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7#ifndef _HISI_SAS_H_
8#define _HISI_SAS_H_
9
10#include <linux/acpi.h>
11#include <linux/blk-mq.h>
12#include <linux/blk-mq-pci.h>
13#include <linux/clk.h>
14#include <linux/debugfs.h>
15#include <linux/dmapool.h>
16#include <linux/iopoll.h>
17#include <linux/irq.h>
18#include <linux/lcm.h>
19#include <linux/libata.h>
20#include <linux/mfd/syscon.h>
21#include <linux/module.h>
22#include <linux/of_address.h>
23#include <linux/pci.h>
24#include <linux/platform_device.h>
25#include <linux/pm_runtime.h>
26#include <linux/property.h>
27#include <linux/regmap.h>
28#include <linux/timer.h>
29#include <scsi/sas_ata.h>
30#include <scsi/libsas.h>
31
32#define HISI_SAS_MAX_PHYS 9
33#define HISI_SAS_MAX_QUEUES 32
34#define HISI_SAS_QUEUE_SLOTS 4096
35#define HISI_SAS_MAX_ITCT_ENTRIES 1024
36#define HISI_SAS_MAX_DEVICES HISI_SAS_MAX_ITCT_ENTRIES
37#define HISI_SAS_RESET_BIT 0
38#define HISI_SAS_REJECT_CMD_BIT 1
39#define HISI_SAS_PM_BIT 2
40#define HISI_SAS_MAX_COMMANDS (HISI_SAS_QUEUE_SLOTS)
41#define HISI_SAS_RESERVED_IPTT 96
42#define HISI_SAS_UNRESERVED_IPTT \
43 (HISI_SAS_MAX_COMMANDS - HISI_SAS_RESERVED_IPTT)
44
45#define HISI_SAS_IOST_ITCT_CACHE_NUM 64
46#define HISI_SAS_IOST_ITCT_CACHE_DW_SZ 10
47
48#define HISI_SAS_STATUS_BUF_SZ (sizeof(struct hisi_sas_status_buffer))
49#define HISI_SAS_COMMAND_TABLE_SZ (sizeof(union hisi_sas_command_table))
50
51#define hisi_sas_status_buf_addr(buf) \
52 ((buf) + offsetof(struct hisi_sas_slot_buf_table, status_buffer))
53#define hisi_sas_status_buf_addr_mem(slot) hisi_sas_status_buf_addr((slot)->buf)
54#define hisi_sas_status_buf_addr_dma(slot) \
55 hisi_sas_status_buf_addr((slot)->buf_dma)
56
57#define hisi_sas_cmd_hdr_addr(buf) \
58 ((buf) + offsetof(struct hisi_sas_slot_buf_table, command_header))
59#define hisi_sas_cmd_hdr_addr_mem(slot) hisi_sas_cmd_hdr_addr((slot)->buf)
60#define hisi_sas_cmd_hdr_addr_dma(slot) hisi_sas_cmd_hdr_addr((slot)->buf_dma)
61
62#define hisi_sas_sge_addr(buf) \
63 ((buf) + offsetof(struct hisi_sas_slot_buf_table, sge_page))
64#define hisi_sas_sge_addr_mem(slot) hisi_sas_sge_addr((slot)->buf)
65#define hisi_sas_sge_addr_dma(slot) hisi_sas_sge_addr((slot)->buf_dma)
66
67#define hisi_sas_sge_dif_addr(buf) \
68 ((buf) + offsetof(struct hisi_sas_slot_dif_buf_table, sge_dif_page))
69#define hisi_sas_sge_dif_addr_mem(slot) hisi_sas_sge_dif_addr((slot)->buf)
70#define hisi_sas_sge_dif_addr_dma(slot) hisi_sas_sge_dif_addr((slot)->buf_dma)
71
72#define HISI_SAS_MAX_SSP_RESP_SZ (sizeof(struct ssp_frame_hdr) + 1024)
73#define HISI_SAS_MAX_SMP_RESP_SZ 1028
74#define HISI_SAS_MAX_STP_RESP_SZ 28
75
76#define HISI_SAS_SATA_PROTOCOL_NONDATA 0x1
77#define HISI_SAS_SATA_PROTOCOL_PIO 0x2
78#define HISI_SAS_SATA_PROTOCOL_DMA 0x4
79#define HISI_SAS_SATA_PROTOCOL_FPDMA 0x8
80#define HISI_SAS_SATA_PROTOCOL_ATAPI 0x10
81
82#define HISI_SAS_DIF_PROT_MASK (SHOST_DIF_TYPE1_PROTECTION | \
83 SHOST_DIF_TYPE2_PROTECTION | \
84 SHOST_DIF_TYPE3_PROTECTION)
85
86#define HISI_SAS_DIX_PROT_MASK (SHOST_DIX_TYPE1_PROTECTION | \
87 SHOST_DIX_TYPE2_PROTECTION | \
88 SHOST_DIX_TYPE3_PROTECTION)
89
90#define HISI_SAS_PROT_MASK (HISI_SAS_DIF_PROT_MASK | HISI_SAS_DIX_PROT_MASK)
91
92#define HISI_SAS_WAIT_PHYUP_TIMEOUT 20
93#define CLEAR_ITCT_TIMEOUT 20
94
95struct hisi_hba;
96
97enum {
98 PORT_TYPE_SAS = (1U << 1),
99 PORT_TYPE_SATA = (1U << 0),
100};
101
102enum dev_status {
103 HISI_SAS_DEV_INIT,
104 HISI_SAS_DEV_NORMAL,
105};
106
107enum {
108 HISI_SAS_INT_ABT_CMD = 0,
109 HISI_SAS_INT_ABT_DEV = 1,
110};
111
112enum hisi_sas_dev_type {
113 HISI_SAS_DEV_TYPE_STP = 0,
114 HISI_SAS_DEV_TYPE_SSP,
115 HISI_SAS_DEV_TYPE_SATA,
116};
117
118struct hisi_sas_hw_error {
119 u32 irq_msk;
120 u32 msk;
121 int shift;
122 const char *msg;
123 int reg;
124 const struct hisi_sas_hw_error *sub;
125};
126
127struct hisi_sas_rst {
128 struct hisi_hba *hisi_hba;
129 struct completion *completion;
130 struct work_struct work;
131 bool done;
132};
133
134#define HISI_SAS_RST_WORK_INIT(r, c) \
135 { .hisi_hba = hisi_hba, \
136 .completion = &c, \
137 .work = __WORK_INITIALIZER(r.work, \
138 hisi_sas_sync_rst_work_handler), \
139 .done = false, \
140 }
141
142#define HISI_SAS_DECLARE_RST_WORK_ON_STACK(r) \
143 DECLARE_COMPLETION_ONSTACK(c); \
144 struct hisi_sas_rst r = HISI_SAS_RST_WORK_INIT(r, c)
145
146enum hisi_sas_bit_err_type {
147 HISI_SAS_ERR_SINGLE_BIT_ECC = 0x0,
148 HISI_SAS_ERR_MULTI_BIT_ECC = 0x1,
149};
150
151enum hisi_sas_phy_event {
152 HISI_PHYE_PHY_UP = 0U,
153 HISI_PHYE_LINK_RESET,
154 HISI_PHYES_NUM,
155};
156
157struct hisi_sas_phy {
158 struct work_struct works[HISI_PHYES_NUM];
159 struct hisi_hba *hisi_hba;
160 struct hisi_sas_port *port;
161 struct asd_sas_phy sas_phy;
162 struct sas_identify identify;
163 struct completion *reset_completion;
164 struct timer_list timer;
165 spinlock_t lock;
166 u64 port_id;
167 u64 frame_rcvd_size;
168 u8 frame_rcvd[32];
169 u8 phy_attached;
170 u8 in_reset;
171 u8 reserved[2];
172 u32 phy_type;
173 u32 code_violation_err_count;
174 enum sas_linkrate minimum_linkrate;
175 enum sas_linkrate maximum_linkrate;
176 int enable;
177 atomic_t down_cnt;
178};
179
180struct hisi_sas_port {
181 struct asd_sas_port sas_port;
182 u8 port_attached;
183 u8 id;
184};
185
186struct hisi_sas_cq {
187 struct hisi_hba *hisi_hba;
188 const struct cpumask *irq_mask;
189 int rd_point;
190 int id;
191 int irq_no;
192};
193
194struct hisi_sas_dq {
195 struct hisi_hba *hisi_hba;
196 struct list_head list;
197 spinlock_t lock;
198 int wr_point;
199 int id;
200};
201
202struct hisi_sas_device {
203 struct hisi_hba *hisi_hba;
204 struct domain_device *sas_device;
205 struct completion *completion;
206 struct hisi_sas_dq *dq;
207 struct list_head list;
208 enum sas_device_type dev_type;
209 enum dev_status dev_status;
210 int device_id;
211 int sata_idx;
212 spinlock_t lock;
213};
214
215struct hisi_sas_tmf_task {
216 int force_phy;
217 int phy_id;
218 u8 tmf;
219 u16 tag_of_task_to_be_managed;
220};
221
222struct hisi_sas_slot {
223 struct list_head entry;
224 struct list_head delivery;
225 struct sas_task *task;
226 struct hisi_sas_port *port;
227 u64 n_elem;
228 u64 n_elem_dif;
229 int dlvry_queue;
230 int dlvry_queue_slot;
231 int cmplt_queue;
232 int cmplt_queue_slot;
233 int abort;
234 int ready;
235 int device_id;
236 void *cmd_hdr;
237 dma_addr_t cmd_hdr_dma;
238 struct timer_list internal_abort_timer;
239 bool is_internal;
240 struct hisi_sas_tmf_task *tmf;
241
242 void *buf;
243 dma_addr_t buf_dma;
244 u16 idx;
245};
246
247struct hisi_sas_iost_itct_cache {
248 u32 data[HISI_SAS_IOST_ITCT_CACHE_DW_SZ];
249};
250
251enum hisi_sas_debugfs_reg_array_member {
252 DEBUGFS_GLOBAL = 0,
253 DEBUGFS_AXI,
254 DEBUGFS_RAS,
255 DEBUGFS_REGS_NUM
256};
257
258enum hisi_sas_debugfs_cache_type {
259 HISI_SAS_ITCT_CACHE,
260 HISI_SAS_IOST_CACHE,
261};
262
263enum hisi_sas_debugfs_bist_ffe_cfg {
264 FFE_SAS_1_5_GBPS,
265 FFE_SAS_3_0_GBPS,
266 FFE_SAS_6_0_GBPS,
267 FFE_SAS_12_0_GBPS,
268 FFE_RESV,
269 FFE_SATA_1_5_GBPS,
270 FFE_SATA_3_0_GBPS,
271 FFE_SATA_6_0_GBPS,
272 FFE_CFG_MAX
273};
274
275enum hisi_sas_debugfs_bist_fixed_code {
276 FIXED_CODE,
277 FIXED_CODE_1,
278 FIXED_CODE_MAX
279};
280
281enum {
282 HISI_SAS_BIST_CODE_MODE_PRBS7,
283 HISI_SAS_BIST_CODE_MODE_PRBS23,
284 HISI_SAS_BIST_CODE_MODE_PRBS31,
285 HISI_SAS_BIST_CODE_MODE_JTPAT,
286 HISI_SAS_BIST_CODE_MODE_CJTPAT,
287 HISI_SAS_BIST_CODE_MODE_SCRAMBED_0,
288 HISI_SAS_BIST_CODE_MODE_TRAIN,
289 HISI_SAS_BIST_CODE_MODE_TRAIN_DONE,
290 HISI_SAS_BIST_CODE_MODE_HFTP,
291 HISI_SAS_BIST_CODE_MODE_MFTP,
292 HISI_SAS_BIST_CODE_MODE_LFTP,
293 HISI_SAS_BIST_CODE_MODE_FIXED_DATA,
294};
295
296struct hisi_sas_hw {
297 int (*hw_init)(struct hisi_hba *hisi_hba);
298 int (*interrupt_preinit)(struct hisi_hba *hisi_hba);
299 void (*setup_itct)(struct hisi_hba *hisi_hba,
300 struct hisi_sas_device *device);
301 int (*slot_index_alloc)(struct hisi_hba *hisi_hba,
302 struct domain_device *device);
303 struct hisi_sas_device *(*alloc_dev)(struct domain_device *device);
304 void (*sl_notify_ssp)(struct hisi_hba *hisi_hba, int phy_no);
305 void (*start_delivery)(struct hisi_sas_dq *dq);
306 void (*prep_ssp)(struct hisi_hba *hisi_hba,
307 struct hisi_sas_slot *slot);
308 void (*prep_smp)(struct hisi_hba *hisi_hba,
309 struct hisi_sas_slot *slot);
310 void (*prep_stp)(struct hisi_hba *hisi_hba,
311 struct hisi_sas_slot *slot);
312 void (*prep_abort)(struct hisi_hba *hisi_hba,
313 struct hisi_sas_slot *slot,
314 int device_id, int abort_flag, int tag_to_abort);
315 void (*phys_init)(struct hisi_hba *hisi_hba);
316 void (*phy_start)(struct hisi_hba *hisi_hba, int phy_no);
317 void (*phy_disable)(struct hisi_hba *hisi_hba, int phy_no);
318 void (*phy_hard_reset)(struct hisi_hba *hisi_hba, int phy_no);
319 void (*get_events)(struct hisi_hba *hisi_hba, int phy_no);
320 void (*phy_set_linkrate)(struct hisi_hba *hisi_hba, int phy_no,
321 struct sas_phy_linkrates *linkrates);
322 enum sas_linkrate (*phy_get_max_linkrate)(void);
323 int (*clear_itct)(struct hisi_hba *hisi_hba,
324 struct hisi_sas_device *dev);
325 void (*free_device)(struct hisi_sas_device *sas_dev);
326 int (*get_wideport_bitmap)(struct hisi_hba *hisi_hba, int port_id);
327 void (*dereg_device)(struct hisi_hba *hisi_hba,
328 struct domain_device *device);
329 int (*soft_reset)(struct hisi_hba *hisi_hba);
330 u32 (*get_phys_state)(struct hisi_hba *hisi_hba);
331 int (*write_gpio)(struct hisi_hba *hisi_hba, u8 reg_type,
332 u8 reg_index, u8 reg_count, u8 *write_data);
333 void (*wait_cmds_complete_timeout)(struct hisi_hba *hisi_hba,
334 int delay_ms, int timeout_ms);
335 void (*snapshot_prepare)(struct hisi_hba *hisi_hba);
336 void (*snapshot_restore)(struct hisi_hba *hisi_hba);
337 int complete_hdr_size;
338 struct scsi_host_template *sht;
339};
340
341#define HISI_SAS_MAX_DEBUGFS_DUMP (50)
342
343struct hisi_sas_debugfs_cq {
344 struct hisi_sas_cq *cq;
345 void *complete_hdr;
346};
347
348struct hisi_sas_debugfs_dq {
349 struct hisi_sas_dq *dq;
350 struct hisi_sas_cmd_hdr *hdr;
351};
352
353struct hisi_sas_debugfs_regs {
354 struct hisi_hba *hisi_hba;
355 u32 *data;
356};
357
358struct hisi_sas_debugfs_port {
359 struct hisi_sas_phy *phy;
360 u32 *data;
361};
362
363struct hisi_sas_debugfs_iost {
364 struct hisi_sas_iost *iost;
365};
366
367struct hisi_sas_debugfs_itct {
368 struct hisi_sas_itct *itct;
369};
370
371struct hisi_sas_debugfs_iost_cache {
372 struct hisi_sas_iost_itct_cache *cache;
373};
374
375struct hisi_sas_debugfs_itct_cache {
376 struct hisi_sas_iost_itct_cache *cache;
377};
378
379struct hisi_hba {
380
381 struct sas_ha_struct *p;
382
383 struct platform_device *platform_dev;
384 struct pci_dev *pci_dev;
385 struct device *dev;
386
387 int prot_mask;
388
389 void __iomem *regs;
390 void __iomem *sgpio_regs;
391 struct regmap *ctrl;
392 u32 ctrl_reset_reg;
393 u32 ctrl_reset_sts_reg;
394 u32 ctrl_clock_ena_reg;
395 u32 refclk_frequency_mhz;
396 u8 sas_addr[SAS_ADDR_SIZE];
397
398 int *irq_map;
399
400 int n_phy;
401 spinlock_t lock;
402 struct semaphore sem;
403
404 struct timer_list timer;
405 struct workqueue_struct *wq;
406
407 int slot_index_count;
408 int last_slot_index;
409 int last_dev_id;
410 unsigned long *slot_index_tags;
411 unsigned long reject_stp_links_msk;
412
413
414 struct sas_ha_struct sha;
415 struct Scsi_Host *shost;
416
417 struct hisi_sas_cq cq[HISI_SAS_MAX_QUEUES];
418 struct hisi_sas_dq dq[HISI_SAS_MAX_QUEUES];
419 struct hisi_sas_phy phy[HISI_SAS_MAX_PHYS];
420 struct hisi_sas_port port[HISI_SAS_MAX_PHYS];
421
422 int queue_count;
423
424 struct hisi_sas_device devices[HISI_SAS_MAX_DEVICES];
425 struct hisi_sas_cmd_hdr *cmd_hdr[HISI_SAS_MAX_QUEUES];
426 dma_addr_t cmd_hdr_dma[HISI_SAS_MAX_QUEUES];
427 void *complete_hdr[HISI_SAS_MAX_QUEUES];
428 dma_addr_t complete_hdr_dma[HISI_SAS_MAX_QUEUES];
429 struct hisi_sas_initial_fis *initial_fis;
430 dma_addr_t initial_fis_dma;
431 struct hisi_sas_itct *itct;
432 dma_addr_t itct_dma;
433 struct hisi_sas_iost *iost;
434 dma_addr_t iost_dma;
435 struct hisi_sas_breakpoint *breakpoint;
436 dma_addr_t breakpoint_dma;
437 struct hisi_sas_breakpoint *sata_breakpoint;
438 dma_addr_t sata_breakpoint_dma;
439 struct hisi_sas_slot *slot_info;
440 unsigned long flags;
441 const struct hisi_sas_hw *hw;
442 unsigned long sata_dev_bitmap[BITS_TO_LONGS(HISI_SAS_MAX_DEVICES)];
443 struct work_struct rst_work;
444 struct work_struct debugfs_work;
445 u32 phy_state;
446 u32 intr_coal_ticks;
447 u32 intr_coal_count;
448
449 int cq_nvecs;
450
451
452 enum sas_linkrate debugfs_bist_linkrate;
453 int debugfs_bist_code_mode;
454 int debugfs_bist_phy_no;
455 int debugfs_bist_mode;
456 u32 debugfs_bist_cnt;
457 int debugfs_bist_enable;
458 u32 debugfs_bist_ffe[HISI_SAS_MAX_PHYS][FFE_CFG_MAX];
459 u32 debugfs_bist_fixed_code[FIXED_CODE_MAX];
460
461
462
463 struct hisi_sas_debugfs_regs debugfs_regs[HISI_SAS_MAX_DEBUGFS_DUMP][DEBUGFS_REGS_NUM];
464 struct hisi_sas_debugfs_port debugfs_port_reg[HISI_SAS_MAX_DEBUGFS_DUMP][HISI_SAS_MAX_PHYS];
465 struct hisi_sas_debugfs_cq debugfs_cq[HISI_SAS_MAX_DEBUGFS_DUMP][HISI_SAS_MAX_QUEUES];
466 struct hisi_sas_debugfs_dq debugfs_dq[HISI_SAS_MAX_DEBUGFS_DUMP][HISI_SAS_MAX_QUEUES];
467 struct hisi_sas_debugfs_iost debugfs_iost[HISI_SAS_MAX_DEBUGFS_DUMP];
468 struct hisi_sas_debugfs_itct debugfs_itct[HISI_SAS_MAX_DEBUGFS_DUMP];
469 struct hisi_sas_debugfs_iost_cache debugfs_iost_cache[HISI_SAS_MAX_DEBUGFS_DUMP];
470 struct hisi_sas_debugfs_itct_cache debugfs_itct_cache[HISI_SAS_MAX_DEBUGFS_DUMP];
471
472 u64 debugfs_timestamp[HISI_SAS_MAX_DEBUGFS_DUMP];
473 int debugfs_dump_index;
474 struct dentry *debugfs_dir;
475 struct dentry *debugfs_dump_dentry;
476 struct dentry *debugfs_bist_dentry;
477};
478
479
480
481struct hisi_sas_cmd_hdr {
482
483 __le32 dw0;
484
485
486 __le32 dw1;
487
488
489 __le32 dw2;
490
491
492 __le32 transfer_tags;
493
494
495 __le32 data_transfer_len;
496
497
498 __le32 first_burst_num;
499
500
501 __le32 sg_len;
502
503
504 __le32 dw7;
505
506
507 __le64 cmd_table_addr;
508
509
510 __le64 sts_buffer_addr;
511
512
513 __le64 prd_table_addr;
514
515
516 __le64 dif_prd_table_addr;
517};
518
519struct hisi_sas_itct {
520 __le64 qw0;
521 __le64 sas_addr;
522 __le64 qw2;
523 __le64 qw3;
524 __le64 qw4_15[12];
525};
526
527struct hisi_sas_iost {
528 __le64 qw0;
529 __le64 qw1;
530 __le64 qw2;
531 __le64 qw3;
532};
533
534struct hisi_sas_err_record {
535 u32 data[4];
536};
537
538struct hisi_sas_initial_fis {
539 struct hisi_sas_err_record err_record;
540 struct dev_to_host_fis fis;
541 u32 rsvd[3];
542};
543
544struct hisi_sas_breakpoint {
545 u8 data[128];
546};
547
548struct hisi_sas_sata_breakpoint {
549 struct hisi_sas_breakpoint tag[32];
550};
551
552struct hisi_sas_sge {
553 __le64 addr;
554 __le32 page_ctrl_0;
555 __le32 page_ctrl_1;
556 __le32 data_len;
557 __le32 data_off;
558};
559
560struct hisi_sas_command_table_smp {
561 u8 bytes[44];
562};
563
564struct hisi_sas_command_table_stp {
565 struct host_to_dev_fis command_fis;
566 u8 dummy[12];
567 u8 atapi_cdb[ATAPI_CDB_LEN];
568};
569
570#define HISI_SAS_SGE_PAGE_CNT (124)
571struct hisi_sas_sge_page {
572 struct hisi_sas_sge sge[HISI_SAS_SGE_PAGE_CNT];
573} __aligned(16);
574
575#define HISI_SAS_SGE_DIF_PAGE_CNT HISI_SAS_SGE_PAGE_CNT
576struct hisi_sas_sge_dif_page {
577 struct hisi_sas_sge sge[HISI_SAS_SGE_DIF_PAGE_CNT];
578} __aligned(16);
579
580struct hisi_sas_command_table_ssp {
581 struct ssp_frame_hdr hdr;
582 union {
583 struct {
584 struct ssp_command_iu task;
585 u32 prot[7];
586 };
587 struct ssp_tmf_iu ssp_task;
588 struct xfer_rdy_iu xfer_rdy;
589 struct ssp_response_iu ssp_res;
590 } u;
591};
592
593union hisi_sas_command_table {
594 struct hisi_sas_command_table_ssp ssp;
595 struct hisi_sas_command_table_smp smp;
596 struct hisi_sas_command_table_stp stp;
597} __aligned(16);
598
599struct hisi_sas_status_buffer {
600 struct hisi_sas_err_record err;
601 u8 iu[1024];
602} __aligned(16);
603
604struct hisi_sas_slot_buf_table {
605 struct hisi_sas_status_buffer status_buffer;
606 union hisi_sas_command_table command_header;
607 struct hisi_sas_sge_page sge_page;
608};
609
610struct hisi_sas_slot_dif_buf_table {
611 struct hisi_sas_slot_buf_table slot_buf;
612 struct hisi_sas_sge_dif_page sge_dif_page;
613};
614
615extern struct scsi_transport_template *hisi_sas_stt;
616
617extern bool hisi_sas_debugfs_enable;
618extern u32 hisi_sas_debugfs_dump_count;
619extern struct dentry *hisi_sas_debugfs_dir;
620
621extern void hisi_sas_stop_phys(struct hisi_hba *hisi_hba);
622extern int hisi_sas_alloc(struct hisi_hba *hisi_hba);
623extern void hisi_sas_free(struct hisi_hba *hisi_hba);
624extern u8 hisi_sas_get_ata_protocol(struct host_to_dev_fis *fis,
625 int direction);
626extern struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port);
627extern void hisi_sas_sata_done(struct sas_task *task,
628 struct hisi_sas_slot *slot);
629extern int hisi_sas_get_fw_info(struct hisi_hba *hisi_hba);
630extern int hisi_sas_probe(struct platform_device *pdev,
631 const struct hisi_sas_hw *ops);
632extern int hisi_sas_remove(struct platform_device *pdev);
633
634extern int hisi_sas_slave_configure(struct scsi_device *sdev);
635extern int hisi_sas_scan_finished(struct Scsi_Host *shost, unsigned long time);
636extern void hisi_sas_scan_start(struct Scsi_Host *shost);
637extern int hisi_sas_host_reset(struct Scsi_Host *shost, int reset_type);
638extern void hisi_sas_phy_enable(struct hisi_hba *hisi_hba, int phy_no,
639 int enable);
640extern void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy);
641extern void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba,
642 struct sas_task *task,
643 struct hisi_sas_slot *slot);
644extern void hisi_sas_init_mem(struct hisi_hba *hisi_hba);
645extern void hisi_sas_rst_work_handler(struct work_struct *work);
646extern void hisi_sas_sync_rst_work_handler(struct work_struct *work);
647extern void hisi_sas_sync_irqs(struct hisi_hba *hisi_hba);
648extern void hisi_sas_phy_oob_ready(struct hisi_hba *hisi_hba, int phy_no);
649extern bool hisi_sas_notify_phy_event(struct hisi_sas_phy *phy,
650 enum hisi_sas_phy_event event);
651extern void hisi_sas_release_tasks(struct hisi_hba *hisi_hba);
652extern u8 hisi_sas_get_prog_phy_linkrate_mask(enum sas_linkrate max);
653extern void hisi_sas_controller_reset_prepare(struct hisi_hba *hisi_hba);
654extern void hisi_sas_controller_reset_done(struct hisi_hba *hisi_hba);
655#endif
656