1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2/* QLogic qed NIC Driver
3 * Copyright (c) 2015 QLogic Corporation
4 * Copyright (c) 2019-2021 Marvell International Ltd.
5 */
6
7#include <linux/module.h>
8#include <linux/vmalloc.h>
9#include <linux/crc32.h>
10#include "qed.h"
11#include "qed_cxt.h"
12#include "qed_hsi.h"
13#include "qed_dbg_hsi.h"
14#include "qed_hw.h"
15#include "qed_mcp.h"
16#include "qed_reg_addr.h"
17
18/* Memory groups enum */
19enum mem_groups {
20	MEM_GROUP_PXP_MEM,
21	MEM_GROUP_DMAE_MEM,
22	MEM_GROUP_CM_MEM,
23	MEM_GROUP_QM_MEM,
24	MEM_GROUP_DORQ_MEM,
25	MEM_GROUP_BRB_RAM,
26	MEM_GROUP_BRB_MEM,
27	MEM_GROUP_PRS_MEM,
28	MEM_GROUP_SDM_MEM,
29	MEM_GROUP_PBUF,
30	MEM_GROUP_IOR,
31	MEM_GROUP_RAM,
32	MEM_GROUP_BTB_RAM,
33	MEM_GROUP_RDIF_CTX,
34	MEM_GROUP_TDIF_CTX,
35	MEM_GROUP_CFC_MEM,
36	MEM_GROUP_CONN_CFC_MEM,
37	MEM_GROUP_CAU_PI,
38	MEM_GROUP_CAU_MEM,
39	MEM_GROUP_CAU_MEM_EXT,
40	MEM_GROUP_PXP_ILT,
41	MEM_GROUP_MULD_MEM,
42	MEM_GROUP_BTB_MEM,
43	MEM_GROUP_IGU_MEM,
44	MEM_GROUP_IGU_MSIX,
45	MEM_GROUP_CAU_SB,
46	MEM_GROUP_BMB_RAM,
47	MEM_GROUP_BMB_MEM,
48	MEM_GROUP_TM_MEM,
49	MEM_GROUP_TASK_CFC_MEM,
50	MEM_GROUPS_NUM
51};
52
53/* Memory groups names */
54static const char * const s_mem_group_names[] = {
55	"PXP_MEM",
56	"DMAE_MEM",
57	"CM_MEM",
58	"QM_MEM",
59	"DORQ_MEM",
60	"BRB_RAM",
61	"BRB_MEM",
62	"PRS_MEM",
63	"SDM_MEM",
64	"PBUF",
65	"IOR",
66	"RAM",
67	"BTB_RAM",
68	"RDIF_CTX",
69	"TDIF_CTX",
70	"CFC_MEM",
71	"CONN_CFC_MEM",
72	"CAU_PI",
73	"CAU_MEM",
74	"CAU_MEM_EXT",
75	"PXP_ILT",
76	"MULD_MEM",
77	"BTB_MEM",
78	"IGU_MEM",
79	"IGU_MSIX",
80	"CAU_SB",
81	"BMB_RAM",
82	"BMB_MEM",
83	"TM_MEM",
84	"TASK_CFC_MEM",
85};
86
87/* Idle check conditions */
88
89static u32 cond5(const u32 *r, const u32 *imm)
90{
91	return ((r[0] & imm[0]) != imm[1]) && ((r[1] & imm[2]) != imm[3]);
92}
93
94static u32 cond7(const u32 *r, const u32 *imm)
95{
96	return ((r[0] >> imm[0]) & imm[1]) != imm[2];
97}
98
99static u32 cond6(const u32 *r, const u32 *imm)
100{
101	return (r[0] & imm[0]) != imm[1];
102}
103
104static u32 cond9(const u32 *r, const u32 *imm)
105{
106	return ((r[0] & imm[0]) >> imm[1]) !=
107	    (((r[0] & imm[2]) >> imm[3]) | ((r[1] & imm[4]) << imm[5]));
108}
109
110static u32 cond10(const u32 *r, const u32 *imm)
111{
112	return ((r[0] & imm[0]) >> imm[1]) != (r[0] & imm[2]);
113}
114
115static u32 cond4(const u32 *r, const u32 *imm)
116{
117	return (r[0] & ~imm[0]) != imm[1];
118}
119
120static u32 cond0(const u32 *r, const u32 *imm)
121{
122	return (r[0] & ~r[1]) != imm[0];
123}
124
125static u32 cond14(const u32 *r, const u32 *imm)
126{
127	return (r[0] | imm[0]) != imm[1];
128}
129
130static u32 cond1(const u32 *r, const u32 *imm)
131{
132	return r[0] != imm[0];
133}
134
135static u32 cond11(const u32 *r, const u32 *imm)
136{
137	return r[0] != r[1] && r[2] == imm[0];
138}
139
140static u32 cond12(const u32 *r, const u32 *imm)
141{
142	return r[0] != r[1] && r[2] > imm[0];
143}
144
145static u32 cond3(const u32 *r, const u32 *imm)
146{
147	return r[0] != r[1];
148}
149
150static u32 cond13(const u32 *r, const u32 *imm)
151{
152	return r[0] & imm[0];
153}
154
155static u32 cond8(const u32 *r, const u32 *imm)
156{
157	return r[0] < (r[1] - imm[0]);
158}
159
160static u32 cond2(const u32 *r, const u32 *imm)
161{
162	return r[0] > imm[0];
163}
164
165/* Array of Idle Check conditions */
166static u32(*cond_arr[]) (const u32 *r, const u32 *imm) = {
167	cond0,
168	cond1,
169	cond2,
170	cond3,
171	cond4,
172	cond5,
173	cond6,
174	cond7,
175	cond8,
176	cond9,
177	cond10,
178	cond11,
179	cond12,
180	cond13,
181	cond14,
182};
183
184#define NUM_PHYS_BLOCKS 84
185
186#define NUM_DBG_RESET_REGS 8
187
188/******************************* Data Types **********************************/
189
190enum hw_types {
191	HW_TYPE_ASIC,
192	PLATFORM_RESERVED,
193	PLATFORM_RESERVED2,
194	PLATFORM_RESERVED3,
195	PLATFORM_RESERVED4,
196	MAX_HW_TYPES
197};
198
199/* CM context types */
200enum cm_ctx_types {
201	CM_CTX_CONN_AG,
202	CM_CTX_CONN_ST,
203	CM_CTX_TASK_AG,
204	CM_CTX_TASK_ST,
205	NUM_CM_CTX_TYPES
206};
207
208/* Debug bus frame modes */
209enum dbg_bus_frame_modes {
210	DBG_BUS_FRAME_MODE_4ST = 0,	/* 4 Storm dwords (no HW) */
211	DBG_BUS_FRAME_MODE_2ST_2HW = 1,	/* 2 Storm dwords, 2 HW dwords */
212	DBG_BUS_FRAME_MODE_1ST_3HW = 2,	/* 1 Storm dwords, 3 HW dwords */
213	DBG_BUS_FRAME_MODE_4HW = 3,	/* 4 HW dwords (no Storms) */
214	DBG_BUS_FRAME_MODE_8HW = 4,	/* 8 HW dwords (no Storms) */
215	DBG_BUS_NUM_FRAME_MODES
216};
217
218/* Debug bus SEMI frame modes */
219enum dbg_bus_semi_frame_modes {
220	DBG_BUS_SEMI_FRAME_MODE_4FAST = 0,	/* 4 fast dw */
221	DBG_BUS_SEMI_FRAME_MODE_2FAST_2SLOW = 1, /* 2 fast dw, 2 slow dw */
222	DBG_BUS_SEMI_FRAME_MODE_1FAST_3SLOW = 2, /* 1 fast dw,3 slow dw */
223	DBG_BUS_SEMI_FRAME_MODE_4SLOW = 3,	/* 4 slow dw */
224	DBG_BUS_SEMI_NUM_FRAME_MODES
225};
226
227/* Debug bus filter types */
228enum dbg_bus_filter_types {
229	DBG_BUS_FILTER_TYPE_OFF,	/* Filter always off */
230	DBG_BUS_FILTER_TYPE_PRE,	/* Filter before trigger only */
231	DBG_BUS_FILTER_TYPE_POST,	/* Filter after trigger only */
232	DBG_BUS_FILTER_TYPE_ON	/* Filter always on */
233};
234
235/* Debug bus pre-trigger recording types */
236enum dbg_bus_pre_trigger_types {
237	DBG_BUS_PRE_TRIGGER_FROM_ZERO,	/* Record from time 0 */
238	DBG_BUS_PRE_TRIGGER_NUM_CHUNKS,	/* Record some chunks before trigger */
239	DBG_BUS_PRE_TRIGGER_DROP	/* Drop data before trigger */
240};
241
242/* Debug bus post-trigger recording types */
243enum dbg_bus_post_trigger_types {
244	DBG_BUS_POST_TRIGGER_RECORD,	/* Start recording after trigger */
245	DBG_BUS_POST_TRIGGER_DROP	/* Drop data after trigger */
246};
247
248/* Debug bus other engine mode */
249enum dbg_bus_other_engine_modes {
250	DBG_BUS_OTHER_ENGINE_MODE_NONE,
251	DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_TX,
252	DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_RX,
253	DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_TX,
254	DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_RX
255};
256
257/* DBG block Framing mode definitions */
258struct framing_mode_defs {
259	u8 id;
260	u8 blocks_dword_mask;
261	u8 storms_dword_mask;
262	u8 semi_framing_mode_id;
263	u8 full_buf_thr;
264};
265
266/* Chip constant definitions */
267struct chip_defs {
268	const char *name;
269	u8 dwords_per_cycle;
270	u8 num_framing_modes;
271	u32 num_ilt_pages;
272	struct framing_mode_defs *framing_modes;
273};
274
275/* HW type constant definitions */
276struct hw_type_defs {
277	const char *name;
278	u32 delay_factor;
279	u32 dmae_thresh;
280	u32 log_thresh;
281};
282
283/* RBC reset definitions */
284struct rbc_reset_defs {
285	u32 reset_reg_addr;
286	u32 reset_val[MAX_CHIP_IDS];
287};
288
289/* Storm constant definitions.
290 * Addresses are in bytes, sizes are in quad-regs.
291 */
292struct storm_defs {
293	char letter;
294	enum block_id sem_block_id;
295	enum dbg_bus_clients dbg_client_id[MAX_CHIP_IDS];
296	bool has_vfc;
297	u32 sem_fast_mem_addr;
298	u32 sem_frame_mode_addr;
299	u32 sem_slow_enable_addr;
300	u32 sem_slow_mode_addr;
301	u32 sem_slow_mode1_conf_addr;
302	u32 sem_sync_dbg_empty_addr;
303	u32 sem_gpre_vect_addr;
304	u32 cm_ctx_wr_addr;
305	u32 cm_ctx_rd_addr[NUM_CM_CTX_TYPES];
306	u32 cm_ctx_lid_sizes[MAX_CHIP_IDS][NUM_CM_CTX_TYPES];
307};
308
309/* Debug Bus Constraint operation constant definitions */
310struct dbg_bus_constraint_op_defs {
311	u8 hw_op_val;
312	bool is_cyclic;
313};
314
315/* Storm Mode definitions */
316struct storm_mode_defs {
317	const char *name;
318	bool is_fast_dbg;
319	u8 id_in_hw;
320	u32 src_disable_reg_addr;
321	u32 src_enable_val;
322	bool exists[MAX_CHIP_IDS];
323};
324
325struct grc_param_defs {
326	u32 default_val[MAX_CHIP_IDS];
327	u32 min;
328	u32 max;
329	bool is_preset;
330	bool is_persistent;
331	u32 exclude_all_preset_val;
332	u32 crash_preset_val[MAX_CHIP_IDS];
333};
334
335/* Address is in 128b units. Width is in bits. */
336struct rss_mem_defs {
337	const char *mem_name;
338	const char *type_name;
339	u32 addr;
340	u32 entry_width;
341	u32 num_entries[MAX_CHIP_IDS];
342};
343
344struct vfc_ram_defs {
345	const char *mem_name;
346	const char *type_name;
347	u32 base_row;
348	u32 num_rows;
349};
350
351struct big_ram_defs {
352	const char *instance_name;
353	enum mem_groups mem_group_id;
354	enum mem_groups ram_mem_group_id;
355	enum dbg_grc_params grc_param;
356	u32 addr_reg_addr;
357	u32 data_reg_addr;
358	u32 is_256b_reg_addr;
359	u32 is_256b_bit_offset[MAX_CHIP_IDS];
360	u32 ram_size[MAX_CHIP_IDS]; /* In dwords */
361};
362
363struct phy_defs {
364	const char *phy_name;
365
366	/* PHY base GRC address */
367	u32 base_addr;
368
369	/* Relative address of indirect TBUS address register (bits 0..7) */
370	u32 tbus_addr_lo_addr;
371
372	/* Relative address of indirect TBUS address register (bits 8..10) */
373	u32 tbus_addr_hi_addr;
374
375	/* Relative address of indirect TBUS data register (bits 0..7) */
376	u32 tbus_data_lo_addr;
377
378	/* Relative address of indirect TBUS data register (bits 8..11) */
379	u32 tbus_data_hi_addr;
380};
381
382/* Split type definitions */
383struct split_type_defs {
384	const char *name;
385};
386
387/******************************** Constants **********************************/
388
389#define BYTES_IN_DWORD			sizeof(u32)
390/* In the macros below, size and offset are specified in bits */
391#define CEIL_DWORDS(size)		DIV_ROUND_UP(size, 32)
392#define FIELD_BIT_OFFSET(type, field)	type ## _ ## field ## _ ## OFFSET
393#define FIELD_BIT_SIZE(type, field)	type ## _ ## field ## _ ## SIZE
394#define FIELD_DWORD_OFFSET(type, field) \
395	 ((int)(FIELD_BIT_OFFSET(type, field) / 32))
396#define FIELD_DWORD_SHIFT(type, field)	(FIELD_BIT_OFFSET(type, field) % 32)
397#define FIELD_BIT_MASK(type, field) \
398	(((1 << FIELD_BIT_SIZE(type, field)) - 1) << \
399	 FIELD_DWORD_SHIFT(type, field))
400
401#define SET_VAR_FIELD(var, type, field, val) \
402	do { \
403		var[FIELD_DWORD_OFFSET(type, field)] &=	\
404		(~FIELD_BIT_MASK(type, field));	\
405		var[FIELD_DWORD_OFFSET(type, field)] |= \
406		(val) << FIELD_DWORD_SHIFT(type, field); \
407	} while (0)
408
409#define ARR_REG_WR(dev, ptt, addr, arr, arr_size) \
410	do { \
411		for (i = 0; i < (arr_size); i++) \
412			qed_wr(dev, ptt, addr,	(arr)[i]); \
413	} while (0)
414
415#define DWORDS_TO_BYTES(dwords)		((dwords) * BYTES_IN_DWORD)
416#define BYTES_TO_DWORDS(bytes)		((bytes) / BYTES_IN_DWORD)
417
418/* extra lines include a signature line + optional latency events line */
419#define NUM_EXTRA_DBG_LINES(block) \
420	(GET_FIELD((block)->flags, DBG_BLOCK_CHIP_HAS_LATENCY_EVENTS) ? 2 : 1)
421#define NUM_DBG_LINES(block) \
422	((block)->num_of_dbg_bus_lines + NUM_EXTRA_DBG_LINES(block))
423
424#define USE_DMAE			true
425#define PROTECT_WIDE_BUS		true
426
427#define RAM_LINES_TO_DWORDS(lines)	((lines) * 2)
428#define RAM_LINES_TO_BYTES(lines) \
429	DWORDS_TO_BYTES(RAM_LINES_TO_DWORDS(lines))
430
431#define REG_DUMP_LEN_SHIFT		24
432#define MEM_DUMP_ENTRY_SIZE_DWORDS \
433	BYTES_TO_DWORDS(sizeof(struct dbg_dump_mem))
434
435#define IDLE_CHK_RULE_SIZE_DWORDS \
436	BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_rule))
437
438#define IDLE_CHK_RESULT_HDR_DWORDS \
439	BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_result_hdr))
440
441#define IDLE_CHK_RESULT_REG_HDR_DWORDS \
442	BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_result_reg_hdr))
443
444#define PAGE_MEM_DESC_SIZE_DWORDS \
445	BYTES_TO_DWORDS(sizeof(struct phys_mem_desc))
446
447#define IDLE_CHK_MAX_ENTRIES_SIZE	32
448
449/* The sizes and offsets below are specified in bits */
450#define VFC_CAM_CMD_STRUCT_SIZE		64
451#define VFC_CAM_CMD_ROW_OFFSET		48
452#define VFC_CAM_CMD_ROW_SIZE		9
453#define VFC_CAM_ADDR_STRUCT_SIZE	16
454#define VFC_CAM_ADDR_OP_OFFSET		0
455#define VFC_CAM_ADDR_OP_SIZE		4
456#define VFC_CAM_RESP_STRUCT_SIZE	256
457#define VFC_RAM_ADDR_STRUCT_SIZE	16
458#define VFC_RAM_ADDR_OP_OFFSET		0
459#define VFC_RAM_ADDR_OP_SIZE		2
460#define VFC_RAM_ADDR_ROW_OFFSET		2
461#define VFC_RAM_ADDR_ROW_SIZE		10
462#define VFC_RAM_RESP_STRUCT_SIZE	256
463
464#define VFC_CAM_CMD_DWORDS		CEIL_DWORDS(VFC_CAM_CMD_STRUCT_SIZE)
465#define VFC_CAM_ADDR_DWORDS		CEIL_DWORDS(VFC_CAM_ADDR_STRUCT_SIZE)
466#define VFC_CAM_RESP_DWORDS		CEIL_DWORDS(VFC_CAM_RESP_STRUCT_SIZE)
467#define VFC_RAM_CMD_DWORDS		VFC_CAM_CMD_DWORDS
468#define VFC_RAM_ADDR_DWORDS		CEIL_DWORDS(VFC_RAM_ADDR_STRUCT_SIZE)
469#define VFC_RAM_RESP_DWORDS		CEIL_DWORDS(VFC_RAM_RESP_STRUCT_SIZE)
470
471#define NUM_VFC_RAM_TYPES		4
472
473#define VFC_CAM_NUM_ROWS		512
474
475#define VFC_OPCODE_CAM_RD		14
476#define VFC_OPCODE_RAM_RD		0
477
478#define NUM_RSS_MEM_TYPES		5
479
480#define NUM_BIG_RAM_TYPES		3
481#define BIG_RAM_NAME_LEN		3
482
483#define NUM_PHY_TBUS_ADDRESSES		2048
484#define PHY_DUMP_SIZE_DWORDS		(NUM_PHY_TBUS_ADDRESSES / 2)
485
486#define RESET_REG_UNRESET_OFFSET	4
487
488#define STALL_DELAY_MS			500
489
490#define STATIC_DEBUG_LINE_DWORDS	9
491
492#define NUM_COMMON_GLOBAL_PARAMS	10
493
494#define MAX_RECURSION_DEPTH		10
495
496#define FW_IMG_KUKU                     0
497#define FW_IMG_MAIN			1
498#define FW_IMG_L2B                      2
499
500#define REG_FIFO_ELEMENT_DWORDS		2
501#define REG_FIFO_DEPTH_ELEMENTS		32
502#define REG_FIFO_DEPTH_DWORDS \
503	(REG_FIFO_ELEMENT_DWORDS * REG_FIFO_DEPTH_ELEMENTS)
504
505#define IGU_FIFO_ELEMENT_DWORDS		4
506#define IGU_FIFO_DEPTH_ELEMENTS		64
507#define IGU_FIFO_DEPTH_DWORDS \
508	(IGU_FIFO_ELEMENT_DWORDS * IGU_FIFO_DEPTH_ELEMENTS)
509
510#define PROTECTION_OVERRIDE_ELEMENT_DWORDS	2
511#define PROTECTION_OVERRIDE_DEPTH_ELEMENTS	20
512#define PROTECTION_OVERRIDE_DEPTH_DWORDS \
513	(PROTECTION_OVERRIDE_DEPTH_ELEMENTS * \
514	 PROTECTION_OVERRIDE_ELEMENT_DWORDS)
515
516#define MCP_SPAD_TRACE_OFFSIZE_ADDR \
517	(MCP_REG_SCRATCH + \
518	 offsetof(struct static_init, sections[SPAD_SECTION_TRACE]))
519
520#define MAX_SW_PLTAFORM_STR_SIZE	64
521
522#define EMPTY_FW_VERSION_STR		"???_???_???_???"
523#define EMPTY_FW_IMAGE_STR		"???????????????"
524
525/***************************** Constant Arrays *******************************/
526
527/* DBG block framing mode definitions, in descending preference order */
528static struct framing_mode_defs s_framing_mode_defs[4] = {
529	{DBG_BUS_FRAME_MODE_4ST, 0x0, 0xf,
530	 DBG_BUS_SEMI_FRAME_MODE_4FAST,
531	 10},
532	{DBG_BUS_FRAME_MODE_4HW, 0xf, 0x0, DBG_BUS_SEMI_FRAME_MODE_4SLOW,
533	 10},
534	{DBG_BUS_FRAME_MODE_2ST_2HW, 0x3, 0xc,
535	 DBG_BUS_SEMI_FRAME_MODE_2FAST_2SLOW, 10},
536	{DBG_BUS_FRAME_MODE_1ST_3HW, 0x7, 0x8,
537	 DBG_BUS_SEMI_FRAME_MODE_1FAST_3SLOW, 10}
538};
539
540/* Chip constant definitions array */
541static struct chip_defs s_chip_defs[MAX_CHIP_IDS] = {
542	{"bb", 4, DBG_BUS_NUM_FRAME_MODES, PSWRQ2_REG_ILT_MEMORY_SIZE_BB / 2,
543	 s_framing_mode_defs},
544	{"ah", 4, DBG_BUS_NUM_FRAME_MODES, PSWRQ2_REG_ILT_MEMORY_SIZE_K2 / 2,
545	 s_framing_mode_defs}
546};
547
548/* Storm constant definitions array */
549static struct storm_defs s_storm_defs[] = {
550	/* Tstorm */
551	{'T', BLOCK_TSEM,
552		{DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT},
553		true,
554		TSEM_REG_FAST_MEMORY,
555		TSEM_REG_DBG_FRAME_MODE, TSEM_REG_SLOW_DBG_ACTIVE,
556		TSEM_REG_SLOW_DBG_MODE, TSEM_REG_DBG_MODE1_CFG,
557		TSEM_REG_SYNC_DBG_EMPTY, TSEM_REG_DBG_GPRE_VECT,
558		TCM_REG_CTX_RBC_ACCS,
559		{TCM_REG_AGG_CON_CTX, TCM_REG_SM_CON_CTX, TCM_REG_AGG_TASK_CTX,
560		 TCM_REG_SM_TASK_CTX},
561		{{4, 16, 2, 4}, {4, 16, 2, 4}} /* {bb} {k2} */
562	},
563
564	/* Mstorm */
565	{'M', BLOCK_MSEM,
566		{DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM},
567		false,
568		MSEM_REG_FAST_MEMORY,
569		MSEM_REG_DBG_FRAME_MODE,
570		MSEM_REG_SLOW_DBG_ACTIVE,
571		MSEM_REG_SLOW_DBG_MODE,
572		MSEM_REG_DBG_MODE1_CFG,
573		MSEM_REG_SYNC_DBG_EMPTY,
574		MSEM_REG_DBG_GPRE_VECT,
575		MCM_REG_CTX_RBC_ACCS,
576		{MCM_REG_AGG_CON_CTX, MCM_REG_SM_CON_CTX, MCM_REG_AGG_TASK_CTX,
577		 MCM_REG_SM_TASK_CTX },
578		{{1, 10, 2, 7}, {1, 10, 2, 7}} /* {bb} {k2}*/
579	},
580
581	/* Ustorm */
582	{'U', BLOCK_USEM,
583		{DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU},
584		false,
585		USEM_REG_FAST_MEMORY,
586		USEM_REG_DBG_FRAME_MODE,
587		USEM_REG_SLOW_DBG_ACTIVE,
588		USEM_REG_SLOW_DBG_MODE,
589		USEM_REG_DBG_MODE1_CFG,
590		USEM_REG_SYNC_DBG_EMPTY,
591		USEM_REG_DBG_GPRE_VECT,
592		UCM_REG_CTX_RBC_ACCS,
593		{UCM_REG_AGG_CON_CTX, UCM_REG_SM_CON_CTX, UCM_REG_AGG_TASK_CTX,
594		 UCM_REG_SM_TASK_CTX},
595		{{2, 13, 3, 3}, {2, 13, 3, 3}} /* {bb} {k2} */
596	},
597
598	/* Xstorm */
599	{'X', BLOCK_XSEM,
600		{DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX},
601		false,
602		XSEM_REG_FAST_MEMORY,
603		XSEM_REG_DBG_FRAME_MODE,
604		XSEM_REG_SLOW_DBG_ACTIVE,
605		XSEM_REG_SLOW_DBG_MODE,
606		XSEM_REG_DBG_MODE1_CFG,
607		XSEM_REG_SYNC_DBG_EMPTY,
608		XSEM_REG_DBG_GPRE_VECT,
609		XCM_REG_CTX_RBC_ACCS,
610		{XCM_REG_AGG_CON_CTX, XCM_REG_SM_CON_CTX, 0, 0},
611		{{9, 15, 0, 0}, {9, 15,	0, 0}} /* {bb} {k2} */
612	},
613
614	/* Ystorm */
615	{'Y', BLOCK_YSEM,
616		{DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY},
617		false,
618		YSEM_REG_FAST_MEMORY,
619		YSEM_REG_DBG_FRAME_MODE,
620		YSEM_REG_SLOW_DBG_ACTIVE,
621		YSEM_REG_SLOW_DBG_MODE,
622		YSEM_REG_DBG_MODE1_CFG,
623		YSEM_REG_SYNC_DBG_EMPTY,
624		YSEM_REG_DBG_GPRE_VECT,
625		YCM_REG_CTX_RBC_ACCS,
626		{YCM_REG_AGG_CON_CTX, YCM_REG_SM_CON_CTX, YCM_REG_AGG_TASK_CTX,
627		 YCM_REG_SM_TASK_CTX},
628		{{2, 3, 2, 12}, {2, 3, 2, 12}} /* {bb} {k2} */
629	},
630
631	/* Pstorm */
632	{'P', BLOCK_PSEM,
633		{DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS},
634		true,
635		PSEM_REG_FAST_MEMORY,
636		PSEM_REG_DBG_FRAME_MODE,
637		PSEM_REG_SLOW_DBG_ACTIVE,
638		PSEM_REG_SLOW_DBG_MODE,
639		PSEM_REG_DBG_MODE1_CFG,
640		PSEM_REG_SYNC_DBG_EMPTY,
641		PSEM_REG_DBG_GPRE_VECT,
642		PCM_REG_CTX_RBC_ACCS,
643		{0, PCM_REG_SM_CON_CTX, 0, 0},
644		{{0, 10, 0, 0}, {0, 10, 0, 0}} /* {bb} {k2} */
645	},
646};
647
648static struct hw_type_defs s_hw_type_defs[] = {
649	/* HW_TYPE_ASIC */
650	{"asic", 1, 256, 32768},
651	{"reserved", 0, 0, 0},
652	{"reserved2", 0, 0, 0},
653	{"reserved3", 0, 0, 0},
654	{"reserved4", 0, 0, 0}
655};
656
657static struct grc_param_defs s_grc_param_defs[] = {
658	/* DBG_GRC_PARAM_DUMP_TSTORM */
659	{{1, 1}, 0, 1, false, false, 1, {1, 1}},
660
661	/* DBG_GRC_PARAM_DUMP_MSTORM */
662	{{1, 1}, 0, 1, false, false, 1, {1, 1}},
663
664	/* DBG_GRC_PARAM_DUMP_USTORM */
665	{{1, 1}, 0, 1, false, false, 1, {1, 1}},
666
667	/* DBG_GRC_PARAM_DUMP_XSTORM */
668	{{1, 1}, 0, 1, false, false, 1, {1, 1}},
669
670	/* DBG_GRC_PARAM_DUMP_YSTORM */
671	{{1, 1}, 0, 1, false, false, 1, {1, 1}},
672
673	/* DBG_GRC_PARAM_DUMP_PSTORM */
674	{{1, 1}, 0, 1, false, false, 1, {1, 1}},
675
676	/* DBG_GRC_PARAM_DUMP_REGS */
677	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
678
679	/* DBG_GRC_PARAM_DUMP_RAM */
680	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
681
682	/* DBG_GRC_PARAM_DUMP_PBUF */
683	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
684
685	/* DBG_GRC_PARAM_DUMP_IOR */
686	{{0, 0}, 0, 1, false, false, 0, {1, 1}},
687
688	/* DBG_GRC_PARAM_DUMP_VFC */
689	{{0, 0}, 0, 1, false, false, 0, {1, 1}},
690
691	/* DBG_GRC_PARAM_DUMP_CM_CTX */
692	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
693
694	/* DBG_GRC_PARAM_DUMP_ILT */
695	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
696
697	/* DBG_GRC_PARAM_DUMP_RSS */
698	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
699
700	/* DBG_GRC_PARAM_DUMP_CAU */
701	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
702
703	/* DBG_GRC_PARAM_DUMP_QM */
704	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
705
706	/* DBG_GRC_PARAM_DUMP_MCP */
707	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
708
709	/* DBG_GRC_PARAM_DUMP_DORQ */
710	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
711
712	/* DBG_GRC_PARAM_DUMP_CFC */
713	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
714
715	/* DBG_GRC_PARAM_DUMP_IGU */
716	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
717
718	/* DBG_GRC_PARAM_DUMP_BRB */
719	{{0, 0}, 0, 1, false, false, 0, {1, 1}},
720
721	/* DBG_GRC_PARAM_DUMP_BTB */
722	{{0, 0}, 0, 1, false, false, 0, {1, 1}},
723
724	/* DBG_GRC_PARAM_DUMP_BMB */
725	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
726
727	/* DBG_GRC_PARAM_RESERVED1 */
728	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
729
730	/* DBG_GRC_PARAM_DUMP_MULD */
731	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
732
733	/* DBG_GRC_PARAM_DUMP_PRS */
734	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
735
736	/* DBG_GRC_PARAM_DUMP_DMAE */
737	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
738
739	/* DBG_GRC_PARAM_DUMP_TM */
740	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
741
742	/* DBG_GRC_PARAM_DUMP_SDM */
743	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
744
745	/* DBG_GRC_PARAM_DUMP_DIF */
746	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
747
748	/* DBG_GRC_PARAM_DUMP_STATIC */
749	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
750
751	/* DBG_GRC_PARAM_UNSTALL */
752	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
753
754	/* DBG_GRC_PARAM_RESERVED2 */
755	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
756
757	/* DBG_GRC_PARAM_MCP_TRACE_META_SIZE */
758	{{0, 0}, 1, 0xffffffff, false, true, 0, {0, 0}},
759
760	/* DBG_GRC_PARAM_EXCLUDE_ALL */
761	{{0, 0}, 0, 1, true, false, 0, {0, 0}},
762
763	/* DBG_GRC_PARAM_CRASH */
764	{{0, 0}, 0, 1, true, false, 0, {0, 0}},
765
766	/* DBG_GRC_PARAM_PARITY_SAFE */
767	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
768
769	/* DBG_GRC_PARAM_DUMP_CM */
770	{{1, 1}, 0, 1, false, false, 0, {1, 1}},
771
772	/* DBG_GRC_PARAM_DUMP_PHY */
773	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
774
775	/* DBG_GRC_PARAM_NO_MCP */
776	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
777
778	/* DBG_GRC_PARAM_NO_FW_VER */
779	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
780
781	/* DBG_GRC_PARAM_RESERVED3 */
782	{{0, 0}, 0, 1, false, false, 0, {0, 0}},
783
784	/* DBG_GRC_PARAM_DUMP_MCP_HW_DUMP */
785	{{0, 1}, 0, 1, false, false, 0, {0, 1}},
786
787	/* DBG_GRC_PARAM_DUMP_ILT_CDUC */
788	{{1, 1}, 0, 1, false, false, 0, {0, 0}},
789
790	/* DBG_GRC_PARAM_DUMP_ILT_CDUT */
791	{{1, 1}, 0, 1, false, false, 0, {0, 0}},
792
793	/* DBG_GRC_PARAM_DUMP_CAU_EXT */
794	{{0, 0}, 0, 1, false, false, 0, {1, 1}}
795};
796
797static struct rss_mem_defs s_rss_mem_defs[] = {
798	{"rss_mem_cid", "rss_cid", 0, 32,
799	 {256, 320}},
800
801	{"rss_mem_key_msb", "rss_key", 1024, 256,
802	 {128, 208}},
803
804	{"rss_mem_key_lsb", "rss_key", 2048, 64,
805	 {128, 208}},
806
807	{"rss_mem_info", "rss_info", 3072, 16,
808	 {128, 208}},
809
810	{"rss_mem_ind", "rss_ind", 4096, 16,
811	 {16384, 26624}}
812};
813
814static struct vfc_ram_defs s_vfc_ram_defs[] = {
815	{"vfc_ram_tt1", "vfc_ram", 0, 512},
816	{"vfc_ram_mtt2", "vfc_ram", 512, 128},
817	{"vfc_ram_stt2", "vfc_ram", 640, 32},
818	{"vfc_ram_ro_vect", "vfc_ram", 672, 32}
819};
820
821static struct big_ram_defs s_big_ram_defs[] = {
822	{"BRB", MEM_GROUP_BRB_MEM, MEM_GROUP_BRB_RAM, DBG_GRC_PARAM_DUMP_BRB,
823	 BRB_REG_BIG_RAM_ADDRESS, BRB_REG_BIG_RAM_DATA,
824	 MISC_REG_BLOCK_256B_EN, {0, 0},
825	 {153600, 180224}},
826
827	{"BTB", MEM_GROUP_BTB_MEM, MEM_GROUP_BTB_RAM, DBG_GRC_PARAM_DUMP_BTB,
828	 BTB_REG_BIG_RAM_ADDRESS, BTB_REG_BIG_RAM_DATA,
829	 MISC_REG_BLOCK_256B_EN, {0, 1},
830	 {92160, 117760}},
831
832	{"BMB", MEM_GROUP_BMB_MEM, MEM_GROUP_BMB_RAM, DBG_GRC_PARAM_DUMP_BMB,
833	 BMB_REG_BIG_RAM_ADDRESS, BMB_REG_BIG_RAM_DATA,
834	 MISCS_REG_BLOCK_256B_EN, {0, 0},
835	 {36864, 36864}}
836};
837
838static struct rbc_reset_defs s_rbc_reset_defs[] = {
839	{MISCS_REG_RESET_PL_HV,
840	 {0x0, 0x400}},
841	{MISC_REG_RESET_PL_PDA_VMAIN_1,
842	 {0x4404040, 0x4404040}},
843	{MISC_REG_RESET_PL_PDA_VMAIN_2,
844	 {0x7, 0x7c00007}},
845	{MISC_REG_RESET_PL_PDA_VAUX,
846	 {0x2, 0x2}},
847};
848
849static struct phy_defs s_phy_defs[] = {
850	{"nw_phy", NWS_REG_NWS_CMU_K2,
851	 PHY_NW_IP_REG_PHY0_TOP_TBUS_ADDR_7_0_K2,
852	 PHY_NW_IP_REG_PHY0_TOP_TBUS_ADDR_15_8_K2,
853	 PHY_NW_IP_REG_PHY0_TOP_TBUS_DATA_7_0_K2,
854	 PHY_NW_IP_REG_PHY0_TOP_TBUS_DATA_11_8_K2},
855	{"sgmii_phy", MS_REG_MS_CMU_K2,
856	 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X132_K2,
857	 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X133_K2,
858	 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X130_K2,
859	 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X131_K2},
860	{"pcie_phy0", PHY_PCIE_REG_PHY0_K2,
861	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X132_K2,
862	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X133_K2,
863	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X130_K2,
864	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X131_K2},
865	{"pcie_phy1", PHY_PCIE_REG_PHY1_K2,
866	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X132_K2,
867	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X133_K2,
868	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X130_K2,
869	 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X131_K2},
870};
871
872static struct split_type_defs s_split_type_defs[] = {
873	/* SPLIT_TYPE_NONE */
874	{"eng"},
875
876	/* SPLIT_TYPE_PORT */
877	{"port"},
878
879	/* SPLIT_TYPE_PF */
880	{"pf"},
881
882	/* SPLIT_TYPE_PORT_PF */
883	{"port"},
884
885	/* SPLIT_TYPE_VF */
886	{"vf"}
887};
888
889/******************************** Variables **********************************/
890
891/* The version of the calling app */
892static u32 s_app_ver;
893
894/**************************** Private Functions ******************************/
895
896static void qed_static_asserts(void)
897{
898}
899
900/* Reads and returns a single dword from the specified unaligned buffer */
901static u32 qed_read_unaligned_dword(u8 *buf)
902{
903	u32 dword;
904
905	memcpy((u8 *)&dword, buf, sizeof(dword));
906	return dword;
907}
908
909/* Sets the value of the specified GRC param */
910static void qed_grc_set_param(struct qed_hwfn *p_hwfn,
911			      enum dbg_grc_params grc_param, u32 val)
912{
913	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
914
915	dev_data->grc.param_val[grc_param] = val;
916}
917
918/* Returns the value of the specified GRC param */
919static u32 qed_grc_get_param(struct qed_hwfn *p_hwfn,
920			     enum dbg_grc_params grc_param)
921{
922	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
923
924	return dev_data->grc.param_val[grc_param];
925}
926
927/* Initializes the GRC parameters */
928static void qed_dbg_grc_init_params(struct qed_hwfn *p_hwfn)
929{
930	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
931
932	if (!dev_data->grc.params_initialized) {
933		qed_dbg_grc_set_params_default(p_hwfn);
934		dev_data->grc.params_initialized = 1;
935	}
936}
937
938/* Sets pointer and size for the specified binary buffer type */
939static void qed_set_dbg_bin_buf(struct qed_hwfn *p_hwfn,
940				enum bin_dbg_buffer_type buf_type,
941				const u32 *ptr, u32 size)
942{
943	struct virt_mem_desc *buf = &p_hwfn->dbg_arrays[buf_type];
944
945	buf->ptr = (void *)ptr;
946	buf->size = size;
947}
948
949/* Initializes debug data for the specified device */
950static enum dbg_status qed_dbg_dev_init(struct qed_hwfn *p_hwfn)
951{
952	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
953	u8 num_pfs = 0, max_pfs_per_port = 0;
954
955	if (dev_data->initialized)
956		return DBG_STATUS_OK;
957
958	if (!s_app_ver)
959		return DBG_STATUS_APP_VERSION_NOT_SET;
960
961	/* Set chip */
962	if (QED_IS_K2(p_hwfn->cdev)) {
963		dev_data->chip_id = CHIP_K2;
964		dev_data->mode_enable[MODE_K2] = 1;
965		dev_data->num_vfs = MAX_NUM_VFS_K2;
966		num_pfs = MAX_NUM_PFS_K2;
967		max_pfs_per_port = MAX_NUM_PFS_K2 / 2;
968	} else if (QED_IS_BB_B0(p_hwfn->cdev)) {
969		dev_data->chip_id = CHIP_BB;
970		dev_data->mode_enable[MODE_BB] = 1;
971		dev_data->num_vfs = MAX_NUM_VFS_BB;
972		num_pfs = MAX_NUM_PFS_BB;
973		max_pfs_per_port = MAX_NUM_PFS_BB;
974	} else {
975		return DBG_STATUS_UNKNOWN_CHIP;
976	}
977
978	/* Set HW type */
979	dev_data->hw_type = HW_TYPE_ASIC;
980	dev_data->mode_enable[MODE_ASIC] = 1;
981
982	/* Set port mode */
983	switch (p_hwfn->cdev->num_ports_in_engine) {
984	case 1:
985		dev_data->mode_enable[MODE_PORTS_PER_ENG_1] = 1;
986		break;
987	case 2:
988		dev_data->mode_enable[MODE_PORTS_PER_ENG_2] = 1;
989		break;
990	case 4:
991		dev_data->mode_enable[MODE_PORTS_PER_ENG_4] = 1;
992		break;
993	}
994
995	/* Set 100G mode */
996	if (QED_IS_CMT(p_hwfn->cdev))
997		dev_data->mode_enable[MODE_100G] = 1;
998
999	/* Set number of ports */
1000	if (dev_data->mode_enable[MODE_PORTS_PER_ENG_1] ||
1001	    dev_data->mode_enable[MODE_100G])
1002		dev_data->num_ports = 1;
1003	else if (dev_data->mode_enable[MODE_PORTS_PER_ENG_2])
1004		dev_data->num_ports = 2;
1005	else if (dev_data->mode_enable[MODE_PORTS_PER_ENG_4])
1006		dev_data->num_ports = 4;
1007
1008	/* Set number of PFs per port */
1009	dev_data->num_pfs_per_port = min_t(u32,
1010					   num_pfs / dev_data->num_ports,
1011					   max_pfs_per_port);
1012
1013	/* Initializes the GRC parameters */
1014	qed_dbg_grc_init_params(p_hwfn);
1015
1016	dev_data->use_dmae = true;
1017	dev_data->initialized = 1;
1018
1019	return DBG_STATUS_OK;
1020}
1021
1022static const struct dbg_block *get_dbg_block(struct qed_hwfn *p_hwfn,
1023					     enum block_id block_id)
1024{
1025	const struct dbg_block *dbg_block;
1026
1027	dbg_block = p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS].ptr;
1028	return dbg_block + block_id;
1029}
1030
1031static const struct dbg_block_chip *qed_get_dbg_block_per_chip(struct qed_hwfn
1032							       *p_hwfn,
1033							       enum block_id
1034							       block_id)
1035{
1036	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1037
1038	return (const struct dbg_block_chip *)
1039	    p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_CHIP_DATA].ptr +
1040	    block_id * MAX_CHIP_IDS + dev_data->chip_id;
1041}
1042
1043static const struct dbg_reset_reg *qed_get_dbg_reset_reg(struct qed_hwfn
1044							 *p_hwfn,
1045							 u8 reset_reg_id)
1046{
1047	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1048
1049	return (const struct dbg_reset_reg *)
1050	    p_hwfn->dbg_arrays[BIN_BUF_DBG_RESET_REGS].ptr +
1051	    reset_reg_id * MAX_CHIP_IDS + dev_data->chip_id;
1052}
1053
1054/* Reads the FW info structure for the specified Storm from the chip,
1055 * and writes it to the specified fw_info pointer.
1056 */
1057static void qed_read_storm_fw_info(struct qed_hwfn *p_hwfn,
1058				   struct qed_ptt *p_ptt,
1059				   u8 storm_id, struct fw_info *fw_info)
1060{
1061	struct storm_defs *storm = &s_storm_defs[storm_id];
1062	struct fw_info_location fw_info_location;
1063	u32 addr, i, size, *dest;
1064
1065	memset(&fw_info_location, 0, sizeof(fw_info_location));
1066	memset(fw_info, 0, sizeof(*fw_info));
1067
1068	/* Read first the address that points to fw_info location.
1069	 * The address is located in the last line of the Storm RAM.
1070	 */
1071	addr = storm->sem_fast_mem_addr + SEM_FAST_REG_INT_RAM +
1072	    DWORDS_TO_BYTES(SEM_FAST_REG_INT_RAM_SIZE) -
1073	    sizeof(fw_info_location);
1074
1075	dest = (u32 *)&fw_info_location;
1076	size = BYTES_TO_DWORDS(sizeof(fw_info_location));
1077
1078	for (i = 0; i < size; i++, addr += BYTES_IN_DWORD)
1079		dest[i] = qed_rd(p_hwfn, p_ptt, addr);
1080
1081	/* Read FW version info from Storm RAM */
1082	size = le32_to_cpu(fw_info_location.size);
1083	if (!size || size > sizeof(*fw_info))
1084		return;
1085
1086	addr = le32_to_cpu(fw_info_location.grc_addr);
1087	dest = (u32 *)fw_info;
1088	size = BYTES_TO_DWORDS(size);
1089
1090	for (i = 0; i < size; i++, addr += BYTES_IN_DWORD)
1091		dest[i] = qed_rd(p_hwfn, p_ptt, addr);
1092}
1093
1094/* Dumps the specified string to the specified buffer.
1095 * Returns the dumped size in bytes.
1096 */
1097static u32 qed_dump_str(char *dump_buf, bool dump, const char *str)
1098{
1099	if (dump)
1100		strcpy(dump_buf, str);
1101
1102	return (u32)strlen(str) + 1;
1103}
1104
1105/* Dumps zeros to align the specified buffer to dwords.
1106 * Returns the dumped size in bytes.
1107 */
1108static u32 qed_dump_align(char *dump_buf, bool dump, u32 byte_offset)
1109{
1110	u8 offset_in_dword, align_size;
1111
1112	offset_in_dword = (u8)(byte_offset & 0x3);
1113	align_size = offset_in_dword ? BYTES_IN_DWORD - offset_in_dword : 0;
1114
1115	if (dump && align_size)
1116		memset(dump_buf, 0, align_size);
1117
1118	return align_size;
1119}
1120
1121/* Writes the specified string param to the specified buffer.
1122 * Returns the dumped size in dwords.
1123 */
1124static u32 qed_dump_str_param(u32 *dump_buf,
1125			      bool dump,
1126			      const char *param_name, const char *param_val)
1127{
1128	char *char_buf = (char *)dump_buf;
1129	u32 offset = 0;
1130
1131	/* Dump param name */
1132	offset += qed_dump_str(char_buf + offset, dump, param_name);
1133
1134	/* Indicate a string param value */
1135	if (dump)
1136		*(char_buf + offset) = 1;
1137	offset++;
1138
1139	/* Dump param value */
1140	offset += qed_dump_str(char_buf + offset, dump, param_val);
1141
1142	/* Align buffer to next dword */
1143	offset += qed_dump_align(char_buf + offset, dump, offset);
1144
1145	return BYTES_TO_DWORDS(offset);
1146}
1147
1148/* Writes the specified numeric param to the specified buffer.
1149 * Returns the dumped size in dwords.
1150 */
1151static u32 qed_dump_num_param(u32 *dump_buf,
1152			      bool dump, const char *param_name, u32 param_val)
1153{
1154	char *char_buf = (char *)dump_buf;
1155	u32 offset = 0;
1156
1157	/* Dump param name */
1158	offset += qed_dump_str(char_buf + offset, dump, param_name);
1159
1160	/* Indicate a numeric param value */
1161	if (dump)
1162		*(char_buf + offset) = 0;
1163	offset++;
1164
1165	/* Align buffer to next dword */
1166	offset += qed_dump_align(char_buf + offset, dump, offset);
1167
1168	/* Dump param value (and change offset from bytes to dwords) */
1169	offset = BYTES_TO_DWORDS(offset);
1170	if (dump)
1171		*(dump_buf + offset) = param_val;
1172	offset++;
1173
1174	return offset;
1175}
1176
1177/* Reads the FW version and writes it as a param to the specified buffer.
1178 * Returns the dumped size in dwords.
1179 */
1180static u32 qed_dump_fw_ver_param(struct qed_hwfn *p_hwfn,
1181				 struct qed_ptt *p_ptt,
1182				 u32 *dump_buf, bool dump)
1183{
1184	char fw_ver_str[16] = EMPTY_FW_VERSION_STR;
1185	char fw_img_str[16] = EMPTY_FW_IMAGE_STR;
1186	struct fw_info fw_info = { {0}, {0} };
1187	u32 offset = 0;
1188
1189	if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) {
1190		/* Read FW info from chip */
1191		qed_read_fw_info(p_hwfn, p_ptt, &fw_info);
1192
1193		/* Create FW version/image strings */
1194		if (snprintf(fw_ver_str, sizeof(fw_ver_str),
1195			     "%d_%d_%d_%d", fw_info.ver.num.major,
1196			     fw_info.ver.num.minor, fw_info.ver.num.rev,
1197			     fw_info.ver.num.eng) < 0)
1198			DP_NOTICE(p_hwfn,
1199				  "Unexpected debug error: invalid FW version string\n");
1200		switch (fw_info.ver.image_id) {
1201		case FW_IMG_KUKU:
1202			strcpy(fw_img_str, "kuku");
1203			break;
1204		case FW_IMG_MAIN:
1205			strcpy(fw_img_str, "main");
1206			break;
1207		case FW_IMG_L2B:
1208			strcpy(fw_img_str, "l2b");
1209			break;
1210		default:
1211			strcpy(fw_img_str, "unknown");
1212			break;
1213		}
1214	}
1215
1216	/* Dump FW version, image and timestamp */
1217	offset += qed_dump_str_param(dump_buf + offset,
1218				     dump, "fw-version", fw_ver_str);
1219	offset += qed_dump_str_param(dump_buf + offset,
1220				     dump, "fw-image", fw_img_str);
1221	offset += qed_dump_num_param(dump_buf + offset, dump, "fw-timestamp",
1222				     le32_to_cpu(fw_info.ver.timestamp));
1223
1224	return offset;
1225}
1226
1227/* Reads the MFW version and writes it as a param to the specified buffer.
1228 * Returns the dumped size in dwords.
1229 */
1230static u32 qed_dump_mfw_ver_param(struct qed_hwfn *p_hwfn,
1231				  struct qed_ptt *p_ptt,
1232				  u32 *dump_buf, bool dump)
1233{
1234	char mfw_ver_str[16] = EMPTY_FW_VERSION_STR;
1235
1236	if (dump &&
1237	    !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) {
1238		u32 global_section_offsize, global_section_addr, mfw_ver;
1239		u32 public_data_addr, global_section_offsize_addr;
1240
1241		/* Find MCP public data GRC address. Needs to be ORed with
1242		 * MCP_REG_SCRATCH due to a HW bug.
1243		 */
1244		public_data_addr = qed_rd(p_hwfn,
1245					  p_ptt,
1246					  MISC_REG_SHARED_MEM_ADDR) |
1247				   MCP_REG_SCRATCH;
1248
1249		/* Find MCP public global section offset */
1250		global_section_offsize_addr = public_data_addr +
1251					      offsetof(struct mcp_public_data,
1252						       sections) +
1253					      sizeof(offsize_t) * PUBLIC_GLOBAL;
1254		global_section_offsize = qed_rd(p_hwfn, p_ptt,
1255						global_section_offsize_addr);
1256		global_section_addr =
1257			MCP_REG_SCRATCH +
1258			(global_section_offsize & OFFSIZE_OFFSET_MASK) * 4;
1259
1260		/* Read MFW version from MCP public global section */
1261		mfw_ver = qed_rd(p_hwfn, p_ptt,
1262				 global_section_addr +
1263				 offsetof(struct public_global, mfw_ver));
1264
1265		/* Dump MFW version param */
1266		if (snprintf(mfw_ver_str, sizeof(mfw_ver_str), "%d_%d_%d_%d",
1267			     (u8)(mfw_ver >> 24), (u8)(mfw_ver >> 16),
1268			     (u8)(mfw_ver >> 8), (u8)mfw_ver) < 0)
1269			DP_NOTICE(p_hwfn,
1270				  "Unexpected debug error: invalid MFW version string\n");
1271	}
1272
1273	return qed_dump_str_param(dump_buf, dump, "mfw-version", mfw_ver_str);
1274}
1275
1276/* Reads the chip revision from the chip and writes it as a param to the
1277 * specified buffer. Returns the dumped size in dwords.
1278 */
1279static u32 qed_dump_chip_revision_param(struct qed_hwfn *p_hwfn,
1280					struct qed_ptt *p_ptt,
1281					u32 *dump_buf, bool dump)
1282{
1283	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1284	char param_str[3] = "??";
1285
1286	if (dev_data->hw_type == HW_TYPE_ASIC) {
1287		u32 chip_rev, chip_metal;
1288
1289		chip_rev = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_REV);
1290		chip_metal = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_METAL);
1291
1292		param_str[0] = 'a' + (u8)chip_rev;
1293		param_str[1] = '0' + (u8)chip_metal;
1294	}
1295
1296	return qed_dump_str_param(dump_buf, dump, "chip-revision", param_str);
1297}
1298
1299/* Writes a section header to the specified buffer.
1300 * Returns the dumped size in dwords.
1301 */
1302static u32 qed_dump_section_hdr(u32 *dump_buf,
1303				bool dump, const char *name, u32 num_params)
1304{
1305	return qed_dump_num_param(dump_buf, dump, name, num_params);
1306}
1307
1308/* Writes the common global params to the specified buffer.
1309 * Returns the dumped size in dwords.
1310 */
1311static u32 qed_dump_common_global_params(struct qed_hwfn *p_hwfn,
1312					 struct qed_ptt *p_ptt,
1313					 u32 *dump_buf,
1314					 bool dump,
1315					 u8 num_specific_global_params)
1316{
1317	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1318	u32 offset = 0;
1319	u8 num_params;
1320
1321	/* Dump global params section header */
1322	num_params = NUM_COMMON_GLOBAL_PARAMS + num_specific_global_params +
1323		(dev_data->chip_id == CHIP_BB ? 1 : 0);
1324	offset += qed_dump_section_hdr(dump_buf + offset,
1325				       dump, "global_params", num_params);
1326
1327	/* Store params */
1328	offset += qed_dump_fw_ver_param(p_hwfn, p_ptt, dump_buf + offset, dump);
1329	offset += qed_dump_mfw_ver_param(p_hwfn,
1330					 p_ptt, dump_buf + offset, dump);
1331	offset += qed_dump_chip_revision_param(p_hwfn,
1332					       p_ptt, dump_buf + offset, dump);
1333	offset += qed_dump_num_param(dump_buf + offset,
1334				     dump, "tools-version", TOOLS_VERSION);
1335	offset += qed_dump_str_param(dump_buf + offset,
1336				     dump,
1337				     "chip",
1338				     s_chip_defs[dev_data->chip_id].name);
1339	offset += qed_dump_str_param(dump_buf + offset,
1340				     dump,
1341				     "platform",
1342				     s_hw_type_defs[dev_data->hw_type].name);
1343	offset += qed_dump_num_param(dump_buf + offset,
1344				     dump, "pci-func", p_hwfn->abs_pf_id);
1345	offset += qed_dump_num_param(dump_buf + offset,
1346				     dump, "epoch", qed_get_epoch_time());
1347	if (dev_data->chip_id == CHIP_BB)
1348		offset += qed_dump_num_param(dump_buf + offset,
1349					     dump, "path", QED_PATH_ID(p_hwfn));
1350
1351	return offset;
1352}
1353
1354/* Writes the "last" section (including CRC) to the specified buffer at the
1355 * given offset. Returns the dumped size in dwords.
1356 */
1357static u32 qed_dump_last_section(u32 *dump_buf, u32 offset, bool dump)
1358{
1359	u32 start_offset = offset;
1360
1361	/* Dump CRC section header */
1362	offset += qed_dump_section_hdr(dump_buf + offset, dump, "last", 0);
1363
1364	/* Calculate CRC32 and add it to the dword after the "last" section */
1365	if (dump)
1366		*(dump_buf + offset) = ~crc32(0xffffffff,
1367					      (u8 *)dump_buf,
1368					      DWORDS_TO_BYTES(offset));
1369
1370	offset++;
1371
1372	return offset - start_offset;
1373}
1374
1375/* Update blocks reset state  */
1376static void qed_update_blocks_reset_state(struct qed_hwfn *p_hwfn,
1377					  struct qed_ptt *p_ptt)
1378{
1379	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1380	u32 reg_val[NUM_DBG_RESET_REGS] = { 0 };
1381	u8 rst_reg_id;
1382	u32 blk_id;
1383
1384	/* Read reset registers */
1385	for (rst_reg_id = 0; rst_reg_id < NUM_DBG_RESET_REGS; rst_reg_id++) {
1386		const struct dbg_reset_reg *rst_reg;
1387		bool rst_reg_removed;
1388		u32 rst_reg_addr;
1389
1390		rst_reg = qed_get_dbg_reset_reg(p_hwfn, rst_reg_id);
1391		rst_reg_removed = GET_FIELD(rst_reg->data,
1392					    DBG_RESET_REG_IS_REMOVED);
1393		rst_reg_addr = DWORDS_TO_BYTES(GET_FIELD(rst_reg->data,
1394							 DBG_RESET_REG_ADDR));
1395
1396		if (!rst_reg_removed)
1397			reg_val[rst_reg_id] = qed_rd(p_hwfn, p_ptt,
1398						     rst_reg_addr);
1399	}
1400
1401	/* Check if blocks are in reset */
1402	for (blk_id = 0; blk_id < NUM_PHYS_BLOCKS; blk_id++) {
1403		const struct dbg_block_chip *blk;
1404		bool has_rst_reg;
1405		bool is_removed;
1406
1407		blk = qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)blk_id);
1408		is_removed = GET_FIELD(blk->flags, DBG_BLOCK_CHIP_IS_REMOVED);
1409		has_rst_reg = GET_FIELD(blk->flags,
1410					DBG_BLOCK_CHIP_HAS_RESET_REG);
1411
1412		if (!is_removed && has_rst_reg)
1413			dev_data->block_in_reset[blk_id] =
1414			    !(reg_val[blk->reset_reg_id] &
1415			      BIT(blk->reset_reg_bit_offset));
1416	}
1417}
1418
1419/* is_mode_match recursive function */
1420static bool qed_is_mode_match_rec(struct qed_hwfn *p_hwfn,
1421				  u16 *modes_buf_offset, u8 rec_depth)
1422{
1423	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1424	u8 *dbg_array;
1425	bool arg1, arg2;
1426	u8 tree_val;
1427
1428	if (rec_depth > MAX_RECURSION_DEPTH) {
1429		DP_NOTICE(p_hwfn,
1430			  "Unexpected error: is_mode_match_rec exceeded the max recursion depth. This is probably due to a corrupt init/debug buffer.\n");
1431		return false;
1432	}
1433
1434	/* Get next element from modes tree buffer */
1435	dbg_array = p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr;
1436	tree_val = dbg_array[(*modes_buf_offset)++];
1437
1438	switch (tree_val) {
1439	case INIT_MODE_OP_NOT:
1440		return !qed_is_mode_match_rec(p_hwfn,
1441					      modes_buf_offset, rec_depth + 1);
1442	case INIT_MODE_OP_OR:
1443	case INIT_MODE_OP_AND:
1444		arg1 = qed_is_mode_match_rec(p_hwfn,
1445					     modes_buf_offset, rec_depth + 1);
1446		arg2 = qed_is_mode_match_rec(p_hwfn,
1447					     modes_buf_offset, rec_depth + 1);
1448		return (tree_val == INIT_MODE_OP_OR) ? (arg1 ||
1449							arg2) : (arg1 && arg2);
1450	default:
1451		return dev_data->mode_enable[tree_val - MAX_INIT_MODE_OPS] > 0;
1452	}
1453}
1454
1455/* Returns true if the mode (specified using modes_buf_offset) is enabled */
1456static bool qed_is_mode_match(struct qed_hwfn *p_hwfn, u16 *modes_buf_offset)
1457{
1458	return qed_is_mode_match_rec(p_hwfn, modes_buf_offset, 0);
1459}
1460
1461/* Enable / disable the Debug block */
1462static void qed_bus_enable_dbg_block(struct qed_hwfn *p_hwfn,
1463				     struct qed_ptt *p_ptt, bool enable)
1464{
1465	qed_wr(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON, enable ? 1 : 0);
1466}
1467
1468/* Resets the Debug block */
1469static void qed_bus_reset_dbg_block(struct qed_hwfn *p_hwfn,
1470				    struct qed_ptt *p_ptt)
1471{
1472	u32 reset_reg_addr, old_reset_reg_val, new_reset_reg_val;
1473	const struct dbg_reset_reg *reset_reg;
1474	const struct dbg_block_chip *block;
1475
1476	block = qed_get_dbg_block_per_chip(p_hwfn, BLOCK_DBG);
1477	reset_reg = qed_get_dbg_reset_reg(p_hwfn, block->reset_reg_id);
1478	reset_reg_addr =
1479	    DWORDS_TO_BYTES(GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR));
1480
1481	old_reset_reg_val = qed_rd(p_hwfn, p_ptt, reset_reg_addr);
1482	new_reset_reg_val =
1483	    old_reset_reg_val & ~BIT(block->reset_reg_bit_offset);
1484
1485	qed_wr(p_hwfn, p_ptt, reset_reg_addr, new_reset_reg_val);
1486	qed_wr(p_hwfn, p_ptt, reset_reg_addr, old_reset_reg_val);
1487}
1488
1489/* Enable / disable Debug Bus clients according to the specified mask
1490 * (1 = enable, 0 = disable).
1491 */
1492static void qed_bus_enable_clients(struct qed_hwfn *p_hwfn,
1493				   struct qed_ptt *p_ptt, u32 client_mask)
1494{
1495	qed_wr(p_hwfn, p_ptt, DBG_REG_CLIENT_ENABLE, client_mask);
1496}
1497
1498static void qed_bus_config_dbg_line(struct qed_hwfn *p_hwfn,
1499				    struct qed_ptt *p_ptt,
1500				    enum block_id block_id,
1501				    u8 line_id,
1502				    u8 enable_mask,
1503				    u8 right_shift,
1504				    u8 force_valid_mask, u8 force_frame_mask)
1505{
1506	const struct dbg_block_chip *block =
1507		qed_get_dbg_block_per_chip(p_hwfn, block_id);
1508
1509	qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_select_reg_addr),
1510	       line_id);
1511	qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_dword_enable_reg_addr),
1512	       enable_mask);
1513	qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_shift_reg_addr),
1514	       right_shift);
1515	qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_force_valid_reg_addr),
1516	       force_valid_mask);
1517	qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_force_frame_reg_addr),
1518	       force_frame_mask);
1519}
1520
1521/* Disable debug bus in all blocks */
1522static void qed_bus_disable_blocks(struct qed_hwfn *p_hwfn,
1523				   struct qed_ptt *p_ptt)
1524{
1525	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1526	u32 block_id;
1527
1528	/* Disable all blocks */
1529	for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) {
1530		const struct dbg_block_chip *block_per_chip =
1531		    qed_get_dbg_block_per_chip(p_hwfn,
1532					       (enum block_id)block_id);
1533
1534		if (GET_FIELD(block_per_chip->flags,
1535			      DBG_BLOCK_CHIP_IS_REMOVED) ||
1536		    dev_data->block_in_reset[block_id])
1537			continue;
1538
1539		/* Disable debug bus */
1540		if (GET_FIELD(block_per_chip->flags,
1541			      DBG_BLOCK_CHIP_HAS_DBG_BUS)) {
1542			u32 dbg_en_addr =
1543				block_per_chip->dbg_dword_enable_reg_addr;
1544			u16 modes_buf_offset =
1545			    GET_FIELD(block_per_chip->dbg_bus_mode.data,
1546				      DBG_MODE_HDR_MODES_BUF_OFFSET);
1547			bool eval_mode =
1548			    GET_FIELD(block_per_chip->dbg_bus_mode.data,
1549				      DBG_MODE_HDR_EVAL_MODE) > 0;
1550
1551			if (!eval_mode ||
1552			    qed_is_mode_match(p_hwfn, &modes_buf_offset))
1553				qed_wr(p_hwfn, p_ptt,
1554				       DWORDS_TO_BYTES(dbg_en_addr),
1555				       0);
1556		}
1557	}
1558}
1559
1560/* Returns true if the specified entity (indicated by GRC param) should be
1561 * included in the dump, false otherwise.
1562 */
1563static bool qed_grc_is_included(struct qed_hwfn *p_hwfn,
1564				enum dbg_grc_params grc_param)
1565{
1566	return qed_grc_get_param(p_hwfn, grc_param) > 0;
1567}
1568
1569/* Returns the storm_id that matches the specified Storm letter,
1570 * or MAX_DBG_STORMS if invalid storm letter.
1571 */
1572static enum dbg_storms qed_get_id_from_letter(char storm_letter)
1573{
1574	u8 storm_id;
1575
1576	for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++)
1577		if (s_storm_defs[storm_id].letter == storm_letter)
1578			return (enum dbg_storms)storm_id;
1579
1580	return MAX_DBG_STORMS;
1581}
1582
1583/* Returns true of the specified Storm should be included in the dump, false
1584 * otherwise.
1585 */
1586static bool qed_grc_is_storm_included(struct qed_hwfn *p_hwfn,
1587				      enum dbg_storms storm)
1588{
1589	return qed_grc_get_param(p_hwfn, (enum dbg_grc_params)storm) > 0;
1590}
1591
1592/* Returns true if the specified memory should be included in the dump, false
1593 * otherwise.
1594 */
1595static bool qed_grc_is_mem_included(struct qed_hwfn *p_hwfn,
1596				    enum block_id block_id, u8 mem_group_id)
1597{
1598	const struct dbg_block *block;
1599	u8 i;
1600
1601	block = get_dbg_block(p_hwfn, block_id);
1602
1603	/* If the block is associated with a Storm, check Storm match */
1604	if (block->associated_storm_letter) {
1605		enum dbg_storms associated_storm_id =
1606		    qed_get_id_from_letter(block->associated_storm_letter);
1607
1608		if (associated_storm_id == MAX_DBG_STORMS ||
1609		    !qed_grc_is_storm_included(p_hwfn, associated_storm_id))
1610			return false;
1611	}
1612
1613	for (i = 0; i < NUM_BIG_RAM_TYPES; i++) {
1614		struct big_ram_defs *big_ram = &s_big_ram_defs[i];
1615
1616		if (mem_group_id == big_ram->mem_group_id ||
1617		    mem_group_id == big_ram->ram_mem_group_id)
1618			return qed_grc_is_included(p_hwfn, big_ram->grc_param);
1619	}
1620
1621	switch (mem_group_id) {
1622	case MEM_GROUP_PXP_ILT:
1623	case MEM_GROUP_PXP_MEM:
1624		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PXP);
1625	case MEM_GROUP_RAM:
1626		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RAM);
1627	case MEM_GROUP_PBUF:
1628		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PBUF);
1629	case MEM_GROUP_CAU_MEM:
1630	case MEM_GROUP_CAU_SB:
1631	case MEM_GROUP_CAU_PI:
1632		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CAU);
1633	case MEM_GROUP_CAU_MEM_EXT:
1634		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CAU_EXT);
1635	case MEM_GROUP_QM_MEM:
1636		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_QM);
1637	case MEM_GROUP_CFC_MEM:
1638	case MEM_GROUP_CONN_CFC_MEM:
1639	case MEM_GROUP_TASK_CFC_MEM:
1640		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CFC) ||
1641		       qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX);
1642	case MEM_GROUP_DORQ_MEM:
1643		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DORQ);
1644	case MEM_GROUP_IGU_MEM:
1645	case MEM_GROUP_IGU_MSIX:
1646		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_IGU);
1647	case MEM_GROUP_MULD_MEM:
1648		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MULD);
1649	case MEM_GROUP_PRS_MEM:
1650		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PRS);
1651	case MEM_GROUP_DMAE_MEM:
1652		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DMAE);
1653	case MEM_GROUP_TM_MEM:
1654		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_TM);
1655	case MEM_GROUP_SDM_MEM:
1656		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_SDM);
1657	case MEM_GROUP_TDIF_CTX:
1658	case MEM_GROUP_RDIF_CTX:
1659		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DIF);
1660	case MEM_GROUP_CM_MEM:
1661		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM);
1662	case MEM_GROUP_IOR:
1663		return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_IOR);
1664	default:
1665		return true;
1666	}
1667}
1668
1669/* Stalls all Storms */
1670static void qed_grc_stall_storms(struct qed_hwfn *p_hwfn,
1671				 struct qed_ptt *p_ptt, bool stall)
1672{
1673	u32 reg_addr;
1674	u8 storm_id;
1675
1676	for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
1677		if (!qed_grc_is_storm_included(p_hwfn,
1678					       (enum dbg_storms)storm_id))
1679			continue;
1680
1681		reg_addr = s_storm_defs[storm_id].sem_fast_mem_addr +
1682		    SEM_FAST_REG_STALL_0;
1683		qed_wr(p_hwfn, p_ptt, reg_addr, stall ? 1 : 0);
1684	}
1685
1686	msleep(STALL_DELAY_MS);
1687}
1688
1689/* Takes all blocks out of reset. If rbc_only is true, only RBC clients are
1690 * taken out of reset.
1691 */
1692static void qed_grc_unreset_blocks(struct qed_hwfn *p_hwfn,
1693				   struct qed_ptt *p_ptt, bool rbc_only)
1694{
1695	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1696	u8 chip_id = dev_data->chip_id;
1697	u32 i;
1698
1699	/* Take RBCs out of reset */
1700	for (i = 0; i < ARRAY_SIZE(s_rbc_reset_defs); i++)
1701		if (s_rbc_reset_defs[i].reset_val[dev_data->chip_id])
1702			qed_wr(p_hwfn,
1703			       p_ptt,
1704			       s_rbc_reset_defs[i].reset_reg_addr +
1705			       RESET_REG_UNRESET_OFFSET,
1706			       s_rbc_reset_defs[i].reset_val[chip_id]);
1707
1708	if (!rbc_only) {
1709		u32 reg_val[NUM_DBG_RESET_REGS] = { 0 };
1710		u8 reset_reg_id;
1711		u32 block_id;
1712
1713		/* Fill reset regs values */
1714		for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) {
1715			bool is_removed, has_reset_reg, unreset_before_dump;
1716			const struct dbg_block_chip *block;
1717
1718			block = qed_get_dbg_block_per_chip(p_hwfn,
1719							   (enum block_id)
1720							   block_id);
1721			is_removed =
1722			    GET_FIELD(block->flags, DBG_BLOCK_CHIP_IS_REMOVED);
1723			has_reset_reg =
1724			    GET_FIELD(block->flags,
1725				      DBG_BLOCK_CHIP_HAS_RESET_REG);
1726			unreset_before_dump =
1727			    GET_FIELD(block->flags,
1728				      DBG_BLOCK_CHIP_UNRESET_BEFORE_DUMP);
1729
1730			if (!is_removed && has_reset_reg && unreset_before_dump)
1731				reg_val[block->reset_reg_id] |=
1732				    BIT(block->reset_reg_bit_offset);
1733		}
1734
1735		/* Write reset registers */
1736		for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS;
1737		     reset_reg_id++) {
1738			const struct dbg_reset_reg *reset_reg;
1739			u32 reset_reg_addr;
1740
1741			reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id);
1742
1743			if (GET_FIELD
1744			    (reset_reg->data, DBG_RESET_REG_IS_REMOVED))
1745				continue;
1746
1747			if (reg_val[reset_reg_id]) {
1748				reset_reg_addr =
1749				    GET_FIELD(reset_reg->data,
1750					      DBG_RESET_REG_ADDR);
1751				qed_wr(p_hwfn,
1752				       p_ptt,
1753				       DWORDS_TO_BYTES(reset_reg_addr) +
1754				       RESET_REG_UNRESET_OFFSET,
1755				       reg_val[reset_reg_id]);
1756			}
1757		}
1758	}
1759}
1760
1761/* Returns the attention block data of the specified block */
1762static const struct dbg_attn_block_type_data *
1763qed_get_block_attn_data(struct qed_hwfn *p_hwfn,
1764			enum block_id block_id, enum dbg_attn_type attn_type)
1765{
1766	const struct dbg_attn_block *base_attn_block_arr =
1767	    (const struct dbg_attn_block *)
1768	    p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr;
1769
1770	return &base_attn_block_arr[block_id].per_type_data[attn_type];
1771}
1772
1773/* Returns the attention registers of the specified block */
1774static const struct dbg_attn_reg *
1775qed_get_block_attn_regs(struct qed_hwfn *p_hwfn,
1776			enum block_id block_id, enum dbg_attn_type attn_type,
1777			u8 *num_attn_regs)
1778{
1779	const struct dbg_attn_block_type_data *block_type_data =
1780	    qed_get_block_attn_data(p_hwfn, block_id, attn_type);
1781
1782	*num_attn_regs = block_type_data->num_regs;
1783
1784	return (const struct dbg_attn_reg *)
1785		p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr +
1786		block_type_data->regs_offset;
1787}
1788
1789/* For each block, clear the status of all parities */
1790static void qed_grc_clear_all_prty(struct qed_hwfn *p_hwfn,
1791				   struct qed_ptt *p_ptt)
1792{
1793	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1794	const struct dbg_attn_reg *attn_reg_arr;
1795	u32 block_id, sts_clr_address;
1796	u8 reg_idx, num_attn_regs;
1797
1798	for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) {
1799		if (dev_data->block_in_reset[block_id])
1800			continue;
1801
1802		attn_reg_arr = qed_get_block_attn_regs(p_hwfn,
1803						       (enum block_id)block_id,
1804						       ATTN_TYPE_PARITY,
1805						       &num_attn_regs);
1806
1807		for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) {
1808			const struct dbg_attn_reg *reg_data =
1809				&attn_reg_arr[reg_idx];
1810			u16 modes_buf_offset;
1811			bool eval_mode;
1812
1813			/* Check mode */
1814			eval_mode = GET_FIELD(reg_data->mode.data,
1815					      DBG_MODE_HDR_EVAL_MODE) > 0;
1816			modes_buf_offset =
1817				GET_FIELD(reg_data->mode.data,
1818					  DBG_MODE_HDR_MODES_BUF_OFFSET);
1819
1820			sts_clr_address = reg_data->sts_clr_address;
1821			/* If Mode match: clear parity status */
1822			if (!eval_mode ||
1823			    qed_is_mode_match(p_hwfn, &modes_buf_offset))
1824				qed_rd(p_hwfn, p_ptt,
1825				       DWORDS_TO_BYTES(sts_clr_address));
1826		}
1827	}
1828}
1829
1830/* Finds the meta data image in NVRAM */
1831static enum dbg_status qed_find_nvram_image(struct qed_hwfn *p_hwfn,
1832					    struct qed_ptt *p_ptt,
1833					    u32 image_type,
1834					    u32 *nvram_offset_bytes,
1835					    u32 *nvram_size_bytes,
1836					    bool b_can_sleep)
1837{
1838	u32 ret_mcp_resp, ret_mcp_param, ret_txn_size;
1839	struct mcp_file_att file_att;
1840	int nvm_result;
1841
1842	/* Call NVRAM get file command */
1843	nvm_result = qed_mcp_nvm_rd_cmd(p_hwfn,
1844					p_ptt,
1845					DRV_MSG_CODE_NVM_GET_FILE_ATT,
1846					image_type,
1847					&ret_mcp_resp,
1848					&ret_mcp_param,
1849					&ret_txn_size,
1850					(u32 *)&file_att,
1851					b_can_sleep);
1852
1853	/* Check response */
1854	if (nvm_result || (ret_mcp_resp & FW_MSG_CODE_MASK) !=
1855	    FW_MSG_CODE_NVM_OK)
1856		return DBG_STATUS_NVRAM_GET_IMAGE_FAILED;
1857
1858	/* Update return values */
1859	*nvram_offset_bytes = file_att.nvm_start_addr;
1860	*nvram_size_bytes = file_att.len;
1861
1862	DP_VERBOSE(p_hwfn,
1863		   QED_MSG_DEBUG,
1864		   "find_nvram_image: found NVRAM image of type %d in NVRAM offset %d bytes with size %d bytes\n",
1865		   image_type, *nvram_offset_bytes, *nvram_size_bytes);
1866
1867	/* Check alignment */
1868	if (*nvram_size_bytes & 0x3)
1869		return DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE;
1870
1871	return DBG_STATUS_OK;
1872}
1873
1874/* Reads data from NVRAM */
1875static enum dbg_status qed_nvram_read(struct qed_hwfn *p_hwfn,
1876				      struct qed_ptt *p_ptt,
1877				      u32 nvram_offset_bytes,
1878				      u32 nvram_size_bytes,
1879				      u32 *ret_buf,
1880				      bool b_can_sleep)
1881{
1882	u32 ret_mcp_resp, ret_mcp_param, ret_read_size, bytes_to_copy;
1883	s32 bytes_left = nvram_size_bytes;
1884	u32 read_offset = 0, param = 0;
1885
1886	DP_VERBOSE(p_hwfn,
1887		   QED_MSG_DEBUG,
1888		   "nvram_read: reading image of size %d bytes from NVRAM\n",
1889		   nvram_size_bytes);
1890
1891	do {
1892		bytes_to_copy =
1893		    (bytes_left >
1894		     MCP_DRV_NVM_BUF_LEN) ? MCP_DRV_NVM_BUF_LEN : bytes_left;
1895
1896		/* Call NVRAM read command */
1897		SET_MFW_FIELD(param,
1898			      DRV_MB_PARAM_NVM_OFFSET,
1899			      nvram_offset_bytes + read_offset);
1900		SET_MFW_FIELD(param, DRV_MB_PARAM_NVM_LEN, bytes_to_copy);
1901		if (qed_mcp_nvm_rd_cmd(p_hwfn, p_ptt,
1902				       DRV_MSG_CODE_NVM_READ_NVRAM, param,
1903				       &ret_mcp_resp,
1904				       &ret_mcp_param, &ret_read_size,
1905				       (u32 *)((u8 *)ret_buf + read_offset),
1906				       b_can_sleep))
1907			return DBG_STATUS_NVRAM_READ_FAILED;
1908
1909		/* Check response */
1910		if ((ret_mcp_resp & FW_MSG_CODE_MASK) != FW_MSG_CODE_NVM_OK)
1911			return DBG_STATUS_NVRAM_READ_FAILED;
1912
1913		/* Update read offset */
1914		read_offset += ret_read_size;
1915		bytes_left -= ret_read_size;
1916	} while (bytes_left > 0);
1917
1918	return DBG_STATUS_OK;
1919}
1920
1921/* Dumps GRC registers section header. Returns the dumped size in dwords.
1922 * the following parameters are dumped:
1923 * - count: no. of dumped entries
1924 * - split_type: split type
1925 * - split_id: split ID (dumped only if split_id != SPLIT_TYPE_NONE)
1926 * - reg_type_name: register type name (dumped only if reg_type_name != NULL)
1927 */
1928static u32 qed_grc_dump_regs_hdr(u32 *dump_buf,
1929				 bool dump,
1930				 u32 num_reg_entries,
1931				 enum init_split_types split_type,
1932				 u8 split_id, const char *reg_type_name)
1933{
1934	u8 num_params = 2 +
1935	    (split_type != SPLIT_TYPE_NONE ? 1 : 0) + (reg_type_name ? 1 : 0);
1936	u32 offset = 0;
1937
1938	offset += qed_dump_section_hdr(dump_buf + offset,
1939				       dump, "grc_regs", num_params);
1940	offset += qed_dump_num_param(dump_buf + offset,
1941				     dump, "count", num_reg_entries);
1942	offset += qed_dump_str_param(dump_buf + offset,
1943				     dump, "split",
1944				     s_split_type_defs[split_type].name);
1945	if (split_type != SPLIT_TYPE_NONE)
1946		offset += qed_dump_num_param(dump_buf + offset,
1947					     dump, "id", split_id);
1948	if (reg_type_name)
1949		offset += qed_dump_str_param(dump_buf + offset,
1950					     dump, "type", reg_type_name);
1951
1952	return offset;
1953}
1954
1955/* Reads the specified registers into the specified buffer.
1956 * The addr and len arguments are specified in dwords.
1957 */
1958void qed_read_regs(struct qed_hwfn *p_hwfn,
1959		   struct qed_ptt *p_ptt, u32 *buf, u32 addr, u32 len)
1960{
1961	u32 i;
1962
1963	for (i = 0; i < len; i++)
1964		buf[i] = qed_rd(p_hwfn, p_ptt, DWORDS_TO_BYTES(addr + i));
1965}
1966
1967/* Dumps the GRC registers in the specified address range.
1968 * Returns the dumped size in dwords.
1969 * The addr and len arguments are specified in dwords.
1970 */
1971static u32 qed_grc_dump_addr_range(struct qed_hwfn *p_hwfn,
1972				   struct qed_ptt *p_ptt,
1973				   u32 *dump_buf,
1974				   bool dump, u32 addr, u32 len, bool wide_bus,
1975				   enum init_split_types split_type,
1976				   u8 split_id)
1977{
1978	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
1979	u8 port_id = 0, pf_id = 0, vf_id = 0;
1980	bool read_using_dmae = false;
1981	u32 thresh;
1982	u16 fid;
1983
1984	if (!dump)
1985		return len;
1986
1987	switch (split_type) {
1988	case SPLIT_TYPE_PORT:
1989		port_id = split_id;
1990		break;
1991	case SPLIT_TYPE_PF:
1992		pf_id = split_id;
1993		break;
1994	case SPLIT_TYPE_PORT_PF:
1995		port_id = split_id / dev_data->num_pfs_per_port;
1996		pf_id = port_id + dev_data->num_ports *
1997		    (split_id % dev_data->num_pfs_per_port);
1998		break;
1999	case SPLIT_TYPE_VF:
2000		vf_id = split_id;
2001		break;
2002	default:
2003		break;
2004	}
2005
2006	/* Try reading using DMAE */
2007	if (dev_data->use_dmae && split_type != SPLIT_TYPE_VF &&
2008	    (len >= s_hw_type_defs[dev_data->hw_type].dmae_thresh ||
2009	     (PROTECT_WIDE_BUS && wide_bus))) {
2010		struct qed_dmae_params dmae_params;
2011
2012		/* Set DMAE params */
2013		memset(&dmae_params, 0, sizeof(dmae_params));
2014		SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_COMPLETION_DST, 1);
2015		switch (split_type) {
2016		case SPLIT_TYPE_PORT:
2017			SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID,
2018				  1);
2019			dmae_params.port_id = port_id;
2020			break;
2021		case SPLIT_TYPE_PF:
2022			SET_FIELD(dmae_params.flags,
2023				  QED_DMAE_PARAMS_SRC_PF_VALID, 1);
2024			dmae_params.src_pfid = pf_id;
2025			break;
2026		case SPLIT_TYPE_PORT_PF:
2027			SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID,
2028				  1);
2029			SET_FIELD(dmae_params.flags,
2030				  QED_DMAE_PARAMS_SRC_PF_VALID, 1);
2031			dmae_params.port_id = port_id;
2032			dmae_params.src_pfid = pf_id;
2033			break;
2034		default:
2035			break;
2036		}
2037
2038		/* Execute DMAE command */
2039		read_using_dmae = !qed_dmae_grc2host(p_hwfn,
2040						     p_ptt,
2041						     DWORDS_TO_BYTES(addr),
2042						     (u64)(uintptr_t)(dump_buf),
2043						     len, &dmae_params);
2044		if (!read_using_dmae) {
2045			dev_data->use_dmae = 0;
2046			DP_VERBOSE(p_hwfn,
2047				   QED_MSG_DEBUG,
2048				   "Failed reading from chip using DMAE, using GRC instead\n");
2049		}
2050	}
2051
2052	if (read_using_dmae)
2053		goto print_log;
2054
2055	/* If not read using DMAE, read using GRC */
2056
2057	/* Set pretend */
2058	if (split_type != dev_data->pretend.split_type ||
2059	    split_id != dev_data->pretend.split_id) {
2060		switch (split_type) {
2061		case SPLIT_TYPE_PORT:
2062			qed_port_pretend(p_hwfn, p_ptt, port_id);
2063			break;
2064		case SPLIT_TYPE_PF:
2065			fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID,
2066					  pf_id);
2067			qed_fid_pretend(p_hwfn, p_ptt, fid);
2068			break;
2069		case SPLIT_TYPE_PORT_PF:
2070			fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID,
2071					  pf_id);
2072			qed_port_fid_pretend(p_hwfn, p_ptt, port_id, fid);
2073			break;
2074		case SPLIT_TYPE_VF:
2075			fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFVALID, 1)
2076			      | FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFID,
2077					  vf_id);
2078			qed_fid_pretend(p_hwfn, p_ptt, fid);
2079			break;
2080		default:
2081			break;
2082		}
2083
2084		dev_data->pretend.split_type = (u8)split_type;
2085		dev_data->pretend.split_id = split_id;
2086	}
2087
2088	/* Read registers using GRC */
2089	qed_read_regs(p_hwfn, p_ptt, dump_buf, addr, len);
2090
2091print_log:
2092	/* Print log */
2093	dev_data->num_regs_read += len;
2094	thresh = s_hw_type_defs[dev_data->hw_type].log_thresh;
2095	if ((dev_data->num_regs_read / thresh) >
2096	    ((dev_data->num_regs_read - len) / thresh))
2097		DP_VERBOSE(p_hwfn,
2098			   QED_MSG_DEBUG,
2099			   "Dumped %d registers...\n", dev_data->num_regs_read);
2100
2101	return len;
2102}
2103
2104/* Dumps GRC registers sequence header. Returns the dumped size in dwords.
2105 * The addr and len arguments are specified in dwords.
2106 */
2107static u32 qed_grc_dump_reg_entry_hdr(u32 *dump_buf,
2108				      bool dump, u32 addr, u32 len)
2109{
2110	if (dump)
2111		*dump_buf = addr | (len << REG_DUMP_LEN_SHIFT);
2112
2113	return 1;
2114}
2115
2116/* Dumps GRC registers sequence. Returns the dumped size in dwords.
2117 * The addr and len arguments are specified in dwords.
2118 */
2119static u32 qed_grc_dump_reg_entry(struct qed_hwfn *p_hwfn,
2120				  struct qed_ptt *p_ptt,
2121				  u32 *dump_buf,
2122				  bool dump, u32 addr, u32 len, bool wide_bus,
2123				  enum init_split_types split_type, u8 split_id)
2124{
2125	u32 offset = 0;
2126
2127	offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, len);
2128	offset += qed_grc_dump_addr_range(p_hwfn,
2129					  p_ptt,
2130					  dump_buf + offset,
2131					  dump, addr, len, wide_bus,
2132					  split_type, split_id);
2133
2134	return offset;
2135}
2136
2137/* Dumps GRC registers sequence with skip cycle.
2138 * Returns the dumped size in dwords.
2139 * - addr:	start GRC address in dwords
2140 * - total_len:	total no. of dwords to dump
2141 * - read_len:	no. consecutive dwords to read
2142 * - skip_len:	no. of dwords to skip (and fill with zeros)
2143 */
2144static u32 qed_grc_dump_reg_entry_skip(struct qed_hwfn *p_hwfn,
2145				       struct qed_ptt *p_ptt,
2146				       u32 *dump_buf,
2147				       bool dump,
2148				       u32 addr,
2149				       u32 total_len,
2150				       u32 read_len, u32 skip_len)
2151{
2152	u32 offset = 0, reg_offset = 0;
2153
2154	offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, total_len);
2155
2156	if (!dump)
2157		return offset + total_len;
2158
2159	while (reg_offset < total_len) {
2160		u32 curr_len = min_t(u32, read_len, total_len - reg_offset);
2161
2162		offset += qed_grc_dump_addr_range(p_hwfn,
2163						  p_ptt,
2164						  dump_buf + offset,
2165						  dump,  addr, curr_len, false,
2166						  SPLIT_TYPE_NONE, 0);
2167		reg_offset += curr_len;
2168		addr += curr_len;
2169
2170		if (reg_offset < total_len) {
2171			curr_len = min_t(u32, skip_len, total_len - skip_len);
2172			memset(dump_buf + offset, 0, DWORDS_TO_BYTES(curr_len));
2173			offset += curr_len;
2174			reg_offset += curr_len;
2175			addr += curr_len;
2176		}
2177	}
2178
2179	return offset;
2180}
2181
2182/* Dumps GRC registers entries. Returns the dumped size in dwords. */
2183static u32 qed_grc_dump_regs_entries(struct qed_hwfn *p_hwfn,
2184				     struct qed_ptt *p_ptt,
2185				     struct virt_mem_desc input_regs_arr,
2186				     u32 *dump_buf,
2187				     bool dump,
2188				     enum init_split_types split_type,
2189				     u8 split_id,
2190				     bool block_enable[MAX_BLOCK_ID],
2191				     u32 *num_dumped_reg_entries)
2192{
2193	u32 i, offset = 0, input_offset = 0;
2194	bool mode_match = true;
2195
2196	*num_dumped_reg_entries = 0;
2197
2198	while (input_offset < BYTES_TO_DWORDS(input_regs_arr.size)) {
2199		const struct dbg_dump_cond_hdr *cond_hdr =
2200		    (const struct dbg_dump_cond_hdr *)
2201		    input_regs_arr.ptr + input_offset++;
2202		u16 modes_buf_offset;
2203		bool eval_mode;
2204
2205		/* Check mode/block */
2206		eval_mode = GET_FIELD(cond_hdr->mode.data,
2207				      DBG_MODE_HDR_EVAL_MODE) > 0;
2208		if (eval_mode) {
2209			modes_buf_offset =
2210				GET_FIELD(cond_hdr->mode.data,
2211					  DBG_MODE_HDR_MODES_BUF_OFFSET);
2212			mode_match = qed_is_mode_match(p_hwfn,
2213						       &modes_buf_offset);
2214		}
2215
2216		if (!mode_match || !block_enable[cond_hdr->block_id]) {
2217			input_offset += cond_hdr->data_size;
2218			continue;
2219		}
2220
2221		for (i = 0; i < cond_hdr->data_size; i++, input_offset++) {
2222			const struct dbg_dump_reg *reg =
2223			    (const struct dbg_dump_reg *)
2224			    input_regs_arr.ptr + input_offset;
2225			u32 addr, len;
2226			bool wide_bus;
2227
2228			addr = GET_FIELD(reg->data, DBG_DUMP_REG_ADDRESS);
2229			len = GET_FIELD(reg->data, DBG_DUMP_REG_LENGTH);
2230			wide_bus = GET_FIELD(reg->data, DBG_DUMP_REG_WIDE_BUS);
2231			offset += qed_grc_dump_reg_entry(p_hwfn,
2232							 p_ptt,
2233							 dump_buf + offset,
2234							 dump,
2235							 addr,
2236							 len,
2237							 wide_bus,
2238							 split_type, split_id);
2239			(*num_dumped_reg_entries)++;
2240		}
2241	}
2242
2243	return offset;
2244}
2245
2246/* Dumps GRC registers entries. Returns the dumped size in dwords. */
2247static u32 qed_grc_dump_split_data(struct qed_hwfn *p_hwfn,
2248				   struct qed_ptt *p_ptt,
2249				   struct virt_mem_desc input_regs_arr,
2250				   u32 *dump_buf,
2251				   bool dump,
2252				   bool block_enable[MAX_BLOCK_ID],
2253				   enum init_split_types split_type,
2254				   u8 split_id, const char *reg_type_name)
2255{
2256	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
2257	enum init_split_types hdr_split_type = split_type;
2258	u32 num_dumped_reg_entries, offset;
2259	u8 hdr_split_id = split_id;
2260
2261	/* In PORT_PF split type, print a port split header */
2262	if (split_type == SPLIT_TYPE_PORT_PF) {
2263		hdr_split_type = SPLIT_TYPE_PORT;
2264		hdr_split_id = split_id / dev_data->num_pfs_per_port;
2265	}
2266
2267	/* Calculate register dump header size (and skip it for now) */
2268	offset = qed_grc_dump_regs_hdr(dump_buf,
2269				       false,
2270				       0,
2271				       hdr_split_type,
2272				       hdr_split_id, reg_type_name);
2273
2274	/* Dump registers */
2275	offset += qed_grc_dump_regs_entries(p_hwfn,
2276					    p_ptt,
2277					    input_regs_arr,
2278					    dump_buf + offset,
2279					    dump,
2280					    split_type,
2281					    split_id,
2282					    block_enable,
2283					    &num_dumped_reg_entries);
2284
2285	/* Write register dump header */
2286	if (dump && num_dumped_reg_entries > 0)
2287		qed_grc_dump_regs_hdr(dump_buf,
2288				      dump,
2289				      num_dumped_reg_entries,
2290				      hdr_split_type,
2291				      hdr_split_id, reg_type_name);
2292
2293	return num_dumped_reg_entries > 0 ? offset : 0;
2294}
2295
2296/* Dumps registers according to the input registers array. Returns the dumped
2297 * size in dwords.
2298 */
2299static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn,
2300				  struct qed_ptt *p_ptt,
2301				  u32 *dump_buf,
2302				  bool dump,
2303				  bool block_enable[MAX_BLOCK_ID],
2304				  const char *reg_type_name)
2305{
2306	struct virt_mem_desc *dbg_buf =
2307	    &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG];
2308	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
2309	u32 offset = 0, input_offset = 0;
2310
2311	while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) {
2312		const struct dbg_dump_split_hdr *split_hdr;
2313		struct virt_mem_desc curr_input_regs_arr;
2314		enum init_split_types split_type;
2315		u16 split_count = 0;
2316		u32 split_data_size;
2317		u8 split_id;
2318
2319		split_hdr =
2320		    (const struct dbg_dump_split_hdr *)
2321		    dbg_buf->ptr + input_offset++;
2322		split_type =
2323		    GET_FIELD(split_hdr->hdr,
2324			      DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID);
2325		split_data_size = GET_FIELD(split_hdr->hdr,
2326					    DBG_DUMP_SPLIT_HDR_DATA_SIZE);
2327		curr_input_regs_arr.ptr =
2328		    (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr +
2329		    input_offset;
2330		curr_input_regs_arr.size = DWORDS_TO_BYTES(split_data_size);
2331
2332		switch (split_type) {
2333		case SPLIT_TYPE_NONE:
2334			split_count = 1;
2335			break;
2336		case SPLIT_TYPE_PORT:
2337			split_count = dev_data->num_ports;
2338			break;
2339		case SPLIT_TYPE_PF:
2340		case SPLIT_TYPE_PORT_PF:
2341			split_count = dev_data->num_ports *
2342			    dev_data->num_pfs_per_port;
2343			break;
2344		case SPLIT_TYPE_VF:
2345			split_count = dev_data->num_vfs;
2346			break;
2347		default:
2348			return 0;
2349		}
2350
2351		for (split_id = 0; split_id < split_count; split_id++)
2352			offset += qed_grc_dump_split_data(p_hwfn, p_ptt,
2353							  curr_input_regs_arr,
2354							  dump_buf + offset,
2355							  dump, block_enable,
2356							  split_type,
2357							  split_id,
2358							  reg_type_name);
2359
2360		input_offset += split_data_size;
2361	}
2362
2363	/* Cancel pretends (pretend to original PF) */
2364	if (dump) {
2365		qed_fid_pretend(p_hwfn, p_ptt,
2366				FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID,
2367					    p_hwfn->rel_pf_id));
2368		dev_data->pretend.split_type = SPLIT_TYPE_NONE;
2369		dev_data->pretend.split_id = 0;
2370	}
2371
2372	return offset;
2373}
2374
2375/* Dump reset registers. Returns the dumped size in dwords. */
2376static u32 qed_grc_dump_reset_regs(struct qed_hwfn *p_hwfn,
2377				   struct qed_ptt *p_ptt,
2378				   u32 *dump_buf, bool dump)
2379{
2380	u32 offset = 0, num_regs = 0;
2381	u8 reset_reg_id;
2382
2383	/* Calculate header size */
2384	offset += qed_grc_dump_regs_hdr(dump_buf,
2385					false,
2386					0, SPLIT_TYPE_NONE, 0, "RESET_REGS");
2387
2388	/* Write reset registers */
2389	for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS;
2390	     reset_reg_id++) {
2391		const struct dbg_reset_reg *reset_reg;
2392		u32 reset_reg_addr;
2393
2394		reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id);
2395
2396		if (GET_FIELD(reset_reg->data, DBG_RESET_REG_IS_REMOVED))
2397			continue;
2398
2399		reset_reg_addr = GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR);
2400		offset += qed_grc_dump_reg_entry(p_hwfn,
2401						 p_ptt,
2402						 dump_buf + offset,
2403						 dump,
2404						 reset_reg_addr,
2405						 1, false, SPLIT_TYPE_NONE, 0);
2406		num_regs++;
2407	}
2408
2409	/* Write header */
2410	if (dump)
2411		qed_grc_dump_regs_hdr(dump_buf,
2412				      true, num_regs, SPLIT_TYPE_NONE,
2413				      0, "RESET_REGS");
2414
2415	return offset;
2416}
2417
2418/* Dump registers that are modified during GRC Dump and therefore must be
2419 * dumped first. Returns the dumped size in dwords.
2420 */
2421static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn,
2422				      struct qed_ptt *p_ptt,
2423				      u32 *dump_buf, bool dump)
2424{
2425	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
2426	u32 block_id, offset = 0, stall_regs_offset;
2427	const struct dbg_attn_reg *attn_reg_arr;
2428	u8 storm_id, reg_idx, num_attn_regs;
2429	u32 num_reg_entries = 0;
2430
2431	/* Write empty header for attention registers */
2432	offset += qed_grc_dump_regs_hdr(dump_buf,
2433					false,
2434					0, SPLIT_TYPE_NONE, 0, "ATTN_REGS");
2435
2436	/* Write parity registers */
2437	for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) {
2438		if (dev_data->block_in_reset[block_id] && dump)
2439			continue;
2440
2441		attn_reg_arr = qed_get_block_attn_regs(p_hwfn,
2442						       (enum block_id)block_id,
2443						       ATTN_TYPE_PARITY,
2444						       &num_attn_regs);
2445
2446		for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) {
2447			const struct dbg_attn_reg *reg_data =
2448				&attn_reg_arr[reg_idx];
2449			u16 modes_buf_offset;
2450			bool eval_mode;
2451			u32 addr;
2452
2453			/* Check mode */
2454			eval_mode = GET_FIELD(reg_data->mode.data,
2455					      DBG_MODE_HDR_EVAL_MODE) > 0;
2456			modes_buf_offset =
2457				GET_FIELD(reg_data->mode.data,
2458					  DBG_MODE_HDR_MODES_BUF_OFFSET);
2459			if (eval_mode &&
2460			    !qed_is_mode_match(p_hwfn, &modes_buf_offset))
2461				continue;
2462
2463			/* Mode match: read & dump registers */
2464			addr = reg_data->mask_address;
2465			offset += qed_grc_dump_reg_entry(p_hwfn,
2466							 p_ptt,
2467							 dump_buf + offset,
2468							 dump,
2469							 addr,
2470							 1, false,
2471							 SPLIT_TYPE_NONE, 0);
2472			addr = GET_FIELD(reg_data->data,
2473					 DBG_ATTN_REG_STS_ADDRESS);
2474			offset += qed_grc_dump_reg_entry(p_hwfn,
2475							 p_ptt,
2476							 dump_buf + offset,
2477							 dump,
2478							 addr,
2479							 1, false,
2480							 SPLIT_TYPE_NONE, 0);
2481			num_reg_entries += 2;
2482		}
2483	}
2484
2485	/* Overwrite header for attention registers */
2486	if (dump)
2487		qed_grc_dump_regs_hdr(dump_buf,
2488				      true,
2489				      num_reg_entries,
2490				      SPLIT_TYPE_NONE, 0, "ATTN_REGS");
2491
2492	/* Write empty header for stall registers */
2493	stall_regs_offset = offset;
2494	offset += qed_grc_dump_regs_hdr(dump_buf,
2495					false, 0, SPLIT_TYPE_NONE, 0, "REGS");
2496
2497	/* Write Storm stall status registers */
2498	for (storm_id = 0, num_reg_entries = 0; storm_id < MAX_DBG_STORMS;
2499	     storm_id++) {
2500		struct storm_defs *storm = &s_storm_defs[storm_id];
2501		u32 addr;
2502
2503		if (dev_data->block_in_reset[storm->sem_block_id] && dump)
2504			continue;
2505
2506		addr =
2507		    BYTES_TO_DWORDS(storm->sem_fast_mem_addr +
2508				    SEM_FAST_REG_STALLED);
2509		offset += qed_grc_dump_reg_entry(p_hwfn,
2510						 p_ptt,
2511						 dump_buf + offset,
2512						 dump,
2513						 addr,
2514						 1,
2515						 false, SPLIT_TYPE_NONE, 0);
2516		num_reg_entries++;
2517	}
2518
2519	/* Overwrite header for stall registers */
2520	if (dump)
2521		qed_grc_dump_regs_hdr(dump_buf + stall_regs_offset,
2522				      true,
2523				      num_reg_entries,
2524				      SPLIT_TYPE_NONE, 0, "REGS");
2525
2526	return offset;
2527}
2528
2529/* Dumps registers that can't be represented in the debug arrays */
2530static u32 qed_grc_dump_special_regs(struct qed_hwfn *p_hwfn,
2531				     struct qed_ptt *p_ptt,
2532				     u32 *dump_buf, bool dump)
2533{
2534	u32 offset = 0, addr;
2535
2536	offset += qed_grc_dump_regs_hdr(dump_buf,
2537					dump, 2, SPLIT_TYPE_NONE, 0, "REGS");
2538
2539	/* Dump R/TDIF_REG_DEBUG_ERROR_INFO_SIZE (every 8'th register should be
2540	 * skipped).
2541	 */
2542	addr = BYTES_TO_DWORDS(RDIF_REG_DEBUG_ERROR_INFO);
2543	offset += qed_grc_dump_reg_entry_skip(p_hwfn,
2544					      p_ptt,
2545					      dump_buf + offset,
2546					      dump,
2547					      addr,
2548					      RDIF_REG_DEBUG_ERROR_INFO_SIZE,
2549					      7,
2550					      1);
2551	addr = BYTES_TO_DWORDS(TDIF_REG_DEBUG_ERROR_INFO);
2552	offset +=
2553	    qed_grc_dump_reg_entry_skip(p_hwfn,
2554					p_ptt,
2555					dump_buf + offset,
2556					dump,
2557					addr,
2558					TDIF_REG_DEBUG_ERROR_INFO_SIZE,
2559					7,
2560					1);
2561
2562	return offset;
2563}
2564
2565/* Dumps a GRC memory header (section and params). Returns the dumped size in
2566 * dwords. The following parameters are dumped:
2567 * - name:	   dumped only if it's not NULL.
2568 * - addr:	   in dwords, dumped only if name is NULL.
2569 * - len:	   in dwords, always dumped.
2570 * - width:	   dumped if it's not zero.
2571 * - packed:	   dumped only if it's not false.
2572 * - mem_group:	   always dumped.
2573 * - is_storm:	   true only if the memory is related to a Storm.
2574 * - storm_letter: valid only if is_storm is true.
2575 *
2576 */
2577static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn,
2578				u32 *dump_buf,
2579				bool dump,
2580				const char *name,
2581				u32 addr,
2582				u32 len,
2583				u32 bit_width,
2584				bool packed,
2585				const char *mem_group, char storm_letter)
2586{
2587	u8 num_params = 3;
2588	u32 offset = 0;
2589	char buf[64];
2590
2591	if (!len)
2592		DP_NOTICE(p_hwfn,
2593			  "Unexpected GRC Dump error: dumped memory size must be non-zero\n");
2594
2595	if (bit_width)
2596		num_params++;
2597	if (packed)
2598		num_params++;
2599
2600	/* Dump section header */
2601	offset += qed_dump_section_hdr(dump_buf + offset,
2602				       dump, "grc_mem", num_params);
2603
2604	if (name) {
2605		/* Dump name */
2606		if (storm_letter) {
2607			strcpy(buf, "?STORM_");
2608			buf[0] = storm_letter;
2609			strcpy(buf + strlen(buf), name);
2610		} else {
2611			strcpy(buf, name);
2612		}
2613
2614		offset += qed_dump_str_param(dump_buf + offset,
2615					     dump, "name", buf);
2616	} else {
2617		/* Dump address */
2618		u32 addr_in_bytes = DWORDS_TO_BYTES(addr);
2619
2620		offset += qed_dump_num_param(dump_buf + offset,
2621					     dump, "addr", addr_in_bytes);
2622	}
2623
2624	/* Dump len */
2625	offset += qed_dump_num_param(dump_buf + offset, dump, "len", len);
2626
2627	/* Dump bit width */
2628	if (bit_width)
2629		offset += qed_dump_num_param(dump_buf + offset,
2630					     dump, "width", bit_width);
2631
2632	/* Dump packed */
2633	if (packed)
2634		offset += qed_dump_num_param(dump_buf + offset,
2635					     dump, "packed", 1);
2636
2637	/* Dump reg type */
2638	if (storm_letter) {
2639		strcpy(buf, "?STORM_");
2640		buf[0] = storm_letter;
2641		strcpy(buf + strlen(buf), mem_group);
2642	} else {
2643		strcpy(buf, mem_group);
2644	}
2645
2646	offset += qed_dump_str_param(dump_buf + offset, dump, "type", buf);
2647
2648	return offset;
2649}
2650
2651/* Dumps a single GRC memory. If name is NULL, the memory is stored by address.
2652 * Returns the dumped size in dwords.
2653 * The addr and len arguments are specified in dwords.
2654 */
2655static u32 qed_grc_dump_mem(struct qed_hwfn *p_hwfn,
2656			    struct qed_ptt *p_ptt,
2657			    u32 *dump_buf,
2658			    bool dump,
2659			    const char *name,
2660			    u32 addr,
2661			    u32 len,
2662			    bool wide_bus,
2663			    u32 bit_width,
2664			    bool packed,
2665			    const char *mem_group, char storm_letter)
2666{
2667	u32 offset = 0;
2668
2669	offset += qed_grc_dump_mem_hdr(p_hwfn,
2670				       dump_buf + offset,
2671				       dump,
2672				       name,
2673				       addr,
2674				       len,
2675				       bit_width,
2676				       packed, mem_group, storm_letter);
2677	offset += qed_grc_dump_addr_range(p_hwfn,
2678					  p_ptt,
2679					  dump_buf + offset,
2680					  dump, addr, len, wide_bus,
2681					  SPLIT_TYPE_NONE, 0);
2682
2683	return offset;
2684}
2685
2686/* Dumps GRC memories entries. Returns the dumped size in dwords. */
2687static u32 qed_grc_dump_mem_entries(struct qed_hwfn *p_hwfn,
2688				    struct qed_ptt *p_ptt,
2689				    struct virt_mem_desc input_mems_arr,
2690				    u32 *dump_buf, bool dump)
2691{
2692	u32 i, offset = 0, input_offset = 0;
2693	bool mode_match = true;
2694
2695	while (input_offset < BYTES_TO_DWORDS(input_mems_arr.size)) {
2696		const struct dbg_dump_cond_hdr *cond_hdr;
2697		u16 modes_buf_offset;
2698		u32 num_entries;
2699		bool eval_mode;
2700
2701		cond_hdr =
2702		    (const struct dbg_dump_cond_hdr *)input_mems_arr.ptr +
2703		    input_offset++;
2704		num_entries = cond_hdr->data_size / MEM_DUMP_ENTRY_SIZE_DWORDS;
2705
2706		/* Check required mode */
2707		eval_mode = GET_FIELD(cond_hdr->mode.data,
2708				      DBG_MODE_HDR_EVAL_MODE) > 0;
2709		if (eval_mode) {
2710			modes_buf_offset =
2711				GET_FIELD(cond_hdr->mode.data,
2712					  DBG_MODE_HDR_MODES_BUF_OFFSET);
2713			mode_match = qed_is_mode_match(p_hwfn,
2714						       &modes_buf_offset);
2715		}
2716
2717		if (!mode_match) {
2718			input_offset += cond_hdr->data_size;
2719			continue;
2720		}
2721
2722		for (i = 0; i < num_entries;
2723		     i++, input_offset += MEM_DUMP_ENTRY_SIZE_DWORDS) {
2724			const struct dbg_dump_mem *mem =
2725			    (const struct dbg_dump_mem *)((u32 *)
2726							  input_mems_arr.ptr
2727							  + input_offset);
2728			const struct dbg_block *block;
2729			char storm_letter = 0;
2730			u32 mem_addr, mem_len;
2731			bool mem_wide_bus;
2732			u8 mem_group_id;
2733
2734			mem_group_id = GET_FIELD(mem->dword0,
2735						 DBG_DUMP_MEM_MEM_GROUP_ID);
2736			if (mem_group_id >= MEM_GROUPS_NUM) {
2737				DP_NOTICE(p_hwfn, "Invalid mem_group_id\n");
2738				return 0;
2739			}
2740
2741			if (!qed_grc_is_mem_included(p_hwfn,
2742						     (enum block_id)
2743						     cond_hdr->block_id,
2744						     mem_group_id))
2745				continue;
2746
2747			mem_addr = GET_FIELD(mem->dword0, DBG_DUMP_MEM_ADDRESS);
2748			mem_len = GET_FIELD(mem->dword1, DBG_DUMP_MEM_LENGTH);
2749			mem_wide_bus = GET_FIELD(mem->dword1,
2750						 DBG_DUMP_MEM_WIDE_BUS);
2751
2752			block = get_dbg_block(p_hwfn,
2753					      cond_hdr->block_id);
2754
2755			/* If memory is associated with Storm,
2756			 * update storm details
2757			 */
2758			if (block->associated_storm_letter)
2759				storm_letter = block->associated_storm_letter;
2760
2761			/* Dump memory */
2762			offset += qed_grc_dump_mem(p_hwfn,
2763						p_ptt,
2764						dump_buf + offset,
2765						dump,
2766						NULL,
2767						mem_addr,
2768						mem_len,
2769						mem_wide_bus,
2770						0,
2771						false,
2772						s_mem_group_names[mem_group_id],
2773						storm_letter);
2774		}
2775	}
2776
2777	return offset;
2778}
2779
2780/* Dumps GRC memories according to the input array dump_mem.
2781 * Returns the dumped size in dwords.
2782 */
2783static u32 qed_grc_dump_memories(struct qed_hwfn *p_hwfn,
2784				 struct qed_ptt *p_ptt,
2785				 u32 *dump_buf, bool dump)
2786{
2787	struct virt_mem_desc *dbg_buf =
2788	    &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM];
2789	u32 offset = 0, input_offset = 0;
2790
2791	while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) {
2792		const struct dbg_dump_split_hdr *split_hdr;
2793		struct virt_mem_desc curr_input_mems_arr;
2794		enum init_split_types split_type;
2795		u32 split_data_size;
2796
2797		split_hdr =
2798		    (const struct dbg_dump_split_hdr *)dbg_buf->ptr +
2799		    input_offset++;
2800		split_type = GET_FIELD(split_hdr->hdr,
2801				       DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID);
2802		split_data_size = GET_FIELD(split_hdr->hdr,
2803					    DBG_DUMP_SPLIT_HDR_DATA_SIZE);
2804		curr_input_mems_arr.ptr = (u32 *)dbg_buf->ptr + input_offset;
2805		curr_input_mems_arr.size = DWORDS_TO_BYTES(split_data_size);
2806
2807		if (split_type == SPLIT_TYPE_NONE)
2808			offset += qed_grc_dump_mem_entries(p_hwfn,
2809							   p_ptt,
2810							   curr_input_mems_arr,
2811							   dump_buf + offset,
2812							   dump);
2813		else
2814			DP_NOTICE(p_hwfn,
2815				  "Dumping split memories is currently not supported\n");
2816
2817		input_offset += split_data_size;
2818	}
2819
2820	return offset;
2821}
2822
2823/* Dumps GRC context data for the specified Storm.
2824 * Returns the dumped size in dwords.
2825 * The lid_size argument is specified in quad-regs.
2826 */
2827static u32 qed_grc_dump_ctx_data(struct qed_hwfn *p_hwfn,
2828				 struct qed_ptt *p_ptt,
2829				 u32 *dump_buf,
2830				 bool dump,
2831				 const char *name,
2832				 u32 num_lids,
2833				 enum cm_ctx_types ctx_type, u8 storm_id)
2834{
2835	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
2836	struct storm_defs *storm = &s_storm_defs[storm_id];
2837	u32 i, lid, lid_size, total_size;
2838	u32 rd_reg_addr, offset = 0;
2839
2840	/* Convert quad-regs to dwords */
2841	lid_size = storm->cm_ctx_lid_sizes[dev_data->chip_id][ctx_type] * 4;
2842
2843	if (!lid_size)
2844		return 0;
2845
2846	total_size = num_lids * lid_size;
2847
2848	offset += qed_grc_dump_mem_hdr(p_hwfn,
2849				       dump_buf + offset,
2850				       dump,
2851				       name,
2852				       0,
2853				       total_size,
2854				       lid_size * 32,
2855				       false, name, storm->letter);
2856
2857	if (!dump)
2858		return offset + total_size;
2859
2860	rd_reg_addr = BYTES_TO_DWORDS(storm->cm_ctx_rd_addr[ctx_type]);
2861
2862	/* Dump context data */
2863	for (lid = 0; lid < num_lids; lid++) {
2864		for (i = 0; i < lid_size; i++) {
2865			qed_wr(p_hwfn,
2866			       p_ptt, storm->cm_ctx_wr_addr, (i << 9) | lid);
2867			offset += qed_grc_dump_addr_range(p_hwfn,
2868							  p_ptt,
2869							  dump_buf + offset,
2870							  dump,
2871							  rd_reg_addr,
2872							  1,
2873							  false,
2874							  SPLIT_TYPE_NONE, 0);
2875		}
2876	}
2877
2878	return offset;
2879}
2880
2881/* Dumps GRC contexts. Returns the dumped size in dwords. */
2882static u32 qed_grc_dump_ctx(struct qed_hwfn *p_hwfn,
2883			    struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
2884{
2885	u32 offset = 0;
2886	u8 storm_id;
2887
2888	for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
2889		if (!qed_grc_is_storm_included(p_hwfn,
2890					       (enum dbg_storms)storm_id))
2891			continue;
2892
2893		/* Dump Conn AG context size */
2894		offset += qed_grc_dump_ctx_data(p_hwfn,
2895						p_ptt,
2896						dump_buf + offset,
2897						dump,
2898						"CONN_AG_CTX",
2899						NUM_OF_LCIDS,
2900						CM_CTX_CONN_AG, storm_id);
2901
2902		/* Dump Conn ST context size */
2903		offset += qed_grc_dump_ctx_data(p_hwfn,
2904						p_ptt,
2905						dump_buf + offset,
2906						dump,
2907						"CONN_ST_CTX",
2908						NUM_OF_LCIDS,
2909						CM_CTX_CONN_ST, storm_id);
2910
2911		/* Dump Task AG context size */
2912		offset += qed_grc_dump_ctx_data(p_hwfn,
2913						p_ptt,
2914						dump_buf + offset,
2915						dump,
2916						"TASK_AG_CTX",
2917						NUM_OF_LTIDS,
2918						CM_CTX_TASK_AG, storm_id);
2919
2920		/* Dump Task ST context size */
2921		offset += qed_grc_dump_ctx_data(p_hwfn,
2922						p_ptt,
2923						dump_buf + offset,
2924						dump,
2925						"TASK_ST_CTX",
2926						NUM_OF_LTIDS,
2927						CM_CTX_TASK_ST, storm_id);
2928	}
2929
2930	return offset;
2931}
2932
2933#define VFC_STATUS_RESP_READY_BIT	0
2934#define VFC_STATUS_BUSY_BIT		1
2935#define VFC_STATUS_SENDING_CMD_BIT	2
2936
2937#define VFC_POLLING_DELAY_MS	1
2938#define VFC_POLLING_COUNT		20
2939
2940/* Reads data from VFC. Returns the number of dwords read (0 on error).
2941 * Sizes are specified in dwords.
2942 */
2943static u32 qed_grc_dump_read_from_vfc(struct qed_hwfn *p_hwfn,
2944				      struct qed_ptt *p_ptt,
2945				      struct storm_defs *storm,
2946				      u32 *cmd_data,
2947				      u32 cmd_size,
2948				      u32 *addr_data,
2949				      u32 addr_size,
2950				      u32 resp_size, u32 *dump_buf)
2951{
2952	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
2953	u32 vfc_status, polling_ms, polling_count = 0, i;
2954	u32 reg_addr, sem_base;
2955	bool is_ready = false;
2956
2957	sem_base = storm->sem_fast_mem_addr;
2958	polling_ms = VFC_POLLING_DELAY_MS *
2959	    s_hw_type_defs[dev_data->hw_type].delay_factor;
2960
2961	/* Write VFC command */
2962	ARR_REG_WR(p_hwfn,
2963		   p_ptt,
2964		   sem_base + SEM_FAST_REG_VFC_DATA_WR,
2965		   cmd_data, cmd_size);
2966
2967	/* Write VFC address */
2968	ARR_REG_WR(p_hwfn,
2969		   p_ptt,
2970		   sem_base + SEM_FAST_REG_VFC_ADDR,
2971		   addr_data, addr_size);
2972
2973	/* Read response */
2974	for (i = 0; i < resp_size; i++) {
2975		/* Poll until ready */
2976		do {
2977			reg_addr = sem_base + SEM_FAST_REG_VFC_STATUS;
2978			qed_grc_dump_addr_range(p_hwfn,
2979						p_ptt,
2980						&vfc_status,
2981						true,
2982						BYTES_TO_DWORDS(reg_addr),
2983						1,
2984						false, SPLIT_TYPE_NONE, 0);
2985			is_ready = vfc_status & BIT(VFC_STATUS_RESP_READY_BIT);
2986
2987			if (!is_ready) {
2988				if (polling_count++ == VFC_POLLING_COUNT)
2989					return 0;
2990
2991				msleep(polling_ms);
2992			}
2993		} while (!is_ready);
2994
2995		reg_addr = sem_base + SEM_FAST_REG_VFC_DATA_RD;
2996		qed_grc_dump_addr_range(p_hwfn,
2997					p_ptt,
2998					dump_buf + i,
2999					true,
3000					BYTES_TO_DWORDS(reg_addr),
3001					1, false, SPLIT_TYPE_NONE, 0);
3002	}
3003
3004	return resp_size;
3005}
3006
3007/* Dump VFC CAM. Returns the dumped size in dwords. */
3008static u32 qed_grc_dump_vfc_cam(struct qed_hwfn *p_hwfn,
3009				struct qed_ptt *p_ptt,
3010				u32 *dump_buf, bool dump, u8 storm_id)
3011{
3012	u32 total_size = VFC_CAM_NUM_ROWS * VFC_CAM_RESP_DWORDS;
3013	struct storm_defs *storm = &s_storm_defs[storm_id];
3014	u32 cam_addr[VFC_CAM_ADDR_DWORDS] = { 0 };
3015	u32 cam_cmd[VFC_CAM_CMD_DWORDS] = { 0 };
3016	u32 row, offset = 0;
3017
3018	offset += qed_grc_dump_mem_hdr(p_hwfn,
3019				       dump_buf + offset,
3020				       dump,
3021				       "vfc_cam",
3022				       0,
3023				       total_size,
3024				       256,
3025				       false, "vfc_cam", storm->letter);
3026
3027	if (!dump)
3028		return offset + total_size;
3029
3030	/* Prepare CAM address */
3031	SET_VAR_FIELD(cam_addr, VFC_CAM_ADDR, OP, VFC_OPCODE_CAM_RD);
3032
3033	/* Read VFC CAM data */
3034	for (row = 0; row < VFC_CAM_NUM_ROWS; row++) {
3035		SET_VAR_FIELD(cam_cmd, VFC_CAM_CMD, ROW, row);
3036		offset += qed_grc_dump_read_from_vfc(p_hwfn,
3037						     p_ptt,
3038						     storm,
3039						     cam_cmd,
3040						     VFC_CAM_CMD_DWORDS,
3041						     cam_addr,
3042						     VFC_CAM_ADDR_DWORDS,
3043						     VFC_CAM_RESP_DWORDS,
3044						     dump_buf + offset);
3045	}
3046
3047	return offset;
3048}
3049
3050/* Dump VFC RAM. Returns the dumped size in dwords. */
3051static u32 qed_grc_dump_vfc_ram(struct qed_hwfn *p_hwfn,
3052				struct qed_ptt *p_ptt,
3053				u32 *dump_buf,
3054				bool dump,
3055				u8 storm_id, struct vfc_ram_defs *ram_defs)
3056{
3057	u32 total_size = ram_defs->num_rows * VFC_RAM_RESP_DWORDS;
3058	struct storm_defs *storm = &s_storm_defs[storm_id];
3059	u32 ram_addr[VFC_RAM_ADDR_DWORDS] = { 0 };
3060	u32 ram_cmd[VFC_RAM_CMD_DWORDS] = { 0 };
3061	u32 row, offset = 0;
3062
3063	offset += qed_grc_dump_mem_hdr(p_hwfn,
3064				       dump_buf + offset,
3065				       dump,
3066				       ram_defs->mem_name,
3067				       0,
3068				       total_size,
3069				       256,
3070				       false,
3071				       ram_defs->type_name,
3072				       storm->letter);
3073
3074	if (!dump)
3075		return offset + total_size;
3076
3077	/* Prepare RAM address */
3078	SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, OP, VFC_OPCODE_RAM_RD);
3079
3080	/* Read VFC RAM data */
3081	for (row = ram_defs->base_row;
3082	     row < ram_defs->base_row + ram_defs->num_rows; row++) {
3083		SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, ROW, row);
3084		offset += qed_grc_dump_read_from_vfc(p_hwfn,
3085						     p_ptt,
3086						     storm,
3087						     ram_cmd,
3088						     VFC_RAM_CMD_DWORDS,
3089						     ram_addr,
3090						     VFC_RAM_ADDR_DWORDS,
3091						     VFC_RAM_RESP_DWORDS,
3092						     dump_buf + offset);
3093	}
3094
3095	return offset;
3096}
3097
3098/* Dumps GRC VFC data. Returns the dumped size in dwords. */
3099static u32 qed_grc_dump_vfc(struct qed_hwfn *p_hwfn,
3100			    struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
3101{
3102	u8 storm_id, i;
3103	u32 offset = 0;
3104
3105	for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
3106		if (!qed_grc_is_storm_included(p_hwfn,
3107					       (enum dbg_storms)storm_id) ||
3108		    !s_storm_defs[storm_id].has_vfc)
3109			continue;
3110
3111		/* Read CAM */
3112		offset += qed_grc_dump_vfc_cam(p_hwfn,
3113					       p_ptt,
3114					       dump_buf + offset,
3115					       dump, storm_id);
3116
3117		/* Read RAM */
3118		for (i = 0; i < NUM_VFC_RAM_TYPES; i++)
3119			offset += qed_grc_dump_vfc_ram(p_hwfn,
3120						       p_ptt,
3121						       dump_buf + offset,
3122						       dump,
3123						       storm_id,
3124						       &s_vfc_ram_defs[i]);
3125	}
3126
3127	return offset;
3128}
3129
3130/* Dumps GRC RSS data. Returns the dumped size in dwords. */
3131static u32 qed_grc_dump_rss(struct qed_hwfn *p_hwfn,
3132			    struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
3133{
3134	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
3135	u32 offset = 0;
3136	u8 rss_mem_id;
3137
3138	for (rss_mem_id = 0; rss_mem_id < NUM_RSS_MEM_TYPES; rss_mem_id++) {
3139		u32 rss_addr, num_entries, total_dwords;
3140		struct rss_mem_defs *rss_defs;
3141		u32 addr, num_dwords_to_read;
3142		bool packed;
3143
3144		rss_defs = &s_rss_mem_defs[rss_mem_id];
3145		rss_addr = rss_defs->addr;
3146		num_entries = rss_defs->num_entries[dev_data->chip_id];
3147		total_dwords = (num_entries * rss_defs->entry_width) / 32;
3148		packed = (rss_defs->entry_width == 16);
3149
3150		offset += qed_grc_dump_mem_hdr(p_hwfn,
3151					       dump_buf + offset,
3152					       dump,
3153					       rss_defs->mem_name,
3154					       0,
3155					       total_dwords,
3156					       rss_defs->entry_width,
3157					       packed,
3158					       rss_defs->type_name, 0);
3159
3160		/* Dump RSS data */
3161		if (!dump) {
3162			offset += total_dwords;
3163			continue;
3164		}
3165
3166		addr = BYTES_TO_DWORDS(RSS_REG_RSS_RAM_DATA);
3167		while (total_dwords) {
3168			num_dwords_to_read = min_t(u32,
3169						   RSS_REG_RSS_RAM_DATA_SIZE,
3170						   total_dwords);
3171			qed_wr(p_hwfn, p_ptt, RSS_REG_RSS_RAM_ADDR, rss_addr);
3172			offset += qed_grc_dump_addr_range(p_hwfn,
3173							  p_ptt,
3174							  dump_buf + offset,
3175							  dump,
3176							  addr,
3177							  num_dwords_to_read,
3178							  false,
3179							  SPLIT_TYPE_NONE, 0);
3180			total_dwords -= num_dwords_to_read;
3181			rss_addr++;
3182		}
3183	}
3184
3185	return offset;
3186}
3187
3188/* Dumps GRC Big RAM. Returns the dumped size in dwords. */
3189static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn,
3190				struct qed_ptt *p_ptt,
3191				u32 *dump_buf, bool dump, u8 big_ram_id)
3192{
3193	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
3194	u32 block_size, ram_size, offset = 0, reg_val, i;
3195	char mem_name[12] = "???_BIG_RAM";
3196	char type_name[8] = "???_RAM";
3197	struct big_ram_defs *big_ram;
3198
3199	big_ram = &s_big_ram_defs[big_ram_id];
3200	ram_size = big_ram->ram_size[dev_data->chip_id];
3201
3202	reg_val = qed_rd(p_hwfn, p_ptt, big_ram->is_256b_reg_addr);
3203	block_size = reg_val &
3204		     BIT(big_ram->is_256b_bit_offset[dev_data->chip_id]) ? 256
3205									 : 128;
3206
3207	memcpy(type_name, big_ram->instance_name, BIG_RAM_NAME_LEN);
3208	memcpy(mem_name, big_ram->instance_name, BIG_RAM_NAME_LEN);
3209
3210	/* Dump memory header */
3211	offset += qed_grc_dump_mem_hdr(p_hwfn,
3212				       dump_buf + offset,
3213				       dump,
3214				       mem_name,
3215				       0,
3216				       ram_size,
3217				       block_size * 8,
3218				       false, type_name, 0);
3219
3220	/* Read and dump Big RAM data */
3221	if (!dump)
3222		return offset + ram_size;
3223
3224	/* Dump Big RAM */
3225	for (i = 0; i < DIV_ROUND_UP(ram_size, BRB_REG_BIG_RAM_DATA_SIZE);
3226	     i++) {
3227		u32 addr, len;
3228
3229		qed_wr(p_hwfn, p_ptt, big_ram->addr_reg_addr, i);
3230		addr = BYTES_TO_DWORDS(big_ram->data_reg_addr);
3231		len = BRB_REG_BIG_RAM_DATA_SIZE;
3232		offset += qed_grc_dump_addr_range(p_hwfn,
3233						  p_ptt,
3234						  dump_buf + offset,
3235						  dump,
3236						  addr,
3237						  len,
3238						  false, SPLIT_TYPE_NONE, 0);
3239	}
3240
3241	return offset;
3242}
3243
3244/* Dumps MCP scratchpad. Returns the dumped size in dwords. */
3245static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn,
3246			    struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
3247{
3248	bool block_enable[MAX_BLOCK_ID] = { 0 };
3249	u32 offset = 0, addr;
3250	bool halted = false;
3251
3252	/* Halt MCP */
3253	if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) {
3254		halted = !qed_mcp_halt(p_hwfn, p_ptt);
3255		if (!halted)
3256			DP_NOTICE(p_hwfn, "MCP halt failed!\n");
3257	}
3258
3259	/* Dump MCP scratchpad */
3260	offset += qed_grc_dump_mem(p_hwfn,
3261				   p_ptt,
3262				   dump_buf + offset,
3263				   dump,
3264				   NULL,
3265				   BYTES_TO_DWORDS(MCP_REG_SCRATCH),
3266				   MCP_REG_SCRATCH_SIZE,
3267				   false, 0, false, "MCP", 0);
3268
3269	/* Dump MCP cpu_reg_file */
3270	offset += qed_grc_dump_mem(p_hwfn,
3271				   p_ptt,
3272				   dump_buf + offset,
3273				   dump,
3274				   NULL,
3275				   BYTES_TO_DWORDS(MCP_REG_CPU_REG_FILE),
3276				   MCP_REG_CPU_REG_FILE_SIZE,
3277				   false, 0, false, "MCP", 0);
3278
3279	/* Dump MCP registers */
3280	block_enable[BLOCK_MCP] = true;
3281	offset += qed_grc_dump_registers(p_hwfn,
3282					 p_ptt,
3283					 dump_buf + offset,
3284					 dump, block_enable, "MCP");
3285
3286	/* Dump required non-MCP registers */
3287	offset += qed_grc_dump_regs_hdr(dump_buf + offset,
3288					dump, 1, SPLIT_TYPE_NONE, 0,
3289					"MCP");
3290	addr = BYTES_TO_DWORDS(MISC_REG_SHARED_MEM_ADDR);
3291	offset += qed_grc_dump_reg_entry(p_hwfn,
3292					 p_ptt,
3293					 dump_buf + offset,
3294					 dump,
3295					 addr,
3296					 1,
3297					 false, SPLIT_TYPE_NONE, 0);
3298
3299	/* Release MCP */
3300	if (halted && qed_mcp_resume(p_hwfn, p_ptt))
3301		DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n");
3302
3303	return offset;
3304}
3305
3306/* Dumps the tbus indirect memory for all PHYs.
3307 * Returns the dumped size in dwords.
3308 */
3309static u32 qed_grc_dump_phy(struct qed_hwfn *p_hwfn,
3310			    struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
3311{
3312	u32 offset = 0, tbus_lo_offset, tbus_hi_offset;
3313	char mem_name[32];
3314	u8 phy_id;
3315
3316	for (phy_id = 0; phy_id < ARRAY_SIZE(s_phy_defs); phy_id++) {
3317		u32 addr_lo_addr, addr_hi_addr, data_lo_addr, data_hi_addr;
3318		struct phy_defs *phy_defs;
3319		u8 *bytes_buf;
3320
3321		phy_defs = &s_phy_defs[phy_id];
3322		addr_lo_addr = phy_defs->base_addr +
3323			       phy_defs->tbus_addr_lo_addr;
3324		addr_hi_addr = phy_defs->base_addr +
3325			       phy_defs->tbus_addr_hi_addr;
3326		data_lo_addr = phy_defs->base_addr +
3327			       phy_defs->tbus_data_lo_addr;
3328		data_hi_addr = phy_defs->base_addr +
3329			       phy_defs->tbus_data_hi_addr;
3330
3331		if (snprintf(mem_name, sizeof(mem_name), "tbus_%s",
3332			     phy_defs->phy_name) < 0)
3333			DP_NOTICE(p_hwfn,
3334				  "Unexpected debug error: invalid PHY memory name\n");
3335
3336		offset += qed_grc_dump_mem_hdr(p_hwfn,
3337					       dump_buf + offset,
3338					       dump,
3339					       mem_name,
3340					       0,
3341					       PHY_DUMP_SIZE_DWORDS,
3342					       16, true, mem_name, 0);
3343
3344		if (!dump) {
3345			offset += PHY_DUMP_SIZE_DWORDS;
3346			continue;
3347		}
3348
3349		bytes_buf = (u8 *)(dump_buf + offset);
3350		for (tbus_hi_offset = 0;
3351		     tbus_hi_offset < (NUM_PHY_TBUS_ADDRESSES >> 8);
3352		     tbus_hi_offset++) {
3353			qed_wr(p_hwfn, p_ptt, addr_hi_addr, tbus_hi_offset);
3354			for (tbus_lo_offset = 0; tbus_lo_offset < 256;
3355			     tbus_lo_offset++) {
3356				qed_wr(p_hwfn,
3357				       p_ptt, addr_lo_addr, tbus_lo_offset);
3358				*(bytes_buf++) = (u8)qed_rd(p_hwfn,
3359							    p_ptt,
3360							    data_lo_addr);
3361				*(bytes_buf++) = (u8)qed_rd(p_hwfn,
3362							    p_ptt,
3363							    data_hi_addr);
3364			}
3365		}
3366
3367		offset += PHY_DUMP_SIZE_DWORDS;
3368	}
3369
3370	return offset;
3371}
3372
3373/* Dumps the MCP HW dump from NVRAM. Returns the dumped size in dwords. */
3374static u32 qed_grc_dump_mcp_hw_dump(struct qed_hwfn *p_hwfn,
3375				    struct qed_ptt *p_ptt,
3376				    u32 *dump_buf, bool dump)
3377{
3378	u32 hw_dump_offset_bytes = 0, hw_dump_size_bytes = 0;
3379	u32 hw_dump_size_dwords = 0, offset = 0;
3380	enum dbg_status status;
3381
3382	/* Read HW dump image from NVRAM */
3383	status = qed_find_nvram_image(p_hwfn,
3384				      p_ptt,
3385				      NVM_TYPE_HW_DUMP_OUT,
3386				      &hw_dump_offset_bytes,
3387				      &hw_dump_size_bytes,
3388				      false);
3389	if (status != DBG_STATUS_OK)
3390		return 0;
3391
3392	hw_dump_size_dwords = BYTES_TO_DWORDS(hw_dump_size_bytes);
3393
3394	/* Dump HW dump image section */
3395	offset += qed_dump_section_hdr(dump_buf + offset,
3396				       dump, "mcp_hw_dump", 1);
3397	offset += qed_dump_num_param(dump_buf + offset,
3398				     dump, "size", hw_dump_size_dwords);
3399
3400	/* Read MCP HW dump image into dump buffer */
3401	if (dump && hw_dump_size_dwords) {
3402		status = qed_nvram_read(p_hwfn,
3403					p_ptt,
3404					hw_dump_offset_bytes,
3405					hw_dump_size_bytes,
3406					dump_buf + offset,
3407					false);
3408		if (status != DBG_STATUS_OK) {
3409			DP_NOTICE(p_hwfn,
3410				  "Failed to read MCP HW Dump image from NVRAM\n");
3411			return 0;
3412		}
3413	}
3414	offset += hw_dump_size_dwords;
3415
3416	return offset;
3417}
3418
3419/* Dumps Static Debug data. Returns the dumped size in dwords. */
3420static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn,
3421				     struct qed_ptt *p_ptt,
3422				     u32 *dump_buf, bool dump)
3423{
3424	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
3425	u32 block_id, line_id, offset = 0, addr, len;
3426
3427	/* Don't dump static debug if a debug bus recording is in progress */
3428	if (dump && qed_rd(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON))
3429		return 0;
3430
3431	if (dump) {
3432		/* Disable debug bus in all blocks */
3433		qed_bus_disable_blocks(p_hwfn, p_ptt);
3434
3435		qed_bus_reset_dbg_block(p_hwfn, p_ptt);
3436		qed_wr(p_hwfn,
3437		       p_ptt, DBG_REG_FRAMING_MODE, DBG_BUS_FRAME_MODE_8HW);
3438		qed_wr(p_hwfn,
3439		       p_ptt, DBG_REG_DEBUG_TARGET, DBG_BUS_TARGET_ID_INT_BUF);
3440		qed_wr(p_hwfn, p_ptt, DBG_REG_FULL_MODE, 1);
3441		qed_bus_enable_dbg_block(p_hwfn, p_ptt, true);
3442	}
3443
3444	/* Dump all static debug lines for each relevant block */
3445	for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) {
3446		const struct dbg_block_chip *block_per_chip;
3447		const struct dbg_block *block;
3448		bool is_removed, has_dbg_bus;
3449		u16 modes_buf_offset;
3450		u32 block_dwords;
3451
3452		block_per_chip =
3453		    qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)block_id);
3454		is_removed = GET_FIELD(block_per_chip->flags,
3455				       DBG_BLOCK_CHIP_IS_REMOVED);
3456		has_dbg_bus = GET_FIELD(block_per_chip->flags,
3457					DBG_BLOCK_CHIP_HAS_DBG_BUS);
3458
3459		if (!is_removed && has_dbg_bus &&
3460		    GET_FIELD(block_per_chip->dbg_bus_mode.data,
3461			      DBG_MODE_HDR_EVAL_MODE) > 0) {
3462			modes_buf_offset =
3463			    GET_FIELD(block_per_chip->dbg_bus_mode.data,
3464				      DBG_MODE_HDR_MODES_BUF_OFFSET);
3465			if (!qed_is_mode_match(p_hwfn, &modes_buf_offset))
3466				has_dbg_bus = false;
3467		}
3468
3469		if (is_removed || !has_dbg_bus)
3470			continue;
3471
3472		block_dwords = NUM_DBG_LINES(block_per_chip) *
3473			       STATIC_DEBUG_LINE_DWORDS;
3474
3475		/* Dump static section params */
3476		block = get_dbg_block(p_hwfn, (enum block_id)block_id);
3477		offset += qed_grc_dump_mem_hdr(p_hwfn,
3478					       dump_buf + offset,
3479					       dump,
3480					       block->name,
3481					       0,
3482					       block_dwords,
3483					       32, false, "STATIC", 0);
3484
3485		if (!dump) {
3486			offset += block_dwords;
3487			continue;
3488		}
3489
3490		/* If all lines are invalid - dump zeros */
3491		if (dev_data->block_in_reset[block_id]) {
3492			memset(dump_buf + offset, 0,
3493			       DWORDS_TO_BYTES(block_dwords));
3494			offset += block_dwords;
3495			continue;
3496		}
3497
3498		/* Enable block's client */
3499		qed_bus_enable_clients(p_hwfn,
3500				       p_ptt,
3501				       BIT(block_per_chip->dbg_client_id));
3502
3503		addr = BYTES_TO_DWORDS(DBG_REG_CALENDAR_OUT_DATA);
3504		len = STATIC_DEBUG_LINE_DWORDS;
3505		for (line_id = 0; line_id < (u32)NUM_DBG_LINES(block_per_chip);
3506		     line_id++) {
3507			/* Configure debug line ID */
3508			qed_bus_config_dbg_line(p_hwfn,
3509						p_ptt,
3510						(enum block_id)block_id,
3511						(u8)line_id, 0xf, 0, 0, 0);
3512
3513			/* Read debug line info */
3514			offset += qed_grc_dump_addr_range(p_hwfn,
3515							  p_ptt,
3516							  dump_buf + offset,
3517							  dump,
3518							  addr,
3519							  len,
3520							  true, SPLIT_TYPE_NONE,
3521							  0);
3522		}
3523
3524		/* Disable block's client and debug output */
3525		qed_bus_enable_clients(p_hwfn, p_ptt, 0);
3526		qed_bus_config_dbg_line(p_hwfn, p_ptt,
3527					(enum block_id)block_id, 0, 0, 0, 0, 0);
3528	}
3529
3530	if (dump) {
3531		qed_bus_enable_dbg_block(p_hwfn, p_ptt, false);
3532		qed_bus_enable_clients(p_hwfn, p_ptt, 0);
3533	}
3534
3535	return offset;
3536}
3537
3538/* Performs GRC Dump to the specified buffer.
3539 * Returns the dumped size in dwords.
3540 */
3541static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn,
3542				    struct qed_ptt *p_ptt,
3543				    u32 *dump_buf,
3544				    bool dump, u32 *num_dumped_dwords)
3545{
3546	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
3547	bool parities_masked = false;
3548	u32 dwords_read, offset = 0;
3549	u8 i;
3550
3551	*num_dumped_dwords = 0;
3552	dev_data->num_regs_read = 0;
3553
3554	/* Update reset state */
3555	if (dump)
3556		qed_update_blocks_reset_state(p_hwfn, p_ptt);
3557
3558	/* Dump global params */
3559	offset += qed_dump_common_global_params(p_hwfn,
3560						p_ptt,
3561						dump_buf + offset, dump, 4);
3562	offset += qed_dump_str_param(dump_buf + offset,
3563				     dump, "dump-type", "grc-dump");
3564	offset += qed_dump_num_param(dump_buf + offset,
3565				     dump,
3566				     "num-lcids",
3567				     NUM_OF_LCIDS);
3568	offset += qed_dump_num_param(dump_buf + offset,
3569				     dump,
3570				     "num-ltids",
3571				     NUM_OF_LTIDS);
3572	offset += qed_dump_num_param(dump_buf + offset,
3573				     dump, "num-ports", dev_data->num_ports);
3574
3575	/* Dump reset registers (dumped before taking blocks out of reset ) */
3576	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS))
3577		offset += qed_grc_dump_reset_regs(p_hwfn,
3578						  p_ptt,
3579						  dump_buf + offset, dump);
3580
3581	/* Take all blocks out of reset (using reset registers) */
3582	if (dump) {
3583		qed_grc_unreset_blocks(p_hwfn, p_ptt, false);
3584		qed_update_blocks_reset_state(p_hwfn, p_ptt);
3585	}
3586
3587	/* Disable all parities using MFW command */
3588	if (dump &&
3589	    !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) {
3590		parities_masked = !qed_mcp_mask_parities(p_hwfn, p_ptt, 1);
3591		if (!parities_masked) {
3592			DP_NOTICE(p_hwfn,
3593				  "Failed to mask parities using MFW\n");
3594			if (qed_grc_get_param
3595			    (p_hwfn, DBG_GRC_PARAM_PARITY_SAFE))
3596				return DBG_STATUS_MCP_COULD_NOT_MASK_PRTY;
3597		}
3598	}
3599
3600	/* Dump modified registers (dumped before modifying them) */
3601	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS))
3602		offset += qed_grc_dump_modified_regs(p_hwfn,
3603						     p_ptt,
3604						     dump_buf + offset, dump);
3605
3606	/* Stall storms */
3607	if (dump &&
3608	    (qed_grc_is_included(p_hwfn,
3609				 DBG_GRC_PARAM_DUMP_IOR) ||
3610	     qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC)))
3611		qed_grc_stall_storms(p_hwfn, p_ptt, true);
3612
3613	/* Dump all regs  */
3614	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) {
3615		bool block_enable[MAX_BLOCK_ID];
3616
3617		/* Dump all blocks except MCP */
3618		for (i = 0; i < MAX_BLOCK_ID; i++)
3619			block_enable[i] = true;
3620		block_enable[BLOCK_MCP] = false;
3621		offset += qed_grc_dump_registers(p_hwfn,
3622						 p_ptt,
3623						 dump_buf +
3624						 offset,
3625						 dump,
3626						 block_enable, NULL);
3627
3628		/* Dump special registers */
3629		offset += qed_grc_dump_special_regs(p_hwfn,
3630						    p_ptt,
3631						    dump_buf + offset, dump);
3632	}
3633
3634	/* Dump memories */
3635	offset += qed_grc_dump_memories(p_hwfn, p_ptt, dump_buf + offset, dump);
3636
3637	/* Dump MCP */
3638	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP))
3639		offset += qed_grc_dump_mcp(p_hwfn,
3640					   p_ptt, dump_buf + offset, dump);
3641
3642	/* Dump context */
3643	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX))
3644		offset += qed_grc_dump_ctx(p_hwfn,
3645					   p_ptt, dump_buf + offset, dump);
3646
3647	/* Dump RSS memories */
3648	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RSS))
3649		offset += qed_grc_dump_rss(p_hwfn,
3650					   p_ptt, dump_buf + offset, dump);
3651
3652	/* Dump Big RAM */
3653	for (i = 0; i < NUM_BIG_RAM_TYPES; i++)
3654		if (qed_grc_is_included(p_hwfn, s_big_ram_defs[i].grc_param))
3655			offset += qed_grc_dump_big_ram(p_hwfn,
3656						       p_ptt,
3657						       dump_buf + offset,
3658						       dump, i);
3659
3660	/* Dump VFC */
3661	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC)) {
3662		dwords_read = qed_grc_dump_vfc(p_hwfn,
3663					       p_ptt, dump_buf + offset, dump);
3664		offset += dwords_read;
3665		if (!dwords_read)
3666			return DBG_STATUS_VFC_READ_ERROR;
3667	}
3668
3669	/* Dump PHY tbus */
3670	if (qed_grc_is_included(p_hwfn,
3671				DBG_GRC_PARAM_DUMP_PHY) && dev_data->chip_id ==
3672	    CHIP_K2 && dev_data->hw_type == HW_TYPE_ASIC)
3673		offset += qed_grc_dump_phy(p_hwfn,
3674					   p_ptt, dump_buf + offset, dump);
3675
3676	/* Dump MCP HW Dump */
3677	if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP_HW_DUMP) &&
3678	    !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP) && 1)
3679		offset += qed_grc_dump_mcp_hw_dump(p_hwfn,
3680						   p_ptt,
3681						   dump_buf + offset, dump);
3682
3683	/* Dump static debug data (only if not during debug bus recording) */
3684	if (qed_grc_is_included(p_hwfn,
3685				DBG_GRC_PARAM_DUMP_STATIC) &&
3686	    (!dump || dev_data->bus.state == DBG_BUS_STATE_IDLE))
3687		offset += qed_grc_dump_static_debug(p_hwfn,
3688						    p_ptt,
3689						    dump_buf + offset, dump);
3690
3691	/* Dump last section */
3692	offset += qed_dump_last_section(dump_buf, offset, dump);
3693
3694	if (dump) {
3695		/* Unstall storms */
3696		if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_UNSTALL))
3697			qed_grc_stall_storms(p_hwfn, p_ptt, false);
3698
3699		/* Clear parity status */
3700		qed_grc_clear_all_prty(p_hwfn, p_ptt);
3701
3702		/* Enable all parities using MFW command */
3703		if (parities_masked)
3704			qed_mcp_mask_parities(p_hwfn, p_ptt, 0);
3705	}
3706
3707	*num_dumped_dwords = offset;
3708
3709	return DBG_STATUS_OK;
3710}
3711
3712/* Writes the specified failing Idle Check rule to the specified buffer.
3713 * Returns the dumped size in dwords.
3714 */
3715static u32 qed_idle_chk_dump_failure(struct qed_hwfn *p_hwfn,
3716				     struct qed_ptt *p_ptt,
3717				     u32 *dump_buf,
3718				     bool dump,
3719				     u16 rule_id,
3720				     const struct dbg_idle_chk_rule *rule,
3721				     u16 fail_entry_id, u32 *cond_reg_values)
3722{
3723	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
3724	const struct dbg_idle_chk_cond_reg *cond_regs;
3725	const struct dbg_idle_chk_info_reg *info_regs;
3726	u32 i, next_reg_offset = 0, offset = 0;
3727	struct dbg_idle_chk_result_hdr *hdr;
3728	const union dbg_idle_chk_reg *regs;
3729	u8 reg_id;
3730
3731	hdr = (struct dbg_idle_chk_result_hdr *)dump_buf;
3732	regs = (const union dbg_idle_chk_reg *)
3733		p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr +
3734		rule->reg_offset;
3735	cond_regs = &regs[0].cond_reg;
3736	info_regs = &regs[rule->num_cond_regs].info_reg;
3737
3738	/* Dump rule data */
3739	if (dump) {
3740		memset(hdr, 0, sizeof(*hdr));
3741		hdr->rule_id = rule_id;
3742		hdr->mem_entry_id = fail_entry_id;
3743		hdr->severity = rule->severity;
3744		hdr->num_dumped_cond_regs = rule->num_cond_regs;
3745	}
3746
3747	offset += IDLE_CHK_RESULT_HDR_DWORDS;
3748
3749	/* Dump condition register values */
3750	for (reg_id = 0; reg_id < rule->num_cond_regs; reg_id++) {
3751		const struct dbg_idle_chk_cond_reg *reg = &cond_regs[reg_id];
3752		struct dbg_idle_chk_result_reg_hdr *reg_hdr;
3753
3754		reg_hdr =
3755		    (struct dbg_idle_chk_result_reg_hdr *)(dump_buf + offset);
3756
3757		/* Write register header */
3758		if (!dump) {
3759			offset += IDLE_CHK_RESULT_REG_HDR_DWORDS +
3760			    reg->entry_size;
3761			continue;
3762		}
3763
3764		offset += IDLE_CHK_RESULT_REG_HDR_DWORDS;
3765		memset(reg_hdr, 0, sizeof(*reg_hdr));
3766		reg_hdr->start_entry = reg->start_entry;
3767		reg_hdr->size = reg->entry_size;
3768		SET_FIELD(reg_hdr->data,
3769			  DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM,
3770			  reg->num_entries > 1 || reg->start_entry > 0 ? 1 : 0);
3771		SET_FIELD(reg_hdr->data,
3772			  DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, reg_id);
3773
3774		/* Write register values */
3775		for (i = 0; i < reg_hdr->size; i++, next_reg_offset++, offset++)
3776			dump_buf[offset] = cond_reg_values[next_reg_offset];
3777	}
3778
3779	/* Dump info register values */
3780	for (reg_id = 0; reg_id < rule->num_info_regs; reg_id++) {
3781		const struct dbg_idle_chk_info_reg *reg = &info_regs[reg_id];
3782		u32 block_id;
3783
3784		/* Check if register's block is in reset */
3785		if (!dump) {
3786			offset += IDLE_CHK_RESULT_REG_HDR_DWORDS + reg->size;
3787			continue;
3788		}
3789
3790		block_id = GET_FIELD(reg->data, DBG_IDLE_CHK_INFO_REG_BLOCK_ID);
3791		if (block_id >= MAX_BLOCK_ID) {
3792			DP_NOTICE(p_hwfn, "Invalid block_id\n");
3793			return 0;
3794		}
3795
3796		if (!dev_data->block_in_reset[block_id]) {
3797			struct dbg_idle_chk_result_reg_hdr *reg_hdr;
3798			bool wide_bus, eval_mode, mode_match = true;
3799			u16 modes_buf_offset;
3800			u32 addr;
3801
3802			reg_hdr = (struct dbg_idle_chk_result_reg_hdr *)
3803				  (dump_buf + offset);
3804
3805			/* Check mode */
3806			eval_mode = GET_FIELD(reg->mode.data,
3807					      DBG_MODE_HDR_EVAL_MODE) > 0;
3808			if (eval_mode) {
3809				modes_buf_offset =
3810				    GET_FIELD(reg->mode.data,
3811					      DBG_MODE_HDR_MODES_BUF_OFFSET);
3812				mode_match =
3813					qed_is_mode_match(p_hwfn,
3814							  &modes_buf_offset);
3815			}
3816
3817			if (!mode_match)
3818				continue;
3819
3820			addr = GET_FIELD(reg->data,
3821					 DBG_IDLE_CHK_INFO_REG_ADDRESS);
3822			wide_bus = GET_FIELD(reg->data,
3823					     DBG_IDLE_CHK_INFO_REG_WIDE_BUS);
3824
3825			/* Write register header */
3826			offset += IDLE_CHK_RESULT_REG_HDR_DWORDS;
3827			hdr->num_dumped_info_regs++;
3828			memset(reg_hdr, 0, sizeof(*reg_hdr));
3829			reg_hdr->size = reg->size;
3830			SET_FIELD(reg_hdr->data,
3831				  DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID,
3832				  rule->num_cond_regs + reg_id);
3833
3834			/* Write register values */
3835			offset += qed_grc_dump_addr_range(p_hwfn,
3836							  p_ptt,
3837							  dump_buf + offset,
3838							  dump,
3839							  addr,
3840							  reg->size, wide_bus,
3841							  SPLIT_TYPE_NONE, 0);
3842		}
3843	}
3844
3845	return offset;
3846}
3847
3848/* Dumps idle check rule entries. Returns the dumped size in dwords. */
3849static u32
3850qed_idle_chk_dump_rule_entries(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
3851			       u32 *dump_buf, bool dump,
3852			       const struct dbg_idle_chk_rule *input_rules,
3853			       u32 num_input_rules, u32 *num_failing_rules)
3854{
3855	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
3856	u32 cond_reg_values[IDLE_CHK_MAX_ENTRIES_SIZE];
3857	u32 i, offset = 0;
3858	u16 entry_id;
3859	u8 reg_id;
3860
3861	*num_failing_rules = 0;
3862
3863	for (i = 0; i < num_input_rules; i++) {
3864		const struct dbg_idle_chk_cond_reg *cond_regs;
3865		const struct dbg_idle_chk_rule *rule;
3866		const union dbg_idle_chk_reg *regs;
3867		u16 num_reg_entries = 1;
3868		bool check_rule = true;
3869		const u32 *imm_values;
3870
3871		rule = &input_rules[i];
3872		regs = (const union dbg_idle_chk_reg *)
3873			p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr +
3874			rule->reg_offset;
3875		cond_regs = &regs[0].cond_reg;
3876		imm_values =
3877		    (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr +
3878		    rule->imm_offset;
3879
3880		/* Check if all condition register blocks are out of reset, and
3881		 * find maximal number of entries (all condition registers that
3882		 * are memories must have the same size, which is > 1).
3883		 */
3884		for (reg_id = 0; reg_id < rule->num_cond_regs && check_rule;
3885		     reg_id++) {
3886			u32 block_id =
3887				GET_FIELD(cond_regs[reg_id].data,
3888					  DBG_IDLE_CHK_COND_REG_BLOCK_ID);
3889
3890			if (block_id >= MAX_BLOCK_ID) {
3891				DP_NOTICE(p_hwfn, "Invalid block_id\n");
3892				return 0;
3893			}
3894
3895			check_rule = !dev_data->block_in_reset[block_id];
3896			if (cond_regs[reg_id].num_entries > num_reg_entries)
3897				num_reg_entries = cond_regs[reg_id].num_entries;
3898		}
3899
3900		if (!check_rule && dump)
3901			continue;
3902
3903		if (!dump) {
3904			u32 entry_dump_size =
3905				qed_idle_chk_dump_failure(p_hwfn,
3906							  p_ptt,
3907							  dump_buf + offset,
3908							  false,
3909							  rule->rule_id,
3910							  rule,
3911							  0,
3912							  NULL);
3913
3914			offset += num_reg_entries * entry_dump_size;
3915			(*num_failing_rules) += num_reg_entries;
3916			continue;
3917		}
3918
3919		/* Go over all register entries (number of entries is the same
3920		 * for all condition registers).
3921		 */
3922		for (entry_id = 0; entry_id < num_reg_entries; entry_id++) {
3923			u32 next_reg_offset = 0;
3924
3925			/* Read current entry of all condition registers */
3926			for (reg_id = 0; reg_id < rule->num_cond_regs;
3927			     reg_id++) {
3928				const struct dbg_idle_chk_cond_reg *reg =
3929					&cond_regs[reg_id];
3930				u32 padded_entry_size, addr;
3931				bool wide_bus;
3932
3933				/* Find GRC address (if it's a memory, the
3934				 * address of the specific entry is calculated).
3935				 */
3936				addr = GET_FIELD(reg->data,
3937						 DBG_IDLE_CHK_COND_REG_ADDRESS);
3938				wide_bus =
3939				    GET_FIELD(reg->data,
3940					      DBG_IDLE_CHK_COND_REG_WIDE_BUS);
3941				if (reg->num_entries > 1 ||
3942				    reg->start_entry > 0) {
3943					padded_entry_size =
3944					   reg->entry_size > 1 ?
3945					   roundup_pow_of_two(reg->entry_size) :
3946					   1;
3947					addr += (reg->start_entry + entry_id) *
3948						padded_entry_size;
3949				}
3950
3951				/* Read registers */
3952				if (next_reg_offset + reg->entry_size >=
3953				    IDLE_CHK_MAX_ENTRIES_SIZE) {
3954					DP_NOTICE(p_hwfn,
3955						  "idle check registers entry is too large\n");
3956					return 0;
3957				}
3958
3959				next_reg_offset +=
3960				    qed_grc_dump_addr_range(p_hwfn, p_ptt,
3961							    cond_reg_values +
3962							    next_reg_offset,
3963							    dump, addr,
3964							    reg->entry_size,
3965							    wide_bus,
3966							    SPLIT_TYPE_NONE, 0);
3967			}
3968
3969			/* Call rule condition function.
3970			 * If returns true, it's a failure.
3971			 */
3972			if ((*cond_arr[rule->cond_id]) (cond_reg_values,
3973							imm_values)) {
3974				offset += qed_idle_chk_dump_failure(p_hwfn,
3975							p_ptt,
3976							dump_buf + offset,
3977							dump,
3978							rule->rule_id,
3979							rule,
3980							entry_id,
3981							cond_reg_values);
3982				(*num_failing_rules)++;
3983			}
3984		}
3985	}
3986
3987	return offset;
3988}
3989
3990/* Performs Idle Check Dump to the specified buffer.
3991 * Returns the dumped size in dwords.
3992 */
3993static u32 qed_idle_chk_dump(struct qed_hwfn *p_hwfn,
3994			     struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
3995{
3996	struct virt_mem_desc *dbg_buf =
3997	    &p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES];
3998	u32 num_failing_rules_offset, offset = 0,
3999	    input_offset = 0, num_failing_rules = 0;
4000
4001	/* Dump global params  - 1 must match below amount of params */
4002	offset += qed_dump_common_global_params(p_hwfn,
4003						p_ptt,
4004						dump_buf + offset, dump, 1);
4005	offset += qed_dump_str_param(dump_buf + offset,
4006				     dump, "dump-type", "idle-chk");
4007
4008	/* Dump idle check section header with a single parameter */
4009	offset += qed_dump_section_hdr(dump_buf + offset, dump, "idle_chk", 1);
4010	num_failing_rules_offset = offset;
4011	offset += qed_dump_num_param(dump_buf + offset, dump, "num_rules", 0);
4012
4013	while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) {
4014		const struct dbg_idle_chk_cond_hdr *cond_hdr =
4015		    (const struct dbg_idle_chk_cond_hdr *)dbg_buf->ptr +
4016		    input_offset++;
4017		bool eval_mode, mode_match = true;
4018		u32 curr_failing_rules;
4019		u16 modes_buf_offset;
4020
4021		/* Check mode */
4022		eval_mode = GET_FIELD(cond_hdr->mode.data,
4023				      DBG_MODE_HDR_EVAL_MODE) > 0;
4024		if (eval_mode) {
4025			modes_buf_offset =
4026				GET_FIELD(cond_hdr->mode.data,
4027					  DBG_MODE_HDR_MODES_BUF_OFFSET);
4028			mode_match = qed_is_mode_match(p_hwfn,
4029						       &modes_buf_offset);
4030		}
4031
4032		if (mode_match) {
4033			const struct dbg_idle_chk_rule *rule =
4034			    (const struct dbg_idle_chk_rule *)((u32 *)
4035							       dbg_buf->ptr
4036							       + input_offset);
4037			u32 num_input_rules =
4038				cond_hdr->data_size / IDLE_CHK_RULE_SIZE_DWORDS;
4039			offset +=
4040			    qed_idle_chk_dump_rule_entries(p_hwfn,
4041							   p_ptt,
4042							   dump_buf +
4043							   offset,
4044							   dump,
4045							   rule,
4046							   num_input_rules,
4047							   &curr_failing_rules);
4048			num_failing_rules += curr_failing_rules;
4049		}
4050
4051		input_offset += cond_hdr->data_size;
4052	}
4053
4054	/* Overwrite num_rules parameter */
4055	if (dump)
4056		qed_dump_num_param(dump_buf + num_failing_rules_offset,
4057				   dump, "num_rules", num_failing_rules);
4058
4059	/* Dump last section */
4060	offset += qed_dump_last_section(dump_buf, offset, dump);
4061
4062	return offset;
4063}
4064
4065/* Get info on the MCP Trace data in the scratchpad:
4066 * - trace_data_grc_addr (OUT): trace data GRC address in bytes
4067 * - trace_data_size (OUT): trace data size in bytes (without the header)
4068 */
4069static enum dbg_status qed_mcp_trace_get_data_info(struct qed_hwfn *p_hwfn,
4070						   struct qed_ptt *p_ptt,
4071						   u32 *trace_data_grc_addr,
4072						   u32 *trace_data_size)
4073{
4074	u32 spad_trace_offsize, signature;
4075
4076	/* Read trace section offsize structure from MCP scratchpad */
4077	spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR);
4078
4079	/* Extract trace section address from offsize (in scratchpad) */
4080	*trace_data_grc_addr =
4081		MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize);
4082
4083	/* Read signature from MCP trace section */
4084	signature = qed_rd(p_hwfn, p_ptt,
4085			   *trace_data_grc_addr +
4086			   offsetof(struct mcp_trace, signature));
4087
4088	if (signature != MFW_TRACE_SIGNATURE)
4089		return DBG_STATUS_INVALID_TRACE_SIGNATURE;
4090
4091	/* Read trace size from MCP trace section */
4092	*trace_data_size = qed_rd(p_hwfn,
4093				  p_ptt,
4094				  *trace_data_grc_addr +
4095				  offsetof(struct mcp_trace, size));
4096
4097	return DBG_STATUS_OK;
4098}
4099
4100/* Reads MCP trace meta data image from NVRAM
4101 * - running_bundle_id (OUT): running bundle ID (invalid when loaded from file)
4102 * - trace_meta_offset (OUT): trace meta offset in NVRAM in bytes (invalid when
4103 *			      loaded from file).
4104 * - trace_meta_size (OUT):   size in bytes of the trace meta data.
4105 */
4106static enum dbg_status qed_mcp_trace_get_meta_info(struct qed_hwfn *p_hwfn,
4107						   struct qed_ptt *p_ptt,
4108						   u32 trace_data_size_bytes,
4109						   u32 *running_bundle_id,
4110						   u32 *trace_meta_offset,
4111						   u32 *trace_meta_size)
4112{
4113	u32 spad_trace_offsize, nvram_image_type, running_mfw_addr;
4114
4115	/* Read MCP trace section offsize structure from MCP scratchpad */
4116	spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR);
4117
4118	/* Find running bundle ID */
4119	running_mfw_addr =
4120		MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize) +
4121		QED_SECTION_SIZE(spad_trace_offsize) + trace_data_size_bytes;
4122	*running_bundle_id = qed_rd(p_hwfn, p_ptt, running_mfw_addr);
4123	if (*running_bundle_id > 1)
4124		return DBG_STATUS_INVALID_NVRAM_BUNDLE;
4125
4126	/* Find image in NVRAM */
4127	nvram_image_type =
4128	    (*running_bundle_id ==
4129	     DIR_ID_1) ? NVM_TYPE_MFW_TRACE1 : NVM_TYPE_MFW_TRACE2;
4130	return qed_find_nvram_image(p_hwfn,
4131				    p_ptt,
4132				    nvram_image_type,
4133				    trace_meta_offset,
4134				    trace_meta_size,
4135				    true);
4136}
4137
4138/* Reads the MCP Trace meta data from NVRAM into the specified buffer */
4139static enum dbg_status qed_mcp_trace_read_meta(struct qed_hwfn *p_hwfn,
4140					       struct qed_ptt *p_ptt,
4141					       u32 nvram_offset_in_bytes,
4142					       u32 size_in_bytes, u32 *buf)
4143{
4144	u8 modules_num, module_len, i, *byte_buf = (u8 *)buf;
4145	enum dbg_status status;
4146	u32 signature;
4147
4148	/* Read meta data from NVRAM */
4149	status = qed_nvram_read(p_hwfn,
4150				p_ptt,
4151				nvram_offset_in_bytes,
4152				size_in_bytes,
4153				buf,
4154				true);
4155	if (status != DBG_STATUS_OK)
4156		return status;
4157
4158	/* Extract and check first signature */
4159	signature = qed_read_unaligned_dword(byte_buf);
4160	byte_buf += sizeof(signature);
4161	if (signature != NVM_MAGIC_VALUE)
4162		return DBG_STATUS_INVALID_TRACE_SIGNATURE;
4163
4164	/* Extract number of modules */
4165	modules_num = *(byte_buf++);
4166
4167	/* Skip all modules */
4168	for (i = 0; i < modules_num; i++) {
4169		module_len = *(byte_buf++);
4170		byte_buf += module_len;
4171	}
4172
4173	/* Extract and check second signature */
4174	signature = qed_read_unaligned_dword(byte_buf);
4175	byte_buf += sizeof(signature);
4176	if (signature != NVM_MAGIC_VALUE)
4177		return DBG_STATUS_INVALID_TRACE_SIGNATURE;
4178
4179	return DBG_STATUS_OK;
4180}
4181
4182/* Dump MCP Trace */
4183static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn,
4184					  struct qed_ptt *p_ptt,
4185					  u32 *dump_buf,
4186					  bool dump, u32 *num_dumped_dwords)
4187{
4188	u32 trace_data_grc_addr, trace_data_size_bytes, trace_data_size_dwords;
4189	u32 trace_meta_size_dwords = 0, running_bundle_id, offset = 0;
4190	u32 trace_meta_offset_bytes = 0, trace_meta_size_bytes = 0;
4191	enum dbg_status status;
4192	int halted = 0;
4193	bool use_mfw;
4194
4195	*num_dumped_dwords = 0;
4196
4197	use_mfw = !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP);
4198
4199	/* Get trace data info */
4200	status = qed_mcp_trace_get_data_info(p_hwfn,
4201					     p_ptt,
4202					     &trace_data_grc_addr,
4203					     &trace_data_size_bytes);
4204	if (status != DBG_STATUS_OK)
4205		return status;
4206
4207	/* Dump global params */
4208	offset += qed_dump_common_global_params(p_hwfn,
4209						p_ptt,
4210						dump_buf + offset, dump, 1);
4211	offset += qed_dump_str_param(dump_buf + offset,
4212				     dump, "dump-type", "mcp-trace");
4213
4214	/* Halt MCP while reading from scratchpad so the read data will be
4215	 * consistent. if halt fails, MCP trace is taken anyway, with a small
4216	 * risk that it may be corrupt.
4217	 */
4218	if (dump && use_mfw) {
4219		halted = !qed_mcp_halt(p_hwfn, p_ptt);
4220		if (!halted)
4221			DP_NOTICE(p_hwfn, "MCP halt failed!\n");
4222	}
4223
4224	/* Find trace data size */
4225	trace_data_size_dwords =
4226	    DIV_ROUND_UP(trace_data_size_bytes + sizeof(struct mcp_trace),
4227			 BYTES_IN_DWORD);
4228
4229	/* Dump trace data section header and param */
4230	offset += qed_dump_section_hdr(dump_buf + offset,
4231				       dump, "mcp_trace_data", 1);
4232	offset += qed_dump_num_param(dump_buf + offset,
4233				     dump, "size", trace_data_size_dwords);
4234
4235	/* Read trace data from scratchpad into dump buffer */
4236	offset += qed_grc_dump_addr_range(p_hwfn,
4237					  p_ptt,
4238					  dump_buf + offset,
4239					  dump,
4240					  BYTES_TO_DWORDS(trace_data_grc_addr),
4241					  trace_data_size_dwords, false,
4242					  SPLIT_TYPE_NONE, 0);
4243
4244	/* Resume MCP (only if halt succeeded) */
4245	if (halted && qed_mcp_resume(p_hwfn, p_ptt))
4246		DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n");
4247
4248	/* Dump trace meta section header */
4249	offset += qed_dump_section_hdr(dump_buf + offset,
4250				       dump, "mcp_trace_meta", 1);
4251
4252	/* If MCP Trace meta size parameter was set, use it.
4253	 * Otherwise, read trace meta.
4254	 * trace_meta_size_bytes is dword-aligned.
4255	 */
4256	trace_meta_size_bytes =
4257		qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_MCP_TRACE_META_SIZE);
4258	if ((!trace_meta_size_bytes || dump) && use_mfw)
4259		status = qed_mcp_trace_get_meta_info(p_hwfn,
4260						     p_ptt,
4261						     trace_data_size_bytes,
4262						     &running_bundle_id,
4263						     &trace_meta_offset_bytes,
4264						     &trace_meta_size_bytes);
4265	if (status == DBG_STATUS_OK)
4266		trace_meta_size_dwords = BYTES_TO_DWORDS(trace_meta_size_bytes);
4267
4268	/* Dump trace meta size param */
4269	offset += qed_dump_num_param(dump_buf + offset,
4270				     dump, "size", trace_meta_size_dwords);
4271
4272	/* Read trace meta image into dump buffer */
4273	if (dump && trace_meta_size_dwords)
4274		status = qed_mcp_trace_read_meta(p_hwfn,
4275						 p_ptt,
4276						 trace_meta_offset_bytes,
4277						 trace_meta_size_bytes,
4278						 dump_buf + offset);
4279	if (status == DBG_STATUS_OK)
4280		offset += trace_meta_size_dwords;
4281
4282	/* Dump last section */
4283	offset += qed_dump_last_section(dump_buf, offset, dump);
4284
4285	*num_dumped_dwords = offset;
4286
4287	/* If no mcp access, indicate that the dump doesn't contain the meta
4288	 * data from NVRAM.
4289	 */
4290	return use_mfw ? status : DBG_STATUS_NVRAM_GET_IMAGE_FAILED;
4291}
4292
4293/* Dump GRC FIFO */
4294static enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn,
4295					 struct qed_ptt *p_ptt,
4296					 u32 *dump_buf,
4297					 bool dump, u32 *num_dumped_dwords)
4298{
4299	u32 dwords_read, size_param_offset, offset = 0, addr, len;
4300	bool fifo_has_data;
4301
4302	*num_dumped_dwords = 0;
4303
4304	/* Dump global params */
4305	offset += qed_dump_common_global_params(p_hwfn,
4306						p_ptt,
4307						dump_buf + offset, dump, 1);
4308	offset += qed_dump_str_param(dump_buf + offset,
4309				     dump, "dump-type", "reg-fifo");
4310
4311	/* Dump fifo data section header and param. The size param is 0 for
4312	 * now, and is overwritten after reading the FIFO.
4313	 */
4314	offset += qed_dump_section_hdr(dump_buf + offset,
4315				       dump, "reg_fifo_data", 1);
4316	size_param_offset = offset;
4317	offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0);
4318
4319	if (!dump) {
4320		/* FIFO max size is REG_FIFO_DEPTH_DWORDS. There is no way to
4321		 * test how much data is available, except for reading it.
4322		 */
4323		offset += REG_FIFO_DEPTH_DWORDS;
4324		goto out;
4325	}
4326
4327	fifo_has_data = qed_rd(p_hwfn, p_ptt,
4328			       GRC_REG_TRACE_FIFO_VALID_DATA) > 0;
4329
4330	/* Pull available data from fifo. Use DMAE since this is widebus memory
4331	 * and must be accessed atomically. Test for dwords_read not passing
4332	 * buffer size since more entries could be added to the buffer as we are
4333	 * emptying it.
4334	 */
4335	addr = BYTES_TO_DWORDS(GRC_REG_TRACE_FIFO);
4336	len = REG_FIFO_ELEMENT_DWORDS;
4337	for (dwords_read = 0;
4338	     fifo_has_data && dwords_read < REG_FIFO_DEPTH_DWORDS;
4339	     dwords_read += REG_FIFO_ELEMENT_DWORDS) {
4340		offset += qed_grc_dump_addr_range(p_hwfn,
4341						  p_ptt,
4342						  dump_buf + offset,
4343						  true,
4344						  addr,
4345						  len,
4346						  true, SPLIT_TYPE_NONE,
4347						  0);
4348		fifo_has_data = qed_rd(p_hwfn, p_ptt,
4349				       GRC_REG_TRACE_FIFO_VALID_DATA) > 0;
4350	}
4351
4352	qed_dump_num_param(dump_buf + size_param_offset, dump, "size",
4353			   dwords_read);
4354out:
4355	/* Dump last section */
4356	offset += qed_dump_last_section(dump_buf, offset, dump);
4357
4358	*num_dumped_dwords = offset;
4359
4360	return DBG_STATUS_OK;
4361}
4362
4363/* Dump IGU FIFO */
4364static enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn,
4365					 struct qed_ptt *p_ptt,
4366					 u32 *dump_buf,
4367					 bool dump, u32 *num_dumped_dwords)
4368{
4369	u32 dwords_read, size_param_offset, offset = 0, addr, len;
4370	bool fifo_has_data;
4371
4372	*num_dumped_dwords = 0;
4373
4374	/* Dump global params */
4375	offset += qed_dump_common_global_params(p_hwfn,
4376						p_ptt,
4377						dump_buf + offset, dump, 1);
4378	offset += qed_dump_str_param(dump_buf + offset,
4379				     dump, "dump-type", "igu-fifo");
4380
4381	/* Dump fifo data section header and param. The size param is 0 for
4382	 * now, and is overwritten after reading the FIFO.
4383	 */
4384	offset += qed_dump_section_hdr(dump_buf + offset,
4385				       dump, "igu_fifo_data", 1);
4386	size_param_offset = offset;
4387	offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0);
4388
4389	if (!dump) {
4390		/* FIFO max size is IGU_FIFO_DEPTH_DWORDS. There is no way to
4391		 * test how much data is available, except for reading it.
4392		 */
4393		offset += IGU_FIFO_DEPTH_DWORDS;
4394		goto out;
4395	}
4396
4397	fifo_has_data = qed_rd(p_hwfn, p_ptt,
4398			       IGU_REG_ERROR_HANDLING_DATA_VALID) > 0;
4399
4400	/* Pull available data from fifo. Use DMAE since this is widebus memory
4401	 * and must be accessed atomically. Test for dwords_read not passing
4402	 * buffer size since more entries could be added to the buffer as we are
4403	 * emptying it.
4404	 */
4405	addr = BYTES_TO_DWORDS(IGU_REG_ERROR_HANDLING_MEMORY);
4406	len = IGU_FIFO_ELEMENT_DWORDS;
4407	for (dwords_read = 0;
4408	     fifo_has_data && dwords_read < IGU_FIFO_DEPTH_DWORDS;
4409	     dwords_read += IGU_FIFO_ELEMENT_DWORDS) {
4410		offset += qed_grc_dump_addr_range(p_hwfn,
4411						  p_ptt,
4412						  dump_buf + offset,
4413						  true,
4414						  addr,
4415						  len,
4416						  true, SPLIT_TYPE_NONE,
4417						  0);
4418		fifo_has_data = qed_rd(p_hwfn, p_ptt,
4419				       IGU_REG_ERROR_HANDLING_DATA_VALID) > 0;
4420	}
4421
4422	qed_dump_num_param(dump_buf + size_param_offset, dump, "size",
4423			   dwords_read);
4424out:
4425	/* Dump last section */
4426	offset += qed_dump_last_section(dump_buf, offset, dump);
4427
4428	*num_dumped_dwords = offset;
4429
4430	return DBG_STATUS_OK;
4431}
4432
4433/* Protection Override dump */
4434static enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn,
4435						    struct qed_ptt *p_ptt,
4436						    u32 *dump_buf,
4437						    bool dump,
4438						    u32 *num_dumped_dwords)
4439{
4440	u32 size_param_offset, override_window_dwords, offset = 0, addr;
4441
4442	*num_dumped_dwords = 0;
4443
4444	/* Dump global params */
4445	offset += qed_dump_common_global_params(p_hwfn,
4446						p_ptt,
4447						dump_buf + offset, dump, 1);
4448	offset += qed_dump_str_param(dump_buf + offset,
4449				     dump, "dump-type", "protection-override");
4450
4451	/* Dump data section header and param. The size param is 0 for now,
4452	 * and is overwritten after reading the data.
4453	 */
4454	offset += qed_dump_section_hdr(dump_buf + offset,
4455				       dump, "protection_override_data", 1);
4456	size_param_offset = offset;
4457	offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0);
4458
4459	if (!dump) {
4460		offset += PROTECTION_OVERRIDE_DEPTH_DWORDS;
4461		goto out;
4462	}
4463
4464	/* Add override window info to buffer */
4465	override_window_dwords =
4466		qed_rd(p_hwfn, p_ptt, GRC_REG_NUMBER_VALID_OVERRIDE_WINDOW) *
4467		PROTECTION_OVERRIDE_ELEMENT_DWORDS;
4468	if (override_window_dwords) {
4469		addr = BYTES_TO_DWORDS(GRC_REG_PROTECTION_OVERRIDE_WINDOW);
4470		offset += qed_grc_dump_addr_range(p_hwfn,
4471						  p_ptt,
4472						  dump_buf + offset,
4473						  true,
4474						  addr,
4475						  override_window_dwords,
4476						  true, SPLIT_TYPE_NONE, 0);
4477		qed_dump_num_param(dump_buf + size_param_offset, dump, "size",
4478				   override_window_dwords);
4479	}
4480out:
4481	/* Dump last section */
4482	offset += qed_dump_last_section(dump_buf, offset, dump);
4483
4484	*num_dumped_dwords = offset;
4485
4486	return DBG_STATUS_OK;
4487}
4488
4489/* Performs FW Asserts Dump to the specified buffer.
4490 * Returns the dumped size in dwords.
4491 */
4492static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn,
4493			       struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
4494{
4495	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
4496	struct fw_asserts_ram_section *asserts;
4497	char storm_letter_str[2] = "?";
4498	struct fw_info fw_info;
4499	u32 offset = 0;
4500	u8 storm_id;
4501
4502	/* Dump global params */
4503	offset += qed_dump_common_global_params(p_hwfn,
4504						p_ptt,
4505						dump_buf + offset, dump, 1);
4506	offset += qed_dump_str_param(dump_buf + offset,
4507				     dump, "dump-type", "fw-asserts");
4508
4509	/* Find Storm dump size */
4510	for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
4511		u32 fw_asserts_section_addr, next_list_idx_addr, next_list_idx;
4512		struct storm_defs *storm = &s_storm_defs[storm_id];
4513		u32 last_list_idx, addr;
4514
4515		if (dev_data->block_in_reset[storm->sem_block_id])
4516			continue;
4517
4518		/* Read FW info for the current Storm */
4519		qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, &fw_info);
4520
4521		asserts = &fw_info.fw_asserts_section;
4522
4523		/* Dump FW Asserts section header and params */
4524		storm_letter_str[0] = storm->letter;
4525		offset += qed_dump_section_hdr(dump_buf + offset,
4526					       dump, "fw_asserts", 2);
4527		offset += qed_dump_str_param(dump_buf + offset,
4528					     dump, "storm", storm_letter_str);
4529		offset += qed_dump_num_param(dump_buf + offset,
4530					     dump,
4531					     "size",
4532					     asserts->list_element_dword_size);
4533
4534		/* Read and dump FW Asserts data */
4535		if (!dump) {
4536			offset += asserts->list_element_dword_size;
4537			continue;
4538		}
4539
4540		addr = le16_to_cpu(asserts->section_ram_line_offset);
4541		fw_asserts_section_addr = storm->sem_fast_mem_addr +
4542					  SEM_FAST_REG_INT_RAM +
4543					  RAM_LINES_TO_BYTES(addr);
4544
4545		next_list_idx_addr = fw_asserts_section_addr +
4546			DWORDS_TO_BYTES(asserts->list_next_index_dword_offset);
4547		next_list_idx = qed_rd(p_hwfn, p_ptt, next_list_idx_addr);
4548		last_list_idx = (next_list_idx > 0 ?
4549				 next_list_idx :
4550				 asserts->list_num_elements) - 1;
4551		addr = BYTES_TO_DWORDS(fw_asserts_section_addr) +
4552		       asserts->list_dword_offset +
4553		       last_list_idx * asserts->list_element_dword_size;
4554		offset +=
4555		    qed_grc_dump_addr_range(p_hwfn, p_ptt,
4556					    dump_buf + offset,
4557					    dump, addr,
4558					    asserts->list_element_dword_size,
4559						  false, SPLIT_TYPE_NONE, 0);
4560	}
4561
4562	/* Dump last section */
4563	offset += qed_dump_last_section(dump_buf, offset, dump);
4564
4565	return offset;
4566}
4567
4568/* Dumps the specified ILT pages to the specified buffer.
4569 * Returns the dumped size in dwords.
4570 */
4571static u32 qed_ilt_dump_pages_range(u32 *dump_buf, u32 *given_offset,
4572				    bool *dump, u32 start_page_id,
4573				    u32 num_pages,
4574				    struct phys_mem_desc *ilt_pages,
4575				    bool dump_page_ids, u32 buf_size_in_dwords,
4576				    u32 *given_actual_dump_size_in_dwords)
4577{
4578	u32 actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords;
4579	u32 page_id, end_page_id, offset = *given_offset;
4580	struct phys_mem_desc *mem_desc = NULL;
4581	bool continue_dump = *dump;
4582	u32 partial_page_size = 0;
4583
4584	if (num_pages == 0)
4585		return offset;
4586
4587	end_page_id = start_page_id + num_pages - 1;
4588
4589	for (page_id = start_page_id; page_id <= end_page_id; page_id++) {
4590		mem_desc = &ilt_pages[page_id];
4591		if (!ilt_pages[page_id].virt_addr)
4592			continue;
4593
4594		if (dump_page_ids) {
4595			/* Copy page ID to dump buffer
4596			 * (if dump is needed and buffer is not full)
4597			 */
4598			if ((continue_dump) &&
4599			    (offset + 1 > buf_size_in_dwords)) {
4600				continue_dump = false;
4601				actual_dump_size_in_dwords = offset;
4602			}
4603			if (continue_dump)
4604				*(dump_buf + offset) = page_id;
4605			offset++;
4606		} else {
4607			/* Copy page memory to dump buffer */
4608			if ((continue_dump) &&
4609			    (offset + BYTES_TO_DWORDS(mem_desc->size) >
4610			     buf_size_in_dwords)) {
4611				if (offset + BYTES_TO_DWORDS(mem_desc->size) >
4612				    buf_size_in_dwords) {
4613					partial_page_size =
4614					    buf_size_in_dwords - offset;
4615					memcpy(dump_buf + offset,
4616					       mem_desc->virt_addr,
4617					       partial_page_size);
4618					continue_dump = false;
4619					actual_dump_size_in_dwords =
4620					    offset + partial_page_size;
4621				}
4622			}
4623
4624			if (continue_dump)
4625				memcpy(dump_buf + offset,
4626				       mem_desc->virt_addr, mem_desc->size);
4627			offset += BYTES_TO_DWORDS(mem_desc->size);
4628		}
4629	}
4630
4631	*dump = continue_dump;
4632	*given_offset = offset;
4633	*given_actual_dump_size_in_dwords = actual_dump_size_in_dwords;
4634
4635	return offset;
4636}
4637
4638/* Dumps a section containing the dumped ILT pages.
4639 * Returns the dumped size in dwords.
4640 */
4641static u32 qed_ilt_dump_pages_section(struct qed_hwfn *p_hwfn,
4642				      u32 *dump_buf,
4643				      u32 *given_offset,
4644				      bool *dump,
4645				      u32 valid_conn_pf_pages,
4646				      u32 valid_conn_vf_pages,
4647				      struct phys_mem_desc *ilt_pages,
4648				      bool dump_page_ids,
4649				      u32 buf_size_in_dwords,
4650				      u32 *given_actual_dump_size_in_dwords)
4651{
4652	struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients;
4653	u32 pf_start_line, start_page_id, offset = *given_offset;
4654	u32 cdut_pf_init_pages, cdut_vf_init_pages;
4655	u32 cdut_pf_work_pages, cdut_vf_work_pages;
4656	u32 base_data_offset, size_param_offset;
4657	u32 src_pages;
4658	u32 section_header_and_param_size;
4659	u32 cdut_pf_pages, cdut_vf_pages;
4660	u32 actual_dump_size_in_dwords;
4661	bool continue_dump = *dump;
4662	bool update_size = *dump;
4663	const char *section_name;
4664	u32 i;
4665
4666	actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords;
4667	section_name = dump_page_ids ? "ilt_page_ids" : "ilt_page_mem";
4668	cdut_pf_init_pages = qed_get_cdut_num_pf_init_pages(p_hwfn);
4669	cdut_vf_init_pages = qed_get_cdut_num_vf_init_pages(p_hwfn);
4670	cdut_pf_work_pages = qed_get_cdut_num_pf_work_pages(p_hwfn);
4671	cdut_vf_work_pages = qed_get_cdut_num_vf_work_pages(p_hwfn);
4672	cdut_pf_pages = cdut_pf_init_pages + cdut_pf_work_pages;
4673	cdut_vf_pages = cdut_vf_init_pages + cdut_vf_work_pages;
4674	pf_start_line = p_hwfn->p_cxt_mngr->pf_start_line;
4675	section_header_and_param_size = qed_dump_section_hdr(NULL,
4676							     false,
4677							     section_name,
4678							     1) +
4679	qed_dump_num_param(NULL, false, "size", 0);
4680
4681	if ((continue_dump) &&
4682	    (offset + section_header_and_param_size > buf_size_in_dwords)) {
4683		continue_dump = false;
4684		update_size = false;
4685		actual_dump_size_in_dwords = offset;
4686	}
4687
4688	offset += qed_dump_section_hdr(dump_buf + offset,
4689				       continue_dump, section_name, 1);
4690
4691	/* Dump size parameter (0 for now, overwritten with real size later) */
4692	size_param_offset = offset;
4693	offset += qed_dump_num_param(dump_buf + offset,
4694				     continue_dump, "size", 0);
4695	base_data_offset = offset;
4696
4697	/* CDUC pages are ordered as follows:
4698	 * - PF pages - valid section (included in PF connection type mapping)
4699	 * - PF pages - invalid section (not dumped)
4700	 * - For each VF in the PF:
4701	 *   - VF pages - valid section (included in VF connection type mapping)
4702	 *   - VF pages - invalid section (not dumped)
4703	 */
4704	if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUC)) {
4705		/* Dump connection PF pages */
4706		start_page_id = clients[ILT_CLI_CDUC].first.val - pf_start_line;
4707		qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump,
4708					 start_page_id, valid_conn_pf_pages,
4709					 ilt_pages, dump_page_ids,
4710					 buf_size_in_dwords,
4711					 &actual_dump_size_in_dwords);
4712
4713		/* Dump connection VF pages */
4714		start_page_id += clients[ILT_CLI_CDUC].pf_total_lines;
4715		for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count;
4716		     i++, start_page_id += clients[ILT_CLI_CDUC].vf_total_lines)
4717			qed_ilt_dump_pages_range(dump_buf, &offset,
4718						 &continue_dump, start_page_id,
4719						 valid_conn_vf_pages,
4720						 ilt_pages, dump_page_ids,
4721						 buf_size_in_dwords,
4722						 &actual_dump_size_in_dwords);
4723	}
4724
4725	/* CDUT pages are ordered as follows:
4726	 * - PF init pages (not dumped)
4727	 * - PF work pages
4728	 * - For each VF in the PF:
4729	 *   - VF init pages (not dumped)
4730	 *   - VF work pages
4731	 */
4732	if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUT)) {
4733		/* Dump task PF pages */
4734		start_page_id = clients[ILT_CLI_CDUT].first.val +
4735		    cdut_pf_init_pages - pf_start_line;
4736		qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump,
4737					 start_page_id, cdut_pf_work_pages,
4738					 ilt_pages, dump_page_ids,
4739					 buf_size_in_dwords,
4740					 &actual_dump_size_in_dwords);
4741
4742		/* Dump task VF pages */
4743		start_page_id = clients[ILT_CLI_CDUT].first.val +
4744		    cdut_pf_pages + cdut_vf_init_pages - pf_start_line;
4745		for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count;
4746		     i++, start_page_id += cdut_vf_pages)
4747			qed_ilt_dump_pages_range(dump_buf, &offset,
4748						 &continue_dump, start_page_id,
4749						 cdut_vf_work_pages, ilt_pages,
4750						 dump_page_ids,
4751						 buf_size_in_dwords,
4752						 &actual_dump_size_in_dwords);
4753	}
4754
4755	/*Dump Searcher pages */
4756	if (clients[ILT_CLI_SRC].active) {
4757		start_page_id = clients[ILT_CLI_SRC].first.val - pf_start_line;
4758		src_pages = clients[ILT_CLI_SRC].last.val -
4759		    clients[ILT_CLI_SRC].first.val + 1;
4760		qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump,
4761					 start_page_id, src_pages, ilt_pages,
4762					 dump_page_ids, buf_size_in_dwords,
4763					 &actual_dump_size_in_dwords);
4764	}
4765
4766	/* Overwrite size param */
4767	if (update_size) {
4768		u32 section_size = (*dump == continue_dump) ?
4769		    offset - base_data_offset :
4770		    actual_dump_size_in_dwords - base_data_offset;
4771		if (section_size > 0)
4772			qed_dump_num_param(dump_buf + size_param_offset,
4773					   *dump, "size", section_size);
4774		else if ((section_size == 0) && (*dump != continue_dump))
4775			actual_dump_size_in_dwords -=
4776			    section_header_and_param_size;
4777	}
4778
4779	*dump = continue_dump;
4780	*given_offset = offset;
4781	*given_actual_dump_size_in_dwords = actual_dump_size_in_dwords;
4782
4783	return offset;
4784}
4785
4786/* Dumps a section containing the global parameters.
4787 * Part of ilt dump process
4788 * Returns the dumped size in dwords.
4789 */
4790static u32
4791qed_ilt_dump_dump_common_global_params(struct qed_hwfn *p_hwfn,
4792				       struct qed_ptt *p_ptt,
4793				       u32 *dump_buf,
4794				       bool dump,
4795				       u32 cduc_page_size,
4796				       u32 conn_ctx_size,
4797				       u32 cdut_page_size,
4798				       u32 *full_dump_size_param_offset,
4799				       u32 *actual_dump_size_param_offset)
4800{
4801	struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients;
4802	u32 offset = 0;
4803
4804	offset += qed_dump_common_global_params(p_hwfn, p_ptt,
4805						dump_buf + offset,
4806						dump, 30);
4807	offset += qed_dump_str_param(dump_buf + offset,
4808				     dump,
4809				     "dump-type", "ilt-dump");
4810	offset += qed_dump_num_param(dump_buf + offset,
4811				     dump,
4812				     "cduc-page-size",
4813				     cduc_page_size);
4814	offset += qed_dump_num_param(dump_buf + offset,
4815				     dump,
4816				     "cduc-first-page-id",
4817				     clients[ILT_CLI_CDUC].first.val);
4818	offset += qed_dump_num_param(dump_buf + offset,
4819				     dump,
4820				     "cduc-last-page-id",
4821				     clients[ILT_CLI_CDUC].last.val);
4822	offset += qed_dump_num_param(dump_buf + offset,
4823				     dump,
4824				     "cduc-num-pf-pages",
4825				     clients[ILT_CLI_CDUC].pf_total_lines);
4826	offset += qed_dump_num_param(dump_buf + offset,
4827				     dump,
4828				     "cduc-num-vf-pages",
4829				     clients[ILT_CLI_CDUC].vf_total_lines);
4830	offset += qed_dump_num_param(dump_buf + offset,
4831				     dump,
4832				     "max-conn-ctx-size",
4833				     conn_ctx_size);
4834	offset += qed_dump_num_param(dump_buf + offset,
4835				     dump,
4836				     "cdut-page-size",
4837				     cdut_page_size);
4838	offset += qed_dump_num_param(dump_buf + offset,
4839				     dump,
4840				     "cdut-first-page-id",
4841				     clients[ILT_CLI_CDUT].first.val);
4842	offset += qed_dump_num_param(dump_buf + offset,
4843				     dump,
4844				     "cdut-last-page-id",
4845				     clients[ILT_CLI_CDUT].last.val);
4846	offset += qed_dump_num_param(dump_buf + offset,
4847				     dump,
4848				     "cdut-num-pf-init-pages",
4849				     qed_get_cdut_num_pf_init_pages(p_hwfn));
4850	offset += qed_dump_num_param(dump_buf + offset,
4851				     dump,
4852				     "cdut-num-vf-init-pages",
4853				     qed_get_cdut_num_vf_init_pages(p_hwfn));
4854	offset += qed_dump_num_param(dump_buf + offset,
4855				     dump,
4856				     "cdut-num-pf-work-pages",
4857				     qed_get_cdut_num_pf_work_pages(p_hwfn));
4858	offset += qed_dump_num_param(dump_buf + offset,
4859				     dump,
4860				     "cdut-num-vf-work-pages",
4861				     qed_get_cdut_num_vf_work_pages(p_hwfn));
4862	offset += qed_dump_num_param(dump_buf + offset,
4863				     dump,
4864				     "max-task-ctx-size",
4865				     p_hwfn->p_cxt_mngr->task_ctx_size);
4866	offset += qed_dump_num_param(dump_buf + offset,
4867				     dump,
4868				     "first-vf-id-in-pf",
4869				     p_hwfn->p_cxt_mngr->first_vf_in_pf);
4870	offset += qed_dump_num_param(dump_buf + offset,
4871				     dump,
4872				     "num-vfs-in-pf",
4873				     p_hwfn->p_cxt_mngr->vf_count);
4874	offset += qed_dump_num_param(dump_buf + offset,
4875				     dump,
4876				     "ptr-size-bytes",
4877				     sizeof(void *));
4878	offset += qed_dump_num_param(dump_buf + offset,
4879				     dump,
4880				     "pf-start-line",
4881				     p_hwfn->p_cxt_mngr->pf_start_line);
4882	offset += qed_dump_num_param(dump_buf + offset,
4883				     dump,
4884				     "page-mem-desc-size-dwords",
4885				     PAGE_MEM_DESC_SIZE_DWORDS);
4886	offset += qed_dump_num_param(dump_buf + offset,
4887				     dump,
4888				     "ilt-shadow-size",
4889				     p_hwfn->p_cxt_mngr->ilt_shadow_size);
4890
4891	*full_dump_size_param_offset = offset;
4892
4893	offset += qed_dump_num_param(dump_buf + offset,
4894				     dump, "dump-size-full", 0);
4895
4896	*actual_dump_size_param_offset = offset;
4897
4898	offset += qed_dump_num_param(dump_buf + offset,
4899				     dump,
4900				     "dump-size-actual", 0);
4901	offset += qed_dump_num_param(dump_buf + offset,
4902				     dump,
4903				     "iscsi_task_pages",
4904				     p_hwfn->p_cxt_mngr->iscsi_task_pages);
4905	offset += qed_dump_num_param(dump_buf + offset,
4906				     dump,
4907				     "fcoe_task_pages",
4908				     p_hwfn->p_cxt_mngr->fcoe_task_pages);
4909	offset += qed_dump_num_param(dump_buf + offset,
4910				     dump,
4911				     "roce_task_pages",
4912				     p_hwfn->p_cxt_mngr->roce_task_pages);
4913	offset += qed_dump_num_param(dump_buf + offset,
4914				     dump,
4915				     "eth_task_pages",
4916				     p_hwfn->p_cxt_mngr->eth_task_pages);
4917	offset += qed_dump_num_param(dump_buf + offset,
4918				      dump,
4919				      "src-first-page-id",
4920				      clients[ILT_CLI_SRC].first.val);
4921	offset += qed_dump_num_param(dump_buf + offset,
4922				     dump,
4923				     "src-last-page-id",
4924				     clients[ILT_CLI_SRC].last.val);
4925	offset += qed_dump_num_param(dump_buf + offset,
4926				     dump,
4927				     "src-is-active",
4928				     clients[ILT_CLI_SRC].active);
4929
4930	/* Additional/Less parameters require matching of number in call to
4931	 * dump_common_global_params()
4932	 */
4933
4934	return offset;
4935}
4936
4937/* Dump section containing number of PF CIDs per connection type.
4938 * Part of ilt dump process.
4939 * Returns the dumped size in dwords.
4940 */
4941static u32 qed_ilt_dump_dump_num_pf_cids(struct qed_hwfn *p_hwfn,
4942					 u32 *dump_buf,
4943					 bool dump, u32 *valid_conn_pf_cids)
4944{
4945	u32 num_pf_cids = 0;
4946	u32 offset = 0;
4947	u8 conn_type;
4948
4949	offset += qed_dump_section_hdr(dump_buf + offset,
4950				       dump, "num_pf_cids_per_conn_type", 1);
4951	offset += qed_dump_num_param(dump_buf + offset,
4952				     dump, "size", NUM_OF_CONNECTION_TYPES);
4953	for (conn_type = 0, *valid_conn_pf_cids = 0;
4954	     conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) {
4955		num_pf_cids = p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cid_count;
4956		if (dump)
4957			*(dump_buf + offset) = num_pf_cids;
4958		*valid_conn_pf_cids += num_pf_cids;
4959	}
4960
4961	return offset;
4962}
4963
4964/* Dump section containing number of VF CIDs per connection type
4965 * Part of ilt dump process.
4966 * Returns the dumped size in dwords.
4967 */
4968static u32 qed_ilt_dump_dump_num_vf_cids(struct qed_hwfn *p_hwfn,
4969					 u32 *dump_buf,
4970					 bool dump, u32 *valid_conn_vf_cids)
4971{
4972	u32 num_vf_cids = 0;
4973	u32 offset = 0;
4974	u8 conn_type;
4975
4976	offset += qed_dump_section_hdr(dump_buf + offset, dump,
4977				       "num_vf_cids_per_conn_type", 1);
4978	offset += qed_dump_num_param(dump_buf + offset,
4979				     dump, "size", NUM_OF_CONNECTION_TYPES);
4980	for (conn_type = 0, *valid_conn_vf_cids = 0;
4981	     conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) {
4982		num_vf_cids =
4983		    p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cids_per_vf;
4984		if (dump)
4985			*(dump_buf + offset) = num_vf_cids;
4986		*valid_conn_vf_cids += num_vf_cids;
4987	}
4988
4989	return offset;
4990}
4991
4992/* Performs ILT Dump to the specified buffer.
4993 * buf_size_in_dwords - The dumped buffer size.
4994 * Returns the dumped size in dwords.
4995 */
4996static u32 qed_ilt_dump(struct qed_hwfn *p_hwfn,
4997			struct qed_ptt *p_ptt,
4998			u32 *dump_buf, u32 buf_size_in_dwords, bool dump)
4999{
5000#if ((!defined VMWARE) && (!defined UEFI))
5001	struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients;
5002#endif
5003	u32 valid_conn_vf_cids = 0,
5004	    valid_conn_vf_pages, offset = 0, real_dumped_size = 0;
5005	u32 valid_conn_pf_cids = 0, valid_conn_pf_pages, num_pages;
5006	u32 num_cids_per_page, conn_ctx_size;
5007	u32 cduc_page_size, cdut_page_size;
5008	u32 actual_dump_size_in_dwords = 0;
5009	struct phys_mem_desc *ilt_pages;
5010	u32 actul_dump_off = 0;
5011	u32 last_section_size;
5012	u32 full_dump_off = 0;
5013	u32 section_size = 0;
5014	bool continue_dump;
5015	u32 page_id;
5016
5017	last_section_size = qed_dump_last_section(NULL, 0, false);
5018	cduc_page_size = 1 <<
5019	    (clients[ILT_CLI_CDUC].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN);
5020	cdut_page_size = 1 <<
5021	    (clients[ILT_CLI_CDUT].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN);
5022	conn_ctx_size = p_hwfn->p_cxt_mngr->conn_ctx_size;
5023	num_cids_per_page = (int)(cduc_page_size / conn_ctx_size);
5024	ilt_pages = p_hwfn->p_cxt_mngr->ilt_shadow;
5025	continue_dump = dump;
5026
5027	/* if need to dump then save memory for the last section
5028	 * (last section calculates CRC of dumped data)
5029	 */
5030	if (dump) {
5031		if (buf_size_in_dwords >= last_section_size) {
5032			buf_size_in_dwords -= last_section_size;
5033		} else {
5034			continue_dump = false;
5035			actual_dump_size_in_dwords = offset;
5036		}
5037	}
5038
5039	/* Dump global params */
5040
5041	/* if need to dump then first check that there is enough memory
5042	 * in dumped buffer for this section calculate the size of this
5043	 * section without dumping. if there is not enough memory - then
5044	 * stop the dumping.
5045	 */
5046	if (continue_dump) {
5047		section_size =
5048			qed_ilt_dump_dump_common_global_params(p_hwfn,
5049							       p_ptt,
5050							       NULL,
5051							       false,
5052							       cduc_page_size,
5053							       conn_ctx_size,
5054							       cdut_page_size,
5055							       &full_dump_off,
5056							       &actul_dump_off);
5057		if (offset + section_size > buf_size_in_dwords) {
5058			continue_dump = false;
5059			actual_dump_size_in_dwords = offset;
5060		}
5061	}
5062
5063	offset += qed_ilt_dump_dump_common_global_params(p_hwfn,
5064							 p_ptt,
5065							 dump_buf + offset,
5066							 continue_dump,
5067							 cduc_page_size,
5068							 conn_ctx_size,
5069							 cdut_page_size,
5070							 &full_dump_off,
5071							 &actul_dump_off);
5072
5073	/* Dump section containing number of PF CIDs per connection type
5074	 * If need to dump then first check that there is enough memory in
5075	 * dumped buffer for this section.
5076	 */
5077	if (continue_dump) {
5078		section_size =
5079			qed_ilt_dump_dump_num_pf_cids(p_hwfn,
5080						      NULL,
5081						      false,
5082						      &valid_conn_pf_cids);
5083		if (offset + section_size > buf_size_in_dwords) {
5084			continue_dump = false;
5085			actual_dump_size_in_dwords = offset;
5086		}
5087	}
5088
5089	offset += qed_ilt_dump_dump_num_pf_cids(p_hwfn,
5090						dump_buf + offset,
5091						continue_dump,
5092						&valid_conn_pf_cids);
5093
5094	/* Dump section containing number of VF CIDs per connection type
5095	 * If need to dump then first check that there is enough memory in
5096	 * dumped buffer for this section.
5097	 */
5098	if (continue_dump) {
5099		section_size =
5100			qed_ilt_dump_dump_num_vf_cids(p_hwfn,
5101						      NULL,
5102						      false,
5103						      &valid_conn_vf_cids);
5104		if (offset + section_size > buf_size_in_dwords) {
5105			continue_dump = false;
5106			actual_dump_size_in_dwords = offset;
5107		}
5108	}
5109
5110	offset += qed_ilt_dump_dump_num_vf_cids(p_hwfn,
5111						dump_buf + offset,
5112						continue_dump,
5113						&valid_conn_vf_cids);
5114
5115	/* Dump section containing physical memory descriptors for each
5116	 * ILT page.
5117	 */
5118	num_pages = p_hwfn->p_cxt_mngr->ilt_shadow_size;
5119
5120	/* If need to dump then first check that there is enough memory
5121	 * in dumped buffer for the section header.
5122	 */
5123	if (continue_dump) {
5124		section_size = qed_dump_section_hdr(NULL,
5125						    false,
5126						    "ilt_page_desc",
5127						    1) +
5128		    qed_dump_num_param(NULL,
5129				       false,
5130				       "size",
5131				       num_pages * PAGE_MEM_DESC_SIZE_DWORDS);
5132		if (offset + section_size > buf_size_in_dwords) {
5133			continue_dump = false;
5134			actual_dump_size_in_dwords = offset;
5135		}
5136	}
5137
5138	offset += qed_dump_section_hdr(dump_buf + offset,
5139				       continue_dump, "ilt_page_desc", 1);
5140	offset += qed_dump_num_param(dump_buf + offset,
5141				     continue_dump,
5142				     "size",
5143				     num_pages * PAGE_MEM_DESC_SIZE_DWORDS);
5144
5145	/* Copy memory descriptors to dump buffer
5146	 * If need to dump then dump till the dump buffer size
5147	 */
5148	if (continue_dump) {
5149		for (page_id = 0; page_id < num_pages;
5150		     page_id++, offset += PAGE_MEM_DESC_SIZE_DWORDS) {
5151			if (continue_dump &&
5152			    (offset + PAGE_MEM_DESC_SIZE_DWORDS <=
5153			     buf_size_in_dwords)) {
5154				memcpy(dump_buf + offset,
5155				       &ilt_pages[page_id],
5156				       DWORDS_TO_BYTES
5157				       (PAGE_MEM_DESC_SIZE_DWORDS));
5158			} else {
5159				if (continue_dump) {
5160					continue_dump = false;
5161					actual_dump_size_in_dwords = offset;
5162				}
5163			}
5164		}
5165	} else {
5166		offset += num_pages * PAGE_MEM_DESC_SIZE_DWORDS;
5167	}
5168
5169	valid_conn_pf_pages = DIV_ROUND_UP(valid_conn_pf_cids,
5170					   num_cids_per_page);
5171	valid_conn_vf_pages = DIV_ROUND_UP(valid_conn_vf_cids,
5172					   num_cids_per_page);
5173
5174	/* Dump ILT pages IDs */
5175	qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump,
5176				   valid_conn_pf_pages, valid_conn_vf_pages,
5177				   ilt_pages, true, buf_size_in_dwords,
5178				   &actual_dump_size_in_dwords);
5179
5180	/* Dump ILT pages memory */
5181	qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump,
5182				   valid_conn_pf_pages, valid_conn_vf_pages,
5183				   ilt_pages, false, buf_size_in_dwords,
5184				   &actual_dump_size_in_dwords);
5185
5186	real_dumped_size =
5187	    (continue_dump == dump) ? offset : actual_dump_size_in_dwords;
5188	qed_dump_num_param(dump_buf + full_dump_off, dump,
5189			   "full-dump-size", offset + last_section_size);
5190	qed_dump_num_param(dump_buf + actul_dump_off,
5191			   dump,
5192			   "actual-dump-size",
5193			   real_dumped_size + last_section_size);
5194
5195	/* Dump last section */
5196	real_dumped_size += qed_dump_last_section(dump_buf,
5197						  real_dumped_size, dump);
5198
5199	return real_dumped_size;
5200}
5201
5202/***************************** Public Functions *******************************/
5203
5204enum dbg_status qed_dbg_set_bin_ptr(struct qed_hwfn *p_hwfn,
5205				    const u8 * const bin_ptr)
5206{
5207	struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr;
5208	u8 buf_id;
5209
5210	/* Convert binary data to debug arrays */
5211	for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++)
5212		qed_set_dbg_bin_buf(p_hwfn,
5213				    buf_id,
5214				    (u32 *)(bin_ptr + buf_hdrs[buf_id].offset),
5215				    buf_hdrs[buf_id].length);
5216
5217	return DBG_STATUS_OK;
5218}
5219
5220static enum dbg_status qed_dbg_set_app_ver(u32 ver)
5221{
5222	if (ver < TOOLS_VERSION)
5223		return DBG_STATUS_UNSUPPORTED_APP_VERSION;
5224
5225	s_app_ver = ver;
5226
5227	return DBG_STATUS_OK;
5228}
5229
5230bool qed_read_fw_info(struct qed_hwfn *p_hwfn,
5231		      struct qed_ptt *p_ptt, struct fw_info *fw_info)
5232{
5233	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
5234	u8 storm_id;
5235
5236	for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
5237		struct storm_defs *storm = &s_storm_defs[storm_id];
5238
5239		/* Skip Storm if it's in reset */
5240		if (dev_data->block_in_reset[storm->sem_block_id])
5241			continue;
5242
5243		/* Read FW info for the current Storm */
5244		qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, fw_info);
5245
5246		return true;
5247	}
5248
5249	return false;
5250}
5251
5252enum dbg_status qed_dbg_grc_config(struct qed_hwfn *p_hwfn,
5253				   enum dbg_grc_params grc_param, u32 val)
5254{
5255	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
5256	enum dbg_status status;
5257	int i;
5258
5259	DP_VERBOSE(p_hwfn,
5260		   QED_MSG_DEBUG,
5261		   "dbg_grc_config: paramId = %d, val = %d\n", grc_param, val);
5262
5263	status = qed_dbg_dev_init(p_hwfn);
5264	if (status != DBG_STATUS_OK)
5265		return status;
5266
5267	/* Initializes the GRC parameters (if not initialized). Needed in order
5268	 * to set the default parameter values for the first time.
5269	 */
5270	qed_dbg_grc_init_params(p_hwfn);
5271
5272	if (grc_param >= MAX_DBG_GRC_PARAMS)
5273		return DBG_STATUS_INVALID_ARGS;
5274	if (val < s_grc_param_defs[grc_param].min ||
5275	    val > s_grc_param_defs[grc_param].max)
5276		return DBG_STATUS_INVALID_ARGS;
5277
5278	if (s_grc_param_defs[grc_param].is_preset) {
5279		/* Preset param */
5280
5281		/* Disabling a preset is not allowed. Call
5282		 * dbg_grc_set_params_default instead.
5283		 */
5284		if (!val)
5285			return DBG_STATUS_INVALID_ARGS;
5286
5287		/* Update all params with the preset values */
5288		for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) {
5289			struct grc_param_defs *defs = &s_grc_param_defs[i];
5290			u32 preset_val;
5291			/* Skip persistent params */
5292			if (defs->is_persistent)
5293				continue;
5294
5295			/* Find preset value */
5296			if (grc_param == DBG_GRC_PARAM_EXCLUDE_ALL)
5297				preset_val =
5298				    defs->exclude_all_preset_val;
5299			else if (grc_param == DBG_GRC_PARAM_CRASH)
5300				preset_val =
5301				    defs->crash_preset_val[dev_data->chip_id];
5302			else
5303				return DBG_STATUS_INVALID_ARGS;
5304
5305			qed_grc_set_param(p_hwfn, i, preset_val);
5306		}
5307	} else {
5308		/* Regular param - set its value */
5309		qed_grc_set_param(p_hwfn, grc_param, val);
5310	}
5311
5312	return DBG_STATUS_OK;
5313}
5314
5315/* Assign default GRC param values */
5316void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn)
5317{
5318	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
5319	u32 i;
5320
5321	for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
5322		if (!s_grc_param_defs[i].is_persistent)
5323			dev_data->grc.param_val[i] =
5324			    s_grc_param_defs[i].default_val[dev_data->chip_id];
5325}
5326
5327enum dbg_status qed_dbg_grc_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5328					      struct qed_ptt *p_ptt,
5329					      u32 *buf_size)
5330{
5331	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5332
5333	*buf_size = 0;
5334
5335	if (status != DBG_STATUS_OK)
5336		return status;
5337
5338	if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr ||
5339	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr ||
5340	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM].ptr ||
5341	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr ||
5342	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr)
5343		return DBG_STATUS_DBG_ARRAY_NOT_SET;
5344
5345	return qed_grc_dump(p_hwfn, p_ptt, NULL, false, buf_size);
5346}
5347
5348enum dbg_status qed_dbg_grc_dump(struct qed_hwfn *p_hwfn,
5349				 struct qed_ptt *p_ptt,
5350				 u32 *dump_buf,
5351				 u32 buf_size_in_dwords,
5352				 u32 *num_dumped_dwords)
5353{
5354	u32 needed_buf_size_in_dwords;
5355	enum dbg_status status;
5356
5357	*num_dumped_dwords = 0;
5358
5359	status = qed_dbg_grc_get_dump_buf_size(p_hwfn,
5360					       p_ptt,
5361					       &needed_buf_size_in_dwords);
5362	if (status != DBG_STATUS_OK)
5363		return status;
5364
5365	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5366		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5367
5368	/* Doesn't do anything, needed for compile time asserts */
5369	qed_static_asserts();
5370
5371	/* GRC Dump */
5372	status = qed_grc_dump(p_hwfn, p_ptt, dump_buf, true, num_dumped_dwords);
5373
5374	/* Revert GRC params to their default */
5375	qed_dbg_grc_set_params_default(p_hwfn);
5376
5377	return status;
5378}
5379
5380enum dbg_status qed_dbg_idle_chk_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5381						   struct qed_ptt *p_ptt,
5382						   u32 *buf_size)
5383{
5384	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
5385	struct idle_chk_data *idle_chk = &dev_data->idle_chk;
5386	enum dbg_status status;
5387
5388	*buf_size = 0;
5389
5390	status = qed_dbg_dev_init(p_hwfn);
5391	if (status != DBG_STATUS_OK)
5392		return status;
5393
5394	if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr ||
5395	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr ||
5396	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr ||
5397	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES].ptr)
5398		return DBG_STATUS_DBG_ARRAY_NOT_SET;
5399
5400	if (!idle_chk->buf_size_set) {
5401		idle_chk->buf_size = qed_idle_chk_dump(p_hwfn,
5402						       p_ptt, NULL, false);
5403		idle_chk->buf_size_set = true;
5404	}
5405
5406	*buf_size = idle_chk->buf_size;
5407
5408	return DBG_STATUS_OK;
5409}
5410
5411enum dbg_status qed_dbg_idle_chk_dump(struct qed_hwfn *p_hwfn,
5412				      struct qed_ptt *p_ptt,
5413				      u32 *dump_buf,
5414				      u32 buf_size_in_dwords,
5415				      u32 *num_dumped_dwords)
5416{
5417	u32 needed_buf_size_in_dwords;
5418	enum dbg_status status;
5419
5420	*num_dumped_dwords = 0;
5421
5422	status = qed_dbg_idle_chk_get_dump_buf_size(p_hwfn,
5423						    p_ptt,
5424						    &needed_buf_size_in_dwords);
5425	if (status != DBG_STATUS_OK)
5426		return status;
5427
5428	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5429		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5430
5431	/* Update reset state */
5432	qed_grc_unreset_blocks(p_hwfn, p_ptt, true);
5433	qed_update_blocks_reset_state(p_hwfn, p_ptt);
5434
5435	/* Idle Check Dump */
5436	*num_dumped_dwords = qed_idle_chk_dump(p_hwfn, p_ptt, dump_buf, true);
5437
5438	/* Revert GRC params to their default */
5439	qed_dbg_grc_set_params_default(p_hwfn);
5440
5441	return DBG_STATUS_OK;
5442}
5443
5444enum dbg_status qed_dbg_mcp_trace_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5445						    struct qed_ptt *p_ptt,
5446						    u32 *buf_size)
5447{
5448	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5449
5450	*buf_size = 0;
5451
5452	if (status != DBG_STATUS_OK)
5453		return status;
5454
5455	return qed_mcp_trace_dump(p_hwfn, p_ptt, NULL, false, buf_size);
5456}
5457
5458enum dbg_status qed_dbg_mcp_trace_dump(struct qed_hwfn *p_hwfn,
5459				       struct qed_ptt *p_ptt,
5460				       u32 *dump_buf,
5461				       u32 buf_size_in_dwords,
5462				       u32 *num_dumped_dwords)
5463{
5464	u32 needed_buf_size_in_dwords;
5465	enum dbg_status status;
5466
5467	status =
5468		qed_dbg_mcp_trace_get_dump_buf_size(p_hwfn,
5469						    p_ptt,
5470						    &needed_buf_size_in_dwords);
5471	if (status != DBG_STATUS_OK && status !=
5472	    DBG_STATUS_NVRAM_GET_IMAGE_FAILED)
5473		return status;
5474
5475	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5476		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5477
5478	/* Update reset state */
5479	qed_update_blocks_reset_state(p_hwfn, p_ptt);
5480
5481	/* Perform dump */
5482	status = qed_mcp_trace_dump(p_hwfn,
5483				    p_ptt, dump_buf, true, num_dumped_dwords);
5484
5485	/* Revert GRC params to their default */
5486	qed_dbg_grc_set_params_default(p_hwfn);
5487
5488	return status;
5489}
5490
5491enum dbg_status qed_dbg_reg_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5492						   struct qed_ptt *p_ptt,
5493						   u32 *buf_size)
5494{
5495	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5496
5497	*buf_size = 0;
5498
5499	if (status != DBG_STATUS_OK)
5500		return status;
5501
5502	return qed_reg_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size);
5503}
5504
5505enum dbg_status qed_dbg_reg_fifo_dump(struct qed_hwfn *p_hwfn,
5506				      struct qed_ptt *p_ptt,
5507				      u32 *dump_buf,
5508				      u32 buf_size_in_dwords,
5509				      u32 *num_dumped_dwords)
5510{
5511	u32 needed_buf_size_in_dwords;
5512	enum dbg_status status;
5513
5514	*num_dumped_dwords = 0;
5515
5516	status = qed_dbg_reg_fifo_get_dump_buf_size(p_hwfn,
5517						    p_ptt,
5518						    &needed_buf_size_in_dwords);
5519	if (status != DBG_STATUS_OK)
5520		return status;
5521
5522	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5523		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5524
5525	/* Update reset state */
5526	qed_update_blocks_reset_state(p_hwfn, p_ptt);
5527
5528	status = qed_reg_fifo_dump(p_hwfn,
5529				   p_ptt, dump_buf, true, num_dumped_dwords);
5530
5531	/* Revert GRC params to their default */
5532	qed_dbg_grc_set_params_default(p_hwfn);
5533
5534	return status;
5535}
5536
5537enum dbg_status qed_dbg_igu_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5538						   struct qed_ptt *p_ptt,
5539						   u32 *buf_size)
5540{
5541	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5542
5543	*buf_size = 0;
5544
5545	if (status != DBG_STATUS_OK)
5546		return status;
5547
5548	return qed_igu_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size);
5549}
5550
5551enum dbg_status qed_dbg_igu_fifo_dump(struct qed_hwfn *p_hwfn,
5552				      struct qed_ptt *p_ptt,
5553				      u32 *dump_buf,
5554				      u32 buf_size_in_dwords,
5555				      u32 *num_dumped_dwords)
5556{
5557	u32 needed_buf_size_in_dwords;
5558	enum dbg_status status;
5559
5560	*num_dumped_dwords = 0;
5561
5562	status = qed_dbg_igu_fifo_get_dump_buf_size(p_hwfn,
5563						    p_ptt,
5564						    &needed_buf_size_in_dwords);
5565	if (status != DBG_STATUS_OK)
5566		return status;
5567
5568	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5569		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5570
5571	/* Update reset state */
5572	qed_update_blocks_reset_state(p_hwfn, p_ptt);
5573
5574	status = qed_igu_fifo_dump(p_hwfn,
5575				   p_ptt, dump_buf, true, num_dumped_dwords);
5576	/* Revert GRC params to their default */
5577	qed_dbg_grc_set_params_default(p_hwfn);
5578
5579	return status;
5580}
5581
5582enum dbg_status
5583qed_dbg_protection_override_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5584					      struct qed_ptt *p_ptt,
5585					      u32 *buf_size)
5586{
5587	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5588
5589	*buf_size = 0;
5590
5591	if (status != DBG_STATUS_OK)
5592		return status;
5593
5594	return qed_protection_override_dump(p_hwfn,
5595					    p_ptt, NULL, false, buf_size);
5596}
5597
5598enum dbg_status qed_dbg_protection_override_dump(struct qed_hwfn *p_hwfn,
5599						 struct qed_ptt *p_ptt,
5600						 u32 *dump_buf,
5601						 u32 buf_size_in_dwords,
5602						 u32 *num_dumped_dwords)
5603{
5604	u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords;
5605	enum dbg_status status;
5606
5607	*num_dumped_dwords = 0;
5608
5609	status =
5610		qed_dbg_protection_override_get_dump_buf_size(p_hwfn,
5611							      p_ptt,
5612							      p_size);
5613	if (status != DBG_STATUS_OK)
5614		return status;
5615
5616	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5617		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5618
5619	/* Update reset state */
5620	qed_update_blocks_reset_state(p_hwfn, p_ptt);
5621
5622	status = qed_protection_override_dump(p_hwfn,
5623					      p_ptt,
5624					      dump_buf,
5625					      true, num_dumped_dwords);
5626
5627	/* Revert GRC params to their default */
5628	qed_dbg_grc_set_params_default(p_hwfn);
5629
5630	return status;
5631}
5632
5633enum dbg_status qed_dbg_fw_asserts_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5634						     struct qed_ptt *p_ptt,
5635						     u32 *buf_size)
5636{
5637	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5638
5639	*buf_size = 0;
5640
5641	if (status != DBG_STATUS_OK)
5642		return status;
5643
5644	/* Update reset state */
5645	qed_update_blocks_reset_state(p_hwfn, p_ptt);
5646
5647	*buf_size = qed_fw_asserts_dump(p_hwfn, p_ptt, NULL, false);
5648
5649	return DBG_STATUS_OK;
5650}
5651
5652enum dbg_status qed_dbg_fw_asserts_dump(struct qed_hwfn *p_hwfn,
5653					struct qed_ptt *p_ptt,
5654					u32 *dump_buf,
5655					u32 buf_size_in_dwords,
5656					u32 *num_dumped_dwords)
5657{
5658	u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords;
5659	enum dbg_status status;
5660
5661	*num_dumped_dwords = 0;
5662
5663	status =
5664		qed_dbg_fw_asserts_get_dump_buf_size(p_hwfn,
5665						     p_ptt,
5666						     p_size);
5667	if (status != DBG_STATUS_OK)
5668		return status;
5669
5670	if (buf_size_in_dwords < needed_buf_size_in_dwords)
5671		return DBG_STATUS_DUMP_BUF_TOO_SMALL;
5672
5673	*num_dumped_dwords = qed_fw_asserts_dump(p_hwfn, p_ptt, dump_buf, true);
5674
5675	/* Revert GRC params to their default */
5676	qed_dbg_grc_set_params_default(p_hwfn);
5677
5678	return DBG_STATUS_OK;
5679}
5680
5681static enum dbg_status qed_dbg_ilt_get_dump_buf_size(struct qed_hwfn *p_hwfn,
5682						     struct qed_ptt *p_ptt,
5683						     u32 *buf_size)
5684{
5685	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5686
5687	*buf_size = 0;
5688
5689	if (status != DBG_STATUS_OK)
5690		return status;
5691
5692	*buf_size = qed_ilt_dump(p_hwfn, p_ptt, NULL, 0, false);
5693
5694	return DBG_STATUS_OK;
5695}
5696
5697static enum dbg_status qed_dbg_ilt_dump(struct qed_hwfn *p_hwfn,
5698					struct qed_ptt *p_ptt,
5699					u32 *dump_buf,
5700					u32 buf_size_in_dwords,
5701					u32 *num_dumped_dwords)
5702{
5703	*num_dumped_dwords = qed_ilt_dump(p_hwfn,
5704					  p_ptt,
5705					  dump_buf, buf_size_in_dwords, true);
5706
5707	/* Reveret GRC params to their default */
5708	qed_dbg_grc_set_params_default(p_hwfn);
5709
5710	return DBG_STATUS_OK;
5711}
5712
5713enum dbg_status qed_dbg_read_attn(struct qed_hwfn *p_hwfn,
5714				  struct qed_ptt *p_ptt,
5715				  enum block_id block_id,
5716				  enum dbg_attn_type attn_type,
5717				  bool clear_status,
5718				  struct dbg_attn_block_result *results)
5719{
5720	enum dbg_status status = qed_dbg_dev_init(p_hwfn);
5721	u8 reg_idx, num_attn_regs, num_result_regs = 0;
5722	const struct dbg_attn_reg *attn_reg_arr;
5723
5724	if (status != DBG_STATUS_OK)
5725		return status;
5726
5727	if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr ||
5728	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr ||
5729	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr)
5730		return DBG_STATUS_DBG_ARRAY_NOT_SET;
5731
5732	attn_reg_arr = qed_get_block_attn_regs(p_hwfn,
5733					       block_id,
5734					       attn_type, &num_attn_regs);
5735
5736	for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) {
5737		const struct dbg_attn_reg *reg_data = &attn_reg_arr[reg_idx];
5738		struct dbg_attn_reg_result *reg_result;
5739		u32 sts_addr, sts_val;
5740		u16 modes_buf_offset;
5741		bool eval_mode;
5742
5743		/* Check mode */
5744		eval_mode = GET_FIELD(reg_data->mode.data,
5745				      DBG_MODE_HDR_EVAL_MODE) > 0;
5746		modes_buf_offset = GET_FIELD(reg_data->mode.data,
5747					     DBG_MODE_HDR_MODES_BUF_OFFSET);
5748		if (eval_mode && !qed_is_mode_match(p_hwfn, &modes_buf_offset))
5749			continue;
5750
5751		/* Mode match - read attention status register */
5752		sts_addr = DWORDS_TO_BYTES(clear_status ?
5753					   reg_data->sts_clr_address :
5754					   GET_FIELD(reg_data->data,
5755						     DBG_ATTN_REG_STS_ADDRESS));
5756		sts_val = qed_rd(p_hwfn, p_ptt, sts_addr);
5757		if (!sts_val)
5758			continue;
5759
5760		/* Non-zero attention status - add to results */
5761		reg_result = &results->reg_results[num_result_regs];
5762		SET_FIELD(reg_result->data,
5763			  DBG_ATTN_REG_RESULT_STS_ADDRESS, sts_addr);
5764		SET_FIELD(reg_result->data,
5765			  DBG_ATTN_REG_RESULT_NUM_REG_ATTN,
5766			  GET_FIELD(reg_data->data, DBG_ATTN_REG_NUM_REG_ATTN));
5767		reg_result->block_attn_offset = reg_data->block_attn_offset;
5768		reg_result->sts_val = sts_val;
5769		reg_result->mask_val = qed_rd(p_hwfn,
5770					      p_ptt,
5771					      DWORDS_TO_BYTES
5772					      (reg_data->mask_address));
5773		num_result_regs++;
5774	}
5775
5776	results->block_id = (u8)block_id;
5777	results->names_offset =
5778	    qed_get_block_attn_data(p_hwfn, block_id, attn_type)->names_offset;
5779	SET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE, attn_type);
5780	SET_FIELD(results->data,
5781		  DBG_ATTN_BLOCK_RESULT_NUM_REGS, num_result_regs);
5782
5783	return DBG_STATUS_OK;
5784}
5785
5786/******************************* Data Types **********************************/
5787
5788/* REG fifo element */
5789struct reg_fifo_element {
5790	u64 data;
5791#define REG_FIFO_ELEMENT_ADDRESS_SHIFT		0
5792#define REG_FIFO_ELEMENT_ADDRESS_MASK		0x7fffff
5793#define REG_FIFO_ELEMENT_ACCESS_SHIFT		23
5794#define REG_FIFO_ELEMENT_ACCESS_MASK		0x1
5795#define REG_FIFO_ELEMENT_PF_SHIFT		24
5796#define REG_FIFO_ELEMENT_PF_MASK		0xf
5797#define REG_FIFO_ELEMENT_VF_SHIFT		28
5798#define REG_FIFO_ELEMENT_VF_MASK		0xff
5799#define REG_FIFO_ELEMENT_PORT_SHIFT		36
5800#define REG_FIFO_ELEMENT_PORT_MASK		0x3
5801#define REG_FIFO_ELEMENT_PRIVILEGE_SHIFT	38
5802#define REG_FIFO_ELEMENT_PRIVILEGE_MASK		0x3
5803#define REG_FIFO_ELEMENT_PROTECTION_SHIFT	40
5804#define REG_FIFO_ELEMENT_PROTECTION_MASK	0x7
5805#define REG_FIFO_ELEMENT_MASTER_SHIFT		43
5806#define REG_FIFO_ELEMENT_MASTER_MASK		0xf
5807#define REG_FIFO_ELEMENT_ERROR_SHIFT		47
5808#define REG_FIFO_ELEMENT_ERROR_MASK		0x1f
5809};
5810
5811/* REG fifo error element */
5812struct reg_fifo_err {
5813	u32 err_code;
5814	const char *err_msg;
5815};
5816
5817/* IGU fifo element */
5818struct igu_fifo_element {
5819	u32 dword0;
5820#define IGU_FIFO_ELEMENT_DWORD0_FID_SHIFT		0
5821#define IGU_FIFO_ELEMENT_DWORD0_FID_MASK		0xff
5822#define IGU_FIFO_ELEMENT_DWORD0_IS_PF_SHIFT		8
5823#define IGU_FIFO_ELEMENT_DWORD0_IS_PF_MASK		0x1
5824#define IGU_FIFO_ELEMENT_DWORD0_SOURCE_SHIFT		9
5825#define IGU_FIFO_ELEMENT_DWORD0_SOURCE_MASK		0xf
5826#define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_SHIFT		13
5827#define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_MASK		0xf
5828#define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_SHIFT		17
5829#define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_MASK		0x7fff
5830	u32 dword1;
5831	u32 dword2;
5832#define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_SHIFT	0
5833#define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_MASK		0x1
5834#define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_SHIFT		1
5835#define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_MASK		0xffffffff
5836	u32 reserved;
5837};
5838
5839struct igu_fifo_wr_data {
5840	u32 data;
5841#define IGU_FIFO_WR_DATA_PROD_CONS_SHIFT		0
5842#define IGU_FIFO_WR_DATA_PROD_CONS_MASK			0xffffff
5843#define IGU_FIFO_WR_DATA_UPDATE_FLAG_SHIFT		24
5844#define IGU_FIFO_WR_DATA_UPDATE_FLAG_MASK		0x1
5845#define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_SHIFT	25
5846#define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_MASK		0x3
5847#define IGU_FIFO_WR_DATA_SEGMENT_SHIFT			27
5848#define IGU_FIFO_WR_DATA_SEGMENT_MASK			0x1
5849#define IGU_FIFO_WR_DATA_TIMER_MASK_SHIFT		28
5850#define IGU_FIFO_WR_DATA_TIMER_MASK_MASK		0x1
5851#define IGU_FIFO_WR_DATA_CMD_TYPE_SHIFT			31
5852#define IGU_FIFO_WR_DATA_CMD_TYPE_MASK			0x1
5853};
5854
5855struct igu_fifo_cleanup_wr_data {
5856	u32 data;
5857#define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_SHIFT		0
5858#define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_MASK		0x7ffffff
5859#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_SHIFT	27
5860#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_MASK	0x1
5861#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_SHIFT	28
5862#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_MASK	0x7
5863#define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_SHIFT		31
5864#define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_MASK		0x1
5865};
5866
5867/* Protection override element */
5868struct protection_override_element {
5869	u64 data;
5870#define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_SHIFT		0
5871#define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_MASK		0x7fffff
5872#define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_SHIFT		23
5873#define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_MASK		0xffffff
5874#define PROTECTION_OVERRIDE_ELEMENT_READ_SHIFT			47
5875#define PROTECTION_OVERRIDE_ELEMENT_READ_MASK			0x1
5876#define PROTECTION_OVERRIDE_ELEMENT_WRITE_SHIFT			48
5877#define PROTECTION_OVERRIDE_ELEMENT_WRITE_MASK			0x1
5878#define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_SHIFT	49
5879#define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_MASK	0x7
5880#define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_SHIFT	52
5881#define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_MASK	0x7
5882};
5883
5884enum igu_fifo_sources {
5885	IGU_SRC_PXP0,
5886	IGU_SRC_PXP1,
5887	IGU_SRC_PXP2,
5888	IGU_SRC_PXP3,
5889	IGU_SRC_PXP4,
5890	IGU_SRC_PXP5,
5891	IGU_SRC_PXP6,
5892	IGU_SRC_PXP7,
5893	IGU_SRC_CAU,
5894	IGU_SRC_ATTN,
5895	IGU_SRC_GRC
5896};
5897
5898enum igu_fifo_addr_types {
5899	IGU_ADDR_TYPE_MSIX_MEM,
5900	IGU_ADDR_TYPE_WRITE_PBA,
5901	IGU_ADDR_TYPE_WRITE_INT_ACK,
5902	IGU_ADDR_TYPE_WRITE_ATTN_BITS,
5903	IGU_ADDR_TYPE_READ_INT,
5904	IGU_ADDR_TYPE_WRITE_PROD_UPDATE,
5905	IGU_ADDR_TYPE_RESERVED
5906};
5907
5908struct igu_fifo_addr_data {
5909	u16 start_addr;
5910	u16 end_addr;
5911	char *desc;
5912	char *vf_desc;
5913	enum igu_fifo_addr_types type;
5914};
5915
5916/******************************** Constants **********************************/
5917
5918#define MAX_MSG_LEN				1024
5919
5920#define MCP_TRACE_MAX_MODULE_LEN		8
5921#define MCP_TRACE_FORMAT_MAX_PARAMS		3
5922#define MCP_TRACE_FORMAT_PARAM_WIDTH \
5923	(MCP_TRACE_FORMAT_P2_SIZE_OFFSET - MCP_TRACE_FORMAT_P1_SIZE_OFFSET)
5924
5925#define REG_FIFO_ELEMENT_ADDR_FACTOR		4
5926#define REG_FIFO_ELEMENT_IS_PF_VF_VAL		127
5927
5928#define PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR	4
5929
5930/***************************** Constant Arrays *******************************/
5931
5932/* Status string array */
5933static const char * const s_status_str[] = {
5934	/* DBG_STATUS_OK */
5935	"Operation completed successfully",
5936
5937	/* DBG_STATUS_APP_VERSION_NOT_SET */
5938	"Debug application version wasn't set",
5939
5940	/* DBG_STATUS_UNSUPPORTED_APP_VERSION */
5941	"Unsupported debug application version",
5942
5943	/* DBG_STATUS_DBG_BLOCK_NOT_RESET */
5944	"The debug block wasn't reset since the last recording",
5945
5946	/* DBG_STATUS_INVALID_ARGS */
5947	"Invalid arguments",
5948
5949	/* DBG_STATUS_OUTPUT_ALREADY_SET */
5950	"The debug output was already set",
5951
5952	/* DBG_STATUS_INVALID_PCI_BUF_SIZE */
5953	"Invalid PCI buffer size",
5954
5955	/* DBG_STATUS_PCI_BUF_ALLOC_FAILED */
5956	"PCI buffer allocation failed",
5957
5958	/* DBG_STATUS_PCI_BUF_NOT_ALLOCATED */
5959	"A PCI buffer wasn't allocated",
5960
5961	/* DBG_STATUS_INVALID_FILTER_TRIGGER_DWORDS */
5962	"The filter/trigger constraint dword offsets are not enabled for recording",
5963	/* DBG_STATUS_NO_MATCHING_FRAMING_MODE */
5964	"No matching framing mode",
5965
5966	/* DBG_STATUS_VFC_READ_ERROR */
5967	"Error reading from VFC",
5968
5969	/* DBG_STATUS_STORM_ALREADY_ENABLED */
5970	"The Storm was already enabled",
5971
5972	/* DBG_STATUS_STORM_NOT_ENABLED */
5973	"The specified Storm wasn't enabled",
5974
5975	/* DBG_STATUS_BLOCK_ALREADY_ENABLED */
5976	"The block was already enabled",
5977
5978	/* DBG_STATUS_BLOCK_NOT_ENABLED */
5979	"The specified block wasn't enabled",
5980
5981	/* DBG_STATUS_NO_INPUT_ENABLED */
5982	"No input was enabled for recording",
5983
5984	/* DBG_STATUS_NO_FILTER_TRIGGER_256B */
5985	"Filters and triggers are not allowed in E4 256-bit mode",
5986
5987	/* DBG_STATUS_FILTER_ALREADY_ENABLED */
5988	"The filter was already enabled",
5989
5990	/* DBG_STATUS_TRIGGER_ALREADY_ENABLED */
5991	"The trigger was already enabled",
5992
5993	/* DBG_STATUS_TRIGGER_NOT_ENABLED */
5994	"The trigger wasn't enabled",
5995
5996	/* DBG_STATUS_CANT_ADD_CONSTRAINT */
5997	"A constraint can be added only after a filter was enabled or a trigger state was added",
5998
5999	/* DBG_STATUS_TOO_MANY_TRIGGER_STATES */
6000	"Cannot add more than 3 trigger states",
6001
6002	/* DBG_STATUS_TOO_MANY_CONSTRAINTS */
6003	"Cannot add more than 4 constraints per filter or trigger state",
6004
6005	/* DBG_STATUS_RECORDING_NOT_STARTED */
6006	"The recording wasn't started",
6007
6008	/* DBG_STATUS_DATA_DIDNT_TRIGGER */
6009	"A trigger was configured, but it didn't trigger",
6010
6011	/* DBG_STATUS_NO_DATA_RECORDED */
6012	"No data was recorded",
6013
6014	/* DBG_STATUS_DUMP_BUF_TOO_SMALL */
6015	"Dump buffer is too small",
6016
6017	/* DBG_STATUS_DUMP_NOT_CHUNK_ALIGNED */
6018	"Dumped data is not aligned to chunks",
6019
6020	/* DBG_STATUS_UNKNOWN_CHIP */
6021	"Unknown chip",
6022
6023	/* DBG_STATUS_VIRT_MEM_ALLOC_FAILED */
6024	"Failed allocating virtual memory",
6025
6026	/* DBG_STATUS_BLOCK_IN_RESET */
6027	"The input block is in reset",
6028
6029	/* DBG_STATUS_INVALID_TRACE_SIGNATURE */
6030	"Invalid MCP trace signature found in NVRAM",
6031
6032	/* DBG_STATUS_INVALID_NVRAM_BUNDLE */
6033	"Invalid bundle ID found in NVRAM",
6034
6035	/* DBG_STATUS_NVRAM_GET_IMAGE_FAILED */
6036	"Failed getting NVRAM image",
6037
6038	/* DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE */
6039	"NVRAM image is not dword-aligned",
6040
6041	/* DBG_STATUS_NVRAM_READ_FAILED */
6042	"Failed reading from NVRAM",
6043
6044	/* DBG_STATUS_IDLE_CHK_PARSE_FAILED */
6045	"Idle check parsing failed",
6046
6047	/* DBG_STATUS_MCP_TRACE_BAD_DATA */
6048	"MCP Trace data is corrupt",
6049
6050	/* DBG_STATUS_MCP_TRACE_NO_META */
6051	"Dump doesn't contain meta data - it must be provided in image file",
6052
6053	/* DBG_STATUS_MCP_COULD_NOT_HALT */
6054	"Failed to halt MCP",
6055
6056	/* DBG_STATUS_MCP_COULD_NOT_RESUME */
6057	"Failed to resume MCP after halt",
6058
6059	/* DBG_STATUS_RESERVED0 */
6060	"",
6061
6062	/* DBG_STATUS_SEMI_FIFO_NOT_EMPTY */
6063	"Failed to empty SEMI sync FIFO",
6064
6065	/* DBG_STATUS_IGU_FIFO_BAD_DATA */
6066	"IGU FIFO data is corrupt",
6067
6068	/* DBG_STATUS_MCP_COULD_NOT_MASK_PRTY */
6069	"MCP failed to mask parities",
6070
6071	/* DBG_STATUS_FW_ASSERTS_PARSE_FAILED */
6072	"FW Asserts parsing failed",
6073
6074	/* DBG_STATUS_REG_FIFO_BAD_DATA */
6075	"GRC FIFO data is corrupt",
6076
6077	/* DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA */
6078	"Protection Override data is corrupt",
6079
6080	/* DBG_STATUS_DBG_ARRAY_NOT_SET */
6081	"Debug arrays were not set (when using binary files, dbg_set_bin_ptr must be called)",
6082
6083	/* DBG_STATUS_RESERVED1 */
6084	"",
6085
6086	/* DBG_STATUS_NON_MATCHING_LINES */
6087	"Non-matching debug lines - in E4, all lines must be of the same type (either 128b or 256b)",
6088
6089	/* DBG_STATUS_INSUFFICIENT_HW_IDS */
6090	"Insufficient HW IDs. Try to record less Storms/blocks",
6091
6092	/* DBG_STATUS_DBG_BUS_IN_USE */
6093	"The debug bus is in use",
6094
6095	/* DBG_STATUS_INVALID_STORM_DBG_MODE */
6096	"The storm debug mode is not supported in the current chip",
6097
6098	/* DBG_STATUS_OTHER_ENGINE_BB_ONLY */
6099	"Other engine is supported only in BB",
6100
6101	/* DBG_STATUS_FILTER_SINGLE_HW_ID */
6102	"The configured filter mode requires a single Storm/block input",
6103
6104	/* DBG_STATUS_TRIGGER_SINGLE_HW_ID */
6105	"The configured filter mode requires that all the constraints of a single trigger state will be defined on a single Storm/block input",
6106
6107	/* DBG_STATUS_MISSING_TRIGGER_STATE_STORM */
6108	"When triggering on Storm data, the Storm to trigger on must be specified",
6109
6110	/* DBG_STATUS_MDUMP2_FAILED_TO_REQUEST_OFFSIZE */
6111	"Failed to request MDUMP2 Offsize",
6112
6113	/* DBG_STATUS_MDUMP2_FAILED_VALIDATION_OF_DATA_CRC */
6114	"Expected CRC (part of the MDUMP2 data) is different than the calculated CRC over that data",
6115
6116	/* DBG_STATUS_MDUMP2_INVALID_SIGNATURE */
6117	"Invalid Signature found at start of MDUMP2",
6118
6119	/* DBG_STATUS_MDUMP2_INVALID_LOG_SIZE */
6120	"Invalid Log Size of MDUMP2",
6121
6122	/* DBG_STATUS_MDUMP2_INVALID_LOG_HDR */
6123	"Invalid Log Header of MDUMP2",
6124
6125	/* DBG_STATUS_MDUMP2_INVALID_LOG_DATA */
6126	"Invalid Log Data of MDUMP2",
6127
6128	/* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_NUM_PORTS */
6129	"Could not extract number of ports from regval buf of MDUMP2",
6130
6131	/* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_MFW_STATUS */
6132	"Could not extract MFW (link) status from regval buf of MDUMP2",
6133
6134	/* DBG_STATUS_MDUMP2_ERROR_DISPLAYING_LINKDUMP */
6135	"Could not display linkdump of MDUMP2",
6136
6137	/* DBG_STATUS_MDUMP2_ERROR_READING_PHY_CFG */
6138	"Could not read PHY CFG of MDUMP2",
6139
6140	/* DBG_STATUS_MDUMP2_ERROR_READING_PLL_MODE */
6141	"Could not read PLL Mode of MDUMP2",
6142
6143	/* DBG_STATUS_MDUMP2_ERROR_READING_LANE_REGS */
6144	"Could not read TSCF/TSCE Lane Regs of MDUMP2",
6145
6146	/* DBG_STATUS_MDUMP2_ERROR_ALLOCATING_BUF */
6147	"Could not allocate MDUMP2 reg-val internal buffer"
6148};
6149
6150/* Idle check severity names array */
6151static const char * const s_idle_chk_severity_str[] = {
6152	"Error",
6153	"Error if no traffic",
6154	"Warning"
6155};
6156
6157/* MCP Trace level names array */
6158static const char * const s_mcp_trace_level_str[] = {
6159	"ERROR",
6160	"TRACE",
6161	"DEBUG"
6162};
6163
6164/* Access type names array */
6165static const char * const s_access_strs[] = {
6166	"read",
6167	"write"
6168};
6169
6170/* Privilege type names array */
6171static const char * const s_privilege_strs[] = {
6172	"VF",
6173	"PDA",
6174	"HV",
6175	"UA"
6176};
6177
6178/* Protection type names array */
6179static const char * const s_protection_strs[] = {
6180	"(default)",
6181	"(default)",
6182	"(default)",
6183	"(default)",
6184	"override VF",
6185	"override PDA",
6186	"override HV",
6187	"override UA"
6188};
6189
6190/* Master type names array */
6191static const char * const s_master_strs[] = {
6192	"???",
6193	"pxp",
6194	"mcp",
6195	"msdm",
6196	"psdm",
6197	"ysdm",
6198	"usdm",
6199	"tsdm",
6200	"xsdm",
6201	"dbu",
6202	"dmae",
6203	"jdap",
6204	"???",
6205	"???",
6206	"???",
6207	"???"
6208};
6209
6210/* REG FIFO error messages array */
6211static struct reg_fifo_err s_reg_fifo_errors[] = {
6212	{1, "grc timeout"},
6213	{2, "address doesn't belong to any block"},
6214	{4, "reserved address in block or write to read-only address"},
6215	{8, "privilege/protection mismatch"},
6216	{16, "path isolation error"},
6217	{17, "RSL error"}
6218};
6219
6220/* IGU FIFO sources array */
6221static const char * const s_igu_fifo_source_strs[] = {
6222	"TSTORM",
6223	"MSTORM",
6224	"USTORM",
6225	"XSTORM",
6226	"YSTORM",
6227	"PSTORM",
6228	"PCIE",
6229	"NIG_QM_PBF",
6230	"CAU",
6231	"ATTN",
6232	"GRC",
6233};
6234
6235/* IGU FIFO error messages */
6236static const char * const s_igu_fifo_error_strs[] = {
6237	"no error",
6238	"length error",
6239	"function disabled",
6240	"VF sent command to attention address",
6241	"host sent prod update command",
6242	"read of during interrupt register while in MIMD mode",
6243	"access to PXP BAR reserved address",
6244	"producer update command to attention index",
6245	"unknown error",
6246	"SB index not valid",
6247	"SB relative index and FID not found",
6248	"FID not match",
6249	"command with error flag asserted (PCI error or CAU discard)",
6250	"VF sent cleanup and RF cleanup is disabled",
6251	"cleanup command on type bigger than 4"
6252};
6253
6254/* IGU FIFO address data */
6255static const struct igu_fifo_addr_data s_igu_fifo_addr_data[] = {
6256	{0x0, 0x101, "MSI-X Memory", NULL,
6257	 IGU_ADDR_TYPE_MSIX_MEM},
6258	{0x102, 0x1ff, "reserved", NULL,
6259	 IGU_ADDR_TYPE_RESERVED},
6260	{0x200, 0x200, "Write PBA[0:63]", NULL,
6261	 IGU_ADDR_TYPE_WRITE_PBA},
6262	{0x201, 0x201, "Write PBA[64:127]", "reserved",
6263	 IGU_ADDR_TYPE_WRITE_PBA},
6264	{0x202, 0x202, "Write PBA[128]", "reserved",
6265	 IGU_ADDR_TYPE_WRITE_PBA},
6266	{0x203, 0x3ff, "reserved", NULL,
6267	 IGU_ADDR_TYPE_RESERVED},
6268	{0x400, 0x5ef, "Write interrupt acknowledgment", NULL,
6269	 IGU_ADDR_TYPE_WRITE_INT_ACK},
6270	{0x5f0, 0x5f0, "Attention bits update", NULL,
6271	 IGU_ADDR_TYPE_WRITE_ATTN_BITS},
6272	{0x5f1, 0x5f1, "Attention bits set", NULL,
6273	 IGU_ADDR_TYPE_WRITE_ATTN_BITS},
6274	{0x5f2, 0x5f2, "Attention bits clear", NULL,
6275	 IGU_ADDR_TYPE_WRITE_ATTN_BITS},
6276	{0x5f3, 0x5f3, "Read interrupt 0:63 with mask", NULL,
6277	 IGU_ADDR_TYPE_READ_INT},
6278	{0x5f4, 0x5f4, "Read interrupt 0:31 with mask", NULL,
6279	 IGU_ADDR_TYPE_READ_INT},
6280	{0x5f5, 0x5f5, "Read interrupt 32:63 with mask", NULL,
6281	 IGU_ADDR_TYPE_READ_INT},
6282	{0x5f6, 0x5f6, "Read interrupt 0:63 without mask", NULL,
6283	 IGU_ADDR_TYPE_READ_INT},
6284	{0x5f7, 0x5ff, "reserved", NULL,
6285	 IGU_ADDR_TYPE_RESERVED},
6286	{0x600, 0x7ff, "Producer update", NULL,
6287	 IGU_ADDR_TYPE_WRITE_PROD_UPDATE}
6288};
6289
6290/******************************** Variables **********************************/
6291
6292/* Temporary buffer, used for print size calculations */
6293static char s_temp_buf[MAX_MSG_LEN];
6294
6295/**************************** Private Functions ******************************/
6296
6297static void qed_user_static_asserts(void)
6298{
6299}
6300
6301static u32 qed_cyclic_add(u32 a, u32 b, u32 size)
6302{
6303	return (a + b) % size;
6304}
6305
6306static u32 qed_cyclic_sub(u32 a, u32 b, u32 size)
6307{
6308	return (size + a - b) % size;
6309}
6310
6311/* Reads the specified number of bytes from the specified cyclic buffer (up to 4
6312 * bytes) and returns them as a dword value. the specified buffer offset is
6313 * updated.
6314 */
6315static u32 qed_read_from_cyclic_buf(void *buf,
6316				    u32 *offset,
6317				    u32 buf_size, u8 num_bytes_to_read)
6318{
6319	u8 i, *val_ptr, *bytes_buf = (u8 *)buf;
6320	u32 val = 0;
6321
6322	val_ptr = (u8 *)&val;
6323
6324	/* Assume running on a LITTLE ENDIAN and the buffer is network order
6325	 * (BIG ENDIAN), as high order bytes are placed in lower memory address.
6326	 */
6327	for (i = 0; i < num_bytes_to_read; i++) {
6328		val_ptr[i] = bytes_buf[*offset];
6329		*offset = qed_cyclic_add(*offset, 1, buf_size);
6330	}
6331
6332	return val;
6333}
6334
6335/* Reads and returns the next byte from the specified buffer.
6336 * The specified buffer offset is updated.
6337 */
6338static u8 qed_read_byte_from_buf(void *buf, u32 *offset)
6339{
6340	return ((u8 *)buf)[(*offset)++];
6341}
6342
6343/* Reads and returns the next dword from the specified buffer.
6344 * The specified buffer offset is updated.
6345 */
6346static u32 qed_read_dword_from_buf(void *buf, u32 *offset)
6347{
6348	u32 dword_val = *(u32 *)&((u8 *)buf)[*offset];
6349
6350	*offset += 4;
6351
6352	return dword_val;
6353}
6354
6355/* Reads the next string from the specified buffer, and copies it to the
6356 * specified pointer. The specified buffer offset is updated.
6357 */
6358static void qed_read_str_from_buf(void *buf, u32 *offset, u32 size, char *dest)
6359{
6360	const char *source_str = &((const char *)buf)[*offset];
6361
6362	strscpy(dest, source_str, size);
6363	*offset += size;
6364}
6365
6366/* Returns a pointer to the specified offset (in bytes) of the specified buffer.
6367 * If the specified buffer in NULL, a temporary buffer pointer is returned.
6368 */
6369static char *qed_get_buf_ptr(void *buf, u32 offset)
6370{
6371	return buf ? (char *)buf + offset : s_temp_buf;
6372}
6373
6374/* Reads a param from the specified buffer. Returns the number of dwords read.
6375 * If the returned str_param is NULL, the param is numeric and its value is
6376 * returned in num_param.
6377 * Otheriwise, the param is a string and its pointer is returned in str_param.
6378 */
6379static u32 qed_read_param(u32 *dump_buf,
6380			  const char **param_name,
6381			  const char **param_str_val, u32 *param_num_val)
6382{
6383	char *char_buf = (char *)dump_buf;
6384	size_t offset = 0;
6385
6386	/* Extract param name */
6387	*param_name = char_buf;
6388	offset += strlen(*param_name) + 1;
6389
6390	/* Check param type */
6391	if (*(char_buf + offset++)) {
6392		/* String param */
6393		*param_str_val = char_buf + offset;
6394		*param_num_val = 0;
6395		offset += strlen(*param_str_val) + 1;
6396		if (offset & 0x3)
6397			offset += (4 - (offset & 0x3));
6398	} else {
6399		/* Numeric param */
6400		*param_str_val = NULL;
6401		if (offset & 0x3)
6402			offset += (4 - (offset & 0x3));
6403		*param_num_val = *(u32 *)(char_buf + offset);
6404		offset += 4;
6405	}
6406
6407	return (u32)offset / 4;
6408}
6409
6410/* Reads a section header from the specified buffer.
6411 * Returns the number of dwords read.
6412 */
6413static u32 qed_read_section_hdr(u32 *dump_buf,
6414				const char **section_name,
6415				u32 *num_section_params)
6416{
6417	const char *param_str_val;
6418
6419	return qed_read_param(dump_buf,
6420			      section_name, &param_str_val, num_section_params);
6421}
6422
6423/* Reads section params from the specified buffer and prints them to the results
6424 * buffer. Returns the number of dwords read.
6425 */
6426static u32 qed_print_section_params(u32 *dump_buf,
6427				    u32 num_section_params,
6428				    char *results_buf, u32 *num_chars_printed)
6429{
6430	u32 i, dump_offset = 0, results_offset = 0;
6431
6432	for (i = 0; i < num_section_params; i++) {
6433		const char *param_name, *param_str_val;
6434		u32 param_num_val = 0;
6435
6436		dump_offset += qed_read_param(dump_buf + dump_offset,
6437					      &param_name,
6438					      &param_str_val, &param_num_val);
6439
6440		if (param_str_val)
6441			results_offset +=
6442				sprintf(qed_get_buf_ptr(results_buf,
6443							results_offset),
6444					"%s: %s\n", param_name, param_str_val);
6445		else if (strcmp(param_name, "fw-timestamp"))
6446			results_offset +=
6447				sprintf(qed_get_buf_ptr(results_buf,
6448							results_offset),
6449					"%s: %d\n", param_name, param_num_val);
6450	}
6451
6452	results_offset += sprintf(qed_get_buf_ptr(results_buf, results_offset),
6453				  "\n");
6454
6455	*num_chars_printed = results_offset;
6456
6457	return dump_offset;
6458}
6459
6460/* Returns the block name that matches the specified block ID,
6461 * or NULL if not found.
6462 */
6463static const char *qed_dbg_get_block_name(struct qed_hwfn *p_hwfn,
6464					  enum block_id block_id)
6465{
6466	const struct dbg_block_user *block =
6467	    (const struct dbg_block_user *)
6468	    p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_USER_DATA].ptr + block_id;
6469
6470	return (const char *)block->name;
6471}
6472
6473static struct dbg_tools_user_data *qed_dbg_get_user_data(struct qed_hwfn
6474							 *p_hwfn)
6475{
6476	return (struct dbg_tools_user_data *)p_hwfn->dbg_user_info;
6477}
6478
6479/* Parses the idle check rules and returns the number of characters printed.
6480 * In case of parsing error, returns 0.
6481 */
6482static u32 qed_parse_idle_chk_dump_rules(struct qed_hwfn *p_hwfn,
6483					 u32 *dump_buf,
6484					 u32 *dump_buf_end,
6485					 u32 num_rules,
6486					 bool print_fw_idle_chk,
6487					 char *results_buf,
6488					 u32 *num_errors, u32 *num_warnings)
6489{
6490	/* Offset in results_buf in bytes */
6491	u32 results_offset = 0;
6492
6493	u32 rule_idx;
6494	u16 i, j;
6495
6496	*num_errors = 0;
6497	*num_warnings = 0;
6498
6499	/* Go over dumped results */
6500	for (rule_idx = 0; rule_idx < num_rules && dump_buf < dump_buf_end;
6501	     rule_idx++) {
6502		const struct dbg_idle_chk_rule_parsing_data *rule_parsing_data;
6503		struct dbg_idle_chk_result_hdr *hdr;
6504		const char *parsing_str, *lsi_msg;
6505		u32 parsing_str_offset;
6506		bool has_fw_msg;
6507		u8 curr_reg_id;
6508
6509		hdr = (struct dbg_idle_chk_result_hdr *)dump_buf;
6510		rule_parsing_data =
6511		    (const struct dbg_idle_chk_rule_parsing_data *)
6512		    p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr +
6513		    hdr->rule_id;
6514		parsing_str_offset =
6515		    GET_FIELD(rule_parsing_data->data,
6516			      DBG_IDLE_CHK_RULE_PARSING_DATA_STR_OFFSET);
6517		has_fw_msg =
6518		    GET_FIELD(rule_parsing_data->data,
6519			      DBG_IDLE_CHK_RULE_PARSING_DATA_HAS_FW_MSG) > 0;
6520		parsing_str = (const char *)
6521		    p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr +
6522		    parsing_str_offset;
6523		lsi_msg = parsing_str;
6524		curr_reg_id = 0;
6525
6526		if (hdr->severity >= MAX_DBG_IDLE_CHK_SEVERITY_TYPES)
6527			return 0;
6528
6529		/* Skip rule header */
6530		dump_buf += BYTES_TO_DWORDS(sizeof(*hdr));
6531
6532		/* Update errors/warnings count */
6533		if (hdr->severity == IDLE_CHK_SEVERITY_ERROR ||
6534		    hdr->severity == IDLE_CHK_SEVERITY_ERROR_NO_TRAFFIC)
6535			(*num_errors)++;
6536		else
6537			(*num_warnings)++;
6538
6539		/* Print rule severity */
6540		results_offset +=
6541		    sprintf(qed_get_buf_ptr(results_buf,
6542					    results_offset), "%s: ",
6543			    s_idle_chk_severity_str[hdr->severity]);
6544
6545		/* Print rule message */
6546		if (has_fw_msg)
6547			parsing_str += strlen(parsing_str) + 1;
6548		results_offset +=
6549		    sprintf(qed_get_buf_ptr(results_buf,
6550					    results_offset), "%s.",
6551			    has_fw_msg &&
6552			    print_fw_idle_chk ? parsing_str : lsi_msg);
6553		parsing_str += strlen(parsing_str) + 1;
6554
6555		/* Print register values */
6556		results_offset +=
6557		    sprintf(qed_get_buf_ptr(results_buf,
6558					    results_offset), " Registers:");
6559		for (i = 0;
6560		     i < hdr->num_dumped_cond_regs + hdr->num_dumped_info_regs;
6561		     i++) {
6562			struct dbg_idle_chk_result_reg_hdr *reg_hdr;
6563			bool is_mem;
6564			u8 reg_id;
6565
6566			reg_hdr =
6567				(struct dbg_idle_chk_result_reg_hdr *)dump_buf;
6568			is_mem = GET_FIELD(reg_hdr->data,
6569					   DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM);
6570			reg_id = GET_FIELD(reg_hdr->data,
6571					   DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID);
6572
6573			/* Skip reg header */
6574			dump_buf += BYTES_TO_DWORDS(sizeof(*reg_hdr));
6575
6576			/* Skip register names until the required reg_id is
6577			 * reached.
6578			 */
6579			for (; reg_id > curr_reg_id; curr_reg_id++)
6580				parsing_str += strlen(parsing_str) + 1;
6581
6582			results_offset +=
6583			    sprintf(qed_get_buf_ptr(results_buf,
6584						    results_offset), " %s",
6585				    parsing_str);
6586			if (i < hdr->num_dumped_cond_regs && is_mem)
6587				results_offset +=
6588				    sprintf(qed_get_buf_ptr(results_buf,
6589							    results_offset),
6590					    "[%d]", hdr->mem_entry_id +
6591					    reg_hdr->start_entry);
6592			results_offset +=
6593			    sprintf(qed_get_buf_ptr(results_buf,
6594						    results_offset), "=");
6595			for (j = 0; j < reg_hdr->size; j++, dump_buf++) {
6596				results_offset +=
6597				    sprintf(qed_get_buf_ptr(results_buf,
6598							    results_offset),
6599					    "0x%x", *dump_buf);
6600				if (j < reg_hdr->size - 1)
6601					results_offset +=
6602					    sprintf(qed_get_buf_ptr
6603						    (results_buf,
6604						     results_offset), ",");
6605			}
6606		}
6607
6608		results_offset +=
6609		    sprintf(qed_get_buf_ptr(results_buf, results_offset), "\n");
6610	}
6611
6612	/* Check if end of dump buffer was exceeded */
6613	if (dump_buf > dump_buf_end)
6614		return 0;
6615
6616	return results_offset;
6617}
6618
6619/* Parses an idle check dump buffer.
6620 * If result_buf is not NULL, the idle check results are printed to it.
6621 * In any case, the required results buffer size is assigned to
6622 * parsed_results_bytes.
6623 * The parsing status is returned.
6624 */
6625static enum dbg_status qed_parse_idle_chk_dump(struct qed_hwfn *p_hwfn,
6626					       u32 *dump_buf,
6627					       u32 num_dumped_dwords,
6628					       char *results_buf,
6629					       u32 *parsed_results_bytes,
6630					       u32 *num_errors,
6631					       u32 *num_warnings)
6632{
6633	u32 num_section_params = 0, num_rules, num_rules_not_dumped;
6634	const char *section_name, *param_name, *param_str_val;
6635	u32 *dump_buf_end = dump_buf + num_dumped_dwords;
6636
6637	/* Offset in results_buf in bytes */
6638	u32 results_offset = 0;
6639
6640	*parsed_results_bytes = 0;
6641	*num_errors = 0;
6642	*num_warnings = 0;
6643
6644	if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr ||
6645	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr)
6646		return DBG_STATUS_DBG_ARRAY_NOT_SET;
6647
6648	/* Read global_params section */
6649	dump_buf += qed_read_section_hdr(dump_buf,
6650					 &section_name, &num_section_params);
6651	if (strcmp(section_name, "global_params"))
6652		return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
6653
6654	/* Print global params */
6655	dump_buf += qed_print_section_params(dump_buf,
6656					     num_section_params,
6657					     results_buf, &results_offset);
6658
6659	/* Read idle_chk section
6660	 * There may be 1 or 2 idle_chk section parameters:
6661	 * - 1st is "num_rules"
6662	 * - 2nd is "num_rules_not_dumped" (optional)
6663	 */
6664
6665	dump_buf += qed_read_section_hdr(dump_buf,
6666					 &section_name, &num_section_params);
6667	if (strcmp(section_name, "idle_chk") ||
6668	    (num_section_params != 2 && num_section_params != 1))
6669		return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
6670	dump_buf += qed_read_param(dump_buf,
6671				   &param_name, &param_str_val, &num_rules);
6672	if (strcmp(param_name, "num_rules"))
6673		return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
6674	if (num_section_params > 1) {
6675		dump_buf += qed_read_param(dump_buf,
6676					   &param_name,
6677					   &param_str_val,
6678					   &num_rules_not_dumped);
6679		if (strcmp(param_name, "num_rules_not_dumped"))
6680			return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
6681	} else {
6682		num_rules_not_dumped = 0;
6683	}
6684
6685	if (num_rules) {
6686		u32 rules_print_size;
6687
6688		/* Print FW output */
6689		results_offset +=
6690		    sprintf(qed_get_buf_ptr(results_buf,
6691					    results_offset),
6692			    "FW_IDLE_CHECK:\n");
6693		rules_print_size =
6694			qed_parse_idle_chk_dump_rules(p_hwfn,
6695						      dump_buf,
6696						      dump_buf_end,
6697						      num_rules,
6698						      true,
6699						      results_buf ?
6700						      results_buf +
6701						      results_offset :
6702						      NULL,
6703						      num_errors,
6704						      num_warnings);
6705		results_offset += rules_print_size;
6706		if (!rules_print_size)
6707			return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
6708
6709		/* Print LSI output */
6710		results_offset +=
6711		    sprintf(qed_get_buf_ptr(results_buf,
6712					    results_offset),
6713			    "\nLSI_IDLE_CHECK:\n");
6714		rules_print_size =
6715			qed_parse_idle_chk_dump_rules(p_hwfn,
6716						      dump_buf,
6717						      dump_buf_end,
6718						      num_rules,
6719						      false,
6720						      results_buf ?
6721						      results_buf +
6722						      results_offset :
6723						      NULL,
6724						      num_errors,
6725						      num_warnings);
6726		results_offset += rules_print_size;
6727		if (!rules_print_size)
6728			return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
6729	}
6730
6731	/* Print errors/warnings count */
6732	if (*num_errors)
6733		results_offset +=
6734		    sprintf(qed_get_buf_ptr(results_buf,
6735					    results_offset),
6736			    "\nIdle Check failed!!! (with %d errors and %d warnings)\n",
6737			    *num_errors, *num_warnings);
6738	else if (*num_warnings)
6739		results_offset +=
6740		    sprintf(qed_get_buf_ptr(results_buf,
6741					    results_offset),
6742			    "\nIdle Check completed successfully (with %d warnings)\n",
6743			    *num_warnings);
6744	else
6745		results_offset +=
6746		    sprintf(qed_get_buf_ptr(results_buf,
6747					    results_offset),
6748			    "\nIdle Check completed successfully\n");
6749
6750	if (num_rules_not_dumped)
6751		results_offset +=
6752		    sprintf(qed_get_buf_ptr(results_buf,
6753					    results_offset),
6754			    "\nIdle Check Partially dumped : num_rules_not_dumped = %d\n",
6755			    num_rules_not_dumped);
6756
6757	/* Add 1 for string NULL termination */
6758	*parsed_results_bytes = results_offset + 1;
6759
6760	return DBG_STATUS_OK;
6761}
6762
6763/* Allocates and fills MCP Trace meta data based on the specified meta data
6764 * dump buffer.
6765 * Returns debug status code.
6766 */
6767static enum dbg_status
6768qed_mcp_trace_alloc_meta_data(struct qed_hwfn *p_hwfn,
6769			      const u32 *meta_buf)
6770{
6771	struct dbg_tools_user_data *dev_user_data;
6772	u32 offset = 0, signature, i;
6773	struct mcp_trace_meta *meta;
6774	u8 *meta_buf_bytes;
6775
6776	dev_user_data = qed_dbg_get_user_data(p_hwfn);
6777	meta = &dev_user_data->mcp_trace_meta;
6778	meta_buf_bytes = (u8 *)meta_buf;
6779
6780	/* Free the previous meta before loading a new one. */
6781	if (meta->is_allocated)
6782		qed_mcp_trace_free_meta_data(p_hwfn);
6783
6784	memset(meta, 0, sizeof(*meta));
6785
6786	/* Read first signature */
6787	signature = qed_read_dword_from_buf(meta_buf_bytes, &offset);
6788	if (signature != NVM_MAGIC_VALUE)
6789		return DBG_STATUS_INVALID_TRACE_SIGNATURE;
6790
6791	/* Read no. of modules and allocate memory for their pointers */
6792	meta->modules_num = qed_read_byte_from_buf(meta_buf_bytes, &offset);
6793	meta->modules = kcalloc(meta->modules_num, sizeof(char *),
6794				GFP_KERNEL);
6795	if (!meta->modules)
6796		return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
6797
6798	/* Allocate and read all module strings */
6799	for (i = 0; i < meta->modules_num; i++) {
6800		u8 module_len = qed_read_byte_from_buf(meta_buf_bytes, &offset);
6801
6802		*(meta->modules + i) = kzalloc(module_len, GFP_KERNEL);
6803		if (!(*(meta->modules + i))) {
6804			/* Update number of modules to be released */
6805			meta->modules_num = i ? i - 1 : 0;
6806			return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
6807		}
6808
6809		qed_read_str_from_buf(meta_buf_bytes, &offset, module_len,
6810				      *(meta->modules + i));
6811		if (module_len > MCP_TRACE_MAX_MODULE_LEN)
6812			(*(meta->modules + i))[MCP_TRACE_MAX_MODULE_LEN] = '\0';
6813	}
6814
6815	/* Read second signature */
6816	signature = qed_read_dword_from_buf(meta_buf_bytes, &offset);
6817	if (signature != NVM_MAGIC_VALUE)
6818		return DBG_STATUS_INVALID_TRACE_SIGNATURE;
6819
6820	/* Read number of formats and allocate memory for all formats */
6821	meta->formats_num = qed_read_dword_from_buf(meta_buf_bytes, &offset);
6822	meta->formats = kcalloc(meta->formats_num,
6823				sizeof(struct mcp_trace_format),
6824				GFP_KERNEL);
6825	if (!meta->formats)
6826		return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
6827
6828	/* Allocate and read all strings */
6829	for (i = 0; i < meta->formats_num; i++) {
6830		struct mcp_trace_format *format_ptr = &meta->formats[i];
6831		u8 format_len;
6832
6833		format_ptr->data = qed_read_dword_from_buf(meta_buf_bytes,
6834							   &offset);
6835		format_len = GET_MFW_FIELD(format_ptr->data,
6836					   MCP_TRACE_FORMAT_LEN);
6837		format_ptr->format_str = kzalloc(format_len, GFP_KERNEL);
6838		if (!format_ptr->format_str) {
6839			/* Update number of modules to be released */
6840			meta->formats_num = i ? i - 1 : 0;
6841			return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
6842		}
6843
6844		qed_read_str_from_buf(meta_buf_bytes,
6845				      &offset,
6846				      format_len, format_ptr->format_str);
6847	}
6848
6849	meta->is_allocated = true;
6850	return DBG_STATUS_OK;
6851}
6852
6853/* Parses an MCP trace buffer. If result_buf is not NULL, the MCP Trace results
6854 * are printed to it. The parsing status is returned.
6855 * Arguments:
6856 * trace_buf - MCP trace cyclic buffer
6857 * trace_buf_size - MCP trace cyclic buffer size in bytes
6858 * data_offset - offset in bytes of the data to parse in the MCP trace cyclic
6859 *		 buffer.
6860 * data_size - size in bytes of data to parse.
6861 * parsed_buf - destination buffer for parsed data.
6862 * parsed_results_bytes - size of parsed data in bytes.
6863 */
6864static enum dbg_status qed_parse_mcp_trace_buf(struct qed_hwfn *p_hwfn,
6865					       u8 *trace_buf,
6866					       u32 trace_buf_size,
6867					       u32 data_offset,
6868					       u32 data_size,
6869					       char *parsed_buf,
6870					       u32 *parsed_results_bytes)
6871{
6872	struct dbg_tools_user_data *dev_user_data;
6873	struct mcp_trace_meta *meta;
6874	u32 param_mask, param_shift;
6875	enum dbg_status status;
6876
6877	dev_user_data = qed_dbg_get_user_data(p_hwfn);
6878	meta = &dev_user_data->mcp_trace_meta;
6879	*parsed_results_bytes = 0;
6880
6881	if (!meta->is_allocated)
6882		return DBG_STATUS_MCP_TRACE_BAD_DATA;
6883
6884	status = DBG_STATUS_OK;
6885
6886	while (data_size) {
6887		struct mcp_trace_format *format_ptr;
6888		u8 format_level, format_module;
6889		u32 params[3] = { 0, 0, 0 };
6890		u32 header, format_idx, i;
6891
6892		if (data_size < MFW_TRACE_ENTRY_SIZE)
6893			return DBG_STATUS_MCP_TRACE_BAD_DATA;
6894
6895		header = qed_read_from_cyclic_buf(trace_buf,
6896						  &data_offset,
6897						  trace_buf_size,
6898						  MFW_TRACE_ENTRY_SIZE);
6899		data_size -= MFW_TRACE_ENTRY_SIZE;
6900		format_idx = header & MFW_TRACE_EVENTID_MASK;
6901
6902		/* Skip message if its index doesn't exist in the meta data */
6903		if (format_idx >= meta->formats_num) {
6904			u8 format_size = (u8)GET_MFW_FIELD(header,
6905							   MFW_TRACE_PRM_SIZE);
6906
6907			if (data_size < format_size)
6908				return DBG_STATUS_MCP_TRACE_BAD_DATA;
6909
6910			data_offset = qed_cyclic_add(data_offset,
6911						     format_size,
6912						     trace_buf_size);
6913			data_size -= format_size;
6914			continue;
6915		}
6916
6917		format_ptr = &meta->formats[format_idx];
6918
6919		for (i = 0,
6920		     param_mask = MCP_TRACE_FORMAT_P1_SIZE_MASK, param_shift =
6921		     MCP_TRACE_FORMAT_P1_SIZE_OFFSET;
6922		     i < MCP_TRACE_FORMAT_MAX_PARAMS;
6923		     i++, param_mask <<= MCP_TRACE_FORMAT_PARAM_WIDTH,
6924		     param_shift += MCP_TRACE_FORMAT_PARAM_WIDTH) {
6925			/* Extract param size (0..3) */
6926			u8 param_size = (u8)((format_ptr->data & param_mask) >>
6927					     param_shift);
6928
6929			/* If the param size is zero, there are no other
6930			 * parameters.
6931			 */
6932			if (!param_size)
6933				break;
6934
6935			/* Size is encoded using 2 bits, where 3 is used to
6936			 * encode 4.
6937			 */
6938			if (param_size == 3)
6939				param_size = 4;
6940
6941			if (data_size < param_size)
6942				return DBG_STATUS_MCP_TRACE_BAD_DATA;
6943
6944			params[i] = qed_read_from_cyclic_buf(trace_buf,
6945							     &data_offset,
6946							     trace_buf_size,
6947							     param_size);
6948			data_size -= param_size;
6949		}
6950
6951		format_level = (u8)GET_MFW_FIELD(format_ptr->data,
6952						 MCP_TRACE_FORMAT_LEVEL);
6953		format_module = (u8)GET_MFW_FIELD(format_ptr->data,
6954						  MCP_TRACE_FORMAT_MODULE);
6955		if (format_level >= ARRAY_SIZE(s_mcp_trace_level_str))
6956			return DBG_STATUS_MCP_TRACE_BAD_DATA;
6957
6958		/* Print current message to results buffer */
6959		*parsed_results_bytes +=
6960			sprintf(qed_get_buf_ptr(parsed_buf,
6961						*parsed_results_bytes),
6962				"%s %-8s: ",
6963				s_mcp_trace_level_str[format_level],
6964				meta->modules[format_module]);
6965		*parsed_results_bytes +=
6966		    sprintf(qed_get_buf_ptr(parsed_buf, *parsed_results_bytes),
6967			    format_ptr->format_str,
6968			    params[0], params[1], params[2]);
6969	}
6970
6971	/* Add string NULL terminator */
6972	(*parsed_results_bytes)++;
6973
6974	return status;
6975}
6976
6977/* Parses an MCP Trace dump buffer.
6978 * If result_buf is not NULL, the MCP Trace results are printed to it.
6979 * In any case, the required results buffer size is assigned to
6980 * parsed_results_bytes.
6981 * The parsing status is returned.
6982 */
6983static enum dbg_status qed_parse_mcp_trace_dump(struct qed_hwfn *p_hwfn,
6984						u32 *dump_buf,
6985						char *results_buf,
6986						u32 *parsed_results_bytes,
6987						bool free_meta_data)
6988{
6989	const char *section_name, *param_name, *param_str_val;
6990	u32 data_size, trace_data_dwords, trace_meta_dwords;
6991	u32 offset, results_offset, results_buf_bytes;
6992	u32 param_num_val, num_section_params;
6993	struct mcp_trace *trace;
6994	enum dbg_status status;
6995	const u32 *meta_buf;
6996	u8 *trace_buf;
6997
6998	*parsed_results_bytes = 0;
6999
7000	/* Read global_params section */
7001	dump_buf += qed_read_section_hdr(dump_buf,
7002					 &section_name, &num_section_params);
7003	if (strcmp(section_name, "global_params"))
7004		return DBG_STATUS_MCP_TRACE_BAD_DATA;
7005
7006	/* Print global params */
7007	dump_buf += qed_print_section_params(dump_buf,
7008					     num_section_params,
7009					     results_buf, &results_offset);
7010
7011	/* Read trace_data section */
7012	dump_buf += qed_read_section_hdr(dump_buf,
7013					 &section_name, &num_section_params);
7014	if (strcmp(section_name, "mcp_trace_data") || num_section_params != 1)
7015		return DBG_STATUS_MCP_TRACE_BAD_DATA;
7016	dump_buf += qed_read_param(dump_buf,
7017				   &param_name, &param_str_val, &param_num_val);
7018	if (strcmp(param_name, "size"))
7019		return DBG_STATUS_MCP_TRACE_BAD_DATA;
7020	trace_data_dwords = param_num_val;
7021
7022	/* Prepare trace info */
7023	trace = (struct mcp_trace *)dump_buf;
7024	if (trace->signature != MFW_TRACE_SIGNATURE || !trace->size)
7025		return DBG_STATUS_MCP_TRACE_BAD_DATA;
7026
7027	trace_buf = (u8 *)dump_buf + sizeof(*trace);
7028	offset = trace->trace_oldest;
7029	data_size = qed_cyclic_sub(trace->trace_prod, offset, trace->size);
7030	dump_buf += trace_data_dwords;
7031
7032	/* Read meta_data section */
7033	dump_buf += qed_read_section_hdr(dump_buf,
7034					 &section_name, &num_section_params);
7035	if (strcmp(section_name, "mcp_trace_meta"))
7036		return DBG_STATUS_MCP_TRACE_BAD_DATA;
7037	dump_buf += qed_read_param(dump_buf,
7038				   &param_name, &param_str_val, &param_num_val);
7039	if (strcmp(param_name, "size"))
7040		return DBG_STATUS_MCP_TRACE_BAD_DATA;
7041	trace_meta_dwords = param_num_val;
7042
7043	/* Choose meta data buffer */
7044	if (!trace_meta_dwords) {
7045		/* Dump doesn't include meta data */
7046		struct dbg_tools_user_data *dev_user_data =
7047			qed_dbg_get_user_data(p_hwfn);
7048
7049		if (!dev_user_data->mcp_trace_user_meta_buf)
7050			return DBG_STATUS_MCP_TRACE_NO_META;
7051
7052		meta_buf = dev_user_data->mcp_trace_user_meta_buf;
7053	} else {
7054		/* Dump includes meta data */
7055		meta_buf = dump_buf;
7056	}
7057
7058	/* Allocate meta data memory */
7059	status = qed_mcp_trace_alloc_meta_data(p_hwfn, meta_buf);
7060	if (status != DBG_STATUS_OK)
7061		return status;
7062
7063	status = qed_parse_mcp_trace_buf(p_hwfn,
7064					 trace_buf,
7065					 trace->size,
7066					 offset,
7067					 data_size,
7068					 results_buf ?
7069					 results_buf + results_offset :
7070					 NULL,
7071					 &results_buf_bytes);
7072	if (status != DBG_STATUS_OK)
7073		return status;
7074
7075	if (free_meta_data)
7076		qed_mcp_trace_free_meta_data(p_hwfn);
7077
7078	*parsed_results_bytes = results_offset + results_buf_bytes;
7079
7080	return DBG_STATUS_OK;
7081}
7082
7083/* Parses a Reg FIFO dump buffer.
7084 * If result_buf is not NULL, the Reg FIFO results are printed to it.
7085 * In any case, the required results buffer size is assigned to
7086 * parsed_results_bytes.
7087 * The parsing status is returned.
7088 */
7089static enum dbg_status qed_parse_reg_fifo_dump(u32 *dump_buf,
7090					       char *results_buf,
7091					       u32 *parsed_results_bytes)
7092{
7093	const char *section_name, *param_name, *param_str_val;
7094	u32 param_num_val, num_section_params, num_elements;
7095	struct reg_fifo_element *elements;
7096	u8 i, j, err_code, vf_val;
7097	u32 results_offset = 0;
7098	char vf_str[4];
7099
7100	/* Read global_params section */
7101	dump_buf += qed_read_section_hdr(dump_buf,
7102					 &section_name, &num_section_params);
7103	if (strcmp(section_name, "global_params"))
7104		return DBG_STATUS_REG_FIFO_BAD_DATA;
7105
7106	/* Print global params */
7107	dump_buf += qed_print_section_params(dump_buf,
7108					     num_section_params,
7109					     results_buf, &results_offset);
7110
7111	/* Read reg_fifo_data section */
7112	dump_buf += qed_read_section_hdr(dump_buf,
7113					 &section_name, &num_section_params);
7114	if (strcmp(section_name, "reg_fifo_data"))
7115		return DBG_STATUS_REG_FIFO_BAD_DATA;
7116	dump_buf += qed_read_param(dump_buf,
7117				   &param_name, &param_str_val, &param_num_val);
7118	if (strcmp(param_name, "size"))
7119		return DBG_STATUS_REG_FIFO_BAD_DATA;
7120	if (param_num_val % REG_FIFO_ELEMENT_DWORDS)
7121		return DBG_STATUS_REG_FIFO_BAD_DATA;
7122	num_elements = param_num_val / REG_FIFO_ELEMENT_DWORDS;
7123	elements = (struct reg_fifo_element *)dump_buf;
7124
7125	/* Decode elements */
7126	for (i = 0; i < num_elements; i++) {
7127		const char *err_msg = NULL;
7128
7129		/* Discover if element belongs to a VF or a PF */
7130		vf_val = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_VF);
7131		if (vf_val == REG_FIFO_ELEMENT_IS_PF_VF_VAL)
7132			sprintf(vf_str, "%s", "N/A");
7133		else
7134			sprintf(vf_str, "%d", vf_val);
7135
7136		/* Find error message */
7137		err_code = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_ERROR);
7138		for (j = 0; j < ARRAY_SIZE(s_reg_fifo_errors) && !err_msg; j++)
7139			if (err_code == s_reg_fifo_errors[j].err_code)
7140				err_msg = s_reg_fifo_errors[j].err_msg;
7141
7142		/* Add parsed element to parsed buffer */
7143		results_offset +=
7144		    sprintf(qed_get_buf_ptr(results_buf,
7145					    results_offset),
7146			    "raw: 0x%016llx, address: 0x%07x, access: %-5s, pf: %2d, vf: %s, port: %d, privilege: %-3s, protection: %-12s, master: %-4s, error: %s\n",
7147			    elements[i].data,
7148			    (u32)GET_FIELD(elements[i].data,
7149					   REG_FIFO_ELEMENT_ADDRESS) *
7150			    REG_FIFO_ELEMENT_ADDR_FACTOR,
7151			    s_access_strs[GET_FIELD(elements[i].data,
7152						    REG_FIFO_ELEMENT_ACCESS)],
7153			    (u32)GET_FIELD(elements[i].data,
7154					   REG_FIFO_ELEMENT_PF),
7155			    vf_str,
7156			    (u32)GET_FIELD(elements[i].data,
7157					   REG_FIFO_ELEMENT_PORT),
7158			    s_privilege_strs[GET_FIELD(elements[i].data,
7159						REG_FIFO_ELEMENT_PRIVILEGE)],
7160			    s_protection_strs[GET_FIELD(elements[i].data,
7161						REG_FIFO_ELEMENT_PROTECTION)],
7162			    s_master_strs[GET_FIELD(elements[i].data,
7163						    REG_FIFO_ELEMENT_MASTER)],
7164			    err_msg ? err_msg : "unknown error code");
7165	}
7166
7167	results_offset += sprintf(qed_get_buf_ptr(results_buf,
7168						  results_offset),
7169				  "fifo contained %d elements", num_elements);
7170
7171	/* Add 1 for string NULL termination */
7172	*parsed_results_bytes = results_offset + 1;
7173
7174	return DBG_STATUS_OK;
7175}
7176
7177static enum dbg_status qed_parse_igu_fifo_element(struct igu_fifo_element
7178						  *element, char
7179						  *results_buf,
7180						  u32 *results_offset)
7181{
7182	const struct igu_fifo_addr_data *found_addr = NULL;
7183	u8 source, err_type, i, is_cleanup;
7184	char parsed_addr_data[32];
7185	char parsed_wr_data[256];
7186	u32 wr_data, prod_cons;
7187	bool is_wr_cmd, is_pf;
7188	u16 cmd_addr;
7189	u64 dword12;
7190
7191	/* Dword12 (dword index 1 and 2) contains bits 32..95 of the
7192	 * FIFO element.
7193	 */
7194	dword12 = ((u64)element->dword2 << 32) | element->dword1;
7195	is_wr_cmd = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD);
7196	is_pf = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_IS_PF);
7197	cmd_addr = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR);
7198	source = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_SOURCE);
7199	err_type = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE);
7200
7201	if (source >= ARRAY_SIZE(s_igu_fifo_source_strs))
7202		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7203	if (err_type >= ARRAY_SIZE(s_igu_fifo_error_strs))
7204		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7205
7206	/* Find address data */
7207	for (i = 0; i < ARRAY_SIZE(s_igu_fifo_addr_data) && !found_addr; i++) {
7208		const struct igu_fifo_addr_data *curr_addr =
7209			&s_igu_fifo_addr_data[i];
7210
7211		if (cmd_addr >= curr_addr->start_addr && cmd_addr <=
7212		    curr_addr->end_addr)
7213			found_addr = curr_addr;
7214	}
7215
7216	if (!found_addr)
7217		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7218
7219	/* Prepare parsed address data */
7220	switch (found_addr->type) {
7221	case IGU_ADDR_TYPE_MSIX_MEM:
7222		sprintf(parsed_addr_data, " vector_num = 0x%x", cmd_addr / 2);
7223		break;
7224	case IGU_ADDR_TYPE_WRITE_INT_ACK:
7225	case IGU_ADDR_TYPE_WRITE_PROD_UPDATE:
7226		sprintf(parsed_addr_data,
7227			" SB = 0x%x", cmd_addr - found_addr->start_addr);
7228		break;
7229	default:
7230		parsed_addr_data[0] = '\0';
7231	}
7232
7233	if (!is_wr_cmd) {
7234		parsed_wr_data[0] = '\0';
7235		goto out;
7236	}
7237
7238	/* Prepare parsed write data */
7239	wr_data = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_WR_DATA);
7240	prod_cons = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_PROD_CONS);
7241	is_cleanup = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_CMD_TYPE);
7242
7243	if (source == IGU_SRC_ATTN) {
7244		sprintf(parsed_wr_data, "prod: 0x%x, ", prod_cons);
7245	} else {
7246		if (is_cleanup) {
7247			u8 cleanup_val, cleanup_type;
7248
7249			cleanup_val =
7250				GET_FIELD(wr_data,
7251					  IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL);
7252			cleanup_type =
7253			    GET_FIELD(wr_data,
7254				      IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE);
7255
7256			sprintf(parsed_wr_data,
7257				"cmd_type: cleanup, cleanup_val: %s, cleanup_type : %d, ",
7258				cleanup_val ? "set" : "clear",
7259				cleanup_type);
7260		} else {
7261			u8 update_flag, en_dis_int_for_sb, segment;
7262			u8 timer_mask;
7263
7264			update_flag = GET_FIELD(wr_data,
7265						IGU_FIFO_WR_DATA_UPDATE_FLAG);
7266			en_dis_int_for_sb =
7267				GET_FIELD(wr_data,
7268					  IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB);
7269			segment = GET_FIELD(wr_data,
7270					    IGU_FIFO_WR_DATA_SEGMENT);
7271			timer_mask = GET_FIELD(wr_data,
7272					       IGU_FIFO_WR_DATA_TIMER_MASK);
7273
7274			sprintf(parsed_wr_data,
7275				"cmd_type: prod/cons update, prod/cons: 0x%x, update_flag: %s, en_dis_int_for_sb : %s, segment : %s, timer_mask = %d, ",
7276				prod_cons,
7277				update_flag ? "update" : "nop",
7278				en_dis_int_for_sb ?
7279				(en_dis_int_for_sb == 1 ? "disable" : "nop") :
7280				"enable",
7281				segment ? "attn" : "regular",
7282				timer_mask);
7283		}
7284	}
7285out:
7286	/* Add parsed element to parsed buffer */
7287	*results_offset += sprintf(qed_get_buf_ptr(results_buf,
7288						   *results_offset),
7289				   "raw: 0x%01x%08x%08x, %s: %d, source : %s, type : %s, cmd_addr : 0x%x(%s%s), %serror: %s\n",
7290				   element->dword2, element->dword1,
7291				   element->dword0,
7292				   is_pf ? "pf" : "vf",
7293				   GET_FIELD(element->dword0,
7294					     IGU_FIFO_ELEMENT_DWORD0_FID),
7295				   s_igu_fifo_source_strs[source],
7296				   is_wr_cmd ? "wr" : "rd",
7297				   cmd_addr,
7298				   (!is_pf && found_addr->vf_desc)
7299				   ? found_addr->vf_desc
7300				   : found_addr->desc,
7301				   parsed_addr_data,
7302				   parsed_wr_data,
7303				   s_igu_fifo_error_strs[err_type]);
7304
7305	return DBG_STATUS_OK;
7306}
7307
7308/* Parses an IGU FIFO dump buffer.
7309 * If result_buf is not NULL, the IGU FIFO results are printed to it.
7310 * In any case, the required results buffer size is assigned to
7311 * parsed_results_bytes.
7312 * The parsing status is returned.
7313 */
7314static enum dbg_status qed_parse_igu_fifo_dump(u32 *dump_buf,
7315					       char *results_buf,
7316					       u32 *parsed_results_bytes)
7317{
7318	const char *section_name, *param_name, *param_str_val;
7319	u32 param_num_val, num_section_params, num_elements;
7320	struct igu_fifo_element *elements;
7321	enum dbg_status status;
7322	u32 results_offset = 0;
7323	u8 i;
7324
7325	/* Read global_params section */
7326	dump_buf += qed_read_section_hdr(dump_buf,
7327					 &section_name, &num_section_params);
7328	if (strcmp(section_name, "global_params"))
7329		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7330
7331	/* Print global params */
7332	dump_buf += qed_print_section_params(dump_buf,
7333					     num_section_params,
7334					     results_buf, &results_offset);
7335
7336	/* Read igu_fifo_data section */
7337	dump_buf += qed_read_section_hdr(dump_buf,
7338					 &section_name, &num_section_params);
7339	if (strcmp(section_name, "igu_fifo_data"))
7340		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7341	dump_buf += qed_read_param(dump_buf,
7342				   &param_name, &param_str_val, &param_num_val);
7343	if (strcmp(param_name, "size"))
7344		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7345	if (param_num_val % IGU_FIFO_ELEMENT_DWORDS)
7346		return DBG_STATUS_IGU_FIFO_BAD_DATA;
7347	num_elements = param_num_val / IGU_FIFO_ELEMENT_DWORDS;
7348	elements = (struct igu_fifo_element *)dump_buf;
7349
7350	/* Decode elements */
7351	for (i = 0; i < num_elements; i++) {
7352		status = qed_parse_igu_fifo_element(&elements[i],
7353						    results_buf,
7354						    &results_offset);
7355		if (status != DBG_STATUS_OK)
7356			return status;
7357	}
7358
7359	results_offset += sprintf(qed_get_buf_ptr(results_buf,
7360						  results_offset),
7361				  "fifo contained %d elements", num_elements);
7362
7363	/* Add 1 for string NULL termination */
7364	*parsed_results_bytes = results_offset + 1;
7365
7366	return DBG_STATUS_OK;
7367}
7368
7369static enum dbg_status
7370qed_parse_protection_override_dump(u32 *dump_buf,
7371				   char *results_buf,
7372				   u32 *parsed_results_bytes)
7373{
7374	const char *section_name, *param_name, *param_str_val;
7375	u32 param_num_val, num_section_params, num_elements;
7376	struct protection_override_element *elements;
7377	u32 results_offset = 0;
7378	u8 i;
7379
7380	/* Read global_params section */
7381	dump_buf += qed_read_section_hdr(dump_buf,
7382					 &section_name, &num_section_params);
7383	if (strcmp(section_name, "global_params"))
7384		return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
7385
7386	/* Print global params */
7387	dump_buf += qed_print_section_params(dump_buf,
7388					     num_section_params,
7389					     results_buf, &results_offset);
7390
7391	/* Read protection_override_data section */
7392	dump_buf += qed_read_section_hdr(dump_buf,
7393					 &section_name, &num_section_params);
7394	if (strcmp(section_name, "protection_override_data"))
7395		return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
7396	dump_buf += qed_read_param(dump_buf,
7397				   &param_name, &param_str_val, &param_num_val);
7398	if (strcmp(param_name, "size"))
7399		return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
7400	if (param_num_val % PROTECTION_OVERRIDE_ELEMENT_DWORDS)
7401		return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
7402	num_elements = param_num_val / PROTECTION_OVERRIDE_ELEMENT_DWORDS;
7403	elements = (struct protection_override_element *)dump_buf;
7404
7405	/* Decode elements */
7406	for (i = 0; i < num_elements; i++) {
7407		u32 address = GET_FIELD(elements[i].data,
7408					PROTECTION_OVERRIDE_ELEMENT_ADDRESS) *
7409			      PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR;
7410
7411		results_offset +=
7412		    sprintf(qed_get_buf_ptr(results_buf,
7413					    results_offset),
7414			    "window %2d, address: 0x%07x, size: %7d regs, read: %d, write: %d, read protection: %-12s, write protection: %-12s\n",
7415			    i, address,
7416			    (u32)GET_FIELD(elements[i].data,
7417				      PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE),
7418			    (u32)GET_FIELD(elements[i].data,
7419				      PROTECTION_OVERRIDE_ELEMENT_READ),
7420			    (u32)GET_FIELD(elements[i].data,
7421				      PROTECTION_OVERRIDE_ELEMENT_WRITE),
7422			    s_protection_strs[GET_FIELD(elements[i].data,
7423				PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION)],
7424			    s_protection_strs[GET_FIELD(elements[i].data,
7425				PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION)]);
7426	}
7427
7428	results_offset += sprintf(qed_get_buf_ptr(results_buf,
7429						  results_offset),
7430				  "protection override contained %d elements",
7431				  num_elements);
7432
7433	/* Add 1 for string NULL termination */
7434	*parsed_results_bytes = results_offset + 1;
7435
7436	return DBG_STATUS_OK;
7437}
7438
7439/* Parses a FW Asserts dump buffer.
7440 * If result_buf is not NULL, the FW Asserts results are printed to it.
7441 * In any case, the required results buffer size is assigned to
7442 * parsed_results_bytes.
7443 * The parsing status is returned.
7444 */
7445static enum dbg_status qed_parse_fw_asserts_dump(u32 *dump_buf,
7446						 char *results_buf,
7447						 u32 *parsed_results_bytes)
7448{
7449	u32 num_section_params, param_num_val, i, results_offset = 0;
7450	const char *param_name, *param_str_val, *section_name;
7451	bool last_section_found = false;
7452
7453	*parsed_results_bytes = 0;
7454
7455	/* Read global_params section */
7456	dump_buf += qed_read_section_hdr(dump_buf,
7457					 &section_name, &num_section_params);
7458	if (strcmp(section_name, "global_params"))
7459		return DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
7460
7461	/* Print global params */
7462	dump_buf += qed_print_section_params(dump_buf,
7463					     num_section_params,
7464					     results_buf, &results_offset);
7465
7466	while (!last_section_found) {
7467		dump_buf += qed_read_section_hdr(dump_buf,
7468						 &section_name,
7469						 &num_section_params);
7470		if (!strcmp(section_name, "fw_asserts")) {
7471			/* Extract params */
7472			const char *storm_letter = NULL;
7473			u32 storm_dump_size = 0;
7474
7475			for (i = 0; i < num_section_params; i++) {
7476				dump_buf += qed_read_param(dump_buf,
7477							   &param_name,
7478							   &param_str_val,
7479							   &param_num_val);
7480				if (!strcmp(param_name, "storm"))
7481					storm_letter = param_str_val;
7482				else if (!strcmp(param_name, "size"))
7483					storm_dump_size = param_num_val;
7484				else
7485					return
7486					    DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
7487			}
7488
7489			if (!storm_letter || !storm_dump_size)
7490				return DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
7491
7492			/* Print data */
7493			results_offset +=
7494			    sprintf(qed_get_buf_ptr(results_buf,
7495						    results_offset),
7496				    "\n%sSTORM_ASSERT: size=%d\n",
7497				    storm_letter, storm_dump_size);
7498			for (i = 0; i < storm_dump_size; i++, dump_buf++)
7499				results_offset +=
7500				    sprintf(qed_get_buf_ptr(results_buf,
7501							    results_offset),
7502					    "%08x\n", *dump_buf);
7503		} else if (!strcmp(section_name, "last")) {
7504			last_section_found = true;
7505		} else {
7506			return DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
7507		}
7508	}
7509
7510	/* Add 1 for string NULL termination */
7511	*parsed_results_bytes = results_offset + 1;
7512
7513	return DBG_STATUS_OK;
7514}
7515
7516/***************************** Public Functions *******************************/
7517
7518enum dbg_status qed_dbg_user_set_bin_ptr(struct qed_hwfn *p_hwfn,
7519					 const u8 * const bin_ptr)
7520{
7521	struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr;
7522	u8 buf_id;
7523
7524	/* Convert binary data to debug arrays */
7525	for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++)
7526		qed_set_dbg_bin_buf(p_hwfn,
7527				    (enum bin_dbg_buffer_type)buf_id,
7528				    (u32 *)(bin_ptr + buf_hdrs[buf_id].offset),
7529				    buf_hdrs[buf_id].length);
7530
7531	return DBG_STATUS_OK;
7532}
7533
7534enum dbg_status qed_dbg_alloc_user_data(struct qed_hwfn *p_hwfn,
7535					void **user_data_ptr)
7536{
7537	*user_data_ptr = kzalloc(sizeof(struct dbg_tools_user_data),
7538				 GFP_KERNEL);
7539	if (!(*user_data_ptr))
7540		return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
7541
7542	return DBG_STATUS_OK;
7543}
7544
7545const char *qed_dbg_get_status_str(enum dbg_status status)
7546{
7547	return (status <
7548		MAX_DBG_STATUS) ? s_status_str[status] : "Invalid debug status";
7549}
7550
7551enum dbg_status qed_get_idle_chk_results_buf_size(struct qed_hwfn *p_hwfn,
7552						  u32 *dump_buf,
7553						  u32 num_dumped_dwords,
7554						  u32 *results_buf_size)
7555{
7556	u32 num_errors, num_warnings;
7557
7558	return qed_parse_idle_chk_dump(p_hwfn,
7559				       dump_buf,
7560				       num_dumped_dwords,
7561				       NULL,
7562				       results_buf_size,
7563				       &num_errors, &num_warnings);
7564}
7565
7566enum dbg_status qed_print_idle_chk_results(struct qed_hwfn *p_hwfn,
7567					   u32 *dump_buf,
7568					   u32 num_dumped_dwords,
7569					   char *results_buf,
7570					   u32 *num_errors,
7571					   u32 *num_warnings)
7572{
7573	u32 parsed_buf_size;
7574
7575	return qed_parse_idle_chk_dump(p_hwfn,
7576				       dump_buf,
7577				       num_dumped_dwords,
7578				       results_buf,
7579				       &parsed_buf_size,
7580				       num_errors, num_warnings);
7581}
7582
7583void qed_dbg_mcp_trace_set_meta_data(struct qed_hwfn *p_hwfn,
7584				     const u32 *meta_buf)
7585{
7586	struct dbg_tools_user_data *dev_user_data =
7587		qed_dbg_get_user_data(p_hwfn);
7588
7589	dev_user_data->mcp_trace_user_meta_buf = meta_buf;
7590}
7591
7592enum dbg_status qed_get_mcp_trace_results_buf_size(struct qed_hwfn *p_hwfn,
7593						   u32 *dump_buf,
7594						   u32 num_dumped_dwords,
7595						   u32 *results_buf_size)
7596{
7597	return qed_parse_mcp_trace_dump(p_hwfn,
7598					dump_buf, NULL, results_buf_size, true);
7599}
7600
7601enum dbg_status qed_print_mcp_trace_results(struct qed_hwfn *p_hwfn,
7602					    u32 *dump_buf,
7603					    u32 num_dumped_dwords,
7604					    char *results_buf)
7605{
7606	u32 parsed_buf_size;
7607
7608	/* Doesn't do anything, needed for compile time asserts */
7609	qed_user_static_asserts();
7610
7611	return qed_parse_mcp_trace_dump(p_hwfn,
7612					dump_buf,
7613					results_buf, &parsed_buf_size, true);
7614}
7615
7616enum dbg_status qed_print_mcp_trace_results_cont(struct qed_hwfn *p_hwfn,
7617						 u32 *dump_buf,
7618						 char *results_buf)
7619{
7620	u32 parsed_buf_size;
7621
7622	return qed_parse_mcp_trace_dump(p_hwfn, dump_buf, results_buf,
7623					&parsed_buf_size, false);
7624}
7625
7626enum dbg_status qed_print_mcp_trace_line(struct qed_hwfn *p_hwfn,
7627					 u8 *dump_buf,
7628					 u32 num_dumped_bytes,
7629					 char *results_buf)
7630{
7631	u32 parsed_results_bytes;
7632
7633	return qed_parse_mcp_trace_buf(p_hwfn,
7634				       dump_buf,
7635				       num_dumped_bytes,
7636				       0,
7637				       num_dumped_bytes,
7638				       results_buf, &parsed_results_bytes);
7639}
7640
7641/* Frees the specified MCP Trace meta data */
7642void qed_mcp_trace_free_meta_data(struct qed_hwfn *p_hwfn)
7643{
7644	struct dbg_tools_user_data *dev_user_data;
7645	struct mcp_trace_meta *meta;
7646	u32 i;
7647
7648	dev_user_data = qed_dbg_get_user_data(p_hwfn);
7649	meta = &dev_user_data->mcp_trace_meta;
7650	if (!meta->is_allocated)
7651		return;
7652
7653	/* Release modules */
7654	if (meta->modules) {
7655		for (i = 0; i < meta->modules_num; i++)
7656			kfree(meta->modules[i]);
7657		kfree(meta->modules);
7658	}
7659
7660	/* Release formats */
7661	if (meta->formats) {
7662		for (i = 0; i < meta->formats_num; i++)
7663			kfree(meta->formats[i].format_str);
7664		kfree(meta->formats);
7665	}
7666
7667	meta->is_allocated = false;
7668}
7669
7670enum dbg_status qed_get_reg_fifo_results_buf_size(struct qed_hwfn *p_hwfn,
7671						  u32 *dump_buf,
7672						  u32 num_dumped_dwords,
7673						  u32 *results_buf_size)
7674{
7675	return qed_parse_reg_fifo_dump(dump_buf, NULL, results_buf_size);
7676}
7677
7678enum dbg_status qed_print_reg_fifo_results(struct qed_hwfn *p_hwfn,
7679					   u32 *dump_buf,
7680					   u32 num_dumped_dwords,
7681					   char *results_buf)
7682{
7683	u32 parsed_buf_size;
7684
7685	return qed_parse_reg_fifo_dump(dump_buf, results_buf, &parsed_buf_size);
7686}
7687
7688enum dbg_status qed_get_igu_fifo_results_buf_size(struct qed_hwfn *p_hwfn,
7689						  u32 *dump_buf,
7690						  u32 num_dumped_dwords,
7691						  u32 *results_buf_size)
7692{
7693	return qed_parse_igu_fifo_dump(dump_buf, NULL, results_buf_size);
7694}
7695
7696enum dbg_status qed_print_igu_fifo_results(struct qed_hwfn *p_hwfn,
7697					   u32 *dump_buf,
7698					   u32 num_dumped_dwords,
7699					   char *results_buf)
7700{
7701	u32 parsed_buf_size;
7702
7703	return qed_parse_igu_fifo_dump(dump_buf, results_buf, &parsed_buf_size);
7704}
7705
7706enum dbg_status
7707qed_get_protection_override_results_buf_size(struct qed_hwfn *p_hwfn,
7708					     u32 *dump_buf,
7709					     u32 num_dumped_dwords,
7710					     u32 *results_buf_size)
7711{
7712	return qed_parse_protection_override_dump(dump_buf,
7713						  NULL, results_buf_size);
7714}
7715
7716enum dbg_status qed_print_protection_override_results(struct qed_hwfn *p_hwfn,
7717						      u32 *dump_buf,
7718						      u32 num_dumped_dwords,
7719						      char *results_buf)
7720{
7721	u32 parsed_buf_size;
7722
7723	return qed_parse_protection_override_dump(dump_buf,
7724						  results_buf,
7725						  &parsed_buf_size);
7726}
7727
7728enum dbg_status qed_get_fw_asserts_results_buf_size(struct qed_hwfn *p_hwfn,
7729						    u32 *dump_buf,
7730						    u32 num_dumped_dwords,
7731						    u32 *results_buf_size)
7732{
7733	return qed_parse_fw_asserts_dump(dump_buf, NULL, results_buf_size);
7734}
7735
7736enum dbg_status qed_print_fw_asserts_results(struct qed_hwfn *p_hwfn,
7737					     u32 *dump_buf,
7738					     u32 num_dumped_dwords,
7739					     char *results_buf)
7740{
7741	u32 parsed_buf_size;
7742
7743	return qed_parse_fw_asserts_dump(dump_buf,
7744					 results_buf, &parsed_buf_size);
7745}
7746
7747enum dbg_status qed_dbg_parse_attn(struct qed_hwfn *p_hwfn,
7748				   struct dbg_attn_block_result *results)
7749{
7750	const u32 *block_attn_name_offsets;
7751	const char *attn_name_base;
7752	const char *block_name;
7753	enum dbg_attn_type attn_type;
7754	u8 num_regs, i, j;
7755
7756	num_regs = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_NUM_REGS);
7757	attn_type = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE);
7758	block_name = qed_dbg_get_block_name(p_hwfn, results->block_id);
7759	if (!block_name)
7760		return DBG_STATUS_INVALID_ARGS;
7761
7762	if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr ||
7763	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr ||
7764	    !p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr)
7765		return DBG_STATUS_DBG_ARRAY_NOT_SET;
7766
7767	block_attn_name_offsets =
7768	    (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr +
7769	    results->names_offset;
7770
7771	attn_name_base = p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr;
7772
7773	/* Go over registers with a non-zero attention status */
7774	for (i = 0; i < num_regs; i++) {
7775		struct dbg_attn_bit_mapping *bit_mapping;
7776		struct dbg_attn_reg_result *reg_result;
7777		u8 num_reg_attn, bit_idx = 0;
7778
7779		reg_result = &results->reg_results[i];
7780		num_reg_attn = GET_FIELD(reg_result->data,
7781					 DBG_ATTN_REG_RESULT_NUM_REG_ATTN);
7782		bit_mapping = (struct dbg_attn_bit_mapping *)
7783		    p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr +
7784		    reg_result->block_attn_offset;
7785
7786		/* Go over attention status bits */
7787		for (j = 0; j < num_reg_attn; j++) {
7788			u16 attn_idx_val = GET_FIELD(bit_mapping[j].data,
7789						     DBG_ATTN_BIT_MAPPING_VAL);
7790			const char *attn_name, *attn_type_str, *masked_str;
7791			u32 attn_name_offset;
7792			u32 sts_addr;
7793
7794			/* Check if bit mask should be advanced (due to unused
7795			 * bits).
7796			 */
7797			if (GET_FIELD(bit_mapping[j].data,
7798				      DBG_ATTN_BIT_MAPPING_IS_UNUSED_BIT_CNT)) {
7799				bit_idx += (u8)attn_idx_val;
7800				continue;
7801			}
7802
7803			/* Check current bit index */
7804			if (reg_result->sts_val & BIT(bit_idx)) {
7805				/* An attention bit with value=1 was found
7806				 * Find attention name
7807				 */
7808				attn_name_offset =
7809					block_attn_name_offsets[attn_idx_val];
7810				attn_name = attn_name_base + attn_name_offset;
7811				attn_type_str =
7812					(attn_type ==
7813					 ATTN_TYPE_INTERRUPT ? "Interrupt" :
7814					 "Parity");
7815				masked_str = reg_result->mask_val &
7816					     BIT(bit_idx) ?
7817					     " [masked]" : "";
7818				sts_addr =
7819				GET_FIELD(reg_result->data,
7820					  DBG_ATTN_REG_RESULT_STS_ADDRESS);
7821				DP_NOTICE(p_hwfn,
7822					  "%s (%s) : %s [address 0x%08x, bit %d]%s\n",
7823					  block_name, attn_type_str, attn_name,
7824					  sts_addr * 4, bit_idx, masked_str);
7825			}
7826
7827			bit_idx++;
7828		}
7829	}
7830
7831	return DBG_STATUS_OK;
7832}
7833
7834/* Wrapper for unifying the idle_chk and mcp_trace api */
7835static enum dbg_status
7836qed_print_idle_chk_results_wrapper(struct qed_hwfn *p_hwfn,
7837				   u32 *dump_buf,
7838				   u32 num_dumped_dwords,
7839				   char *results_buf)
7840{
7841	u32 num_errors, num_warnnings;
7842
7843	return qed_print_idle_chk_results(p_hwfn, dump_buf, num_dumped_dwords,
7844					  results_buf, &num_errors,
7845					  &num_warnnings);
7846}
7847
7848static DEFINE_MUTEX(qed_dbg_lock);
7849
7850#define MAX_PHY_RESULT_BUFFER 9000
7851
7852/******************************** Feature Meta data section ******************/
7853
7854#define GRC_NUM_STR_FUNCS 2
7855#define IDLE_CHK_NUM_STR_FUNCS 1
7856#define MCP_TRACE_NUM_STR_FUNCS 1
7857#define REG_FIFO_NUM_STR_FUNCS 1
7858#define IGU_FIFO_NUM_STR_FUNCS 1
7859#define PROTECTION_OVERRIDE_NUM_STR_FUNCS 1
7860#define FW_ASSERTS_NUM_STR_FUNCS 1
7861#define ILT_NUM_STR_FUNCS 1
7862#define PHY_NUM_STR_FUNCS 20
7863
7864/* Feature meta data lookup table */
7865static struct {
7866	char *name;
7867	u32 num_funcs;
7868	enum dbg_status (*get_size)(struct qed_hwfn *p_hwfn,
7869				    struct qed_ptt *p_ptt, u32 *size);
7870	enum dbg_status (*perform_dump)(struct qed_hwfn *p_hwfn,
7871					struct qed_ptt *p_ptt, u32 *dump_buf,
7872					u32 buf_size, u32 *dumped_dwords);
7873	enum dbg_status (*print_results)(struct qed_hwfn *p_hwfn,
7874					 u32 *dump_buf, u32 num_dumped_dwords,
7875					 char *results_buf);
7876	enum dbg_status (*results_buf_size)(struct qed_hwfn *p_hwfn,
7877					    u32 *dump_buf,
7878					    u32 num_dumped_dwords,
7879					    u32 *results_buf_size);
7880	const struct qed_func_lookup *hsi_func_lookup;
7881} qed_features_lookup[] = {
7882	{
7883	"grc", GRC_NUM_STR_FUNCS, qed_dbg_grc_get_dump_buf_size,
7884		    qed_dbg_grc_dump, NULL, NULL, NULL}, {
7885	"idle_chk", IDLE_CHK_NUM_STR_FUNCS,
7886		    qed_dbg_idle_chk_get_dump_buf_size,
7887		    qed_dbg_idle_chk_dump,
7888		    qed_print_idle_chk_results_wrapper,
7889		    qed_get_idle_chk_results_buf_size,
7890		    NULL}, {
7891	"mcp_trace", MCP_TRACE_NUM_STR_FUNCS,
7892		    qed_dbg_mcp_trace_get_dump_buf_size,
7893		    qed_dbg_mcp_trace_dump, qed_print_mcp_trace_results,
7894		    qed_get_mcp_trace_results_buf_size,
7895		    NULL}, {
7896	"reg_fifo", REG_FIFO_NUM_STR_FUNCS,
7897		    qed_dbg_reg_fifo_get_dump_buf_size,
7898		    qed_dbg_reg_fifo_dump, qed_print_reg_fifo_results,
7899		    qed_get_reg_fifo_results_buf_size,
7900		    NULL}, {
7901	"igu_fifo", IGU_FIFO_NUM_STR_FUNCS,
7902		    qed_dbg_igu_fifo_get_dump_buf_size,
7903		    qed_dbg_igu_fifo_dump, qed_print_igu_fifo_results,
7904		    qed_get_igu_fifo_results_buf_size,
7905		    NULL}, {
7906	"protection_override", PROTECTION_OVERRIDE_NUM_STR_FUNCS,
7907		    qed_dbg_protection_override_get_dump_buf_size,
7908		    qed_dbg_protection_override_dump,
7909		    qed_print_protection_override_results,
7910		    qed_get_protection_override_results_buf_size,
7911		    NULL}, {
7912	"fw_asserts", FW_ASSERTS_NUM_STR_FUNCS,
7913		    qed_dbg_fw_asserts_get_dump_buf_size,
7914		    qed_dbg_fw_asserts_dump,
7915		    qed_print_fw_asserts_results,
7916		    qed_get_fw_asserts_results_buf_size,
7917		    NULL}, {
7918	"ilt", ILT_NUM_STR_FUNCS, qed_dbg_ilt_get_dump_buf_size,
7919		    qed_dbg_ilt_dump, NULL, NULL, NULL},};
7920
7921static void qed_dbg_print_feature(u8 *p_text_buf, u32 text_size)
7922{
7923	u32 i, precision = 80;
7924
7925	if (!p_text_buf)
7926		return;
7927
7928	pr_notice("\n%.*s", precision, p_text_buf);
7929	for (i = precision; i < text_size; i += precision)
7930		pr_cont("%.*s", precision, p_text_buf + i);
7931	pr_cont("\n");
7932}
7933
7934#define QED_RESULTS_BUF_MIN_SIZE 16
7935/* Generic function for decoding debug feature info */
7936static enum dbg_status format_feature(struct qed_hwfn *p_hwfn,
7937				      enum qed_dbg_features feature_idx)
7938{
7939	struct qed_dbg_feature *feature =
7940	    &p_hwfn->cdev->dbg_features[feature_idx];
7941	u32 txt_size_bytes, null_char_pos, i;
7942	u32 *dbuf, dwords;
7943	enum dbg_status rc;
7944	char *text_buf;
7945
7946	/* Check if feature supports formatting capability */
7947	if (!qed_features_lookup[feature_idx].results_buf_size)
7948		return DBG_STATUS_OK;
7949
7950	dbuf = (u32 *)feature->dump_buf;
7951	dwords = feature->dumped_dwords;
7952
7953	/* Obtain size of formatted output */
7954	rc = qed_features_lookup[feature_idx].results_buf_size(p_hwfn,
7955							       dbuf,
7956							       dwords,
7957							       &txt_size_bytes);
7958	if (rc != DBG_STATUS_OK)
7959		return rc;
7960
7961	/* Make sure that the allocated size is a multiple of dword
7962	 * (4 bytes).
7963	 */
7964	null_char_pos = txt_size_bytes - 1;
7965	txt_size_bytes = (txt_size_bytes + 3) & ~0x3;
7966
7967	if (txt_size_bytes < QED_RESULTS_BUF_MIN_SIZE) {
7968		DP_NOTICE(p_hwfn->cdev,
7969			  "formatted size of feature was too small %d. Aborting\n",
7970			  txt_size_bytes);
7971		return DBG_STATUS_INVALID_ARGS;
7972	}
7973
7974	/* allocate temp text buf */
7975	text_buf = vzalloc(txt_size_bytes);
7976	if (!text_buf) {
7977		DP_NOTICE(p_hwfn->cdev,
7978			  "failed to allocate text buffer. Aborting\n");
7979		return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
7980	}
7981
7982	/* Decode feature opcodes to string on temp buf */
7983	rc = qed_features_lookup[feature_idx].print_results(p_hwfn,
7984							    dbuf,
7985							    dwords,
7986							    text_buf);
7987	if (rc != DBG_STATUS_OK) {
7988		vfree(text_buf);
7989		return rc;
7990	}
7991
7992	/* Replace the original null character with a '\n' character.
7993	 * The bytes that were added as a result of the dword alignment are also
7994	 * padded with '\n' characters.
7995	 */
7996	for (i = null_char_pos; i < txt_size_bytes; i++)
7997		text_buf[i] = '\n';
7998
7999	/* Dump printable feature to log */
8000	if (p_hwfn->cdev->print_dbg_data)
8001		qed_dbg_print_feature(text_buf, txt_size_bytes);
8002
8003	/* Dump binary data as is to the output file */
8004	if (p_hwfn->cdev->dbg_bin_dump) {
8005		vfree(text_buf);
8006		return rc;
8007	}
8008
8009	/* Free the old dump_buf and point the dump_buf to the newly allocated
8010	 * and formatted text buffer.
8011	 */
8012	vfree(feature->dump_buf);
8013	feature->dump_buf = text_buf;
8014	feature->buf_size = txt_size_bytes;
8015	feature->dumped_dwords = txt_size_bytes / 4;
8016
8017	return rc;
8018}
8019
8020#define MAX_DBG_FEATURE_SIZE_DWORDS	0x3FFFFFFF
8021
8022/* Generic function for performing the dump of a debug feature. */
8023static enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn,
8024				    struct qed_ptt *p_ptt,
8025				    enum qed_dbg_features feature_idx)
8026{
8027	struct qed_dbg_feature *feature =
8028	    &p_hwfn->cdev->dbg_features[feature_idx];
8029	u32 buf_size_dwords, *dbuf, *dwords;
8030	enum dbg_status rc;
8031
8032	DP_NOTICE(p_hwfn->cdev, "Collecting a debug feature [\"%s\"]\n",
8033		  qed_features_lookup[feature_idx].name);
8034
8035	/* Dump_buf was already allocated need to free (this can happen if dump
8036	 * was called but file was never read).
8037	 * We can't use the buffer as is since size may have changed.
8038	 */
8039	if (feature->dump_buf) {
8040		vfree(feature->dump_buf);
8041		feature->dump_buf = NULL;
8042	}
8043
8044	/* Get buffer size from hsi, allocate accordingly, and perform the
8045	 * dump.
8046	 */
8047	rc = qed_features_lookup[feature_idx].get_size(p_hwfn, p_ptt,
8048						       &buf_size_dwords);
8049	if (rc != DBG_STATUS_OK && rc != DBG_STATUS_NVRAM_GET_IMAGE_FAILED)
8050		return rc;
8051
8052	if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS) {
8053		feature->buf_size = 0;
8054		DP_NOTICE(p_hwfn->cdev,
8055			  "Debug feature [\"%s\"] size (0x%x dwords) exceeds maximum size (0x%x dwords)\n",
8056			  qed_features_lookup[feature_idx].name,
8057			  buf_size_dwords, MAX_DBG_FEATURE_SIZE_DWORDS);
8058
8059		return DBG_STATUS_OK;
8060	}
8061
8062	feature->buf_size = buf_size_dwords * sizeof(u32);
8063	feature->dump_buf = vmalloc(feature->buf_size);
8064	if (!feature->dump_buf)
8065		return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
8066
8067	dbuf = (u32 *)feature->dump_buf;
8068	dwords = &feature->dumped_dwords;
8069	rc = qed_features_lookup[feature_idx].perform_dump(p_hwfn, p_ptt,
8070							   dbuf,
8071							   feature->buf_size /
8072							   sizeof(u32),
8073							   dwords);
8074
8075	/* If mcp is stuck we get DBG_STATUS_NVRAM_GET_IMAGE_FAILED error.
8076	 * In this case the buffer holds valid binary data, but we won't able
8077	 * to parse it (since parsing relies on data in NVRAM which is only
8078	 * accessible when MFW is responsive). skip the formatting but return
8079	 * success so that binary data is provided.
8080	 */
8081	if (rc == DBG_STATUS_NVRAM_GET_IMAGE_FAILED)
8082		return DBG_STATUS_OK;
8083
8084	if (rc != DBG_STATUS_OK)
8085		return rc;
8086
8087	/* Format output */
8088	rc = format_feature(p_hwfn, feature_idx);
8089	return rc;
8090}
8091
8092int qed_dbg_grc(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
8093{
8094	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_GRC, num_dumped_bytes);
8095}
8096
8097int qed_dbg_grc_size(struct qed_dev *cdev)
8098{
8099	return qed_dbg_feature_size(cdev, DBG_FEATURE_GRC);
8100}
8101
8102int qed_dbg_idle_chk(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
8103{
8104	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IDLE_CHK,
8105			       num_dumped_bytes);
8106}
8107
8108int qed_dbg_idle_chk_size(struct qed_dev *cdev)
8109{
8110	return qed_dbg_feature_size(cdev, DBG_FEATURE_IDLE_CHK);
8111}
8112
8113int qed_dbg_reg_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
8114{
8115	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_REG_FIFO,
8116			       num_dumped_bytes);
8117}
8118
8119int qed_dbg_reg_fifo_size(struct qed_dev *cdev)
8120{
8121	return qed_dbg_feature_size(cdev, DBG_FEATURE_REG_FIFO);
8122}
8123
8124int qed_dbg_igu_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
8125{
8126	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IGU_FIFO,
8127			       num_dumped_bytes);
8128}
8129
8130int qed_dbg_igu_fifo_size(struct qed_dev *cdev)
8131{
8132	return qed_dbg_feature_size(cdev, DBG_FEATURE_IGU_FIFO);
8133}
8134
8135static int qed_dbg_nvm_image_length(struct qed_hwfn *p_hwfn,
8136				    enum qed_nvm_images image_id, u32 *length)
8137{
8138	struct qed_nvm_image_att image_att;
8139	int rc;
8140
8141	*length = 0;
8142	rc = qed_mcp_get_nvm_image_att(p_hwfn, image_id, &image_att);
8143	if (rc)
8144		return rc;
8145
8146	*length = image_att.length;
8147
8148	return rc;
8149}
8150
8151static int qed_dbg_nvm_image(struct qed_dev *cdev, void *buffer,
8152			     u32 *num_dumped_bytes,
8153			     enum qed_nvm_images image_id)
8154{
8155	struct qed_hwfn *p_hwfn =
8156		&cdev->hwfns[cdev->engine_for_debug];
8157	u32 len_rounded;
8158	int rc;
8159
8160	*num_dumped_bytes = 0;
8161	rc = qed_dbg_nvm_image_length(p_hwfn, image_id, &len_rounded);
8162	if (rc)
8163		return rc;
8164
8165	DP_NOTICE(p_hwfn->cdev,
8166		  "Collecting a debug feature [\"nvram image %d\"]\n",
8167		  image_id);
8168
8169	len_rounded = roundup(len_rounded, sizeof(u32));
8170	rc = qed_mcp_get_nvm_image(p_hwfn, image_id, buffer, len_rounded);
8171	if (rc)
8172		return rc;
8173
8174	/* QED_NVM_IMAGE_NVM_META image is not swapped like other images */
8175	if (image_id != QED_NVM_IMAGE_NVM_META)
8176		cpu_to_be32_array((__force __be32 *)buffer,
8177				  (const u32 *)buffer,
8178				  len_rounded / sizeof(u32));
8179
8180	*num_dumped_bytes = len_rounded;
8181
8182	return rc;
8183}
8184
8185int qed_dbg_protection_override(struct qed_dev *cdev, void *buffer,
8186				u32 *num_dumped_bytes)
8187{
8188	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_PROTECTION_OVERRIDE,
8189			       num_dumped_bytes);
8190}
8191
8192int qed_dbg_protection_override_size(struct qed_dev *cdev)
8193{
8194	return qed_dbg_feature_size(cdev, DBG_FEATURE_PROTECTION_OVERRIDE);
8195}
8196
8197int qed_dbg_fw_asserts(struct qed_dev *cdev, void *buffer,
8198		       u32 *num_dumped_bytes)
8199{
8200	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_FW_ASSERTS,
8201			       num_dumped_bytes);
8202}
8203
8204int qed_dbg_fw_asserts_size(struct qed_dev *cdev)
8205{
8206	return qed_dbg_feature_size(cdev, DBG_FEATURE_FW_ASSERTS);
8207}
8208
8209int qed_dbg_ilt(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
8210{
8211	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_ILT, num_dumped_bytes);
8212}
8213
8214int qed_dbg_ilt_size(struct qed_dev *cdev)
8215{
8216	return qed_dbg_feature_size(cdev, DBG_FEATURE_ILT);
8217}
8218
8219int qed_dbg_mcp_trace(struct qed_dev *cdev, void *buffer,
8220		      u32 *num_dumped_bytes)
8221{
8222	return qed_dbg_feature(cdev, buffer, DBG_FEATURE_MCP_TRACE,
8223			       num_dumped_bytes);
8224}
8225
8226int qed_dbg_mcp_trace_size(struct qed_dev *cdev)
8227{
8228	return qed_dbg_feature_size(cdev, DBG_FEATURE_MCP_TRACE);
8229}
8230
8231/* Defines the amount of bytes allocated for recording the length of debugfs
8232 * feature buffer.
8233 */
8234#define REGDUMP_HEADER_SIZE			sizeof(u32)
8235#define REGDUMP_HEADER_SIZE_SHIFT		0
8236#define REGDUMP_HEADER_SIZE_MASK		0xffffff
8237#define REGDUMP_HEADER_FEATURE_SHIFT		24
8238#define REGDUMP_HEADER_FEATURE_MASK		0x1f
8239#define REGDUMP_HEADER_BIN_DUMP_SHIFT		29
8240#define REGDUMP_HEADER_BIN_DUMP_MASK		0x1
8241#define REGDUMP_HEADER_OMIT_ENGINE_SHIFT	30
8242#define REGDUMP_HEADER_OMIT_ENGINE_MASK		0x1
8243#define REGDUMP_HEADER_ENGINE_SHIFT		31
8244#define REGDUMP_HEADER_ENGINE_MASK		0x1
8245#define REGDUMP_MAX_SIZE			0x1000000
8246#define ILT_DUMP_MAX_SIZE			(1024 * 1024 * 15)
8247
8248enum debug_print_features {
8249	OLD_MODE = 0,
8250	IDLE_CHK = 1,
8251	GRC_DUMP = 2,
8252	MCP_TRACE = 3,
8253	REG_FIFO = 4,
8254	PROTECTION_OVERRIDE = 5,
8255	IGU_FIFO = 6,
8256	PHY = 7,
8257	FW_ASSERTS = 8,
8258	NVM_CFG1 = 9,
8259	DEFAULT_CFG = 10,
8260	NVM_META = 11,
8261	MDUMP = 12,
8262	ILT_DUMP = 13,
8263};
8264
8265static u32 qed_calc_regdump_header(struct qed_dev *cdev,
8266				   enum debug_print_features feature,
8267				   int engine, u32 feature_size,
8268				   u8 omit_engine, u8 dbg_bin_dump)
8269{
8270	u32 res = 0;
8271
8272	SET_FIELD(res, REGDUMP_HEADER_SIZE, feature_size);
8273	if (res != feature_size)
8274		DP_NOTICE(cdev,
8275			  "Feature %d is too large (size 0x%x) and will corrupt the dump\n",
8276			  feature, feature_size);
8277
8278	SET_FIELD(res, REGDUMP_HEADER_FEATURE, feature);
8279	SET_FIELD(res, REGDUMP_HEADER_BIN_DUMP, dbg_bin_dump);
8280	SET_FIELD(res, REGDUMP_HEADER_OMIT_ENGINE, omit_engine);
8281	SET_FIELD(res, REGDUMP_HEADER_ENGINE, engine);
8282
8283	return res;
8284}
8285
8286int qed_dbg_all_data(struct qed_dev *cdev, void *buffer)
8287{
8288	u8 cur_engine, omit_engine = 0, org_engine;
8289	struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
8290	struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
8291	int grc_params[MAX_DBG_GRC_PARAMS], rc, i;
8292	u32 offset = 0, feature_size;
8293
8294	for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
8295		grc_params[i] = dev_data->grc.param_val[i];
8296
8297	if (!QED_IS_CMT(cdev))
8298		omit_engine = 1;
8299
8300	cdev->dbg_bin_dump = 1;
8301	mutex_lock(&qed_dbg_lock);
8302
8303	org_engine = qed_get_debug_engine(cdev);
8304	for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) {
8305		/* Collect idle_chks and grcDump for each hw function */
8306		DP_VERBOSE(cdev, QED_MSG_DEBUG,
8307			   "obtaining idle_chk and grcdump for current engine\n");
8308		qed_set_debug_engine(cdev, cur_engine);
8309
8310		/* First idle_chk */
8311		rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset +
8312				      REGDUMP_HEADER_SIZE, &feature_size);
8313		if (!rc) {
8314			*(u32 *)((u8 *)buffer + offset) =
8315			    qed_calc_regdump_header(cdev, IDLE_CHK,
8316						    cur_engine,
8317						    feature_size,
8318						    omit_engine,
8319						    cdev->dbg_bin_dump);
8320			offset += (feature_size + REGDUMP_HEADER_SIZE);
8321		} else {
8322			DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc);
8323		}
8324
8325		/* Second idle_chk */
8326		rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset +
8327				      REGDUMP_HEADER_SIZE, &feature_size);
8328		if (!rc) {
8329			*(u32 *)((u8 *)buffer + offset) =
8330			    qed_calc_regdump_header(cdev, IDLE_CHK,
8331						    cur_engine,
8332						    feature_size,
8333						    omit_engine,
8334						    cdev->dbg_bin_dump);
8335			offset += (feature_size + REGDUMP_HEADER_SIZE);
8336		} else {
8337			DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc);
8338		}
8339
8340		/* reg_fifo dump */
8341		rc = qed_dbg_reg_fifo(cdev, (u8 *)buffer + offset +
8342				      REGDUMP_HEADER_SIZE, &feature_size);
8343		if (!rc) {
8344			*(u32 *)((u8 *)buffer + offset) =
8345			    qed_calc_regdump_header(cdev, REG_FIFO,
8346						    cur_engine,
8347						    feature_size,
8348						    omit_engine,
8349						    cdev->dbg_bin_dump);
8350			offset += (feature_size + REGDUMP_HEADER_SIZE);
8351		} else {
8352			DP_ERR(cdev, "qed_dbg_reg_fifo failed. rc = %d\n", rc);
8353		}
8354
8355		/* igu_fifo dump */
8356		rc = qed_dbg_igu_fifo(cdev, (u8 *)buffer + offset +
8357				      REGDUMP_HEADER_SIZE, &feature_size);
8358		if (!rc) {
8359			*(u32 *)((u8 *)buffer + offset) =
8360			    qed_calc_regdump_header(cdev, IGU_FIFO,
8361						    cur_engine,
8362						    feature_size,
8363						    omit_engine,
8364						    cdev->dbg_bin_dump);
8365			offset += (feature_size + REGDUMP_HEADER_SIZE);
8366		} else {
8367			DP_ERR(cdev, "qed_dbg_igu_fifo failed. rc = %d", rc);
8368		}
8369
8370		/* protection_override dump */
8371		rc = qed_dbg_protection_override(cdev, (u8 *)buffer + offset +
8372						 REGDUMP_HEADER_SIZE,
8373						 &feature_size);
8374		if (!rc) {
8375			*(u32 *)((u8 *)buffer + offset) =
8376			    qed_calc_regdump_header(cdev,
8377						    PROTECTION_OVERRIDE,
8378						    cur_engine,
8379						    feature_size,
8380						    omit_engine,
8381						    cdev->dbg_bin_dump);
8382			offset += (feature_size + REGDUMP_HEADER_SIZE);
8383		} else {
8384			DP_ERR(cdev,
8385			       "qed_dbg_protection_override failed. rc = %d\n",
8386			       rc);
8387		}
8388
8389		/* fw_asserts dump */
8390		rc = qed_dbg_fw_asserts(cdev, (u8 *)buffer + offset +
8391					REGDUMP_HEADER_SIZE, &feature_size);
8392		if (!rc) {
8393			*(u32 *)((u8 *)buffer + offset) =
8394			    qed_calc_regdump_header(cdev, FW_ASSERTS,
8395						    cur_engine,
8396						    feature_size,
8397						    omit_engine,
8398						    cdev->dbg_bin_dump);
8399			offset += (feature_size + REGDUMP_HEADER_SIZE);
8400		} else {
8401			DP_ERR(cdev, "qed_dbg_fw_asserts failed. rc = %d\n",
8402			       rc);
8403		}
8404
8405		feature_size = qed_dbg_ilt_size(cdev);
8406		if (!cdev->disable_ilt_dump && feature_size <
8407		    ILT_DUMP_MAX_SIZE) {
8408			rc = qed_dbg_ilt(cdev, (u8 *)buffer + offset +
8409					 REGDUMP_HEADER_SIZE, &feature_size);
8410			if (!rc) {
8411				*(u32 *)((u8 *)buffer + offset) =
8412				    qed_calc_regdump_header(cdev, ILT_DUMP,
8413							    cur_engine,
8414							    feature_size,
8415							    omit_engine,
8416							    cdev->dbg_bin_dump);
8417				offset += (feature_size + REGDUMP_HEADER_SIZE);
8418			} else {
8419				DP_ERR(cdev, "qed_dbg_ilt failed. rc = %d\n",
8420				       rc);
8421			}
8422		}
8423
8424		/* Grc dump - must be last because when mcp stuck it will
8425		 * clutter idle_chk, reg_fifo, ...
8426		 */
8427		for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
8428			dev_data->grc.param_val[i] = grc_params[i];
8429
8430		rc = qed_dbg_grc(cdev, (u8 *)buffer + offset +
8431				 REGDUMP_HEADER_SIZE, &feature_size);
8432		if (!rc) {
8433			*(u32 *)((u8 *)buffer + offset) =
8434			    qed_calc_regdump_header(cdev, GRC_DUMP,
8435						    cur_engine,
8436						    feature_size,
8437						    omit_engine,
8438						    cdev->dbg_bin_dump);
8439			offset += (feature_size + REGDUMP_HEADER_SIZE);
8440		} else {
8441			DP_ERR(cdev, "qed_dbg_grc failed. rc = %d", rc);
8442		}
8443	}
8444
8445	qed_set_debug_engine(cdev, org_engine);
8446
8447	/* mcp_trace */
8448	rc = qed_dbg_mcp_trace(cdev, (u8 *)buffer + offset +
8449			       REGDUMP_HEADER_SIZE, &feature_size);
8450	if (!rc) {
8451		*(u32 *)((u8 *)buffer + offset) =
8452		    qed_calc_regdump_header(cdev, MCP_TRACE, cur_engine,
8453					    feature_size, omit_engine,
8454					    cdev->dbg_bin_dump);
8455		offset += (feature_size + REGDUMP_HEADER_SIZE);
8456	} else {
8457		DP_ERR(cdev, "qed_dbg_mcp_trace failed. rc = %d\n", rc);
8458	}
8459
8460	/* nvm cfg1 */
8461	rc = qed_dbg_nvm_image(cdev,
8462			       (u8 *)buffer + offset +
8463			       REGDUMP_HEADER_SIZE, &feature_size,
8464			       QED_NVM_IMAGE_NVM_CFG1);
8465	if (!rc) {
8466		*(u32 *)((u8 *)buffer + offset) =
8467		    qed_calc_regdump_header(cdev, NVM_CFG1, cur_engine,
8468					    feature_size, omit_engine,
8469					    cdev->dbg_bin_dump);
8470		offset += (feature_size + REGDUMP_HEADER_SIZE);
8471	} else if (rc != -ENOENT) {
8472		DP_ERR(cdev,
8473		       "qed_dbg_nvm_image failed for image  %d (%s), rc = %d\n",
8474		       QED_NVM_IMAGE_NVM_CFG1, "QED_NVM_IMAGE_NVM_CFG1",
8475		       rc);
8476	}
8477
8478		/* nvm default */
8479	rc = qed_dbg_nvm_image(cdev,
8480			       (u8 *)buffer + offset +
8481			       REGDUMP_HEADER_SIZE, &feature_size,
8482			       QED_NVM_IMAGE_DEFAULT_CFG);
8483	if (!rc) {
8484		*(u32 *)((u8 *)buffer + offset) =
8485		    qed_calc_regdump_header(cdev, DEFAULT_CFG,
8486					    cur_engine, feature_size,
8487					    omit_engine,
8488					    cdev->dbg_bin_dump);
8489		offset += (feature_size + REGDUMP_HEADER_SIZE);
8490	} else if (rc != -ENOENT) {
8491		DP_ERR(cdev,
8492		       "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
8493		       QED_NVM_IMAGE_DEFAULT_CFG,
8494		       "QED_NVM_IMAGE_DEFAULT_CFG", rc);
8495	}
8496
8497	/* nvm meta */
8498	rc = qed_dbg_nvm_image(cdev,
8499			       (u8 *)buffer + offset +
8500			       REGDUMP_HEADER_SIZE, &feature_size,
8501			       QED_NVM_IMAGE_NVM_META);
8502	if (!rc) {
8503		*(u32 *)((u8 *)buffer + offset) =
8504		    qed_calc_regdump_header(cdev, NVM_META, cur_engine,
8505					    feature_size, omit_engine,
8506					    cdev->dbg_bin_dump);
8507		offset += (feature_size + REGDUMP_HEADER_SIZE);
8508	} else if (rc != -ENOENT) {
8509		DP_ERR(cdev,
8510		       "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
8511		       QED_NVM_IMAGE_NVM_META, "QED_NVM_IMAGE_NVM_META",
8512		       rc);
8513	}
8514
8515	/* nvm mdump */
8516	rc = qed_dbg_nvm_image(cdev, (u8 *)buffer + offset +
8517			       REGDUMP_HEADER_SIZE, &feature_size,
8518			       QED_NVM_IMAGE_MDUMP);
8519	if (!rc) {
8520		*(u32 *)((u8 *)buffer + offset) =
8521		    qed_calc_regdump_header(cdev, MDUMP, cur_engine,
8522					    feature_size, omit_engine,
8523					    cdev->dbg_bin_dump);
8524		offset += (feature_size + REGDUMP_HEADER_SIZE);
8525	} else if (rc != -ENOENT) {
8526		DP_ERR(cdev,
8527		       "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
8528		       QED_NVM_IMAGE_MDUMP, "QED_NVM_IMAGE_MDUMP", rc);
8529	}
8530
8531	mutex_unlock(&qed_dbg_lock);
8532	cdev->dbg_bin_dump = 0;
8533
8534	return 0;
8535}
8536
8537int qed_dbg_all_data_size(struct qed_dev *cdev)
8538{
8539	u32 regs_len = 0, image_len = 0, ilt_len = 0, total_ilt_len = 0;
8540	struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
8541	u8 cur_engine, org_engine;
8542
8543	cdev->disable_ilt_dump = false;
8544	org_engine = qed_get_debug_engine(cdev);
8545	for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) {
8546		/* Engine specific */
8547		DP_VERBOSE(cdev, QED_MSG_DEBUG,
8548			   "calculating idle_chk and grcdump register length for current engine\n");
8549		qed_set_debug_engine(cdev, cur_engine);
8550		regs_len += REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) +
8551		    REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) +
8552		    REGDUMP_HEADER_SIZE + qed_dbg_grc_size(cdev) +
8553		    REGDUMP_HEADER_SIZE + qed_dbg_reg_fifo_size(cdev) +
8554		    REGDUMP_HEADER_SIZE + qed_dbg_igu_fifo_size(cdev) +
8555		    REGDUMP_HEADER_SIZE +
8556		    qed_dbg_protection_override_size(cdev) +
8557		    REGDUMP_HEADER_SIZE + qed_dbg_fw_asserts_size(cdev);
8558		ilt_len = REGDUMP_HEADER_SIZE + qed_dbg_ilt_size(cdev);
8559		if (ilt_len < ILT_DUMP_MAX_SIZE) {
8560			total_ilt_len += ilt_len;
8561			regs_len += ilt_len;
8562		}
8563	}
8564
8565	qed_set_debug_engine(cdev, org_engine);
8566
8567	/* Engine common */
8568	regs_len += REGDUMP_HEADER_SIZE + qed_dbg_mcp_trace_size(cdev) +
8569	    REGDUMP_HEADER_SIZE + qed_dbg_phy_size(cdev);
8570	qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_CFG1, &image_len);
8571	if (image_len)
8572		regs_len += REGDUMP_HEADER_SIZE + image_len;
8573	qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_DEFAULT_CFG, &image_len);
8574	if (image_len)
8575		regs_len += REGDUMP_HEADER_SIZE + image_len;
8576	qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_META, &image_len);
8577	if (image_len)
8578		regs_len += REGDUMP_HEADER_SIZE + image_len;
8579	qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_MDUMP, &image_len);
8580	if (image_len)
8581		regs_len += REGDUMP_HEADER_SIZE + image_len;
8582
8583	if (regs_len > REGDUMP_MAX_SIZE) {
8584		DP_VERBOSE(cdev, QED_MSG_DEBUG,
8585			   "Dump exceeds max size 0x%x, disable ILT dump\n",
8586			   REGDUMP_MAX_SIZE);
8587		cdev->disable_ilt_dump = true;
8588		regs_len -= total_ilt_len;
8589	}
8590
8591	return regs_len;
8592}
8593
8594int qed_dbg_feature(struct qed_dev *cdev, void *buffer,
8595		    enum qed_dbg_features feature, u32 *num_dumped_bytes)
8596{
8597	struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature];
8598	struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
8599	enum dbg_status dbg_rc;
8600	struct qed_ptt *p_ptt;
8601	int rc = 0;
8602
8603	/* Acquire ptt */
8604	p_ptt = qed_ptt_acquire(p_hwfn);
8605	if (!p_ptt)
8606		return -EINVAL;
8607
8608	/* Get dump */
8609	dbg_rc = qed_dbg_dump(p_hwfn, p_ptt, feature);
8610	if (dbg_rc != DBG_STATUS_OK) {
8611		DP_VERBOSE(cdev, QED_MSG_DEBUG, "%s\n",
8612			   qed_dbg_get_status_str(dbg_rc));
8613		*num_dumped_bytes = 0;
8614		rc = -EINVAL;
8615		goto out;
8616	}
8617
8618	DP_VERBOSE(cdev, QED_MSG_DEBUG,
8619		   "copying debugfs feature to external buffer\n");
8620	memcpy(buffer, qed_feature->dump_buf, qed_feature->buf_size);
8621	*num_dumped_bytes = cdev->dbg_features[feature].dumped_dwords *
8622			    4;
8623
8624out:
8625	qed_ptt_release(p_hwfn, p_ptt);
8626	return rc;
8627}
8628
8629int qed_dbg_feature_size(struct qed_dev *cdev, enum qed_dbg_features feature)
8630{
8631	struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature];
8632	struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
8633	struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn);
8634	u32 buf_size_dwords;
8635	enum dbg_status rc;
8636
8637	if (!p_ptt)
8638		return -EINVAL;
8639
8640	rc = qed_features_lookup[feature].get_size(p_hwfn, p_ptt,
8641						   &buf_size_dwords);
8642	if (rc != DBG_STATUS_OK)
8643		buf_size_dwords = 0;
8644
8645	/* Feature will not be dumped if it exceeds maximum size */
8646	if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS)
8647		buf_size_dwords = 0;
8648
8649	qed_ptt_release(p_hwfn, p_ptt);
8650	qed_feature->buf_size = buf_size_dwords * sizeof(u32);
8651	return qed_feature->buf_size;
8652}
8653
8654int qed_dbg_phy_size(struct qed_dev *cdev)
8655{
8656	/* return max size of phy info and
8657	 * phy mac_stat multiplied by the number of ports
8658	 */
8659	return MAX_PHY_RESULT_BUFFER * (1 + qed_device_num_ports(cdev));
8660}
8661
8662u8 qed_get_debug_engine(struct qed_dev *cdev)
8663{
8664	return cdev->engine_for_debug;
8665}
8666
8667void qed_set_debug_engine(struct qed_dev *cdev, int engine_number)
8668{
8669	DP_VERBOSE(cdev, QED_MSG_DEBUG, "set debug engine to %d\n",
8670		   engine_number);
8671	cdev->engine_for_debug = engine_number;
8672}
8673
8674void qed_dbg_pf_init(struct qed_dev *cdev)
8675{
8676	const u8 *dbg_values = NULL;
8677	int i;
8678
8679	/* Sync ver with debugbus qed code */
8680	qed_dbg_set_app_ver(TOOLS_VERSION);
8681
8682	/* Debug values are after init values.
8683	 * The offset is the first dword of the file.
8684	 */
8685	dbg_values = cdev->firmware->data + *(u32 *)cdev->firmware->data;
8686
8687	for_each_hwfn(cdev, i) {
8688		qed_dbg_set_bin_ptr(&cdev->hwfns[i], dbg_values);
8689		qed_dbg_user_set_bin_ptr(&cdev->hwfns[i], dbg_values);
8690	}
8691
8692	/* Set the hwfn to be 0 as default */
8693	cdev->engine_for_debug = 0;
8694}
8695
8696void qed_dbg_pf_exit(struct qed_dev *cdev)
8697{
8698	struct qed_dbg_feature *feature = NULL;
8699	enum qed_dbg_features feature_idx;
8700
8701	/* debug features' buffers may be allocated if debug feature was used
8702	 * but dump wasn't called
8703	 */
8704	for (feature_idx = 0; feature_idx < DBG_FEATURE_NUM; feature_idx++) {
8705		feature = &cdev->dbg_features[feature_idx];
8706		if (feature->dump_buf) {
8707			vfree(feature->dump_buf);
8708			feature->dump_buf = NULL;
8709		}
8710	}
8711}
8712