTEXT_EGR_STALL,
4128 CNTR_NORMAL),
4129[C_RCV_TID_FLSMS] = RXE32_DEV_CNTR_ELEM(RxTidFLSMs,
4130 RCV_TID_FLOW_SEQ_MISMATCH_CNT, CNTR_NORMAL),
4131[C_CCE_PCI_CR_ST] = CCE_PERF_DEV_CNTR_ELEM(CcePciCrSt,
4132 CCE_PCIE_POSTED_CRDT_STALL_CNT, CNTR_NORMAL),
4133[C_CCE_PCI_TR_ST] = CCE_PERF_DEV_CNTR_ELEM(CcePciTrSt, CCE_PCIE_TRGT_STALL_CNT,
4134 CNTR_NORMAL),
4135[C_CCE_PIO_WR_ST] = CCE_PERF_DEV_CNTR_ELEM(CcePioWrSt, CCE_PIO_WR_STALL_CNT,
4136 CNTR_NORMAL),
4137[C_CCE_ERR_INT] = CCE_INT_DEV_CNTR_ELEM(CceErrInt, CCE_ERR_INT_CNT,
4138 CNTR_NORMAL),
4139[C_CCE_SDMA_INT] = CCE_INT_DEV_CNTR_ELEM(CceSdmaInt, CCE_SDMA_INT_CNT,
4140 CNTR_NORMAL),
4141[C_CCE_MISC_INT] = CCE_INT_DEV_CNTR_ELEM(CceMiscInt, CCE_MISC_INT_CNT,
4142 CNTR_NORMAL),
4143[C_CCE_RCV_AV_INT] = CCE_INT_DEV_CNTR_ELEM(CceRcvAvInt, CCE_RCV_AVAIL_INT_CNT,
4144 CNTR_NORMAL),
4145[C_CCE_RCV_URG_INT] = CCE_INT_DEV_CNTR_ELEM(CceRcvUrgInt,
4146 CCE_RCV_URGENT_INT_CNT, CNTR_NORMAL),
4147[C_CCE_SEND_CR_INT] = CCE_INT_DEV_CNTR_ELEM(CceSndCrInt,
4148 CCE_SEND_CREDIT_INT_CNT, CNTR_NORMAL),
4149[C_DC_UNC_ERR] = DC_PERF_CNTR(DcUnctblErr, DCC_ERR_UNCORRECTABLE_CNT,
4150 CNTR_SYNTH),
4151[C_DC_RCV_ERR] = CNTR_ELEM("DcRecvErr", DCC_ERR_PORTRCV_ERR_CNT, 0, CNTR_SYNTH,
4152 access_dc_rcv_err_cnt),
4153[C_DC_FM_CFG_ERR] = DC_PERF_CNTR(DcFmCfgErr, DCC_ERR_FMCONFIG_ERR_CNT,
4154 CNTR_SYNTH),
4155[C_DC_RMT_PHY_ERR] = DC_PERF_CNTR(DcRmtPhyErr, DCC_ERR_RCVREMOTE_PHY_ERR_CNT,
4156 CNTR_SYNTH),
4157[C_DC_DROPPED_PKT] = DC_PERF_CNTR(DcDroppedPkt, DCC_ERR_DROPPED_PKT_CNT,
4158 CNTR_SYNTH),
4159[C_DC_MC_XMIT_PKTS] = DC_PERF_CNTR(DcMcXmitPkts,
4160 DCC_PRF_PORT_XMIT_MULTICAST_CNT, CNTR_SYNTH),
4161[C_DC_MC_RCV_PKTS] = DC_PERF_CNTR(DcMcRcvPkts,
4162 DCC_PRF_PORT_RCV_MULTICAST_PKT_CNT,
4163 CNTR_SYNTH),
4164[C_DC_XMIT_CERR] = DC_PERF_CNTR(DcXmitCorr,
4165 DCC_PRF_PORT_XMIT_CORRECTABLE_CNT, CNTR_SYNTH),
4166[C_DC_RCV_CERR] = DC_PERF_CNTR(DcRcvCorrCnt, DCC_PRF_PORT_RCV_CORRECTABLE_CNT,
4167 CNTR_SYNTH),
4168[C_DC_RCV_FCC] = DC_PERF_CNTR(DcRxFCntl, DCC_PRF_RX_FLOW_CRTL_CNT,
4169 CNTR_SYNTH),
4170[C_DC_XMIT_FCC] = DC_PERF_CNTR(DcXmitFCntl, DCC_PRF_TX_FLOW_CRTL_CNT,
4171 CNTR_SYNTH),
4172[C_DC_XMIT_FLITS] = DC_PERF_CNTR(DcXmitFlits, DCC_PRF_PORT_XMIT_DATA_CNT,
4173 CNTR_SYNTH),
4174[C_DC_RCV_FLITS] = DC_PERF_CNTR(DcRcvFlits, DCC_PRF_PORT_RCV_DATA_CNT,
4175 CNTR_SYNTH),
4176[C_DC_XMIT_PKTS] = DC_PERF_CNTR(DcXmitPkts, DCC_PRF_PORT_XMIT_PKTS_CNT,
4177 CNTR_SYNTH),
4178[C_DC_RCV_PKTS] = DC_PERF_CNTR(DcRcvPkts, DCC_PRF_PORT_RCV_PKTS_CNT,
4179 CNTR_SYNTH),
4180[C_DC_RX_FLIT_VL] = DC_PERF_CNTR(DcRxFlitVl, DCC_PRF_PORT_VL_RCV_DATA_CNT,
4181 CNTR_SYNTH | CNTR_VL),
4182[C_DC_RX_PKT_VL] = DC_PERF_CNTR(DcRxPktVl, DCC_PRF_PORT_VL_RCV_PKTS_CNT,
4183 CNTR_SYNTH | CNTR_VL),
4184[C_DC_RCV_FCN] = DC_PERF_CNTR(DcRcvFcn, DCC_PRF_PORT_RCV_FECN_CNT, CNTR_SYNTH),
4185[C_DC_RCV_FCN_VL] = DC_PERF_CNTR(DcRcvFcnVl, DCC_PRF_PORT_VL_RCV_FECN_CNT,
4186 CNTR_SYNTH | CNTR_VL),
4187[C_DC_RCV_BCN] = DC_PERF_CNTR(DcRcvBcn, DCC_PRF_PORT_RCV_BECN_CNT, CNTR_SYNTH),
4188[C_DC_RCV_BCN_VL] = DC_PERF_CNTR(DcRcvBcnVl, DCC_PRF_PORT_VL_RCV_BECN_CNT,
4189 CNTR_SYNTH | CNTR_VL),
4190[C_DC_RCV_BBL] = DC_PERF_CNTR(DcRcvBbl, DCC_PRF_PORT_RCV_BUBBLE_CNT,
4191 CNTR_SYNTH),
4192[C_DC_RCV_BBL_VL] = DC_PERF_CNTR(DcRcvBblVl, DCC_PRF_PORT_VL_RCV_BUBBLE_CNT,
4193 CNTR_SYNTH | CNTR_VL),
4194[C_DC_MARK_FECN] = DC_PERF_CNTR(DcMarkFcn, DCC_PRF_PORT_MARK_FECN_CNT,
4195 CNTR_SYNTH),
4196[C_DC_MARK_FECN_VL] = DC_PERF_CNTR(DcMarkFcnVl, DCC_PRF_PORT_VL_MARK_FECN_CNT,
4197 CNTR_SYNTH | CNTR_VL),
4198[C_DC_TOTAL_CRC] =
4199 DC_PERF_CNTR_LCB(DcTotCrc, DC_LCB_ERR_INFO_TOTAL_CRC_ERR,
4200 CNTR_SYNTH),
4201[C_DC_CRC_LN0] = DC_PERF_CNTR_LCB(DcCrcLn0, DC_LCB_ERR_INFO_CRC_ERR_LN0,
4202 CNTR_SYNTH),
4203[C_DC_CRC_LN1] = DC_PERF_CNTR_LCB(DcCrcLn1, DC_LCB_ERR_INFO_CRC_ERR_LN1,
4204 CNTR_SYNTH),
4205[C_DC_CRC_LN2] = DC_PERF_CNTR_LCB(DcCrcLn2, DC_LCB_ERR_INFO_CRC_ERR_LN2,
4206 CNTR_SYNTH),
4207[C_DC_CRC_LN3] = DC_PERF_CNTR_LCB(DcCrcLn3, DC_LCB_ERR_INFO_CRC_ERR_LN3,
4208 CNTR_SYNTH),
4209[C_DC_CRC_MULT_LN] =
4210 DC_PERF_CNTR_LCB(DcMultLn, DC_LCB_ERR_INFO_CRC_ERR_MULTI_LN,
4211 CNTR_SYNTH),
4212[C_DC_TX_REPLAY] = DC_PERF_CNTR_LCB(DcTxReplay, DC_LCB_ERR_INFO_TX_REPLAY_CNT,
4213 CNTR_SYNTH),
4214[C_DC_RX_REPLAY] = DC_PERF_CNTR_LCB(DcRxReplay, DC_LCB_ERR_INFO_RX_REPLAY_CNT,
4215 CNTR_SYNTH),
4216[C_DC_SEQ_CRC_CNT] =
4217 DC_PERF_CNTR_LCB(DcLinkSeqCrc, DC_LCB_ERR_INFO_SEQ_CRC_CNT,
4218 CNTR_SYNTH),
4219[C_DC_ESC0_ONLY_CNT] =
4220 DC_PERF_CNTR_LCB(DcEsc0, DC_LCB_ERR_INFO_ESCAPE_0_ONLY_CNT,
4221 CNTR_SYNTH),
4222[C_DC_ESC0_PLUS1_CNT] =
4223 DC_PERF_CNTR_LCB(DcEsc1, DC_LCB_ERR_INFO_ESCAPE_0_PLUS1_CNT,
4224 CNTR_SYNTH),
4225[C_DC_ESC0_PLUS2_CNT] =
4226 DC_PERF_CNTR_LCB(DcEsc0Plus2, DC_LCB_ERR_INFO_ESCAPE_0_PLUS2_CNT,
4227 CNTR_SYNTH),
4228[C_DC_REINIT_FROM_PEER_CNT] =
4229 DC_PERF_CNTR_LCB(DcReinitPeer, DC_LCB_ERR_INFO_REINIT_FROM_PEER_CNT,
4230 CNTR_SYNTH),
4231[C_DC_SBE_CNT] = DC_PERF_CNTR_LCB(DcSbe, DC_LCB_ERR_INFO_SBE_CNT,
4232 CNTR_SYNTH),
4233[C_DC_MISC_FLG_CNT] =
4234 DC_PERF_CNTR_LCB(DcMiscFlg, DC_LCB_ERR_INFO_MISC_FLG_CNT,
4235 CNTR_SYNTH),
4236[C_DC_PRF_GOOD_LTP_CNT] =
4237 DC_PERF_CNTR_LCB(DcGoodLTP, DC_LCB_PRF_GOOD_LTP_CNT, CNTR_SYNTH),
4238[C_DC_PRF_ACCEPTED_LTP_CNT] =
4239 DC_PERF_CNTR_LCB(DcAccLTP, DC_LCB_PRF_ACCEPTED_LTP_CNT,
4240 CNTR_SYNTH),
4241[C_DC_PRF_RX_FLIT_CNT] =
4242 DC_PERF_CNTR_LCB(DcPrfRxFlit, DC_LCB_PRF_RX_FLIT_CNT, CNTR_SYNTH),
4243[C_DC_PRF_TX_FLIT_CNT] =
4244 DC_PERF_CNTR_LCB(DcPrfTxFlit, DC_LCB_PRF_TX_FLIT_CNT, CNTR_SYNTH),
4245[C_DC_PRF_CLK_CNTR] =
4246 DC_PERF_CNTR_LCB(DcPrfClk, DC_LCB_PRF_CLK_CNTR, CNTR_SYNTH),
4247[C_DC_PG_DBG_FLIT_CRDTS_CNT] =
4248 DC_PERF_CNTR_LCB(DcFltCrdts, DC_LCB_PG_DBG_FLIT_CRDTS_CNT, CNTR_SYNTH),
4249[C_DC_PG_STS_PAUSE_COMPLETE_CNT] =
4250 DC_PERF_CNTR_LCB(DcPauseComp, DC_LCB_PG_STS_PAUSE_COMPLETE_CNT,
4251 CNTR_SYNTH),
4252[C_DC_PG_STS_TX_SBE_CNT] =
4253 DC_PERF_CNTR_LCB(DcStsTxSbe, DC_LCB_PG_STS_TX_SBE_CNT, CNTR_SYNTH),
4254[C_DC_PG_STS_TX_MBE_CNT] =
4255 DC_PERF_CNTR_LCB(DcStsTxMbe, DC_LCB_PG_STS_TX_MBE_CNT,
4256 CNTR_SYNTH),
4257[C_SW_CPU_INTR] = CNTR_ELEM("Intr", 0, 0, CNTR_NORMAL,
4258 access_sw_cpu_intr),
4259[C_SW_CPU_RCV_LIM] = CNTR_ELEM("RcvLimit", 0, 0, CNTR_NORMAL,
4260 access_sw_cpu_rcv_limit),
4261[C_SW_CTX0_SEQ_DROP] = CNTR_ELEM("SeqDrop0", 0, 0, CNTR_NORMAL,
4262 access_sw_ctx0_seq_drop),
4263[C_SW_VTX_WAIT] = CNTR_ELEM("vTxWait", 0, 0, CNTR_NORMAL,
4264 access_sw_vtx_wait),
4265[C_SW_PIO_WAIT] = CNTR_ELEM("PioWait", 0, 0, CNTR_NORMAL,
4266 access_sw_pio_wait),
4267[C_SW_PIO_DRAIN] = CNTR_ELEM("PioDrain", 0, 0, CNTR_NORMAL,
4268 access_sw_pio_drain),
4269[C_SW_KMEM_WAIT] = CNTR_ELEM("KmemWait", 0, 0, CNTR_NORMAL,
4270 access_sw_kmem_wait),
4271[C_SW_TID_WAIT] = CNTR_ELEM("TidWait", 0, 0, CNTR_NORMAL,
4272 hfi1_access_sw_tid_wait),
4273[C_SW_SEND_SCHED] = CNTR_ELEM("SendSched", 0, 0, CNTR_NORMAL,
4274 access_sw_send_schedule),
4275[C_SDMA_DESC_FETCHED_CNT] = CNTR_ELEM("SDEDscFdCn",
4276 SEND_DMA_DESC_FETCHED_CNT, 0,
4277 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4278 dev_access_u32_csr),
4279[C_SDMA_INT_CNT] = CNTR_ELEM("SDMAInt", 0, 0,
4280 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4281 access_sde_int_cnt),
4282[C_SDMA_ERR_CNT] = CNTR_ELEM("SDMAErrCt", 0, 0,
4283 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4284 access_sde_err_cnt),
4285[C_SDMA_IDLE_INT_CNT] = CNTR_ELEM("SDMAIdInt", 0, 0,
4286 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4287 access_sde_idle_int_cnt),
4288[C_SDMA_PROGRESS_INT_CNT] = CNTR_ELEM("SDMAPrIntCn", 0, 0,
4289 CNTR_NORMAL | CNTR_32BIT | CNTR_SDMA,
4290 access_sde_progress_int_cnt),
4291
4292[C_MISC_PLL_LOCK_FAIL_ERR] = CNTR_ELEM("MISC_PLL_LOCK_FAIL_ERR", 0, 0,
4293 CNTR_NORMAL,
4294 access_misc_pll_lock_fail_err_cnt),
4295[C_MISC_MBIST_FAIL_ERR] = CNTR_ELEM("MISC_MBIST_FAIL_ERR", 0, 0,
4296 CNTR_NORMAL,
4297 access_misc_mbist_fail_err_cnt),
4298[C_MISC_INVALID_EEP_CMD_ERR] = CNTR_ELEM("MISC_INVALID_EEP_CMD_ERR", 0, 0,
4299 CNTR_NORMAL,
4300 access_misc_invalid_eep_cmd_err_cnt),
4301[C_MISC_EFUSE_DONE_PARITY_ERR] = CNTR_ELEM("MISC_EFUSE_DONE_PARITY_ERR", 0, 0,
4302 CNTR_NORMAL,
4303 access_misc_efuse_done_parity_err_cnt),
4304[C_MISC_EFUSE_WRITE_ERR] = CNTR_ELEM("MISC_EFUSE_WRITE_ERR", 0, 0,
4305 CNTR_NORMAL,
4306 access_misc_efuse_write_err_cnt),
4307[C_MISC_EFUSE_READ_BAD_ADDR_ERR] = CNTR_ELEM("MISC_EFUSE_READ_BAD_ADDR_ERR", 0,
4308 0, CNTR_NORMAL,
4309 access_misc_efuse_read_bad_addr_err_cnt),
4310[C_MISC_EFUSE_CSR_PARITY_ERR] = CNTR_ELEM("MISC_EFUSE_CSR_PARITY_ERR", 0, 0,
4311 CNTR_NORMAL,
4312 access_misc_efuse_csr_parity_err_cnt),
4313[C_MISC_FW_AUTH_FAILED_ERR] = CNTR_ELEM("MISC_FW_AUTH_FAILED_ERR", 0, 0,
4314 CNTR_NORMAL,
4315 access_misc_fw_auth_failed_err_cnt),
4316[C_MISC_KEY_MISMATCH_ERR] = CNTR_ELEM("MISC_KEY_MISMATCH_ERR", 0, 0,
4317 CNTR_NORMAL,
4318 access_misc_key_mismatch_err_cnt),
4319[C_MISC_SBUS_WRITE_FAILED_ERR] = CNTR_ELEM("MISC_SBUS_WRITE_FAILED_ERR", 0, 0,
4320 CNTR_NORMAL,
4321 access_misc_sbus_write_failed_err_cnt),
4322[C_MISC_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("MISC_CSR_WRITE_BAD_ADDR_ERR", 0, 0,
4323 CNTR_NORMAL,
4324 access_misc_csr_write_bad_addr_err_cnt),
4325[C_MISC_CSR_READ_BAD_ADDR_ERR] = CNTR_ELEM("MISC_CSR_READ_BAD_ADDR_ERR", 0, 0,
4326 CNTR_NORMAL,
4327 access_misc_csr_read_bad_addr_err_cnt),
4328[C_MISC_CSR_PARITY_ERR] = CNTR_ELEM("MISC_CSR_PARITY_ERR", 0, 0,
4329 CNTR_NORMAL,
4330 access_misc_csr_parity_err_cnt),
4331
4332[C_CCE_ERR_STATUS_AGGREGATED_CNT] = CNTR_ELEM("CceErrStatusAggregatedCnt", 0, 0,
4333 CNTR_NORMAL,
4334 access_sw_cce_err_status_aggregated_cnt),
4335[C_CCE_MSIX_CSR_PARITY_ERR] = CNTR_ELEM("CceMsixCsrParityErr", 0, 0,
4336 CNTR_NORMAL,
4337 access_cce_msix_csr_parity_err_cnt),
4338[C_CCE_INT_MAP_UNC_ERR] = CNTR_ELEM("CceIntMapUncErr", 0, 0,
4339 CNTR_NORMAL,
4340 access_cce_int_map_unc_err_cnt),
4341[C_CCE_INT_MAP_COR_ERR] = CNTR_ELEM("CceIntMapCorErr", 0, 0,
4342 CNTR_NORMAL,
4343 access_cce_int_map_cor_err_cnt),
4344[C_CCE_MSIX_TABLE_UNC_ERR] = CNTR_ELEM("CceMsixTableUncErr", 0, 0,
4345 CNTR_NORMAL,
4346 access_cce_msix_table_unc_err_cnt),
4347[C_CCE_MSIX_TABLE_COR_ERR] = CNTR_ELEM("CceMsixTableCorErr", 0, 0,
4348 CNTR_NORMAL,
4349 access_cce_msix_table_cor_err_cnt),
4350[C_CCE_RXDMA_CONV_FIFO_PARITY_ERR] = CNTR_ELEM("CceRxdmaConvFifoParityErr", 0,
4351 0, CNTR_NORMAL,
4352 access_cce_rxdma_conv_fifo_parity_err_cnt),
4353[C_CCE_RCPL_ASYNC_FIFO_PARITY_ERR] = CNTR_ELEM("CceRcplAsyncFifoParityErr", 0,
4354 0, CNTR_NORMAL,
4355 access_cce_rcpl_async_fifo_parity_err_cnt),
4356[C_CCE_SEG_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("CceSegWriteBadAddrErr", 0, 0,
4357 CNTR_NORMAL,
4358 access_cce_seg_write_bad_addr_err_cnt),
4359[C_CCE_SEG_READ_BAD_ADDR_ERR] = CNTR_ELEM("CceSegReadBadAddrErr", 0, 0,
4360 CNTR_NORMAL,
4361 access_cce_seg_read_bad_addr_err_cnt),
4362[C_LA_TRIGGERED] = CNTR_ELEM("Cce LATriggered", 0, 0,
4363 CNTR_NORMAL,
4364 access_la_triggered_cnt),
4365[C_CCE_TRGT_CPL_TIMEOUT_ERR] = CNTR_ELEM("CceTrgtCplTimeoutErr", 0, 0,
4366 CNTR_NORMAL,
4367 access_cce_trgt_cpl_timeout_err_cnt),
4368[C_PCIC_RECEIVE_PARITY_ERR] = CNTR_ELEM("PcicReceiveParityErr", 0, 0,
4369 CNTR_NORMAL,
4370 access_pcic_receive_parity_err_cnt),
4371[C_PCIC_TRANSMIT_BACK_PARITY_ERR] = CNTR_ELEM("PcicTransmitBackParityErr", 0, 0,
4372 CNTR_NORMAL,
4373 access_pcic_transmit_back_parity_err_cnt),
4374[C_PCIC_TRANSMIT_FRONT_PARITY_ERR] = CNTR_ELEM("PcicTransmitFrontParityErr", 0,
4375 0, CNTR_NORMAL,
4376 access_pcic_transmit_front_parity_err_cnt),
4377[C_PCIC_CPL_DAT_Q_UNC_ERR] = CNTR_ELEM("PcicCplDatQUncErr", 0, 0,
4378 CNTR_NORMAL,
4379 access_pcic_cpl_dat_q_unc_err_cnt),
4380[C_PCIC_CPL_HD_Q_UNC_ERR] = CNTR_ELEM("PcicCplHdQUncErr", 0, 0,
4381 CNTR_NORMAL,
4382 access_pcic_cpl_hd_q_unc_err_cnt),
4383[C_PCIC_POST_DAT_Q_UNC_ERR] = CNTR_ELEM("PcicPostDatQUncErr", 0, 0,
4384 CNTR_NORMAL,
4385 access_pcic_post_dat_q_unc_err_cnt),
4386[C_PCIC_POST_HD_Q_UNC_ERR] = CNTR_ELEM("PcicPostHdQUncErr", 0, 0,
4387 CNTR_NORMAL,
4388 access_pcic_post_hd_q_unc_err_cnt),
4389[C_PCIC_RETRY_SOT_MEM_UNC_ERR] = CNTR_ELEM("PcicRetrySotMemUncErr", 0, 0,
4390 CNTR_NORMAL,
4391 access_pcic_retry_sot_mem_unc_err_cnt),
4392[C_PCIC_RETRY_MEM_UNC_ERR] = CNTR_ELEM("PcicRetryMemUncErr", 0, 0,
4393 CNTR_NORMAL,
4394 access_pcic_retry_mem_unc_err),
4395[C_PCIC_N_POST_DAT_Q_PARITY_ERR] = CNTR_ELEM("PcicNPostDatQParityErr", 0, 0,
4396 CNTR_NORMAL,
4397 access_pcic_n_post_dat_q_parity_err_cnt),
4398[C_PCIC_N_POST_H_Q_PARITY_ERR] = CNTR_ELEM("PcicNPostHQParityErr", 0, 0,
4399 CNTR_NORMAL,
4400 access_pcic_n_post_h_q_parity_err_cnt),
4401[C_PCIC_CPL_DAT_Q_COR_ERR] = CNTR_ELEM("PcicCplDatQCorErr", 0, 0,
4402 CNTR_NORMAL,
4403 access_pcic_cpl_dat_q_cor_err_cnt),
4404[C_PCIC_CPL_HD_Q_COR_ERR] = CNTR_ELEM("PcicCplHdQCorErr", 0, 0,
4405 CNTR_NORMAL,
4406 access_pcic_cpl_hd_q_cor_err_cnt),
4407[C_PCIC_POST_DAT_Q_COR_ERR] = CNTR_ELEM("PcicPostDatQCorErr", 0, 0,
4408 CNTR_NORMAL,
4409 access_pcic_post_dat_q_cor_err_cnt),
4410[C_PCIC_POST_HD_Q_COR_ERR] = CNTR_ELEM("PcicPostHdQCorErr", 0, 0,
4411 CNTR_NORMAL,
4412 access_pcic_post_hd_q_cor_err_cnt),
4413[C_PCIC_RETRY_SOT_MEM_COR_ERR] = CNTR_ELEM("PcicRetrySotMemCorErr", 0, 0,
4414 CNTR_NORMAL,
4415 access_pcic_retry_sot_mem_cor_err_cnt),
4416[C_PCIC_RETRY_MEM_COR_ERR] = CNTR_ELEM("PcicRetryMemCorErr", 0, 0,
4417 CNTR_NORMAL,
4418 access_pcic_retry_mem_cor_err_cnt),
4419[C_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERR] = CNTR_ELEM(
4420 "CceCli1AsyncFifoDbgParityError", 0, 0,
4421 CNTR_NORMAL,
4422 access_cce_cli1_async_fifo_dbg_parity_err_cnt),
4423[C_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERR] = CNTR_ELEM(
4424 "CceCli1AsyncFifoRxdmaParityError", 0, 0,
4425 CNTR_NORMAL,
4426 access_cce_cli1_async_fifo_rxdma_parity_err_cnt
4427 ),
4428[C_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR] = CNTR_ELEM(
4429 "CceCli1AsyncFifoSdmaHdParityErr", 0, 0,
4430 CNTR_NORMAL,
4431 access_cce_cli1_async_fifo_sdma_hd_parity_err_cnt),
4432[C_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR] = CNTR_ELEM(
4433 "CceCli1AsyncFifoPioCrdtParityErr", 0, 0,
4434 CNTR_NORMAL,
4435 access_cce_cl1_async_fifo_pio_crdt_parity_err_cnt),
4436[C_CCE_CLI2_ASYNC_FIFO_PARITY_ERR] = CNTR_ELEM("CceCli2AsyncFifoParityErr", 0,
4437 0, CNTR_NORMAL,
4438 access_cce_cli2_async_fifo_parity_err_cnt),
4439[C_CCE_CSR_CFG_BUS_PARITY_ERR] = CNTR_ELEM("CceCsrCfgBusParityErr", 0, 0,
4440 CNTR_NORMAL,
4441 access_cce_csr_cfg_bus_parity_err_cnt),
4442[C_CCE_CLI0_ASYNC_FIFO_PARTIY_ERR] = CNTR_ELEM("CceCli0AsyncFifoParityErr", 0,
4443 0, CNTR_NORMAL,
4444 access_cce_cli0_async_fifo_parity_err_cnt),
4445[C_CCE_RSPD_DATA_PARITY_ERR] = CNTR_ELEM("CceRspdDataParityErr", 0, 0,
4446 CNTR_NORMAL,
4447 access_cce_rspd_data_parity_err_cnt),
4448[C_CCE_TRGT_ACCESS_ERR] = CNTR_ELEM("CceTrgtAccessErr", 0, 0,
4449 CNTR_NORMAL,
4450 access_cce_trgt_access_err_cnt),
4451[C_CCE_TRGT_ASYNC_FIFO_PARITY_ERR] = CNTR_ELEM("CceTrgtAsyncFifoParityErr", 0,
4452 0, CNTR_NORMAL,
4453 access_cce_trgt_async_fifo_parity_err_cnt),
4454[C_CCE_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("CceCsrWriteBadAddrErr", 0, 0,
4455 CNTR_NORMAL,
4456 access_cce_csr_write_bad_addr_err_cnt),
4457[C_CCE_CSR_READ_BAD_ADDR_ERR] = CNTR_ELEM("CceCsrReadBadAddrErr", 0, 0,
4458 CNTR_NORMAL,
4459 access_cce_csr_read_bad_addr_err_cnt),
4460[C_CCE_CSR_PARITY_ERR] = CNTR_ELEM("CceCsrParityErr", 0, 0,
4461 CNTR_NORMAL,
4462 access_ccs_csr_parity_err_cnt),
4463
4464
4465[C_RX_CSR_PARITY_ERR] = CNTR_ELEM("RxCsrParityErr", 0, 0,
4466 CNTR_NORMAL,
4467 access_rx_csr_parity_err_cnt),
4468[C_RX_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("RxCsrWriteBadAddrErr", 0, 0,
4469 CNTR_NORMAL,
4470 access_rx_csr_write_bad_addr_err_cnt),
4471[C_RX_CSR_READ_BAD_ADDR_ERR] = CNTR_ELEM("RxCsrReadBadAddrErr", 0, 0,
4472 CNTR_NORMAL,
4473 access_rx_csr_read_bad_addr_err_cnt),
4474[C_RX_DMA_CSR_UNC_ERR] = CNTR_ELEM("RxDmaCsrUncErr", 0, 0,
4475 CNTR_NORMAL,
4476 access_rx_dma_csr_unc_err_cnt),
4477[C_RX_DMA_DQ_FSM_ENCODING_ERR] = CNTR_ELEM("RxDmaDqFsmEncodingErr", 0, 0,
4478 CNTR_NORMAL,
4479 access_rx_dma_dq_fsm_encoding_err_cnt),
4480[C_RX_DMA_EQ_FSM_ENCODING_ERR] = CNTR_ELEM("RxDmaEqFsmEncodingErr", 0, 0,
4481 CNTR_NORMAL,
4482 access_rx_dma_eq_fsm_encoding_err_cnt),
4483[C_RX_DMA_CSR_PARITY_ERR] = CNTR_ELEM("RxDmaCsrParityErr", 0, 0,
4484 CNTR_NORMAL,
4485 access_rx_dma_csr_parity_err_cnt),
4486[C_RX_RBUF_DATA_COR_ERR] = CNTR_ELEM("RxRbufDataCorErr", 0, 0,
4487 CNTR_NORMAL,
4488 access_rx_rbuf_data_cor_err_cnt),
4489[C_RX_RBUF_DATA_UNC_ERR] = CNTR_ELEM("RxRbufDataUncErr", 0, 0,
4490 CNTR_NORMAL,
4491 access_rx_rbuf_data_unc_err_cnt),
4492[C_RX_DMA_DATA_FIFO_RD_COR_ERR] = CNTR_ELEM("RxDmaDataFifoRdCorErr", 0, 0,
4493 CNTR_NORMAL,
4494 access_rx_dma_data_fifo_rd_cor_err_cnt),
4495[C_RX_DMA_DATA_FIFO_RD_UNC_ERR] = CNTR_ELEM("RxDmaDataFifoRdUncErr", 0, 0,
4496 CNTR_NORMAL,
4497 access_rx_dma_data_fifo_rd_unc_err_cnt),
4498[C_RX_DMA_HDR_FIFO_RD_COR_ERR] = CNTR_ELEM("RxDmaHdrFifoRdCorErr", 0, 0,
4499 CNTR_NORMAL,
4500 access_rx_dma_hdr_fifo_rd_cor_err_cnt),
4501[C_RX_DMA_HDR_FIFO_RD_UNC_ERR] = CNTR_ELEM("RxDmaHdrFifoRdUncErr", 0, 0,
4502 CNTR_NORMAL,
4503 access_rx_dma_hdr_fifo_rd_unc_err_cnt),
4504[C_RX_RBUF_DESC_PART2_COR_ERR] = CNTR_ELEM("RxRbufDescPart2CorErr", 0, 0,
4505 CNTR_NORMAL,
4506 access_rx_rbuf_desc_part2_cor_err_cnt),
4507[C_RX_RBUF_DESC_PART2_UNC_ERR] = CNTR_ELEM("RxRbufDescPart2UncErr", 0, 0,
4508 CNTR_NORMAL,
4509 access_rx_rbuf_desc_part2_unc_err_cnt),
4510[C_RX_RBUF_DESC_PART1_COR_ERR] = CNTR_ELEM("RxRbufDescPart1CorErr", 0, 0,
4511 CNTR_NORMAL,
4512 access_rx_rbuf_desc_part1_cor_err_cnt),
4513[C_RX_RBUF_DESC_PART1_UNC_ERR] = CNTR_ELEM("RxRbufDescPart1UncErr", 0, 0,
4514 CNTR_NORMAL,
4515 access_rx_rbuf_desc_part1_unc_err_cnt),
4516[C_RX_HQ_INTR_FSM_ERR] = CNTR_ELEM("RxHqIntrFsmErr", 0, 0,
4517 CNTR_NORMAL,
4518 access_rx_hq_intr_fsm_err_cnt),
4519[C_RX_HQ_INTR_CSR_PARITY_ERR] = CNTR_ELEM("RxHqIntrCsrParityErr", 0, 0,
4520 CNTR_NORMAL,
4521 access_rx_hq_intr_csr_parity_err_cnt),
4522[C_RX_LOOKUP_CSR_PARITY_ERR] = CNTR_ELEM("RxLookupCsrParityErr", 0, 0,
4523 CNTR_NORMAL,
4524 access_rx_lookup_csr_parity_err_cnt),
4525[C_RX_LOOKUP_RCV_ARRAY_COR_ERR] = CNTR_ELEM("RxLookupRcvArrayCorErr", 0, 0,
4526 CNTR_NORMAL,
4527 access_rx_lookup_rcv_array_cor_err_cnt),
4528[C_RX_LOOKUP_RCV_ARRAY_UNC_ERR] = CNTR_ELEM("RxLookupRcvArrayUncErr", 0, 0,
4529 CNTR_NORMAL,
4530 access_rx_lookup_rcv_array_unc_err_cnt),
4531[C_RX_LOOKUP_DES_PART2_PARITY_ERR] = CNTR_ELEM("RxLookupDesPart2ParityErr", 0,
4532 0, CNTR_NORMAL,
4533 access_rx_lookup_des_part2_parity_err_cnt),
4534[C_RX_LOOKUP_DES_PART1_UNC_COR_ERR] = CNTR_ELEM("RxLookupDesPart1UncCorErr", 0,
4535 0, CNTR_NORMAL,
4536 access_rx_lookup_des_part1_unc_cor_err_cnt),
4537[C_RX_LOOKUP_DES_PART1_UNC_ERR] = CNTR_ELEM("RxLookupDesPart1UncErr", 0, 0,
4538 CNTR_NORMAL,
4539 access_rx_lookup_des_part1_unc_err_cnt),
4540[C_RX_RBUF_NEXT_FREE_BUF_COR_ERR] = CNTR_ELEM("RxRbufNextFreeBufCorErr", 0, 0,
4541 CNTR_NORMAL,
4542 access_rx_rbuf_next_free_buf_cor_err_cnt),
4543[C_RX_RBUF_NEXT_FREE_BUF_UNC_ERR] = CNTR_ELEM("RxRbufNextFreeBufUncErr", 0, 0,
4544 CNTR_NORMAL,
4545 access_rx_rbuf_next_free_buf_unc_err_cnt),
4546[C_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR] = CNTR_ELEM(
4547 "RxRbufFlInitWrAddrParityErr", 0, 0,
4548 CNTR_NORMAL,
4549 access_rbuf_fl_init_wr_addr_parity_err_cnt),
4550[C_RX_RBUF_FL_INITDONE_PARITY_ERR] = CNTR_ELEM("RxRbufFlInitdoneParityErr", 0,
4551 0, CNTR_NORMAL,
4552 access_rx_rbuf_fl_initdone_parity_err_cnt),
4553[C_RX_RBUF_FL_WRITE_ADDR_PARITY_ERR] = CNTR_ELEM("RxRbufFlWrAddrParityErr", 0,
4554 0, CNTR_NORMAL,
4555 access_rx_rbuf_fl_write_addr_parity_err_cnt),
4556[C_RX_RBUF_FL_RD_ADDR_PARITY_ERR] = CNTR_ELEM("RxRbufFlRdAddrParityErr", 0, 0,
4557 CNTR_NORMAL,
4558 access_rx_rbuf_fl_rd_addr_parity_err_cnt),
4559[C_RX_RBUF_EMPTY_ERR] = CNTR_ELEM("RxRbufEmptyErr", 0, 0,
4560 CNTR_NORMAL,
4561 access_rx_rbuf_empty_err_cnt),
4562[C_RX_RBUF_FULL_ERR] = CNTR_ELEM("RxRbufFullErr", 0, 0,
4563 CNTR_NORMAL,
4564 access_rx_rbuf_full_err_cnt),
4565[C_RX_RBUF_BAD_LOOKUP_ERR] = CNTR_ELEM("RxRBufBadLookupErr", 0, 0,
4566 CNTR_NORMAL,
4567 access_rbuf_bad_lookup_err_cnt),
4568[C_RX_RBUF_CTX_ID_PARITY_ERR] = CNTR_ELEM("RxRbufCtxIdParityErr", 0, 0,
4569 CNTR_NORMAL,
4570 access_rbuf_ctx_id_parity_err_cnt),
4571[C_RX_RBUF_CSR_QEOPDW_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQEOPDWParityErr", 0, 0,
4572 CNTR_NORMAL,
4573 access_rbuf_csr_qeopdw_parity_err_cnt),
4574[C_RX_RBUF_CSR_Q_NUM_OF_PKT_PARITY_ERR] = CNTR_ELEM(
4575 "RxRbufCsrQNumOfPktParityErr", 0, 0,
4576 CNTR_NORMAL,
4577 access_rx_rbuf_csr_q_num_of_pkt_parity_err_cnt),
4578[C_RX_RBUF_CSR_Q_T1_PTR_PARITY_ERR] = CNTR_ELEM(
4579 "RxRbufCsrQTlPtrParityErr", 0, 0,
4580 CNTR_NORMAL,
4581 access_rx_rbuf_csr_q_t1_ptr_parity_err_cnt),
4582[C_RX_RBUF_CSR_Q_HD_PTR_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQHdPtrParityErr", 0,
4583 0, CNTR_NORMAL,
4584 access_rx_rbuf_csr_q_hd_ptr_parity_err_cnt),
4585[C_RX_RBUF_CSR_Q_VLD_BIT_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQVldBitParityErr", 0,
4586 0, CNTR_NORMAL,
4587 access_rx_rbuf_csr_q_vld_bit_parity_err_cnt),
4588[C_RX_RBUF_CSR_Q_NEXT_BUF_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQNextBufParityErr",
4589 0, 0, CNTR_NORMAL,
4590 access_rx_rbuf_csr_q_next_buf_parity_err_cnt),
4591[C_RX_RBUF_CSR_Q_ENT_CNT_PARITY_ERR] = CNTR_ELEM("RxRbufCsrQEntCntParityErr", 0,
4592 0, CNTR_NORMAL,
4593 access_rx_rbuf_csr_q_ent_cnt_parity_err_cnt),
4594[C_RX_RBUF_CSR_Q_HEAD_BUF_NUM_PARITY_ERR] = CNTR_ELEM(
4595 "RxRbufCsrQHeadBufNumParityErr", 0, 0,
4596 CNTR_NORMAL,
4597 access_rx_rbuf_csr_q_head_buf_num_parity_err_cnt),
4598[C_RX_RBUF_BLOCK_LIST_READ_COR_ERR] = CNTR_ELEM("RxRbufBlockListReadCorErr", 0,
4599 0, CNTR_NORMAL,
4600 access_rx_rbuf_block_list_read_cor_err_cnt),
4601[C_RX_RBUF_BLOCK_LIST_READ_UNC_ERR] = CNTR_ELEM("RxRbufBlockListReadUncErr", 0,
4602 0, CNTR_NORMAL,
4603 access_rx_rbuf_block_list_read_unc_err_cnt),
4604[C_RX_RBUF_LOOKUP_DES_COR_ERR] = CNTR_ELEM("RxRbufLookupDesCorErr", 0, 0,
4605 CNTR_NORMAL,
4606 access_rx_rbuf_lookup_des_cor_err_cnt),
4607[C_RX_RBUF_LOOKUP_DES_UNC_ERR] = CNTR_ELEM("RxRbufLookupDesUncErr", 0, 0,
4608 CNTR_NORMAL,
4609 access_rx_rbuf_lookup_des_unc_err_cnt),
4610[C_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR] = CNTR_ELEM(
4611 "RxRbufLookupDesRegUncCorErr", 0, 0,
4612 CNTR_NORMAL,
4613 access_rx_rbuf_lookup_des_reg_unc_cor_err_cnt),
4614[C_RX_RBUF_LOOKUP_DES_REG_UNC_ERR] = CNTR_ELEM("RxRbufLookupDesRegUncErr", 0, 0,
4615 CNTR_NORMAL,
4616 access_rx_rbuf_lookup_des_reg_unc_err_cnt),
4617[C_RX_RBUF_FREE_LIST_COR_ERR] = CNTR_ELEM("RxRbufFreeListCorErr", 0, 0,
4618 CNTR_NORMAL,
4619 access_rx_rbuf_free_list_cor_err_cnt),
4620[C_RX_RBUF_FREE_LIST_UNC_ERR] = CNTR_ELEM("RxRbufFreeListUncErr", 0, 0,
4621 CNTR_NORMAL,
4622 access_rx_rbuf_free_list_unc_err_cnt),
4623[C_RX_RCV_FSM_ENCODING_ERR] = CNTR_ELEM("RxRcvFsmEncodingErr", 0, 0,
4624 CNTR_NORMAL,
4625 access_rx_rcv_fsm_encoding_err_cnt),
4626[C_RX_DMA_FLAG_COR_ERR] = CNTR_ELEM("RxDmaFlagCorErr", 0, 0,
4627 CNTR_NORMAL,
4628 access_rx_dma_flag_cor_err_cnt),
4629[C_RX_DMA_FLAG_UNC_ERR] = CNTR_ELEM("RxDmaFlagUncErr", 0, 0,
4630 CNTR_NORMAL,
4631 access_rx_dma_flag_unc_err_cnt),
4632[C_RX_DC_SOP_EOP_PARITY_ERR] = CNTR_ELEM("RxDcSopEopParityErr", 0, 0,
4633 CNTR_NORMAL,
4634 access_rx_dc_sop_eop_parity_err_cnt),
4635[C_RX_RCV_CSR_PARITY_ERR] = CNTR_ELEM("RxRcvCsrParityErr", 0, 0,
4636 CNTR_NORMAL,
4637 access_rx_rcv_csr_parity_err_cnt),
4638[C_RX_RCV_QP_MAP_TABLE_COR_ERR] = CNTR_ELEM("RxRcvQpMapTableCorErr", 0, 0,
4639 CNTR_NORMAL,
4640 access_rx_rcv_qp_map_table_cor_err_cnt),
4641[C_RX_RCV_QP_MAP_TABLE_UNC_ERR] = CNTR_ELEM("RxRcvQpMapTableUncErr", 0, 0,
4642 CNTR_NORMAL,
4643 access_rx_rcv_qp_map_table_unc_err_cnt),
4644[C_RX_RCV_DATA_COR_ERR] = CNTR_ELEM("RxRcvDataCorErr", 0, 0,
4645 CNTR_NORMAL,
4646 access_rx_rcv_data_cor_err_cnt),
4647[C_RX_RCV_DATA_UNC_ERR] = CNTR_ELEM("RxRcvDataUncErr", 0, 0,
4648 CNTR_NORMAL,
4649 access_rx_rcv_data_unc_err_cnt),
4650[C_RX_RCV_HDR_COR_ERR] = CNTR_ELEM("RxRcvHdrCorErr", 0, 0,
4651 CNTR_NORMAL,
4652 access_rx_rcv_hdr_cor_err_cnt),
4653[C_RX_RCV_HDR_UNC_ERR] = CNTR_ELEM("RxRcvHdrUncErr", 0, 0,
4654 CNTR_NORMAL,
4655 access_rx_rcv_hdr_unc_err_cnt),
4656[C_RX_DC_INTF_PARITY_ERR] = CNTR_ELEM("RxDcIntfParityErr", 0, 0,
4657 CNTR_NORMAL,
4658 access_rx_dc_intf_parity_err_cnt),
4659[C_RX_DMA_CSR_COR_ERR] = CNTR_ELEM("RxDmaCsrCorErr", 0, 0,
4660 CNTR_NORMAL,
4661 access_rx_dma_csr_cor_err_cnt),
4662
4663[C_PIO_PEC_SOP_HEAD_PARITY_ERR] = CNTR_ELEM("PioPecSopHeadParityErr", 0, 0,
4664 CNTR_NORMAL,
4665 access_pio_pec_sop_head_parity_err_cnt),
4666[C_PIO_PCC_SOP_HEAD_PARITY_ERR] = CNTR_ELEM("PioPccSopHeadParityErr", 0, 0,
4667 CNTR_NORMAL,
4668 access_pio_pcc_sop_head_parity_err_cnt),
4669[C_PIO_LAST_RETURNED_CNT_PARITY_ERR] = CNTR_ELEM("PioLastReturnedCntParityErr",
4670 0, 0, CNTR_NORMAL,
4671 access_pio_last_returned_cnt_parity_err_cnt),
4672[C_PIO_CURRENT_FREE_CNT_PARITY_ERR] = CNTR_ELEM("PioCurrentFreeCntParityErr", 0,
4673 0, CNTR_NORMAL,
4674 access_pio_current_free_cnt_parity_err_cnt),
4675[C_PIO_RSVD_31_ERR] = CNTR_ELEM("Pio Reserved 31", 0, 0,
4676 CNTR_NORMAL,
4677 access_pio_reserved_31_err_cnt),
4678[C_PIO_RSVD_30_ERR] = CNTR_ELEM("Pio Reserved 30", 0, 0,
4679 CNTR_NORMAL,
4680 access_pio_reserved_30_err_cnt),
4681[C_PIO_PPMC_SOP_LEN_ERR] = CNTR_ELEM("PioPpmcSopLenErr", 0, 0,
4682 CNTR_NORMAL,
4683 access_pio_ppmc_sop_len_err_cnt),
4684[C_PIO_PPMC_BQC_MEM_PARITY_ERR] = CNTR_ELEM("PioPpmcBqcMemParityErr", 0, 0,
4685 CNTR_NORMAL,
4686 access_pio_ppmc_bqc_mem_parity_err_cnt),
4687[C_PIO_VL_FIFO_PARITY_ERR] = CNTR_ELEM("PioVlFifoParityErr", 0, 0,
4688 CNTR_NORMAL,
4689 access_pio_vl_fifo_parity_err_cnt),
4690[C_PIO_VLF_SOP_PARITY_ERR] = CNTR_ELEM("PioVlfSopParityErr", 0, 0,
4691 CNTR_NORMAL,
4692 access_pio_vlf_sop_parity_err_cnt),
4693[C_PIO_VLF_V1_LEN_PARITY_ERR] = CNTR_ELEM("PioVlfVlLenParityErr", 0, 0,
4694 CNTR_NORMAL,
4695 access_pio_vlf_v1_len_parity_err_cnt),
4696[C_PIO_BLOCK_QW_COUNT_PARITY_ERR] = CNTR_ELEM("PioBlockQwCountParityErr", 0, 0,
4697 CNTR_NORMAL,
4698 access_pio_block_qw_count_parity_err_cnt),
4699[C_PIO_WRITE_QW_VALID_PARITY_ERR] = CNTR_ELEM("PioWriteQwValidParityErr", 0, 0,
4700 CNTR_NORMAL,
4701 access_pio_write_qw_valid_parity_err_cnt),
4702[C_PIO_STATE_MACHINE_ERR] = CNTR_ELEM("PioStateMachineErr", 0, 0,
4703 CNTR_NORMAL,
4704 access_pio_state_machine_err_cnt),
4705[C_PIO_WRITE_DATA_PARITY_ERR] = CNTR_ELEM("PioWriteDataParityErr", 0, 0,
4706 CNTR_NORMAL,
4707 access_pio_write_data_parity_err_cnt),
4708[C_PIO_HOST_ADDR_MEM_COR_ERR] = CNTR_ELEM("PioHostAddrMemCorErr", 0, 0,
4709 CNTR_NORMAL,
4710 access_pio_host_addr_mem_cor_err_cnt),
4711[C_PIO_HOST_ADDR_MEM_UNC_ERR] = CNTR_ELEM("PioHostAddrMemUncErr", 0, 0,
4712 CNTR_NORMAL,
4713 access_pio_host_addr_mem_unc_err_cnt),
4714[C_PIO_PKT_EVICT_SM_OR_ARM_SM_ERR] = CNTR_ELEM("PioPktEvictSmOrArbSmErr", 0, 0,
4715 CNTR_NORMAL,
4716 access_pio_pkt_evict_sm_or_arb_sm_err_cnt),
4717[C_PIO_INIT_SM_IN_ERR] = CNTR_ELEM("PioInitSmInErr", 0, 0,
4718 CNTR_NORMAL,
4719 access_pio_init_sm_in_err_cnt),
4720[C_PIO_PPMC_PBL_FIFO_ERR] = CNTR_ELEM("PioPpmcPblFifoErr", 0, 0,
4721 CNTR_NORMAL,
4722 access_pio_ppmc_pbl_fifo_err_cnt),
4723[C_PIO_CREDIT_RET_FIFO_PARITY_ERR] = CNTR_ELEM("PioCreditRetFifoParityErr", 0,
4724 0, CNTR_NORMAL,
4725 access_pio_credit_ret_fifo_parity_err_cnt),
4726[C_PIO_V1_LEN_MEM_BANK1_COR_ERR] = CNTR_ELEM("PioVlLenMemBank1CorErr", 0, 0,
4727 CNTR_NORMAL,
4728 access_pio_v1_len_mem_bank1_cor_err_cnt),
4729[C_PIO_V1_LEN_MEM_BANK0_COR_ERR] = CNTR_ELEM("PioVlLenMemBank0CorErr", 0, 0,
4730 CNTR_NORMAL,
4731 access_pio_v1_len_mem_bank0_cor_err_cnt),
4732[C_PIO_V1_LEN_MEM_BANK1_UNC_ERR] = CNTR_ELEM("PioVlLenMemBank1UncErr", 0, 0,
4733 CNTR_NORMAL,
4734 access_pio_v1_len_mem_bank1_unc_err_cnt),
4735[C_PIO_V1_LEN_MEM_BANK0_UNC_ERR] = CNTR_ELEM("PioVlLenMemBank0UncErr", 0, 0,
4736 CNTR_NORMAL,
4737 access_pio_v1_len_mem_bank0_unc_err_cnt),
4738[C_PIO_SM_PKT_RESET_PARITY_ERR] = CNTR_ELEM("PioSmPktResetParityErr", 0, 0,
4739 CNTR_NORMAL,
4740 access_pio_sm_pkt_reset_parity_err_cnt),
4741[C_PIO_PKT_EVICT_FIFO_PARITY_ERR] = CNTR_ELEM("PioPktEvictFifoParityErr", 0, 0,
4742 CNTR_NORMAL,
4743 access_pio_pkt_evict_fifo_parity_err_cnt),
4744[C_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR] = CNTR_ELEM(
4745 "PioSbrdctrlCrrelFifoParityErr", 0, 0,
4746 CNTR_NORMAL,
4747 access_pio_sbrdctrl_crrel_fifo_parity_err_cnt),
4748[C_PIO_SBRDCTL_CRREL_PARITY_ERR] = CNTR_ELEM("PioSbrdctlCrrelParityErr", 0, 0,
4749 CNTR_NORMAL,
4750 access_pio_sbrdctl_crrel_parity_err_cnt),
4751[C_PIO_PEC_FIFO_PARITY_ERR] = CNTR_ELEM("PioPecFifoParityErr", 0, 0,
4752 CNTR_NORMAL,
4753 access_pio_pec_fifo_parity_err_cnt),
4754[C_PIO_PCC_FIFO_PARITY_ERR] = CNTR_ELEM("PioPccFifoParityErr", 0, 0,
4755 CNTR_NORMAL,
4756 access_pio_pcc_fifo_parity_err_cnt),
4757[C_PIO_SB_MEM_FIFO1_ERR] = CNTR_ELEM("PioSbMemFifo1Err", 0, 0,
4758 CNTR_NORMAL,
4759 access_pio_sb_mem_fifo1_err_cnt),
4760[C_PIO_SB_MEM_FIFO0_ERR] = CNTR_ELEM("PioSbMemFifo0Err", 0, 0,
4761 CNTR_NORMAL,
4762 access_pio_sb_mem_fifo0_err_cnt),
4763[C_PIO_CSR_PARITY_ERR] = CNTR_ELEM("PioCsrParityErr", 0, 0,
4764 CNTR_NORMAL,
4765 access_pio_csr_parity_err_cnt),
4766[C_PIO_WRITE_ADDR_PARITY_ERR] = CNTR_ELEM("PioWriteAddrParityErr", 0, 0,
4767 CNTR_NORMAL,
4768 access_pio_write_addr_parity_err_cnt),
4769[C_PIO_WRITE_BAD_CTXT_ERR] = CNTR_ELEM("PioWriteBadCtxtErr", 0, 0,
4770 CNTR_NORMAL,
4771 access_pio_write_bad_ctxt_err_cnt),
4772
4773[C_SDMA_PCIE_REQ_TRACKING_COR_ERR] = CNTR_ELEM("SDmaPcieReqTrackingCorErr", 0,
4774 0, CNTR_NORMAL,
4775 access_sdma_pcie_req_tracking_cor_err_cnt),
4776[C_SDMA_PCIE_REQ_TRACKING_UNC_ERR] = CNTR_ELEM("SDmaPcieReqTrackingUncErr", 0,
4777 0, CNTR_NORMAL,
4778 access_sdma_pcie_req_tracking_unc_err_cnt),
4779[C_SDMA_CSR_PARITY_ERR] = CNTR_ELEM("SDmaCsrParityErr", 0, 0,
4780 CNTR_NORMAL,
4781 access_sdma_csr_parity_err_cnt),
4782[C_SDMA_RPY_TAG_ERR] = CNTR_ELEM("SDmaRpyTagErr", 0, 0,
4783 CNTR_NORMAL,
4784 access_sdma_rpy_tag_err_cnt),
4785
4786[C_TX_READ_PIO_MEMORY_CSR_UNC_ERR] = CNTR_ELEM("TxReadPioMemoryCsrUncErr", 0, 0,
4787 CNTR_NORMAL,
4788 access_tx_read_pio_memory_csr_unc_err_cnt),
4789[C_TX_READ_SDMA_MEMORY_CSR_UNC_ERR] = CNTR_ELEM("TxReadSdmaMemoryCsrUncErr", 0,
4790 0, CNTR_NORMAL,
4791 access_tx_read_sdma_memory_csr_err_cnt),
4792[C_TX_EGRESS_FIFO_COR_ERR] = CNTR_ELEM("TxEgressFifoCorErr", 0, 0,
4793 CNTR_NORMAL,
4794 access_tx_egress_fifo_cor_err_cnt),
4795[C_TX_READ_PIO_MEMORY_COR_ERR] = CNTR_ELEM("TxReadPioMemoryCorErr", 0, 0,
4796 CNTR_NORMAL,
4797 access_tx_read_pio_memory_cor_err_cnt),
4798[C_TX_READ_SDMA_MEMORY_COR_ERR] = CNTR_ELEM("TxReadSdmaMemoryCorErr", 0, 0,
4799 CNTR_NORMAL,
4800 access_tx_read_sdma_memory_cor_err_cnt),
4801[C_TX_SB_HDR_COR_ERR] = CNTR_ELEM("TxSbHdrCorErr", 0, 0,
4802 CNTR_NORMAL,
4803 access_tx_sb_hdr_cor_err_cnt),
4804[C_TX_CREDIT_OVERRUN_ERR] = CNTR_ELEM("TxCreditOverrunErr", 0, 0,
4805 CNTR_NORMAL,
4806 access_tx_credit_overrun_err_cnt),
4807[C_TX_LAUNCH_FIFO8_COR_ERR] = CNTR_ELEM("TxLaunchFifo8CorErr", 0, 0,
4808 CNTR_NORMAL,
4809 access_tx_launch_fifo8_cor_err_cnt),
4810[C_TX_LAUNCH_FIFO7_COR_ERR] = CNTR_ELEM("TxLaunchFifo7CorErr", 0, 0,
4811 CNTR_NORMAL,
4812 access_tx_launch_fifo7_cor_err_cnt),
4813[C_TX_LAUNCH_FIFO6_COR_ERR] = CNTR_ELEM("TxLaunchFifo6CorErr", 0, 0,
4814 CNTR_NORMAL,
4815 access_tx_launch_fifo6_cor_err_cnt),
4816[C_TX_LAUNCH_FIFO5_COR_ERR] = CNTR_ELEM("TxLaunchFifo5CorErr", 0, 0,
4817 CNTR_NORMAL,
4818 access_tx_launch_fifo5_cor_err_cnt),
4819[C_TX_LAUNCH_FIFO4_COR_ERR] = CNTR_ELEM("TxLaunchFifo4CorErr", 0, 0,
4820 CNTR_NORMAL,
4821 access_tx_launch_fifo4_cor_err_cnt),
4822[C_TX_LAUNCH_FIFO3_COR_ERR] = CNTR_ELEM("TxLaunchFifo3CorErr", 0, 0,
4823 CNTR_NORMAL,
4824 access_tx_launch_fifo3_cor_err_cnt),
4825[C_TX_LAUNCH_FIFO2_COR_ERR] = CNTR_ELEM("TxLaunchFifo2CorErr", 0, 0,
4826 CNTR_NORMAL,
4827 access_tx_launch_fifo2_cor_err_cnt),
4828[C_TX_LAUNCH_FIFO1_COR_ERR] = CNTR_ELEM("TxLaunchFifo1CorErr", 0, 0,
4829 CNTR_NORMAL,
4830 access_tx_launch_fifo1_cor_err_cnt),
4831[C_TX_LAUNCH_FIFO0_COR_ERR] = CNTR_ELEM("TxLaunchFifo0CorErr", 0, 0,
4832 CNTR_NORMAL,
4833 access_tx_launch_fifo0_cor_err_cnt),
4834[C_TX_CREDIT_RETURN_VL_ERR] = CNTR_ELEM("TxCreditReturnVLErr", 0, 0,
4835 CNTR_NORMAL,
4836 access_tx_credit_return_vl_err_cnt),
4837[C_TX_HCRC_INSERTION_ERR] = CNTR_ELEM("TxHcrcInsertionErr", 0, 0,
4838 CNTR_NORMAL,
4839 access_tx_hcrc_insertion_err_cnt),
4840[C_TX_EGRESS_FIFI_UNC_ERR] = CNTR_ELEM("TxEgressFifoUncErr", 0, 0,
4841 CNTR_NORMAL,
4842 access_tx_egress_fifo_unc_err_cnt),
4843[C_TX_READ_PIO_MEMORY_UNC_ERR] = CNTR_ELEM("TxReadPioMemoryUncErr", 0, 0,
4844 CNTR_NORMAL,
4845 access_tx_read_pio_memory_unc_err_cnt),
4846[C_TX_READ_SDMA_MEMORY_UNC_ERR] = CNTR_ELEM("TxReadSdmaMemoryUncErr", 0, 0,
4847 CNTR_NORMAL,
4848 access_tx_read_sdma_memory_unc_err_cnt),
4849[C_TX_SB_HDR_UNC_ERR] = CNTR_ELEM("TxSbHdrUncErr", 0, 0,
4850 CNTR_NORMAL,
4851 access_tx_sb_hdr_unc_err_cnt),
4852[C_TX_CREDIT_RETURN_PARITY_ERR] = CNTR_ELEM("TxCreditReturnParityErr", 0, 0,
4853 CNTR_NORMAL,
4854 access_tx_credit_return_partiy_err_cnt),
4855[C_TX_LAUNCH_FIFO8_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo8UncOrParityErr",
4856 0, 0, CNTR_NORMAL,
4857 access_tx_launch_fifo8_unc_or_parity_err_cnt),
4858[C_TX_LAUNCH_FIFO7_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo7UncOrParityErr",
4859 0, 0, CNTR_NORMAL,
4860 access_tx_launch_fifo7_unc_or_parity_err_cnt),
4861[C_TX_LAUNCH_FIFO6_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo6UncOrParityErr",
4862 0, 0, CNTR_NORMAL,
4863 access_tx_launch_fifo6_unc_or_parity_err_cnt),
4864[C_TX_LAUNCH_FIFO5_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo5UncOrParityErr",
4865 0, 0, CNTR_NORMAL,
4866 access_tx_launch_fifo5_unc_or_parity_err_cnt),
4867[C_TX_LAUNCH_FIFO4_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo4UncOrParityErr",
4868 0, 0, CNTR_NORMAL,
4869 access_tx_launch_fifo4_unc_or_parity_err_cnt),
4870[C_TX_LAUNCH_FIFO3_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo3UncOrParityErr",
4871 0, 0, CNTR_NORMAL,
4872 access_tx_launch_fifo3_unc_or_parity_err_cnt),
4873[C_TX_LAUNCH_FIFO2_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo2UncOrParityErr",
4874 0, 0, CNTR_NORMAL,
4875 access_tx_launch_fifo2_unc_or_parity_err_cnt),
4876[C_TX_LAUNCH_FIFO1_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo1UncOrParityErr",
4877 0, 0, CNTR_NORMAL,
4878 access_tx_launch_fifo1_unc_or_parity_err_cnt),
4879[C_TX_LAUNCH_FIFO0_UNC_OR_PARITY_ERR] = CNTR_ELEM("TxLaunchFifo0UncOrParityErr",
4880 0, 0, CNTR_NORMAL,
4881 access_tx_launch_fifo0_unc_or_parity_err_cnt),
4882[C_TX_SDMA15_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma15DisallowedPacketErr",
4883 0, 0, CNTR_NORMAL,
4884 access_tx_sdma15_disallowed_packet_err_cnt),
4885[C_TX_SDMA14_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma14DisallowedPacketErr",
4886 0, 0, CNTR_NORMAL,
4887 access_tx_sdma14_disallowed_packet_err_cnt),
4888[C_TX_SDMA13_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma13DisallowedPacketErr",
4889 0, 0, CNTR_NORMAL,
4890 access_tx_sdma13_disallowed_packet_err_cnt),
4891[C_TX_SDMA12_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma12DisallowedPacketErr",
4892 0, 0, CNTR_NORMAL,
4893 access_tx_sdma12_disallowed_packet_err_cnt),
4894[C_TX_SDMA11_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma11DisallowedPacketErr",
4895 0, 0, CNTR_NORMAL,
4896 access_tx_sdma11_disallowed_packet_err_cnt),
4897[C_TX_SDMA10_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma10DisallowedPacketErr",
4898 0, 0, CNTR_NORMAL,
4899 access_tx_sdma10_disallowed_packet_err_cnt),
4900[C_TX_SDMA9_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma9DisallowedPacketErr",
4901 0, 0, CNTR_NORMAL,
4902 access_tx_sdma9_disallowed_packet_err_cnt),
4903[C_TX_SDMA8_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma8DisallowedPacketErr",
4904 0, 0, CNTR_NORMAL,
4905 access_tx_sdma8_disallowed_packet_err_cnt),
4906[C_TX_SDMA7_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma7DisallowedPacketErr",
4907 0, 0, CNTR_NORMAL,
4908 access_tx_sdma7_disallowed_packet_err_cnt),
4909[C_TX_SDMA6_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma6DisallowedPacketErr",
4910 0, 0, CNTR_NORMAL,
4911 access_tx_sdma6_disallowed_packet_err_cnt),
4912[C_TX_SDMA5_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma5DisallowedPacketErr",
4913 0, 0, CNTR_NORMAL,
4914 access_tx_sdma5_disallowed_packet_err_cnt),
4915[C_TX_SDMA4_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma4DisallowedPacketErr",
4916 0, 0, CNTR_NORMAL,
4917 access_tx_sdma4_disallowed_packet_err_cnt),
4918[C_TX_SDMA3_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma3DisallowedPacketErr",
4919 0, 0, CNTR_NORMAL,
4920 access_tx_sdma3_disallowed_packet_err_cnt),
4921[C_TX_SDMA2_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma2DisallowedPacketErr",
4922 0, 0, CNTR_NORMAL,
4923 access_tx_sdma2_disallowed_packet_err_cnt),
4924[C_TX_SDMA1_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma1DisallowedPacketErr",
4925 0, 0, CNTR_NORMAL,
4926 access_tx_sdma1_disallowed_packet_err_cnt),
4927[C_TX_SDMA0_DISALLOWED_PACKET_ERR] = CNTR_ELEM("TxSdma0DisallowedPacketErr",
4928 0, 0, CNTR_NORMAL,
4929 access_tx_sdma0_disallowed_packet_err_cnt),
4930[C_TX_CONFIG_PARITY_ERR] = CNTR_ELEM("TxConfigParityErr", 0, 0,
4931 CNTR_NORMAL,
4932 access_tx_config_parity_err_cnt),
4933[C_TX_SBRD_CTL_CSR_PARITY_ERR] = CNTR_ELEM("TxSbrdCtlCsrParityErr", 0, 0,
4934 CNTR_NORMAL,
4935 access_tx_sbrd_ctl_csr_parity_err_cnt),
4936[C_TX_LAUNCH_CSR_PARITY_ERR] = CNTR_ELEM("TxLaunchCsrParityErr", 0, 0,
4937 CNTR_NORMAL,
4938 access_tx_launch_csr_parity_err_cnt),
4939[C_TX_ILLEGAL_CL_ERR] = CNTR_ELEM("TxIllegalVLErr", 0, 0,
4940 CNTR_NORMAL,
4941 access_tx_illegal_vl_err_cnt),
4942[C_TX_SBRD_CTL_STATE_MACHINE_PARITY_ERR] = CNTR_ELEM(
4943 "TxSbrdCtlStateMachineParityErr", 0, 0,
4944 CNTR_NORMAL,
4945 access_tx_sbrd_ctl_state_machine_parity_err_cnt),
4946[C_TX_RESERVED_10] = CNTR_ELEM("Tx Egress Reserved 10", 0, 0,
4947 CNTR_NORMAL,
4948 access_egress_reserved_10_err_cnt),
4949[C_TX_RESERVED_9] = CNTR_ELEM("Tx Egress Reserved 9", 0, 0,
4950 CNTR_NORMAL,
4951 access_egress_reserved_9_err_cnt),
4952[C_TX_SDMA_LAUNCH_INTF_PARITY_ERR] = CNTR_ELEM("TxSdmaLaunchIntfParityErr",
4953 0, 0, CNTR_NORMAL,
4954 access_tx_sdma_launch_intf_parity_err_cnt),
4955[C_TX_PIO_LAUNCH_INTF_PARITY_ERR] = CNTR_ELEM("TxPioLaunchIntfParityErr", 0, 0,
4956 CNTR_NORMAL,
4957 access_tx_pio_launch_intf_parity_err_cnt),
4958[C_TX_RESERVED_6] = CNTR_ELEM("Tx Egress Reserved 6", 0, 0,
4959 CNTR_NORMAL,
4960 access_egress_reserved_6_err_cnt),
4961[C_TX_INCORRECT_LINK_STATE_ERR] = CNTR_ELEM("TxIncorrectLinkStateErr", 0, 0,
4962 CNTR_NORMAL,
4963 access_tx_incorrect_link_state_err_cnt),
4964[C_TX_LINK_DOWN_ERR] = CNTR_ELEM("TxLinkdownErr", 0, 0,
4965 CNTR_NORMAL,
4966 access_tx_linkdown_err_cnt),
4967[C_TX_EGRESS_FIFO_UNDERRUN_OR_PARITY_ERR] = CNTR_ELEM(
4968 "EgressFifoUnderrunOrParityErr", 0, 0,
4969 CNTR_NORMAL,
4970 access_tx_egress_fifi_underrun_or_parity_err_cnt),
4971[C_TX_RESERVED_2] = CNTR_ELEM("Tx Egress Reserved 2", 0, 0,
4972 CNTR_NORMAL,
4973 access_egress_reserved_2_err_cnt),
4974[C_TX_PKT_INTEGRITY_MEM_UNC_ERR] = CNTR_ELEM("TxPktIntegrityMemUncErr", 0, 0,
4975 CNTR_NORMAL,
4976 access_tx_pkt_integrity_mem_unc_err_cnt),
4977[C_TX_PKT_INTEGRITY_MEM_COR_ERR] = CNTR_ELEM("TxPktIntegrityMemCorErr", 0, 0,
4978 CNTR_NORMAL,
4979 access_tx_pkt_integrity_mem_cor_err_cnt),
4980
4981[C_SEND_CSR_WRITE_BAD_ADDR_ERR] = CNTR_ELEM("SendCsrWriteBadAddrErr", 0, 0,
4982 CNTR_NORMAL,
4983 access_send_csr_write_bad_addr_err_cnt),
4984[C_SEND_CSR_READ_BAD_ADD_ERR] = CNTR_ELEM("SendCsrReadBadAddrErr", 0, 0,
4985 CNTR_NORMAL,
4986 access_send_csr_read_bad_addr_err_cnt),
4987[C_SEND_CSR_PARITY_ERR] = CNTR_ELEM("SendCsrParityErr", 0, 0,
4988 CNTR_NORMAL,
4989 access_send_csr_parity_cnt),
4990
4991[C_PIO_WRITE_OUT_OF_BOUNDS_ERR] = CNTR_ELEM("PioWriteOutOfBoundsErr", 0, 0,
4992 CNTR_NORMAL,
4993 access_pio_write_out_of_bounds_err_cnt),
4994[C_PIO_WRITE_OVERFLOW_ERR] = CNTR_ELEM("PioWriteOverflowErr", 0, 0,
4995 CNTR_NORMAL,
4996 access_pio_write_overflow_err_cnt),
4997[C_PIO_WRITE_CROSSES_BOUNDARY_ERR] = CNTR_ELEM("PioWriteCrossesBoundaryErr",
4998 0, 0, CNTR_NORMAL,
4999 access_pio_write_crosses_boundary_err_cnt),
5000[C_PIO_DISALLOWED_PACKET_ERR] = CNTR_ELEM("PioDisallowedPacketErr", 0, 0,
5001 CNTR_NORMAL,
5002 access_pio_disallowed_packet_err_cnt),
5003[C_PIO_INCONSISTENT_SOP_ERR] = CNTR_ELEM("PioInconsistentSopErr", 0, 0,
5004 CNTR_NORMAL,
5005 access_pio_inconsistent_sop_err_cnt),
5006
5007[C_SDMA_HEADER_REQUEST_FIFO_COR_ERR] = CNTR_ELEM("SDmaHeaderRequestFifoCorErr",
5008 0, 0, CNTR_NORMAL,
5009 access_sdma_header_request_fifo_cor_err_cnt),
5010[C_SDMA_HEADER_STORAGE_COR_ERR] = CNTR_ELEM("SDmaHeaderStorageCorErr", 0, 0,
5011 CNTR_NORMAL,
5012 access_sdma_header_storage_cor_err_cnt),
5013[C_SDMA_PACKET_TRACKING_COR_ERR] = CNTR_ELEM("SDmaPacketTrackingCorErr", 0, 0,
5014 CNTR_NORMAL,
5015 access_sdma_packet_tracking_cor_err_cnt),
5016[C_SDMA_ASSEMBLY_COR_ERR] = CNTR_ELEM("SDmaAssemblyCorErr", 0, 0,
5017 CNTR_NORMAL,
5018 access_sdma_assembly_cor_err_cnt),
5019[C_SDMA_DESC_TABLE_COR_ERR] = CNTR_ELEM("SDmaDescTableCorErr", 0, 0,
5020 CNTR_NORMAL,
5021 access_sdma_desc_table_cor_err_cnt),
5022[C_SDMA_HEADER_REQUEST_FIFO_UNC_ERR] = CNTR_ELEM("SDmaHeaderRequestFifoUncErr",
5023 0, 0, CNTR_NORMAL,
5024 access_sdma_header_request_fifo_unc_err_cnt),
5025[C_SDMA_HEADER_STORAGE_UNC_ERR] = CNTR_ELEM("SDmaHeaderStorageUncErr", 0, 0,
5026 CNTR_NORMAL,
5027 access_sdma_header_storage_unc_err_cnt),
5028[C_SDMA_PACKET_TRACKING_UNC_ERR] = CNTR_ELEM("SDmaPacketTrackingUncErr", 0, 0,
5029 CNTR_NORMAL,
5030 access_sdma_packet_tracking_unc_err_cnt),
5031[C_SDMA_ASSEMBLY_UNC_ERR] = CNTR_ELEM("SDmaAssemblyUncErr", 0, 0,
5032 CNTR_NORMAL,
5033 access_sdma_assembly_unc_err_cnt),
5034[C_SDMA_DESC_TABLE_UNC_ERR] = CNTR_ELEM("SDmaDescTableUncErr", 0, 0,
5035 CNTR_NORMAL,
5036 access_sdma_desc_table_unc_err_cnt),
5037[C_SDMA_TIMEOUT_ERR] = CNTR_ELEM("SDmaTimeoutErr", 0, 0,
5038 CNTR_NORMAL,
5039 access_sdma_timeout_err_cnt),
5040[C_SDMA_HEADER_LENGTH_ERR] = CNTR_ELEM("SDmaHeaderLengthErr", 0, 0,
5041 CNTR_NORMAL,
5042 access_sdma_header_length_err_cnt),
5043[C_SDMA_HEADER_ADDRESS_ERR] = CNTR_ELEM("SDmaHeaderAddressErr", 0, 0,
5044 CNTR_NORMAL,
5045 access_sdma_header_address_err_cnt),
5046[C_SDMA_HEADER_SELECT_ERR] = CNTR_ELEM("SDmaHeaderSelectErr", 0, 0,
5047 CNTR_NORMAL,
5048 access_sdma_header_select_err_cnt),
5049[C_SMDA_RESERVED_9] = CNTR_ELEM("SDma Reserved 9", 0, 0,
5050 CNTR_NORMAL,
5051 access_sdma_reserved_9_err_cnt),
5052[C_SDMA_PACKET_DESC_OVERFLOW_ERR] = CNTR_ELEM("SDmaPacketDescOverflowErr", 0, 0,
5053 CNTR_NORMAL,
5054 access_sdma_packet_desc_overflow_err_cnt),
5055[C_SDMA_LENGTH_MISMATCH_ERR] = CNTR_ELEM("SDmaLengthMismatchErr", 0, 0,
5056 CNTR_NORMAL,
5057 access_sdma_length_mismatch_err_cnt),
5058[C_SDMA_HALT_ERR] = CNTR_ELEM("SDmaHaltErr", 0, 0,
5059 CNTR_NORMAL,
5060 access_sdma_halt_err_cnt),
5061[C_SDMA_MEM_READ_ERR] = CNTR_ELEM("SDmaMemReadErr", 0, 0,
5062 CNTR_NORMAL,
5063 access_sdma_mem_read_err_cnt),
5064[C_SDMA_FIRST_DESC_ERR] = CNTR_ELEM("SDmaFirstDescErr", 0, 0,
5065 CNTR_NORMAL,
5066 access_sdma_first_desc_err_cnt),
5067[C_SDMA_TAIL_OUT_OF_BOUNDS_ERR] = CNTR_ELEM("SDmaTailOutOfBoundsErr", 0, 0,
5068 CNTR_NORMAL,
5069 access_sdma_tail_out_of_bounds_err_cnt),
5070[C_SDMA_TOO_LONG_ERR] = CNTR_ELEM("SDmaTooLongErr", 0, 0,
5071 CNTR_NORMAL,
5072 access_sdma_too_long_err_cnt),
5073[C_SDMA_GEN_MISMATCH_ERR] = CNTR_ELEM("SDmaGenMismatchErr", 0, 0,
5074 CNTR_NORMAL,
5075 access_sdma_gen_mismatch_err_cnt),
5076[C_SDMA_WRONG_DW_ERR] = CNTR_ELEM("SDmaWrongDwErr", 0, 0,
5077 CNTR_NORMAL,
5078 access_sdma_wrong_dw_err_cnt),
5079};
5080
5081static struct cntr_entry port_cntrs[PORT_CNTR_LAST] = {
5082[C_TX_UNSUP_VL] = TXE32_PORT_CNTR_ELEM(TxUnVLErr, SEND_UNSUP_VL_ERR_CNT,
5083 CNTR_NORMAL),
5084[C_TX_INVAL_LEN] = TXE32_PORT_CNTR_ELEM(TxInvalLen, SEND_LEN_ERR_CNT,
5085 CNTR_NORMAL),
5086[C_TX_MM_LEN_ERR] = TXE32_PORT_CNTR_ELEM(TxMMLenErr, SEND_MAX_MIN_LEN_ERR_CNT,
5087 CNTR_NORMAL),
5088[C_TX_UNDERRUN] = TXE32_PORT_CNTR_ELEM(TxUnderrun, SEND_UNDERRUN_CNT,
5089 CNTR_NORMAL),
5090[C_TX_FLOW_STALL] = TXE32_PORT_CNTR_ELEM(TxFlowStall, SEND_FLOW_STALL_CNT,
5091 CNTR_NORMAL),
5092[C_TX_DROPPED] = TXE32_PORT_CNTR_ELEM(TxDropped, SEND_DROPPED_PKT_CNT,
5093 CNTR_NORMAL),
5094[C_TX_HDR_ERR] = TXE32_PORT_CNTR_ELEM(TxHdrErr, SEND_HEADERS_ERR_CNT,
5095 CNTR_NORMAL),
5096[C_TX_PKT] = TXE64_PORT_CNTR_ELEM(TxPkt, SEND_DATA_PKT_CNT, CNTR_NORMAL),
5097[C_TX_WORDS] = TXE64_PORT_CNTR_ELEM(TxWords, SEND_DWORD_CNT, CNTR_NORMAL),
5098[C_TX_WAIT] = TXE64_PORT_CNTR_ELEM(TxWait, SEND_WAIT_CNT, CNTR_SYNTH),
5099[C_TX_FLIT_VL] = TXE64_PORT_CNTR_ELEM(TxFlitVL, SEND_DATA_VL0_CNT,
5100 CNTR_SYNTH | CNTR_VL),
5101[C_TX_PKT_VL] = TXE64_PORT_CNTR_ELEM(TxPktVL, SEND_DATA_PKT_VL0_CNT,
5102 CNTR_SYNTH | CNTR_VL),
5103[C_TX_WAIT_VL] = TXE64_PORT_CNTR_ELEM(TxWaitVL, SEND_WAIT_VL0_CNT,
5104 CNTR_SYNTH | CNTR_VL),
5105[C_RX_PKT] = RXE64_PORT_CNTR_ELEM(RxPkt, RCV_DATA_PKT_CNT, CNTR_NORMAL),
5106[C_RX_WORDS] = RXE64_PORT_CNTR_ELEM(RxWords, RCV_DWORD_CNT, CNTR_NORMAL),
5107[C_SW_LINK_DOWN] = CNTR_ELEM("SwLinkDown", 0, 0, CNTR_SYNTH | CNTR_32BIT,
5108 access_sw_link_dn_cnt),
5109[C_SW_LINK_UP] = CNTR_ELEM("SwLinkUp", 0, 0, CNTR_SYNTH | CNTR_32BIT,
5110 access_sw_link_up_cnt),
5111[C_SW_UNKNOWN_FRAME] = CNTR_ELEM("UnknownFrame", 0, 0, CNTR_NORMAL,
5112 access_sw_unknown_frame_cnt),
5113[C_SW_XMIT_DSCD] = CNTR_ELEM("XmitDscd", 0, 0, CNTR_SYNTH | CNTR_32BIT,
5114 access_sw_xmit_discards),
5115[C_SW_XMIT_DSCD_VL] = CNTR_ELEM("XmitDscdVl", 0, 0,
5116 CNTR_SYNTH | CNTR_32BIT | CNTR_VL,
5117 access_sw_xmit_discards),
5118[C_SW_XMIT_CSTR_ERR] = CNTR_ELEM("XmitCstrErr", 0, 0, CNTR_SYNTH,
5119 access_xmit_constraint_errs),
5120[C_SW_RCV_CSTR_ERR] = CNTR_ELEM("RcvCstrErr", 0, 0, CNTR_SYNTH,
5121 access_rcv_constraint_errs),
5122[C_SW_IBP_LOOP_PKTS] = SW_IBP_CNTR(LoopPkts, loop_pkts),
5123[C_SW_IBP_RC_RESENDS] = SW_IBP_CNTR(RcResend, rc_resends),
5124[C_SW_IBP_RNR_NAKS] = SW_IBP_CNTR(RnrNak, rnr_naks),
5125[C_SW_IBP_OTHER_NAKS] = SW_IBP_CNTR(OtherNak, other_naks),
5126[C_SW_IBP_RC_TIMEOUTS] = SW_IBP_CNTR(RcTimeOut, rc_timeouts),
5127[C_SW_IBP_PKT_DROPS] = SW_IBP_CNTR(PktDrop, pkt_drops),
5128[C_SW_IBP_DMA_WAIT] = SW_IBP_CNTR(DmaWait, dmawait),
5129[C_SW_IBP_RC_SEQNAK] = SW_IBP_CNTR(RcSeqNak, rc_seqnak),
5130[C_SW_IBP_RC_DUPREQ] = SW_IBP_CNTR(RcDupRew, rc_dupreq),
5131[C_SW_IBP_RDMA_SEQ] = SW_IBP_CNTR(RdmaSeq, rdma_seq),
5132[C_SW_IBP_UNALIGNED] = SW_IBP_CNTR(Unaligned, unaligned),
5133[C_SW_IBP_SEQ_NAK] = SW_IBP_CNTR(SeqNak, seq_naks),
5134[C_SW_IBP_RC_CRWAITS] = SW_IBP_CNTR(RcCrWait, rc_crwaits),
5135[C_SW_CPU_RC_ACKS] = CNTR_ELEM("RcAcks", 0, 0, CNTR_NORMAL,
5136 access_sw_cpu_rc_acks),
5137[C_SW_CPU_RC_QACKS] = CNTR_ELEM("RcQacks", 0, 0, CNTR_NORMAL,
5138 access_sw_cpu_rc_qacks),
5139[C_SW_CPU_RC_DELAYED_COMP] = CNTR_ELEM("RcDelayComp", 0, 0, CNTR_NORMAL,
5140 access_sw_cpu_rc_delayed_comp),
5141[OVR_LBL(0)] = OVR_ELM(0), [OVR_LBL(1)] = OVR_ELM(1),
5142[OVR_LBL(2)] = OVR_ELM(2), [OVR_LBL(3)] = OVR_ELM(3),
5143[OVR_LBL(4)] = OVR_ELM(4), [OVR_LBL(5)] = OVR_ELM(5),
5144[OVR_LBL(6)] = OVR_ELM(6), [OVR_LBL(7)] = OVR_ELM(7),
5145[OVR_LBL(8)] = OVR_ELM(8), [OVR_LBL(9)] = OVR_ELM(9),
5146[OVR_LBL(10)] = OVR_ELM(10), [OVR_LBL(11)] = OVR_ELM(11),
5147[OVR_LBL(12)] = OVR_ELM(12), [OVR_LBL(13)] = OVR_ELM(13),
5148[OVR_LBL(14)] = OVR_ELM(14), [OVR_LBL(15)] = OVR_ELM(15),
5149[OVR_LBL(16)] = OVR_ELM(16), [OVR_LBL(17)] = OVR_ELM(17),
5150[OVR_LBL(18)] = OVR_ELM(18), [OVR_LBL(19)] = OVR_ELM(19),
5151[OVR_LBL(20)] = OVR_ELM(20), [OVR_LBL(21)] = OVR_ELM(21),
5152[OVR_LBL(22)] = OVR_ELM(22), [OVR_LBL(23)] = OVR_ELM(23),
5153[OVR_LBL(24)] = OVR_ELM(24), [OVR_LBL(25)] = OVR_ELM(25),
5154[OVR_LBL(26)] = OVR_ELM(26), [OVR_LBL(27)] = OVR_ELM(27),
5155[OVR_LBL(28)] = OVR_ELM(28), [OVR_LBL(29)] = OVR_ELM(29),
5156[OVR_LBL(30)] = OVR_ELM(30), [OVR_LBL(31)] = OVR_ELM(31),
5157[OVR_LBL(32)] = OVR_ELM(32), [OVR_LBL(33)] = OVR_ELM(33),
5158[OVR_LBL(34)] = OVR_ELM(34), [OVR_LBL(35)] = OVR_ELM(35),
5159[OVR_LBL(36)] = OVR_ELM(36), [OVR_LBL(37)] = OVR_ELM(37),
5160[OVR_LBL(38)] = OVR_ELM(38), [OVR_LBL(39)] = OVR_ELM(39),
5161[OVR_LBL(40)] = OVR_ELM(40), [OVR_LBL(41)] = OVR_ELM(41),
5162[OVR_LBL(42)] = OVR_ELM(42), [OVR_LBL(43)] = OVR_ELM(43),
5163[OVR_LBL(44)] = OVR_ELM(44), [OVR_LBL(45)] = OVR_ELM(45),
5164[OVR_LBL(46)] = OVR_ELM(46), [OVR_LBL(47)] = OVR_ELM(47),
5165[OVR_LBL(48)] = OVR_ELM(48), [OVR_LBL(49)] = OVR_ELM(49),
5166[OVR_LBL(50)] = OVR_ELM(50), [OVR_LBL(51)] = OVR_ELM(51),
5167[OVR_LBL(52)] = OVR_ELM(52), [OVR_LBL(53)] = OVR_ELM(53),
5168[OVR_LBL(54)] = OVR_ELM(54), [OVR_LBL(55)] = OVR_ELM(55),
5169[OVR_LBL(56)] = OVR_ELM(56), [OVR_LBL(57)] = OVR_ELM(57),
5170[OVR_LBL(58)] = OVR_ELM(58), [OVR_LBL(59)] = OVR_ELM(59),
5171[OVR_LBL(60)] = OVR_ELM(60), [OVR_LBL(61)] = OVR_ELM(61),
5172[OVR_LBL(62)] = OVR_ELM(62), [OVR_LBL(63)] = OVR_ELM(63),
5173[OVR_LBL(64)] = OVR_ELM(64), [OVR_LBL(65)] = OVR_ELM(65),
5174[OVR_LBL(66)] = OVR_ELM(66), [OVR_LBL(67)] = OVR_ELM(67),
5175[OVR_LBL(68)] = OVR_ELM(68), [OVR_LBL(69)] = OVR_ELM(69),
5176[OVR_LBL(70)] = OVR_ELM(70), [OVR_LBL(71)] = OVR_ELM(71),
5177[OVR_LBL(72)] = OVR_ELM(72), [OVR_LBL(73)] = OVR_ELM(73),
5178[OVR_LBL(74)] = OVR_ELM(74), [OVR_LBL(75)] = OVR_ELM(75),
5179[OVR_LBL(76)] = OVR_ELM(76), [OVR_LBL(77)] = OVR_ELM(77),
5180[OVR_LBL(78)] = OVR_ELM(78), [OVR_LBL(79)] = OVR_ELM(79),
5181[OVR_LBL(80)] = OVR_ELM(80), [OVR_LBL(81)] = OVR_ELM(81),
5182[OVR_LBL(82)] = OVR_ELM(82), [OVR_LBL(83)] = OVR_ELM(83),
5183[OVR_LBL(84)] = OVR_ELM(84), [OVR_LBL(85)] = OVR_ELM(85),
5184[OVR_LBL(86)] = OVR_ELM(86), [OVR_LBL(87)] = OVR_ELM(87),
5185[OVR_LBL(88)] = OVR_ELM(88), [OVR_LBL(89)] = OVR_ELM(89),
5186[OVR_LBL(90)] = OVR_ELM(90), [OVR_LBL(91)] = OVR_ELM(91),
5187[OVR_LBL(92)] = OVR_ELM(92), [OVR_LBL(93)] = OVR_ELM(93),
5188[OVR_LBL(94)] = OVR_ELM(94), [OVR_LBL(95)] = OVR_ELM(95),
5189[OVR_LBL(96)] = OVR_ELM(96), [OVR_LBL(97)] = OVR_ELM(97),
5190[OVR_LBL(98)] = OVR_ELM(98), [OVR_LBL(99)] = OVR_ELM(99),
5191[OVR_LBL(100)] = OVR_ELM(100), [OVR_LBL(101)] = OVR_ELM(101),
5192[OVR_LBL(102)] = OVR_ELM(102), [OVR_LBL(103)] = OVR_ELM(103),
5193[OVR_LBL(104)] = OVR_ELM(104), [OVR_LBL(105)] = OVR_ELM(105),
5194[OVR_LBL(106)] = OVR_ELM(106), [OVR_LBL(107)] = OVR_ELM(107),
5195[OVR_LBL(108)] = OVR_ELM(108), [OVR_LBL(109)] = OVR_ELM(109),
5196[OVR_LBL(110)] = OVR_ELM(110), [OVR_LBL(111)] = OVR_ELM(111),
5197[OVR_LBL(112)] = OVR_ELM(112), [OVR_LBL(113)] = OVR_ELM(113),
5198[OVR_LBL(114)] = OVR_ELM(114), [OVR_LBL(115)] = OVR_ELM(115),
5199[OVR_LBL(116)] = OVR_ELM(116), [OVR_LBL(117)] = OVR_ELM(117),
5200[OVR_LBL(118)] = OVR_ELM(118), [OVR_LBL(119)] = OVR_ELM(119),
5201[OVR_LBL(120)] = OVR_ELM(120), [OVR_LBL(121)] = OVR_ELM(121),
5202[OVR_LBL(122)] = OVR_ELM(122), [OVR_LBL(123)] = OVR_ELM(123),
5203[OVR_LBL(124)] = OVR_ELM(124), [OVR_LBL(125)] = OVR_ELM(125),
5204[OVR_LBL(126)] = OVR_ELM(126), [OVR_LBL(127)] = OVR_ELM(127),
5205[OVR_LBL(128)] = OVR_ELM(128), [OVR_LBL(129)] = OVR_ELM(129),
5206[OVR_LBL(130)] = OVR_ELM(130), [OVR_LBL(131)] = OVR_ELM(131),
5207[OVR_LBL(132)] = OVR_ELM(132), [OVR_LBL(133)] = OVR_ELM(133),
5208[OVR_LBL(134)] = OVR_ELM(134), [OVR_LBL(135)] = OVR_ELM(135),
5209[OVR_LBL(136)] = OVR_ELM(136), [OVR_LBL(137)] = OVR_ELM(137),
5210[OVR_LBL(138)] = OVR_ELM(138), [OVR_LBL(139)] = OVR_ELM(139),
5211[OVR_LBL(140)] = OVR_ELM(140), [OVR_LBL(141)] = OVR_ELM(141),
5212[OVR_LBL(142)] = OVR_ELM(142), [OVR_LBL(143)] = OVR_ELM(143),
5213[OVR_LBL(144)] = OVR_ELM(144), [OVR_LBL(145)] = OVR_ELM(145),
5214[OVR_LBL(146)] = OVR_ELM(146), [OVR_LBL(147)] = OVR_ELM(147),
5215[OVR_LBL(148)] = OVR_ELM(148), [OVR_LBL(149)] = OVR_ELM(149),
5216[OVR_LBL(150)] = OVR_ELM(150), [OVR_LBL(151)] = OVR_ELM(151),
5217[OVR_LBL(152)] = OVR_ELM(152), [OVR_LBL(153)] = OVR_ELM(153),
5218[OVR_LBL(154)] = OVR_ELM(154), [OVR_LBL(155)] = OVR_ELM(155),
5219[OVR_LBL(156)] = OVR_ELM(156), [OVR_LBL(157)] = OVR_ELM(157),
5220[OVR_LBL(158)] = OVR_ELM(158), [OVR_LBL(159)] = OVR_ELM(159),
5221};
5222
5223
5224
5225
5226int is_ax(struct hfi1_devdata *dd)
5227{
5228 u8 chip_rev_minor =
5229 dd->revision >> CCE_REVISION_CHIP_REV_MINOR_SHIFT
5230 & CCE_REVISION_CHIP_REV_MINOR_MASK;
5231 return (chip_rev_minor & 0xf0) == 0;
5232}
5233
5234
5235int is_bx(struct hfi1_devdata *dd)
5236{
5237 u8 chip_rev_minor =
5238 dd->revision >> CCE_REVISION_CHIP_REV_MINOR_SHIFT
5239 & CCE_REVISION_CHIP_REV_MINOR_MASK;
5240 return (chip_rev_minor & 0xF0) == 0x10;
5241}
5242
5243
5244bool is_urg_masked(struct hfi1_ctxtdata *rcd)
5245{
5246 u64 mask;
5247 u32 is = IS_RCVURGENT_START + rcd->ctxt;
5248 u8 bit = is % 64;
5249
5250 mask = read_csr(rcd->dd, CCE_INT_MASK + (8 * (is / 64)));
5251 return !(mask & BIT_ULL(bit));
5252}
5253
5254
5255
5256
5257
5258
5259
5260static int append_str(char *buf, char **curp, int *lenp, const char *s)
5261{
5262 char *p = *curp;
5263 int len = *lenp;
5264 int result = 0;
5265 char c;
5266
5267
5268 if (p != buf) {
5269 if (len == 0) {
5270 result = 1;
5271 goto done;
5272 }
5273 *p++ = ',';
5274 len--;
5275 }
5276
5277
5278 while ((c = *s++) != 0) {
5279 if (len == 0) {
5280 result = 1;
5281 goto done;
5282 }
5283 *p++ = c;
5284 len--;
5285 }
5286
5287done:
5288
5289 *curp = p;
5290 *lenp = len;
5291
5292 return result;
5293}
5294
5295
5296
5297
5298
5299static char *flag_string(char *buf, int buf_len, u64 flags,
5300 struct flag_table *table, int table_size)
5301{
5302 char extra[32];
5303 char *p = buf;
5304 int len = buf_len;
5305 int no_room = 0;
5306 int i;
5307
5308
5309 if (len < 2)
5310 return "";
5311
5312 len--;
5313 for (i = 0; i < table_size; i++) {
5314 if (flags & table[i].flag) {
5315 no_room = append_str(buf, &p, &len, table[i].str);
5316 if (no_room)
5317 break;
5318 flags &= ~table[i].flag;
5319 }
5320 }
5321
5322
5323 if (!no_room && flags) {
5324 snprintf(extra, sizeof(extra), "bits 0x%llx", flags);
5325 no_room = append_str(buf, &p, &len, extra);
5326 }
5327
5328
5329 if (no_room) {
5330
5331 if (len == 0)
5332 --p;
5333 *p++ = '*';
5334 }
5335
5336
5337 *p = 0;
5338 return buf;
5339}
5340
5341
5342static const char * const cce_misc_names[] = {
5343 "CceErrInt",
5344 "RxeErrInt",
5345 "MiscErrInt",
5346 "Reserved3",
5347 "PioErrInt",
5348 "SDmaErrInt",
5349 "EgressErrInt",
5350 "TxeErrInt"
5351};
5352
5353
5354
5355
5356static char *is_misc_err_name(char *buf, size_t bsize, unsigned int source)
5357{
5358 if (source < ARRAY_SIZE(cce_misc_names))
5359 strncpy(buf, cce_misc_names[source], bsize);
5360 else
5361 snprintf(buf, bsize, "Reserved%u",
5362 source + IS_GENERAL_ERR_START);
5363
5364 return buf;
5365}
5366
5367
5368
5369
5370static char *is_sdma_eng_err_name(char *buf, size_t bsize, unsigned int source)
5371{
5372 snprintf(buf, bsize, "SDmaEngErrInt%u", source);
5373 return buf;
5374}
5375
5376
5377
5378
5379static char *is_sendctxt_err_name(char *buf, size_t bsize, unsigned int source)
5380{
5381 snprintf(buf, bsize, "SendCtxtErrInt%u", source);
5382 return buf;
5383}
5384
5385static const char * const various_names[] = {
5386 "PbcInt",
5387 "GpioAssertInt",
5388 "Qsfp1Int",
5389 "Qsfp2Int",
5390 "TCritInt"
5391};
5392
5393
5394
5395
5396static char *is_various_name(char *buf, size_t bsize, unsigned int source)
5397{
5398 if (source < ARRAY_SIZE(various_names))
5399 strncpy(buf, various_names[source], bsize);
5400 else
5401 snprintf(buf, bsize, "Reserved%u", source + IS_VARIOUS_START);
5402 return buf;
5403}
5404
5405
5406
5407
5408static char *is_dc_name(char *buf, size_t bsize, unsigned int source)
5409{
5410 static const char * const dc_int_names[] = {
5411 "common",
5412 "lcb",
5413 "8051",
5414 "lbm"
5415 };
5416
5417 if (source < ARRAY_SIZE(dc_int_names))
5418 snprintf(buf, bsize, "dc_%s_int", dc_int_names[source]);
5419 else
5420 snprintf(buf, bsize, "DCInt%u", source);
5421 return buf;
5422}
5423
5424static const char * const sdma_int_names[] = {
5425 "SDmaInt",
5426 "SdmaIdleInt",
5427 "SdmaProgressInt",
5428};
5429
5430
5431
5432
5433static char *is_sdma_eng_name(char *buf, size_t bsize, unsigned int source)
5434{
5435
5436 unsigned int what = source / TXE_NUM_SDMA_ENGINES;
5437
5438 unsigned int which = source % TXE_NUM_SDMA_ENGINES;
5439
5440 if (likely(what < 3))
5441 snprintf(buf, bsize, "%s%u", sdma_int_names[what], which);
5442 else
5443 snprintf(buf, bsize, "Invalid SDMA interrupt %u", source);
5444 return buf;
5445}
5446
5447
5448
5449
5450static char *is_rcv_avail_name(char *buf, size_t bsize, unsigned int source)
5451{
5452 snprintf(buf, bsize, "RcvAvailInt%u", source);
5453 return buf;
5454}
5455
5456
5457
5458
5459static char *is_rcv_urgent_name(char *buf, size_t bsize, unsigned int source)
5460{
5461 snprintf(buf, bsize, "RcvUrgentInt%u", source);
5462 return buf;
5463}
5464
5465
5466
5467
5468static char *is_send_credit_name(char *buf, size_t bsize, unsigned int source)
5469{
5470 snprintf(buf, bsize, "SendCreditInt%u", source);
5471 return buf;
5472}
5473
5474
5475
5476
5477static char *is_reserved_name(char *buf, size_t bsize, unsigned int source)
5478{
5479 snprintf(buf, bsize, "Reserved%u", source + IS_RESERVED_START);
5480 return buf;
5481}
5482
5483static char *cce_err_status_string(char *buf, int buf_len, u64 flags)
5484{
5485 return flag_string(buf, buf_len, flags,
5486 cce_err_status_flags,
5487 ARRAY_SIZE(cce_err_status_flags));
5488}
5489
5490static char *rxe_err_status_string(char *buf, int buf_len, u64 flags)
5491{
5492 return flag_string(buf, buf_len, flags,
5493 rxe_err_status_flags,
5494 ARRAY_SIZE(rxe_err_status_flags));
5495}
5496
5497static char *misc_err_status_string(char *buf, int buf_len, u64 flags)
5498{
5499 return flag_string(buf, buf_len, flags, misc_err_status_flags,
5500 ARRAY_SIZE(misc_err_status_flags));
5501}
5502
5503static char *pio_err_status_string(char *buf, int buf_len, u64 flags)
5504{
5505 return flag_string(buf, buf_len, flags,
5506 pio_err_status_flags,
5507 ARRAY_SIZE(pio_err_status_flags));
5508}
5509
5510static char *sdma_err_status_string(char *buf, int buf_len, u64 flags)
5511{
5512 return flag_string(buf, buf_len, flags,
5513 sdma_err_status_flags,
5514 ARRAY_SIZE(sdma_err_status_flags));
5515}
5516
5517static char *egress_err_status_string(char *buf, int buf_len, u64 flags)
5518{
5519 return flag_string(buf, buf_len, flags,
5520 egress_err_status_flags,
5521 ARRAY_SIZE(egress_err_status_flags));
5522}
5523
5524static char *egress_err_info_string(char *buf, int buf_len, u64 flags)
5525{
5526 return flag_string(buf, buf_len, flags,
5527 egress_err_info_flags,
5528 ARRAY_SIZE(egress_err_info_flags));
5529}
5530
5531static char *send_err_status_string(char *buf, int buf_len, u64 flags)
5532{
5533 return flag_string(buf, buf_len, flags,
5534 send_err_status_flags,
5535 ARRAY_SIZE(send_err_status_flags));
5536}
5537
5538static void handle_cce_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5539{
5540 char buf[96];
5541 int i = 0;
5542
5543
5544
5545
5546
5547 dd_dev_info(dd, "CCE Error: %s\n",
5548 cce_err_status_string(buf, sizeof(buf), reg));
5549
5550 if ((reg & CCE_ERR_STATUS_CCE_CLI2_ASYNC_FIFO_PARITY_ERR_SMASK) &&
5551 is_ax(dd) && (dd->icode != ICODE_FUNCTIONAL_SIMULATOR)) {
5552
5553
5554 start_freeze_handling(dd->pport, FREEZE_SELF);
5555 }
5556
5557 for (i = 0; i < NUM_CCE_ERR_STATUS_COUNTERS; i++) {
5558 if (reg & (1ull << i)) {
5559 incr_cntr64(&dd->cce_err_status_cnt[i]);
5560
5561 incr_cntr64(&dd->sw_cce_err_status_aggregate);
5562 }
5563 }
5564}
5565
5566
5567
5568
5569
5570#define RCVERR_CHECK_TIME 10
5571static void update_rcverr_timer(struct timer_list *t)
5572{
5573 struct hfi1_devdata *dd = from_timer(dd, t, rcverr_timer);
5574 struct hfi1_pportdata *ppd = dd->pport;
5575 u32 cur_ovfl_cnt = read_dev_cntr(dd, C_RCV_OVF, CNTR_INVALID_VL);
5576
5577 if (dd->rcv_ovfl_cnt < cur_ovfl_cnt &&
5578 ppd->port_error_action & OPA_PI_MASK_EX_BUFFER_OVERRUN) {
5579 dd_dev_info(dd, "%s: PortErrorAction bounce\n", __func__);
5580 set_link_down_reason(
5581 ppd, OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN, 0,
5582 OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN);
5583 queue_work(ppd->link_wq, &ppd->link_bounce_work);
5584 }
5585 dd->rcv_ovfl_cnt = (u32)cur_ovfl_cnt;
5586
5587 mod_timer(&dd->rcverr_timer, jiffies + HZ * RCVERR_CHECK_TIME);
5588}
5589
5590static int init_rcverr(struct hfi1_devdata *dd)
5591{
5592 timer_setup(&dd->rcverr_timer, update_rcverr_timer, 0);
5593
5594 dd->rcv_ovfl_cnt = 0;
5595 return mod_timer(&dd->rcverr_timer, jiffies + HZ * RCVERR_CHECK_TIME);
5596}
5597
5598static void free_rcverr(struct hfi1_devdata *dd)
5599{
5600 if (dd->rcverr_timer.function)
5601 del_timer_sync(&dd->rcverr_timer);
5602}
5603
5604static void handle_rxe_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5605{
5606 char buf[96];
5607 int i = 0;
5608
5609 dd_dev_info(dd, "Receive Error: %s\n",
5610 rxe_err_status_string(buf, sizeof(buf), reg));
5611
5612 if (reg & ALL_RXE_FREEZE_ERR) {
5613 int flags = 0;
5614
5615
5616
5617
5618
5619 if (is_ax(dd) && (reg & RXE_FREEZE_ABORT_MASK))
5620 flags = FREEZE_ABORT;
5621
5622 start_freeze_handling(dd->pport, flags);
5623 }
5624
5625 for (i = 0; i < NUM_RCV_ERR_STATUS_COUNTERS; i++) {
5626 if (reg & (1ull << i))
5627 incr_cntr64(&dd->rcv_err_status_cnt[i]);
5628 }
5629}
5630
5631static void handle_misc_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5632{
5633 char buf[96];
5634 int i = 0;
5635
5636 dd_dev_info(dd, "Misc Error: %s",
5637 misc_err_status_string(buf, sizeof(buf), reg));
5638 for (i = 0; i < NUM_MISC_ERR_STATUS_COUNTERS; i++) {
5639 if (reg & (1ull << i))
5640 incr_cntr64(&dd->misc_err_status_cnt[i]);
5641 }
5642}
5643
5644static void handle_pio_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5645{
5646 char buf[96];
5647 int i = 0;
5648
5649 dd_dev_info(dd, "PIO Error: %s\n",
5650 pio_err_status_string(buf, sizeof(buf), reg));
5651
5652 if (reg & ALL_PIO_FREEZE_ERR)
5653 start_freeze_handling(dd->pport, 0);
5654
5655 for (i = 0; i < NUM_SEND_PIO_ERR_STATUS_COUNTERS; i++) {
5656 if (reg & (1ull << i))
5657 incr_cntr64(&dd->send_pio_err_status_cnt[i]);
5658 }
5659}
5660
5661static void handle_sdma_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5662{
5663 char buf[96];
5664 int i = 0;
5665
5666 dd_dev_info(dd, "SDMA Error: %s\n",
5667 sdma_err_status_string(buf, sizeof(buf), reg));
5668
5669 if (reg & ALL_SDMA_FREEZE_ERR)
5670 start_freeze_handling(dd->pport, 0);
5671
5672 for (i = 0; i < NUM_SEND_DMA_ERR_STATUS_COUNTERS; i++) {
5673 if (reg & (1ull << i))
5674 incr_cntr64(&dd->send_dma_err_status_cnt[i]);
5675 }
5676}
5677
5678static inline void __count_port_discards(struct hfi1_pportdata *ppd)
5679{
5680 incr_cntr64(&ppd->port_xmit_discards);
5681}
5682
5683static void count_port_inactive(struct hfi1_devdata *dd)
5684{
5685 __count_port_discards(dd->pport);
5686}
5687
5688
5689
5690
5691
5692
5693
5694
5695
5696
5697static void handle_send_egress_err_info(struct hfi1_devdata *dd,
5698 int vl)
5699{
5700 struct hfi1_pportdata *ppd = dd->pport;
5701 u64 src = read_csr(dd, SEND_EGRESS_ERR_SOURCE);
5702 u64 info = read_csr(dd, SEND_EGRESS_ERR_INFO);
5703 char buf[96];
5704
5705
5706 write_csr(dd, SEND_EGRESS_ERR_INFO, info);
5707
5708 dd_dev_info(dd,
5709 "Egress Error Info: 0x%llx, %s Egress Error Src 0x%llx\n",
5710 info, egress_err_info_string(buf, sizeof(buf), info), src);
5711
5712
5713 if (info & PORT_DISCARD_EGRESS_ERRS) {
5714 int weight, i;
5715
5716
5717
5718
5719
5720
5721
5722
5723
5724
5725
5726
5727
5728
5729
5730
5731
5732
5733
5734
5735
5736
5737
5738 weight = hweight64(info & PORT_DISCARD_EGRESS_ERRS);
5739 for (i = 0; i < weight; i++) {
5740 __count_port_discards(ppd);
5741 if (vl >= 0 && vl < TXE_NUM_DATA_VL)
5742 incr_cntr64(&ppd->port_xmit_discards_vl[vl]);
5743 else if (vl == 15)
5744 incr_cntr64(&ppd->port_xmit_discards_vl
5745 [C_VL_15]);
5746 }
5747 }
5748}
5749
5750
5751
5752
5753
5754static inline int port_inactive_err(u64 posn)
5755{
5756 return (posn >= SEES(TX_LINKDOWN) &&
5757 posn <= SEES(TX_INCORRECT_LINK_STATE));
5758}
5759
5760
5761
5762
5763
5764static inline int disallowed_pkt_err(int posn)
5765{
5766 return (posn >= SEES(TX_SDMA0_DISALLOWED_PACKET) &&
5767 posn <= SEES(TX_SDMA15_DISALLOWED_PACKET));
5768}
5769
5770
5771
5772
5773
5774
5775static inline int disallowed_pkt_engine(int posn)
5776{
5777 return posn - SEES(TX_SDMA0_DISALLOWED_PACKET);
5778}
5779
5780
5781
5782
5783
5784static int engine_to_vl(struct hfi1_devdata *dd, int engine)
5785{
5786 struct sdma_vl_map *m;
5787 int vl;
5788
5789
5790 if (engine < 0 || engine >= TXE_NUM_SDMA_ENGINES)
5791 return -1;
5792
5793 rcu_read_lock();
5794 m = rcu_dereference(dd->sdma_map);
5795 vl = m->engine_to_vl[engine];
5796 rcu_read_unlock();
5797
5798 return vl;
5799}
5800
5801
5802
5803
5804
5805static int sc_to_vl(struct hfi1_devdata *dd, int sw_index)
5806{
5807 struct send_context_info *sci;
5808 struct send_context *sc;
5809 int i;
5810
5811 sci = &dd->send_contexts[sw_index];
5812
5813
5814 if ((sci->type != SC_KERNEL) && (sci->type != SC_VL15))
5815 return -1;
5816
5817 sc = sci->sc;
5818 if (!sc)
5819 return -1;
5820 if (dd->vld[15].sc == sc)
5821 return 15;
5822 for (i = 0; i < num_vls; i++)
5823 if (dd->vld[i].sc == sc)
5824 return i;
5825
5826 return -1;
5827}
5828
5829static void handle_egress_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5830{
5831 u64 reg_copy = reg, handled = 0;
5832 char buf[96];
5833 int i = 0;
5834
5835 if (reg & ALL_TXE_EGRESS_FREEZE_ERR)
5836 start_freeze_handling(dd->pport, 0);
5837 else if (is_ax(dd) &&
5838 (reg & SEND_EGRESS_ERR_STATUS_TX_CREDIT_RETURN_VL_ERR_SMASK) &&
5839 (dd->icode != ICODE_FUNCTIONAL_SIMULATOR))
5840 start_freeze_handling(dd->pport, 0);
5841
5842 while (reg_copy) {
5843 int posn = fls64(reg_copy);
5844
5845 int shift = posn - 1;
5846 u64 mask = 1ULL << shift;
5847
5848 if (port_inactive_err(shift)) {
5849 count_port_inactive(dd);
5850 handled |= mask;
5851 } else if (disallowed_pkt_err(shift)) {
5852 int vl = engine_to_vl(dd, disallowed_pkt_engine(shift));
5853
5854 handle_send_egress_err_info(dd, vl);
5855 handled |= mask;
5856 }
5857 reg_copy &= ~mask;
5858 }
5859
5860 reg &= ~handled;
5861
5862 if (reg)
5863 dd_dev_info(dd, "Egress Error: %s\n",
5864 egress_err_status_string(buf, sizeof(buf), reg));
5865
5866 for (i = 0; i < NUM_SEND_EGRESS_ERR_STATUS_COUNTERS; i++) {
5867 if (reg & (1ull << i))
5868 incr_cntr64(&dd->send_egress_err_status_cnt[i]);
5869 }
5870}
5871
5872static void handle_txe_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
5873{
5874 char buf[96];
5875 int i = 0;
5876
5877 dd_dev_info(dd, "Send Error: %s\n",
5878 send_err_status_string(buf, sizeof(buf), reg));
5879
5880 for (i = 0; i < NUM_SEND_ERR_STATUS_COUNTERS; i++) {
5881 if (reg & (1ull << i))
5882 incr_cntr64(&dd->send_err_status_cnt[i]);
5883 }
5884}
5885
5886
5887
5888
5889
5890#define MAX_CLEAR_COUNT 20
5891
5892
5893
5894
5895
5896
5897
5898
5899
5900
5901
5902
5903static void interrupt_clear_down(struct hfi1_devdata *dd,
5904 u32 context,
5905 const struct err_reg_info *eri)
5906{
5907 u64 reg;
5908 u32 count;
5909
5910
5911 count = 0;
5912 while (1) {
5913 reg = read_kctxt_csr(dd, context, eri->status);
5914 if (reg == 0)
5915 break;
5916 write_kctxt_csr(dd, context, eri->clear, reg);
5917 if (likely(eri->handler))
5918 eri->handler(dd, context, reg);
5919 count++;
5920 if (count > MAX_CLEAR_COUNT) {
5921 u64 mask;
5922
5923 dd_dev_err(dd, "Repeating %s bits 0x%llx - masking\n",
5924 eri->desc, reg);
5925
5926
5927
5928
5929 mask = read_kctxt_csr(dd, context, eri->mask);
5930 mask &= ~reg;
5931 write_kctxt_csr(dd, context, eri->mask, mask);
5932 break;
5933 }
5934 }
5935}
5936
5937
5938
5939
5940static void is_misc_err_int(struct hfi1_devdata *dd, unsigned int source)
5941{
5942 const struct err_reg_info *eri = &misc_errs[source];
5943
5944 if (eri->handler) {
5945 interrupt_clear_down(dd, 0, eri);
5946 } else {
5947 dd_dev_err(dd, "Unexpected misc interrupt (%u) - reserved\n",
5948 source);
5949 }
5950}
5951
5952static char *send_context_err_status_string(char *buf, int buf_len, u64 flags)
5953{
5954 return flag_string(buf, buf_len, flags,
5955 sc_err_status_flags,
5956 ARRAY_SIZE(sc_err_status_flags));
5957}
5958
5959
5960
5961
5962
5963
5964
5965
5966
5967
5968static void is_sendctxt_err_int(struct hfi1_devdata *dd,
5969 unsigned int hw_context)
5970{
5971 struct send_context_info *sci;
5972 struct send_context *sc;
5973 char flags[96];
5974 u64 status;
5975 u32 sw_index;
5976 int i = 0;
5977 unsigned long irq_flags;
5978
5979 sw_index = dd->hw_to_sw[hw_context];
5980 if (sw_index >= dd->num_send_contexts) {
5981 dd_dev_err(dd,
5982 "out of range sw index %u for send context %u\n",
5983 sw_index, hw_context);
5984 return;
5985 }
5986 sci = &dd->send_contexts[sw_index];
5987 spin_lock_irqsave(&dd->sc_lock, irq_flags);
5988 sc = sci->sc;
5989 if (!sc) {
5990 dd_dev_err(dd, "%s: context %u(%u): no sc?\n", __func__,
5991 sw_index, hw_context);
5992 spin_unlock_irqrestore(&dd->sc_lock, irq_flags);
5993 return;
5994 }
5995
5996
5997 sc_stop(sc, SCF_HALTED);
5998
5999 status = read_kctxt_csr(dd, hw_context, SEND_CTXT_ERR_STATUS);
6000
6001 dd_dev_info(dd, "Send Context %u(%u) Error: %s\n", sw_index, hw_context,
6002 send_context_err_status_string(flags, sizeof(flags),
6003 status));
6004
6005 if (status & SEND_CTXT_ERR_STATUS_PIO_DISALLOWED_PACKET_ERR_SMASK)
6006 handle_send_egress_err_info(dd, sc_to_vl(dd, sw_index));
6007
6008
6009
6010
6011
6012 if (sc->type != SC_USER)
6013 queue_work(dd->pport->hfi1_wq, &sc->halt_work);
6014 spin_unlock_irqrestore(&dd->sc_lock, irq_flags);
6015
6016
6017
6018
6019
6020
6021 for (i = 0; i < NUM_SEND_CTXT_ERR_STATUS_COUNTERS; i++) {
6022 if (status & (1ull << i))
6023 incr_cntr64(&dd->sw_ctxt_err_status_cnt[i]);
6024 }
6025}
6026
6027static void handle_sdma_eng_err(struct hfi1_devdata *dd,
6028 unsigned int source, u64 status)
6029{
6030 struct sdma_engine *sde;
6031 int i = 0;
6032
6033 sde = &dd->per_sdma[source];
6034#ifdef CONFIG_SDMA_VERBOSITY
6035 dd_dev_err(sde->dd, "CONFIG SDMA(%u) %s:%d %s()\n", sde->this_idx,
6036 slashstrip(__FILE__), __LINE__, __func__);
6037 dd_dev_err(sde->dd, "CONFIG SDMA(%u) source: %u status 0x%llx\n",
6038 sde->this_idx, source, (unsigned long long)status);
6039#endif
6040 sde->err_cnt++;
6041 sdma_engine_error(sde, status);
6042
6043
6044
6045
6046
6047
6048 for (i = 0; i < NUM_SEND_DMA_ENG_ERR_STATUS_COUNTERS; i++) {
6049 if (status & (1ull << i))
6050 incr_cntr64(&dd->sw_send_dma_eng_err_status_cnt[i]);
6051 }
6052}
6053
6054
6055
6056
6057static void is_sdma_eng_err_int(struct hfi1_devdata *dd, unsigned int source)
6058{
6059#ifdef CONFIG_SDMA_VERBOSITY
6060 struct sdma_engine *sde = &dd->per_sdma[source];
6061
6062 dd_dev_err(dd, "CONFIG SDMA(%u) %s:%d %s()\n", sde->this_idx,
6063 slashstrip(__FILE__), __LINE__, __func__);
6064 dd_dev_err(dd, "CONFIG SDMA(%u) source: %u\n", sde->this_idx,
6065 source);
6066 sdma_dumpstate(sde);
6067#endif
6068 interrupt_clear_down(dd, source, &sdma_eng_err);
6069}
6070
6071
6072
6073
6074static void is_various_int(struct hfi1_devdata *dd, unsigned int source)
6075{
6076 const struct err_reg_info *eri = &various_err[source];
6077
6078
6079
6080
6081
6082
6083 if (source == TCRIT_INT_SOURCE)
6084 handle_temp_err(dd);
6085 else if (eri->handler)
6086 interrupt_clear_down(dd, 0, eri);
6087 else
6088 dd_dev_info(dd,
6089 "%s: Unimplemented/reserved interrupt %d\n",
6090 __func__, source);
6091}
6092
6093static void handle_qsfp_int(struct hfi1_devdata *dd, u32 src_ctx, u64 reg)
6094{
6095
6096 struct hfi1_pportdata *ppd = dd->pport;
6097 unsigned long flags;
6098 u64 qsfp_int_mgmt = (u64)(QSFP_HFI0_INT_N | QSFP_HFI0_MODPRST_N);
6099
6100 if (reg & QSFP_HFI0_MODPRST_N) {
6101 if (!qsfp_mod_present(ppd)) {
6102 dd_dev_info(dd, "%s: QSFP module removed\n",
6103 __func__);
6104
6105 ppd->driver_link_ready = 0;
6106
6107
6108
6109
6110
6111 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
6112
6113
6114
6115
6116 ppd->qsfp_info.cache_valid = 0;
6117 ppd->qsfp_info.reset_needed = 0;
6118 ppd->qsfp_info.limiting_active = 0;
6119 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock,
6120 flags);
6121
6122 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_INVERT :
6123 ASIC_QSFP1_INVERT, qsfp_int_mgmt);
6124
6125 if ((ppd->offline_disabled_reason >
6126 HFI1_ODR_MASK(
6127 OPA_LINKDOWN_REASON_LOCAL_MEDIA_NOT_INSTALLED)) ||
6128 (ppd->offline_disabled_reason ==
6129 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE)))
6130 ppd->offline_disabled_reason =
6131 HFI1_ODR_MASK(
6132 OPA_LINKDOWN_REASON_LOCAL_MEDIA_NOT_INSTALLED);
6133
6134 if (ppd->host_link_state == HLS_DN_POLL) {
6135
6136
6137
6138
6139
6140
6141 queue_work(ppd->link_wq, &ppd->link_down_work);
6142 }
6143 } else {
6144 dd_dev_info(dd, "%s: QSFP module inserted\n",
6145 __func__);
6146
6147 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
6148 ppd->qsfp_info.cache_valid = 0;
6149 ppd->qsfp_info.cache_refresh_required = 1;
6150 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock,
6151 flags);
6152
6153
6154
6155
6156
6157 qsfp_int_mgmt &= ~(u64)QSFP_HFI0_MODPRST_N;
6158 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_INVERT :
6159 ASIC_QSFP1_INVERT, qsfp_int_mgmt);
6160
6161 ppd->offline_disabled_reason =
6162 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_TRANSIENT);
6163 }
6164 }
6165
6166 if (reg & QSFP_HFI0_INT_N) {
6167 dd_dev_info(dd, "%s: Interrupt received from QSFP module\n",
6168 __func__);
6169 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
6170 ppd->qsfp_info.check_interrupt_flags = 1;
6171 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock, flags);
6172 }
6173
6174
6175 if (qsfp_mod_present(ppd))
6176 queue_work(ppd->link_wq, &ppd->qsfp_info.qsfp_work);
6177}
6178
6179static int request_host_lcb_access(struct hfi1_devdata *dd)
6180{
6181 int ret;
6182
6183 ret = do_8051_command(dd, HCMD_MISC,
6184 (u64)HCMD_MISC_REQUEST_LCB_ACCESS <<
6185 LOAD_DATA_FIELD_ID_SHIFT, NULL);
6186 if (ret != HCMD_SUCCESS) {
6187 dd_dev_err(dd, "%s: command failed with error %d\n",
6188 __func__, ret);
6189 }
6190 return ret == HCMD_SUCCESS ? 0 : -EBUSY;
6191}
6192
6193static int request_8051_lcb_access(struct hfi1_devdata *dd)
6194{
6195 int ret;
6196
6197 ret = do_8051_command(dd, HCMD_MISC,
6198 (u64)HCMD_MISC_GRANT_LCB_ACCESS <<
6199 LOAD_DATA_FIELD_ID_SHIFT, NULL);
6200 if (ret != HCMD_SUCCESS) {
6201 dd_dev_err(dd, "%s: command failed with error %d\n",
6202 __func__, ret);
6203 }
6204 return ret == HCMD_SUCCESS ? 0 : -EBUSY;
6205}
6206
6207
6208
6209
6210
6211static inline void set_host_lcb_access(struct hfi1_devdata *dd)
6212{
6213 write_csr(dd, DC_DC8051_CFG_CSR_ACCESS_SEL,
6214 DC_DC8051_CFG_CSR_ACCESS_SEL_DCC_SMASK |
6215 DC_DC8051_CFG_CSR_ACCESS_SEL_LCB_SMASK);
6216}
6217
6218
6219
6220
6221
6222static inline void set_8051_lcb_access(struct hfi1_devdata *dd)
6223{
6224 write_csr(dd, DC_DC8051_CFG_CSR_ACCESS_SEL,
6225 DC_DC8051_CFG_CSR_ACCESS_SEL_DCC_SMASK);
6226}
6227
6228
6229
6230
6231
6232
6233
6234
6235
6236
6237
6238int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok)
6239{
6240 struct hfi1_pportdata *ppd = dd->pport;
6241 int ret = 0;
6242
6243
6244
6245
6246
6247
6248
6249 if (sleep_ok) {
6250 mutex_lock(&ppd->hls_lock);
6251 } else {
6252 while (!mutex_trylock(&ppd->hls_lock))
6253 udelay(1);
6254 }
6255
6256
6257 if (ppd->host_link_state & HLS_DOWN) {
6258 dd_dev_info(dd, "%s: link state %s not up\n",
6259 __func__, link_state_name(ppd->host_link_state));
6260 ret = -EBUSY;
6261 goto done;
6262 }
6263
6264 if (dd->lcb_access_count == 0) {
6265 ret = request_host_lcb_access(dd);
6266 if (ret) {
6267 dd_dev_err(dd,
6268 "%s: unable to acquire LCB access, err %d\n",
6269 __func__, ret);
6270 goto done;
6271 }
6272 set_host_lcb_access(dd);
6273 }
6274 dd->lcb_access_count++;
6275done:
6276 mutex_unlock(&ppd->hls_lock);
6277 return ret;
6278}
6279
6280
6281
6282
6283
6284
6285
6286
6287
6288int release_lcb_access(struct hfi1_devdata *dd, int sleep_ok)
6289{
6290 int ret = 0;
6291
6292
6293
6294
6295
6296
6297 if (sleep_ok) {
6298 mutex_lock(&dd->pport->hls_lock);
6299 } else {
6300 while (!mutex_trylock(&dd->pport->hls_lock))
6301 udelay(1);
6302 }
6303
6304 if (dd->lcb_access_count == 0) {
6305 dd_dev_err(dd, "%s: LCB access count is zero. Skipping.\n",
6306 __func__);
6307 goto done;
6308 }
6309
6310 if (dd->lcb_access_count == 1) {
6311 set_8051_lcb_access(dd);
6312 ret = request_8051_lcb_access(dd);
6313 if (ret) {
6314 dd_dev_err(dd,
6315 "%s: unable to release LCB access, err %d\n",
6316 __func__, ret);
6317
6318 set_host_lcb_access(dd);
6319 goto done;
6320 }
6321 }
6322 dd->lcb_access_count--;
6323done:
6324 mutex_unlock(&dd->pport->hls_lock);
6325 return ret;
6326}
6327
6328
6329
6330
6331
6332
6333
6334
6335
6336
6337static void init_lcb_access(struct hfi1_devdata *dd)
6338{
6339 dd->lcb_access_count = 0;
6340}
6341
6342
6343
6344
6345static void hreq_response(struct hfi1_devdata *dd, u8 return_code, u16 rsp_data)
6346{
6347 write_csr(dd, DC_DC8051_CFG_EXT_DEV_0,
6348 DC_DC8051_CFG_EXT_DEV_0_COMPLETED_SMASK |
6349 (u64)return_code <<
6350 DC_DC8051_CFG_EXT_DEV_0_RETURN_CODE_SHIFT |
6351 (u64)rsp_data << DC_DC8051_CFG_EXT_DEV_0_RSP_DATA_SHIFT);
6352}
6353
6354
6355
6356
6357static void handle_8051_request(struct hfi1_pportdata *ppd)
6358{
6359 struct hfi1_devdata *dd = ppd->dd;
6360 u64 reg;
6361 u16 data = 0;
6362 u8 type;
6363
6364 reg = read_csr(dd, DC_DC8051_CFG_EXT_DEV_1);
6365 if ((reg & DC_DC8051_CFG_EXT_DEV_1_REQ_NEW_SMASK) == 0)
6366 return;
6367
6368
6369 write_csr(dd, DC_DC8051_CFG_EXT_DEV_0, 0);
6370
6371
6372 type = (reg >> DC_DC8051_CFG_EXT_DEV_1_REQ_TYPE_SHIFT)
6373 & DC_DC8051_CFG_EXT_DEV_1_REQ_TYPE_MASK;
6374 data = (reg >> DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_SHIFT)
6375 & DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_MASK;
6376
6377 switch (type) {
6378 case HREQ_LOAD_CONFIG:
6379 case HREQ_SAVE_CONFIG:
6380 case HREQ_READ_CONFIG:
6381 case HREQ_SET_TX_EQ_ABS:
6382 case HREQ_SET_TX_EQ_REL:
6383 case HREQ_ENABLE:
6384 dd_dev_info(dd, "8051 request: request 0x%x not supported\n",
6385 type);
6386 hreq_response(dd, HREQ_NOT_SUPPORTED, 0);
6387 break;
6388 case HREQ_LCB_RESET:
6389
6390 write_csr(dd, DCC_CFG_RESET, LCB_RX_FPE_TX_FPE_INTO_RESET);
6391
6392 (void)read_csr(dd, DCC_CFG_RESET);
6393
6394 udelay(1);
6395
6396 write_csr(dd, DCC_CFG_RESET, LCB_RX_FPE_TX_FPE_OUT_OF_RESET);
6397 hreq_response(dd, HREQ_SUCCESS, 0);
6398
6399 break;
6400 case HREQ_CONFIG_DONE:
6401 hreq_response(dd, HREQ_SUCCESS, 0);
6402 break;
6403
6404 case HREQ_INTERFACE_TEST:
6405 hreq_response(dd, HREQ_SUCCESS, data);
6406 break;
6407 default:
6408 dd_dev_err(dd, "8051 request: unknown request 0x%x\n", type);
6409 hreq_response(dd, HREQ_NOT_SUPPORTED, 0);
6410 break;
6411 }
6412}
6413
6414
6415
6416
6417void set_up_vau(struct hfi1_devdata *dd, u8 vau)
6418{
6419 u64 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
6420
6421
6422 reg &= ~SEND_CM_GLOBAL_CREDIT_AU_SMASK;
6423 reg |= (u64)vau << SEND_CM_GLOBAL_CREDIT_AU_SHIFT;
6424 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
6425}
6426
6427
6428
6429
6430
6431
6432void set_up_vl15(struct hfi1_devdata *dd, u16 vl15buf)
6433{
6434 u64 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
6435
6436
6437 reg &= ~(SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SMASK |
6438 SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SMASK);
6439
6440
6441
6442
6443
6444 reg |= (u64)vl15buf << SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SHIFT;
6445 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
6446
6447 write_csr(dd, SEND_CM_CREDIT_VL15, (u64)vl15buf
6448 << SEND_CM_CREDIT_VL15_DEDICATED_LIMIT_VL_SHIFT);
6449}
6450
6451
6452
6453
6454
6455void reset_link_credits(struct hfi1_devdata *dd)
6456{
6457 int i;
6458
6459
6460 for (i = 0; i < TXE_NUM_DATA_VL; i++)
6461 write_csr(dd, SEND_CM_CREDIT_VL + (8 * i), 0);
6462 write_csr(dd, SEND_CM_CREDIT_VL15, 0);
6463 write_csr(dd, SEND_CM_GLOBAL_CREDIT, 0);
6464
6465 pio_send_control(dd, PSC_CM_RESET);
6466
6467 dd->vl15buf_cached = 0;
6468}
6469
6470
6471static u32 vcu_to_cu(u8 vcu)
6472{
6473 return 1 << vcu;
6474}
6475
6476
6477static u8 cu_to_vcu(u32 cu)
6478{
6479 return ilog2(cu);
6480}
6481
6482
6483static u32 vau_to_au(u8 vau)
6484{
6485 return 8 * (1 << vau);
6486}
6487
6488static void set_linkup_defaults(struct hfi1_pportdata *ppd)
6489{
6490 ppd->sm_trap_qp = 0x0;
6491 ppd->sa_qp = 0x1;
6492}
6493
6494
6495
6496
6497static void lcb_shutdown(struct hfi1_devdata *dd, int abort)
6498{
6499 u64 reg;
6500
6501
6502 write_csr(dd, DC_LCB_CFG_RUN, 0);
6503
6504 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET,
6505 1ull << DC_LCB_CFG_TX_FIFOS_RESET_VAL_SHIFT);
6506
6507 dd->lcb_err_en = read_csr(dd, DC_LCB_ERR_EN);
6508 reg = read_csr(dd, DCC_CFG_RESET);
6509 write_csr(dd, DCC_CFG_RESET, reg |
6510 DCC_CFG_RESET_RESET_LCB | DCC_CFG_RESET_RESET_RX_FPE);
6511 (void)read_csr(dd, DCC_CFG_RESET);
6512 if (!abort) {
6513 udelay(1);
6514 write_csr(dd, DCC_CFG_RESET, reg);
6515 write_csr(dd, DC_LCB_ERR_EN, dd->lcb_err_en);
6516 }
6517}
6518
6519
6520
6521
6522
6523
6524
6525
6526
6527
6528
6529static void _dc_shutdown(struct hfi1_devdata *dd)
6530{
6531 lockdep_assert_held(&dd->dc8051_lock);
6532
6533 if (dd->dc_shutdown)
6534 return;
6535
6536 dd->dc_shutdown = 1;
6537
6538 lcb_shutdown(dd, 1);
6539
6540
6541
6542
6543
6544 write_csr(dd, DC_DC8051_CFG_RST, 0x1);
6545}
6546
6547static void dc_shutdown(struct hfi1_devdata *dd)
6548{
6549 mutex_lock(&dd->dc8051_lock);
6550 _dc_shutdown(dd);
6551 mutex_unlock(&dd->dc8051_lock);
6552}
6553
6554
6555
6556
6557
6558
6559
6560static void _dc_start(struct hfi1_devdata *dd)
6561{
6562 lockdep_assert_held(&dd->dc8051_lock);
6563
6564 if (!dd->dc_shutdown)
6565 return;
6566
6567
6568 write_csr(dd, DC_DC8051_CFG_RST, 0ull);
6569
6570 if (wait_fm_ready(dd, TIMEOUT_8051_START))
6571 dd_dev_err(dd, "%s: timeout starting 8051 firmware\n",
6572 __func__);
6573
6574
6575 write_csr(dd, DCC_CFG_RESET, LCB_RX_FPE_TX_FPE_OUT_OF_RESET);
6576
6577 write_csr(dd, DC_LCB_ERR_EN, dd->lcb_err_en);
6578 dd->dc_shutdown = 0;
6579}
6580
6581static void dc_start(struct hfi1_devdata *dd)
6582{
6583 mutex_lock(&dd->dc8051_lock);
6584 _dc_start(dd);
6585 mutex_unlock(&dd->dc8051_lock);
6586}
6587
6588
6589
6590
6591static void adjust_lcb_for_fpga_serdes(struct hfi1_devdata *dd)
6592{
6593 u64 rx_radr, tx_radr;
6594 u32 version;
6595
6596 if (dd->icode != ICODE_FPGA_EMULATION)
6597 return;
6598
6599
6600
6601
6602
6603
6604
6605
6606 if (is_emulator_s(dd))
6607 return;
6608
6609
6610 version = emulator_rev(dd);
6611 if (!is_ax(dd))
6612 version = 0x2d;
6613
6614 if (version <= 0x12) {
6615
6616
6617
6618
6619
6620
6621
6622 rx_radr =
6623 0xaull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6624 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6625 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6626
6627
6628
6629
6630 tx_radr = 6ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6631 } else if (version <= 0x18) {
6632
6633
6634 rx_radr =
6635 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6636 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6637 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6638 tx_radr = 7ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6639 } else if (version == 0x19) {
6640
6641
6642 rx_radr =
6643 0xAull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6644 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6645 | 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6646 tx_radr = 3ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6647 } else if (version == 0x1a) {
6648
6649
6650 rx_radr =
6651 0x9ull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6652 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6653 | 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6654 tx_radr = 7ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6655 write_csr(dd, DC_LCB_CFG_LN_DCLK, 1ull);
6656 } else {
6657
6658
6659 rx_radr =
6660 0x8ull << DC_LCB_CFG_RX_FIFOS_RADR_DO_NOT_JUMP_VAL_SHIFT
6661 | 0x7ull << DC_LCB_CFG_RX_FIFOS_RADR_OK_TO_JUMP_VAL_SHIFT
6662 | 0x7ull << DC_LCB_CFG_RX_FIFOS_RADR_RST_VAL_SHIFT;
6663 tx_radr = 3ull << DC_LCB_CFG_TX_FIFOS_RADR_RST_VAL_SHIFT;
6664 }
6665
6666 write_csr(dd, DC_LCB_CFG_RX_FIFOS_RADR, rx_radr);
6667
6668 write_csr(dd, DC_LCB_CFG_IGNORE_LOST_RCLK,
6669 DC_LCB_CFG_IGNORE_LOST_RCLK_EN_SMASK);
6670 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RADR, tx_radr);
6671}
6672
6673
6674
6675
6676
6677
6678void handle_sma_message(struct work_struct *work)
6679{
6680 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
6681 sma_message_work);
6682 struct hfi1_devdata *dd = ppd->dd;
6683 u64 msg;
6684 int ret;
6685
6686
6687
6688
6689
6690 ret = read_idle_sma(dd, &msg);
6691 if (ret)
6692 return;
6693 dd_dev_info(dd, "%s: SMA message 0x%llx\n", __func__, msg);
6694
6695
6696
6697 switch (msg & 0xff) {
6698 case SMA_IDLE_ARM:
6699
6700
6701
6702
6703
6704
6705 if (ppd->host_link_state & (HLS_UP_INIT | HLS_UP_ARMED))
6706 ppd->neighbor_normal = 1;
6707 break;
6708 case SMA_IDLE_ACTIVE:
6709
6710
6711
6712
6713
6714
6715 if (ppd->host_link_state == HLS_UP_ARMED &&
6716 ppd->is_active_optimize_enabled) {
6717 ppd->neighbor_normal = 1;
6718 ret = set_link_state(ppd, HLS_UP_ACTIVE);
6719 if (ret)
6720 dd_dev_err(
6721 dd,
6722 "%s: received Active SMA idle message, couldn't set link to Active\n",
6723 __func__);
6724 }
6725 break;
6726 default:
6727 dd_dev_err(dd,
6728 "%s: received unexpected SMA idle message 0x%llx\n",
6729 __func__, msg);
6730 break;
6731 }
6732}
6733
6734static void adjust_rcvctrl(struct hfi1_devdata *dd, u64 add, u64 clear)
6735{
6736 u64 rcvctrl;
6737 unsigned long flags;
6738
6739 spin_lock_irqsave(&dd->rcvctrl_lock, flags);
6740 rcvctrl = read_csr(dd, RCV_CTRL);
6741 rcvctrl |= add;
6742 rcvctrl &= ~clear;
6743 write_csr(dd, RCV_CTRL, rcvctrl);
6744 spin_unlock_irqrestore(&dd->rcvctrl_lock, flags);
6745}
6746
6747static inline void add_rcvctrl(struct hfi1_devdata *dd, u64 add)
6748{
6749 adjust_rcvctrl(dd, add, 0);
6750}
6751
6752static inline void clear_rcvctrl(struct hfi1_devdata *dd, u64 clear)
6753{
6754 adjust_rcvctrl(dd, 0, clear);
6755}
6756
6757
6758
6759
6760void start_freeze_handling(struct hfi1_pportdata *ppd, int flags)
6761{
6762 struct hfi1_devdata *dd = ppd->dd;
6763 struct send_context *sc;
6764 int i;
6765 int sc_flags;
6766
6767 if (flags & FREEZE_SELF)
6768 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_FREEZE_SMASK);
6769
6770
6771 dd->flags |= HFI1_FROZEN;
6772
6773
6774 sdma_freeze_notify(dd, !!(flags & FREEZE_LINK_DOWN));
6775
6776 sc_flags = SCF_FROZEN | SCF_HALTED | (flags & FREEZE_LINK_DOWN ?
6777 SCF_LINK_DOWN : 0);
6778
6779 for (i = 0; i < dd->num_send_contexts; i++) {
6780 sc = dd->send_contexts[i].sc;
6781 if (sc && (sc->flags & SCF_ENABLED))
6782 sc_stop(sc, sc_flags);
6783 }
6784
6785
6786 hfi1_set_uevent_bits(ppd, _HFI1_EVENT_FROZEN_BIT);
6787
6788 if (flags & FREEZE_ABORT) {
6789 dd_dev_err(dd,
6790 "Aborted freeze recovery. Please REBOOT system\n");
6791 return;
6792 }
6793
6794 queue_work(ppd->hfi1_wq, &ppd->freeze_work);
6795}
6796
6797
6798
6799
6800
6801
6802
6803
6804static void wait_for_freeze_status(struct hfi1_devdata *dd, int freeze)
6805{
6806 unsigned long timeout;
6807 u64 reg;
6808
6809 timeout = jiffies + msecs_to_jiffies(FREEZE_STATUS_TIMEOUT);
6810 while (1) {
6811 reg = read_csr(dd, CCE_STATUS);
6812 if (freeze) {
6813
6814 if ((reg & ALL_FROZE) == ALL_FROZE)
6815 return;
6816 } else {
6817
6818 if ((reg & ALL_FROZE) == 0)
6819 return;
6820 }
6821
6822 if (time_after(jiffies, timeout)) {
6823 dd_dev_err(dd,
6824 "Time out waiting for SPC %sfreeze, bits 0x%llx, expecting 0x%llx, continuing",
6825 freeze ? "" : "un", reg & ALL_FROZE,
6826 freeze ? ALL_FROZE : 0ull);
6827 return;
6828 }
6829 usleep_range(80, 120);
6830 }
6831}
6832
6833
6834
6835
6836static void rxe_freeze(struct hfi1_devdata *dd)
6837{
6838 int i;
6839 struct hfi1_ctxtdata *rcd;
6840
6841
6842 clear_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
6843
6844
6845 for (i = 0; i < dd->num_rcv_contexts; i++) {
6846 rcd = hfi1_rcd_get_by_index(dd, i);
6847 hfi1_rcvctrl(dd, HFI1_RCVCTRL_CTXT_DIS, rcd);
6848 hfi1_rcd_put(rcd);
6849 }
6850}
6851
6852
6853
6854
6855
6856
6857
6858static void rxe_kernel_unfreeze(struct hfi1_devdata *dd)
6859{
6860 u32 rcvmask;
6861 u16 i;
6862 struct hfi1_ctxtdata *rcd;
6863
6864
6865 for (i = 0; i < dd->num_rcv_contexts; i++) {
6866 rcd = hfi1_rcd_get_by_index(dd, i);
6867
6868
6869 if (!rcd ||
6870 (i >= dd->first_dyn_alloc_ctxt && !rcd->is_vnic)) {
6871 hfi1_rcd_put(rcd);
6872 continue;
6873 }
6874 rcvmask = HFI1_RCVCTRL_CTXT_ENB;
6875
6876 rcvmask |= hfi1_rcvhdrtail_kvaddr(rcd) ?
6877 HFI1_RCVCTRL_TAILUPD_ENB : HFI1_RCVCTRL_TAILUPD_DIS;
6878 hfi1_rcvctrl(dd, rcvmask, rcd);
6879 hfi1_rcd_put(rcd);
6880 }
6881
6882
6883 add_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
6884}
6885
6886
6887
6888
6889
6890
6891void handle_freeze(struct work_struct *work)
6892{
6893 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
6894 freeze_work);
6895 struct hfi1_devdata *dd = ppd->dd;
6896
6897
6898 wait_for_freeze_status(dd, 1);
6899
6900
6901
6902
6903 pio_freeze(dd);
6904
6905
6906 sdma_freeze(dd);
6907
6908
6909
6910
6911 rxe_freeze(dd);
6912
6913
6914
6915
6916
6917 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_UNFREEZE_SMASK);
6918 wait_for_freeze_status(dd, 0);
6919
6920 if (is_ax(dd)) {
6921 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_FREEZE_SMASK);
6922 wait_for_freeze_status(dd, 1);
6923 write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_UNFREEZE_SMASK);
6924 wait_for_freeze_status(dd, 0);
6925 }
6926
6927
6928 pio_kernel_unfreeze(dd);
6929
6930
6931 sdma_unfreeze(dd);
6932
6933
6934
6935
6936 rxe_kernel_unfreeze(dd);
6937
6938
6939
6940
6941
6942
6943
6944
6945
6946
6947
6948
6949
6950
6951 dd->flags &= ~HFI1_FROZEN;
6952 wake_up(&dd->event_queue);
6953
6954
6955}
6956
6957
6958
6959
6960
6961
6962
6963
6964
6965
6966static void update_xmit_counters(struct hfi1_pportdata *ppd, u16 link_width)
6967{
6968 int i;
6969 u16 tx_width;
6970 u16 link_speed;
6971
6972 tx_width = tx_link_width(link_width);
6973 link_speed = get_link_speed(ppd->link_speed_active);
6974
6975
6976
6977
6978
6979 for (i = 0; i < C_VL_COUNT + 1; i++)
6980 get_xmit_wait_counters(ppd, tx_width, link_speed, i);
6981}
6982
6983
6984
6985
6986
6987
6988void handle_link_up(struct work_struct *work)
6989{
6990 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
6991 link_up_work);
6992 struct hfi1_devdata *dd = ppd->dd;
6993
6994 set_link_state(ppd, HLS_UP_INIT);
6995
6996
6997 read_ltp_rtt(dd);
6998
6999
7000
7001
7002 clear_linkup_counters(dd);
7003
7004
7005
7006 set_linkup_defaults(ppd);
7007
7008
7009
7010
7011
7012
7013
7014 if (!(quick_linkup || dd->icode == ICODE_FUNCTIONAL_SIMULATOR))
7015 set_up_vl15(dd, dd->vl15buf_cached);
7016
7017
7018 if ((ppd->link_speed_active & ppd->link_speed_enabled) == 0) {
7019
7020 dd_dev_err(dd,
7021 "Link speed active 0x%x is outside enabled 0x%x, downing link\n",
7022 ppd->link_speed_active, ppd->link_speed_enabled);
7023 set_link_down_reason(ppd, OPA_LINKDOWN_REASON_SPEED_POLICY, 0,
7024 OPA_LINKDOWN_REASON_SPEED_POLICY);
7025 set_link_state(ppd, HLS_DN_OFFLINE);
7026 start_link(ppd);
7027 }
7028}
7029
7030
7031
7032
7033
7034static void reset_neighbor_info(struct hfi1_pportdata *ppd)
7035{
7036 ppd->neighbor_guid = 0;
7037 ppd->neighbor_port_number = 0;
7038 ppd->neighbor_type = 0;
7039 ppd->neighbor_fm_security = 0;
7040}
7041
7042static const char * const link_down_reason_strs[] = {
7043 [OPA_LINKDOWN_REASON_NONE] = "None",
7044 [OPA_LINKDOWN_REASON_RCV_ERROR_0] = "Receive error 0",
7045 [OPA_LINKDOWN_REASON_BAD_PKT_LEN] = "Bad packet length",
7046 [OPA_LINKDOWN_REASON_PKT_TOO_LONG] = "Packet too long",
7047 [OPA_LINKDOWN_REASON_PKT_TOO_SHORT] = "Packet too short",
7048 [OPA_LINKDOWN_REASON_BAD_SLID] = "Bad SLID",
7049 [OPA_LINKDOWN_REASON_BAD_DLID] = "Bad DLID",
7050 [OPA_LINKDOWN_REASON_BAD_L2] = "Bad L2",
7051 [OPA_LINKDOWN_REASON_BAD_SC] = "Bad SC",
7052 [OPA_LINKDOWN_REASON_RCV_ERROR_8] = "Receive error 8",
7053 [OPA_LINKDOWN_REASON_BAD_MID_TAIL] = "Bad mid tail",
7054 [OPA_LINKDOWN_REASON_RCV_ERROR_10] = "Receive error 10",
7055 [OPA_LINKDOWN_REASON_PREEMPT_ERROR] = "Preempt error",
7056 [OPA_LINKDOWN_REASON_PREEMPT_VL15] = "Preempt vl15",
7057 [OPA_LINKDOWN_REASON_BAD_VL_MARKER] = "Bad VL marker",
7058 [OPA_LINKDOWN_REASON_RCV_ERROR_14] = "Receive error 14",
7059 [OPA_LINKDOWN_REASON_RCV_ERROR_15] = "Receive error 15",
7060 [OPA_LINKDOWN_REASON_BAD_HEAD_DIST] = "Bad head distance",
7061 [OPA_LINKDOWN_REASON_BAD_TAIL_DIST] = "Bad tail distance",
7062 [OPA_LINKDOWN_REASON_BAD_CTRL_DIST] = "Bad control distance",
7063 [OPA_LINKDOWN_REASON_BAD_CREDIT_ACK] = "Bad credit ack",
7064 [OPA_LINKDOWN_REASON_UNSUPPORTED_VL_MARKER] = "Unsupported VL marker",
7065 [OPA_LINKDOWN_REASON_BAD_PREEMPT] = "Bad preempt",
7066 [OPA_LINKDOWN_REASON_BAD_CONTROL_FLIT] = "Bad control flit",
7067 [OPA_LINKDOWN_REASON_EXCEED_MULTICAST_LIMIT] = "Exceed multicast limit",
7068 [OPA_LINKDOWN_REASON_RCV_ERROR_24] = "Receive error 24",
7069 [OPA_LINKDOWN_REASON_RCV_ERROR_25] = "Receive error 25",
7070 [OPA_LINKDOWN_REASON_RCV_ERROR_26] = "Receive error 26",
7071 [OPA_LINKDOWN_REASON_RCV_ERROR_27] = "Receive error 27",
7072 [OPA_LINKDOWN_REASON_RCV_ERROR_28] = "Receive error 28",
7073 [OPA_LINKDOWN_REASON_RCV_ERROR_29] = "Receive error 29",
7074 [OPA_LINKDOWN_REASON_RCV_ERROR_30] = "Receive error 30",
7075 [OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN] =
7076 "Excessive buffer overrun",
7077 [OPA_LINKDOWN_REASON_UNKNOWN] = "Unknown",
7078 [OPA_LINKDOWN_REASON_REBOOT] = "Reboot",
7079 [OPA_LINKDOWN_REASON_NEIGHBOR_UNKNOWN] = "Neighbor unknown",
7080 [OPA_LINKDOWN_REASON_FM_BOUNCE] = "FM bounce",
7081 [OPA_LINKDOWN_REASON_SPEED_POLICY] = "Speed policy",
7082 [OPA_LINKDOWN_REASON_WIDTH_POLICY] = "Width policy",
7083 [OPA_LINKDOWN_REASON_DISCONNECTED] = "Disconnected",
7084 [OPA_LINKDOWN_REASON_LOCAL_MEDIA_NOT_INSTALLED] =
7085 "Local media not installed",
7086 [OPA_LINKDOWN_REASON_NOT_INSTALLED] = "Not installed",
7087 [OPA_LINKDOWN_REASON_CHASSIS_CONFIG] = "Chassis config",
7088 [OPA_LINKDOWN_REASON_END_TO_END_NOT_INSTALLED] =
7089 "End to end not installed",
7090 [OPA_LINKDOWN_REASON_POWER_POLICY] = "Power policy",
7091 [OPA_LINKDOWN_REASON_LINKSPEED_POLICY] = "Link speed policy",
7092 [OPA_LINKDOWN_REASON_LINKWIDTH_POLICY] = "Link width policy",
7093 [OPA_LINKDOWN_REASON_SWITCH_MGMT] = "Switch management",
7094 [OPA_LINKDOWN_REASON_SMA_DISABLED] = "SMA disabled",
7095 [OPA_LINKDOWN_REASON_TRANSIENT] = "Transient"
7096};
7097
7098
7099static const char *link_down_reason_str(u8 reason)
7100{
7101 const char *str = NULL;
7102
7103 if (reason < ARRAY_SIZE(link_down_reason_strs))
7104 str = link_down_reason_strs[reason];
7105 if (!str)
7106 str = "(invalid)";
7107
7108 return str;
7109}
7110
7111
7112
7113
7114
7115
7116void handle_link_down(struct work_struct *work)
7117{
7118 u8 lcl_reason, neigh_reason = 0;
7119 u8 link_down_reason;
7120 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7121 link_down_work);
7122 int was_up;
7123 static const char ldr_str[] = "Link down reason: ";
7124
7125 if ((ppd->host_link_state &
7126 (HLS_DN_POLL | HLS_VERIFY_CAP | HLS_GOING_UP)) &&
7127 ppd->port_type == PORT_TYPE_FIXED)
7128 ppd->offline_disabled_reason =
7129 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NOT_INSTALLED);
7130
7131
7132 was_up = !!(ppd->host_link_state & HLS_UP);
7133 set_link_state(ppd, HLS_DN_OFFLINE);
7134 xchg(&ppd->is_link_down_queued, 0);
7135
7136 if (was_up) {
7137 lcl_reason = 0;
7138
7139 read_link_down_reason(ppd->dd, &link_down_reason);
7140 switch (link_down_reason) {
7141 case LDR_LINK_TRANSFER_ACTIVE_LOW:
7142
7143 dd_dev_info(ppd->dd, "%sUnexpected link down\n",
7144 ldr_str);
7145 break;
7146 case LDR_RECEIVED_LINKDOWN_IDLE_MSG:
7147
7148
7149
7150
7151 read_planned_down_reason_code(ppd->dd, &neigh_reason);
7152 dd_dev_info(ppd->dd,
7153 "%sNeighbor link down message %d, %s\n",
7154 ldr_str, neigh_reason,
7155 link_down_reason_str(neigh_reason));
7156 break;
7157 case LDR_RECEIVED_HOST_OFFLINE_REQ:
7158 dd_dev_info(ppd->dd,
7159 "%sHost requested link to go offline\n",
7160 ldr_str);
7161 break;
7162 default:
7163 dd_dev_info(ppd->dd, "%sUnknown reason 0x%x\n",
7164 ldr_str, link_down_reason);
7165 break;
7166 }
7167
7168
7169
7170
7171
7172 if (neigh_reason == 0)
7173 lcl_reason = OPA_LINKDOWN_REASON_NEIGHBOR_UNKNOWN;
7174 } else {
7175
7176 lcl_reason = OPA_LINKDOWN_REASON_TRANSIENT;
7177 }
7178
7179 set_link_down_reason(ppd, lcl_reason, neigh_reason, 0);
7180
7181
7182 if (was_up && ppd->local_link_down_reason.sma == 0 &&
7183 ppd->neigh_link_down_reason.sma == 0) {
7184 ppd->local_link_down_reason.sma =
7185 ppd->local_link_down_reason.latest;
7186 ppd->neigh_link_down_reason.sma =
7187 ppd->neigh_link_down_reason.latest;
7188 }
7189
7190 reset_neighbor_info(ppd);
7191
7192
7193 clear_rcvctrl(ppd->dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
7194
7195
7196
7197
7198
7199 if (ppd->port_type == PORT_TYPE_QSFP && !qsfp_mod_present(ppd))
7200 dc_shutdown(ppd->dd);
7201 else
7202 start_link(ppd);
7203}
7204
7205void handle_link_bounce(struct work_struct *work)
7206{
7207 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7208 link_bounce_work);
7209
7210
7211
7212
7213 if (ppd->host_link_state & HLS_UP) {
7214 set_link_state(ppd, HLS_DN_OFFLINE);
7215 start_link(ppd);
7216 } else {
7217 dd_dev_info(ppd->dd, "%s: link not up (%s), nothing to do\n",
7218 __func__, link_state_name(ppd->host_link_state));
7219 }
7220}
7221
7222
7223
7224
7225
7226static int cap_to_port_ltp(int cap)
7227{
7228 int port_ltp = PORT_LTP_CRC_MODE_16;
7229
7230 if (cap & CAP_CRC_14B)
7231 port_ltp |= PORT_LTP_CRC_MODE_14;
7232 if (cap & CAP_CRC_48B)
7233 port_ltp |= PORT_LTP_CRC_MODE_48;
7234 if (cap & CAP_CRC_12B_16B_PER_LANE)
7235 port_ltp |= PORT_LTP_CRC_MODE_PER_LANE;
7236
7237 return port_ltp;
7238}
7239
7240
7241
7242
7243int port_ltp_to_cap(int port_ltp)
7244{
7245 int cap_mask = 0;
7246
7247 if (port_ltp & PORT_LTP_CRC_MODE_14)
7248 cap_mask |= CAP_CRC_14B;
7249 if (port_ltp & PORT_LTP_CRC_MODE_48)
7250 cap_mask |= CAP_CRC_48B;
7251 if (port_ltp & PORT_LTP_CRC_MODE_PER_LANE)
7252 cap_mask |= CAP_CRC_12B_16B_PER_LANE;
7253
7254 return cap_mask;
7255}
7256
7257
7258
7259
7260static int lcb_to_port_ltp(int lcb_crc)
7261{
7262 int port_ltp = 0;
7263
7264 if (lcb_crc == LCB_CRC_12B_16B_PER_LANE)
7265 port_ltp = PORT_LTP_CRC_MODE_PER_LANE;
7266 else if (lcb_crc == LCB_CRC_48B)
7267 port_ltp = PORT_LTP_CRC_MODE_48;
7268 else if (lcb_crc == LCB_CRC_14B)
7269 port_ltp = PORT_LTP_CRC_MODE_14;
7270 else
7271 port_ltp = PORT_LTP_CRC_MODE_16;
7272
7273 return port_ltp;
7274}
7275
7276static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd)
7277{
7278 if (ppd->pkeys[2] != 0) {
7279 ppd->pkeys[2] = 0;
7280 (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
7281 hfi1_event_pkey_change(ppd->dd, ppd->port);
7282 }
7283}
7284
7285
7286
7287
7288static u16 link_width_to_bits(struct hfi1_devdata *dd, u16 width)
7289{
7290 switch (width) {
7291 case 0:
7292
7293
7294
7295
7296 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR || quick_linkup)
7297 return OPA_LINK_WIDTH_4X;
7298 return 0;
7299 case 1: return OPA_LINK_WIDTH_1X;
7300 case 2: return OPA_LINK_WIDTH_2X;
7301 case 3: return OPA_LINK_WIDTH_3X;
7302 default:
7303 dd_dev_info(dd, "%s: invalid width %d, using 4\n",
7304 __func__, width);
7305
7306 case 4: return OPA_LINK_WIDTH_4X;
7307 }
7308}
7309
7310
7311
7312
7313static const u8 bit_counts[16] = {
7314 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4
7315};
7316
7317static inline u8 nibble_to_count(u8 nibble)
7318{
7319 return bit_counts[nibble & 0xf];
7320}
7321
7322
7323
7324
7325
7326
7327
7328
7329
7330static void get_link_widths(struct hfi1_devdata *dd, u16 *tx_width,
7331 u16 *rx_width)
7332{
7333 u16 tx, rx;
7334 u8 enable_lane_rx;
7335 u8 enable_lane_tx;
7336 u8 tx_polarity_inversion;
7337 u8 rx_polarity_inversion;
7338 u8 max_rate;
7339
7340
7341 read_tx_settings(dd, &enable_lane_tx, &tx_polarity_inversion,
7342 &rx_polarity_inversion, &max_rate);
7343 read_local_lni(dd, &enable_lane_rx);
7344
7345
7346 tx = nibble_to_count(enable_lane_tx);
7347 rx = nibble_to_count(enable_lane_rx);
7348
7349
7350
7351
7352
7353
7354 if ((dd->icode == ICODE_RTL_SILICON) &&
7355 (dd->dc8051_ver < dc8051_ver(0, 19, 0))) {
7356
7357 switch (max_rate) {
7358 case 0:
7359 dd->pport[0].link_speed_active = OPA_LINK_SPEED_12_5G;
7360 break;
7361 default:
7362 dd_dev_err(dd,
7363 "%s: unexpected max rate %d, using 25Gb\n",
7364 __func__, (int)max_rate);
7365
7366 case 1:
7367 dd->pport[0].link_speed_active = OPA_LINK_SPEED_25G;
7368 break;
7369 }
7370 }
7371
7372 dd_dev_info(dd,
7373 "Fabric active lanes (width): tx 0x%x (%d), rx 0x%x (%d)\n",
7374 enable_lane_tx, tx, enable_lane_rx, rx);
7375 *tx_width = link_width_to_bits(dd, tx);
7376 *rx_width = link_width_to_bits(dd, rx);
7377}
7378
7379
7380
7381
7382
7383
7384
7385
7386
7387
7388
7389
7390
7391
7392static void get_linkup_widths(struct hfi1_devdata *dd, u16 *tx_width,
7393 u16 *rx_width)
7394{
7395 u16 widths, tx, rx;
7396 u8 misc_bits, local_flags;
7397 u16 active_tx, active_rx;
7398
7399 read_vc_local_link_mode(dd, &misc_bits, &local_flags, &widths);
7400 tx = widths >> 12;
7401 rx = (widths >> 8) & 0xf;
7402
7403 *tx_width = link_width_to_bits(dd, tx);
7404 *rx_width = link_width_to_bits(dd, rx);
7405
7406
7407 get_link_widths(dd, &active_tx, &active_rx);
7408}
7409
7410
7411
7412
7413
7414
7415
7416
7417
7418void get_linkup_link_widths(struct hfi1_pportdata *ppd)
7419{
7420 u16 tx_width, rx_width;
7421
7422
7423 get_linkup_widths(ppd->dd, &tx_width, &rx_width);
7424
7425
7426 ppd->link_width_active = tx_width;
7427
7428 ppd->link_width_downgrade_tx_active = ppd->link_width_active;
7429 ppd->link_width_downgrade_rx_active = ppd->link_width_active;
7430
7431 ppd->link_width_downgrade_enabled = ppd->link_width_downgrade_supported;
7432
7433 ppd->current_egress_rate = active_egress_rate(ppd);
7434}
7435
7436
7437
7438
7439
7440
7441void handle_verify_cap(struct work_struct *work)
7442{
7443 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7444 link_vc_work);
7445 struct hfi1_devdata *dd = ppd->dd;
7446 u64 reg;
7447 u8 power_management;
7448 u8 continuous;
7449 u8 vcu;
7450 u8 vau;
7451 u8 z;
7452 u16 vl15buf;
7453 u16 link_widths;
7454 u16 crc_mask;
7455 u16 crc_val;
7456 u16 device_id;
7457 u16 active_tx, active_rx;
7458 u8 partner_supported_crc;
7459 u8 remote_tx_rate;
7460 u8 device_rev;
7461
7462 set_link_state(ppd, HLS_VERIFY_CAP);
7463
7464 lcb_shutdown(dd, 0);
7465 adjust_lcb_for_fpga_serdes(dd);
7466
7467 read_vc_remote_phy(dd, &power_management, &continuous);
7468 read_vc_remote_fabric(dd, &vau, &z, &vcu, &vl15buf,
7469 &partner_supported_crc);
7470 read_vc_remote_link_width(dd, &remote_tx_rate, &link_widths);
7471 read_remote_device_id(dd, &device_id, &device_rev);
7472
7473
7474 get_link_widths(dd, &active_tx, &active_rx);
7475 dd_dev_info(dd,
7476 "Peer PHY: power management 0x%x, continuous updates 0x%x\n",
7477 (int)power_management, (int)continuous);
7478 dd_dev_info(dd,
7479 "Peer Fabric: vAU %d, Z %d, vCU %d, vl15 credits 0x%x, CRC sizes 0x%x\n",
7480 (int)vau, (int)z, (int)vcu, (int)vl15buf,
7481 (int)partner_supported_crc);
7482 dd_dev_info(dd, "Peer Link Width: tx rate 0x%x, widths 0x%x\n",
7483 (u32)remote_tx_rate, (u32)link_widths);
7484 dd_dev_info(dd, "Peer Device ID: 0x%04x, Revision 0x%02x\n",
7485 (u32)device_id, (u32)device_rev);
7486
7487
7488
7489
7490
7491
7492
7493
7494
7495 if (vau == 0)
7496 vau = 1;
7497 set_up_vau(dd, vau);
7498
7499
7500
7501
7502
7503 set_up_vl15(dd, 0);
7504 dd->vl15buf_cached = vl15buf;
7505
7506
7507 crc_mask = ppd->port_crc_mode_enabled & partner_supported_crc;
7508
7509
7510 if (crc_mask & CAP_CRC_14B)
7511 crc_val = LCB_CRC_14B;
7512 else if (crc_mask & CAP_CRC_48B)
7513 crc_val = LCB_CRC_48B;
7514 else if (crc_mask & CAP_CRC_12B_16B_PER_LANE)
7515 crc_val = LCB_CRC_12B_16B_PER_LANE;
7516 else
7517 crc_val = LCB_CRC_16B;
7518
7519 dd_dev_info(dd, "Final LCB CRC mode: %d\n", (int)crc_val);
7520 write_csr(dd, DC_LCB_CFG_CRC_MODE,
7521 (u64)crc_val << DC_LCB_CFG_CRC_MODE_TX_VAL_SHIFT);
7522
7523
7524 reg = read_csr(dd, SEND_CM_CTRL);
7525 if (crc_val == LCB_CRC_14B && crc_14b_sideband) {
7526 write_csr(dd, SEND_CM_CTRL,
7527 reg | SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK);
7528 } else {
7529 write_csr(dd, SEND_CM_CTRL,
7530 reg & ~SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK);
7531 }
7532
7533 ppd->link_speed_active = 0;
7534 if (dd->dc8051_ver < dc8051_ver(0, 20, 0)) {
7535
7536 switch (remote_tx_rate) {
7537 case 0:
7538 ppd->link_speed_active = OPA_LINK_SPEED_12_5G;
7539 break;
7540 case 1:
7541 ppd->link_speed_active = OPA_LINK_SPEED_25G;
7542 break;
7543 }
7544 } else {
7545
7546 u8 rate = remote_tx_rate & ppd->local_tx_rate;
7547
7548 if (rate & 2)
7549 ppd->link_speed_active = OPA_LINK_SPEED_25G;
7550 else if (rate & 1)
7551 ppd->link_speed_active = OPA_LINK_SPEED_12_5G;
7552 }
7553 if (ppd->link_speed_active == 0) {
7554 dd_dev_err(dd, "%s: unexpected remote tx rate %d, using 25Gb\n",
7555 __func__, (int)remote_tx_rate);
7556 ppd->link_speed_active = OPA_LINK_SPEED_25G;
7557 }
7558
7559
7560
7561
7562
7563
7564
7565
7566 ppd->port_ltp_crc_mode = cap_to_port_ltp(link_crc_mask) << 8;
7567
7568 ppd->port_ltp_crc_mode |=
7569 cap_to_port_ltp(ppd->port_crc_mode_enabled) << 4;
7570
7571 ppd->port_ltp_crc_mode |= lcb_to_port_ltp(crc_val);
7572
7573
7574
7575 assign_remote_cm_au_table(dd, vcu);
7576
7577
7578
7579
7580
7581
7582
7583
7584
7585
7586 if (is_ax(dd)) {
7587 reg = read_csr(dd, DC_LCB_CFG_LINK_KILL_EN);
7588 reg |= DC_LCB_CFG_LINK_KILL_EN_REPLAY_BUF_MBE_SMASK
7589 | DC_LCB_CFG_LINK_KILL_EN_FLIT_INPUT_BUF_MBE_SMASK;
7590 write_csr(dd, DC_LCB_CFG_LINK_KILL_EN, reg);
7591 }
7592
7593
7594 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0);
7595
7596
7597 write_csr(dd, DC_LCB_ERR_EN, 0);
7598 set_8051_lcb_access(dd);
7599
7600
7601 set_link_state(ppd, HLS_GOING_UP);
7602}
7603
7604
7605
7606
7607
7608
7609
7610
7611
7612
7613
7614
7615
7616
7617
7618
7619bool apply_link_downgrade_policy(struct hfi1_pportdata *ppd,
7620 bool refresh_widths)
7621{
7622 int do_bounce = 0;
7623 int tries;
7624 u16 lwde;
7625 u16 tx, rx;
7626 bool link_downgraded = refresh_widths;
7627
7628
7629 tries = 0;
7630retry:
7631 mutex_lock(&ppd->hls_lock);
7632
7633 if (ppd->host_link_state & HLS_DOWN) {
7634
7635 if (ppd->host_link_state & HLS_GOING_UP) {
7636 if (++tries < 1000) {
7637 mutex_unlock(&ppd->hls_lock);
7638 usleep_range(100, 120);
7639 goto retry;
7640 }
7641 dd_dev_err(ppd->dd,
7642 "%s: giving up waiting for link state change\n",
7643 __func__);
7644 }
7645 goto done;
7646 }
7647
7648 lwde = ppd->link_width_downgrade_enabled;
7649
7650 if (refresh_widths) {
7651 get_link_widths(ppd->dd, &tx, &rx);
7652 ppd->link_width_downgrade_tx_active = tx;
7653 ppd->link_width_downgrade_rx_active = rx;
7654 }
7655
7656 if (ppd->link_width_downgrade_tx_active == 0 ||
7657 ppd->link_width_downgrade_rx_active == 0) {
7658
7659 dd_dev_err(ppd->dd, "Link downgrade is really a link down, ignoring\n");
7660 link_downgraded = false;
7661 } else if (lwde == 0) {
7662
7663
7664
7665 if ((ppd->link_width_active !=
7666 ppd->link_width_downgrade_tx_active) ||
7667 (ppd->link_width_active !=
7668 ppd->link_width_downgrade_rx_active)) {
7669 dd_dev_err(ppd->dd,
7670 "Link downgrade is disabled and link has downgraded, downing link\n");
7671 dd_dev_err(ppd->dd,
7672 " original 0x%x, tx active 0x%x, rx active 0x%x\n",
7673 ppd->link_width_active,
7674 ppd->link_width_downgrade_tx_active,
7675 ppd->link_width_downgrade_rx_active);
7676 do_bounce = 1;
7677 link_downgraded = false;
7678 }
7679 } else if ((lwde & ppd->link_width_downgrade_tx_active) == 0 ||
7680 (lwde & ppd->link_width_downgrade_rx_active) == 0) {
7681
7682 dd_dev_err(ppd->dd,
7683 "Link is outside of downgrade allowed, downing link\n");
7684 dd_dev_err(ppd->dd,
7685 " enabled 0x%x, tx active 0x%x, rx active 0x%x\n",
7686 lwde, ppd->link_width_downgrade_tx_active,
7687 ppd->link_width_downgrade_rx_active);
7688 do_bounce = 1;
7689 link_downgraded = false;
7690 }
7691
7692done:
7693 mutex_unlock(&ppd->hls_lock);
7694
7695 if (do_bounce) {
7696 set_link_down_reason(ppd, OPA_LINKDOWN_REASON_WIDTH_POLICY, 0,
7697 OPA_LINKDOWN_REASON_WIDTH_POLICY);
7698 set_link_state(ppd, HLS_DN_OFFLINE);
7699 start_link(ppd);
7700 }
7701
7702 return link_downgraded;
7703}
7704
7705
7706
7707
7708
7709
7710void handle_link_downgrade(struct work_struct *work)
7711{
7712 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
7713 link_downgrade_work);
7714
7715 dd_dev_info(ppd->dd, "8051: Link width downgrade\n");
7716 if (apply_link_downgrade_policy(ppd, true))
7717 update_xmit_counters(ppd, ppd->link_width_downgrade_tx_active);
7718}
7719
7720static char *dcc_err_string(char *buf, int buf_len, u64 flags)
7721{
7722 return flag_string(buf, buf_len, flags, dcc_err_flags,
7723 ARRAY_SIZE(dcc_err_flags));
7724}
7725
7726static char *lcb_err_string(char *buf, int buf_len, u64 flags)
7727{
7728 return flag_string(buf, buf_len, flags, lcb_err_flags,
7729 ARRAY_SIZE(lcb_err_flags));
7730}
7731
7732static char *dc8051_err_string(char *buf, int buf_len, u64 flags)
7733{
7734 return flag_string(buf, buf_len, flags, dc8051_err_flags,
7735 ARRAY_SIZE(dc8051_err_flags));
7736}
7737
7738static char *dc8051_info_err_string(char *buf, int buf_len, u64 flags)
7739{
7740 return flag_string(buf, buf_len, flags, dc8051_info_err_flags,
7741 ARRAY_SIZE(dc8051_info_err_flags));
7742}
7743
7744static char *dc8051_info_host_msg_string(char *buf, int buf_len, u64 flags)
7745{
7746 return flag_string(buf, buf_len, flags, dc8051_info_host_msg_flags,
7747 ARRAY_SIZE(dc8051_info_host_msg_flags));
7748}
7749
7750static void handle_8051_interrupt(struct hfi1_devdata *dd, u32 unused, u64 reg)
7751{
7752 struct hfi1_pportdata *ppd = dd->pport;
7753 u64 info, err, host_msg;
7754 int queue_link_down = 0;
7755 char buf[96];
7756
7757
7758 if (reg & DC_DC8051_ERR_FLG_SET_BY_8051_SMASK) {
7759
7760
7761 info = read_csr(dd, DC_DC8051_DBG_ERR_INFO_SET_BY_8051);
7762 err = (info >> DC_DC8051_DBG_ERR_INFO_SET_BY_8051_ERROR_SHIFT)
7763 & DC_DC8051_DBG_ERR_INFO_SET_BY_8051_ERROR_MASK;
7764 host_msg = (info >>
7765 DC_DC8051_DBG_ERR_INFO_SET_BY_8051_HOST_MSG_SHIFT)
7766 & DC_DC8051_DBG_ERR_INFO_SET_BY_8051_HOST_MSG_MASK;
7767
7768
7769
7770
7771 if (err & FAILED_LNI) {
7772
7773
7774
7775
7776
7777
7778 if (ppd->host_link_state
7779 & (HLS_DN_POLL | HLS_VERIFY_CAP | HLS_GOING_UP)) {
7780 queue_link_down = 1;
7781 dd_dev_info(dd, "Link error: %s\n",
7782 dc8051_info_err_string(buf,
7783 sizeof(buf),
7784 err &
7785 FAILED_LNI));
7786 }
7787 err &= ~(u64)FAILED_LNI;
7788 }
7789
7790 if (err & UNKNOWN_FRAME) {
7791 ppd->unknown_frame_count++;
7792 err &= ~(u64)UNKNOWN_FRAME;
7793 }
7794 if (err) {
7795
7796 dd_dev_err(dd, "8051 info error: %s\n",
7797 dc8051_info_err_string(buf, sizeof(buf),
7798 err));
7799 }
7800
7801
7802
7803
7804 if (host_msg & HOST_REQ_DONE) {
7805
7806
7807
7808
7809
7810
7811
7812
7813
7814 host_msg &= ~(u64)HOST_REQ_DONE;
7815 }
7816 if (host_msg & BC_SMA_MSG) {
7817 queue_work(ppd->link_wq, &ppd->sma_message_work);
7818 host_msg &= ~(u64)BC_SMA_MSG;
7819 }
7820 if (host_msg & LINKUP_ACHIEVED) {
7821 dd_dev_info(dd, "8051: Link up\n");
7822 queue_work(ppd->link_wq, &ppd->link_up_work);
7823 host_msg &= ~(u64)LINKUP_ACHIEVED;
7824 }
7825 if (host_msg & EXT_DEVICE_CFG_REQ) {
7826 handle_8051_request(ppd);
7827 host_msg &= ~(u64)EXT_DEVICE_CFG_REQ;
7828 }
7829 if (host_msg & VERIFY_CAP_FRAME) {
7830 queue_work(ppd->link_wq, &ppd->link_vc_work);
7831 host_msg &= ~(u64)VERIFY_CAP_FRAME;
7832 }
7833 if (host_msg & LINK_GOING_DOWN) {
7834 const char *extra = "";
7835
7836 if (host_msg & LINK_WIDTH_DOWNGRADED) {
7837 host_msg &= ~(u64)LINK_WIDTH_DOWNGRADED;
7838 extra = " (ignoring downgrade)";
7839 }
7840 dd_dev_info(dd, "8051: Link down%s\n", extra);
7841 queue_link_down = 1;
7842 host_msg &= ~(u64)LINK_GOING_DOWN;
7843 }
7844 if (host_msg & LINK_WIDTH_DOWNGRADED) {
7845 queue_work(ppd->link_wq, &ppd->link_downgrade_work);
7846 host_msg &= ~(u64)LINK_WIDTH_DOWNGRADED;
7847 }
7848 if (host_msg) {
7849
7850 dd_dev_info(dd, "8051 info host message: %s\n",
7851 dc8051_info_host_msg_string(buf,
7852 sizeof(buf),
7853 host_msg));
7854 }
7855
7856 reg &= ~DC_DC8051_ERR_FLG_SET_BY_8051_SMASK;
7857 }
7858 if (reg & DC_DC8051_ERR_FLG_LOST_8051_HEART_BEAT_SMASK) {
7859
7860
7861
7862
7863
7864 dd_dev_err(dd, "Lost 8051 heartbeat\n");
7865 write_csr(dd, DC_DC8051_ERR_EN,
7866 read_csr(dd, DC_DC8051_ERR_EN) &
7867 ~DC_DC8051_ERR_EN_LOST_8051_HEART_BEAT_SMASK);
7868
7869 reg &= ~DC_DC8051_ERR_FLG_LOST_8051_HEART_BEAT_SMASK;
7870 }
7871 if (reg) {
7872
7873 dd_dev_err(dd, "8051 error: %s\n",
7874 dc8051_err_string(buf, sizeof(buf), reg));
7875 }
7876
7877 if (queue_link_down) {
7878
7879
7880
7881
7882
7883 if ((ppd->host_link_state &
7884 (HLS_GOING_OFFLINE | HLS_LINK_COOLDOWN)) ||
7885 ppd->link_enabled == 0) {
7886 dd_dev_info(dd, "%s: not queuing link down. host_link_state %x, link_enabled %x\n",
7887 __func__, ppd->host_link_state,
7888 ppd->link_enabled);
7889 } else {
7890 if (xchg(&ppd->is_link_down_queued, 1) == 1)
7891 dd_dev_info(dd,
7892 "%s: link down request already queued\n",
7893 __func__);
7894 else
7895 queue_work(ppd->link_wq, &ppd->link_down_work);
7896 }
7897 }
7898}
7899
7900static const char * const fm_config_txt[] = {
7901[0] =
7902 "BadHeadDist: Distance violation between two head flits",
7903[1] =
7904 "BadTailDist: Distance violation between two tail flits",
7905[2] =
7906 "BadCtrlDist: Distance violation between two credit control flits",
7907[3] =
7908 "BadCrdAck: Credits return for unsupported VL",
7909[4] =
7910 "UnsupportedVLMarker: Received VL Marker",
7911[5] =
7912 "BadPreempt: Exceeded the preemption nesting level",
7913[6] =
7914 "BadControlFlit: Received unsupported control flit",
7915
7916[8] =
7917 "UnsupportedVLMarker: Received VL Marker for unconfigured or disabled VL",
7918};
7919
7920static const char * const port_rcv_txt[] = {
7921[1] =
7922 "BadPktLen: Illegal PktLen",
7923[2] =
7924 "PktLenTooLong: Packet longer than PktLen",
7925[3] =
7926 "PktLenTooShort: Packet shorter than PktLen",
7927[4] =
7928 "BadSLID: Illegal SLID (0, using multicast as SLID, does not include security validation of SLID)",
7929[5] =
7930 "BadDLID: Illegal DLID (0, doesn't match HFI)",
7931[6] =
7932 "BadL2: Illegal L2 opcode",
7933[7] =
7934 "BadSC: Unsupported SC",
7935[9] =
7936 "BadRC: Illegal RC",
7937[11] =
7938 "PreemptError: Preempting with same VL",
7939[12] =
7940 "PreemptVL15: Preempting a VL15 packet",
7941};
7942
7943#define OPA_LDR_FMCONFIG_OFFSET 16
7944#define OPA_LDR_PORTRCV_OFFSET 0
7945static void handle_dcc_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
7946{
7947 u64 info, hdr0, hdr1;
7948 const char *extra;
7949 char buf[96];
7950 struct hfi1_pportdata *ppd = dd->pport;
7951 u8 lcl_reason = 0;
7952 int do_bounce = 0;
7953
7954 if (reg & DCC_ERR_FLG_UNCORRECTABLE_ERR_SMASK) {
7955 if (!(dd->err_info_uncorrectable & OPA_EI_STATUS_SMASK)) {
7956 info = read_csr(dd, DCC_ERR_INFO_UNCORRECTABLE);
7957 dd->err_info_uncorrectable = info & OPA_EI_CODE_SMASK;
7958
7959 dd->err_info_uncorrectable |= OPA_EI_STATUS_SMASK;
7960 }
7961 reg &= ~DCC_ERR_FLG_UNCORRECTABLE_ERR_SMASK;
7962 }
7963
7964 if (reg & DCC_ERR_FLG_LINK_ERR_SMASK) {
7965 struct hfi1_pportdata *ppd = dd->pport;
7966
7967 if (ppd->link_downed < (u32)UINT_MAX)
7968 ppd->link_downed++;
7969 reg &= ~DCC_ERR_FLG_LINK_ERR_SMASK;
7970 }
7971
7972 if (reg & DCC_ERR_FLG_FMCONFIG_ERR_SMASK) {
7973 u8 reason_valid = 1;
7974
7975 info = read_csr(dd, DCC_ERR_INFO_FMCONFIG);
7976 if (!(dd->err_info_fmconfig & OPA_EI_STATUS_SMASK)) {
7977 dd->err_info_fmconfig = info & OPA_EI_CODE_SMASK;
7978
7979 dd->err_info_fmconfig |= OPA_EI_STATUS_SMASK;
7980 }
7981 switch (info) {
7982 case 0:
7983 case 1:
7984 case 2:
7985 case 3:
7986 case 4:
7987 case 5:
7988 case 6:
7989 extra = fm_config_txt[info];
7990 break;
7991 case 8:
7992 extra = fm_config_txt[info];
7993 if (ppd->port_error_action &
7994 OPA_PI_MASK_FM_CFG_UNSUPPORTED_VL_MARKER) {
7995 do_bounce = 1;
7996
7997
7998
7999
8000 lcl_reason =
8001 OPA_LINKDOWN_REASON_UNSUPPORTED_VL_MARKER;
8002 }
8003 break;
8004 default:
8005 reason_valid = 0;
8006 snprintf(buf, sizeof(buf), "reserved%lld", info);
8007 extra = buf;
8008 break;
8009 }
8010
8011 if (reason_valid && !do_bounce) {
8012 do_bounce = ppd->port_error_action &
8013 (1 << (OPA_LDR_FMCONFIG_OFFSET + info));
8014 lcl_reason = info + OPA_LINKDOWN_REASON_BAD_HEAD_DIST;
8015 }
8016
8017
8018 dd_dev_info_ratelimited(dd, "DCC Error: fmconfig error: %s\n",
8019 extra);
8020 reg &= ~DCC_ERR_FLG_FMCONFIG_ERR_SMASK;
8021 }
8022
8023 if (reg & DCC_ERR_FLG_RCVPORT_ERR_SMASK) {
8024 u8 reason_valid = 1;
8025
8026 info = read_csr(dd, DCC_ERR_INFO_PORTRCV);
8027 hdr0 = read_csr(dd, DCC_ERR_INFO_PORTRCV_HDR0);
8028 hdr1 = read_csr(dd, DCC_ERR_INFO_PORTRCV_HDR1);
8029 if (!(dd->err_info_rcvport.status_and_code &
8030 OPA_EI_STATUS_SMASK)) {
8031 dd->err_info_rcvport.status_and_code =
8032 info & OPA_EI_CODE_SMASK;
8033
8034 dd->err_info_rcvport.status_and_code |=
8035 OPA_EI_STATUS_SMASK;
8036
8037
8038
8039
8040 dd->err_info_rcvport.packet_flit1 = hdr0;
8041 dd->err_info_rcvport.packet_flit2 = hdr1;
8042 }
8043 switch (info) {
8044 case 1:
8045 case 2:
8046 case 3:
8047 case 4:
8048 case 5:
8049 case 6:
8050 case 7:
8051 case 9:
8052 case 11:
8053 case 12:
8054 extra = port_rcv_txt[info];
8055 break;
8056 default:
8057 reason_valid = 0;
8058 snprintf(buf, sizeof(buf), "reserved%lld", info);
8059 extra = buf;
8060 break;
8061 }
8062
8063 if (reason_valid && !do_bounce) {
8064 do_bounce = ppd->port_error_action &
8065 (1 << (OPA_LDR_PORTRCV_OFFSET + info));
8066 lcl_reason = info + OPA_LINKDOWN_REASON_RCV_ERROR_0;
8067 }
8068
8069
8070 dd_dev_info_ratelimited(dd, "DCC Error: PortRcv error: %s\n"
8071 " hdr0 0x%llx, hdr1 0x%llx\n",
8072 extra, hdr0, hdr1);
8073
8074 reg &= ~DCC_ERR_FLG_RCVPORT_ERR_SMASK;
8075 }
8076
8077 if (reg & DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_UC_SMASK) {
8078
8079 dd_dev_info_ratelimited(dd, "8051 access to LCB blocked\n");
8080 reg &= ~DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_UC_SMASK;
8081 }
8082 if (reg & DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_HOST_SMASK) {
8083
8084 dd_dev_info_ratelimited(dd, "host access to LCB blocked\n");
8085 reg &= ~DCC_ERR_FLG_EN_CSR_ACCESS_BLOCKED_HOST_SMASK;
8086 }
8087
8088 if (unlikely(hfi1_dbg_fault_suppress_err(&dd->verbs_dev)))
8089 reg &= ~DCC_ERR_FLG_LATE_EBP_ERR_SMASK;
8090
8091
8092 if (reg)
8093 dd_dev_info_ratelimited(dd, "DCC Error: %s\n",
8094 dcc_err_string(buf, sizeof(buf), reg));
8095
8096 if (lcl_reason == 0)
8097 lcl_reason = OPA_LINKDOWN_REASON_UNKNOWN;
8098
8099 if (do_bounce) {
8100 dd_dev_info_ratelimited(dd, "%s: PortErrorAction bounce\n",
8101 __func__);
8102 set_link_down_reason(ppd, lcl_reason, 0, lcl_reason);
8103 queue_work(ppd->link_wq, &ppd->link_bounce_work);
8104 }
8105}
8106
8107static void handle_lcb_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
8108{
8109 char buf[96];
8110
8111 dd_dev_info(dd, "LCB Error: %s\n",
8112 lcb_err_string(buf, sizeof(buf), reg));
8113}
8114
8115
8116
8117
8118static void is_dc_int(struct hfi1_devdata *dd, unsigned int source)
8119{
8120 const struct err_reg_info *eri = &dc_errs[source];
8121
8122 if (eri->handler) {
8123 interrupt_clear_down(dd, 0, eri);
8124 } else if (source == 3 ) {
8125
8126
8127
8128
8129
8130
8131
8132
8133
8134 dd_dev_err(dd, "Parity error in DC LBM block\n");
8135 } else {
8136 dd_dev_err(dd, "Invalid DC interrupt %u\n", source);
8137 }
8138}
8139
8140
8141
8142
8143static void is_send_credit_int(struct hfi1_devdata *dd, unsigned int source)
8144{
8145 sc_group_release_update(dd, source);
8146}
8147
8148
8149
8150
8151
8152
8153
8154
8155
8156
8157static void is_sdma_eng_int(struct hfi1_devdata *dd, unsigned int source)
8158{
8159
8160 unsigned int what = source / TXE_NUM_SDMA_ENGINES;
8161
8162 unsigned int which = source % TXE_NUM_SDMA_ENGINES;
8163
8164#ifdef CONFIG_SDMA_VERBOSITY
8165 dd_dev_err(dd, "CONFIG SDMA(%u) %s:%d %s()\n", which,
8166 slashstrip(__FILE__), __LINE__, __func__);
8167 sdma_dumpstate(&dd->per_sdma[which]);
8168#endif
8169
8170 if (likely(what < 3 && which < dd->num_sdma)) {
8171 sdma_engine_interrupt(&dd->per_sdma[which], 1ull << source);
8172 } else {
8173
8174 dd_dev_err(dd, "Invalid SDMA interrupt 0x%x\n", source);
8175 }
8176}
8177
8178
8179
8180
8181
8182
8183
8184
8185
8186
8187
8188static void is_rcv_avail_int(struct hfi1_devdata *dd, unsigned int source)
8189{
8190 struct hfi1_ctxtdata *rcd;
8191 char *err_detail;
8192
8193 if (likely(source < dd->num_rcv_contexts)) {
8194 rcd = hfi1_rcd_get_by_index(dd, source);
8195 if (rcd) {
8196 handle_user_interrupt(rcd);
8197 hfi1_rcd_put(rcd);
8198 return;
8199 }
8200
8201 err_detail = "dataless";
8202 } else {
8203
8204 err_detail = "out of range";
8205 }
8206 dd_dev_err(dd, "unexpected %s receive available context interrupt %u\n",
8207 err_detail, source);
8208}
8209
8210
8211
8212
8213
8214
8215
8216
8217
8218
8219static void is_rcv_urgent_int(struct hfi1_devdata *dd, unsigned int source)
8220{
8221 struct hfi1_ctxtdata *rcd;
8222 char *err_detail;
8223
8224 if (likely(source < dd->num_rcv_contexts)) {
8225 rcd = hfi1_rcd_get_by_index(dd, source);
8226 if (rcd) {
8227 handle_user_interrupt(rcd);
8228 hfi1_rcd_put(rcd);
8229 return;
8230 }
8231
8232 err_detail = "dataless";
8233 } else {
8234
8235 err_detail = "out of range";
8236 }
8237 dd_dev_err(dd, "unexpected %s receive urgent context interrupt %u\n",
8238 err_detail, source);
8239}
8240
8241
8242
8243
8244static void is_reserved_int(struct hfi1_devdata *dd, unsigned int source)
8245{
8246 char name[64];
8247
8248 dd_dev_err(dd, "unexpected %s interrupt\n",
8249 is_reserved_name(name, sizeof(name), source));
8250}
8251
8252static const struct is_table is_table[] = {
8253
8254
8255
8256
8257{ IS_GENERAL_ERR_START, IS_GENERAL_ERR_END,
8258 is_misc_err_name, is_misc_err_int },
8259{ IS_SDMAENG_ERR_START, IS_SDMAENG_ERR_END,
8260 is_sdma_eng_err_name, is_sdma_eng_err_int },
8261{ IS_SENDCTXT_ERR_START, IS_SENDCTXT_ERR_END,
8262 is_sendctxt_err_name, is_sendctxt_err_int },
8263{ IS_SDMA_START, IS_SDMA_IDLE_END,
8264 is_sdma_eng_name, is_sdma_eng_int },
8265{ IS_VARIOUS_START, IS_VARIOUS_END,
8266 is_various_name, is_various_int },
8267{ IS_DC_START, IS_DC_END,
8268 is_dc_name, is_dc_int },
8269{ IS_RCVAVAIL_START, IS_RCVAVAIL_END,
8270 is_rcv_avail_name, is_rcv_avail_int },
8271{ IS_RCVURGENT_START, IS_RCVURGENT_END,
8272 is_rcv_urgent_name, is_rcv_urgent_int },
8273{ IS_SENDCREDIT_START, IS_SENDCREDIT_END,
8274 is_send_credit_name, is_send_credit_int},
8275{ IS_RESERVED_START, IS_RESERVED_END,
8276 is_reserved_name, is_reserved_int},
8277};
8278
8279
8280
8281
8282
8283static void is_interrupt(struct hfi1_devdata *dd, unsigned int source)
8284{
8285 const struct is_table *entry;
8286
8287
8288 for (entry = &is_table[0]; entry->is_name; entry++) {
8289 if (source <= entry->end) {
8290 trace_hfi1_interrupt(dd, entry, source);
8291 entry->is_int(dd, source - entry->start);
8292 return;
8293 }
8294 }
8295
8296 dd_dev_err(dd, "invalid interrupt source %u\n", source);
8297}
8298
8299
8300
8301
8302
8303
8304
8305
8306
8307
8308irqreturn_t general_interrupt(int irq, void *data)
8309{
8310 struct hfi1_devdata *dd = data;
8311 u64 regs[CCE_NUM_INT_CSRS];
8312 u32 bit;
8313 int i;
8314 irqreturn_t handled = IRQ_NONE;
8315
8316 this_cpu_inc(*dd->int_counter);
8317
8318
8319 for (i = 0; i < CCE_NUM_INT_CSRS; i++) {
8320 if (dd->gi_mask[i] == 0) {
8321 regs[i] = 0;
8322 continue;
8323 }
8324 regs[i] = read_csr(dd, CCE_INT_STATUS + (8 * i)) &
8325 dd->gi_mask[i];
8326
8327 if (regs[i])
8328 write_csr(dd, CCE_INT_CLEAR + (8 * i), regs[i]);
8329 }
8330
8331
8332 for_each_set_bit(bit, (unsigned long *)®s[0],
8333 CCE_NUM_INT_CSRS * 64) {
8334 is_interrupt(dd, bit);
8335 handled = IRQ_HANDLED;
8336 }
8337
8338 return handled;
8339}
8340
8341irqreturn_t sdma_interrupt(int irq, void *data)
8342{
8343 struct sdma_engine *sde = data;
8344 struct hfi1_devdata *dd = sde->dd;
8345 u64 status;
8346
8347#ifdef CONFIG_SDMA_VERBOSITY
8348 dd_dev_err(dd, "CONFIG SDMA(%u) %s:%d %s()\n", sde->this_idx,
8349 slashstrip(__FILE__), __LINE__, __func__);
8350 sdma_dumpstate(sde);
8351#endif
8352
8353 this_cpu_inc(*dd->int_counter);
8354
8355
8356 status = read_csr(dd,
8357 CCE_INT_STATUS + (8 * (IS_SDMA_START / 64)))
8358 & sde->imask;
8359 if (likely(status)) {
8360
8361 write_csr(dd,
8362 CCE_INT_CLEAR + (8 * (IS_SDMA_START / 64)),
8363 status);
8364
8365
8366 sdma_engine_interrupt(sde, status);
8367 } else {
8368 dd_dev_info_ratelimited(dd, "SDMA engine %u interrupt, but no status bits set\n",
8369 sde->this_idx);
8370 }
8371 return IRQ_HANDLED;
8372}
8373
8374
8375
8376
8377
8378
8379static inline void clear_recv_intr(struct hfi1_ctxtdata *rcd)
8380{
8381 struct hfi1_devdata *dd = rcd->dd;
8382 u32 addr = CCE_INT_CLEAR + (8 * rcd->ireg);
8383
8384 write_csr(dd, addr, rcd->imask);
8385
8386 (void)read_csr(dd, addr);
8387}
8388
8389
8390void force_recv_intr(struct hfi1_ctxtdata *rcd)
8391{
8392 write_csr(rcd->dd, CCE_INT_FORCE + (8 * rcd->ireg), rcd->imask);
8393}
8394
8395
8396
8397
8398
8399
8400
8401
8402
8403
8404
8405static inline int check_packet_present(struct hfi1_ctxtdata *rcd)
8406{
8407 u32 tail;
8408
8409 if (hfi1_packet_present(rcd))
8410 return 1;
8411
8412
8413 tail = (u32)read_uctxt_csr(rcd->dd, rcd->ctxt, RCV_HDR_TAIL);
8414 return hfi1_rcd_head(rcd) != tail;
8415}
8416
8417
8418
8419
8420
8421
8422static void receive_interrupt_common(struct hfi1_ctxtdata *rcd)
8423{
8424 struct hfi1_devdata *dd = rcd->dd;
8425
8426 trace_hfi1_receive_interrupt(dd, rcd);
8427 this_cpu_inc(*dd->int_counter);
8428 aspm_ctx_disable(rcd);
8429}
8430
8431
8432
8433
8434
8435
8436
8437
8438static void __hfi1_rcd_eoi_intr(struct hfi1_ctxtdata *rcd)
8439{
8440 clear_recv_intr(rcd);
8441 if (check_packet_present(rcd))
8442 force_recv_intr(rcd);
8443}
8444
8445
8446
8447
8448
8449
8450
8451
8452
8453
8454
8455
8456
8457static void hfi1_rcd_eoi_intr(struct hfi1_ctxtdata *rcd)
8458{
8459 unsigned long flags;
8460
8461 local_irq_save(flags);
8462 __hfi1_rcd_eoi_intr(rcd);
8463 local_irq_restore(flags);
8464}
8465
8466
8467
8468
8469
8470
8471
8472
8473
8474irqreturn_t receive_context_interrupt(int irq, void *data)
8475{
8476 struct hfi1_ctxtdata *rcd = data;
8477 int disposition;
8478
8479 receive_interrupt_common(rcd);
8480
8481
8482 disposition = rcd->do_interrupt(rcd, 0);
8483
8484
8485
8486
8487
8488
8489 if (disposition == RCV_PKT_LIMIT)
8490 return IRQ_WAKE_THREAD;
8491
8492 __hfi1_rcd_eoi_intr(rcd);
8493 return IRQ_HANDLED;
8494}
8495
8496
8497
8498
8499
8500irqreturn_t receive_context_thread(int irq, void *data)
8501{
8502 struct hfi1_ctxtdata *rcd = data;
8503
8504
8505 (void)rcd->do_interrupt(rcd, 1);
8506
8507 hfi1_rcd_eoi_intr(rcd);
8508
8509 return IRQ_HANDLED;
8510}
8511
8512
8513
8514u32 read_physical_state(struct hfi1_devdata *dd)
8515{
8516 u64 reg;
8517
8518 reg = read_csr(dd, DC_DC8051_STS_CUR_STATE);
8519 return (reg >> DC_DC8051_STS_CUR_STATE_PORT_SHIFT)
8520 & DC_DC8051_STS_CUR_STATE_PORT_MASK;
8521}
8522
8523u32 read_logical_state(struct hfi1_devdata *dd)
8524{
8525 u64 reg;
8526
8527 reg = read_csr(dd, DCC_CFG_PORT_CONFIG);
8528 return (reg >> DCC_CFG_PORT_CONFIG_LINK_STATE_SHIFT)
8529 & DCC_CFG_PORT_CONFIG_LINK_STATE_MASK;
8530}
8531
8532static void set_logical_state(struct hfi1_devdata *dd, u32 chip_lstate)
8533{
8534 u64 reg;
8535
8536 reg = read_csr(dd, DCC_CFG_PORT_CONFIG);
8537
8538 reg &= ~DCC_CFG_PORT_CONFIG_LINK_STATE_SMASK;
8539 reg |= (u64)chip_lstate << DCC_CFG_PORT_CONFIG_LINK_STATE_SHIFT;
8540 write_csr(dd, DCC_CFG_PORT_CONFIG, reg);
8541}
8542
8543
8544
8545
8546static int read_lcb_via_8051(struct hfi1_devdata *dd, u32 addr, u64 *data)
8547{
8548 u32 regno;
8549 int ret;
8550
8551 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR) {
8552 if (acquire_lcb_access(dd, 0) == 0) {
8553 *data = read_csr(dd, addr);
8554 release_lcb_access(dd, 0);
8555 return 0;
8556 }
8557 return -EBUSY;
8558 }
8559
8560
8561 regno = (addr - DC_LCB_CFG_RUN) >> 3;
8562 ret = do_8051_command(dd, HCMD_READ_LCB_CSR, regno, data);
8563 if (ret != HCMD_SUCCESS)
8564 return -EBUSY;
8565 return 0;
8566}
8567
8568
8569
8570
8571
8572
8573struct lcb_datum {
8574 u32 off;
8575 u64 val;
8576};
8577
8578static struct lcb_datum lcb_cache[] = {
8579 { DC_LCB_ERR_INFO_RX_REPLAY_CNT, 0},
8580 { DC_LCB_ERR_INFO_SEQ_CRC_CNT, 0 },
8581 { DC_LCB_ERR_INFO_REINIT_FROM_PEER_CNT, 0 },
8582};
8583
8584static void update_lcb_cache(struct hfi1_devdata *dd)
8585{
8586 int i;
8587 int ret;
8588 u64 val;
8589
8590 for (i = 0; i < ARRAY_SIZE(lcb_cache); i++) {
8591 ret = read_lcb_csr(dd, lcb_cache[i].off, &val);
8592
8593
8594 if (likely(ret != -EBUSY))
8595 lcb_cache[i].val = val;
8596 }
8597}
8598
8599static int read_lcb_cache(u32 off, u64 *val)
8600{
8601 int i;
8602
8603 for (i = 0; i < ARRAY_SIZE(lcb_cache); i++) {
8604 if (lcb_cache[i].off == off) {
8605 *val = lcb_cache[i].val;
8606 return 0;
8607 }
8608 }
8609
8610 pr_warn("%s bad offset 0x%x\n", __func__, off);
8611 return -1;
8612}
8613
8614
8615
8616
8617
8618int read_lcb_csr(struct hfi1_devdata *dd, u32 addr, u64 *data)
8619{
8620 struct hfi1_pportdata *ppd = dd->pport;
8621
8622
8623 if (ppd->host_link_state & HLS_UP)
8624 return read_lcb_via_8051(dd, addr, data);
8625
8626 if (ppd->host_link_state & (HLS_GOING_UP | HLS_GOING_OFFLINE)) {
8627 if (read_lcb_cache(addr, data))
8628 return -EBUSY;
8629 return 0;
8630 }
8631
8632
8633 *data = read_csr(dd, addr);
8634 return 0;
8635}
8636
8637
8638
8639
8640static int write_lcb_via_8051(struct hfi1_devdata *dd, u32 addr, u64 data)
8641{
8642 u32 regno;
8643 int ret;
8644
8645 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR ||
8646 (dd->dc8051_ver < dc8051_ver(0, 20, 0))) {
8647 if (acquire_lcb_access(dd, 0) == 0) {
8648 write_csr(dd, addr, data);
8649 release_lcb_access(dd, 0);
8650 return 0;
8651 }
8652 return -EBUSY;
8653 }
8654
8655
8656 regno = (addr - DC_LCB_CFG_RUN) >> 3;
8657 ret = do_8051_command(dd, HCMD_WRITE_LCB_CSR, regno, &data);
8658 if (ret != HCMD_SUCCESS)
8659 return -EBUSY;
8660 return 0;
8661}
8662
8663
8664
8665
8666
8667int write_lcb_csr(struct hfi1_devdata *dd, u32 addr, u64 data)
8668{
8669 struct hfi1_pportdata *ppd = dd->pport;
8670
8671
8672 if (ppd->host_link_state & HLS_UP)
8673 return write_lcb_via_8051(dd, addr, data);
8674
8675 if (ppd->host_link_state & (HLS_GOING_UP | HLS_GOING_OFFLINE))
8676 return -EBUSY;
8677
8678 write_csr(dd, addr, data);
8679 return 0;
8680}
8681
8682
8683
8684
8685
8686
8687static int do_8051_command(struct hfi1_devdata *dd, u32 type, u64 in_data,
8688 u64 *out_data)
8689{
8690 u64 reg, completed;
8691 int return_code;
8692 unsigned long timeout;
8693
8694 hfi1_cdbg(DC8051, "type %d, data 0x%012llx", type, in_data);
8695
8696 mutex_lock(&dd->dc8051_lock);
8697
8698
8699 if (dd->dc_shutdown) {
8700 return_code = -ENODEV;
8701 goto fail;
8702 }
8703
8704
8705
8706
8707
8708
8709
8710
8711
8712
8713
8714 if (dd->dc8051_timed_out) {
8715 if (dd->dc8051_timed_out > 1) {
8716 dd_dev_err(dd,
8717 "Previous 8051 host command timed out, skipping command %u\n",
8718 type);
8719 return_code = -ENXIO;
8720 goto fail;
8721 }
8722 _dc_shutdown(dd);
8723 _dc_start(dd);
8724 }
8725
8726
8727
8728
8729
8730
8731
8732
8733
8734
8735
8736
8737
8738
8739
8740
8741
8742 if (type == HCMD_WRITE_LCB_CSR) {
8743 in_data |= ((*out_data) & 0xffffffffffull) << 8;
8744
8745 reg = read_csr(dd, DC_DC8051_CFG_EXT_DEV_0);
8746 reg &= DC_DC8051_CFG_EXT_DEV_0_COMPLETED_SMASK;
8747 reg |= ((((*out_data) >> 40) & 0xff) <<
8748 DC_DC8051_CFG_EXT_DEV_0_RETURN_CODE_SHIFT)
8749 | ((((*out_data) >> 48) & 0xffff) <<
8750 DC_DC8051_CFG_EXT_DEV_0_RSP_DATA_SHIFT);
8751 write_csr(dd, DC_DC8051_CFG_EXT_DEV_0, reg);
8752 }
8753
8754
8755
8756
8757
8758 reg = ((u64)type & DC_DC8051_CFG_HOST_CMD_0_REQ_TYPE_MASK)
8759 << DC_DC8051_CFG_HOST_CMD_0_REQ_TYPE_SHIFT
8760 | (in_data & DC_DC8051_CFG_HOST_CMD_0_REQ_DATA_MASK)
8761 << DC_DC8051_CFG_HOST_CMD_0_REQ_DATA_SHIFT;
8762 write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, reg);
8763 reg |= DC_DC8051_CFG_HOST_CMD_0_REQ_NEW_SMASK;
8764 write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, reg);
8765
8766
8767 timeout = jiffies + msecs_to_jiffies(DC8051_COMMAND_TIMEOUT);
8768 while (1) {
8769 reg = read_csr(dd, DC_DC8051_CFG_HOST_CMD_1);
8770 completed = reg & DC_DC8051_CFG_HOST_CMD_1_COMPLETED_SMASK;
8771 if (completed)
8772 break;
8773 if (time_after(jiffies, timeout)) {
8774 dd->dc8051_timed_out++;
8775 dd_dev_err(dd, "8051 host command %u timeout\n", type);
8776 if (out_data)
8777 *out_data = 0;
8778 return_code = -ETIMEDOUT;
8779 goto fail;
8780 }
8781 udelay(2);
8782 }
8783
8784 if (out_data) {
8785 *out_data = (reg >> DC_DC8051_CFG_HOST_CMD_1_RSP_DATA_SHIFT)
8786 & DC_DC8051_CFG_HOST_CMD_1_RSP_DATA_MASK;
8787 if (type == HCMD_READ_LCB_CSR) {
8788
8789 *out_data |= (read_csr(dd, DC_DC8051_CFG_EXT_DEV_1)
8790 & DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_SMASK)
8791 << (48
8792 - DC_DC8051_CFG_EXT_DEV_1_REQ_DATA_SHIFT);
8793 }
8794 }
8795 return_code = (reg >> DC_DC8051_CFG_HOST_CMD_1_RETURN_CODE_SHIFT)
8796 & DC_DC8051_CFG_HOST_CMD_1_RETURN_CODE_MASK;
8797 dd->dc8051_timed_out = 0;
8798
8799
8800
8801 write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, 0);
8802
8803fail:
8804 mutex_unlock(&dd->dc8051_lock);
8805 return return_code;
8806}
8807
8808static int set_physical_link_state(struct hfi1_devdata *dd, u64 state)
8809{
8810 return do_8051_command(dd, HCMD_CHANGE_PHY_STATE, state, NULL);
8811}
8812
8813int load_8051_config(struct hfi1_devdata *dd, u8 field_id,
8814 u8 lane_id, u32 config_data)
8815{
8816 u64 data;
8817 int ret;
8818
8819 data = (u64)field_id << LOAD_DATA_FIELD_ID_SHIFT
8820 | (u64)lane_id << LOAD_DATA_LANE_ID_SHIFT
8821 | (u64)config_data << LOAD_DATA_DATA_SHIFT;
8822 ret = do_8051_command(dd, HCMD_LOAD_CONFIG_DATA, data, NULL);
8823 if (ret != HCMD_SUCCESS) {
8824 dd_dev_err(dd,
8825 "load 8051 config: field id %d, lane %d, err %d\n",
8826 (int)field_id, (int)lane_id, ret);
8827 }
8828 return ret;
8829}
8830
8831
8832
8833
8834
8835
8836int read_8051_config(struct hfi1_devdata *dd, u8 field_id, u8 lane_id,
8837 u32 *result)
8838{
8839 u64 big_data;
8840 u32 addr;
8841 int ret;
8842
8843
8844 if (lane_id < 4)
8845 addr = (4 * NUM_GENERAL_FIELDS)
8846 + (lane_id * 4 * NUM_LANE_FIELDS);
8847 else
8848 addr = 0;
8849 addr += field_id * 4;
8850
8851
8852 ret = read_8051_data(dd, addr, 8, &big_data);
8853
8854 if (ret == 0) {
8855
8856 if (addr & 0x4)
8857 *result = (u32)(big_data >> 32);
8858 else
8859 *result = (u32)big_data;
8860 } else {
8861 *result = 0;
8862 dd_dev_err(dd, "%s: direct read failed, lane %d, field %d!\n",
8863 __func__, lane_id, field_id);
8864 }
8865
8866 return ret;
8867}
8868
8869static int write_vc_local_phy(struct hfi1_devdata *dd, u8 power_management,
8870 u8 continuous)
8871{
8872 u32 frame;
8873
8874 frame = continuous << CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT
8875 | power_management << POWER_MANAGEMENT_SHIFT;
8876 return load_8051_config(dd, VERIFY_CAP_LOCAL_PHY,
8877 GENERAL_CONFIG, frame);
8878}
8879
8880static int write_vc_local_fabric(struct hfi1_devdata *dd, u8 vau, u8 z, u8 vcu,
8881 u16 vl15buf, u8 crc_sizes)
8882{
8883 u32 frame;
8884
8885 frame = (u32)vau << VAU_SHIFT
8886 | (u32)z << Z_SHIFT
8887 | (u32)vcu << VCU_SHIFT
8888 | (u32)vl15buf << VL15BUF_SHIFT
8889 | (u32)crc_sizes << CRC_SIZES_SHIFT;
8890 return load_8051_config(dd, VERIFY_CAP_LOCAL_FABRIC,
8891 GENERAL_CONFIG, frame);
8892}
8893
8894static void read_vc_local_link_mode(struct hfi1_devdata *dd, u8 *misc_bits,
8895 u8 *flag_bits, u16 *link_widths)
8896{
8897 u32 frame;
8898
8899 read_8051_config(dd, VERIFY_CAP_LOCAL_LINK_MODE, GENERAL_CONFIG,
8900 &frame);
8901 *misc_bits = (frame >> MISC_CONFIG_BITS_SHIFT) & MISC_CONFIG_BITS_MASK;
8902 *flag_bits = (frame >> LOCAL_FLAG_BITS_SHIFT) & LOCAL_FLAG_BITS_MASK;
8903 *link_widths = (frame >> LINK_WIDTH_SHIFT) & LINK_WIDTH_MASK;
8904}
8905
8906static int write_vc_local_link_mode(struct hfi1_devdata *dd,
8907 u8 misc_bits,
8908 u8 flag_bits,
8909 u16 link_widths)
8910{
8911 u32 frame;
8912
8913 frame = (u32)misc_bits << MISC_CONFIG_BITS_SHIFT
8914 | (u32)flag_bits << LOCAL_FLAG_BITS_SHIFT
8915 | (u32)link_widths << LINK_WIDTH_SHIFT;
8916 return load_8051_config(dd, VERIFY_CAP_LOCAL_LINK_MODE, GENERAL_CONFIG,
8917 frame);
8918}
8919
8920static int write_local_device_id(struct hfi1_devdata *dd, u16 device_id,
8921 u8 device_rev)
8922{
8923 u32 frame;
8924
8925 frame = ((u32)device_id << LOCAL_DEVICE_ID_SHIFT)
8926 | ((u32)device_rev << LOCAL_DEVICE_REV_SHIFT);
8927 return load_8051_config(dd, LOCAL_DEVICE_ID, GENERAL_CONFIG, frame);
8928}
8929
8930static void read_remote_device_id(struct hfi1_devdata *dd, u16 *device_id,
8931 u8 *device_rev)
8932{
8933 u32 frame;
8934
8935 read_8051_config(dd, REMOTE_DEVICE_ID, GENERAL_CONFIG, &frame);
8936 *device_id = (frame >> REMOTE_DEVICE_ID_SHIFT) & REMOTE_DEVICE_ID_MASK;
8937 *device_rev = (frame >> REMOTE_DEVICE_REV_SHIFT)
8938 & REMOTE_DEVICE_REV_MASK;
8939}
8940
8941int write_host_interface_version(struct hfi1_devdata *dd, u8 version)
8942{
8943 u32 frame;
8944 u32 mask;
8945
8946 mask = (HOST_INTERFACE_VERSION_MASK << HOST_INTERFACE_VERSION_SHIFT);
8947 read_8051_config(dd, RESERVED_REGISTERS, GENERAL_CONFIG, &frame);
8948
8949 frame &= ~mask;
8950 frame |= ((u32)version << HOST_INTERFACE_VERSION_SHIFT);
8951 return load_8051_config(dd, RESERVED_REGISTERS, GENERAL_CONFIG,
8952 frame);
8953}
8954
8955void read_misc_status(struct hfi1_devdata *dd, u8 *ver_major, u8 *ver_minor,
8956 u8 *ver_patch)
8957{
8958 u32 frame;
8959
8960 read_8051_config(dd, MISC_STATUS, GENERAL_CONFIG, &frame);
8961 *ver_major = (frame >> STS_FM_VERSION_MAJOR_SHIFT) &
8962 STS_FM_VERSION_MAJOR_MASK;
8963 *ver_minor = (frame >> STS_FM_VERSION_MINOR_SHIFT) &
8964 STS_FM_VERSION_MINOR_MASK;
8965
8966 read_8051_config(dd, VERSION_PATCH, GENERAL_CONFIG, &frame);
8967 *ver_patch = (frame >> STS_FM_VERSION_PATCH_SHIFT) &
8968 STS_FM_VERSION_PATCH_MASK;
8969}
8970
8971static void read_vc_remote_phy(struct hfi1_devdata *dd, u8 *power_management,
8972 u8 *continuous)
8973{
8974 u32 frame;
8975
8976 read_8051_config(dd, VERIFY_CAP_REMOTE_PHY, GENERAL_CONFIG, &frame);
8977 *power_management = (frame >> POWER_MANAGEMENT_SHIFT)
8978 & POWER_MANAGEMENT_MASK;
8979 *continuous = (frame >> CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT)
8980 & CONTINIOUS_REMOTE_UPDATE_SUPPORT_MASK;
8981}
8982
8983static void read_vc_remote_fabric(struct hfi1_devdata *dd, u8 *vau, u8 *z,
8984 u8 *vcu, u16 *vl15buf, u8 *crc_sizes)
8985{
8986 u32 frame;
8987
8988 read_8051_config(dd, VERIFY_CAP_REMOTE_FABRIC, GENERAL_CONFIG, &frame);
8989 *vau = (frame >> VAU_SHIFT) & VAU_MASK;
8990 *z = (frame >> Z_SHIFT) & Z_MASK;
8991 *vcu = (frame >> VCU_SHIFT) & VCU_MASK;
8992 *vl15buf = (frame >> VL15BUF_SHIFT) & VL15BUF_MASK;
8993 *crc_sizes = (frame >> CRC_SIZES_SHIFT) & CRC_SIZES_MASK;
8994}
8995
8996static void read_vc_remote_link_width(struct hfi1_devdata *dd,
8997 u8 *remote_tx_rate,
8998 u16 *link_widths)
8999{
9000 u32 frame;
9001
9002 read_8051_config(dd, VERIFY_CAP_REMOTE_LINK_WIDTH, GENERAL_CONFIG,
9003 &frame);
9004 *remote_tx_rate = (frame >> REMOTE_TX_RATE_SHIFT)
9005 & REMOTE_TX_RATE_MASK;
9006 *link_widths = (frame >> LINK_WIDTH_SHIFT) & LINK_WIDTH_MASK;
9007}
9008
9009static void read_local_lni(struct hfi1_devdata *dd, u8 *enable_lane_rx)
9010{
9011 u32 frame;
9012
9013 read_8051_config(dd, LOCAL_LNI_INFO, GENERAL_CONFIG, &frame);
9014 *enable_lane_rx = (frame >> ENABLE_LANE_RX_SHIFT) & ENABLE_LANE_RX_MASK;
9015}
9016
9017static void read_last_local_state(struct hfi1_devdata *dd, u32 *lls)
9018{
9019 read_8051_config(dd, LAST_LOCAL_STATE_COMPLETE, GENERAL_CONFIG, lls);
9020}
9021
9022static void read_last_remote_state(struct hfi1_devdata *dd, u32 *lrs)
9023{
9024 read_8051_config(dd, LAST_REMOTE_STATE_COMPLETE, GENERAL_CONFIG, lrs);
9025}
9026
9027void hfi1_read_link_quality(struct hfi1_devdata *dd, u8 *link_quality)
9028{
9029 u32 frame;
9030 int ret;
9031
9032 *link_quality = 0;
9033 if (dd->pport->host_link_state & HLS_UP) {
9034 ret = read_8051_config(dd, LINK_QUALITY_INFO, GENERAL_CONFIG,
9035 &frame);
9036 if (ret == 0)
9037 *link_quality = (frame >> LINK_QUALITY_SHIFT)
9038 & LINK_QUALITY_MASK;
9039 }
9040}
9041
9042static void read_planned_down_reason_code(struct hfi1_devdata *dd, u8 *pdrrc)
9043{
9044 u32 frame;
9045
9046 read_8051_config(dd, LINK_QUALITY_INFO, GENERAL_CONFIG, &frame);
9047 *pdrrc = (frame >> DOWN_REMOTE_REASON_SHIFT) & DOWN_REMOTE_REASON_MASK;
9048}
9049
9050static void read_link_down_reason(struct hfi1_devdata *dd, u8 *ldr)
9051{
9052 u32 frame;
9053
9054 read_8051_config(dd, LINK_DOWN_REASON, GENERAL_CONFIG, &frame);
9055 *ldr = (frame & 0xff);
9056}
9057
9058static int read_tx_settings(struct hfi1_devdata *dd,
9059 u8 *enable_lane_tx,
9060 u8 *tx_polarity_inversion,
9061 u8 *rx_polarity_inversion,
9062 u8 *max_rate)
9063{
9064 u32 frame;
9065 int ret;
9066
9067 ret = read_8051_config(dd, TX_SETTINGS, GENERAL_CONFIG, &frame);
9068 *enable_lane_tx = (frame >> ENABLE_LANE_TX_SHIFT)
9069 & ENABLE_LANE_TX_MASK;
9070 *tx_polarity_inversion = (frame >> TX_POLARITY_INVERSION_SHIFT)
9071 & TX_POLARITY_INVERSION_MASK;
9072 *rx_polarity_inversion = (frame >> RX_POLARITY_INVERSION_SHIFT)
9073 & RX_POLARITY_INVERSION_MASK;
9074 *max_rate = (frame >> MAX_RATE_SHIFT) & MAX_RATE_MASK;
9075 return ret;
9076}
9077
9078static int write_tx_settings(struct hfi1_devdata *dd,
9079 u8 enable_lane_tx,
9080 u8 tx_polarity_inversion,
9081 u8 rx_polarity_inversion,
9082 u8 max_rate)
9083{
9084 u32 frame;
9085
9086
9087 frame = enable_lane_tx << ENABLE_LANE_TX_SHIFT
9088 | tx_polarity_inversion << TX_POLARITY_INVERSION_SHIFT
9089 | rx_polarity_inversion << RX_POLARITY_INVERSION_SHIFT
9090 | max_rate << MAX_RATE_SHIFT;
9091 return load_8051_config(dd, TX_SETTINGS, GENERAL_CONFIG, frame);
9092}
9093
9094
9095
9096
9097
9098
9099static int read_idle_message(struct hfi1_devdata *dd, u64 type, u64 *data_out)
9100{
9101 int ret;
9102
9103 ret = do_8051_command(dd, HCMD_READ_LCB_IDLE_MSG, type, data_out);
9104 if (ret != HCMD_SUCCESS) {
9105 dd_dev_err(dd, "read idle message: type %d, err %d\n",
9106 (u32)type, ret);
9107 return -EINVAL;
9108 }
9109 dd_dev_info(dd, "%s: read idle message 0x%llx\n", __func__, *data_out);
9110
9111 *data_out >>= IDLE_PAYLOAD_SHIFT;
9112 return 0;
9113}
9114
9115
9116
9117
9118
9119
9120
9121static int read_idle_sma(struct hfi1_devdata *dd, u64 *data)
9122{
9123 return read_idle_message(dd, (u64)IDLE_SMA << IDLE_MSG_TYPE_SHIFT,
9124 data);
9125}
9126
9127
9128
9129
9130
9131
9132static int send_idle_message(struct hfi1_devdata *dd, u64 data)
9133{
9134 int ret;
9135
9136 dd_dev_info(dd, "%s: sending idle message 0x%llx\n", __func__, data);
9137 ret = do_8051_command(dd, HCMD_SEND_LCB_IDLE_MSG, data, NULL);
9138 if (ret != HCMD_SUCCESS) {
9139 dd_dev_err(dd, "send idle message: data 0x%llx, err %d\n",
9140 data, ret);
9141 return -EINVAL;
9142 }
9143 return 0;
9144}
9145
9146
9147
9148
9149
9150
9151int send_idle_sma(struct hfi1_devdata *dd, u64 message)
9152{
9153 u64 data;
9154
9155 data = ((message & IDLE_PAYLOAD_MASK) << IDLE_PAYLOAD_SHIFT) |
9156 ((u64)IDLE_SMA << IDLE_MSG_TYPE_SHIFT);
9157 return send_idle_message(dd, data);
9158}
9159
9160
9161
9162
9163
9164
9165
9166static int do_quick_linkup(struct hfi1_devdata *dd)
9167{
9168 int ret;
9169
9170 lcb_shutdown(dd, 0);
9171
9172 if (loopback) {
9173
9174
9175 write_csr(dd, DC_LCB_CFG_LOOPBACK,
9176 IB_PACKET_TYPE << DC_LCB_CFG_LOOPBACK_VAL_SHIFT);
9177 write_csr(dd, DC_LCB_CFG_LANE_WIDTH, 0);
9178 }
9179
9180
9181
9182 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0);
9183
9184
9185 if (loopback && dd->icode == ICODE_FUNCTIONAL_SIMULATOR) {
9186
9187 write_csr(dd, DC_LCB_CFG_RUN,
9188 1ull << DC_LCB_CFG_RUN_EN_SHIFT);
9189
9190 ret = wait_link_transfer_active(dd, 10);
9191 if (ret)
9192 return ret;
9193
9194 write_csr(dd, DC_LCB_CFG_ALLOW_LINK_UP,
9195 1ull << DC_LCB_CFG_ALLOW_LINK_UP_VAL_SHIFT);
9196 }
9197
9198 if (!loopback) {
9199
9200
9201
9202
9203
9204
9205
9206 dd_dev_err(dd,
9207 "Pausing for peer to be finished with LCB set up\n");
9208 msleep(5000);
9209 dd_dev_err(dd, "Continuing with quick linkup\n");
9210 }
9211
9212 write_csr(dd, DC_LCB_ERR_EN, 0);
9213 set_8051_lcb_access(dd);
9214
9215
9216
9217
9218
9219
9220 ret = set_physical_link_state(dd, PLS_QUICK_LINKUP);
9221 if (ret != HCMD_SUCCESS) {
9222 dd_dev_err(dd,
9223 "%s: set physical link state to quick LinkUp failed with return %d\n",
9224 __func__, ret);
9225
9226 set_host_lcb_access(dd);
9227 write_csr(dd, DC_LCB_ERR_EN, ~0ull);
9228
9229 if (ret >= 0)
9230 ret = -EINVAL;
9231 return ret;
9232 }
9233
9234 return 0;
9235}
9236
9237
9238
9239
9240static int init_loopback(struct hfi1_devdata *dd)
9241{
9242 dd_dev_info(dd, "Entering loopback mode\n");
9243
9244
9245 write_csr(dd, DC_DC8051_CFG_MODE,
9246 (read_csr(dd, DC_DC8051_CFG_MODE) | DISABLE_SELF_GUID_CHECK));
9247
9248
9249
9250
9251
9252
9253
9254 if ((dd->icode == ICODE_FUNCTIONAL_SIMULATOR) &&
9255 (loopback == LOOPBACK_SERDES || loopback == LOOPBACK_LCB ||
9256 loopback == LOOPBACK_CABLE)) {
9257 loopback = LOOPBACK_LCB;
9258 quick_linkup = 1;
9259 return 0;
9260 }
9261
9262
9263
9264
9265 if (loopback == LOOPBACK_SERDES)
9266 return 0;
9267
9268
9269 if (loopback == LOOPBACK_LCB) {
9270 quick_linkup = 1;
9271
9272
9273 if (dd->icode == ICODE_FPGA_EMULATION) {
9274 dd_dev_err(dd,
9275 "LCB loopback not supported in emulation\n");
9276 return -EINVAL;
9277 }
9278 return 0;
9279 }
9280
9281
9282 if (loopback == LOOPBACK_CABLE)
9283 return 0;
9284
9285 dd_dev_err(dd, "Invalid loopback mode %d\n", loopback);
9286 return -EINVAL;
9287}
9288
9289
9290
9291
9292
9293static u16 opa_to_vc_link_widths(u16 opa_widths)
9294{
9295 int i;
9296 u16 result = 0;
9297
9298 static const struct link_bits {
9299 u16 from;
9300 u16 to;
9301 } opa_link_xlate[] = {
9302 { OPA_LINK_WIDTH_1X, 1 << (1 - 1) },
9303 { OPA_LINK_WIDTH_2X, 1 << (2 - 1) },
9304 { OPA_LINK_WIDTH_3X, 1 << (3 - 1) },
9305 { OPA_LINK_WIDTH_4X, 1 << (4 - 1) },
9306 };
9307
9308 for (i = 0; i < ARRAY_SIZE(opa_link_xlate); i++) {
9309 if (opa_widths & opa_link_xlate[i].from)
9310 result |= opa_link_xlate[i].to;
9311 }
9312 return result;
9313}
9314
9315
9316
9317
9318static int set_local_link_attributes(struct hfi1_pportdata *ppd)
9319{
9320 struct hfi1_devdata *dd = ppd->dd;
9321 u8 enable_lane_tx;
9322 u8 tx_polarity_inversion;
9323 u8 rx_polarity_inversion;
9324 int ret;
9325 u32 misc_bits = 0;
9326
9327 fabric_serdes_reset(dd);
9328
9329
9330 ret = read_tx_settings(dd, &enable_lane_tx, &tx_polarity_inversion,
9331 &rx_polarity_inversion, &ppd->local_tx_rate);
9332 if (ret)
9333 goto set_local_link_attributes_fail;
9334
9335 if (dd->dc8051_ver < dc8051_ver(0, 20, 0)) {
9336
9337 if (ppd->link_speed_enabled & OPA_LINK_SPEED_25G)
9338 ppd->local_tx_rate = 1;
9339 else
9340 ppd->local_tx_rate = 0;
9341 } else {
9342
9343 ppd->local_tx_rate = 0;
9344 if (ppd->link_speed_enabled & OPA_LINK_SPEED_25G)
9345 ppd->local_tx_rate |= 2;
9346 if (ppd->link_speed_enabled & OPA_LINK_SPEED_12_5G)
9347 ppd->local_tx_rate |= 1;
9348 }
9349
9350 enable_lane_tx = 0xF;
9351 ret = write_tx_settings(dd, enable_lane_tx, tx_polarity_inversion,
9352 rx_polarity_inversion, ppd->local_tx_rate);
9353 if (ret != HCMD_SUCCESS)
9354 goto set_local_link_attributes_fail;
9355
9356 ret = write_host_interface_version(dd, HOST_INTERFACE_VERSION);
9357 if (ret != HCMD_SUCCESS) {
9358 dd_dev_err(dd,
9359 "Failed to set host interface version, return 0x%x\n",
9360 ret);
9361 goto set_local_link_attributes_fail;
9362 }
9363
9364
9365
9366
9367 ret = write_vc_local_phy(dd,
9368 0 ,
9369 1 );
9370 if (ret != HCMD_SUCCESS)
9371 goto set_local_link_attributes_fail;
9372
9373
9374 ret = write_vc_local_fabric(dd, dd->vau, 1, dd->vcu, dd->vl15_init,
9375 ppd->port_crc_mode_enabled);
9376 if (ret != HCMD_SUCCESS)
9377 goto set_local_link_attributes_fail;
9378
9379
9380
9381
9382
9383 if (loopback == LOOPBACK_SERDES)
9384 misc_bits |= 1 << LOOPBACK_SERDES_CONFIG_BIT_MASK_SHIFT;
9385
9386
9387
9388
9389
9390
9391 if (dd->dc8051_ver >= dc8051_ver(1, 25, 0))
9392 misc_bits |= 1 << EXT_CFG_LCB_RESET_SUPPORTED_SHIFT;
9393
9394 ret = write_vc_local_link_mode(dd, misc_bits, 0,
9395 opa_to_vc_link_widths(
9396 ppd->link_width_enabled));
9397 if (ret != HCMD_SUCCESS)
9398 goto set_local_link_attributes_fail;
9399
9400
9401 ret = write_local_device_id(dd, dd->pcidev->device, dd->minrev);
9402 if (ret == HCMD_SUCCESS)
9403 return 0;
9404
9405set_local_link_attributes_fail:
9406 dd_dev_err(dd,
9407 "Failed to set local link attributes, return 0x%x\n",
9408 ret);
9409 return ret;
9410}
9411
9412
9413
9414
9415
9416
9417int start_link(struct hfi1_pportdata *ppd)
9418{
9419
9420
9421
9422
9423 tune_serdes(ppd);
9424
9425 if (!ppd->driver_link_ready) {
9426 dd_dev_info(ppd->dd,
9427 "%s: stopping link start because driver is not ready\n",
9428 __func__);
9429 return 0;
9430 }
9431
9432
9433
9434
9435
9436
9437 clear_full_mgmt_pkey(ppd);
9438
9439 return set_link_state(ppd, HLS_DN_POLL);
9440}
9441
9442static void wait_for_qsfp_init(struct hfi1_pportdata *ppd)
9443{
9444 struct hfi1_devdata *dd = ppd->dd;
9445 u64 mask;
9446 unsigned long timeout;
9447
9448
9449
9450
9451
9452
9453
9454
9455
9456 msleep(500);
9457
9458
9459
9460
9461 timeout = jiffies + msecs_to_jiffies(2000);
9462 while (1) {
9463 mask = read_csr(dd, dd->hfi1_id ?
9464 ASIC_QSFP2_IN : ASIC_QSFP1_IN);
9465 if (!(mask & QSFP_HFI0_INT_N))
9466 break;
9467 if (time_after(jiffies, timeout)) {
9468 dd_dev_info(dd, "%s: No IntN detected, reset complete\n",
9469 __func__);
9470 break;
9471 }
9472 udelay(2);
9473 }
9474}
9475
9476static void set_qsfp_int_n(struct hfi1_pportdata *ppd, u8 enable)
9477{
9478 struct hfi1_devdata *dd = ppd->dd;
9479 u64 mask;
9480
9481 mask = read_csr(dd, dd->hfi1_id ? ASIC_QSFP2_MASK : ASIC_QSFP1_MASK);
9482 if (enable) {
9483
9484
9485
9486
9487 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_CLEAR : ASIC_QSFP1_CLEAR,
9488 QSFP_HFI0_INT_N);
9489 mask |= (u64)QSFP_HFI0_INT_N;
9490 } else {
9491 mask &= ~(u64)QSFP_HFI0_INT_N;
9492 }
9493 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_MASK : ASIC_QSFP1_MASK, mask);
9494}
9495
9496int reset_qsfp(struct hfi1_pportdata *ppd)
9497{
9498 struct hfi1_devdata *dd = ppd->dd;
9499 u64 mask, qsfp_mask;
9500
9501
9502 set_qsfp_int_n(ppd, 0);
9503
9504
9505 mask = (u64)QSFP_HFI0_RESET_N;
9506
9507 qsfp_mask = read_csr(dd,
9508 dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT);
9509 qsfp_mask &= ~mask;
9510 write_csr(dd,
9511 dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT, qsfp_mask);
9512
9513 udelay(10);
9514
9515 qsfp_mask |= mask;
9516 write_csr(dd,
9517 dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT, qsfp_mask);
9518
9519 wait_for_qsfp_init(ppd);
9520
9521
9522
9523
9524
9525 set_qsfp_int_n(ppd, 1);
9526
9527
9528
9529
9530
9531
9532 return set_qsfp_tx(ppd, 0);
9533}
9534
9535static int handle_qsfp_error_conditions(struct hfi1_pportdata *ppd,
9536 u8 *qsfp_interrupt_status)
9537{
9538 struct hfi1_devdata *dd = ppd->dd;
9539
9540 if ((qsfp_interrupt_status[0] & QSFP_HIGH_TEMP_ALARM) ||
9541 (qsfp_interrupt_status[0] & QSFP_HIGH_TEMP_WARNING))
9542 dd_dev_err(dd, "%s: QSFP cable temperature too high\n",
9543 __func__);
9544
9545 if ((qsfp_interrupt_status[0] & QSFP_LOW_TEMP_ALARM) ||
9546 (qsfp_interrupt_status[0] & QSFP_LOW_TEMP_WARNING))
9547 dd_dev_err(dd, "%s: QSFP cable temperature too low\n",
9548 __func__);
9549
9550
9551
9552
9553 if (ppd->host_link_state & HLS_DOWN)
9554 return 0;
9555
9556 if ((qsfp_interrupt_status[1] & QSFP_HIGH_VCC_ALARM) ||
9557 (qsfp_interrupt_status[1] & QSFP_HIGH_VCC_WARNING))
9558 dd_dev_err(dd, "%s: QSFP supply voltage too high\n",
9559 __func__);
9560
9561 if ((qsfp_interrupt_status[1] & QSFP_LOW_VCC_ALARM) ||
9562 (qsfp_interrupt_status[1] & QSFP_LOW_VCC_WARNING))
9563 dd_dev_err(dd, "%s: QSFP supply voltage too low\n",
9564 __func__);
9565
9566
9567
9568 if ((qsfp_interrupt_status[3] & QSFP_HIGH_POWER_ALARM) ||
9569 (qsfp_interrupt_status[3] & QSFP_HIGH_POWER_WARNING))
9570 dd_dev_err(dd, "%s: Cable RX channel 1/2 power too high\n",
9571 __func__);
9572
9573 if ((qsfp_interrupt_status[3] & QSFP_LOW_POWER_ALARM) ||
9574 (qsfp_interrupt_status[3] & QSFP_LOW_POWER_WARNING))
9575 dd_dev_err(dd, "%s: Cable RX channel 1/2 power too low\n",
9576 __func__);
9577
9578 if ((qsfp_interrupt_status[4] & QSFP_HIGH_POWER_ALARM) ||
9579 (qsfp_interrupt_status[4] & QSFP_HIGH_POWER_WARNING))
9580 dd_dev_err(dd, "%s: Cable RX channel 3/4 power too high\n",
9581 __func__);
9582
9583 if ((qsfp_interrupt_status[4] & QSFP_LOW_POWER_ALARM) ||
9584 (qsfp_interrupt_status[4] & QSFP_LOW_POWER_WARNING))
9585 dd_dev_err(dd, "%s: Cable RX channel 3/4 power too low\n",
9586 __func__);
9587
9588 if ((qsfp_interrupt_status[5] & QSFP_HIGH_BIAS_ALARM) ||
9589 (qsfp_interrupt_status[5] & QSFP_HIGH_BIAS_WARNING))
9590 dd_dev_err(dd, "%s: Cable TX channel 1/2 bias too high\n",
9591 __func__);
9592
9593 if ((qsfp_interrupt_status[5] & QSFP_LOW_BIAS_ALARM) ||
9594 (qsfp_interrupt_status[5] & QSFP_LOW_BIAS_WARNING))
9595 dd_dev_err(dd, "%s: Cable TX channel 1/2 bias too low\n",
9596 __func__);
9597
9598 if ((qsfp_interrupt_status[6] & QSFP_HIGH_BIAS_ALARM) ||
9599 (qsfp_interrupt_status[6] & QSFP_HIGH_BIAS_WARNING))
9600 dd_dev_err(dd, "%s: Cable TX channel 3/4 bias too high\n",
9601 __func__);
9602
9603 if ((qsfp_interrupt_status[6] & QSFP_LOW_BIAS_ALARM) ||
9604 (qsfp_interrupt_status[6] & QSFP_LOW_BIAS_WARNING))
9605 dd_dev_err(dd, "%s: Cable TX channel 3/4 bias too low\n",
9606 __func__);
9607
9608 if ((qsfp_interrupt_status[7] & QSFP_HIGH_POWER_ALARM) ||
9609 (qsfp_interrupt_status[7] & QSFP_HIGH_POWER_WARNING))
9610 dd_dev_err(dd, "%s: Cable TX channel 1/2 power too high\n",
9611 __func__);
9612
9613 if ((qsfp_interrupt_status[7] & QSFP_LOW_POWER_ALARM) ||
9614 (qsfp_interrupt_status[7] & QSFP_LOW_POWER_WARNING))
9615 dd_dev_err(dd, "%s: Cable TX channel 1/2 power too low\n",
9616 __func__);
9617
9618 if ((qsfp_interrupt_status[8] & QSFP_HIGH_POWER_ALARM) ||
9619 (qsfp_interrupt_status[8] & QSFP_HIGH_POWER_WARNING))
9620 dd_dev_err(dd, "%s: Cable TX channel 3/4 power too high\n",
9621 __func__);
9622
9623 if ((qsfp_interrupt_status[8] & QSFP_LOW_POWER_ALARM) ||
9624 (qsfp_interrupt_status[8] & QSFP_LOW_POWER_WARNING))
9625 dd_dev_err(dd, "%s: Cable TX channel 3/4 power too low\n",
9626 __func__);
9627
9628
9629
9630
9631 return 0;
9632}
9633
9634
9635void qsfp_event(struct work_struct *work)
9636{
9637 struct qsfp_data *qd;
9638 struct hfi1_pportdata *ppd;
9639 struct hfi1_devdata *dd;
9640
9641 qd = container_of(work, struct qsfp_data, qsfp_work);
9642 ppd = qd->ppd;
9643 dd = ppd->dd;
9644
9645
9646 if (!qsfp_mod_present(ppd))
9647 return;
9648
9649 if (ppd->host_link_state == HLS_DN_DISABLE) {
9650 dd_dev_info(ppd->dd,
9651 "%s: stopping link start because link is disabled\n",
9652 __func__);
9653 return;
9654 }
9655
9656
9657
9658
9659
9660 dc_start(dd);
9661
9662 if (qd->cache_refresh_required) {
9663 set_qsfp_int_n(ppd, 0);
9664
9665 wait_for_qsfp_init(ppd);
9666
9667
9668
9669
9670
9671 set_qsfp_int_n(ppd, 1);
9672
9673 start_link(ppd);
9674 }
9675
9676 if (qd->check_interrupt_flags) {
9677 u8 qsfp_interrupt_status[16] = {0,};
9678
9679 if (one_qsfp_read(ppd, dd->hfi1_id, 6,
9680 &qsfp_interrupt_status[0], 16) != 16) {
9681 dd_dev_info(dd,
9682 "%s: Failed to read status of QSFP module\n",
9683 __func__);
9684 } else {
9685 unsigned long flags;
9686
9687 handle_qsfp_error_conditions(
9688 ppd, qsfp_interrupt_status);
9689 spin_lock_irqsave(&ppd->qsfp_info.qsfp_lock, flags);
9690 ppd->qsfp_info.check_interrupt_flags = 0;
9691 spin_unlock_irqrestore(&ppd->qsfp_info.qsfp_lock,
9692 flags);
9693 }
9694 }
9695}
9696
9697void init_qsfp_int(struct hfi1_devdata *dd)
9698{
9699 struct hfi1_pportdata *ppd = dd->pport;
9700 u64 qsfp_mask;
9701
9702 qsfp_mask = (u64)(QSFP_HFI0_INT_N | QSFP_HFI0_MODPRST_N);
9703
9704 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_CLEAR : ASIC_QSFP1_CLEAR,
9705 qsfp_mask);
9706 write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_MASK : ASIC_QSFP1_MASK,
9707 qsfp_mask);
9708
9709 set_qsfp_int_n(ppd, 0);
9710
9711
9712 if (qsfp_mod_present(ppd))
9713 qsfp_mask &= ~(u64)QSFP_HFI0_MODPRST_N;
9714 write_csr(dd,
9715 dd->hfi1_id ? ASIC_QSFP2_INVERT : ASIC_QSFP1_INVERT,
9716 qsfp_mask);
9717
9718
9719 if (!dd->hfi1_id)
9720 set_intr_bits(dd, QSFP1_INT, QSFP1_INT, true);
9721 else
9722 set_intr_bits(dd, QSFP2_INT, QSFP2_INT, true);
9723}
9724
9725
9726
9727
9728static void init_lcb(struct hfi1_devdata *dd)
9729{
9730
9731 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR)
9732 return;
9733
9734
9735
9736
9737 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0x01);
9738 write_csr(dd, DC_LCB_CFG_LANE_WIDTH, 0x00);
9739 write_csr(dd, DC_LCB_CFG_REINIT_AS_SLAVE, 0x00);
9740 write_csr(dd, DC_LCB_CFG_CNT_FOR_SKIP_STALL, 0x110);
9741 write_csr(dd, DC_LCB_CFG_CLK_CNTR, 0x08);
9742 write_csr(dd, DC_LCB_CFG_LOOPBACK, 0x02);
9743 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0x00);
9744}
9745
9746
9747
9748
9749
9750static int test_qsfp_read(struct hfi1_pportdata *ppd)
9751{
9752 int ret;
9753 u8 status;
9754
9755
9756
9757
9758
9759 if (ppd->port_type != PORT_TYPE_QSFP || !qsfp_mod_present(ppd))
9760 return 0;
9761
9762
9763 ret = one_qsfp_read(ppd, ppd->dd->hfi1_id, 2, &status, 1);
9764 if (ret < 0)
9765 return ret;
9766 if (ret != 1)
9767 return -EIO;
9768
9769 return 0;
9770}
9771
9772
9773
9774
9775
9776
9777
9778#define MAX_QSFP_RETRIES 20
9779#define QSFP_RETRY_WAIT 500
9780
9781
9782
9783
9784
9785static void try_start_link(struct hfi1_pportdata *ppd)
9786{
9787 if (test_qsfp_read(ppd)) {
9788
9789 if (ppd->qsfp_retry_count >= MAX_QSFP_RETRIES) {
9790 dd_dev_err(ppd->dd, "QSFP not responding, giving up\n");
9791 return;
9792 }
9793 dd_dev_info(ppd->dd,
9794 "QSFP not responding, waiting and retrying %d\n",
9795 (int)ppd->qsfp_retry_count);
9796 ppd->qsfp_retry_count++;
9797 queue_delayed_work(ppd->link_wq, &ppd->start_link_work,
9798 msecs_to_jiffies(QSFP_RETRY_WAIT));
9799 return;
9800 }
9801 ppd->qsfp_retry_count = 0;
9802
9803 start_link(ppd);
9804}
9805
9806
9807
9808
9809void handle_start_link(struct work_struct *work)
9810{
9811 struct hfi1_pportdata *ppd = container_of(work, struct hfi1_pportdata,
9812 start_link_work.work);
9813 try_start_link(ppd);
9814}
9815
9816int bringup_serdes(struct hfi1_pportdata *ppd)
9817{
9818 struct hfi1_devdata *dd = ppd->dd;
9819 u64 guid;
9820 int ret;
9821
9822 if (HFI1_CAP_IS_KSET(EXTENDED_PSN))
9823 add_rcvctrl(dd, RCV_CTRL_RCV_EXTENDED_PSN_ENABLE_SMASK);
9824
9825 guid = ppd->guids[HFI1_PORT_GUID_INDEX];
9826 if (!guid) {
9827 if (dd->base_guid)
9828 guid = dd->base_guid + ppd->port - 1;
9829 ppd->guids[HFI1_PORT_GUID_INDEX] = guid;
9830 }
9831
9832
9833 ppd->linkinit_reason = OPA_LINKINIT_REASON_LINKUP;
9834
9835
9836 init_lcb(dd);
9837
9838 if (loopback) {
9839 ret = init_loopback(dd);
9840 if (ret < 0)
9841 return ret;
9842 }
9843
9844 get_port_type(ppd);
9845 if (ppd->port_type == PORT_TYPE_QSFP) {
9846 set_qsfp_int_n(ppd, 0);
9847 wait_for_qsfp_init(ppd);
9848 set_qsfp_int_n(ppd, 1);
9849 }
9850
9851 try_start_link(ppd);
9852 return 0;
9853}
9854
9855void hfi1_quiet_serdes(struct hfi1_pportdata *ppd)
9856{
9857 struct hfi1_devdata *dd = ppd->dd;
9858
9859
9860
9861
9862
9863
9864
9865
9866 ppd->driver_link_ready = 0;
9867 ppd->link_enabled = 0;
9868
9869 ppd->qsfp_retry_count = MAX_QSFP_RETRIES;
9870 flush_delayed_work(&ppd->start_link_work);
9871 cancel_delayed_work_sync(&ppd->start_link_work);
9872
9873 ppd->offline_disabled_reason =
9874 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_REBOOT);
9875 set_link_down_reason(ppd, OPA_LINKDOWN_REASON_REBOOT, 0,
9876 OPA_LINKDOWN_REASON_REBOOT);
9877 set_link_state(ppd, HLS_DN_OFFLINE);
9878
9879
9880 clear_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
9881 cancel_work_sync(&ppd->freeze_work);
9882}
9883
9884static inline int init_cpu_counters(struct hfi1_devdata *dd)
9885{
9886 struct hfi1_pportdata *ppd;
9887 int i;
9888
9889 ppd = (struct hfi1_pportdata *)(dd + 1);
9890 for (i = 0; i < dd->num_pports; i++, ppd++) {
9891 ppd->ibport_data.rvp.rc_acks = NULL;
9892 ppd->ibport_data.rvp.rc_qacks = NULL;
9893 ppd->ibport_data.rvp.rc_acks = alloc_percpu(u64);
9894 ppd->ibport_data.rvp.rc_qacks = alloc_percpu(u64);
9895 ppd->ibport_data.rvp.rc_delayed_comp = alloc_percpu(u64);
9896 if (!ppd->ibport_data.rvp.rc_acks ||
9897 !ppd->ibport_data.rvp.rc_delayed_comp ||
9898 !ppd->ibport_data.rvp.rc_qacks)
9899 return -ENOMEM;
9900 }
9901
9902 return 0;
9903}
9904
9905
9906
9907
9908void hfi1_put_tid(struct hfi1_devdata *dd, u32 index,
9909 u32 type, unsigned long pa, u16 order)
9910{
9911 u64 reg;
9912
9913 if (!(dd->flags & HFI1_PRESENT))
9914 goto done;
9915
9916 if (type == PT_INVALID || type == PT_INVALID_FLUSH) {
9917 pa = 0;
9918 order = 0;
9919 } else if (type > PT_INVALID) {
9920 dd_dev_err(dd,
9921 "unexpected receive array type %u for index %u, not handled\n",
9922 type, index);
9923 goto done;
9924 }
9925 trace_hfi1_put_tid(dd, index, type, pa, order);
9926
9927#define RT_ADDR_SHIFT 12
9928 reg = RCV_ARRAY_RT_WRITE_ENABLE_SMASK
9929 | (u64)order << RCV_ARRAY_RT_BUF_SIZE_SHIFT
9930 | ((pa >> RT_ADDR_SHIFT) & RCV_ARRAY_RT_ADDR_MASK)
9931 << RCV_ARRAY_RT_ADDR_SHIFT;
9932 trace_hfi1_write_rcvarray(dd->rcvarray_wc + (index * 8), reg);
9933 writeq(reg, dd->rcvarray_wc + (index * 8));
9934
9935 if (type == PT_EAGER || type == PT_INVALID_FLUSH || (index & 3) == 3)
9936
9937
9938
9939
9940
9941 flush_wc();
9942done:
9943 return;
9944}
9945
9946void hfi1_clear_tids(struct hfi1_ctxtdata *rcd)
9947{
9948 struct hfi1_devdata *dd = rcd->dd;
9949 u32 i;
9950
9951
9952 for (i = rcd->eager_base; i < rcd->eager_base +
9953 rcd->egrbufs.alloced; i++)
9954 hfi1_put_tid(dd, i, PT_INVALID, 0, 0);
9955
9956 for (i = rcd->expected_base;
9957 i < rcd->expected_base + rcd->expected_count; i++)
9958 hfi1_put_tid(dd, i, PT_INVALID, 0, 0);
9959}
9960
9961static const char * const ib_cfg_name_strings[] = {
9962 "HFI1_IB_CFG_LIDLMC",
9963 "HFI1_IB_CFG_LWID_DG_ENB",
9964 "HFI1_IB_CFG_LWID_ENB",
9965 "HFI1_IB_CFG_LWID",
9966 "HFI1_IB_CFG_SPD_ENB",
9967 "HFI1_IB_CFG_SPD",
9968 "HFI1_IB_CFG_RXPOL_ENB",
9969 "HFI1_IB_CFG_LREV_ENB",
9970 "HFI1_IB_CFG_LINKLATENCY",
9971 "HFI1_IB_CFG_HRTBT",
9972 "HFI1_IB_CFG_OP_VLS",
9973 "HFI1_IB_CFG_VL_HIGH_CAP",
9974 "HFI1_IB_CFG_VL_LOW_CAP",
9975 "HFI1_IB_CFG_OVERRUN_THRESH",
9976 "HFI1_IB_CFG_PHYERR_THRESH",
9977 "HFI1_IB_CFG_LINKDEFAULT",
9978 "HFI1_IB_CFG_PKEYS",
9979 "HFI1_IB_CFG_MTU",
9980 "HFI1_IB_CFG_LSTATE",
9981 "HFI1_IB_CFG_VL_HIGH_LIMIT",
9982 "HFI1_IB_CFG_PMA_TICKS",
9983 "HFI1_IB_CFG_PORT"
9984};
9985
9986static const char *ib_cfg_name(int which)
9987{
9988 if (which < 0 || which >= ARRAY_SIZE(ib_cfg_name_strings))
9989 return "invalid";
9990 return ib_cfg_name_strings[which];
9991}
9992
9993int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which)
9994{
9995 struct hfi1_devdata *dd = ppd->dd;
9996 int val = 0;
9997
9998 switch (which) {
9999 case HFI1_IB_CFG_LWID_ENB:
10000 val = ppd->link_width_enabled;
10001 break;
10002 case HFI1_IB_CFG_LWID:
10003 val = ppd->link_width_active;
10004 break;
10005 case HFI1_IB_CFG_SPD_ENB:
10006 val = ppd->link_speed_enabled;
10007 break;
10008 case HFI1_IB_CFG_SPD:
10009 val = ppd->link_speed_active;
10010 break;
10011
10012 case HFI1_IB_CFG_RXPOL_ENB:
10013 case HFI1_IB_CFG_LREV_ENB:
10014 case HFI1_IB_CFG_LINKLATENCY:
10015 goto unimplemented;
10016
10017 case HFI1_IB_CFG_OP_VLS:
10018 val = ppd->actual_vls_operational;
10019 break;
10020 case HFI1_IB_CFG_VL_HIGH_CAP:
10021 val = VL_ARB_HIGH_PRIO_TABLE_SIZE;
10022 break;
10023 case HFI1_IB_CFG_VL_LOW_CAP:
10024 val = VL_ARB_LOW_PRIO_TABLE_SIZE;
10025 break;
10026 case HFI1_IB_CFG_OVERRUN_THRESH:
10027 val = ppd->overrun_threshold;
10028 break;
10029 case HFI1_IB_CFG_PHYERR_THRESH:
10030 val = ppd->phy_error_threshold;
10031 break;
10032 case HFI1_IB_CFG_LINKDEFAULT:
10033 val = HLS_DEFAULT;
10034 break;
10035
10036 case HFI1_IB_CFG_HRTBT:
10037 case HFI1_IB_CFG_PMA_TICKS:
10038 default:
10039unimplemented:
10040 if (HFI1_CAP_IS_KSET(PRINT_UNIMPL))
10041 dd_dev_info(
10042 dd,
10043 "%s: which %s: not implemented\n",
10044 __func__,
10045 ib_cfg_name(which));
10046 break;
10047 }
10048
10049 return val;
10050}
10051
10052
10053
10054
10055#define MAX_MAD_PACKET 2048
10056
10057
10058
10059
10060
10061
10062
10063
10064
10065
10066u32 lrh_max_header_bytes(struct hfi1_devdata *dd)
10067{
10068
10069
10070
10071
10072
10073
10074
10075
10076
10077
10078 return (get_hdrqentsize(dd->rcd[0]) - 2 + 1) << 2;
10079}
10080
10081
10082
10083
10084
10085
10086
10087
10088
10089
10090
10091
10092static void set_send_length(struct hfi1_pportdata *ppd)
10093{
10094 struct hfi1_devdata *dd = ppd->dd;
10095 u32 max_hb = lrh_max_header_bytes(dd), dcmtu;
10096 u32 maxvlmtu = dd->vld[15].mtu;
10097 u64 len1 = 0, len2 = (((dd->vld[15].mtu + max_hb) >> 2)
10098 & SEND_LEN_CHECK1_LEN_VL15_MASK) <<
10099 SEND_LEN_CHECK1_LEN_VL15_SHIFT;
10100 int i, j;
10101 u32 thres;
10102
10103 for (i = 0; i < ppd->vls_supported; i++) {
10104 if (dd->vld[i].mtu > maxvlmtu)
10105 maxvlmtu = dd->vld[i].mtu;
10106 if (i <= 3)
10107 len1 |= (((dd->vld[i].mtu + max_hb) >> 2)
10108 & SEND_LEN_CHECK0_LEN_VL0_MASK) <<
10109 ((i % 4) * SEND_LEN_CHECK0_LEN_VL1_SHIFT);
10110 else
10111 len2 |= (((dd->vld[i].mtu + max_hb) >> 2)
10112 & SEND_LEN_CHECK1_LEN_VL4_MASK) <<
10113 ((i % 4) * SEND_LEN_CHECK1_LEN_VL5_SHIFT);
10114 }
10115 write_csr(dd, SEND_LEN_CHECK0, len1);
10116 write_csr(dd, SEND_LEN_CHECK1, len2);
10117
10118
10119 for (i = 0; i < ppd->vls_supported; i++) {
10120 thres = min(sc_percent_to_threshold(dd->vld[i].sc, 50),
10121 sc_mtu_to_threshold(dd->vld[i].sc,
10122 dd->vld[i].mtu,
10123 get_hdrqentsize(dd->rcd[0])));
10124 for (j = 0; j < INIT_SC_PER_VL; j++)
10125 sc_set_cr_threshold(
10126 pio_select_send_context_vl(dd, j, i),
10127 thres);
10128 }
10129 thres = min(sc_percent_to_threshold(dd->vld[15].sc, 50),
10130 sc_mtu_to_threshold(dd->vld[15].sc,
10131 dd->vld[15].mtu,
10132 dd->rcd[0]->rcvhdrqentsize));
10133 sc_set_cr_threshold(dd->vld[15].sc, thres);
10134
10135
10136 dcmtu = maxvlmtu == 10240 ? DCC_CFG_PORT_MTU_CAP_10240 :
10137 (ilog2(maxvlmtu >> 8) + 1);
10138 len1 = read_csr(ppd->dd, DCC_CFG_PORT_CONFIG);
10139 len1 &= ~DCC_CFG_PORT_CONFIG_MTU_CAP_SMASK;
10140 len1 |= ((u64)dcmtu & DCC_CFG_PORT_CONFIG_MTU_CAP_MASK) <<
10141 DCC_CFG_PORT_CONFIG_MTU_CAP_SHIFT;
10142 write_csr(ppd->dd, DCC_CFG_PORT_CONFIG, len1);
10143}
10144
10145static void set_lidlmc(struct hfi1_pportdata *ppd)
10146{
10147 int i;
10148 u64 sreg = 0;
10149 struct hfi1_devdata *dd = ppd->dd;
10150 u32 mask = ~((1U << ppd->lmc) - 1);
10151 u64 c1 = read_csr(ppd->dd, DCC_CFG_PORT_CONFIG1);
10152 u32 lid;
10153
10154
10155
10156
10157
10158 lid = (ppd->lid >= be16_to_cpu(IB_MULTICAST_LID_BASE)) ? 0 : ppd->lid;
10159 c1 &= ~(DCC_CFG_PORT_CONFIG1_TARGET_DLID_SMASK
10160 | DCC_CFG_PORT_CONFIG1_DLID_MASK_SMASK);
10161 c1 |= ((lid & DCC_CFG_PORT_CONFIG1_TARGET_DLID_MASK)
10162 << DCC_CFG_PORT_CONFIG1_TARGET_DLID_SHIFT) |
10163 ((mask & DCC_CFG_PORT_CONFIG1_DLID_MASK_MASK)
10164 << DCC_CFG_PORT_CONFIG1_DLID_MASK_SHIFT);
10165 write_csr(ppd->dd, DCC_CFG_PORT_CONFIG1, c1);
10166
10167
10168
10169
10170 sreg = ((mask & SEND_CTXT_CHECK_SLID_MASK_MASK) <<
10171 SEND_CTXT_CHECK_SLID_MASK_SHIFT) |
10172 (((lid & mask) & SEND_CTXT_CHECK_SLID_VALUE_MASK) <<
10173 SEND_CTXT_CHECK_SLID_VALUE_SHIFT);
10174
10175 for (i = 0; i < chip_send_contexts(dd); i++) {
10176 hfi1_cdbg(LINKVERB, "SendContext[%d].SLID_CHECK = 0x%x",
10177 i, (u32)sreg);
10178 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_SLID, sreg);
10179 }
10180
10181
10182 sdma_update_lmc(dd, mask, lid);
10183}
10184
10185static const char *state_completed_string(u32 completed)
10186{
10187 static const char * const state_completed[] = {
10188 "EstablishComm",
10189 "OptimizeEQ",
10190 "VerifyCap"
10191 };
10192
10193 if (completed < ARRAY_SIZE(state_completed))
10194 return state_completed[completed];
10195
10196 return "unknown";
10197}
10198
10199static const char all_lanes_dead_timeout_expired[] =
10200 "All lanes were inactive – was the interconnect media removed?";
10201static const char tx_out_of_policy[] =
10202 "Passing lanes on local port do not meet the local link width policy";
10203static const char no_state_complete[] =
10204 "State timeout occurred before link partner completed the state";
10205static const char * const state_complete_reasons[] = {
10206 [0x00] = "Reason unknown",
10207 [0x01] = "Link was halted by driver, refer to LinkDownReason",
10208 [0x02] = "Link partner reported failure",
10209 [0x10] = "Unable to achieve frame sync on any lane",
10210 [0x11] =
10211 "Unable to find a common bit rate with the link partner",
10212 [0x12] =
10213 "Unable to achieve frame sync on sufficient lanes to meet the local link width policy",
10214 [0x13] =
10215 "Unable to identify preset equalization on sufficient lanes to meet the local link width policy",
10216 [0x14] = no_state_complete,
10217 [0x15] =
10218 "State timeout occurred before link partner identified equalization presets",
10219 [0x16] =
10220 "Link partner completed the EstablishComm state, but the passing lanes do not meet the local link width policy",
10221 [0x17] = tx_out_of_policy,
10222 [0x20] = all_lanes_dead_timeout_expired,
10223 [0x21] =
10224 "Unable to achieve acceptable BER on sufficient lanes to meet the local link width policy",
10225 [0x22] = no_state_complete,
10226 [0x23] =
10227 "Link partner completed the OptimizeEq state, but the passing lanes do not meet the local link width policy",
10228 [0x24] = tx_out_of_policy,
10229 [0x30] = all_lanes_dead_timeout_expired,
10230 [0x31] =
10231 "State timeout occurred waiting for host to process received frames",
10232 [0x32] = no_state_complete,
10233 [0x33] =
10234 "Link partner completed the VerifyCap state, but the passing lanes do not meet the local link width policy",
10235 [0x34] = tx_out_of_policy,
10236 [0x35] = "Negotiated link width is mutually exclusive",
10237 [0x36] =
10238 "Timed out before receiving verifycap frames in VerifyCap.Exchange",
10239 [0x37] = "Unable to resolve secure data exchange",
10240};
10241
10242static const char *state_complete_reason_code_string(struct hfi1_pportdata *ppd,
10243 u32 code)
10244{
10245 const char *str = NULL;
10246
10247 if (code < ARRAY_SIZE(state_complete_reasons))
10248 str = state_complete_reasons[code];
10249
10250 if (str)
10251 return str;
10252 return "Reserved";
10253}
10254
10255
10256static void decode_state_complete(struct hfi1_pportdata *ppd, u32 frame,
10257 const char *prefix)
10258{
10259 struct hfi1_devdata *dd = ppd->dd;
10260 u32 success;
10261 u32 state;
10262 u32 reason;
10263 u32 lanes;
10264
10265
10266
10267
10268
10269
10270
10271
10272
10273 success = frame & 0x1;
10274 state = (frame >> 1) & 0x7;
10275 reason = (frame >> 8) & 0xff;
10276 lanes = (frame >> 16) & 0xffff;
10277
10278 dd_dev_err(dd, "Last %s LNI state complete frame 0x%08x:\n",
10279 prefix, frame);
10280 dd_dev_err(dd, " last reported state state: %s (0x%x)\n",
10281 state_completed_string(state), state);
10282 dd_dev_err(dd, " state successfully completed: %s\n",
10283 success ? "yes" : "no");
10284 dd_dev_err(dd, " fail reason 0x%x: %s\n",
10285 reason, state_complete_reason_code_string(ppd, reason));
10286 dd_dev_err(dd, " passing lane mask: 0x%x", lanes);
10287}
10288
10289
10290
10291
10292
10293
10294static void check_lni_states(struct hfi1_pportdata *ppd)
10295{
10296 u32 last_local_state;
10297 u32 last_remote_state;
10298
10299 read_last_local_state(ppd->dd, &last_local_state);
10300 read_last_remote_state(ppd->dd, &last_remote_state);
10301
10302
10303
10304
10305
10306
10307 if (last_local_state == 0 && last_remote_state == 0)
10308 return;
10309
10310 decode_state_complete(ppd, last_local_state, "transmitted");
10311 decode_state_complete(ppd, last_remote_state, "received");
10312}
10313
10314
10315static int wait_link_transfer_active(struct hfi1_devdata *dd, int wait_ms)
10316{
10317 u64 reg;
10318 unsigned long timeout;
10319
10320
10321 timeout = jiffies + msecs_to_jiffies(wait_ms);
10322 while (1) {
10323 reg = read_csr(dd, DC_LCB_STS_LINK_TRANSFER_ACTIVE);
10324 if (reg)
10325 break;
10326 if (time_after(jiffies, timeout)) {
10327 dd_dev_err(dd,
10328 "timeout waiting for LINK_TRANSFER_ACTIVE\n");
10329 return -ETIMEDOUT;
10330 }
10331 udelay(2);
10332 }
10333 return 0;
10334}
10335
10336
10337static void force_logical_link_state_down(struct hfi1_pportdata *ppd)
10338{
10339 struct hfi1_devdata *dd = ppd->dd;
10340
10341
10342
10343
10344 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 1);
10345 write_csr(dd, DC_LCB_CFG_IGNORE_LOST_RCLK,
10346 DC_LCB_CFG_IGNORE_LOST_RCLK_EN_SMASK);
10347
10348 write_csr(dd, DC_LCB_CFG_LANE_WIDTH, 0);
10349 write_csr(dd, DC_LCB_CFG_REINIT_AS_SLAVE, 0);
10350 write_csr(dd, DC_LCB_CFG_CNT_FOR_SKIP_STALL, 0x110);
10351 write_csr(dd, DC_LCB_CFG_LOOPBACK, 0x2);
10352
10353 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 0);
10354 (void)read_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET);
10355 udelay(3);
10356 write_csr(dd, DC_LCB_CFG_ALLOW_LINK_UP, 1);
10357 write_csr(dd, DC_LCB_CFG_RUN, 1ull << DC_LCB_CFG_RUN_EN_SHIFT);
10358
10359 wait_link_transfer_active(dd, 100);
10360
10361
10362
10363
10364 write_csr(dd, DC_LCB_CFG_TX_FIFOS_RESET, 1);
10365 write_csr(dd, DC_LCB_CFG_ALLOW_LINK_UP, 0);
10366 write_csr(dd, DC_LCB_CFG_IGNORE_LOST_RCLK, 0);
10367
10368 dd_dev_info(ppd->dd, "logical state forced to LINK_DOWN\n");
10369}
10370
10371
10372
10373
10374
10375
10376
10377
10378
10379static int goto_offline(struct hfi1_pportdata *ppd, u8 rem_reason)
10380{
10381 struct hfi1_devdata *dd = ppd->dd;
10382 u32 previous_state;
10383 int offline_state_ret;
10384 int ret;
10385
10386 update_lcb_cache(dd);
10387
10388 previous_state = ppd->host_link_state;
10389 ppd->host_link_state = HLS_GOING_OFFLINE;
10390
10391
10392 ret = set_physical_link_state(dd, (rem_reason << 8) | PLS_OFFLINE);
10393
10394 if (ret != HCMD_SUCCESS) {
10395 dd_dev_err(dd,
10396 "Failed to transition to Offline link state, return %d\n",
10397 ret);
10398 return -EINVAL;
10399 }
10400 if (ppd->offline_disabled_reason ==
10401 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE))
10402 ppd->offline_disabled_reason =
10403 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_TRANSIENT);
10404
10405 offline_state_ret = wait_phys_link_offline_substates(ppd, 10000);
10406 if (offline_state_ret < 0)
10407 return offline_state_ret;
10408
10409
10410 if (ppd->port_type == PORT_TYPE_QSFP &&
10411 ppd->qsfp_info.limiting_active &&
10412 qsfp_mod_present(ppd)) {
10413 int ret;
10414
10415 ret = acquire_chip_resource(dd, qsfp_resource(dd), QSFP_WAIT);
10416 if (ret == 0) {
10417 set_qsfp_tx(ppd, 0);
10418 release_chip_resource(dd, qsfp_resource(dd));
10419 } else {
10420
10421 dd_dev_err(dd,
10422 "Unable to acquire lock to turn off QSFP TX\n");
10423 }
10424 }
10425
10426
10427
10428
10429
10430 if (offline_state_ret != PLS_OFFLINE_QUIET) {
10431 ret = wait_physical_linkstate(ppd, PLS_OFFLINE, 30000);
10432 if (ret < 0)
10433 return ret;
10434 }
10435
10436
10437
10438
10439
10440 set_host_lcb_access(dd);
10441 write_csr(dd, DC_LCB_ERR_EN, ~0ull);
10442
10443
10444 ret = wait_logical_linkstate(ppd, IB_PORT_DOWN, 1000);
10445 if (ret)
10446 force_logical_link_state_down(ppd);
10447
10448 ppd->host_link_state = HLS_LINK_COOLDOWN;
10449 update_statusp(ppd, IB_PORT_DOWN);
10450
10451
10452
10453
10454
10455
10456
10457
10458
10459
10460 ret = wait_fm_ready(dd, 7000);
10461 if (ret) {
10462 dd_dev_err(dd,
10463 "After going offline, timed out waiting for the 8051 to become ready to accept host requests\n");
10464
10465 ppd->host_link_state = HLS_DN_OFFLINE;
10466 return ret;
10467 }
10468
10469
10470
10471
10472
10473
10474
10475 ppd->host_link_state = HLS_DN_OFFLINE;
10476 if (previous_state & HLS_UP) {
10477
10478 handle_linkup_change(dd, 0);
10479 } else if (previous_state
10480 & (HLS_DN_POLL | HLS_VERIFY_CAP | HLS_GOING_UP)) {
10481
10482 check_lni_states(ppd);
10483
10484
10485 ppd->qsfp_info.reset_needed = 0;
10486 }
10487
10488
10489 ppd->link_width_active = 0;
10490 ppd->link_width_downgrade_tx_active = 0;
10491 ppd->link_width_downgrade_rx_active = 0;
10492 ppd->current_egress_rate = 0;
10493 return 0;
10494}
10495
10496
10497static const char *link_state_name(u32 state)
10498{
10499 const char *name;
10500 int n = ilog2(state);
10501 static const char * const names[] = {
10502 [__HLS_UP_INIT_BP] = "INIT",
10503 [__HLS_UP_ARMED_BP] = "ARMED",
10504 [__HLS_UP_ACTIVE_BP] = "ACTIVE",
10505 [__HLS_DN_DOWNDEF_BP] = "DOWNDEF",
10506 [__HLS_DN_POLL_BP] = "POLL",
10507 [__HLS_DN_DISABLE_BP] = "DISABLE",
10508 [__HLS_DN_OFFLINE_BP] = "OFFLINE",
10509 [__HLS_VERIFY_CAP_BP] = "VERIFY_CAP",
10510 [__HLS_GOING_UP_BP] = "GOING_UP",
10511 [__HLS_GOING_OFFLINE_BP] = "GOING_OFFLINE",
10512 [__HLS_LINK_COOLDOWN_BP] = "LINK_COOLDOWN"
10513 };
10514
10515 name = n < ARRAY_SIZE(names) ? names[n] : NULL;
10516 return name ? name : "unknown";
10517}
10518
10519
10520static const char *link_state_reason_name(struct hfi1_pportdata *ppd, u32 state)
10521{
10522 if (state == HLS_UP_INIT) {
10523 switch (ppd->linkinit_reason) {
10524 case OPA_LINKINIT_REASON_LINKUP:
10525 return "(LINKUP)";
10526 case OPA_LINKINIT_REASON_FLAPPING:
10527 return "(FLAPPING)";
10528 case OPA_LINKINIT_OUTSIDE_POLICY:
10529 return "(OUTSIDE_POLICY)";
10530 case OPA_LINKINIT_QUARANTINED:
10531 return "(QUARANTINED)";
10532 case OPA_LINKINIT_INSUFIC_CAPABILITY:
10533 return "(INSUFIC_CAPABILITY)";
10534 default:
10535 break;
10536 }
10537 }
10538 return "";
10539}
10540
10541
10542
10543
10544
10545
10546u32 driver_pstate(struct hfi1_pportdata *ppd)
10547{
10548 switch (ppd->host_link_state) {
10549 case HLS_UP_INIT:
10550 case HLS_UP_ARMED:
10551 case HLS_UP_ACTIVE:
10552 return IB_PORTPHYSSTATE_LINKUP;
10553 case HLS_DN_POLL:
10554 return IB_PORTPHYSSTATE_POLLING;
10555 case HLS_DN_DISABLE:
10556 return IB_PORTPHYSSTATE_DISABLED;
10557 case HLS_DN_OFFLINE:
10558 return OPA_PORTPHYSSTATE_OFFLINE;
10559 case HLS_VERIFY_CAP:
10560 return IB_PORTPHYSSTATE_TRAINING;
10561 case HLS_GOING_UP:
10562 return IB_PORTPHYSSTATE_TRAINING;
10563 case HLS_GOING_OFFLINE:
10564 return OPA_PORTPHYSSTATE_OFFLINE;
10565 case HLS_LINK_COOLDOWN:
10566 return OPA_PORTPHYSSTATE_OFFLINE;
10567 case HLS_DN_DOWNDEF:
10568 default:
10569 dd_dev_err(ppd->dd, "invalid host_link_state 0x%x\n",
10570 ppd->host_link_state);
10571 return -1;
10572 }
10573}
10574
10575
10576
10577
10578
10579
10580u32 driver_lstate(struct hfi1_pportdata *ppd)
10581{
10582 if (ppd->host_link_state && (ppd->host_link_state & HLS_DOWN))
10583 return IB_PORT_DOWN;
10584
10585 switch (ppd->host_link_state & HLS_UP) {
10586 case HLS_UP_INIT:
10587 return IB_PORT_INIT;
10588 case HLS_UP_ARMED:
10589 return IB_PORT_ARMED;
10590 case HLS_UP_ACTIVE:
10591 return IB_PORT_ACTIVE;
10592 default:
10593 dd_dev_err(ppd->dd, "invalid host_link_state 0x%x\n",
10594 ppd->host_link_state);
10595 return -1;
10596 }
10597}
10598
10599void set_link_down_reason(struct hfi1_pportdata *ppd, u8 lcl_reason,
10600 u8 neigh_reason, u8 rem_reason)
10601{
10602 if (ppd->local_link_down_reason.latest == 0 &&
10603 ppd->neigh_link_down_reason.latest == 0) {
10604 ppd->local_link_down_reason.latest = lcl_reason;
10605 ppd->neigh_link_down_reason.latest = neigh_reason;
10606 ppd->remote_link_down_reason = rem_reason;
10607 }
10608}
10609
10610
10611
10612
10613
10614
10615
10616
10617static inline bool data_vls_operational(struct hfi1_pportdata *ppd)
10618{
10619 int i;
10620 u64 reg;
10621
10622 if (!ppd->actual_vls_operational)
10623 return false;
10624
10625 for (i = 0; i < ppd->vls_supported; i++) {
10626 reg = read_csr(ppd->dd, SEND_CM_CREDIT_VL + (8 * i));
10627 if ((reg && !ppd->dd->vld[i].mtu) ||
10628 (!reg && ppd->dd->vld[i].mtu))
10629 return false;
10630 }
10631
10632 return true;
10633}
10634
10635
10636
10637
10638
10639
10640
10641
10642
10643int set_link_state(struct hfi1_pportdata *ppd, u32 state)
10644{
10645 struct hfi1_devdata *dd = ppd->dd;
10646 struct ib_event event = {.device = NULL};
10647 int ret1, ret = 0;
10648 int orig_new_state, poll_bounce;
10649
10650 mutex_lock(&ppd->hls_lock);
10651
10652 orig_new_state = state;
10653 if (state == HLS_DN_DOWNDEF)
10654 state = HLS_DEFAULT;
10655
10656
10657 poll_bounce = ppd->host_link_state == HLS_DN_POLL &&
10658 state == HLS_DN_POLL;
10659
10660 dd_dev_info(dd, "%s: current %s, new %s %s%s\n", __func__,
10661 link_state_name(ppd->host_link_state),
10662 link_state_name(orig_new_state),
10663 poll_bounce ? "(bounce) " : "",
10664 link_state_reason_name(ppd, state));
10665
10666
10667
10668
10669
10670
10671 if (!(state & (HLS_UP_ARMED | HLS_UP_ACTIVE)))
10672 ppd->is_sm_config_started = 0;
10673
10674
10675
10676
10677
10678 if (ppd->host_link_state == state && !poll_bounce)
10679 goto done;
10680
10681 switch (state) {
10682 case HLS_UP_INIT:
10683 if (ppd->host_link_state == HLS_DN_POLL &&
10684 (quick_linkup || dd->icode == ICODE_FUNCTIONAL_SIMULATOR)) {
10685
10686
10687
10688
10689
10690
10691
10692
10693 } else if (ppd->host_link_state != HLS_GOING_UP) {
10694 goto unexpected;
10695 }
10696
10697
10698
10699
10700
10701
10702 ret = wait_physical_linkstate(ppd, PLS_LINKUP, 1000);
10703 if (ret) {
10704 dd_dev_err(dd,
10705 "%s: physical state did not change to LINK-UP\n",
10706 __func__);
10707 break;
10708 }
10709
10710 ret = wait_logical_linkstate(ppd, IB_PORT_INIT, 1000);
10711 if (ret) {
10712 dd_dev_err(dd,
10713 "%s: logical state did not change to INIT\n",
10714 __func__);
10715 break;
10716 }
10717
10718
10719 if (ppd->linkinit_reason >= OPA_LINKINIT_REASON_CLEAR)
10720 ppd->linkinit_reason =
10721 OPA_LINKINIT_REASON_LINKUP;
10722
10723
10724 add_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
10725
10726 handle_linkup_change(dd, 1);
10727 pio_kernel_linkup(dd);
10728
10729
10730
10731
10732
10733
10734 update_xmit_counters(ppd, ppd->link_width_active);
10735
10736 ppd->host_link_state = HLS_UP_INIT;
10737 update_statusp(ppd, IB_PORT_INIT);
10738 break;
10739 case HLS_UP_ARMED:
10740 if (ppd->host_link_state != HLS_UP_INIT)
10741 goto unexpected;
10742
10743 if (!data_vls_operational(ppd)) {
10744 dd_dev_err(dd,
10745 "%s: Invalid data VL credits or mtu\n",
10746 __func__);
10747 ret = -EINVAL;
10748 break;
10749 }
10750
10751 set_logical_state(dd, LSTATE_ARMED);
10752 ret = wait_logical_linkstate(ppd, IB_PORT_ARMED, 1000);
10753 if (ret) {
10754 dd_dev_err(dd,
10755 "%s: logical state did not change to ARMED\n",
10756 __func__);
10757 break;
10758 }
10759 ppd->host_link_state = HLS_UP_ARMED;
10760 update_statusp(ppd, IB_PORT_ARMED);
10761
10762
10763
10764
10765
10766 if (dd->icode == ICODE_FUNCTIONAL_SIMULATOR)
10767 ppd->neighbor_normal = 1;
10768 break;
10769 case HLS_UP_ACTIVE:
10770 if (ppd->host_link_state != HLS_UP_ARMED)
10771 goto unexpected;
10772
10773 set_logical_state(dd, LSTATE_ACTIVE);
10774 ret = wait_logical_linkstate(ppd, IB_PORT_ACTIVE, 1000);
10775 if (ret) {
10776 dd_dev_err(dd,
10777 "%s: logical state did not change to ACTIVE\n",
10778 __func__);
10779 } else {
10780
10781 sdma_all_running(dd);
10782 ppd->host_link_state = HLS_UP_ACTIVE;
10783 update_statusp(ppd, IB_PORT_ACTIVE);
10784
10785
10786 event.device = &dd->verbs_dev.rdi.ibdev;
10787 event.element.port_num = ppd->port;
10788 event.event = IB_EVENT_PORT_ACTIVE;
10789 }
10790 break;
10791 case HLS_DN_POLL:
10792 if ((ppd->host_link_state == HLS_DN_DISABLE ||
10793 ppd->host_link_state == HLS_DN_OFFLINE) &&
10794 dd->dc_shutdown)
10795 dc_start(dd);
10796
10797 write_csr(dd, DCC_CFG_LED_CNTRL, 0);
10798
10799 if (ppd->host_link_state != HLS_DN_OFFLINE) {
10800 u8 tmp = ppd->link_enabled;
10801
10802 ret = goto_offline(ppd, ppd->remote_link_down_reason);
10803 if (ret) {
10804 ppd->link_enabled = tmp;
10805 break;
10806 }
10807 ppd->remote_link_down_reason = 0;
10808
10809 if (ppd->driver_link_ready)
10810 ppd->link_enabled = 1;
10811 }
10812
10813 set_all_slowpath(ppd->dd);
10814 ret = set_local_link_attributes(ppd);
10815 if (ret)
10816 break;
10817
10818 ppd->port_error_action = 0;
10819
10820 if (quick_linkup) {
10821
10822 ret = do_quick_linkup(dd);
10823 } else {
10824 ret1 = set_physical_link_state(dd, PLS_POLLING);
10825 if (!ret1)
10826 ret1 = wait_phys_link_out_of_offline(ppd,
10827 3000);
10828 if (ret1 != HCMD_SUCCESS) {
10829 dd_dev_err(dd,
10830 "Failed to transition to Polling link state, return 0x%x\n",
10831 ret1);
10832 ret = -EINVAL;
10833 }
10834 }
10835
10836
10837
10838
10839
10840
10841
10842 ppd->host_link_state = HLS_DN_POLL;
10843 ppd->offline_disabled_reason =
10844 HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE);
10845
10846
10847
10848
10849 if (ret)
10850 goto_offline(ppd, 0);
10851 else
10852 log_physical_state(ppd, PLS_POLLING);
10853 break;
10854 case HLS_DN_DISABLE:
10855
10856 ppd->link_enabled = 0;
10857
10858
10859
10860
10861 if (ppd->host_link_state != HLS_DN_OFFLINE) {
10862 ret = goto_offline(ppd, ppd->remote_link_down_reason);
10863 if (ret)
10864 break;
10865 ppd->remote_link_down_reason = 0;
10866 }
10867
10868 if (!dd->dc_shutdown) {
10869 ret1 = set_physical_link_state(dd, PLS_DISABLED);
10870 if (ret1 != HCMD_SUCCESS) {
10871 dd_dev_err(dd,
10872 "Failed to transition to Disabled link state, return 0x%x\n",
10873 ret1);
10874 ret = -EINVAL;
10875 break;
10876 }
10877 ret = wait_physical_linkstate(ppd, PLS_DISABLED, 10000);
10878 if (ret) {
10879 dd_dev_err(dd,
10880 "%s: physical state did not change to DISABLED\n",
10881 __func__);
10882 break;
10883 }
10884 dc_shutdown(dd);
10885 }
10886 ppd->host_link_state = HLS_DN_DISABLE;
10887 break;
10888 case HLS_DN_OFFLINE:
10889 if (ppd->host_link_state == HLS_DN_DISABLE)
10890 dc_start(dd);
10891
10892
10893 ret = goto_offline(ppd, ppd->remote_link_down_reason);
10894 if (!ret)
10895 ppd->remote_link_down_reason = 0;
10896 break;
10897 case HLS_VERIFY_CAP:
10898 if (ppd->host_link_state != HLS_DN_POLL)
10899 goto unexpected;
10900 ppd->host_link_state = HLS_VERIFY_CAP;
10901 log_physical_state(ppd, PLS_CONFIGPHY_VERIFYCAP);
10902 break;
10903 case HLS_GOING_UP:
10904 if (ppd->host_link_state != HLS_VERIFY_CAP)
10905 goto unexpected;
10906
10907 ret1 = set_physical_link_state(dd, PLS_LINKUP);
10908 if (ret1 != HCMD_SUCCESS) {
10909 dd_dev_err(dd,
10910 "Failed to transition to link up state, return 0x%x\n",
10911 ret1);
10912 ret = -EINVAL;
10913 break;
10914 }
10915 ppd->host_link_state = HLS_GOING_UP;
10916 break;
10917
10918 case HLS_GOING_OFFLINE:
10919 case HLS_LINK_COOLDOWN:
10920 default:
10921 dd_dev_info(dd, "%s: state 0x%x: not supported\n",
10922 __func__, state);
10923 ret = -EINVAL;
10924 break;
10925 }
10926
10927 goto done;
10928
10929unexpected:
10930 dd_dev_err(dd, "%s: unexpected state transition from %s to %s\n",
10931 __func__, link_state_name(ppd->host_link_state),
10932 link_state_name(state));
10933 ret = -EINVAL;
10934
10935done:
10936 mutex_unlock(&ppd->hls_lock);
10937
10938 if (event.device)
10939 ib_dispatch_event(&event);
10940
10941 return ret;
10942}
10943
10944int hfi1_set_ib_cfg(struct hfi1_pportdata *ppd, int which, u32 val)
10945{
10946 u64 reg;
10947 int ret = 0;
10948
10949 switch (which) {
10950 case HFI1_IB_CFG_LIDLMC:
10951 set_lidlmc(ppd);
10952 break;
10953 case HFI1_IB_CFG_VL_HIGH_LIMIT:
10954
10955
10956
10957
10958 val *= 4096 / 64;
10959 reg = ((u64)val & SEND_HIGH_PRIORITY_LIMIT_LIMIT_MASK)
10960 << SEND_HIGH_PRIORITY_LIMIT_LIMIT_SHIFT;
10961 write_csr(ppd->dd, SEND_HIGH_PRIORITY_LIMIT, reg);
10962 break;
10963 case HFI1_IB_CFG_LINKDEFAULT:
10964
10965 if (val != HLS_DN_POLL)
10966 ret = -EINVAL;
10967 break;
10968 case HFI1_IB_CFG_OP_VLS:
10969 if (ppd->vls_operational != val) {
10970 ppd->vls_operational = val;
10971 if (!ppd->port)
10972 ret = -EINVAL;
10973 }
10974 break;
10975
10976
10977
10978
10979
10980
10981
10982
10983 case HFI1_IB_CFG_LWID_ENB:
10984 ppd->link_width_enabled = val & ppd->link_width_supported;
10985 break;
10986 case HFI1_IB_CFG_LWID_DG_ENB:
10987 ppd->link_width_downgrade_enabled =
10988 val & ppd->link_width_downgrade_supported;
10989 break;
10990 case HFI1_IB_CFG_SPD_ENB:
10991 ppd->link_speed_enabled = val & ppd->link_speed_supported;
10992 break;
10993 case HFI1_IB_CFG_OVERRUN_THRESH:
10994
10995
10996
10997
10998 ppd->overrun_threshold = val;
10999 break;
11000 case HFI1_IB_CFG_PHYERR_THRESH:
11001
11002
11003
11004
11005 ppd->phy_error_threshold = val;
11006 break;
11007
11008 case HFI1_IB_CFG_MTU:
11009 set_send_length(ppd);
11010 break;
11011
11012 case HFI1_IB_CFG_PKEYS:
11013 if (HFI1_CAP_IS_KSET(PKEY_CHECK))
11014 set_partition_keys(ppd);
11015 break;
11016
11017 default:
11018 if (HFI1_CAP_IS_KSET(PRINT_UNIMPL))
11019 dd_dev_info(ppd->dd,
11020 "%s: which %s, val 0x%x: not implemented\n",
11021 __func__, ib_cfg_name(which), val);
11022 break;
11023 }
11024 return ret;
11025}
11026
11027
11028static void init_vl_arb_caches(struct hfi1_pportdata *ppd)
11029{
11030 int i;
11031
11032 BUILD_BUG_ON(VL_ARB_TABLE_SIZE !=
11033 VL_ARB_LOW_PRIO_TABLE_SIZE);
11034 BUILD_BUG_ON(VL_ARB_TABLE_SIZE !=
11035 VL_ARB_HIGH_PRIO_TABLE_SIZE);
11036
11037
11038
11039
11040
11041
11042
11043
11044
11045
11046
11047 for (i = 0; i < MAX_PRIO_TABLE; i++)
11048 spin_lock_init(&ppd->vl_arb_cache[i].lock);
11049}
11050
11051
11052
11053
11054
11055
11056
11057static inline struct vl_arb_cache *
11058vl_arb_lock_cache(struct hfi1_pportdata *ppd, int idx)
11059{
11060 if (idx != LO_PRIO_TABLE && idx != HI_PRIO_TABLE)
11061 return NULL;
11062 spin_lock(&ppd->vl_arb_cache[idx].lock);
11063 return &ppd->vl_arb_cache[idx];
11064}
11065
11066static inline void vl_arb_unlock_cache(struct hfi1_pportdata *ppd, int idx)
11067{
11068 spin_unlock(&ppd->vl_arb_cache[idx].lock);
11069}
11070
11071static void vl_arb_get_cache(struct vl_arb_cache *cache,
11072 struct ib_vl_weight_elem *vl)
11073{
11074 memcpy(vl, cache->table, VL_ARB_TABLE_SIZE * sizeof(*vl));
11075}
11076
11077static void vl_arb_set_cache(struct vl_arb_cache *cache,
11078 struct ib_vl_weight_elem *vl)
11079{
11080 memcpy(cache->table, vl, VL_ARB_TABLE_SIZE * sizeof(*vl));
11081}
11082
11083static int vl_arb_match_cache(struct vl_arb_cache *cache,
11084 struct ib_vl_weight_elem *vl)
11085{
11086 return !memcmp(cache->table, vl, VL_ARB_TABLE_SIZE * sizeof(*vl));
11087}
11088
11089
11090
11091static int set_vl_weights(struct hfi1_pportdata *ppd, u32 target,
11092 u32 size, struct ib_vl_weight_elem *vl)
11093{
11094 struct hfi1_devdata *dd = ppd->dd;
11095 u64 reg;
11096 unsigned int i, is_up = 0;
11097 int drain, ret = 0;
11098
11099 mutex_lock(&ppd->hls_lock);
11100
11101 if (ppd->host_link_state & HLS_UP)
11102 is_up = 1;
11103
11104 drain = !is_ax(dd) && is_up;
11105
11106 if (drain)
11107
11108
11109
11110
11111
11112
11113 ret = stop_drain_data_vls(dd);
11114
11115 if (ret) {
11116 dd_dev_err(
11117 dd,
11118 "%s: cannot stop/drain VLs - refusing to change VL arbitration weights\n",
11119 __func__);
11120 goto err;
11121 }
11122
11123 for (i = 0; i < size; i++, vl++) {
11124
11125
11126
11127
11128 reg = (((u64)vl->vl & SEND_LOW_PRIORITY_LIST_VL_MASK)
11129 << SEND_LOW_PRIORITY_LIST_VL_SHIFT)
11130 | (((u64)vl->weight
11131 & SEND_LOW_PRIORITY_LIST_WEIGHT_MASK)
11132 << SEND_LOW_PRIORITY_LIST_WEIGHT_SHIFT);
11133 write_csr(dd, target + (i * 8), reg);
11134 }
11135 pio_send_control(dd, PSC_GLOBAL_VLARB_ENABLE);
11136
11137 if (drain)
11138 open_fill_data_vls(dd);
11139
11140err:
11141 mutex_unlock(&ppd->hls_lock);
11142
11143 return ret;
11144}
11145
11146
11147
11148
11149static void read_one_cm_vl(struct hfi1_devdata *dd, u32 csr,
11150 struct vl_limit *vll)
11151{
11152 u64 reg = read_csr(dd, csr);
11153
11154 vll->dedicated = cpu_to_be16(
11155 (reg >> SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_SHIFT)
11156 & SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_MASK);
11157 vll->shared = cpu_to_be16(
11158 (reg >> SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_SHIFT)
11159 & SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_MASK);
11160}
11161
11162
11163
11164
11165static int get_buffer_control(struct hfi1_devdata *dd,
11166 struct buffer_control *bc, u16 *overall_limit)
11167{
11168 u64 reg;
11169 int i;
11170
11171
11172 memset(bc, 0, sizeof(*bc));
11173
11174
11175 for (i = 0; i < TXE_NUM_DATA_VL; i++)
11176 read_one_cm_vl(dd, SEND_CM_CREDIT_VL + (8 * i), &bc->vl[i]);
11177
11178
11179 read_one_cm_vl(dd, SEND_CM_CREDIT_VL15, &bc->vl[15]);
11180
11181 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
11182 bc->overall_shared_limit = cpu_to_be16(
11183 (reg >> SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SHIFT)
11184 & SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_MASK);
11185 if (overall_limit)
11186 *overall_limit = (reg
11187 >> SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SHIFT)
11188 & SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_MASK;
11189 return sizeof(struct buffer_control);
11190}
11191
11192static int get_sc2vlnt(struct hfi1_devdata *dd, struct sc2vlnt *dp)
11193{
11194 u64 reg;
11195 int i;
11196
11197
11198 reg = read_csr(dd, DCC_CFG_SC_VL_TABLE_15_0);
11199 for (i = 0; i < sizeof(u64); i++) {
11200 u8 byte = *(((u8 *)®) + i);
11201
11202 dp->vlnt[2 * i] = byte & 0xf;
11203 dp->vlnt[(2 * i) + 1] = (byte & 0xf0) >> 4;
11204 }
11205
11206 reg = read_csr(dd, DCC_CFG_SC_VL_TABLE_31_16);
11207 for (i = 0; i < sizeof(u64); i++) {
11208 u8 byte = *(((u8 *)®) + i);
11209
11210 dp->vlnt[16 + (2 * i)] = byte & 0xf;
11211 dp->vlnt[16 + (2 * i) + 1] = (byte & 0xf0) >> 4;
11212 }
11213 return sizeof(struct sc2vlnt);
11214}
11215
11216static void get_vlarb_preempt(struct hfi1_devdata *dd, u32 nelems,
11217 struct ib_vl_weight_elem *vl)
11218{
11219 unsigned int i;
11220
11221 for (i = 0; i < nelems; i++, vl++) {
11222 vl->vl = 0xf;
11223 vl->weight = 0;
11224 }
11225}
11226
11227static void set_sc2vlnt(struct hfi1_devdata *dd, struct sc2vlnt *dp)
11228{
11229 write_csr(dd, DCC_CFG_SC_VL_TABLE_15_0,
11230 DC_SC_VL_VAL(15_0,
11231 0, dp->vlnt[0] & 0xf,
11232 1, dp->vlnt[1] & 0xf,
11233 2, dp->vlnt[2] & 0xf,
11234 3, dp->vlnt[3] & 0xf,
11235 4, dp->vlnt[4] & 0xf,
11236 5, dp->vlnt[5] & 0xf,
11237 6, dp->vlnt[6] & 0xf,
11238 7, dp->vlnt[7] & 0xf,
11239 8, dp->vlnt[8] & 0xf,
11240 9, dp->vlnt[9] & 0xf,
11241 10, dp->vlnt[10] & 0xf,
11242 11, dp->vlnt[11] & 0xf,
11243 12, dp->vlnt[12] & 0xf,
11244 13, dp->vlnt[13] & 0xf,
11245 14, dp->vlnt[14] & 0xf,
11246 15, dp->vlnt[15] & 0xf));
11247 write_csr(dd, DCC_CFG_SC_VL_TABLE_31_16,
11248 DC_SC_VL_VAL(31_16,
11249 16, dp->vlnt[16] & 0xf,
11250 17, dp->vlnt[17] & 0xf,
11251 18, dp->vlnt[18] & 0xf,
11252 19, dp->vlnt[19] & 0xf,
11253 20, dp->vlnt[20] & 0xf,
11254 21, dp->vlnt[21] & 0xf,
11255 22, dp->vlnt[22] & 0xf,
11256 23, dp->vlnt[23] & 0xf,
11257 24, dp->vlnt[24] & 0xf,
11258 25, dp->vlnt[25] & 0xf,
11259 26, dp->vlnt[26] & 0xf,
11260 27, dp->vlnt[27] & 0xf,
11261 28, dp->vlnt[28] & 0xf,
11262 29, dp->vlnt[29] & 0xf,
11263 30, dp->vlnt[30] & 0xf,
11264 31, dp->vlnt[31] & 0xf));
11265}
11266
11267static void nonzero_msg(struct hfi1_devdata *dd, int idx, const char *what,
11268 u16 limit)
11269{
11270 if (limit != 0)
11271 dd_dev_info(dd, "Invalid %s limit %d on VL %d, ignoring\n",
11272 what, (int)limit, idx);
11273}
11274
11275
11276static void set_global_shared(struct hfi1_devdata *dd, u16 limit)
11277{
11278 u64 reg;
11279
11280 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
11281 reg &= ~SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SMASK;
11282 reg |= (u64)limit << SEND_CM_GLOBAL_CREDIT_SHARED_LIMIT_SHIFT;
11283 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
11284}
11285
11286
11287static void set_global_limit(struct hfi1_devdata *dd, u16 limit)
11288{
11289 u64 reg;
11290
11291 reg = read_csr(dd, SEND_CM_GLOBAL_CREDIT);
11292 reg &= ~SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SMASK;
11293 reg |= (u64)limit << SEND_CM_GLOBAL_CREDIT_TOTAL_CREDIT_LIMIT_SHIFT;
11294 write_csr(dd, SEND_CM_GLOBAL_CREDIT, reg);
11295}
11296
11297
11298static void set_vl_shared(struct hfi1_devdata *dd, int vl, u16 limit)
11299{
11300 u64 reg;
11301 u32 addr;
11302
11303 if (vl < TXE_NUM_DATA_VL)
11304 addr = SEND_CM_CREDIT_VL + (8 * vl);
11305 else
11306 addr = SEND_CM_CREDIT_VL15;
11307
11308 reg = read_csr(dd, addr);
11309 reg &= ~SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_SMASK;
11310 reg |= (u64)limit << SEND_CM_CREDIT_VL_SHARED_LIMIT_VL_SHIFT;
11311 write_csr(dd, addr, reg);
11312}
11313
11314
11315static void set_vl_dedicated(struct hfi1_devdata *dd, int vl, u16 limit)
11316{
11317 u64 reg;
11318 u32 addr;
11319
11320 if (vl < TXE_NUM_DATA_VL)
11321 addr = SEND_CM_CREDIT_VL + (8 * vl);
11322 else
11323 addr = SEND_CM_CREDIT_VL15;
11324
11325 reg = read_csr(dd, addr);
11326 reg &= ~SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_SMASK;
11327 reg |= (u64)limit << SEND_CM_CREDIT_VL_DEDICATED_LIMIT_VL_SHIFT;
11328 write_csr(dd, addr, reg);
11329}
11330
11331
11332static void wait_for_vl_status_clear(struct hfi1_devdata *dd, u64 mask,
11333 const char *which)
11334{
11335 unsigned long timeout;
11336 u64 reg;
11337
11338 timeout = jiffies + msecs_to_jiffies(VL_STATUS_CLEAR_TIMEOUT);
11339 while (1) {
11340 reg = read_csr(dd, SEND_CM_CREDIT_USED_STATUS) & mask;
11341
11342 if (reg == 0)
11343 return;
11344 if (time_after(jiffies, timeout))
11345 break;
11346 udelay(1);
11347 }
11348
11349 dd_dev_err(dd,
11350 "%s credit change status not clearing after %dms, mask 0x%llx, not clear 0x%llx\n",
11351 which, VL_STATUS_CLEAR_TIMEOUT, mask, reg);
11352
11353
11354
11355
11356 dd_dev_err(dd,
11357 "Continuing anyway. A credit loss may occur. Suggest a link bounce\n");
11358}
11359
11360
11361
11362
11363
11364
11365
11366
11367
11368
11369
11370
11371
11372
11373
11374
11375
11376
11377
11378
11379
11380
11381
11382
11383
11384int set_buffer_control(struct hfi1_pportdata *ppd,
11385 struct buffer_control *new_bc)
11386{
11387 struct hfi1_devdata *dd = ppd->dd;
11388 u64 changing_mask, ld_mask, stat_mask;
11389 int change_count;
11390 int i, use_all_mask;
11391 int this_shared_changing;
11392 int vl_count = 0, ret;
11393
11394
11395
11396
11397 int any_shared_limit_changing;
11398 struct buffer_control cur_bc;
11399 u8 changing[OPA_MAX_VLS];
11400 u8 lowering_dedicated[OPA_MAX_VLS];
11401 u16 cur_total;
11402 u32 new_total = 0;
11403 const u64 all_mask =
11404 SEND_CM_CREDIT_USED_STATUS_VL0_RETURN_CREDIT_STATUS_SMASK
11405 | SEND_CM_CREDIT_USED_STATUS_VL1_RETURN_CREDIT_STATUS_SMASK
11406 | SEND_CM_CREDIT_USED_STATUS_VL2_RETURN_CREDIT_STATUS_SMASK
11407 | SEND_CM_CREDIT_USED_STATUS_VL3_RETURN_CREDIT_STATUS_SMASK
11408 | SEND_CM_CREDIT_USED_STATUS_VL4_RETURN_CREDIT_STATUS_SMASK
11409 | SEND_CM_CREDIT_USED_STATUS_VL5_RETURN_CREDIT_STATUS_SMASK
11410 | SEND_CM_CREDIT_USED_STATUS_VL6_RETURN_CREDIT_STATUS_SMASK
11411 | SEND_CM_CREDIT_USED_STATUS_VL7_RETURN_CREDIT_STATUS_SMASK
11412 | SEND_CM_CREDIT_USED_STATUS_VL15_RETURN_CREDIT_STATUS_SMASK;
11413
11414#define valid_vl(idx) ((idx) < TXE_NUM_DATA_VL || (idx) == 15)
11415#define NUM_USABLE_VLS 16
11416
11417
11418 for (i = 0; i < OPA_MAX_VLS; i++) {
11419 if (valid_vl(i)) {
11420 new_total += be16_to_cpu(new_bc->vl[i].dedicated);
11421 continue;
11422 }
11423 nonzero_msg(dd, i, "dedicated",
11424 be16_to_cpu(new_bc->vl[i].dedicated));
11425 nonzero_msg(dd, i, "shared",
11426 be16_to_cpu(new_bc->vl[i].shared));
11427 new_bc->vl[i].dedicated = 0;
11428 new_bc->vl[i].shared = 0;
11429 }
11430 new_total += be16_to_cpu(new_bc->overall_shared_limit);
11431
11432
11433 get_buffer_control(dd, &cur_bc, &cur_total);
11434
11435
11436
11437
11438 memset(changing, 0, sizeof(changing));
11439 memset(lowering_dedicated, 0, sizeof(lowering_dedicated));
11440
11441
11442
11443
11444 stat_mask =
11445 SEND_CM_CREDIT_USED_STATUS_VL0_RETURN_CREDIT_STATUS_SMASK;
11446 changing_mask = 0;
11447 ld_mask = 0;
11448 change_count = 0;
11449 any_shared_limit_changing = 0;
11450 for (i = 0; i < NUM_USABLE_VLS; i++, stat_mask <<= 1) {
11451 if (!valid_vl(i))
11452 continue;
11453 this_shared_changing = new_bc->vl[i].shared
11454 != cur_bc.vl[i].shared;
11455 if (this_shared_changing)
11456 any_shared_limit_changing = 1;
11457 if (new_bc->vl[i].dedicated != cur_bc.vl[i].dedicated ||
11458 this_shared_changing) {
11459 changing[i] = 1;
11460 changing_mask |= stat_mask;
11461 change_count++;
11462 }
11463 if (be16_to_cpu(new_bc->vl[i].dedicated) <
11464 be16_to_cpu(cur_bc.vl[i].dedicated)) {
11465 lowering_dedicated[i] = 1;
11466 ld_mask |= stat_mask;
11467 }
11468 }
11469
11470
11471 if (new_total > cur_total)
11472 set_global_limit(dd, new_total);
11473
11474
11475
11476
11477 use_all_mask = 0;
11478 if ((be16_to_cpu(new_bc->overall_shared_limit) <
11479 be16_to_cpu(cur_bc.overall_shared_limit)) ||
11480 (is_ax(dd) && any_shared_limit_changing)) {
11481 set_global_shared(dd, 0);
11482 cur_bc.overall_shared_limit = 0;
11483 use_all_mask = 1;
11484 }
11485
11486 for (i = 0; i < NUM_USABLE_VLS; i++) {
11487 if (!valid_vl(i))
11488 continue;
11489
11490 if (changing[i]) {
11491 set_vl_shared(dd, i, 0);
11492 cur_bc.vl[i].shared = 0;
11493 }
11494 }
11495
11496 wait_for_vl_status_clear(dd, use_all_mask ? all_mask : changing_mask,
11497 "shared");
11498
11499 if (change_count > 0) {
11500 for (i = 0; i < NUM_USABLE_VLS; i++) {
11501 if (!valid_vl(i))
11502 continue;
11503
11504 if (lowering_dedicated[i]) {
11505 set_vl_dedicated(dd, i,
11506 be16_to_cpu(new_bc->
11507 vl[i].dedicated));
11508 cur_bc.vl[i].dedicated =
11509 new_bc->vl[i].dedicated;
11510 }
11511 }
11512
11513 wait_for_vl_status_clear(dd, ld_mask, "dedicated");
11514
11515
11516 for (i = 0; i < NUM_USABLE_VLS; i++) {
11517 if (!valid_vl(i))
11518 continue;
11519
11520 if (be16_to_cpu(new_bc->vl[i].dedicated) >
11521 be16_to_cpu(cur_bc.vl[i].dedicated))
11522 set_vl_dedicated(dd, i,
11523 be16_to_cpu(new_bc->
11524 vl[i].dedicated));
11525 }
11526 }
11527
11528
11529 for (i = 0; i < NUM_USABLE_VLS; i++) {
11530 if (!valid_vl(i))
11531 continue;
11532
11533 if (be16_to_cpu(new_bc->vl[i].shared) >
11534 be16_to_cpu(cur_bc.vl[i].shared))
11535 set_vl_shared(dd, i, be16_to_cpu(new_bc->vl[i].shared));
11536 }
11537
11538
11539 if (be16_to_cpu(new_bc->overall_shared_limit) >
11540 be16_to_cpu(cur_bc.overall_shared_limit))
11541 set_global_shared(dd,
11542 be16_to_cpu(new_bc->overall_shared_limit));
11543
11544
11545 if (new_total < cur_total)
11546 set_global_limit(dd, new_total);
11547
11548
11549
11550
11551
11552 if (change_count > 0) {
11553 for (i = 0; i < TXE_NUM_DATA_VL; i++)
11554 if (be16_to_cpu(new_bc->vl[i].dedicated) > 0 ||
11555 be16_to_cpu(new_bc->vl[i].shared) > 0)
11556 vl_count++;
11557 ppd->actual_vls_operational = vl_count;
11558 ret = sdma_map_init(dd, ppd->port - 1, vl_count ?
11559 ppd->actual_vls_operational :
11560 ppd->vls_operational,
11561 NULL);
11562 if (ret == 0)
11563 ret = pio_map_init(dd, ppd->port - 1, vl_count ?
11564 ppd->actual_vls_operational :
11565 ppd->vls_operational, NULL);
11566 if (ret)
11567 return ret;
11568 }
11569 return 0;
11570}
11571
11572
11573
11574
11575
11576
11577int fm_get_table(struct hfi1_pportdata *ppd, int which, void *t)
11578
11579{
11580 int size;
11581 struct vl_arb_cache *vlc;
11582
11583 switch (which) {
11584 case FM_TBL_VL_HIGH_ARB:
11585 size = 256;
11586
11587
11588
11589
11590 vlc = vl_arb_lock_cache(ppd, HI_PRIO_TABLE);
11591 vl_arb_get_cache(vlc, t);
11592 vl_arb_unlock_cache(ppd, HI_PRIO_TABLE);
11593 break;
11594 case FM_TBL_VL_LOW_ARB:
11595 size = 256;
11596
11597
11598
11599
11600 vlc = vl_arb_lock_cache(ppd, LO_PRIO_TABLE);
11601 vl_arb_get_cache(vlc, t);
11602 vl_arb_unlock_cache(ppd, LO_PRIO_TABLE);
11603 break;
11604 case FM_TBL_BUFFER_CONTROL:
11605 size = get_buffer_control(ppd->dd, t, NULL);
11606 break;
11607 case FM_TBL_SC2VLNT:
11608 size = get_sc2vlnt(ppd->dd, t);
11609 break;
11610 case FM_TBL_VL_PREEMPT_ELEMS:
11611 size = 256;
11612
11613 get_vlarb_preempt(ppd->dd, OPA_MAX_VLS, t);
11614 break;
11615 case FM_TBL_VL_PREEMPT_MATRIX:
11616 size = 256;
11617
11618
11619
11620
11621 break;
11622 default:
11623 return -EINVAL;
11624 }
11625 return size;
11626}
11627
11628
11629
11630
11631int fm_set_table(struct hfi1_pportdata *ppd, int which, void *t)
11632{
11633 int ret = 0;
11634 struct vl_arb_cache *vlc;
11635
11636 switch (which) {
11637 case FM_TBL_VL_HIGH_ARB:
11638 vlc = vl_arb_lock_cache(ppd, HI_PRIO_TABLE);
11639 if (vl_arb_match_cache(vlc, t)) {
11640 vl_arb_unlock_cache(ppd, HI_PRIO_TABLE);
11641 break;
11642 }
11643 vl_arb_set_cache(vlc, t);
11644 vl_arb_unlock_cache(ppd, HI_PRIO_TABLE);
11645 ret = set_vl_weights(ppd, SEND_HIGH_PRIORITY_LIST,
11646 VL_ARB_HIGH_PRIO_TABLE_SIZE, t);
11647 break;
11648 case FM_TBL_VL_LOW_ARB:
11649 vlc = vl_arb_lock_cache(ppd, LO_PRIO_TABLE);
11650 if (vl_arb_match_cache(vlc, t)) {
11651 vl_arb_unlock_cache(ppd, LO_PRIO_TABLE);
11652 break;
11653 }
11654 vl_arb_set_cache(vlc, t);
11655 vl_arb_unlock_cache(ppd, LO_PRIO_TABLE);
11656 ret = set_vl_weights(ppd, SEND_LOW_PRIORITY_LIST,
11657 VL_ARB_LOW_PRIO_TABLE_SIZE, t);
11658 break;
11659 case FM_TBL_BUFFER_CONTROL:
11660 ret = set_buffer_control(ppd, t);
11661 break;
11662 case FM_TBL_SC2VLNT:
11663 set_sc2vlnt(ppd->dd, t);
11664 break;
11665 default:
11666 ret = -EINVAL;
11667 }
11668 return ret;
11669}
11670
11671
11672
11673
11674
11675
11676static int disable_data_vls(struct hfi1_devdata *dd)
11677{
11678 if (is_ax(dd))
11679 return 1;
11680
11681 pio_send_control(dd, PSC_DATA_VL_DISABLE);
11682
11683 return 0;
11684}
11685
11686
11687
11688
11689
11690
11691
11692
11693
11694int open_fill_data_vls(struct hfi1_devdata *dd)
11695{
11696 if (is_ax(dd))
11697 return 1;
11698
11699 pio_send_control(dd, PSC_DATA_VL_ENABLE);
11700
11701 return 0;
11702}
11703
11704
11705
11706
11707
11708
11709static void drain_data_vls(struct hfi1_devdata *dd)
11710{
11711 sc_wait(dd);
11712 sdma_wait(dd);
11713 pause_for_credit_return(dd);
11714}
11715
11716
11717
11718
11719
11720
11721
11722
11723
11724
11725
11726int stop_drain_data_vls(struct hfi1_devdata *dd)
11727{
11728 int ret;
11729
11730 ret = disable_data_vls(dd);
11731 if (ret == 0)
11732 drain_data_vls(dd);
11733
11734 return ret;
11735}
11736
11737
11738
11739
11740
11741u32 ns_to_cclock(struct hfi1_devdata *dd, u32 ns)
11742{
11743 u32 cclocks;
11744
11745 if (dd->icode == ICODE_FPGA_EMULATION)
11746 cclocks = (ns * 1000) / FPGA_CCLOCK_PS;
11747 else
11748 cclocks = (ns * 1000) / ASIC_CCLOCK_PS;
11749 if (ns && !cclocks)
11750 cclocks = 1;
11751 return cclocks;
11752}
11753
11754
11755
11756
11757
11758u32 cclock_to_ns(struct hfi1_devdata *dd, u32 cclocks)
11759{
11760 u32 ns;
11761
11762 if (dd->icode == ICODE_FPGA_EMULATION)
11763 ns = (cclocks * FPGA_CCLOCK_PS) / 1000;
11764 else
11765 ns = (cclocks * ASIC_CCLOCK_PS) / 1000;
11766 if (cclocks && !ns)
11767 ns = 1;
11768 return ns;
11769}
11770
11771
11772
11773
11774
11775
11776
11777static void adjust_rcv_timeout(struct hfi1_ctxtdata *rcd, u32 npkts)
11778{
11779 struct hfi1_devdata *dd = rcd->dd;
11780 u32 timeout = rcd->rcvavail_timeout;
11781
11782
11783
11784
11785
11786
11787
11788
11789
11790
11791 if (npkts < rcv_intr_count) {
11792
11793
11794
11795
11796 if (timeout < 2)
11797 return;
11798 timeout >>= 1;
11799 } else {
11800
11801
11802
11803
11804 if (timeout >= dd->rcv_intr_timeout_csr)
11805 return;
11806 timeout = min(timeout << 1, dd->rcv_intr_timeout_csr);
11807 }
11808
11809 rcd->rcvavail_timeout = timeout;
11810
11811
11812
11813
11814 write_kctxt_csr(dd, rcd->ctxt, RCV_AVAIL_TIME_OUT,
11815 (u64)timeout <<
11816 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_SHIFT);
11817}
11818
11819void update_usrhead(struct hfi1_ctxtdata *rcd, u32 hd, u32 updegr, u32 egrhd,
11820 u32 intr_adjust, u32 npkts)
11821{
11822 struct hfi1_devdata *dd = rcd->dd;
11823 u64 reg;
11824 u32 ctxt = rcd->ctxt;
11825
11826
11827
11828
11829
11830 if (intr_adjust)
11831 adjust_rcv_timeout(rcd, npkts);
11832 if (updegr) {
11833 reg = (egrhd & RCV_EGR_INDEX_HEAD_HEAD_MASK)
11834 << RCV_EGR_INDEX_HEAD_HEAD_SHIFT;
11835 write_uctxt_csr(dd, ctxt, RCV_EGR_INDEX_HEAD, reg);
11836 }
11837 reg = ((u64)rcv_intr_count << RCV_HDR_HEAD_COUNTER_SHIFT) |
11838 (((u64)hd & RCV_HDR_HEAD_HEAD_MASK)
11839 << RCV_HDR_HEAD_HEAD_SHIFT);
11840 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, reg);
11841}
11842
11843u32 hdrqempty(struct hfi1_ctxtdata *rcd)
11844{
11845 u32 head, tail;
11846
11847 head = (read_uctxt_csr(rcd->dd, rcd->ctxt, RCV_HDR_HEAD)
11848 & RCV_HDR_HEAD_HEAD_SMASK) >> RCV_HDR_HEAD_HEAD_SHIFT;
11849
11850 if (hfi1_rcvhdrtail_kvaddr(rcd))
11851 tail = get_rcvhdrtail(rcd);
11852 else
11853 tail = read_uctxt_csr(rcd->dd, rcd->ctxt, RCV_HDR_TAIL);
11854
11855 return head == tail;
11856}
11857
11858
11859
11860
11861
11862
11863
11864
11865
11866
11867
11868
11869
11870
11871
11872
11873
11874
11875
11876
11877static u32 encoded_size(u32 size)
11878{
11879 switch (size) {
11880 case 4 * 1024: return 0x1;
11881 case 8 * 1024: return 0x2;
11882 case 16 * 1024: return 0x3;
11883 case 32 * 1024: return 0x4;
11884 case 64 * 1024: return 0x5;
11885 case 128 * 1024: return 0x6;
11886 case 256 * 1024: return 0x7;
11887 case 512 * 1024: return 0x8;
11888 case 1 * 1024 * 1024: return 0x9;
11889 case 2 * 1024 * 1024: return 0xa;
11890 }
11891 return 0x1;
11892}
11893
11894
11895
11896
11897
11898
11899
11900
11901
11902u8 encode_rcv_header_entry_size(u8 size)
11903{
11904
11905 if (size == 2)
11906 return 1;
11907 if (size == 16)
11908 return 2;
11909 if (size == 32)
11910 return 4;
11911 return 0;
11912}
11913
11914
11915
11916
11917
11918
11919int hfi1_validate_rcvhdrcnt(struct hfi1_devdata *dd, uint thecnt)
11920{
11921 if (thecnt <= HFI1_MIN_HDRQ_EGRBUF_CNT) {
11922 dd_dev_err(dd, "Receive header queue count too small\n");
11923 return -EINVAL;
11924 }
11925
11926 if (thecnt > HFI1_MAX_HDRQ_EGRBUF_CNT) {
11927 dd_dev_err(dd,
11928 "Receive header queue count cannot be greater than %u\n",
11929 HFI1_MAX_HDRQ_EGRBUF_CNT);
11930 return -EINVAL;
11931 }
11932
11933 if (thecnt % HDRQ_INCREMENT) {
11934 dd_dev_err(dd, "Receive header queue count %d must be divisible by %lu\n",
11935 thecnt, HDRQ_INCREMENT);
11936 return -EINVAL;
11937 }
11938
11939 return 0;
11940}
11941
11942
11943
11944
11945
11946
11947
11948
11949void set_hdrq_regs(struct hfi1_devdata *dd, u8 ctxt, u8 entsize, u16 hdrcnt)
11950{
11951 u64 reg;
11952
11953 reg = (((u64)hdrcnt >> HDRQ_SIZE_SHIFT) & RCV_HDR_CNT_CNT_MASK) <<
11954 RCV_HDR_CNT_CNT_SHIFT;
11955 write_kctxt_csr(dd, ctxt, RCV_HDR_CNT, reg);
11956 reg = ((u64)encode_rcv_header_entry_size(entsize) &
11957 RCV_HDR_ENT_SIZE_ENT_SIZE_MASK) <<
11958 RCV_HDR_ENT_SIZE_ENT_SIZE_SHIFT;
11959 write_kctxt_csr(dd, ctxt, RCV_HDR_ENT_SIZE, reg);
11960 reg = ((u64)DEFAULT_RCVHDRSIZE & RCV_HDR_SIZE_HDR_SIZE_MASK) <<
11961 RCV_HDR_SIZE_HDR_SIZE_SHIFT;
11962 write_kctxt_csr(dd, ctxt, RCV_HDR_SIZE, reg);
11963
11964
11965
11966
11967
11968 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
11969 dd->rcvhdrtail_dummy_dma);
11970}
11971
11972void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op,
11973 struct hfi1_ctxtdata *rcd)
11974{
11975 u64 rcvctrl, reg;
11976 int did_enable = 0;
11977 u16 ctxt;
11978
11979 if (!rcd)
11980 return;
11981
11982 ctxt = rcd->ctxt;
11983
11984 hfi1_cdbg(RCVCTRL, "ctxt %d op 0x%x", ctxt, op);
11985
11986 rcvctrl = read_kctxt_csr(dd, ctxt, RCV_CTXT_CTRL);
11987
11988 if ((op & HFI1_RCVCTRL_CTXT_ENB) &&
11989 !(rcvctrl & RCV_CTXT_CTRL_ENABLE_SMASK)) {
11990
11991 write_kctxt_csr(dd, ctxt, RCV_HDR_ADDR,
11992 rcd->rcvhdrq_dma);
11993 if (hfi1_rcvhdrtail_kvaddr(rcd))
11994 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
11995 rcd->rcvhdrqtailaddr_dma);
11996 hfi1_set_seq_cnt(rcd, 1);
11997
11998
11999 hfi1_set_rcd_head(rcd, 0);
12000
12001
12002
12003
12004
12005
12006
12007 memset(rcd->rcvhdrq, 0, rcvhdrq_size(rcd));
12008
12009
12010 rcd->rcvavail_timeout = dd->rcv_intr_timeout_csr;
12011
12012
12013 rcvctrl |= RCV_CTXT_CTRL_ENABLE_SMASK;
12014
12015
12016 rcvctrl &= ~RCV_CTXT_CTRL_EGR_BUF_SIZE_SMASK;
12017 rcvctrl |= ((u64)encoded_size(rcd->egrbufs.rcvtid_size)
12018 & RCV_CTXT_CTRL_EGR_BUF_SIZE_MASK)
12019 << RCV_CTXT_CTRL_EGR_BUF_SIZE_SHIFT;
12020
12021
12022 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, 0);
12023 did_enable = 1;
12024
12025
12026 write_uctxt_csr(dd, ctxt, RCV_EGR_INDEX_HEAD, 0);
12027
12028
12029 reg = (((u64)(rcd->egrbufs.alloced >> RCV_SHIFT)
12030 & RCV_EGR_CTRL_EGR_CNT_MASK)
12031 << RCV_EGR_CTRL_EGR_CNT_SHIFT) |
12032 (((rcd->eager_base >> RCV_SHIFT)
12033 & RCV_EGR_CTRL_EGR_BASE_INDEX_MASK)
12034 << RCV_EGR_CTRL_EGR_BASE_INDEX_SHIFT);
12035 write_kctxt_csr(dd, ctxt, RCV_EGR_CTRL, reg);
12036
12037
12038
12039
12040
12041
12042
12043 reg = (((rcd->expected_count >> RCV_SHIFT)
12044 & RCV_TID_CTRL_TID_PAIR_CNT_MASK)
12045 << RCV_TID_CTRL_TID_PAIR_CNT_SHIFT) |
12046 (((rcd->expected_base >> RCV_SHIFT)
12047 & RCV_TID_CTRL_TID_BASE_INDEX_MASK)
12048 << RCV_TID_CTRL_TID_BASE_INDEX_SHIFT);
12049 write_kctxt_csr(dd, ctxt, RCV_TID_CTRL, reg);
12050 if (ctxt == HFI1_CTRL_CTXT)
12051 write_csr(dd, RCV_VL15, HFI1_CTRL_CTXT);
12052 }
12053 if (op & HFI1_RCVCTRL_CTXT_DIS) {
12054 write_csr(dd, RCV_VL15, 0);
12055
12056
12057
12058
12059
12060 if (dd->rcvhdrtail_dummy_dma) {
12061 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
12062 dd->rcvhdrtail_dummy_dma);
12063
12064 rcvctrl |= RCV_CTXT_CTRL_TAIL_UPD_SMASK;
12065 }
12066
12067 rcvctrl &= ~RCV_CTXT_CTRL_ENABLE_SMASK;
12068 }
12069 if (op & HFI1_RCVCTRL_INTRAVAIL_ENB) {
12070 set_intr_bits(dd, IS_RCVAVAIL_START + rcd->ctxt,
12071 IS_RCVAVAIL_START + rcd->ctxt, true);
12072 rcvctrl |= RCV_CTXT_CTRL_INTR_AVAIL_SMASK;
12073 }
12074 if (op & HFI1_RCVCTRL_INTRAVAIL_DIS) {
12075 set_intr_bits(dd, IS_RCVAVAIL_START + rcd->ctxt,
12076 IS_RCVAVAIL_START + rcd->ctxt, false);
12077 rcvctrl &= ~RCV_CTXT_CTRL_INTR_AVAIL_SMASK;
12078 }
12079 if ((op & HFI1_RCVCTRL_TAILUPD_ENB) && hfi1_rcvhdrtail_kvaddr(rcd))
12080 rcvctrl |= RCV_CTXT_CTRL_TAIL_UPD_SMASK;
12081 if (op & HFI1_RCVCTRL_TAILUPD_DIS) {
12082
12083 if (!(op & HFI1_RCVCTRL_CTXT_DIS))
12084 rcvctrl &= ~RCV_CTXT_CTRL_TAIL_UPD_SMASK;
12085 }
12086 if (op & HFI1_RCVCTRL_TIDFLOW_ENB)
12087 rcvctrl |= RCV_CTXT_CTRL_TID_FLOW_ENABLE_SMASK;
12088 if (op & HFI1_RCVCTRL_TIDFLOW_DIS)
12089 rcvctrl &= ~RCV_CTXT_CTRL_TID_FLOW_ENABLE_SMASK;
12090 if (op & HFI1_RCVCTRL_ONE_PKT_EGR_ENB) {
12091
12092
12093
12094
12095 rcvctrl &= ~RCV_CTXT_CTRL_EGR_BUF_SIZE_SMASK;
12096 rcvctrl |= RCV_CTXT_CTRL_ONE_PACKET_PER_EGR_BUFFER_SMASK;
12097 }
12098 if (op & HFI1_RCVCTRL_ONE_PKT_EGR_DIS)
12099 rcvctrl &= ~RCV_CTXT_CTRL_ONE_PACKET_PER_EGR_BUFFER_SMASK;
12100 if (op & HFI1_RCVCTRL_NO_RHQ_DROP_ENB)
12101 rcvctrl |= RCV_CTXT_CTRL_DONT_DROP_RHQ_FULL_SMASK;
12102 if (op & HFI1_RCVCTRL_NO_RHQ_DROP_DIS)
12103 rcvctrl &= ~RCV_CTXT_CTRL_DONT_DROP_RHQ_FULL_SMASK;
12104 if (op & HFI1_RCVCTRL_NO_EGR_DROP_ENB)
12105 rcvctrl |= RCV_CTXT_CTRL_DONT_DROP_EGR_FULL_SMASK;
12106 if (op & HFI1_RCVCTRL_NO_EGR_DROP_DIS)
12107 rcvctrl &= ~RCV_CTXT_CTRL_DONT_DROP_EGR_FULL_SMASK;
12108 if (op & HFI1_RCVCTRL_URGENT_ENB)
12109 set_intr_bits(dd, IS_RCVURGENT_START + rcd->ctxt,
12110 IS_RCVURGENT_START + rcd->ctxt, true);
12111 if (op & HFI1_RCVCTRL_URGENT_DIS)
12112 set_intr_bits(dd, IS_RCVURGENT_START + rcd->ctxt,
12113 IS_RCVURGENT_START + rcd->ctxt, false);
12114
12115 hfi1_cdbg(RCVCTRL, "ctxt %d rcvctrl 0x%llx\n", ctxt, rcvctrl);
12116 write_kctxt_csr(dd, ctxt, RCV_CTXT_CTRL, rcvctrl);
12117
12118
12119 if (did_enable &&
12120 (rcvctrl & RCV_CTXT_CTRL_DONT_DROP_RHQ_FULL_SMASK)) {
12121 reg = read_kctxt_csr(dd, ctxt, RCV_CTXT_STATUS);
12122 if (reg != 0) {
12123 dd_dev_info(dd, "ctxt %d status %lld (blocked)\n",
12124 ctxt, reg);
12125 read_uctxt_csr(dd, ctxt, RCV_HDR_HEAD);
12126 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, 0x10);
12127 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, 0x00);
12128 read_uctxt_csr(dd, ctxt, RCV_HDR_HEAD);
12129 reg = read_kctxt_csr(dd, ctxt, RCV_CTXT_STATUS);
12130 dd_dev_info(dd, "ctxt %d status %lld (%s blocked)\n",
12131 ctxt, reg, reg == 0 ? "not" : "still");
12132 }
12133 }
12134
12135 if (did_enable) {
12136
12137
12138
12139
12140
12141 write_kctxt_csr(dd, ctxt, RCV_AVAIL_TIME_OUT,
12142 (u64)rcd->rcvavail_timeout <<
12143 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_SHIFT);
12144
12145
12146 reg = (u64)rcv_intr_count << RCV_HDR_HEAD_COUNTER_SHIFT;
12147 write_uctxt_csr(dd, ctxt, RCV_HDR_HEAD, reg);
12148 }
12149
12150 if (op & (HFI1_RCVCTRL_TAILUPD_DIS | HFI1_RCVCTRL_CTXT_DIS))
12151
12152
12153
12154
12155
12156 write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
12157 dd->rcvhdrtail_dummy_dma);
12158}
12159
12160u32 hfi1_read_cntrs(struct hfi1_devdata *dd, char **namep, u64 **cntrp)
12161{
12162 int ret;
12163 u64 val = 0;
12164
12165 if (namep) {
12166 ret = dd->cntrnameslen;
12167 *namep = dd->cntrnames;
12168 } else {
12169 const struct cntr_entry *entry;
12170 int i, j;
12171
12172 ret = (dd->ndevcntrs) * sizeof(u64);
12173
12174
12175 *cntrp = dd->cntrs;
12176
12177
12178
12179
12180 for (i = 0; i < DEV_CNTR_LAST; i++) {
12181 entry = &dev_cntrs[i];
12182 hfi1_cdbg(CNTR, "reading %s", entry->name);
12183 if (entry->flags & CNTR_DISABLED) {
12184
12185 hfi1_cdbg(CNTR, "\tDisabled\n");
12186 } else {
12187 if (entry->flags & CNTR_VL) {
12188 hfi1_cdbg(CNTR, "\tPer VL\n");
12189 for (j = 0; j < C_VL_COUNT; j++) {
12190 val = entry->rw_cntr(entry,
12191 dd, j,
12192 CNTR_MODE_R,
12193 0);
12194 hfi1_cdbg(
12195 CNTR,
12196 "\t\tRead 0x%llx for %d\n",
12197 val, j);
12198 dd->cntrs[entry->offset + j] =
12199 val;
12200 }
12201 } else if (entry->flags & CNTR_SDMA) {
12202 hfi1_cdbg(CNTR,
12203 "\t Per SDMA Engine\n");
12204 for (j = 0; j < chip_sdma_engines(dd);
12205 j++) {
12206 val =
12207 entry->rw_cntr(entry, dd, j,
12208 CNTR_MODE_R, 0);
12209 hfi1_cdbg(CNTR,
12210 "\t\tRead 0x%llx for %d\n",
12211 val, j);
12212 dd->cntrs[entry->offset + j] =
12213 val;
12214 }
12215 } else {
12216 val = entry->rw_cntr(entry, dd,
12217 CNTR_INVALID_VL,
12218 CNTR_MODE_R, 0);
12219 dd->cntrs[entry->offset] = val;
12220 hfi1_cdbg(CNTR, "\tRead 0x%llx", val);
12221 }
12222 }
12223 }
12224 }
12225 return ret;
12226}
12227
12228
12229
12230
12231u32 hfi1_read_portcntrs(struct hfi1_pportdata *ppd, char **namep, u64 **cntrp)
12232{
12233 int ret;
12234 u64 val = 0;
12235
12236 if (namep) {
12237 ret = ppd->dd->portcntrnameslen;
12238 *namep = ppd->dd->portcntrnames;
12239 } else {
12240 const struct cntr_entry *entry;
12241 int i, j;
12242
12243 ret = ppd->dd->nportcntrs * sizeof(u64);
12244 *cntrp = ppd->cntrs;
12245
12246 for (i = 0; i < PORT_CNTR_LAST; i++) {
12247 entry = &port_cntrs[i];
12248 hfi1_cdbg(CNTR, "reading %s", entry->name);
12249 if (entry->flags & CNTR_DISABLED) {
12250
12251 hfi1_cdbg(CNTR, "\tDisabled\n");
12252 continue;
12253 }
12254
12255 if (entry->flags & CNTR_VL) {
12256 hfi1_cdbg(CNTR, "\tPer VL");
12257 for (j = 0; j < C_VL_COUNT; j++) {
12258 val = entry->rw_cntr(entry, ppd, j,
12259 CNTR_MODE_R,
12260 0);
12261 hfi1_cdbg(
12262 CNTR,
12263 "\t\tRead 0x%llx for %d",
12264 val, j);
12265 ppd->cntrs[entry->offset + j] = val;
12266 }
12267 } else {
12268 val = entry->rw_cntr(entry, ppd,
12269 CNTR_INVALID_VL,
12270 CNTR_MODE_R,
12271 0);
12272 ppd->cntrs[entry->offset] = val;
12273 hfi1_cdbg(CNTR, "\tRead 0x%llx", val);
12274 }
12275 }
12276 }
12277 return ret;
12278}
12279
12280static void free_cntrs(struct hfi1_devdata *dd)
12281{
12282 struct hfi1_pportdata *ppd;
12283 int i;
12284
12285 if (dd->synth_stats_timer.function)
12286 del_timer_sync(&dd->synth_stats_timer);
12287 ppd = (struct hfi1_pportdata *)(dd + 1);
12288 for (i = 0; i < dd->num_pports; i++, ppd++) {
12289 kfree(ppd->cntrs);
12290 kfree(ppd->scntrs);
12291 free_percpu(ppd->ibport_data.rvp.rc_acks);
12292 free_percpu(ppd->ibport_data.rvp.rc_qacks);
12293 free_percpu(ppd->ibport_data.rvp.rc_delayed_comp);
12294 ppd->cntrs = NULL;
12295 ppd->scntrs = NULL;
12296 ppd->ibport_data.rvp.rc_acks = NULL;
12297 ppd->ibport_data.rvp.rc_qacks = NULL;
12298 ppd->ibport_data.rvp.rc_delayed_comp = NULL;
12299 }
12300 kfree(dd->portcntrnames);
12301 dd->portcntrnames = NULL;
12302 kfree(dd->cntrs);
12303 dd->cntrs = NULL;
12304 kfree(dd->scntrs);
12305 dd->scntrs = NULL;
12306 kfree(dd->cntrnames);
12307 dd->cntrnames = NULL;
12308 if (dd->update_cntr_wq) {
12309 destroy_workqueue(dd->update_cntr_wq);
12310 dd->update_cntr_wq = NULL;
12311 }
12312}
12313
12314static u64 read_dev_port_cntr(struct hfi1_devdata *dd, struct cntr_entry *entry,
12315 u64 *psval, void *context, int vl)
12316{
12317 u64 val;
12318 u64 sval = *psval;
12319
12320 if (entry->flags & CNTR_DISABLED) {
12321 dd_dev_err(dd, "Counter %s not enabled", entry->name);
12322 return 0;
12323 }
12324
12325 hfi1_cdbg(CNTR, "cntr: %s vl %d psval 0x%llx", entry->name, vl, *psval);
12326
12327 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_R, 0);
12328
12329
12330 if (entry->flags & CNTR_SYNTH) {
12331 if (sval == CNTR_MAX) {
12332
12333 return CNTR_MAX;
12334 }
12335
12336 if (entry->flags & CNTR_32BIT) {
12337
12338 u64 upper = sval >> 32;
12339 u64 lower = (sval << 32) >> 32;
12340
12341 if (lower > val) {
12342 if (upper == CNTR_32BIT_MAX)
12343 val = CNTR_MAX;
12344 else
12345 upper++;
12346 }
12347
12348 if (val != CNTR_MAX)
12349 val = (upper << 32) | val;
12350
12351 } else {
12352
12353 if ((val < sval) || (val > CNTR_MAX))
12354 val = CNTR_MAX;
12355 }
12356 }
12357
12358 *psval = val;
12359
12360 hfi1_cdbg(CNTR, "\tNew val=0x%llx", val);
12361
12362 return val;
12363}
12364
12365static u64 write_dev_port_cntr(struct hfi1_devdata *dd,
12366 struct cntr_entry *entry,
12367 u64 *psval, void *context, int vl, u64 data)
12368{
12369 u64 val;
12370
12371 if (entry->flags & CNTR_DISABLED) {
12372 dd_dev_err(dd, "Counter %s not enabled", entry->name);
12373 return 0;
12374 }
12375
12376 hfi1_cdbg(CNTR, "cntr: %s vl %d psval 0x%llx", entry->name, vl, *psval);
12377
12378 if (entry->flags & CNTR_SYNTH) {
12379 *psval = data;
12380 if (entry->flags & CNTR_32BIT) {
12381 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_W,
12382 (data << 32) >> 32);
12383 val = data;
12384 } else {
12385 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_W,
12386 data);
12387 }
12388 } else {
12389 val = entry->rw_cntr(entry, context, vl, CNTR_MODE_W, data);
12390 }
12391
12392 *psval = val;
12393
12394 hfi1_cdbg(CNTR, "\tNew val=0x%llx", val);
12395
12396 return val;
12397}
12398
12399u64 read_dev_cntr(struct hfi1_devdata *dd, int index, int vl)
12400{
12401 struct cntr_entry *entry;
12402 u64 *sval;
12403
12404 entry = &dev_cntrs[index];
12405 sval = dd->scntrs + entry->offset;
12406
12407 if (vl != CNTR_INVALID_VL)
12408 sval += vl;
12409
12410 return read_dev_port_cntr(dd, entry, sval, dd, vl);
12411}
12412
12413u64 write_dev_cntr(struct hfi1_devdata *dd, int index, int vl, u64 data)
12414{
12415 struct cntr_entry *entry;
12416 u64 *sval;
12417
12418 entry = &dev_cntrs[index];
12419 sval = dd->scntrs + entry->offset;
12420
12421 if (vl != CNTR_INVALID_VL)
12422 sval += vl;
12423
12424 return write_dev_port_cntr(dd, entry, sval, dd, vl, data);
12425}
12426
12427u64 read_port_cntr(struct hfi1_pportdata *ppd, int index, int vl)
12428{
12429 struct cntr_entry *entry;
12430 u64 *sval;
12431
12432 entry = &port_cntrs[index];
12433 sval = ppd->scntrs + entry->offset;
12434
12435 if (vl != CNTR_INVALID_VL)
12436 sval += vl;
12437
12438 if ((index >= C_RCV_HDR_OVF_FIRST + ppd->dd->num_rcv_contexts) &&
12439 (index <= C_RCV_HDR_OVF_LAST)) {
12440
12441 return 0;
12442 }
12443
12444 return read_dev_port_cntr(ppd->dd, entry, sval, ppd, vl);
12445}
12446
12447u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data)
12448{
12449 struct cntr_entry *entry;
12450 u64 *sval;
12451
12452 entry = &port_cntrs[index];
12453 sval = ppd->scntrs + entry->offset;
12454
12455 if (vl != CNTR_INVALID_VL)
12456 sval += vl;
12457
12458 if ((index >= C_RCV_HDR_OVF_FIRST + ppd->dd->num_rcv_contexts) &&
12459 (index <= C_RCV_HDR_OVF_LAST)) {
12460
12461 return 0;
12462 }
12463
12464 return write_dev_port_cntr(ppd->dd, entry, sval, ppd, vl, data);
12465}
12466
12467static void do_update_synth_timer(struct work_struct *work)
12468{
12469 u64 cur_tx;
12470 u64 cur_rx;
12471 u64 total_flits;
12472 u8 update = 0;
12473 int i, j, vl;
12474 struct hfi1_pportdata *ppd;
12475 struct cntr_entry *entry;
12476 struct hfi1_devdata *dd = container_of(work, struct hfi1_devdata,
12477 update_cntr_work);
12478
12479
12480
12481
12482
12483
12484
12485 entry = &dev_cntrs[C_DC_RCV_FLITS];
12486 cur_rx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL, CNTR_MODE_R, 0);
12487
12488 entry = &dev_cntrs[C_DC_XMIT_FLITS];
12489 cur_tx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL, CNTR_MODE_R, 0);
12490
12491 hfi1_cdbg(
12492 CNTR,
12493 "[%d] curr tx=0x%llx rx=0x%llx :: last tx=0x%llx rx=0x%llx\n",
12494 dd->unit, cur_tx, cur_rx, dd->last_tx, dd->last_rx);
12495
12496 if ((cur_tx < dd->last_tx) || (cur_rx < dd->last_rx)) {
12497
12498
12499
12500
12501 update = 1;
12502 hfi1_cdbg(CNTR, "[%d] Tripwire counter rolled, updating",
12503 dd->unit);
12504 } else {
12505 total_flits = (cur_tx - dd->last_tx) + (cur_rx - dd->last_rx);
12506 hfi1_cdbg(CNTR,
12507 "[%d] total flits 0x%llx limit 0x%llx\n", dd->unit,
12508 total_flits, (u64)CNTR_32BIT_MAX);
12509 if (total_flits >= CNTR_32BIT_MAX) {
12510 hfi1_cdbg(CNTR, "[%d] 32bit limit hit, updating",
12511 dd->unit);
12512 update = 1;
12513 }
12514 }
12515
12516 if (update) {
12517 hfi1_cdbg(CNTR, "[%d] Updating dd and ppd counters", dd->unit);
12518 for (i = 0; i < DEV_CNTR_LAST; i++) {
12519 entry = &dev_cntrs[i];
12520 if (entry->flags & CNTR_VL) {
12521 for (vl = 0; vl < C_VL_COUNT; vl++)
12522 read_dev_cntr(dd, i, vl);
12523 } else {
12524 read_dev_cntr(dd, i, CNTR_INVALID_VL);
12525 }
12526 }
12527 ppd = (struct hfi1_pportdata *)(dd + 1);
12528 for (i = 0; i < dd->num_pports; i++, ppd++) {
12529 for (j = 0; j < PORT_CNTR_LAST; j++) {
12530 entry = &port_cntrs[j];
12531 if (entry->flags & CNTR_VL) {
12532 for (vl = 0; vl < C_VL_COUNT; vl++)
12533 read_port_cntr(ppd, j, vl);
12534 } else {
12535 read_port_cntr(ppd, j, CNTR_INVALID_VL);
12536 }
12537 }
12538 }
12539
12540
12541
12542
12543
12544
12545
12546 entry = &dev_cntrs[C_DC_XMIT_FLITS];
12547 dd->last_tx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL,
12548 CNTR_MODE_R, 0);
12549
12550 entry = &dev_cntrs[C_DC_RCV_FLITS];
12551 dd->last_rx = entry->rw_cntr(entry, dd, CNTR_INVALID_VL,
12552 CNTR_MODE_R, 0);
12553
12554 hfi1_cdbg(CNTR, "[%d] setting last tx/rx to 0x%llx 0x%llx",
12555 dd->unit, dd->last_tx, dd->last_rx);
12556
12557 } else {
12558 hfi1_cdbg(CNTR, "[%d] No update necessary", dd->unit);
12559 }
12560}
12561
12562static void update_synth_timer(struct timer_list *t)
12563{
12564 struct hfi1_devdata *dd = from_timer(dd, t, synth_stats_timer);
12565
12566 queue_work(dd->update_cntr_wq, &dd->update_cntr_work);
12567 mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
12568}
12569
12570#define C_MAX_NAME 16
12571static int init_cntrs(struct hfi1_devdata *dd)
12572{
12573 int i, rcv_ctxts, j;
12574 size_t sz;
12575 char *p;
12576 char name[C_MAX_NAME];
12577 struct hfi1_pportdata *ppd;
12578 const char *bit_type_32 = ",32";
12579 const int bit_type_32_sz = strlen(bit_type_32);
12580 u32 sdma_engines = chip_sdma_engines(dd);
12581
12582
12583 timer_setup(&dd->synth_stats_timer, update_synth_timer, 0);
12584
12585
12586
12587
12588
12589
12590 dd->ndevcntrs = 0;
12591 sz = 0;
12592
12593 for (i = 0; i < DEV_CNTR_LAST; i++) {
12594 if (dev_cntrs[i].flags & CNTR_DISABLED) {
12595 hfi1_dbg_early("\tSkipping %s\n", dev_cntrs[i].name);
12596 continue;
12597 }
12598
12599 if (dev_cntrs[i].flags & CNTR_VL) {
12600 dev_cntrs[i].offset = dd->ndevcntrs;
12601 for (j = 0; j < C_VL_COUNT; j++) {
12602 snprintf(name, C_MAX_NAME, "%s%d",
12603 dev_cntrs[i].name, vl_from_idx(j));
12604 sz += strlen(name);
12605
12606 if (dev_cntrs[i].flags & CNTR_32BIT)
12607 sz += bit_type_32_sz;
12608 sz++;
12609 dd->ndevcntrs++;
12610 }
12611 } else if (dev_cntrs[i].flags & CNTR_SDMA) {
12612 dev_cntrs[i].offset = dd->ndevcntrs;
12613 for (j = 0; j < sdma_engines; j++) {
12614 snprintf(name, C_MAX_NAME, "%s%d",
12615 dev_cntrs[i].name, j);
12616 sz += strlen(name);
12617
12618 if (dev_cntrs[i].flags & CNTR_32BIT)
12619 sz += bit_type_32_sz;
12620 sz++;
12621 dd->ndevcntrs++;
12622 }
12623 } else {
12624
12625 sz += strlen(dev_cntrs[i].name) + 1;
12626
12627 if (dev_cntrs[i].flags & CNTR_32BIT)
12628 sz += bit_type_32_sz;
12629 dev_cntrs[i].offset = dd->ndevcntrs;
12630 dd->ndevcntrs++;
12631 }
12632 }
12633
12634
12635 dd->cntrs = kcalloc(dd->ndevcntrs + num_driver_cntrs, sizeof(u64),
12636 GFP_KERNEL);
12637 if (!dd->cntrs)
12638 goto bail;
12639
12640 dd->scntrs = kcalloc(dd->ndevcntrs, sizeof(u64), GFP_KERNEL);
12641 if (!dd->scntrs)
12642 goto bail;
12643
12644
12645 dd->cntrnameslen = sz;
12646 dd->cntrnames = kmalloc(sz, GFP_KERNEL);
12647 if (!dd->cntrnames)
12648 goto bail;
12649
12650
12651 for (p = dd->cntrnames, i = 0; i < DEV_CNTR_LAST; i++) {
12652 if (dev_cntrs[i].flags & CNTR_DISABLED) {
12653
12654 } else if (dev_cntrs[i].flags & CNTR_VL) {
12655 for (j = 0; j < C_VL_COUNT; j++) {
12656 snprintf(name, C_MAX_NAME, "%s%d",
12657 dev_cntrs[i].name,
12658 vl_from_idx(j));
12659 memcpy(p, name, strlen(name));
12660 p += strlen(name);
12661
12662
12663 if (dev_cntrs[i].flags & CNTR_32BIT) {
12664 memcpy(p, bit_type_32, bit_type_32_sz);
12665 p += bit_type_32_sz;
12666 }
12667
12668 *p++ = '\n';
12669 }
12670 } else if (dev_cntrs[i].flags & CNTR_SDMA) {
12671 for (j = 0; j < sdma_engines; j++) {
12672 snprintf(name, C_MAX_NAME, "%s%d",
12673 dev_cntrs[i].name, j);
12674 memcpy(p, name, strlen(name));
12675 p += strlen(name);
12676
12677
12678 if (dev_cntrs[i].flags & CNTR_32BIT) {
12679 memcpy(p, bit_type_32, bit_type_32_sz);
12680 p += bit_type_32_sz;
12681 }
12682
12683 *p++ = '\n';
12684 }
12685 } else {
12686 memcpy(p, dev_cntrs[i].name, strlen(dev_cntrs[i].name));
12687 p += strlen(dev_cntrs[i].name);
12688
12689
12690 if (dev_cntrs[i].flags & CNTR_32BIT) {
12691 memcpy(p, bit_type_32, bit_type_32_sz);
12692 p += bit_type_32_sz;
12693 }
12694
12695 *p++ = '\n';
12696 }
12697 }
12698
12699
12700
12701
12702
12703
12704
12705
12706
12707
12708 rcv_ctxts = dd->num_rcv_contexts;
12709 for (i = C_RCV_HDR_OVF_FIRST + rcv_ctxts;
12710 i <= C_RCV_HDR_OVF_LAST; i++) {
12711 port_cntrs[i].flags |= CNTR_DISABLED;
12712 }
12713
12714
12715 sz = 0;
12716 dd->nportcntrs = 0;
12717 for (i = 0; i < PORT_CNTR_LAST; i++) {
12718 if (port_cntrs[i].flags & CNTR_DISABLED) {
12719 hfi1_dbg_early("\tSkipping %s\n", port_cntrs[i].name);
12720 continue;
12721 }
12722
12723 if (port_cntrs[i].flags & CNTR_VL) {
12724 port_cntrs[i].offset = dd->nportcntrs;
12725 for (j = 0; j < C_VL_COUNT; j++) {
12726 snprintf(name, C_MAX_NAME, "%s%d",
12727 port_cntrs[i].name, vl_from_idx(j));
12728 sz += strlen(name);
12729
12730 if (port_cntrs[i].flags & CNTR_32BIT)
12731 sz += bit_type_32_sz;
12732 sz++;
12733 dd->nportcntrs++;
12734 }
12735 } else {
12736
12737 sz += strlen(port_cntrs[i].name) + 1;
12738
12739 if (port_cntrs[i].flags & CNTR_32BIT)
12740 sz += bit_type_32_sz;
12741 port_cntrs[i].offset = dd->nportcntrs;
12742 dd->nportcntrs++;
12743 }
12744 }
12745
12746
12747 dd->portcntrnameslen = sz;
12748 dd->portcntrnames = kmalloc(sz, GFP_KERNEL);
12749 if (!dd->portcntrnames)
12750 goto bail;
12751
12752
12753 for (p = dd->portcntrnames, i = 0; i < PORT_CNTR_LAST; i++) {
12754 if (port_cntrs[i].flags & CNTR_DISABLED)
12755 continue;
12756
12757 if (port_cntrs[i].flags & CNTR_VL) {
12758 for (j = 0; j < C_VL_COUNT; j++) {
12759 snprintf(name, C_MAX_NAME, "%s%d",
12760 port_cntrs[i].name, vl_from_idx(j));
12761 memcpy(p, name, strlen(name));
12762 p += strlen(name);
12763
12764
12765 if (port_cntrs[i].flags & CNTR_32BIT) {
12766 memcpy(p, bit_type_32, bit_type_32_sz);
12767 p += bit_type_32_sz;
12768 }
12769
12770 *p++ = '\n';
12771 }
12772 } else {
12773 memcpy(p, port_cntrs[i].name,
12774 strlen(port_cntrs[i].name));
12775 p += strlen(port_cntrs[i].name);
12776
12777
12778 if (port_cntrs[i].flags & CNTR_32BIT) {
12779 memcpy(p, bit_type_32, bit_type_32_sz);
12780 p += bit_type_32_sz;
12781 }
12782
12783 *p++ = '\n';
12784 }
12785 }
12786
12787
12788 ppd = (struct hfi1_pportdata *)(dd + 1);
12789 for (i = 0; i < dd->num_pports; i++, ppd++) {
12790 ppd->cntrs = kcalloc(dd->nportcntrs, sizeof(u64), GFP_KERNEL);
12791 if (!ppd->cntrs)
12792 goto bail;
12793
12794 ppd->scntrs = kcalloc(dd->nportcntrs, sizeof(u64), GFP_KERNEL);
12795 if (!ppd->scntrs)
12796 goto bail;
12797 }
12798
12799
12800 if (init_cpu_counters(dd))
12801 goto bail;
12802
12803 dd->update_cntr_wq = alloc_ordered_workqueue("hfi1_update_cntr_%d",
12804 WQ_MEM_RECLAIM, dd->unit);
12805 if (!dd->update_cntr_wq)
12806 goto bail;
12807
12808 INIT_WORK(&dd->update_cntr_work, do_update_synth_timer);
12809
12810 mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
12811 return 0;
12812bail:
12813 free_cntrs(dd);
12814 return -ENOMEM;
12815}
12816
12817static u32 chip_to_opa_lstate(struct hfi1_devdata *dd, u32 chip_lstate)
12818{
12819 switch (chip_lstate) {
12820 default:
12821 dd_dev_err(dd,
12822 "Unknown logical state 0x%x, reporting IB_PORT_DOWN\n",
12823 chip_lstate);
12824
12825 case LSTATE_DOWN:
12826 return IB_PORT_DOWN;
12827 case LSTATE_INIT:
12828 return IB_PORT_INIT;
12829 case LSTATE_ARMED:
12830 return IB_PORT_ARMED;
12831 case LSTATE_ACTIVE:
12832 return IB_PORT_ACTIVE;
12833 }
12834}
12835
12836u32 chip_to_opa_pstate(struct hfi1_devdata *dd, u32 chip_pstate)
12837{
12838
12839 switch (chip_pstate & 0xf0) {
12840 default:
12841 dd_dev_err(dd, "Unexpected chip physical state of 0x%x\n",
12842 chip_pstate);
12843
12844 case PLS_DISABLED:
12845 return IB_PORTPHYSSTATE_DISABLED;
12846 case PLS_OFFLINE:
12847 return OPA_PORTPHYSSTATE_OFFLINE;
12848 case PLS_POLLING:
12849 return IB_PORTPHYSSTATE_POLLING;
12850 case PLS_CONFIGPHY:
12851 return IB_PORTPHYSSTATE_TRAINING;
12852 case PLS_LINKUP:
12853 return IB_PORTPHYSSTATE_LINKUP;
12854 case PLS_PHYTEST:
12855 return IB_PORTPHYSSTATE_PHY_TEST;
12856 }
12857}
12858
12859
12860const char *opa_lstate_name(u32 lstate)
12861{
12862 static const char * const port_logical_names[] = {
12863 "PORT_NOP",
12864 "PORT_DOWN",
12865 "PORT_INIT",
12866 "PORT_ARMED",
12867 "PORT_ACTIVE",
12868 "PORT_ACTIVE_DEFER",
12869 };
12870 if (lstate < ARRAY_SIZE(port_logical_names))
12871 return port_logical_names[lstate];
12872 return "unknown";
12873}
12874
12875
12876const char *opa_pstate_name(u32 pstate)
12877{
12878 static const char * const port_physical_names[] = {
12879 "PHYS_NOP",
12880 "reserved1",
12881 "PHYS_POLL",
12882 "PHYS_DISABLED",
12883 "PHYS_TRAINING",
12884 "PHYS_LINKUP",
12885 "PHYS_LINK_ERR_RECOVER",
12886 "PHYS_PHY_TEST",
12887 "reserved8",
12888 "PHYS_OFFLINE",
12889 "PHYS_GANGED",
12890 "PHYS_TEST",
12891 };
12892 if (pstate < ARRAY_SIZE(port_physical_names))
12893 return port_physical_names[pstate];
12894 return "unknown";
12895}
12896
12897
12898
12899
12900
12901
12902
12903
12904
12905
12906
12907
12908static void update_statusp(struct hfi1_pportdata *ppd, u32 state)
12909{
12910
12911
12912
12913
12914
12915
12916
12917
12918 if (ppd->statusp) {
12919 switch (state) {
12920 case IB_PORT_DOWN:
12921 case IB_PORT_INIT:
12922 *ppd->statusp &= ~(HFI1_STATUS_IB_CONF |
12923 HFI1_STATUS_IB_READY);
12924 break;
12925 case IB_PORT_ARMED:
12926 *ppd->statusp |= HFI1_STATUS_IB_CONF;
12927 break;
12928 case IB_PORT_ACTIVE:
12929 *ppd->statusp |= HFI1_STATUS_IB_READY;
12930 break;
12931 }
12932 }
12933 dd_dev_info(ppd->dd, "logical state changed to %s (0x%x)\n",
12934 opa_lstate_name(state), state);
12935}
12936
12937
12938
12939
12940
12941
12942
12943
12944
12945
12946
12947static int wait_logical_linkstate(struct hfi1_pportdata *ppd, u32 state,
12948 int msecs)
12949{
12950 unsigned long timeout;
12951 u32 new_state;
12952
12953 timeout = jiffies + msecs_to_jiffies(msecs);
12954 while (1) {
12955 new_state = chip_to_opa_lstate(ppd->dd,
12956 read_logical_state(ppd->dd));
12957 if (new_state == state)
12958 break;
12959 if (time_after(jiffies, timeout)) {
12960 dd_dev_err(ppd->dd,
12961 "timeout waiting for link state 0x%x\n",
12962 state);
12963 return -ETIMEDOUT;
12964 }
12965 msleep(20);
12966 }
12967
12968 return 0;
12969}
12970
12971static void log_state_transition(struct hfi1_pportdata *ppd, u32 state)
12972{
12973 u32 ib_pstate = chip_to_opa_pstate(ppd->dd, state);
12974
12975 dd_dev_info(ppd->dd,
12976 "physical state changed to %s (0x%x), phy 0x%x\n",
12977 opa_pstate_name(ib_pstate), ib_pstate, state);
12978}
12979
12980
12981
12982
12983
12984static void log_physical_state(struct hfi1_pportdata *ppd, u32 state)
12985{
12986 u32 read_state = read_physical_state(ppd->dd);
12987
12988 if (read_state == state) {
12989 log_state_transition(ppd, state);
12990 } else {
12991 dd_dev_err(ppd->dd,
12992 "anticipated phy link state 0x%x, read 0x%x\n",
12993 state, read_state);
12994 }
12995}
12996
12997
12998
12999
13000
13001
13002
13003
13004
13005
13006static int wait_physical_linkstate(struct hfi1_pportdata *ppd, u32 state,
13007 int msecs)
13008{
13009 u32 read_state;
13010 unsigned long timeout;
13011
13012 timeout = jiffies + msecs_to_jiffies(msecs);
13013 while (1) {
13014 read_state = read_physical_state(ppd->dd);
13015 if (read_state == state)
13016 break;
13017 if (time_after(jiffies, timeout)) {
13018 dd_dev_err(ppd->dd,
13019 "timeout waiting for phy link state 0x%x\n",
13020 state);
13021 return -ETIMEDOUT;
13022 }
13023 usleep_range(1950, 2050);
13024 }
13025
13026 log_state_transition(ppd, state);
13027 return 0;
13028}
13029
13030
13031
13032
13033
13034
13035
13036
13037
13038
13039static int wait_phys_link_offline_substates(struct hfi1_pportdata *ppd,
13040 int msecs)
13041{
13042 u32 read_state;
13043 unsigned long timeout;
13044
13045 timeout = jiffies + msecs_to_jiffies(msecs);
13046 while (1) {
13047 read_state = read_physical_state(ppd->dd);
13048 if ((read_state & 0xF0) == PLS_OFFLINE)
13049 break;
13050 if (time_after(jiffies, timeout)) {
13051 dd_dev_err(ppd->dd,
13052 "timeout waiting for phy link offline.quiet substates. Read state 0x%x, %dms\n",
13053 read_state, msecs);
13054 return -ETIMEDOUT;
13055 }
13056 usleep_range(1950, 2050);
13057 }
13058
13059 log_state_transition(ppd, read_state);
13060 return read_state;
13061}
13062
13063
13064
13065
13066
13067
13068
13069
13070
13071
13072static int wait_phys_link_out_of_offline(struct hfi1_pportdata *ppd,
13073 int msecs)
13074{
13075 u32 read_state;
13076 unsigned long timeout;
13077
13078 timeout = jiffies + msecs_to_jiffies(msecs);
13079 while (1) {
13080 read_state = read_physical_state(ppd->dd);
13081 if ((read_state & 0xF0) != PLS_OFFLINE)
13082 break;
13083 if (time_after(jiffies, timeout)) {
13084 dd_dev_err(ppd->dd,
13085 "timeout waiting for phy link out of offline. Read state 0x%x, %dms\n",
13086 read_state, msecs);
13087 return -ETIMEDOUT;
13088 }
13089 usleep_range(1950, 2050);
13090 }
13091
13092 log_state_transition(ppd, read_state);
13093 return read_state;
13094}
13095
13096#define CLEAR_STATIC_RATE_CONTROL_SMASK(r) \
13097(r &= ~SEND_CTXT_CHECK_ENABLE_DISALLOW_PBC_STATIC_RATE_CONTROL_SMASK)
13098
13099#define SET_STATIC_RATE_CONTROL_SMASK(r) \
13100(r |= SEND_CTXT_CHECK_ENABLE_DISALLOW_PBC_STATIC_RATE_CONTROL_SMASK)
13101
13102void hfi1_init_ctxt(struct send_context *sc)
13103{
13104 if (sc) {
13105 struct hfi1_devdata *dd = sc->dd;
13106 u64 reg;
13107 u8 set = (sc->type == SC_USER ?
13108 HFI1_CAP_IS_USET(STATIC_RATE_CTRL) :
13109 HFI1_CAP_IS_KSET(STATIC_RATE_CTRL));
13110 reg = read_kctxt_csr(dd, sc->hw_context,
13111 SEND_CTXT_CHECK_ENABLE);
13112 if (set)
13113 CLEAR_STATIC_RATE_CONTROL_SMASK(reg);
13114 else
13115 SET_STATIC_RATE_CONTROL_SMASK(reg);
13116 write_kctxt_csr(dd, sc->hw_context,
13117 SEND_CTXT_CHECK_ENABLE, reg);
13118 }
13119}
13120
13121int hfi1_tempsense_rd(struct hfi1_devdata *dd, struct hfi1_temp *temp)
13122{
13123 int ret = 0;
13124 u64 reg;
13125
13126 if (dd->icode != ICODE_RTL_SILICON) {
13127 if (HFI1_CAP_IS_KSET(PRINT_UNIMPL))
13128 dd_dev_info(dd, "%s: tempsense not supported by HW\n",
13129 __func__);
13130 return -EINVAL;
13131 }
13132 reg = read_csr(dd, ASIC_STS_THERM);
13133 temp->curr = ((reg >> ASIC_STS_THERM_CURR_TEMP_SHIFT) &
13134 ASIC_STS_THERM_CURR_TEMP_MASK);
13135 temp->lo_lim = ((reg >> ASIC_STS_THERM_LO_TEMP_SHIFT) &
13136 ASIC_STS_THERM_LO_TEMP_MASK);
13137 temp->hi_lim = ((reg >> ASIC_STS_THERM_HI_TEMP_SHIFT) &
13138 ASIC_STS_THERM_HI_TEMP_MASK);
13139 temp->crit_lim = ((reg >> ASIC_STS_THERM_CRIT_TEMP_SHIFT) &
13140 ASIC_STS_THERM_CRIT_TEMP_MASK);
13141
13142 temp->triggers = (u8)((reg >> ASIC_STS_THERM_LOW_SHIFT) & 0x7);
13143
13144 return ret;
13145}
13146
13147
13148
13149
13150
13151
13152
13153
13154
13155
13156
13157static void read_mod_write(struct hfi1_devdata *dd, u16 src, u64 bits,
13158 bool set)
13159{
13160 u64 reg;
13161 u16 idx = src / BITS_PER_REGISTER;
13162
13163 spin_lock(&dd->irq_src_lock);
13164 reg = read_csr(dd, CCE_INT_MASK + (8 * idx));
13165 if (set)
13166 reg |= bits;
13167 else
13168 reg &= ~bits;
13169 write_csr(dd, CCE_INT_MASK + (8 * idx), reg);
13170 spin_unlock(&dd->irq_src_lock);
13171}
13172
13173
13174
13175
13176
13177
13178
13179
13180
13181
13182int set_intr_bits(struct hfi1_devdata *dd, u16 first, u16 last, bool set)
13183{
13184 u64 bits = 0;
13185 u64 bit;
13186 u16 src;
13187
13188 if (first > NUM_INTERRUPT_SOURCES || last > NUM_INTERRUPT_SOURCES)
13189 return -EINVAL;
13190
13191 if (last < first)
13192 return -ERANGE;
13193
13194 for (src = first; src <= last; src++) {
13195 bit = src % BITS_PER_REGISTER;
13196
13197 if (!bit && bits) {
13198 read_mod_write(dd, src - 1, bits, set);
13199 bits = 0;
13200 }
13201 bits |= BIT_ULL(bit);
13202 }
13203 read_mod_write(dd, last, bits, set);
13204
13205 return 0;
13206}
13207
13208
13209
13210
13211void clear_all_interrupts(struct hfi1_devdata *dd)
13212{
13213 int i;
13214
13215 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
13216 write_csr(dd, CCE_INT_CLEAR + (8 * i), ~(u64)0);
13217
13218 write_csr(dd, CCE_ERR_CLEAR, ~(u64)0);
13219 write_csr(dd, MISC_ERR_CLEAR, ~(u64)0);
13220 write_csr(dd, RCV_ERR_CLEAR, ~(u64)0);
13221 write_csr(dd, SEND_ERR_CLEAR, ~(u64)0);
13222 write_csr(dd, SEND_PIO_ERR_CLEAR, ~(u64)0);
13223 write_csr(dd, SEND_DMA_ERR_CLEAR, ~(u64)0);
13224 write_csr(dd, SEND_EGRESS_ERR_CLEAR, ~(u64)0);
13225 for (i = 0; i < chip_send_contexts(dd); i++)
13226 write_kctxt_csr(dd, i, SEND_CTXT_ERR_CLEAR, ~(u64)0);
13227 for (i = 0; i < chip_sdma_engines(dd); i++)
13228 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_CLEAR, ~(u64)0);
13229
13230 write_csr(dd, DCC_ERR_FLG_CLR, ~(u64)0);
13231 write_csr(dd, DC_LCB_ERR_CLR, ~(u64)0);
13232 write_csr(dd, DC_DC8051_ERR_CLR, ~(u64)0);
13233}
13234
13235
13236
13237
13238
13239void remap_intr(struct hfi1_devdata *dd, int isrc, int msix_intr)
13240{
13241 u64 reg;
13242 int m, n;
13243
13244
13245 m = isrc / 64;
13246 n = isrc % 64;
13247 if (likely(m < CCE_NUM_INT_CSRS)) {
13248 dd->gi_mask[m] &= ~((u64)1 << n);
13249 } else {
13250 dd_dev_err(dd, "remap interrupt err\n");
13251 return;
13252 }
13253
13254
13255 m = isrc / 8;
13256 n = isrc % 8;
13257 reg = read_csr(dd, CCE_INT_MAP + (8 * m));
13258 reg &= ~((u64)0xff << (8 * n));
13259 reg |= ((u64)msix_intr & 0xff) << (8 * n);
13260 write_csr(dd, CCE_INT_MAP + (8 * m), reg);
13261}
13262
13263void remap_sdma_interrupts(struct hfi1_devdata *dd, int engine, int msix_intr)
13264{
13265
13266
13267
13268
13269
13270
13271
13272 remap_intr(dd, IS_SDMA_START + engine, msix_intr);
13273 remap_intr(dd, IS_SDMA_PROGRESS_START + engine, msix_intr);
13274 remap_intr(dd, IS_SDMA_IDLE_START + engine, msix_intr);
13275}
13276
13277
13278
13279
13280
13281void reset_interrupts(struct hfi1_devdata *dd)
13282{
13283 int i;
13284
13285
13286 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
13287 dd->gi_mask[i] = ~(u64)0;
13288
13289
13290 for (i = 0; i < CCE_NUM_INT_MAP_CSRS; i++)
13291 write_csr(dd, CCE_INT_MAP + (8 * i), 0);
13292}
13293
13294
13295
13296
13297
13298
13299static int set_up_interrupts(struct hfi1_devdata *dd)
13300{
13301 int ret;
13302
13303
13304 set_intr_bits(dd, IS_FIRST_SOURCE, IS_LAST_SOURCE, false);
13305
13306
13307 clear_all_interrupts(dd);
13308
13309
13310 reset_interrupts(dd);
13311
13312
13313 ret = msix_initialize(dd);
13314 if (ret)
13315 return ret;
13316
13317 ret = msix_request_irqs(dd);
13318 if (ret)
13319 msix_clean_up_interrupts(dd);
13320
13321 return ret;
13322}
13323
13324
13325
13326
13327
13328
13329
13330
13331
13332
13333
13334
13335static int set_up_context_variables(struct hfi1_devdata *dd)
13336{
13337 unsigned long num_kernel_contexts;
13338 u16 num_vnic_contexts = HFI1_NUM_VNIC_CTXT;
13339 int total_contexts;
13340 int ret;
13341 unsigned ngroups;
13342 int rmt_count;
13343 int user_rmt_reduced;
13344 u32 n_usr_ctxts;
13345 u32 send_contexts = chip_send_contexts(dd);
13346 u32 rcv_contexts = chip_rcv_contexts(dd);
13347
13348
13349
13350
13351
13352
13353
13354
13355 if (n_krcvqs)
13356
13357
13358
13359
13360
13361 num_kernel_contexts = n_krcvqs + 1;
13362 else
13363 num_kernel_contexts = DEFAULT_KRCVQS + 1;
13364
13365
13366
13367
13368 if (num_kernel_contexts > (send_contexts - num_vls - 1)) {
13369 dd_dev_err(dd,
13370 "Reducing # kernel rcv contexts to: %d, from %lu\n",
13371 send_contexts - num_vls - 1,
13372 num_kernel_contexts);
13373 num_kernel_contexts = send_contexts - num_vls - 1;
13374 }
13375
13376
13377 if ((num_kernel_contexts + num_vnic_contexts) > rcv_contexts) {
13378 dd_dev_err(dd, "No receive contexts available for VNIC\n");
13379 num_vnic_contexts = 0;
13380 }
13381 total_contexts = num_kernel_contexts + num_vnic_contexts;
13382
13383
13384
13385
13386
13387
13388 if (num_user_contexts < 0)
13389 n_usr_ctxts = cpumask_weight(&node_affinity.real_cpu_mask);
13390 else
13391 n_usr_ctxts = num_user_contexts;
13392
13393
13394
13395 if (total_contexts + n_usr_ctxts > rcv_contexts) {
13396 dd_dev_err(dd,
13397 "Reducing # user receive contexts to: %d, from %u\n",
13398 rcv_contexts - total_contexts,
13399 n_usr_ctxts);
13400
13401 n_usr_ctxts = rcv_contexts - total_contexts;
13402 }
13403
13404
13405
13406
13407
13408
13409
13410
13411
13412
13413
13414
13415
13416 rmt_count = qos_rmt_entries(dd, NULL, NULL) + (num_vnic_contexts * 2);
13417 if (HFI1_CAP_IS_KSET(TID_RDMA))
13418 rmt_count += num_kernel_contexts - 1;
13419 if (rmt_count + n_usr_ctxts > NUM_MAP_ENTRIES) {
13420 user_rmt_reduced = NUM_MAP_ENTRIES - rmt_count;
13421 dd_dev_err(dd,
13422 "RMT size is reducing the number of user receive contexts from %u to %d\n",
13423 n_usr_ctxts,
13424 user_rmt_reduced);
13425
13426 n_usr_ctxts = user_rmt_reduced;
13427 }
13428
13429 total_contexts += n_usr_ctxts;
13430
13431
13432 dd->num_rcv_contexts = total_contexts;
13433 dd->n_krcv_queues = num_kernel_contexts;
13434 dd->first_dyn_alloc_ctxt = num_kernel_contexts;
13435 dd->num_vnic_contexts = num_vnic_contexts;
13436 dd->num_user_contexts = n_usr_ctxts;
13437 dd->freectxts = n_usr_ctxts;
13438 dd_dev_info(dd,
13439 "rcv contexts: chip %d, used %d (kernel %d, vnic %u, user %u)\n",
13440 rcv_contexts,
13441 (int)dd->num_rcv_contexts,
13442 (int)dd->n_krcv_queues,
13443 dd->num_vnic_contexts,
13444 dd->num_user_contexts);
13445
13446
13447
13448
13449
13450
13451
13452
13453
13454
13455
13456
13457 dd->rcv_entries.group_size = RCV_INCREMENT;
13458 ngroups = chip_rcv_array_count(dd) / dd->rcv_entries.group_size;
13459 dd->rcv_entries.ngroups = ngroups / dd->num_rcv_contexts;
13460 dd->rcv_entries.nctxt_extra = ngroups -
13461 (dd->num_rcv_contexts * dd->rcv_entries.ngroups);
13462 dd_dev_info(dd, "RcvArray groups %u, ctxts extra %u\n",
13463 dd->rcv_entries.ngroups,
13464 dd->rcv_entries.nctxt_extra);
13465 if (dd->rcv_entries.ngroups * dd->rcv_entries.group_size >
13466 MAX_EAGER_ENTRIES * 2) {
13467 dd->rcv_entries.ngroups = (MAX_EAGER_ENTRIES * 2) /
13468 dd->rcv_entries.group_size;
13469 dd_dev_info(dd,
13470 "RcvArray group count too high, change to %u\n",
13471 dd->rcv_entries.ngroups);
13472 dd->rcv_entries.nctxt_extra = 0;
13473 }
13474
13475
13476
13477 ret = init_sc_pools_and_sizes(dd);
13478 if (ret >= 0) {
13479 dd->num_send_contexts = ret;
13480 dd_dev_info(
13481 dd,
13482 "send contexts: chip %d, used %d (kernel %d, ack %d, user %d, vl15 %d)\n",
13483 send_contexts,
13484 dd->num_send_contexts,
13485 dd->sc_sizes[SC_KERNEL].count,
13486 dd->sc_sizes[SC_ACK].count,
13487 dd->sc_sizes[SC_USER].count,
13488 dd->sc_sizes[SC_VL15].count);
13489 ret = 0;
13490 }
13491
13492 return ret;
13493}
13494
13495
13496
13497
13498
13499
13500static void set_partition_keys(struct hfi1_pportdata *ppd)
13501{
13502 struct hfi1_devdata *dd = ppd->dd;
13503 u64 reg = 0;
13504 int i;
13505
13506 dd_dev_info(dd, "Setting partition keys\n");
13507 for (i = 0; i < hfi1_get_npkeys(dd); i++) {
13508 reg |= (ppd->pkeys[i] &
13509 RCV_PARTITION_KEY_PARTITION_KEY_A_MASK) <<
13510 ((i % 4) *
13511 RCV_PARTITION_KEY_PARTITION_KEY_B_SHIFT);
13512
13513 if ((i % 4) == 3) {
13514 write_csr(dd, RCV_PARTITION_KEY +
13515 ((i - 3) * 2), reg);
13516 reg = 0;
13517 }
13518 }
13519
13520
13521 add_rcvctrl(dd, RCV_CTRL_RCV_PARTITION_KEY_ENABLE_SMASK);
13522}
13523
13524
13525
13526
13527
13528
13529
13530
13531
13532static void write_uninitialized_csrs_and_memories(struct hfi1_devdata *dd)
13533{
13534 int i, j;
13535
13536
13537 for (i = 0; i < CCE_NUM_INT_MAP_CSRS; i++)
13538 write_csr(dd, CCE_INT_MAP + (8 * i), 0);
13539
13540
13541 for (i = 0; i < chip_send_contexts(dd); i++)
13542 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_RETURN_ADDR, 0);
13543
13544
13545
13546
13547
13548
13549
13550
13551
13552
13553
13554 for (i = 0; i < chip_rcv_contexts(dd); i++) {
13555 write_kctxt_csr(dd, i, RCV_HDR_ADDR, 0);
13556 write_kctxt_csr(dd, i, RCV_HDR_TAIL_ADDR, 0);
13557 for (j = 0; j < RXE_NUM_TID_FLOWS; j++)
13558 write_uctxt_csr(dd, i, RCV_TID_FLOW_TABLE + (8 * j), 0);
13559 }
13560
13561
13562 for (i = 0; i < chip_rcv_array_count(dd); i++)
13563 hfi1_put_tid(dd, i, PT_INVALID_FLUSH, 0, 0);
13564
13565
13566 for (i = 0; i < 32; i++)
13567 write_csr(dd, RCV_QP_MAP_TABLE + (8 * i), 0);
13568}
13569
13570
13571
13572
13573static void clear_cce_status(struct hfi1_devdata *dd, u64 status_bits,
13574 u64 ctrl_bits)
13575{
13576 unsigned long timeout;
13577 u64 reg;
13578
13579
13580 reg = read_csr(dd, CCE_STATUS);
13581 if ((reg & status_bits) == 0)
13582 return;
13583
13584
13585 write_csr(dd, CCE_CTRL, ctrl_bits);
13586
13587
13588 timeout = jiffies + msecs_to_jiffies(CCE_STATUS_TIMEOUT);
13589 while (1) {
13590 reg = read_csr(dd, CCE_STATUS);
13591 if ((reg & status_bits) == 0)
13592 return;
13593 if (time_after(jiffies, timeout)) {
13594 dd_dev_err(dd,
13595 "Timeout waiting for CceStatus to clear bits 0x%llx, remaining 0x%llx\n",
13596 status_bits, reg & status_bits);
13597 return;
13598 }
13599 udelay(1);
13600 }
13601}
13602
13603
13604static void reset_cce_csrs(struct hfi1_devdata *dd)
13605{
13606 int i;
13607
13608
13609
13610
13611
13612 clear_cce_status(dd, ALL_FROZE, CCE_CTRL_SPC_UNFREEZE_SMASK);
13613 clear_cce_status(dd, ALL_TXE_PAUSE, CCE_CTRL_TXE_RESUME_SMASK);
13614 clear_cce_status(dd, ALL_RXE_PAUSE, CCE_CTRL_RXE_RESUME_SMASK);
13615 for (i = 0; i < CCE_NUM_SCRATCH; i++)
13616 write_csr(dd, CCE_SCRATCH + (8 * i), 0);
13617
13618 write_csr(dd, CCE_ERR_MASK, 0);
13619 write_csr(dd, CCE_ERR_CLEAR, ~0ull);
13620
13621 for (i = 0; i < CCE_NUM_32_BIT_COUNTERS; i++)
13622 write_csr(dd, CCE_COUNTER_ARRAY32 + (8 * i), 0);
13623 write_csr(dd, CCE_DC_CTRL, CCE_DC_CTRL_RESETCSR);
13624
13625 for (i = 0; i < CCE_NUM_MSIX_VECTORS; i++) {
13626 write_csr(dd, CCE_MSIX_TABLE_LOWER + (8 * i), 0);
13627 write_csr(dd, CCE_MSIX_TABLE_UPPER + (8 * i),
13628 CCE_MSIX_TABLE_UPPER_RESETCSR);
13629 }
13630 for (i = 0; i < CCE_NUM_MSIX_PBAS; i++) {
13631
13632 write_csr(dd, CCE_MSIX_INT_GRANTED, ~0ull);
13633 write_csr(dd, CCE_MSIX_VEC_CLR_WITHOUT_INT, ~0ull);
13634 }
13635 for (i = 0; i < CCE_NUM_INT_MAP_CSRS; i++)
13636 write_csr(dd, CCE_INT_MAP, 0);
13637 for (i = 0; i < CCE_NUM_INT_CSRS; i++) {
13638
13639 write_csr(dd, CCE_INT_MASK + (8 * i), 0);
13640 write_csr(dd, CCE_INT_CLEAR + (8 * i), ~0ull);
13641
13642
13643 }
13644 for (i = 0; i < CCE_NUM_32_BIT_INT_COUNTERS; i++)
13645 write_csr(dd, CCE_INT_COUNTER_ARRAY32 + (8 * i), 0);
13646}
13647
13648
13649static void reset_misc_csrs(struct hfi1_devdata *dd)
13650{
13651 int i;
13652
13653 for (i = 0; i < 32; i++) {
13654 write_csr(dd, MISC_CFG_RSA_R2 + (8 * i), 0);
13655 write_csr(dd, MISC_CFG_RSA_SIGNATURE + (8 * i), 0);
13656 write_csr(dd, MISC_CFG_RSA_MODULUS + (8 * i), 0);
13657 }
13658
13659
13660
13661
13662
13663 write_csr(dd, MISC_CFG_RSA_CMD, 1);
13664 write_csr(dd, MISC_CFG_RSA_MU, 0);
13665 write_csr(dd, MISC_CFG_FW_CTRL, 0);
13666
13667
13668
13669
13670
13671 write_csr(dd, MISC_ERR_MASK, 0);
13672 write_csr(dd, MISC_ERR_CLEAR, ~0ull);
13673
13674}
13675
13676
13677static void reset_txe_csrs(struct hfi1_devdata *dd)
13678{
13679 int i;
13680
13681
13682
13683
13684 write_csr(dd, SEND_CTRL, 0);
13685 __cm_reset(dd, 0);
13686
13687
13688
13689
13690 write_csr(dd, SEND_HIGH_PRIORITY_LIMIT, 0);
13691 pio_reset_all(dd);
13692
13693 write_csr(dd, SEND_PIO_ERR_MASK, 0);
13694 write_csr(dd, SEND_PIO_ERR_CLEAR, ~0ull);
13695
13696
13697 write_csr(dd, SEND_DMA_ERR_MASK, 0);
13698 write_csr(dd, SEND_DMA_ERR_CLEAR, ~0ull);
13699
13700
13701 write_csr(dd, SEND_EGRESS_ERR_MASK, 0);
13702 write_csr(dd, SEND_EGRESS_ERR_CLEAR, ~0ull);
13703
13704 write_csr(dd, SEND_BTH_QP, 0);
13705 write_csr(dd, SEND_STATIC_RATE_CONTROL, 0);
13706 write_csr(dd, SEND_SC2VLT0, 0);
13707 write_csr(dd, SEND_SC2VLT1, 0);
13708 write_csr(dd, SEND_SC2VLT2, 0);
13709 write_csr(dd, SEND_SC2VLT3, 0);
13710 write_csr(dd, SEND_LEN_CHECK0, 0);
13711 write_csr(dd, SEND_LEN_CHECK1, 0);
13712
13713 write_csr(dd, SEND_ERR_MASK, 0);
13714 write_csr(dd, SEND_ERR_CLEAR, ~0ull);
13715
13716 for (i = 0; i < VL_ARB_LOW_PRIO_TABLE_SIZE; i++)
13717 write_csr(dd, SEND_LOW_PRIORITY_LIST + (8 * i), 0);
13718 for (i = 0; i < VL_ARB_HIGH_PRIO_TABLE_SIZE; i++)
13719 write_csr(dd, SEND_HIGH_PRIORITY_LIST + (8 * i), 0);
13720 for (i = 0; i < chip_send_contexts(dd) / NUM_CONTEXTS_PER_SET; i++)
13721 write_csr(dd, SEND_CONTEXT_SET_CTRL + (8 * i), 0);
13722 for (i = 0; i < TXE_NUM_32_BIT_COUNTER; i++)
13723 write_csr(dd, SEND_COUNTER_ARRAY32 + (8 * i), 0);
13724 for (i = 0; i < TXE_NUM_64_BIT_COUNTER; i++)
13725 write_csr(dd, SEND_COUNTER_ARRAY64 + (8 * i), 0);
13726 write_csr(dd, SEND_CM_CTRL, SEND_CM_CTRL_RESETCSR);
13727 write_csr(dd, SEND_CM_GLOBAL_CREDIT, SEND_CM_GLOBAL_CREDIT_RESETCSR);
13728
13729 write_csr(dd, SEND_CM_TIMER_CTRL, 0);
13730 write_csr(dd, SEND_CM_LOCAL_AU_TABLE0_TO3, 0);
13731 write_csr(dd, SEND_CM_LOCAL_AU_TABLE4_TO7, 0);
13732 write_csr(dd, SEND_CM_REMOTE_AU_TABLE0_TO3, 0);
13733 write_csr(dd, SEND_CM_REMOTE_AU_TABLE4_TO7, 0);
13734 for (i = 0; i < TXE_NUM_DATA_VL; i++)
13735 write_csr(dd, SEND_CM_CREDIT_VL + (8 * i), 0);
13736 write_csr(dd, SEND_CM_CREDIT_VL15, 0);
13737
13738
13739
13740
13741 write_csr(dd, SEND_EGRESS_ERR_INFO, ~0ull);
13742
13743
13744
13745
13746
13747
13748 for (i = 0; i < chip_send_contexts(dd); i++) {
13749 write_kctxt_csr(dd, i, SEND_CTXT_CTRL, 0);
13750 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_CTRL, 0);
13751 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_RETURN_ADDR, 0);
13752 write_kctxt_csr(dd, i, SEND_CTXT_CREDIT_FORCE, 0);
13753 write_kctxt_csr(dd, i, SEND_CTXT_ERR_MASK, 0);
13754 write_kctxt_csr(dd, i, SEND_CTXT_ERR_CLEAR, ~0ull);
13755 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_ENABLE, 0);
13756 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_VL, 0);
13757 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_JOB_KEY, 0);
13758 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_PARTITION_KEY, 0);
13759 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_SLID, 0);
13760 write_kctxt_csr(dd, i, SEND_CTXT_CHECK_OPCODE, 0);
13761 }
13762
13763
13764
13765
13766 for (i = 0; i < chip_sdma_engines(dd); i++) {
13767 write_kctxt_csr(dd, i, SEND_DMA_CTRL, 0);
13768
13769 write_kctxt_csr(dd, i, SEND_DMA_BASE_ADDR, 0);
13770 write_kctxt_csr(dd, i, SEND_DMA_LEN_GEN, 0);
13771 write_kctxt_csr(dd, i, SEND_DMA_TAIL, 0);
13772
13773 write_kctxt_csr(dd, i, SEND_DMA_HEAD_ADDR, 0);
13774 write_kctxt_csr(dd, i, SEND_DMA_PRIORITY_THLD, 0);
13775
13776 write_kctxt_csr(dd, i, SEND_DMA_RELOAD_CNT, 0);
13777 write_kctxt_csr(dd, i, SEND_DMA_DESC_CNT, 0);
13778
13779
13780 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_MASK, 0);
13781 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_CLEAR, ~0ull);
13782
13783 write_kctxt_csr(dd, i, SEND_DMA_CHECK_ENABLE, 0);
13784 write_kctxt_csr(dd, i, SEND_DMA_CHECK_VL, 0);
13785 write_kctxt_csr(dd, i, SEND_DMA_CHECK_JOB_KEY, 0);
13786 write_kctxt_csr(dd, i, SEND_DMA_CHECK_PARTITION_KEY, 0);
13787 write_kctxt_csr(dd, i, SEND_DMA_CHECK_SLID, 0);
13788 write_kctxt_csr(dd, i, SEND_DMA_CHECK_OPCODE, 0);
13789 write_kctxt_csr(dd, i, SEND_DMA_MEMORY, 0);
13790 }
13791}
13792
13793
13794
13795
13796
13797static void init_rbufs(struct hfi1_devdata *dd)
13798{
13799 u64 reg;
13800 int count;
13801
13802
13803
13804
13805
13806 count = 0;
13807 while (1) {
13808 reg = read_csr(dd, RCV_STATUS);
13809 if ((reg & (RCV_STATUS_RX_RBUF_PKT_PENDING_SMASK
13810 | RCV_STATUS_RX_PKT_IN_PROGRESS_SMASK)) == 0)
13811 break;
13812
13813
13814
13815
13816
13817
13818
13819 if (count++ > 500) {
13820 dd_dev_err(dd,
13821 "%s: in-progress DMA not clearing: RcvStatus 0x%llx, continuing\n",
13822 __func__, reg);
13823 break;
13824 }
13825 udelay(2);
13826 }
13827
13828
13829 write_csr(dd, RCV_CTRL, RCV_CTRL_RX_RBUF_INIT_SMASK);
13830
13831
13832
13833
13834
13835
13836
13837 read_csr(dd, RCV_CTRL);
13838
13839
13840 count = 0;
13841 while (1) {
13842
13843 udelay(2);
13844 reg = read_csr(dd, RCV_STATUS);
13845 if (reg & (RCV_STATUS_RX_RBUF_INIT_DONE_SMASK))
13846 break;
13847
13848
13849 if (count++ > 50) {
13850 dd_dev_err(dd,
13851 "%s: RcvStatus.RxRbufInit not set, continuing\n",
13852 __func__);
13853 break;
13854 }
13855 }
13856}
13857
13858
13859static void reset_rxe_csrs(struct hfi1_devdata *dd)
13860{
13861 int i, j;
13862
13863
13864
13865
13866 write_csr(dd, RCV_CTRL, 0);
13867 init_rbufs(dd);
13868
13869
13870
13871
13872 write_csr(dd, RCV_BTH_QP, 0);
13873 write_csr(dd, RCV_MULTICAST, 0);
13874 write_csr(dd, RCV_BYPASS, 0);
13875 write_csr(dd, RCV_VL15, 0);
13876
13877 write_csr(dd, RCV_ERR_INFO,
13878 RCV_ERR_INFO_RCV_EXCESS_BUFFER_OVERRUN_SMASK);
13879
13880 write_csr(dd, RCV_ERR_MASK, 0);
13881 write_csr(dd, RCV_ERR_CLEAR, ~0ull);
13882
13883 for (i = 0; i < 32; i++)
13884 write_csr(dd, RCV_QP_MAP_TABLE + (8 * i), 0);
13885 for (i = 0; i < 4; i++)
13886 write_csr(dd, RCV_PARTITION_KEY + (8 * i), 0);
13887 for (i = 0; i < RXE_NUM_32_BIT_COUNTERS; i++)
13888 write_csr(dd, RCV_COUNTER_ARRAY32 + (8 * i), 0);
13889 for (i = 0; i < RXE_NUM_64_BIT_COUNTERS; i++)
13890 write_csr(dd, RCV_COUNTER_ARRAY64 + (8 * i), 0);
13891 for (i = 0; i < RXE_NUM_RSM_INSTANCES; i++)
13892 clear_rsm_rule(dd, i);
13893 for (i = 0; i < 32; i++)
13894 write_csr(dd, RCV_RSM_MAP_TABLE + (8 * i), 0);
13895
13896
13897
13898
13899 for (i = 0; i < chip_rcv_contexts(dd); i++) {
13900
13901 write_kctxt_csr(dd, i, RCV_CTXT_CTRL, 0);
13902
13903 write_kctxt_csr(dd, i, RCV_EGR_CTRL, 0);
13904 write_kctxt_csr(dd, i, RCV_TID_CTRL, 0);
13905 write_kctxt_csr(dd, i, RCV_KEY_CTRL, 0);
13906 write_kctxt_csr(dd, i, RCV_HDR_ADDR, 0);
13907 write_kctxt_csr(dd, i, RCV_HDR_CNT, 0);
13908 write_kctxt_csr(dd, i, RCV_HDR_ENT_SIZE, 0);
13909 write_kctxt_csr(dd, i, RCV_HDR_SIZE, 0);
13910 write_kctxt_csr(dd, i, RCV_HDR_TAIL_ADDR, 0);
13911 write_kctxt_csr(dd, i, RCV_AVAIL_TIME_OUT, 0);
13912 write_kctxt_csr(dd, i, RCV_HDR_OVFL_CNT, 0);
13913
13914
13915
13916 write_uctxt_csr(dd, i, RCV_HDR_HEAD, 0);
13917
13918 write_uctxt_csr(dd, i, RCV_EGR_INDEX_HEAD, 0);
13919
13920 for (j = 0; j < RXE_NUM_TID_FLOWS; j++) {
13921 write_uctxt_csr(dd, i,
13922 RCV_TID_FLOW_TABLE + (8 * j), 0);
13923 }
13924 }
13925}
13926
13927
13928
13929
13930
13931
13932
13933
13934
13935
13936
13937
13938static void init_sc2vl_tables(struct hfi1_devdata *dd)
13939{
13940 int i;
13941
13942
13943
13944 write_csr(dd, SEND_SC2VLT0, SC2VL_VAL(
13945 0,
13946 0, 0, 1, 1,
13947 2, 2, 3, 3,
13948 4, 4, 5, 5,
13949 6, 6, 7, 7));
13950 write_csr(dd, SEND_SC2VLT1, SC2VL_VAL(
13951 1,
13952 8, 0, 9, 0,
13953 10, 0, 11, 0,
13954 12, 0, 13, 0,
13955 14, 0, 15, 15));
13956 write_csr(dd, SEND_SC2VLT2, SC2VL_VAL(
13957 2,
13958 16, 0, 17, 0,
13959 18, 0, 19, 0,
13960 20, 0, 21, 0,
13961 22, 0, 23, 0));
13962 write_csr(dd, SEND_SC2VLT3, SC2VL_VAL(
13963 3,
13964 24, 0, 25, 0,
13965 26, 0, 27, 0,
13966 28, 0, 29, 0,
13967 30, 0, 31, 0));
13968
13969
13970 write_csr(dd, DCC_CFG_SC_VL_TABLE_15_0, DC_SC_VL_VAL(
13971 15_0,
13972 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7,
13973 8, 0, 9, 0, 10, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 15));
13974 write_csr(dd, DCC_CFG_SC_VL_TABLE_31_16, DC_SC_VL_VAL(
13975 31_16,
13976 16, 0, 17, 0, 18, 0, 19, 0, 20, 0, 21, 0, 22, 0, 23, 0,
13977 24, 0, 25, 0, 26, 0, 27, 0, 28, 0, 29, 0, 30, 0, 31, 0));
13978
13979
13980 for (i = 0; i < 32; i++) {
13981 if (i < 8 || i == 15)
13982 *((u8 *)(dd->sc2vl) + i) = (u8)i;
13983 else
13984 *((u8 *)(dd->sc2vl) + i) = 0;
13985 }
13986}
13987
13988
13989
13990
13991
13992
13993
13994
13995
13996
13997static int init_chip(struct hfi1_devdata *dd)
13998{
13999 int i;
14000 int ret = 0;
14001
14002
14003
14004
14005
14006
14007
14008
14009
14010
14011
14012
14013
14014 write_csr(dd, SEND_CTRL, 0);
14015 for (i = 0; i < chip_send_contexts(dd); i++)
14016 write_kctxt_csr(dd, i, SEND_CTXT_CTRL, 0);
14017 for (i = 0; i < chip_sdma_engines(dd); i++)
14018 write_kctxt_csr(dd, i, SEND_DMA_CTRL, 0);
14019
14020 write_csr(dd, RCV_CTRL, 0);
14021 for (i = 0; i < chip_rcv_contexts(dd); i++)
14022 write_csr(dd, RCV_CTXT_CTRL, 0);
14023
14024 for (i = 0; i < CCE_NUM_INT_CSRS; i++)
14025 write_csr(dd, CCE_INT_MASK + (8 * i), 0ull);
14026
14027
14028
14029
14030
14031
14032
14033 write_csr(dd, CCE_DC_CTRL, CCE_DC_CTRL_DC_RESET_SMASK);
14034 (void)read_csr(dd, CCE_DC_CTRL);
14035
14036 if (use_flr) {
14037
14038
14039
14040
14041
14042 dd_dev_info(dd, "Resetting CSRs with FLR\n");
14043
14044
14045 pcie_flr(dd->pcidev);
14046
14047
14048 ret = restore_pci_variables(dd);
14049 if (ret) {
14050 dd_dev_err(dd, "%s: Could not restore PCI variables\n",
14051 __func__);
14052 return ret;
14053 }
14054
14055 if (is_ax(dd)) {
14056 dd_dev_info(dd, "Resetting CSRs with FLR\n");
14057 pcie_flr(dd->pcidev);
14058 ret = restore_pci_variables(dd);
14059 if (ret) {
14060 dd_dev_err(dd, "%s: Could not restore PCI variables\n",
14061 __func__);
14062 return ret;
14063 }
14064 }
14065 } else {
14066 dd_dev_info(dd, "Resetting CSRs with writes\n");
14067 reset_cce_csrs(dd);
14068 reset_txe_csrs(dd);
14069 reset_rxe_csrs(dd);
14070 reset_misc_csrs(dd);
14071 }
14072
14073 write_csr(dd, CCE_DC_CTRL, 0);
14074
14075
14076 setextled(dd, 0);
14077
14078
14079
14080
14081
14082
14083
14084
14085
14086
14087
14088 write_csr(dd, ASIC_QSFP1_OUT, 0x1f);
14089 write_csr(dd, ASIC_QSFP2_OUT, 0x1f);
14090 init_chip_resources(dd);
14091 return ret;
14092}
14093
14094static void init_early_variables(struct hfi1_devdata *dd)
14095{
14096 int i;
14097
14098
14099 dd->vau = CM_VAU;
14100 dd->link_credits = CM_GLOBAL_CREDITS;
14101 if (is_ax(dd))
14102 dd->link_credits--;
14103 dd->vcu = cu_to_vcu(hfi1_cu);
14104
14105 dd->vl15_init = (8 * (2048 + 128)) / vau_to_au(dd->vau);
14106 if (dd->vl15_init > dd->link_credits)
14107 dd->vl15_init = dd->link_credits;
14108
14109 write_uninitialized_csrs_and_memories(dd);
14110
14111 if (HFI1_CAP_IS_KSET(PKEY_CHECK))
14112 for (i = 0; i < dd->num_pports; i++) {
14113 struct hfi1_pportdata *ppd = &dd->pport[i];
14114
14115 set_partition_keys(ppd);
14116 }
14117 init_sc2vl_tables(dd);
14118}
14119
14120static void init_kdeth_qp(struct hfi1_devdata *dd)
14121{
14122
14123 if (kdeth_qp != 0 && kdeth_qp >= 0xff) {
14124
14125 dd_dev_err(dd, "Invalid KDETH queue pair prefix, ignoring");
14126 kdeth_qp = 0;
14127 }
14128 if (kdeth_qp == 0)
14129 kdeth_qp = DEFAULT_KDETH_QP;
14130
14131 write_csr(dd, SEND_BTH_QP,
14132 (kdeth_qp & SEND_BTH_QP_KDETH_QP_MASK) <<
14133 SEND_BTH_QP_KDETH_QP_SHIFT);
14134
14135 write_csr(dd, RCV_BTH_QP,
14136 (kdeth_qp & RCV_BTH_QP_KDETH_QP_MASK) <<
14137 RCV_BTH_QP_KDETH_QP_SHIFT);
14138}
14139
14140
14141
14142
14143
14144
14145u8 hfi1_get_qp_map(struct hfi1_devdata *dd, u8 idx)
14146{
14147 u64 reg = read_csr(dd, RCV_QP_MAP_TABLE + (idx / 8) * 8);
14148
14149 reg >>= (idx % 8) * 8;
14150 return reg;
14151}
14152
14153
14154
14155
14156
14157
14158
14159
14160
14161
14162
14163
14164
14165
14166
14167
14168
14169
14170static void init_qpmap_table(struct hfi1_devdata *dd,
14171 u32 first_ctxt,
14172 u32 last_ctxt)
14173{
14174 u64 reg = 0;
14175 u64 regno = RCV_QP_MAP_TABLE;
14176 int i;
14177 u64 ctxt = first_ctxt;
14178
14179 for (i = 0; i < 256; i++) {
14180 reg |= ctxt << (8 * (i % 8));
14181 ctxt++;
14182 if (ctxt > last_ctxt)
14183 ctxt = first_ctxt;
14184 if (i % 8 == 7) {
14185 write_csr(dd, regno, reg);
14186 reg = 0;
14187 regno += 8;
14188 }
14189 }
14190
14191 add_rcvctrl(dd, RCV_CTRL_RCV_QP_MAP_ENABLE_SMASK
14192 | RCV_CTRL_RCV_BYPASS_ENABLE_SMASK);
14193}
14194
14195struct rsm_map_table {
14196 u64 map[NUM_MAP_REGS];
14197 unsigned int used;
14198};
14199
14200struct rsm_rule_data {
14201 u8 offset;
14202 u8 pkt_type;
14203 u32 field1_off;
14204 u32 field2_off;
14205 u32 index1_off;
14206 u32 index1_width;
14207 u32 index2_off;
14208 u32 index2_width;
14209 u32 mask1;
14210 u32 value1;
14211 u32 mask2;
14212 u32 value2;
14213};
14214
14215
14216
14217
14218
14219static struct rsm_map_table *alloc_rsm_map_table(struct hfi1_devdata *dd)
14220{
14221 struct rsm_map_table *rmt;
14222 u8 rxcontext = is_ax(dd) ? 0 : 0xff;
14223
14224 rmt = kmalloc(sizeof(*rmt), GFP_KERNEL);
14225 if (rmt) {
14226 memset(rmt->map, rxcontext, sizeof(rmt->map));
14227 rmt->used = 0;
14228 }
14229
14230 return rmt;
14231}
14232
14233
14234
14235
14236
14237static void complete_rsm_map_table(struct hfi1_devdata *dd,
14238 struct rsm_map_table *rmt)
14239{
14240 int i;
14241
14242 if (rmt) {
14243
14244 for (i = 0; i < NUM_MAP_REGS; i++)
14245 write_csr(dd, RCV_RSM_MAP_TABLE + (8 * i), rmt->map[i]);
14246
14247
14248 add_rcvctrl(dd, RCV_CTRL_RCV_RSM_ENABLE_SMASK);
14249 }
14250}
14251
14252
14253
14254
14255static void add_rsm_rule(struct hfi1_devdata *dd, u8 rule_index,
14256 struct rsm_rule_data *rrd)
14257{
14258 write_csr(dd, RCV_RSM_CFG + (8 * rule_index),
14259 (u64)rrd->offset << RCV_RSM_CFG_OFFSET_SHIFT |
14260 1ull << rule_index |
14261 (u64)rrd->pkt_type << RCV_RSM_CFG_PACKET_TYPE_SHIFT);
14262 write_csr(dd, RCV_RSM_SELECT + (8 * rule_index),
14263 (u64)rrd->field1_off << RCV_RSM_SELECT_FIELD1_OFFSET_SHIFT |
14264 (u64)rrd->field2_off << RCV_RSM_SELECT_FIELD2_OFFSET_SHIFT |
14265 (u64)rrd->index1_off << RCV_RSM_SELECT_INDEX1_OFFSET_SHIFT |
14266 (u64)rrd->index1_width << RCV_RSM_SELECT_INDEX1_WIDTH_SHIFT |
14267 (u64)rrd->index2_off << RCV_RSM_SELECT_INDEX2_OFFSET_SHIFT |
14268 (u64)rrd->index2_width << RCV_RSM_SELECT_INDEX2_WIDTH_SHIFT);
14269 write_csr(dd, RCV_RSM_MATCH + (8 * rule_index),
14270 (u64)rrd->mask1 << RCV_RSM_MATCH_MASK1_SHIFT |
14271 (u64)rrd->value1 << RCV_RSM_MATCH_VALUE1_SHIFT |
14272 (u64)rrd->mask2 << RCV_RSM_MATCH_MASK2_SHIFT |
14273 (u64)rrd->value2 << RCV_RSM_MATCH_VALUE2_SHIFT);
14274}
14275
14276
14277
14278
14279static void clear_rsm_rule(struct hfi1_devdata *dd, u8 rule_index)
14280{
14281 write_csr(dd, RCV_RSM_CFG + (8 * rule_index), 0);
14282 write_csr(dd, RCV_RSM_SELECT + (8 * rule_index), 0);
14283 write_csr(dd, RCV_RSM_MATCH + (8 * rule_index), 0);
14284}
14285
14286
14287static int qos_rmt_entries(struct hfi1_devdata *dd, unsigned int *mp,
14288 unsigned int *np)
14289{
14290 int i;
14291 unsigned int m, n;
14292 u8 max_by_vl = 0;
14293
14294
14295 if (dd->n_krcv_queues <= MIN_KERNEL_KCTXTS ||
14296 num_vls == 1 ||
14297 krcvqsset <= 1)
14298 goto no_qos;
14299
14300
14301 for (i = 0; i < min_t(unsigned int, num_vls, krcvqsset); i++)
14302 if (krcvqs[i] > max_by_vl)
14303 max_by_vl = krcvqs[i];
14304 if (max_by_vl > 32)
14305 goto no_qos;
14306 m = ilog2(__roundup_pow_of_two(max_by_vl));
14307
14308
14309 n = ilog2(__roundup_pow_of_two(num_vls));
14310
14311
14312 if ((m + n) > 7)
14313 goto no_qos;
14314
14315 if (mp)
14316 *mp = m;
14317 if (np)
14318 *np = n;
14319
14320 return 1 << (m + n);
14321
14322no_qos:
14323 if (mp)
14324 *mp = 0;
14325 if (np)
14326 *np = 0;
14327 return 0;
14328}
14329
14330
14331
14332
14333
14334
14335
14336
14337
14338
14339
14340
14341
14342
14343
14344static void init_qos(struct hfi1_devdata *dd, struct rsm_map_table *rmt)
14345{
14346 struct rsm_rule_data rrd;
14347 unsigned qpns_per_vl, ctxt, i, qpn, n = 1, m;
14348 unsigned int rmt_entries;
14349 u64 reg;
14350
14351 if (!rmt)
14352 goto bail;
14353 rmt_entries = qos_rmt_entries(dd, &m, &n);
14354 if (rmt_entries == 0)
14355 goto bail;
14356 qpns_per_vl = 1 << m;
14357
14358
14359 rmt_entries = 1 << (m + n);
14360 if (rmt->used + rmt_entries >= NUM_MAP_ENTRIES)
14361 goto bail;
14362
14363
14364 for (i = 0, ctxt = FIRST_KERNEL_KCTXT; i < num_vls; i++) {
14365 unsigned tctxt;
14366
14367 for (qpn = 0, tctxt = ctxt;
14368 krcvqs[i] && qpn < qpns_per_vl; qpn++) {
14369 unsigned idx, regoff, regidx;
14370
14371
14372 idx = rmt->used + ((qpn << n) ^ i);
14373 regoff = (idx % 8) * 8;
14374 regidx = idx / 8;
14375
14376 reg = rmt->map[regidx];
14377 reg &= ~(RCV_RSM_MAP_TABLE_RCV_CONTEXT_A_MASK
14378 << regoff);
14379 reg |= (u64)(tctxt++) << regoff;
14380 rmt->map[regidx] = reg;
14381 if (tctxt == ctxt + krcvqs[i])
14382 tctxt = ctxt;
14383 }
14384 ctxt += krcvqs[i];
14385 }
14386
14387 rrd.offset = rmt->used;
14388 rrd.pkt_type = 2;
14389 rrd.field1_off = LRH_BTH_MATCH_OFFSET;
14390 rrd.field2_off = LRH_SC_MATCH_OFFSET;
14391 rrd.index1_off = LRH_SC_SELECT_OFFSET;
14392 rrd.index1_width = n;
14393 rrd.index2_off = QPN_SELECT_OFFSET;
14394 rrd.index2_width = m + n;
14395 rrd.mask1 = LRH_BTH_MASK;
14396 rrd.value1 = LRH_BTH_VALUE;
14397 rrd.mask2 = LRH_SC_MASK;
14398 rrd.value2 = LRH_SC_VALUE;
14399
14400
14401 add_rsm_rule(dd, RSM_INS_VERBS, &rrd);
14402
14403
14404 rmt->used += rmt_entries;
14405
14406 init_qpmap_table(dd, HFI1_CTRL_CTXT, HFI1_CTRL_CTXT);
14407 dd->qos_shift = n + 1;
14408 return;
14409bail:
14410 dd->qos_shift = 1;
14411 init_qpmap_table(dd, FIRST_KERNEL_KCTXT, dd->n_krcv_queues - 1);
14412}
14413
14414static void init_fecn_handling(struct hfi1_devdata *dd,
14415 struct rsm_map_table *rmt)
14416{
14417 struct rsm_rule_data rrd;
14418 u64 reg;
14419 int i, idx, regoff, regidx, start;
14420 u8 offset;
14421 u32 total_cnt;
14422
14423 if (HFI1_CAP_IS_KSET(TID_RDMA))
14424
14425 start = 1;
14426 else
14427 start = dd->first_dyn_alloc_ctxt;
14428
14429 total_cnt = dd->num_rcv_contexts - start;
14430
14431
14432 if (rmt->used + total_cnt >= NUM_MAP_ENTRIES) {
14433 dd_dev_err(dd, "FECN handling disabled - too many contexts allocated\n");
14434 return;
14435 }
14436
14437
14438
14439
14440
14441
14442
14443
14444
14445
14446
14447 offset = (u8)(NUM_MAP_ENTRIES + rmt->used - start);
14448
14449 for (i = start, idx = rmt->used; i < dd->num_rcv_contexts;
14450 i++, idx++) {
14451
14452 regoff = (idx % 8) * 8;
14453 regidx = idx / 8;
14454 reg = rmt->map[regidx];
14455 reg &= ~(RCV_RSM_MAP_TABLE_RCV_CONTEXT_A_MASK << regoff);
14456 reg |= (u64)i << regoff;
14457 rmt->map[regidx] = reg;
14458 }
14459
14460
14461
14462
14463
14464
14465
14466
14467
14468
14469 rrd.offset = offset;
14470 rrd.pkt_type = 0;
14471 rrd.field1_off = 95;
14472 rrd.field2_off = 133;
14473 rrd.index1_off = 64;
14474 rrd.index1_width = 8;
14475 rrd.index2_off = 0;
14476 rrd.index2_width = 0;
14477 rrd.mask1 = 1;
14478 rrd.value1 = 1;
14479 rrd.mask2 = 1;
14480 rrd.value2 = 1;
14481
14482
14483 add_rsm_rule(dd, RSM_INS_FECN, &rrd);
14484
14485 rmt->used += total_cnt;
14486}
14487
14488
14489void hfi1_init_vnic_rsm(struct hfi1_devdata *dd)
14490{
14491 u8 i, j;
14492 u8 ctx_id = 0;
14493 u64 reg;
14494 u32 regoff;
14495 struct rsm_rule_data rrd;
14496
14497 if (hfi1_vnic_is_rsm_full(dd, NUM_VNIC_MAP_ENTRIES)) {
14498 dd_dev_err(dd, "Vnic RSM disabled, rmt entries used = %d\n",
14499 dd->vnic.rmt_start);
14500 return;
14501 }
14502
14503 dev_dbg(&(dd)->pcidev->dev, "Vnic rsm start = %d, end %d\n",
14504 dd->vnic.rmt_start,
14505 dd->vnic.rmt_start + NUM_VNIC_MAP_ENTRIES);
14506
14507
14508 regoff = RCV_RSM_MAP_TABLE + (dd->vnic.rmt_start / 8) * 8;
14509 reg = read_csr(dd, regoff);
14510 for (i = 0; i < NUM_VNIC_MAP_ENTRIES; i++) {
14511
14512 j = (dd->vnic.rmt_start + i) % 8;
14513 reg &= ~(0xffllu << (j * 8));
14514 reg |= (u64)dd->vnic.ctxt[ctx_id++]->ctxt << (j * 8);
14515
14516 ctx_id %= dd->vnic.num_ctxt;
14517
14518 if (j == 7 || ((i + 1) == NUM_VNIC_MAP_ENTRIES)) {
14519 dev_dbg(&(dd)->pcidev->dev,
14520 "Vnic rsm map reg[%d] =0x%llx\n",
14521 regoff - RCV_RSM_MAP_TABLE, reg);
14522
14523 write_csr(dd, regoff, reg);
14524 regoff += 8;
14525 if (i < (NUM_VNIC_MAP_ENTRIES - 1))
14526 reg = read_csr(dd, regoff);
14527 }
14528 }
14529
14530
14531 rrd.offset = dd->vnic.rmt_start;
14532 rrd.pkt_type = 4;
14533
14534 rrd.field1_off = L2_TYPE_MATCH_OFFSET;
14535 rrd.mask1 = L2_TYPE_MASK;
14536 rrd.value1 = L2_16B_VALUE;
14537
14538 rrd.field2_off = L4_TYPE_MATCH_OFFSET;
14539 rrd.mask2 = L4_16B_TYPE_MASK;
14540 rrd.value2 = L4_16B_ETH_VALUE;
14541
14542 rrd.index1_off = L4_16B_HDR_VESWID_OFFSET;
14543 rrd.index1_width = ilog2(NUM_VNIC_MAP_ENTRIES);
14544 rrd.index2_off = L2_16B_ENTROPY_OFFSET;
14545 rrd.index2_width = ilog2(NUM_VNIC_MAP_ENTRIES);
14546 add_rsm_rule(dd, RSM_INS_VNIC, &rrd);
14547
14548
14549 add_rcvctrl(dd, RCV_CTRL_RCV_RSM_ENABLE_SMASK);
14550}
14551
14552void hfi1_deinit_vnic_rsm(struct hfi1_devdata *dd)
14553{
14554 clear_rsm_rule(dd, RSM_INS_VNIC);
14555
14556
14557 if (dd->vnic.rmt_start == 0)
14558 clear_rcvctrl(dd, RCV_CTRL_RCV_RSM_ENABLE_SMASK);
14559}
14560
14561static int init_rxe(struct hfi1_devdata *dd)
14562{
14563 struct rsm_map_table *rmt;
14564 u64 val;
14565
14566
14567 write_csr(dd, RCV_ERR_MASK, ~0ull);
14568
14569 rmt = alloc_rsm_map_table(dd);
14570 if (!rmt)
14571 return -ENOMEM;
14572
14573
14574 init_qos(dd, rmt);
14575 init_fecn_handling(dd, rmt);
14576 complete_rsm_map_table(dd, rmt);
14577
14578 dd->vnic.rmt_start = rmt->used;
14579 kfree(rmt);
14580
14581
14582
14583
14584
14585
14586
14587
14588
14589
14590
14591
14592
14593
14594 val = read_csr(dd, RCV_BYPASS);
14595 val &= ~RCV_BYPASS_HDR_SIZE_SMASK;
14596 val |= ((4ull & RCV_BYPASS_HDR_SIZE_MASK) <<
14597 RCV_BYPASS_HDR_SIZE_SHIFT);
14598 write_csr(dd, RCV_BYPASS, val);
14599 return 0;
14600}
14601
14602static void init_other(struct hfi1_devdata *dd)
14603{
14604
14605 write_csr(dd, CCE_ERR_MASK, ~0ull);
14606
14607 write_csr(dd, MISC_ERR_MASK, DRIVER_MISC_MASK);
14608
14609 write_csr(dd, DCC_ERR_FLG_EN, ~0ull);
14610 write_csr(dd, DC_DC8051_ERR_EN, ~0ull);
14611}
14612
14613
14614
14615
14616
14617
14618
14619
14620
14621static void assign_cm_au_table(struct hfi1_devdata *dd, u32 cu,
14622 u32 csr0to3, u32 csr4to7)
14623{
14624 write_csr(dd, csr0to3,
14625 0ull << SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE0_SHIFT |
14626 1ull << SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE1_SHIFT |
14627 2ull * cu <<
14628 SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE2_SHIFT |
14629 4ull * cu <<
14630 SEND_CM_LOCAL_AU_TABLE0_TO3_LOCAL_AU_TABLE3_SHIFT);
14631 write_csr(dd, csr4to7,
14632 8ull * cu <<
14633 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE4_SHIFT |
14634 16ull * cu <<
14635 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE5_SHIFT |
14636 32ull * cu <<
14637 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE6_SHIFT |
14638 64ull * cu <<
14639 SEND_CM_LOCAL_AU_TABLE4_TO7_LOCAL_AU_TABLE7_SHIFT);
14640}
14641
14642static void assign_local_cm_au_table(struct hfi1_devdata *dd, u8 vcu)
14643{
14644 assign_cm_au_table(dd, vcu_to_cu(vcu), SEND_CM_LOCAL_AU_TABLE0_TO3,
14645 SEND_CM_LOCAL_AU_TABLE4_TO7);
14646}
14647
14648void assign_remote_cm_au_table(struct hfi1_devdata *dd, u8 vcu)
14649{
14650 assign_cm_au_table(dd, vcu_to_cu(vcu), SEND_CM_REMOTE_AU_TABLE0_TO3,
14651 SEND_CM_REMOTE_AU_TABLE4_TO7);
14652}
14653
14654static void init_txe(struct hfi1_devdata *dd)
14655{
14656 int i;
14657
14658
14659 write_csr(dd, SEND_PIO_ERR_MASK, ~0ull);
14660 write_csr(dd, SEND_DMA_ERR_MASK, ~0ull);
14661 write_csr(dd, SEND_ERR_MASK, ~0ull);
14662 write_csr(dd, SEND_EGRESS_ERR_MASK, ~0ull);
14663
14664
14665 for (i = 0; i < chip_send_contexts(dd); i++)
14666 write_kctxt_csr(dd, i, SEND_CTXT_ERR_MASK, ~0ull);
14667 for (i = 0; i < chip_sdma_engines(dd); i++)
14668 write_kctxt_csr(dd, i, SEND_DMA_ENG_ERR_MASK, ~0ull);
14669
14670
14671 assign_local_cm_au_table(dd, dd->vcu);
14672
14673
14674
14675
14676
14677 if (dd->icode != ICODE_FUNCTIONAL_SIMULATOR)
14678 write_csr(dd, SEND_CM_TIMER_CTRL, HFI1_CREDIT_RETURN_RATE);
14679}
14680
14681int hfi1_set_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd,
14682 u16 jkey)
14683{
14684 u8 hw_ctxt;
14685 u64 reg;
14686
14687 if (!rcd || !rcd->sc)
14688 return -EINVAL;
14689
14690 hw_ctxt = rcd->sc->hw_context;
14691 reg = SEND_CTXT_CHECK_JOB_KEY_MASK_SMASK |
14692 ((jkey & SEND_CTXT_CHECK_JOB_KEY_VALUE_MASK) <<
14693 SEND_CTXT_CHECK_JOB_KEY_VALUE_SHIFT);
14694
14695 if (HFI1_CAP_KGET_MASK(rcd->flags, ALLOW_PERM_JKEY))
14696 reg |= SEND_CTXT_CHECK_JOB_KEY_ALLOW_PERMISSIVE_SMASK;
14697 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_JOB_KEY, reg);
14698
14699
14700
14701 if (!is_ax(dd)) {
14702 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14703 reg |= SEND_CTXT_CHECK_ENABLE_CHECK_JOB_KEY_SMASK;
14704 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14705 }
14706
14707
14708 reg = RCV_KEY_CTRL_JOB_KEY_ENABLE_SMASK |
14709 ((jkey & RCV_KEY_CTRL_JOB_KEY_VALUE_MASK) <<
14710 RCV_KEY_CTRL_JOB_KEY_VALUE_SHIFT);
14711 write_kctxt_csr(dd, rcd->ctxt, RCV_KEY_CTRL, reg);
14712
14713 return 0;
14714}
14715
14716int hfi1_clear_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd)
14717{
14718 u8 hw_ctxt;
14719 u64 reg;
14720
14721 if (!rcd || !rcd->sc)
14722 return -EINVAL;
14723
14724 hw_ctxt = rcd->sc->hw_context;
14725 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_JOB_KEY, 0);
14726
14727
14728
14729
14730
14731 if (!is_ax(dd)) {
14732 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14733 reg &= ~SEND_CTXT_CHECK_ENABLE_CHECK_JOB_KEY_SMASK;
14734 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14735 }
14736
14737 write_kctxt_csr(dd, rcd->ctxt, RCV_KEY_CTRL, 0);
14738
14739 return 0;
14740}
14741
14742int hfi1_set_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd,
14743 u16 pkey)
14744{
14745 u8 hw_ctxt;
14746 u64 reg;
14747
14748 if (!rcd || !rcd->sc)
14749 return -EINVAL;
14750
14751 hw_ctxt = rcd->sc->hw_context;
14752 reg = ((u64)pkey & SEND_CTXT_CHECK_PARTITION_KEY_VALUE_MASK) <<
14753 SEND_CTXT_CHECK_PARTITION_KEY_VALUE_SHIFT;
14754 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_PARTITION_KEY, reg);
14755 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14756 reg |= SEND_CTXT_CHECK_ENABLE_CHECK_PARTITION_KEY_SMASK;
14757 reg &= ~SEND_CTXT_CHECK_ENABLE_DISALLOW_KDETH_PACKETS_SMASK;
14758 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14759
14760 return 0;
14761}
14762
14763int hfi1_clear_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt)
14764{
14765 u8 hw_ctxt;
14766 u64 reg;
14767
14768 if (!ctxt || !ctxt->sc)
14769 return -EINVAL;
14770
14771 hw_ctxt = ctxt->sc->hw_context;
14772 reg = read_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE);
14773 reg &= ~SEND_CTXT_CHECK_ENABLE_CHECK_PARTITION_KEY_SMASK;
14774 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_ENABLE, reg);
14775 write_kctxt_csr(dd, hw_ctxt, SEND_CTXT_CHECK_PARTITION_KEY, 0);
14776
14777 return 0;
14778}
14779
14780
14781
14782
14783
14784void hfi1_start_cleanup(struct hfi1_devdata *dd)
14785{
14786 aspm_exit(dd);
14787 free_cntrs(dd);
14788 free_rcverr(dd);
14789 finish_chip_resources(dd);
14790}
14791
14792#define HFI_BASE_GUID(dev) \
14793 ((dev)->base_guid & ~(1ULL << GUID_HFI_INDEX_SHIFT))
14794
14795
14796
14797
14798
14799
14800static int init_asic_data(struct hfi1_devdata *dd)
14801{
14802 unsigned long index;
14803 struct hfi1_devdata *peer;
14804 struct hfi1_asic_data *asic_data;
14805 int ret = 0;
14806
14807
14808 asic_data = kzalloc(sizeof(*dd->asic_data), GFP_KERNEL);
14809 if (!asic_data)
14810 return -ENOMEM;
14811
14812 xa_lock_irq(&hfi1_dev_table);
14813
14814 xa_for_each(&hfi1_dev_table, index, peer) {
14815 if ((HFI_BASE_GUID(dd) == HFI_BASE_GUID(peer)) &&
14816 dd->unit != peer->unit)
14817 break;
14818 }
14819
14820 if (peer) {
14821
14822 dd->asic_data = peer->asic_data;
14823 kfree(asic_data);
14824 } else {
14825 dd->asic_data = asic_data;
14826 mutex_init(&dd->asic_data->asic_resource_mutex);
14827 }
14828 dd->asic_data->dds[dd->hfi1_id] = dd;
14829 xa_unlock_irq(&hfi1_dev_table);
14830
14831
14832 if (!peer)
14833 ret = set_up_i2c(dd, dd->asic_data);
14834
14835 return ret;
14836}
14837
14838
14839
14840
14841
14842
14843
14844static int obtain_boardname(struct hfi1_devdata *dd)
14845{
14846
14847 const char generic[] =
14848 "Intel Omni-Path Host Fabric Interface Adapter 100 Series";
14849 unsigned long size;
14850 int ret;
14851
14852 ret = read_hfi1_efi_var(dd, "description", &size,
14853 (void **)&dd->boardname);
14854 if (ret) {
14855 dd_dev_info(dd, "Board description not found\n");
14856
14857 dd->boardname = kstrdup(generic, GFP_KERNEL);
14858 if (!dd->boardname)
14859 return -ENOMEM;
14860 }
14861 return 0;
14862}
14863
14864
14865
14866
14867
14868
14869
14870
14871
14872static int check_int_registers(struct hfi1_devdata *dd)
14873{
14874 u64 reg;
14875 u64 all_bits = ~(u64)0;
14876 u64 mask;
14877
14878
14879 mask = read_csr(dd, CCE_INT_MASK);
14880 write_csr(dd, CCE_INT_MASK, 0ull);
14881 reg = read_csr(dd, CCE_INT_MASK);
14882 if (reg)
14883 goto err_exit;
14884
14885
14886 write_csr(dd, CCE_INT_CLEAR, all_bits);
14887 reg = read_csr(dd, CCE_INT_STATUS);
14888 if (reg)
14889 goto err_exit;
14890
14891
14892 write_csr(dd, CCE_INT_FORCE, all_bits);
14893 reg = read_csr(dd, CCE_INT_STATUS);
14894 if (reg != all_bits)
14895 goto err_exit;
14896
14897
14898 write_csr(dd, CCE_INT_CLEAR, all_bits);
14899 write_csr(dd, CCE_INT_MASK, mask);
14900
14901 return 0;
14902err_exit:
14903 write_csr(dd, CCE_INT_MASK, mask);
14904 dd_dev_err(dd, "Interrupt registers not properly mapped by VMM\n");
14905 return -EINVAL;
14906}
14907
14908
14909
14910
14911
14912
14913
14914
14915
14916int hfi1_init_dd(struct hfi1_devdata *dd)
14917{
14918 struct pci_dev *pdev = dd->pcidev;
14919 struct hfi1_pportdata *ppd;
14920 u64 reg;
14921 int i, ret;
14922 static const char * const inames[] = {
14923 "RTL silicon",
14924 "RTL VCS simulation",
14925 "RTL FPGA emulation",
14926 "Functional simulator"
14927 };
14928 struct pci_dev *parent = pdev->bus->self;
14929 u32 sdma_engines = chip_sdma_engines(dd);
14930
14931 ppd = dd->pport;
14932 for (i = 0; i < dd->num_pports; i++, ppd++) {
14933 int vl;
14934
14935 hfi1_init_pportdata(pdev, ppd, dd, 0, 1);
14936
14937 ppd->link_width_supported =
14938 OPA_LINK_WIDTH_1X | OPA_LINK_WIDTH_2X |
14939 OPA_LINK_WIDTH_3X | OPA_LINK_WIDTH_4X;
14940 ppd->link_width_downgrade_supported =
14941 ppd->link_width_supported;
14942
14943 ppd->link_width_enabled = OPA_LINK_WIDTH_4X;
14944 ppd->link_width_downgrade_enabled =
14945 ppd->link_width_downgrade_supported;
14946
14947
14948
14949 if (num_vls < HFI1_MIN_VLS_SUPPORTED ||
14950 num_vls > HFI1_MAX_VLS_SUPPORTED) {
14951 dd_dev_err(dd, "Invalid num_vls %u, using %u VLs\n",
14952 num_vls, HFI1_MAX_VLS_SUPPORTED);
14953 num_vls = HFI1_MAX_VLS_SUPPORTED;
14954 }
14955 ppd->vls_supported = num_vls;
14956 ppd->vls_operational = ppd->vls_supported;
14957
14958 for (vl = 0; vl < num_vls; vl++)
14959 dd->vld[vl].mtu = hfi1_max_mtu;
14960 dd->vld[15].mtu = MAX_MAD_PACKET;
14961
14962
14963
14964
14965 ppd->overrun_threshold = 0x4;
14966 ppd->phy_error_threshold = 0xf;
14967 ppd->port_crc_mode_enabled = link_crc_mask;
14968
14969 ppd->port_ltp_crc_mode = cap_to_port_ltp(link_crc_mask) << 8;
14970
14971 ppd->port_ltp_crc_mode |= cap_to_port_ltp(link_crc_mask) << 4;
14972
14973 ppd->host_link_state = HLS_DN_OFFLINE;
14974 init_vl_arb_caches(ppd);
14975 }
14976
14977
14978
14979
14980
14981
14982 ret = hfi1_pcie_ddinit(dd, pdev);
14983 if (ret < 0)
14984 goto bail_free;
14985
14986
14987 ret = save_pci_variables(dd);
14988 if (ret < 0)
14989 goto bail_cleanup;
14990
14991 dd->majrev = (dd->revision >> CCE_REVISION_CHIP_REV_MAJOR_SHIFT)
14992 & CCE_REVISION_CHIP_REV_MAJOR_MASK;
14993 dd->minrev = (dd->revision >> CCE_REVISION_CHIP_REV_MINOR_SHIFT)
14994 & CCE_REVISION_CHIP_REV_MINOR_MASK;
14995
14996
14997
14998
14999
15000
15001 if (!parent) {
15002 ret = check_int_registers(dd);
15003 if (ret)
15004 goto bail_cleanup;
15005 }
15006
15007
15008
15009
15010
15011 reg = read_csr(dd, CCE_REVISION2);
15012 dd->hfi1_id = (reg >> CCE_REVISION2_HFI_ID_SHIFT)
15013 & CCE_REVISION2_HFI_ID_MASK;
15014
15015 dd->icode = reg >> CCE_REVISION2_IMPL_CODE_SHIFT;
15016 dd->irev = reg >> CCE_REVISION2_IMPL_REVISION_SHIFT;
15017 dd_dev_info(dd, "Implementation: %s, revision 0x%x\n",
15018 dd->icode < ARRAY_SIZE(inames) ?
15019 inames[dd->icode] : "unknown", (int)dd->irev);
15020
15021
15022 dd->pport->link_speed_supported = OPA_LINK_SPEED_25G;
15023
15024 dd->pport->link_speed_enabled = dd->pport->link_speed_supported;
15025
15026 dd->pport->link_speed_active = OPA_LINK_SPEED_25G;
15027
15028
15029 ppd = dd->pport;
15030 if (dd->icode == ICODE_FPGA_EMULATION && is_emulator_p(dd)) {
15031 ppd->link_width_supported =
15032 ppd->link_width_enabled =
15033 ppd->link_width_downgrade_supported =
15034 ppd->link_width_downgrade_enabled =
15035 OPA_LINK_WIDTH_1X;
15036 }
15037
15038 if (HFI1_CAP_IS_KSET(SDMA) && num_vls > sdma_engines) {
15039 dd_dev_err(dd, "num_vls %u too large, using %u VLs\n",
15040 num_vls, sdma_engines);
15041 num_vls = sdma_engines;
15042 ppd->vls_supported = sdma_engines;
15043 ppd->vls_operational = ppd->vls_supported;
15044 }
15045
15046
15047
15048
15049
15050
15051
15052
15053
15054 dd->rcv_intr_timeout_csr = ns_to_cclock(dd, rcv_intr_timeout) / 64;
15055 if (dd->rcv_intr_timeout_csr >
15056 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_MASK)
15057 dd->rcv_intr_timeout_csr =
15058 RCV_AVAIL_TIME_OUT_TIME_OUT_RELOAD_MASK;
15059 else if (dd->rcv_intr_timeout_csr == 0 && rcv_intr_timeout)
15060 dd->rcv_intr_timeout_csr = 1;
15061
15062
15063 read_guid(dd);
15064
15065
15066 ret = init_asic_data(dd);
15067 if (ret)
15068 goto bail_cleanup;
15069
15070
15071 ret = init_chip(dd);
15072 if (ret)
15073 goto bail_cleanup;
15074
15075
15076 ret = pcie_speeds(dd);
15077 if (ret)
15078 goto bail_cleanup;
15079
15080
15081 ret = eprom_init(dd);
15082 if (ret)
15083 goto bail_free_rcverr;
15084
15085
15086 get_platform_config(dd);
15087
15088
15089 ret = hfi1_firmware_init(dd);
15090 if (ret)
15091 goto bail_cleanup;
15092
15093
15094
15095
15096
15097
15098
15099
15100
15101
15102
15103
15104
15105 ret = do_pcie_gen3_transition(dd);
15106 if (ret)
15107 goto bail_cleanup;
15108
15109
15110
15111
15112
15113 tune_pcie_caps(dd);
15114
15115
15116 init_early_variables(dd);
15117
15118 parse_platform_config(dd);
15119
15120 ret = obtain_boardname(dd);
15121 if (ret)
15122 goto bail_cleanup;
15123
15124 snprintf(dd->boardversion, BOARD_VERS_MAX,
15125 "ChipABI %u.%u, ChipRev %u.%u, SW Compat %llu\n",
15126 HFI1_CHIP_VERS_MAJ, HFI1_CHIP_VERS_MIN,
15127 (u32)dd->majrev,
15128 (u32)dd->minrev,
15129 (dd->revision >> CCE_REVISION_SW_SHIFT)
15130 & CCE_REVISION_SW_MASK);
15131
15132 ret = set_up_context_variables(dd);
15133 if (ret)
15134 goto bail_cleanup;
15135
15136
15137 ret = init_rxe(dd);
15138 if (ret)
15139 goto bail_cleanup;
15140
15141
15142 init_txe(dd);
15143
15144 init_other(dd);
15145
15146 init_kdeth_qp(dd);
15147
15148 ret = hfi1_dev_affinity_init(dd);
15149 if (ret)
15150 goto bail_cleanup;
15151
15152
15153 ret = init_send_contexts(dd);
15154 if (ret)
15155 goto bail_cleanup;
15156
15157 ret = hfi1_create_kctxts(dd);
15158 if (ret)
15159 goto bail_cleanup;
15160
15161
15162
15163
15164
15165 aspm_init(dd);
15166
15167 ret = init_pervl_scs(dd);
15168 if (ret)
15169 goto bail_cleanup;
15170
15171
15172 for (i = 0; i < dd->num_pports; ++i) {
15173 ret = sdma_init(dd, i);
15174 if (ret)
15175 goto bail_cleanup;
15176 }
15177
15178
15179 ret = set_up_interrupts(dd);
15180 if (ret)
15181 goto bail_cleanup;
15182
15183 ret = hfi1_comp_vectors_set_up(dd);
15184 if (ret)
15185 goto bail_clear_intr;
15186
15187
15188 init_lcb_access(dd);
15189
15190
15191
15192
15193
15194
15195 snprintf(dd->serial, SERIAL_MAX, "0x%08llx\n",
15196 (dd->base_guid & 0xFFFFFF) |
15197 ((dd->base_guid >> 11) & 0xF000000));
15198
15199 dd->oui1 = dd->base_guid >> 56 & 0xFF;
15200 dd->oui2 = dd->base_guid >> 48 & 0xFF;
15201 dd->oui3 = dd->base_guid >> 40 & 0xFF;
15202
15203 ret = load_firmware(dd);
15204 if (ret)
15205 goto bail_clear_intr;
15206
15207 thermal_init(dd);
15208
15209 ret = init_cntrs(dd);
15210 if (ret)
15211 goto bail_clear_intr;
15212
15213 ret = init_rcverr(dd);
15214 if (ret)
15215 goto bail_free_cntrs;
15216
15217 init_completion(&dd->user_comp);
15218
15219
15220 atomic_set(&dd->user_refcount, 1);
15221
15222 goto bail;
15223
15224bail_free_rcverr:
15225 free_rcverr(dd);
15226bail_free_cntrs:
15227 free_cntrs(dd);
15228bail_clear_intr:
15229 hfi1_comp_vectors_clean_up(dd);
15230 msix_clean_up_interrupts(dd);
15231bail_cleanup:
15232 hfi1_pcie_ddcleanup(dd);
15233bail_free:
15234 hfi1_free_devdata(dd);
15235bail:
15236 return ret;
15237}
15238
15239static u16 delay_cycles(struct hfi1_pportdata *ppd, u32 desired_egress_rate,
15240 u32 dw_len)
15241{
15242 u32 delta_cycles;
15243 u32 current_egress_rate = ppd->current_egress_rate;
15244
15245
15246 if (desired_egress_rate == -1)
15247 return 0;
15248
15249 if (desired_egress_rate >= current_egress_rate)
15250 return 0;
15251
15252 delta_cycles = egress_cycles(dw_len * 4, desired_egress_rate) -
15253 egress_cycles(dw_len * 4, current_egress_rate);
15254
15255 return (u16)delta_cycles;
15256}
15257
15258
15259
15260
15261
15262
15263
15264
15265
15266
15267
15268
15269
15270
15271
15272u64 create_pbc(struct hfi1_pportdata *ppd, u64 flags, int srate_mbs, u32 vl,
15273 u32 dw_len)
15274{
15275 u64 pbc, delay = 0;
15276
15277 if (unlikely(srate_mbs))
15278 delay = delay_cycles(ppd, srate_mbs, dw_len);
15279
15280 pbc = flags
15281 | (delay << PBC_STATIC_RATE_CONTROL_COUNT_SHIFT)
15282 | ((u64)PBC_IHCRC_NONE << PBC_INSERT_HCRC_SHIFT)
15283 | (vl & PBC_VL_MASK) << PBC_VL_SHIFT
15284 | (dw_len & PBC_LENGTH_DWS_MASK)
15285 << PBC_LENGTH_DWS_SHIFT;
15286
15287 return pbc;
15288}
15289
15290#define SBUS_THERMAL 0x4f
15291#define SBUS_THERM_MONITOR_MODE 0x1
15292
15293#define THERM_FAILURE(dev, ret, reason) \
15294 dd_dev_err((dd), \
15295 "Thermal sensor initialization failed: %s (%d)\n", \
15296 (reason), (ret))
15297
15298
15299
15300
15301
15302
15303
15304
15305
15306
15307
15308static int thermal_init(struct hfi1_devdata *dd)
15309{
15310 int ret = 0;
15311
15312 if (dd->icode != ICODE_RTL_SILICON ||
15313 check_chip_resource(dd, CR_THERM_INIT, NULL))
15314 return ret;
15315
15316 ret = acquire_chip_resource(dd, CR_SBUS, SBUS_TIMEOUT);
15317 if (ret) {
15318 THERM_FAILURE(dd, ret, "Acquire SBus");
15319 return ret;
15320 }
15321
15322 dd_dev_info(dd, "Initializing thermal sensor\n");
15323
15324 write_csr(dd, ASIC_CFG_THERM_POLL_EN, 0x0);
15325 msleep(100);
15326
15327
15328 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x0,
15329 RESET_SBUS_RECEIVER, 0);
15330 if (ret) {
15331 THERM_FAILURE(dd, ret, "Bus Reset");
15332 goto done;
15333 }
15334
15335 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x0,
15336 WRITE_SBUS_RECEIVER, 0x1);
15337 if (ret) {
15338 THERM_FAILURE(dd, ret, "Therm Block Reset");
15339 goto done;
15340 }
15341
15342 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x1,
15343 WRITE_SBUS_RECEIVER, 0x32);
15344 if (ret) {
15345 THERM_FAILURE(dd, ret, "Write Clock Div");
15346 goto done;
15347 }
15348
15349 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x3,
15350 WRITE_SBUS_RECEIVER,
15351 SBUS_THERM_MONITOR_MODE);
15352 if (ret) {
15353 THERM_FAILURE(dd, ret, "Write Mode Sel");
15354 goto done;
15355 }
15356
15357 ret = sbus_request_slow(dd, SBUS_THERMAL, 0x0,
15358 WRITE_SBUS_RECEIVER, 0x2);
15359 if (ret) {
15360 THERM_FAILURE(dd, ret, "Write Reset Deassert");
15361 goto done;
15362 }
15363
15364 msleep(22);
15365
15366
15367 write_csr(dd, ASIC_CFG_THERM_POLL_EN, 0x1);
15368
15369
15370 ret = acquire_chip_resource(dd, CR_THERM_INIT, 0);
15371 if (ret)
15372 THERM_FAILURE(dd, ret, "Unable to set thermal init flag");
15373
15374done:
15375 release_chip_resource(dd, CR_SBUS);
15376 return ret;
15377}
15378
15379static void handle_temp_err(struct hfi1_devdata *dd)
15380{
15381 struct hfi1_pportdata *ppd = &dd->pport[0];
15382
15383
15384
15385
15386
15387 dd_dev_emerg(dd,
15388 "Critical temperature reached! Forcing device into freeze mode!\n");
15389 dd->flags |= HFI1_FORCED_FREEZE;
15390 start_freeze_handling(ppd, FREEZE_SELF | FREEZE_ABORT);
15391
15392
15393
15394
15395
15396
15397
15398
15399
15400
15401
15402 ppd->driver_link_ready = 0;
15403 ppd->link_enabled = 0;
15404 set_physical_link_state(dd, (OPA_LINKDOWN_REASON_SMA_DISABLED << 8) |
15405 PLS_OFFLINE);
15406
15407
15408
15409
15410 dc_shutdown(dd);
15411}
15412