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2024-01-04 1543e317f1da31b75942316931e8f491a8920811 
 kernel/drivers/scsi/hisi_sas/hisi_sas.h
....@@ -1,72 +1,95 @@
1
+/* SPDX-License-Identifier: GPL-2.0-or-later */
12 /*
23  * Copyright (c) 2015 Linaro Ltd.
34  * Copyright (c) 2015 Hisilicon Limited.
4
- *
5
- * This program is free software; you can redistribute it and/or modify
6
- * it under the terms of the GNU General Public License as published by
7
- * the Free Software Foundation; either version 2 of the License, or
8
- * (at your option) any later version.
9
- *
105  */
116 
127 #ifndef _HISI_SAS_H_
138 #define _HISI_SAS_H_
149 
1510 #include <linux/acpi.h>
11
+#include <linux/blk-mq.h>
12
+#include <linux/blk-mq-pci.h>
1613 #include <linux/clk.h>
14
+#include <linux/debugfs.h>
1715 #include <linux/dmapool.h>
1816 #include <linux/iopoll.h>
1917 #include <linux/lcm.h>
18
+#include <linux/libata.h>
2019 #include <linux/mfd/syscon.h>
2120 #include <linux/module.h>
2221 #include <linux/of_address.h>
2322 #include <linux/pci.h>
2423 #include <linux/platform_device.h>
24
+#include <linux/pm_runtime.h>
2525 #include <linux/property.h>
2626 #include <linux/regmap.h>
27
+#include <linux/timer.h>
2728 #include <scsi/sas_ata.h>
2829 #include <scsi/libsas.h>
2930 
3031 #define HISI_SAS_MAX_PHYS	9
3132 #define HISI_SAS_MAX_QUEUES	32
32
-#define HISI_SAS_QUEUE_SLOTS 512
33
+#define HISI_SAS_QUEUE_SLOTS	4096
3334 #define HISI_SAS_MAX_ITCT_ENTRIES 1024
3435 #define HISI_SAS_MAX_DEVICES HISI_SAS_MAX_ITCT_ENTRIES
3536 #define HISI_SAS_RESET_BIT	0
3637 #define HISI_SAS_REJECT_CMD_BIT	1
38
+#define HISI_SAS_PM_BIT		2
39
+#define HISI_SAS_MAX_COMMANDS (HISI_SAS_QUEUE_SLOTS)
40
+#define HISI_SAS_RESERVED_IPTT  96
41
+#define HISI_SAS_UNRESERVED_IPTT \
42
+	(HISI_SAS_MAX_COMMANDS - HISI_SAS_RESERVED_IPTT)
43
+
44
+#define HISI_SAS_IOST_ITCT_CACHE_NUM 64
45
+#define HISI_SAS_IOST_ITCT_CACHE_DW_SZ 10
3746 
3847 #define HISI_SAS_STATUS_BUF_SZ (sizeof(struct hisi_sas_status_buffer))
3948 #define HISI_SAS_COMMAND_TABLE_SZ (sizeof(union hisi_sas_command_table))
4049 
4150 #define hisi_sas_status_buf_addr(buf) \
42
-	(buf + offsetof(struct hisi_sas_slot_buf_table, status_buffer))
43
-#define hisi_sas_status_buf_addr_mem(slot) hisi_sas_status_buf_addr(slot->buf)
51
+	((buf) + offsetof(struct hisi_sas_slot_buf_table, status_buffer))
52
+#define hisi_sas_status_buf_addr_mem(slot) hisi_sas_status_buf_addr((slot)->buf)
4453 #define hisi_sas_status_buf_addr_dma(slot) \
45
-	hisi_sas_status_buf_addr(slot->buf_dma)
54
+	hisi_sas_status_buf_addr((slot)->buf_dma)
4655 
4756 #define hisi_sas_cmd_hdr_addr(buf) \
48
-	(buf + offsetof(struct hisi_sas_slot_buf_table, command_header))
49
-#define hisi_sas_cmd_hdr_addr_mem(slot) hisi_sas_cmd_hdr_addr(slot->buf)
50
-#define hisi_sas_cmd_hdr_addr_dma(slot) hisi_sas_cmd_hdr_addr(slot->buf_dma)
57
+	((buf) + offsetof(struct hisi_sas_slot_buf_table, command_header))
58
+#define hisi_sas_cmd_hdr_addr_mem(slot) hisi_sas_cmd_hdr_addr((slot)->buf)
59
+#define hisi_sas_cmd_hdr_addr_dma(slot) hisi_sas_cmd_hdr_addr((slot)->buf_dma)
5160 
5261 #define hisi_sas_sge_addr(buf) \
53
-	(buf + offsetof(struct hisi_sas_slot_buf_table, sge_page))
54
-#define hisi_sas_sge_addr_mem(slot) hisi_sas_sge_addr(slot->buf)
55
-#define hisi_sas_sge_addr_dma(slot) hisi_sas_sge_addr(slot->buf_dma)
62
+	((buf) + offsetof(struct hisi_sas_slot_buf_table, sge_page))
63
+#define hisi_sas_sge_addr_mem(slot) hisi_sas_sge_addr((slot)->buf)
64
+#define hisi_sas_sge_addr_dma(slot) hisi_sas_sge_addr((slot)->buf_dma)
65
+
66
+#define hisi_sas_sge_dif_addr(buf) \
67
+	((buf) + offsetof(struct hisi_sas_slot_dif_buf_table, sge_dif_page))
68
+#define hisi_sas_sge_dif_addr_mem(slot) hisi_sas_sge_dif_addr((slot)->buf)
69
+#define hisi_sas_sge_dif_addr_dma(slot) hisi_sas_sge_dif_addr((slot)->buf_dma)
5670 
5771 #define HISI_SAS_MAX_SSP_RESP_SZ (sizeof(struct ssp_frame_hdr) + 1024)
5872 #define HISI_SAS_MAX_SMP_RESP_SZ 1028
5973 #define HISI_SAS_MAX_STP_RESP_SZ 28
60
-
61
-#define DEV_IS_EXPANDER(type) \
62
-	((type == SAS_EDGE_EXPANDER_DEVICE) || \
63
-	(type == SAS_FANOUT_EXPANDER_DEVICE))
6474 
6575 #define HISI_SAS_SATA_PROTOCOL_NONDATA		0x1
6676 #define HISI_SAS_SATA_PROTOCOL_PIO			0x2
6777 #define HISI_SAS_SATA_PROTOCOL_DMA			0x4
6878 #define HISI_SAS_SATA_PROTOCOL_FPDMA		0x8
6979 #define HISI_SAS_SATA_PROTOCOL_ATAPI		0x10
80
+
81
+#define HISI_SAS_DIF_PROT_MASK (SHOST_DIF_TYPE1_PROTECTION | \
82
+				SHOST_DIF_TYPE2_PROTECTION | \
83
+				SHOST_DIF_TYPE3_PROTECTION)
84
+
85
+#define HISI_SAS_DIX_PROT_MASK (SHOST_DIX_TYPE1_PROTECTION | \
86
+				SHOST_DIX_TYPE2_PROTECTION | \
87
+				SHOST_DIX_TYPE3_PROTECTION)
88
+
89
+#define HISI_SAS_PROT_MASK (HISI_SAS_DIF_PROT_MASK | HISI_SAS_DIX_PROT_MASK)
90
+
91
+#define HISI_SAS_WAIT_PHYUP_TIMEOUT 20
92
+#define CLEAR_ITCT_TIMEOUT	20
7093 
7194 struct hisi_hba;
7295 
....@@ -76,8 +99,8 @@
7699 };
77100 
78101 enum dev_status {
102
+	HISI_SAS_DEV_INIT,
79103 	HISI_SAS_DEV_NORMAL,
80
-	HISI_SAS_DEV_EH,
81104 };
82105 
83106 enum {
....@@ -117,7 +140,6 @@
117140 
118141 #define HISI_SAS_DECLARE_RST_WORK_ON_STACK(r) \
119142 	DECLARE_COMPLETION_ONSTACK(c); \
120
-	DECLARE_WORK(w, hisi_sas_sync_rst_work_handler); \
121143 	struct hisi_sas_rst r = HISI_SAS_RST_WORK_INIT(r, c)
122144 
123145 enum hisi_sas_bit_err_type {
....@@ -138,6 +160,7 @@
138160 	struct asd_sas_phy	sas_phy;
139161 	struct sas_identify	identify;
140162 	struct completion *reset_completion;
163
+	struct timer_list timer;
141164 	spinlock_t lock;
142165 	u64		port_id; /* from hw */
143166 	u64		frame_rcvd_size;
....@@ -146,8 +169,11 @@
146169 	u8		in_reset;
147170 	u8		reserved[2];
148171 	u32		phy_type;
172
+	u32		code_violation_err_count;
149173 	enum sas_linkrate	minimum_linkrate;
150174 	enum sas_linkrate	maximum_linkrate;
175
+	int enable;
176
+	atomic_t down_cnt;
151177 };
152178 
153179 struct hisi_sas_port {
....@@ -158,9 +184,10 @@
158184 
159185 struct hisi_sas_cq {
160186 	struct hisi_hba *hisi_hba;
161
-	struct tasklet_struct tasklet;
187
+	const struct cpumask *irq_mask;
162188 	int	rd_point;
163189 	int	id;
190
+	int	irq_no;
164191 };
165192 
166193 struct hisi_sas_dq {
....@@ -178,9 +205,10 @@
178205 	struct hisi_sas_dq	*dq;
179206 	struct list_head	list;
180207 	enum sas_device_type	dev_type;
208
+	enum dev_status dev_status;
181209 	int device_id;
182210 	int sata_idx;
183
-	u8 dev_status;
211
+	spinlock_t lock; /* For protecting slots */
184212 };
185213 
186214 struct hisi_sas_tmf_task {
....@@ -196,12 +224,14 @@
196224 	struct sas_task *task;
197225 	struct hisi_sas_port	*port;
198226 	u64	n_elem;
227
+	u64	n_elem_dif;
199228 	int	dlvry_queue;
200229 	int	dlvry_queue_slot;
201230 	int	cmplt_queue;
202231 	int	cmplt_queue_slot;
203232 	int	abort;
204233 	int	ready;
234
+	int	device_id;
205235 	void	*cmd_hdr;
206236 	dma_addr_t cmd_hdr_dma;
207237 	struct timer_list internal_abort_timer;
....@@ -210,18 +240,84 @@
210240 	/* Do not reorder/change members after here */
211241 	void	*buf;
212242 	dma_addr_t buf_dma;
213
-	int	idx;
243
+	u16	idx;
244
+};
245
+
246
+#define HISI_SAS_DEBUGFS_REG(x) {#x, x}
247
+
248
+struct hisi_sas_debugfs_reg_lu {
249
+	char *name;
250
+	int off;
251
+};
252
+
253
+struct hisi_sas_debugfs_reg {
254
+	const struct hisi_sas_debugfs_reg_lu *lu;
255
+	int count;
256
+	int base_off;
257
+	union {
258
+		u32 (*read_global_reg)(struct hisi_hba *hisi_hba, u32 off);
259
+		u32 (*read_port_reg)(struct hisi_hba *hisi_hba, int port,
260
+				     u32 off);
261
+	};
262
+};
263
+
264
+struct hisi_sas_iost_itct_cache {
265
+	u32 data[HISI_SAS_IOST_ITCT_CACHE_DW_SZ];
266
+};
267
+
268
+enum hisi_sas_debugfs_reg_array_member {
269
+	DEBUGFS_GLOBAL = 0,
270
+	DEBUGFS_AXI,
271
+	DEBUGFS_RAS,
272
+	DEBUGFS_REGS_NUM
273
+};
274
+
275
+enum hisi_sas_debugfs_cache_type {
276
+	HISI_SAS_ITCT_CACHE,
277
+	HISI_SAS_IOST_CACHE,
278
+};
279
+
280
+enum hisi_sas_debugfs_bist_ffe_cfg {
281
+	FFE_SAS_1_5_GBPS,
282
+	FFE_SAS_3_0_GBPS,
283
+	FFE_SAS_6_0_GBPS,
284
+	FFE_SAS_12_0_GBPS,
285
+	FFE_RESV,
286
+	FFE_SATA_1_5_GBPS,
287
+	FFE_SATA_3_0_GBPS,
288
+	FFE_SATA_6_0_GBPS,
289
+	FFE_CFG_MAX
290
+};
291
+
292
+enum hisi_sas_debugfs_bist_fixed_code {
293
+	FIXED_CODE,
294
+	FIXED_CODE_1,
295
+	FIXED_CODE_MAX
296
+};
297
+
298
+enum {
299
+	HISI_SAS_BIST_CODE_MODE_PRBS7,
300
+	HISI_SAS_BIST_CODE_MODE_PRBS23,
301
+	HISI_SAS_BIST_CODE_MODE_PRBS31,
302
+	HISI_SAS_BIST_CODE_MODE_JTPAT,
303
+	HISI_SAS_BIST_CODE_MODE_CJTPAT,
304
+	HISI_SAS_BIST_CODE_MODE_SCRAMBED_0,
305
+	HISI_SAS_BIST_CODE_MODE_TRAIN,
306
+	HISI_SAS_BIST_CODE_MODE_TRAIN_DONE,
307
+	HISI_SAS_BIST_CODE_MODE_HFTP,
308
+	HISI_SAS_BIST_CODE_MODE_MFTP,
309
+	HISI_SAS_BIST_CODE_MODE_LFTP,
310
+	HISI_SAS_BIST_CODE_MODE_FIXED_DATA,
214311 };
215312 
216313 struct hisi_sas_hw {
217314 	int (*hw_init)(struct hisi_hba *hisi_hba);
218315 	void (*setup_itct)(struct hisi_hba *hisi_hba,
219316 			   struct hisi_sas_device *device);
220
-	int (*slot_index_alloc)(struct hisi_hba *hisi_hba, int *slot_idx,
317
+	int (*slot_index_alloc)(struct hisi_hba *hisi_hba,
221318 				struct domain_device *device);
222319 	struct hisi_sas_device *(*alloc_dev)(struct domain_device *device);
223320 	void (*sl_notify_ssp)(struct hisi_hba *hisi_hba, int phy_no);
224
-	int (*get_free_slot)(struct hisi_hba *hisi_hba, struct hisi_sas_dq *dq);
225321 	void (*start_delivery)(struct hisi_sas_dq *dq);
226322 	void (*prep_ssp)(struct hisi_hba *hisi_hba,
227323 			struct hisi_sas_slot *slot);
....@@ -232,8 +328,6 @@
232328 	void (*prep_abort)(struct hisi_hba *hisi_hba,
233329 			  struct hisi_sas_slot *slot,
234330 			  int device_id, int abort_flag, int tag_to_abort);
235
-	int (*slot_complete)(struct hisi_hba *hisi_hba,
236
-			     struct hisi_sas_slot *slot);
237331 	void (*phys_init)(struct hisi_hba *hisi_hba);
238332 	void (*phy_start)(struct hisi_hba *hisi_hba, int phy_no);
239333 	void (*phy_disable)(struct hisi_hba *hisi_hba, int phy_no);
....@@ -242,8 +336,8 @@
242336 	void (*phy_set_linkrate)(struct hisi_hba *hisi_hba, int phy_no,
243337 			struct sas_phy_linkrates *linkrates);
244338 	enum sas_linkrate (*phy_get_max_linkrate)(void);
245
-	void (*clear_itct)(struct hisi_hba *hisi_hba,
246
-			    struct hisi_sas_device *dev);
339
+	int (*clear_itct)(struct hisi_hba *hisi_hba,
340
+			  struct hisi_sas_device *dev);
247341 	void (*free_device)(struct hisi_sas_device *sas_dev);
248342 	int (*get_wideport_bitmap)(struct hisi_hba *hisi_hba, int port_id);
249343 	void (*dereg_device)(struct hisi_hba *hisi_hba,
....@@ -254,9 +348,55 @@
254348 				u8 reg_index, u8 reg_count, u8 *write_data);
255349 	void (*wait_cmds_complete_timeout)(struct hisi_hba *hisi_hba,
256350 					   int delay_ms, int timeout_ms);
257
-	int max_command_entries;
351
+	void (*snapshot_prepare)(struct hisi_hba *hisi_hba);
352
+	void (*snapshot_restore)(struct hisi_hba *hisi_hba);
353
+	int (*set_bist)(struct hisi_hba *hisi_hba, bool enable);
354
+	void (*read_iost_itct_cache)(struct hisi_hba *hisi_hba,
355
+				     enum hisi_sas_debugfs_cache_type type,
356
+				     u32 *cache);
258357 	int complete_hdr_size;
259358 	struct scsi_host_template *sht;
359
+
360
+	const struct hisi_sas_debugfs_reg *debugfs_reg_array[DEBUGFS_REGS_NUM];
361
+	const struct hisi_sas_debugfs_reg *debugfs_reg_port;
362
+};
363
+
364
+#define HISI_SAS_MAX_DEBUGFS_DUMP (50)
365
+
366
+struct hisi_sas_debugfs_cq {
367
+	struct hisi_sas_cq *cq;
368
+	void *complete_hdr;
369
+};
370
+
371
+struct hisi_sas_debugfs_dq {
372
+	struct hisi_sas_dq *dq;
373
+	struct hisi_sas_cmd_hdr *hdr;
374
+};
375
+
376
+struct hisi_sas_debugfs_regs {
377
+	struct hisi_hba *hisi_hba;
378
+	u32 *data;
379
+};
380
+
381
+struct hisi_sas_debugfs_port {
382
+	struct hisi_sas_phy *phy;
383
+	u32 *data;
384
+};
385
+
386
+struct hisi_sas_debugfs_iost {
387
+	struct hisi_sas_iost *iost;
388
+};
389
+
390
+struct hisi_sas_debugfs_itct {
391
+	struct hisi_sas_itct *itct;
392
+};
393
+
394
+struct hisi_sas_debugfs_iost_cache {
395
+	struct hisi_sas_iost_itct_cache *cache;
396
+};
397
+
398
+struct hisi_sas_debugfs_itct_cache {
399
+	struct hisi_sas_iost_itct_cache *cache;
260400 };
261401 
262402 struct hisi_hba {
....@@ -266,6 +406,8 @@
266406 	struct platform_device *platform_dev;
267407 	struct pci_dev *pci_dev;
268408 	struct device *dev;
409
+
410
+	int prot_mask;
269411 
270412 	void __iomem *regs;
271413 	void __iomem *sgpio_regs;
....@@ -320,7 +462,39 @@
320462 	const struct hisi_sas_hw *hw;	/* Low level hw interface */
321463 	unsigned long sata_dev_bitmap[BITS_TO_LONGS(HISI_SAS_MAX_DEVICES)];
322464 	struct work_struct rst_work;
465
+	struct work_struct debugfs_work;
323466 	u32 phy_state;
467
+	u32 intr_coal_ticks;	/* Time of interrupt coalesce in us */
468
+	u32 intr_coal_count;	/* Interrupt count to coalesce */
469
+
470
+	int cq_nvecs;
471
+
472
+	/* bist */
473
+	enum sas_linkrate debugfs_bist_linkrate;
474
+	int debugfs_bist_code_mode;
475
+	int debugfs_bist_phy_no;
476
+	int debugfs_bist_mode;
477
+	u32 debugfs_bist_cnt;
478
+	int debugfs_bist_enable;
479
+	u32 debugfs_bist_ffe[HISI_SAS_MAX_PHYS][FFE_CFG_MAX];
480
+	u32 debugfs_bist_fixed_code[FIXED_CODE_MAX];
481
+
482
+	/* debugfs memories */
483
+	/* Put Global AXI and RAS Register into register array */
484
+	struct hisi_sas_debugfs_regs debugfs_regs[HISI_SAS_MAX_DEBUGFS_DUMP][DEBUGFS_REGS_NUM];
485
+	struct hisi_sas_debugfs_port debugfs_port_reg[HISI_SAS_MAX_DEBUGFS_DUMP][HISI_SAS_MAX_PHYS];
486
+	struct hisi_sas_debugfs_cq debugfs_cq[HISI_SAS_MAX_DEBUGFS_DUMP][HISI_SAS_MAX_QUEUES];
487
+	struct hisi_sas_debugfs_dq debugfs_dq[HISI_SAS_MAX_DEBUGFS_DUMP][HISI_SAS_MAX_QUEUES];
488
+	struct hisi_sas_debugfs_iost debugfs_iost[HISI_SAS_MAX_DEBUGFS_DUMP];
489
+	struct hisi_sas_debugfs_itct debugfs_itct[HISI_SAS_MAX_DEBUGFS_DUMP];
490
+	struct hisi_sas_debugfs_iost_cache debugfs_iost_cache[HISI_SAS_MAX_DEBUGFS_DUMP];
491
+	struct hisi_sas_debugfs_itct_cache debugfs_itct_cache[HISI_SAS_MAX_DEBUGFS_DUMP];
492
+
493
+	u64 debugfs_timestamp[HISI_SAS_MAX_DEBUGFS_DUMP];
494
+	int debugfs_dump_index;
495
+	struct dentry *debugfs_dir;
496
+	struct dentry *debugfs_dump_dentry;
497
+	struct dentry *debugfs_bist_dentry;
324498 };
325499 
326500 /* Generic HW DMA host memory structures */
....@@ -414,9 +588,14 @@
414588 	u8	atapi_cdb[ATAPI_CDB_LEN];
415589 };
416590 
417
-#define HISI_SAS_SGE_PAGE_CNT SG_CHUNK_SIZE
591
+#define HISI_SAS_SGE_PAGE_CNT (124)
418592 struct hisi_sas_sge_page {
419593 	struct hisi_sas_sge sge[HISI_SAS_SGE_PAGE_CNT];
594
+}  __aligned(16);
595
+
596
+#define HISI_SAS_SGE_DIF_PAGE_CNT   HISI_SAS_SGE_PAGE_CNT
597
+struct hisi_sas_sge_dif_page {
598
+	struct hisi_sas_sge sge[HISI_SAS_SGE_DIF_PAGE_CNT];
420599 }  __aligned(16);
421600 
422601 struct hisi_sas_command_table_ssp {
....@@ -449,16 +628,25 @@
449628 	struct hisi_sas_sge_page sge_page;
450629 };
451630 
631
+struct hisi_sas_slot_dif_buf_table {
632
+	struct hisi_sas_slot_buf_table slot_buf;
633
+	struct hisi_sas_sge_dif_page sge_dif_page;
634
+};
635
+
452636 extern struct scsi_transport_template *hisi_sas_stt;
637
+
638
+extern bool hisi_sas_debugfs_enable;
639
+extern u32 hisi_sas_debugfs_dump_count;
640
+extern struct dentry *hisi_sas_debugfs_dir;
641
+
453642 extern void hisi_sas_stop_phys(struct hisi_hba *hisi_hba);
454
-extern int hisi_sas_alloc(struct hisi_hba *hisi_hba, struct Scsi_Host *shost);
643
+extern int hisi_sas_alloc(struct hisi_hba *hisi_hba);
455644 extern void hisi_sas_free(struct hisi_hba *hisi_hba);
456645 extern u8 hisi_sas_get_ata_protocol(struct host_to_dev_fis *fis,
457646 				int direction);
458647 extern struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port);
459648 extern void hisi_sas_sata_done(struct sas_task *task,
460649 			    struct hisi_sas_slot *slot);
461
-extern int hisi_sas_get_ncq_tag(struct sas_task *task, u32 *tag);
462650 extern int hisi_sas_get_fw_info(struct hisi_hba *hisi_hba);
463651 extern int hisi_sas_probe(struct platform_device *pdev,
464652 			  const struct hisi_sas_hw *ops);
....@@ -467,8 +655,9 @@
467655 extern int hisi_sas_slave_configure(struct scsi_device *sdev);
468656 extern int hisi_sas_scan_finished(struct Scsi_Host *shost, unsigned long time);
469657 extern void hisi_sas_scan_start(struct Scsi_Host *shost);
470
-extern struct device_attribute *host_attrs[];
471658 extern int hisi_sas_host_reset(struct Scsi_Host *shost, int reset_type);
659
+extern void hisi_sas_phy_enable(struct hisi_hba *hisi_hba, int phy_no,
660
+				int enable);
472661 extern void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy);
473662 extern void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba,
474663 				    struct sas_task *task,
....@@ -476,11 +665,15 @@
476665 extern void hisi_sas_init_mem(struct hisi_hba *hisi_hba);
477666 extern void hisi_sas_rst_work_handler(struct work_struct *work);
478667 extern void hisi_sas_sync_rst_work_handler(struct work_struct *work);
479
-extern void hisi_sas_kill_tasklets(struct hisi_hba *hisi_hba);
668
+extern void hisi_sas_sync_irqs(struct hisi_hba *hisi_hba);
669
+extern void hisi_sas_phy_oob_ready(struct hisi_hba *hisi_hba, int phy_no);
480670 extern bool hisi_sas_notify_phy_event(struct hisi_sas_phy *phy,
481671 				enum hisi_sas_phy_event event);
482672 extern void hisi_sas_release_tasks(struct hisi_hba *hisi_hba);
483673 extern u8 hisi_sas_get_prog_phy_linkrate_mask(enum sas_linkrate max);
484674 extern void hisi_sas_controller_reset_prepare(struct hisi_hba *hisi_hba);
485675 extern void hisi_sas_controller_reset_done(struct hisi_hba *hisi_hba);
676
+extern void hisi_sas_debugfs_init(struct hisi_hba *hisi_hba);
677
+extern void hisi_sas_debugfs_exit(struct hisi_hba *hisi_hba);
678
+extern void hisi_sas_debugfs_work_handler(struct work_struct *work);
486679 #endif