1 // SPDX-License-Identifier: GPL-2.0+
2 /* Copyright (c) 2018-2019 Hisilicon Limited. */
3 
4 #include <linux/device.h>
5 
6 #include "hclge_debugfs.h"
7 #include "hclge_err.h"
8 #include "hclge_main.h"
9 #include "hclge_tm.h"
10 #include "hnae3.h"
11 
12 static const char * const state_str[] = { "off", "on" };
13 static const char * const hclge_mac_state_str[] = {
14 	"TO_ADD", "TO_DEL", "ACTIVE"
15 };
16 
17 static const struct hclge_dbg_reg_type_info hclge_dbg_reg_info[] = {
18 	{ .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON,
19 	  .dfx_msg = &hclge_dbg_bios_common_reg[0],
20 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_bios_common_reg),
21 		       .offset = HCLGE_DBG_DFX_BIOS_OFFSET,
22 		       .cmd = HCLGE_OPC_DFX_BIOS_COMMON_REG } },
23 	{ .cmd = HNAE3_DBG_CMD_REG_SSU,
24 	  .dfx_msg = &hclge_dbg_ssu_reg_0[0],
25 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_0),
26 		       .offset = HCLGE_DBG_DFX_SSU_0_OFFSET,
27 		       .cmd = HCLGE_OPC_DFX_SSU_REG_0 } },
28 	{ .cmd = HNAE3_DBG_CMD_REG_SSU,
29 	  .dfx_msg = &hclge_dbg_ssu_reg_1[0],
30 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_1),
31 		       .offset = HCLGE_DBG_DFX_SSU_1_OFFSET,
32 		       .cmd = HCLGE_OPC_DFX_SSU_REG_1 } },
33 	{ .cmd = HNAE3_DBG_CMD_REG_SSU,
34 	  .dfx_msg = &hclge_dbg_ssu_reg_2[0],
35 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_2),
36 		       .offset = HCLGE_DBG_DFX_SSU_2_OFFSET,
37 		       .cmd = HCLGE_OPC_DFX_SSU_REG_2 } },
38 	{ .cmd = HNAE3_DBG_CMD_REG_IGU_EGU,
39 	  .dfx_msg = &hclge_dbg_igu_egu_reg[0],
40 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_igu_egu_reg),
41 		       .offset = HCLGE_DBG_DFX_IGU_OFFSET,
42 		       .cmd = HCLGE_OPC_DFX_IGU_EGU_REG } },
43 	{ .cmd = HNAE3_DBG_CMD_REG_RPU,
44 	  .dfx_msg = &hclge_dbg_rpu_reg_0[0],
45 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rpu_reg_0),
46 		       .offset = HCLGE_DBG_DFX_RPU_0_OFFSET,
47 		       .cmd = HCLGE_OPC_DFX_RPU_REG_0 } },
48 	{ .cmd = HNAE3_DBG_CMD_REG_RPU,
49 	  .dfx_msg = &hclge_dbg_rpu_reg_1[0],
50 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rpu_reg_1),
51 		       .offset = HCLGE_DBG_DFX_RPU_1_OFFSET,
52 		       .cmd = HCLGE_OPC_DFX_RPU_REG_1 } },
53 	{ .cmd = HNAE3_DBG_CMD_REG_NCSI,
54 	  .dfx_msg = &hclge_dbg_ncsi_reg[0],
55 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ncsi_reg),
56 		       .offset = HCLGE_DBG_DFX_NCSI_OFFSET,
57 		       .cmd = HCLGE_OPC_DFX_NCSI_REG } },
58 	{ .cmd = HNAE3_DBG_CMD_REG_RTC,
59 	  .dfx_msg = &hclge_dbg_rtc_reg[0],
60 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rtc_reg),
61 		       .offset = HCLGE_DBG_DFX_RTC_OFFSET,
62 		       .cmd = HCLGE_OPC_DFX_RTC_REG } },
63 	{ .cmd = HNAE3_DBG_CMD_REG_PPP,
64 	  .dfx_msg = &hclge_dbg_ppp_reg[0],
65 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ppp_reg),
66 		       .offset = HCLGE_DBG_DFX_PPP_OFFSET,
67 		       .cmd = HCLGE_OPC_DFX_PPP_REG } },
68 	{ .cmd = HNAE3_DBG_CMD_REG_RCB,
69 	  .dfx_msg = &hclge_dbg_rcb_reg[0],
70 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rcb_reg),
71 		       .offset = HCLGE_DBG_DFX_RCB_OFFSET,
72 		       .cmd = HCLGE_OPC_DFX_RCB_REG } },
73 	{ .cmd = HNAE3_DBG_CMD_REG_TQP,
74 	  .dfx_msg = &hclge_dbg_tqp_reg[0],
75 	  .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_tqp_reg),
76 		       .offset = HCLGE_DBG_DFX_TQP_OFFSET,
77 		       .cmd = HCLGE_OPC_DFX_TQP_REG } },
78 };
79 
80 static void hclge_dbg_fill_content(char *content, u16 len,
81 				   const struct hclge_dbg_item *items,
82 				   const char **result, u16 size)
83 {
84 	char *pos = content;
85 	u16 i;
86 
87 	memset(content, ' ', len);
88 	for (i = 0; i < size; i++) {
89 		if (result)
90 			strncpy(pos, result[i], strlen(result[i]));
91 		else
92 			strncpy(pos, items[i].name, strlen(items[i].name));
93 		pos += strlen(items[i].name) + items[i].interval;
94 	}
95 	*pos++ = '\n';
96 	*pos++ = '\0';
97 }
98 
99 static char *hclge_dbg_get_func_id_str(char *buf, u8 id)
100 {
101 	if (id)
102 		sprintf(buf, "vf%u", id - 1);
103 	else
104 		sprintf(buf, "pf");
105 
106 	return buf;
107 }
108 
109 static int hclge_dbg_get_dfx_bd_num(struct hclge_dev *hdev, int offset,
110 				    u32 *bd_num)
111 {
112 	struct hclge_desc desc[HCLGE_GET_DFX_REG_TYPE_CNT];
113 	int entries_per_desc;
114 	int index;
115 	int ret;
116 
117 	ret = hclge_query_bd_num_cmd_send(hdev, desc);
118 	if (ret) {
119 		dev_err(&hdev->pdev->dev,
120 			"failed to get dfx bd_num, offset = %d, ret = %d\n",
121 			offset, ret);
122 		return ret;
123 	}
124 
125 	entries_per_desc = ARRAY_SIZE(desc[0].data);
126 	index = offset % entries_per_desc;
127 
128 	*bd_num = le32_to_cpu(desc[offset / entries_per_desc].data[index]);
129 	if (!(*bd_num)) {
130 		dev_err(&hdev->pdev->dev, "The value of dfx bd_num is 0!\n");
131 		return -EINVAL;
132 	}
133 
134 	return 0;
135 }
136 
137 static int hclge_dbg_cmd_send(struct hclge_dev *hdev,
138 			      struct hclge_desc *desc_src,
139 			      int index, int bd_num,
140 			      enum hclge_opcode_type cmd)
141 {
142 	struct hclge_desc *desc = desc_src;
143 	int ret, i;
144 
145 	hclge_cmd_setup_basic_desc(desc, cmd, true);
146 	desc->data[0] = cpu_to_le32(index);
147 
148 	for (i = 1; i < bd_num; i++) {
149 		desc->flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
150 		desc++;
151 		hclge_cmd_setup_basic_desc(desc, cmd, true);
152 	}
153 
154 	ret = hclge_cmd_send(&hdev->hw, desc_src, bd_num);
155 	if (ret)
156 		dev_err(&hdev->pdev->dev,
157 			"cmd(0x%x) send fail, ret = %d\n", cmd, ret);
158 	return ret;
159 }
160 
161 static int
162 hclge_dbg_dump_reg_tqp(struct hclge_dev *hdev,
163 		       const struct hclge_dbg_reg_type_info *reg_info,
164 		       char *buf, int len, int *pos)
165 {
166 	const struct hclge_dbg_dfx_message *dfx_message = reg_info->dfx_msg;
167 	const struct hclge_dbg_reg_common_msg *reg_msg = &reg_info->reg_msg;
168 	struct hclge_desc *desc_src;
169 	u32 index, entry, i, cnt;
170 	int bd_num, min_num, ret;
171 	struct hclge_desc *desc;
172 
173 	ret = hclge_dbg_get_dfx_bd_num(hdev, reg_msg->offset, &bd_num);
174 	if (ret)
175 		return ret;
176 
177 	desc_src = kcalloc(bd_num, sizeof(struct hclge_desc), GFP_KERNEL);
178 	if (!desc_src)
179 		return -ENOMEM;
180 
181 	min_num = min_t(int, bd_num * HCLGE_DESC_DATA_LEN, reg_msg->msg_num);
182 
183 	for (i = 0, cnt = 0; i < min_num; i++, dfx_message++)
184 		*pos += scnprintf(buf + *pos, len - *pos, "item%u = %s\n",
185 				  cnt++, dfx_message->message);
186 
187 	for (i = 0; i < cnt; i++)
188 		*pos += scnprintf(buf + *pos, len - *pos, "item%u\t", i);
189 
190 	*pos += scnprintf(buf + *pos, len - *pos, "\n");
191 
192 	for (index = 0; index < hdev->vport[0].alloc_tqps; index++) {
193 		dfx_message = reg_info->dfx_msg;
194 		desc = desc_src;
195 		ret = hclge_dbg_cmd_send(hdev, desc, index, bd_num,
196 					 reg_msg->cmd);
197 		if (ret)
198 			break;
199 
200 		for (i = 0; i < min_num; i++, dfx_message++) {
201 			entry = i % HCLGE_DESC_DATA_LEN;
202 			if (i > 0 && !entry)
203 				desc++;
204 
205 			*pos += scnprintf(buf + *pos, len - *pos, "%#x\t",
206 					  le32_to_cpu(desc->data[entry]));
207 		}
208 		*pos += scnprintf(buf + *pos, len - *pos, "\n");
209 	}
210 
211 	kfree(desc_src);
212 	return ret;
213 }
214 
215 static int
216 hclge_dbg_dump_reg_common(struct hclge_dev *hdev,
217 			  const struct hclge_dbg_reg_type_info *reg_info,
218 			  char *buf, int len, int *pos)
219 {
220 	const struct hclge_dbg_reg_common_msg *reg_msg = &reg_info->reg_msg;
221 	const struct hclge_dbg_dfx_message *dfx_message = reg_info->dfx_msg;
222 	struct hclge_desc *desc_src;
223 	int bd_num, min_num, ret;
224 	struct hclge_desc *desc;
225 	u32 entry, i;
226 
227 	ret = hclge_dbg_get_dfx_bd_num(hdev, reg_msg->offset, &bd_num);
228 	if (ret)
229 		return ret;
230 
231 	desc_src = kcalloc(bd_num, sizeof(struct hclge_desc), GFP_KERNEL);
232 	if (!desc_src)
233 		return -ENOMEM;
234 
235 	desc = desc_src;
236 
237 	ret = hclge_dbg_cmd_send(hdev, desc, 0, bd_num, reg_msg->cmd);
238 	if (ret) {
239 		kfree(desc);
240 		return ret;
241 	}
242 
243 	min_num = min_t(int, bd_num * HCLGE_DESC_DATA_LEN, reg_msg->msg_num);
244 
245 	for (i = 0; i < min_num; i++, dfx_message++) {
246 		entry = i % HCLGE_DESC_DATA_LEN;
247 		if (i > 0 && !entry)
248 			desc++;
249 		if (!dfx_message->flag)
250 			continue;
251 
252 		*pos += scnprintf(buf + *pos, len - *pos, "%s: %#x\n",
253 				  dfx_message->message,
254 				  le32_to_cpu(desc->data[entry]));
255 	}
256 
257 	kfree(desc_src);
258 	return 0;
259 }
260 
261 static int  hclge_dbg_dump_mac_enable_status(struct hclge_dev *hdev, char *buf,
262 					     int len, int *pos)
263 {
264 	struct hclge_config_mac_mode_cmd *req;
265 	struct hclge_desc desc;
266 	u32 loop_en;
267 	int ret;
268 
269 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);
270 
271 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
272 	if (ret) {
273 		dev_err(&hdev->pdev->dev,
274 			"failed to dump mac enable status, ret = %d\n", ret);
275 		return ret;
276 	}
277 
278 	req = (struct hclge_config_mac_mode_cmd *)desc.data;
279 	loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
280 
281 	*pos += scnprintf(buf + *pos, len - *pos, "mac_trans_en: %#x\n",
282 			  hnae3_get_bit(loop_en, HCLGE_MAC_TX_EN_B));
283 	*pos += scnprintf(buf + *pos, len - *pos, "mac_rcv_en: %#x\n",
284 			  hnae3_get_bit(loop_en, HCLGE_MAC_RX_EN_B));
285 	*pos += scnprintf(buf + *pos, len - *pos, "pad_trans_en: %#x\n",
286 			  hnae3_get_bit(loop_en, HCLGE_MAC_PAD_TX_B));
287 	*pos += scnprintf(buf + *pos, len - *pos, "pad_rcv_en: %#x\n",
288 			  hnae3_get_bit(loop_en, HCLGE_MAC_PAD_RX_B));
289 	*pos += scnprintf(buf + *pos, len - *pos, "1588_trans_en: %#x\n",
290 			  hnae3_get_bit(loop_en, HCLGE_MAC_1588_TX_B));
291 	*pos += scnprintf(buf + *pos, len - *pos, "1588_rcv_en: %#x\n",
292 			  hnae3_get_bit(loop_en, HCLGE_MAC_1588_RX_B));
293 	*pos += scnprintf(buf + *pos, len - *pos, "mac_app_loop_en: %#x\n",
294 			  hnae3_get_bit(loop_en, HCLGE_MAC_APP_LP_B));
295 	*pos += scnprintf(buf + *pos, len - *pos, "mac_line_loop_en: %#x\n",
296 			  hnae3_get_bit(loop_en, HCLGE_MAC_LINE_LP_B));
297 	*pos += scnprintf(buf + *pos, len - *pos, "mac_fcs_tx_en: %#x\n",
298 			  hnae3_get_bit(loop_en, HCLGE_MAC_FCS_TX_B));
299 	*pos += scnprintf(buf + *pos, len - *pos,
300 			  "mac_rx_oversize_truncate_en: %#x\n",
301 			  hnae3_get_bit(loop_en,
302 					HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B));
303 	*pos += scnprintf(buf + *pos, len - *pos, "mac_rx_fcs_strip_en: %#x\n",
304 			  hnae3_get_bit(loop_en, HCLGE_MAC_RX_FCS_STRIP_B));
305 	*pos += scnprintf(buf + *pos, len - *pos, "mac_rx_fcs_en: %#x\n",
306 			  hnae3_get_bit(loop_en, HCLGE_MAC_RX_FCS_B));
307 	*pos += scnprintf(buf + *pos, len - *pos,
308 			  "mac_tx_under_min_err_en: %#x\n",
309 			  hnae3_get_bit(loop_en, HCLGE_MAC_TX_UNDER_MIN_ERR_B));
310 	*pos += scnprintf(buf + *pos, len - *pos,
311 			  "mac_tx_oversize_truncate_en: %#x\n",
312 			  hnae3_get_bit(loop_en,
313 					HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B));
314 
315 	return 0;
316 }
317 
318 static int hclge_dbg_dump_mac_frame_size(struct hclge_dev *hdev, char *buf,
319 					 int len, int *pos)
320 {
321 	struct hclge_config_max_frm_size_cmd *req;
322 	struct hclge_desc desc;
323 	int ret;
324 
325 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAX_FRM_SIZE, true);
326 
327 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
328 	if (ret) {
329 		dev_err(&hdev->pdev->dev,
330 			"failed to dump mac frame size, ret = %d\n", ret);
331 		return ret;
332 	}
333 
334 	req = (struct hclge_config_max_frm_size_cmd *)desc.data;
335 
336 	*pos += scnprintf(buf + *pos, len - *pos, "max_frame_size: %u\n",
337 			  le16_to_cpu(req->max_frm_size));
338 	*pos += scnprintf(buf + *pos, len - *pos, "min_frame_size: %u\n",
339 			  req->min_frm_size);
340 
341 	return 0;
342 }
343 
344 static int hclge_dbg_dump_mac_speed_duplex(struct hclge_dev *hdev, char *buf,
345 					   int len, int *pos)
346 {
347 #define HCLGE_MAC_SPEED_SHIFT	0
348 #define HCLGE_MAC_SPEED_MASK	GENMASK(5, 0)
349 #define HCLGE_MAC_DUPLEX_SHIFT	7
350 
351 	struct hclge_config_mac_speed_dup_cmd *req;
352 	struct hclge_desc desc;
353 	int ret;
354 
355 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_SPEED_DUP, true);
356 
357 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
358 	if (ret) {
359 		dev_err(&hdev->pdev->dev,
360 			"failed to dump mac speed duplex, ret = %d\n", ret);
361 		return ret;
362 	}
363 
364 	req = (struct hclge_config_mac_speed_dup_cmd *)desc.data;
365 
366 	*pos += scnprintf(buf + *pos, len - *pos, "speed: %#lx\n",
367 			  hnae3_get_field(req->speed_dup, HCLGE_MAC_SPEED_MASK,
368 					  HCLGE_MAC_SPEED_SHIFT));
369 	*pos += scnprintf(buf + *pos, len - *pos, "duplex: %#x\n",
370 			  hnae3_get_bit(req->speed_dup,
371 					HCLGE_MAC_DUPLEX_SHIFT));
372 	return 0;
373 }
374 
375 static int hclge_dbg_dump_mac(struct hclge_dev *hdev, char *buf, int len)
376 {
377 	int pos = 0;
378 	int ret;
379 
380 	ret = hclge_dbg_dump_mac_enable_status(hdev, buf, len, &pos);
381 	if (ret)
382 		return ret;
383 
384 	ret = hclge_dbg_dump_mac_frame_size(hdev, buf, len, &pos);
385 	if (ret)
386 		return ret;
387 
388 	return hclge_dbg_dump_mac_speed_duplex(hdev, buf, len, &pos);
389 }
390 
391 static int hclge_dbg_dump_dcb_qset(struct hclge_dev *hdev, char *buf, int len,
392 				   int *pos)
393 {
394 	struct hclge_dbg_bitmap_cmd *bitmap;
395 	struct hclge_desc desc;
396 	u16 qset_id, qset_num;
397 	int ret;
398 
399 	ret = hclge_tm_get_qset_num(hdev, &qset_num);
400 	if (ret)
401 		return ret;
402 
403 	*pos += scnprintf(buf + *pos, len - *pos,
404 			  "qset_id  roce_qset_mask  nic_qset_mask  qset_shaping_pass  qset_bp_status\n");
405 	for (qset_id = 0; qset_id < qset_num; qset_id++) {
406 		ret = hclge_dbg_cmd_send(hdev, &desc, qset_id, 1,
407 					 HCLGE_OPC_QSET_DFX_STS);
408 		if (ret)
409 			return ret;
410 
411 		bitmap = (struct hclge_dbg_bitmap_cmd *)&desc.data[1];
412 
413 		*pos += scnprintf(buf + *pos, len - *pos,
414 				  "%04u           %#x            %#x             %#x               %#x\n",
415 				  qset_id, bitmap->bit0, bitmap->bit1,
416 				  bitmap->bit2, bitmap->bit3);
417 	}
418 
419 	return 0;
420 }
421 
422 static int hclge_dbg_dump_dcb_pri(struct hclge_dev *hdev, char *buf, int len,
423 				  int *pos)
424 {
425 	struct hclge_dbg_bitmap_cmd *bitmap;
426 	struct hclge_desc desc;
427 	u8 pri_id, pri_num;
428 	int ret;
429 
430 	ret = hclge_tm_get_pri_num(hdev, &pri_num);
431 	if (ret)
432 		return ret;
433 
434 	*pos += scnprintf(buf + *pos, len - *pos,
435 			  "pri_id  pri_mask  pri_cshaping_pass  pri_pshaping_pass\n");
436 	for (pri_id = 0; pri_id < pri_num; pri_id++) {
437 		ret = hclge_dbg_cmd_send(hdev, &desc, pri_id, 1,
438 					 HCLGE_OPC_PRI_DFX_STS);
439 		if (ret)
440 			return ret;
441 
442 		bitmap = (struct hclge_dbg_bitmap_cmd *)&desc.data[1];
443 
444 		*pos += scnprintf(buf + *pos, len - *pos,
445 				  "%03u       %#x           %#x                %#x\n",
446 				  pri_id, bitmap->bit0, bitmap->bit1,
447 				  bitmap->bit2);
448 	}
449 
450 	return 0;
451 }
452 
453 static int hclge_dbg_dump_dcb_pg(struct hclge_dev *hdev, char *buf, int len,
454 				 int *pos)
455 {
456 	struct hclge_dbg_bitmap_cmd *bitmap;
457 	struct hclge_desc desc;
458 	u8 pg_id;
459 	int ret;
460 
461 	*pos += scnprintf(buf + *pos, len - *pos,
462 			  "pg_id  pg_mask  pg_cshaping_pass  pg_pshaping_pass\n");
463 	for (pg_id = 0; pg_id < hdev->tm_info.num_pg; pg_id++) {
464 		ret = hclge_dbg_cmd_send(hdev, &desc, pg_id, 1,
465 					 HCLGE_OPC_PG_DFX_STS);
466 		if (ret)
467 			return ret;
468 
469 		bitmap = (struct hclge_dbg_bitmap_cmd *)&desc.data[1];
470 
471 		*pos += scnprintf(buf + *pos, len - *pos,
472 				  "%03u      %#x           %#x               %#x\n",
473 				  pg_id, bitmap->bit0, bitmap->bit1,
474 				  bitmap->bit2);
475 	}
476 
477 	return 0;
478 }
479 
480 static int hclge_dbg_dump_dcb_queue(struct hclge_dev *hdev, char *buf, int len,
481 				    int *pos)
482 {
483 	struct hclge_desc desc;
484 	u16 nq_id;
485 	int ret;
486 
487 	*pos += scnprintf(buf + *pos, len - *pos,
488 			  "nq_id  sch_nic_queue_cnt  sch_roce_queue_cnt\n");
489 	for (nq_id = 0; nq_id < hdev->num_tqps; nq_id++) {
490 		ret = hclge_dbg_cmd_send(hdev, &desc, nq_id, 1,
491 					 HCLGE_OPC_SCH_NQ_CNT);
492 		if (ret)
493 			return ret;
494 
495 		*pos += scnprintf(buf + *pos, len - *pos, "%04u           %#x",
496 				  nq_id, le32_to_cpu(desc.data[1]));
497 
498 		ret = hclge_dbg_cmd_send(hdev, &desc, nq_id, 1,
499 					 HCLGE_OPC_SCH_RQ_CNT);
500 		if (ret)
501 			return ret;
502 
503 		*pos += scnprintf(buf + *pos, len - *pos,
504 				  "               %#x\n",
505 				  le32_to_cpu(desc.data[1]));
506 	}
507 
508 	return 0;
509 }
510 
511 static int hclge_dbg_dump_dcb_port(struct hclge_dev *hdev, char *buf, int len,
512 				   int *pos)
513 {
514 	struct hclge_dbg_bitmap_cmd *bitmap;
515 	struct hclge_desc desc;
516 	u8 port_id = 0;
517 	int ret;
518 
519 	ret = hclge_dbg_cmd_send(hdev, &desc, port_id, 1,
520 				 HCLGE_OPC_PORT_DFX_STS);
521 	if (ret)
522 		return ret;
523 
524 	bitmap = (struct hclge_dbg_bitmap_cmd *)&desc.data[1];
525 
526 	*pos += scnprintf(buf + *pos, len - *pos, "port_mask: %#x\n",
527 			 bitmap->bit0);
528 	*pos += scnprintf(buf + *pos, len - *pos, "port_shaping_pass: %#x\n",
529 			 bitmap->bit1);
530 
531 	return 0;
532 }
533 
534 static int hclge_dbg_dump_dcb_tm(struct hclge_dev *hdev, char *buf, int len,
535 				 int *pos)
536 {
537 	struct hclge_desc desc[2];
538 	u8 port_id = 0;
539 	int ret;
540 
541 	ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1,
542 				 HCLGE_OPC_TM_INTERNAL_CNT);
543 	if (ret)
544 		return ret;
545 
546 	*pos += scnprintf(buf + *pos, len - *pos, "SCH_NIC_NUM: %#x\n",
547 			  le32_to_cpu(desc[0].data[1]));
548 	*pos += scnprintf(buf + *pos, len - *pos, "SCH_ROCE_NUM: %#x\n",
549 			  le32_to_cpu(desc[0].data[2]));
550 
551 	ret = hclge_dbg_cmd_send(hdev, desc, port_id, 2,
552 				 HCLGE_OPC_TM_INTERNAL_STS);
553 	if (ret)
554 		return ret;
555 
556 	*pos += scnprintf(buf + *pos, len - *pos, "pri_bp: %#x\n",
557 			  le32_to_cpu(desc[0].data[1]));
558 	*pos += scnprintf(buf + *pos, len - *pos, "fifo_dfx_info: %#x\n",
559 			  le32_to_cpu(desc[0].data[2]));
560 	*pos += scnprintf(buf + *pos, len - *pos,
561 			  "sch_roce_fifo_afull_gap: %#x\n",
562 			  le32_to_cpu(desc[0].data[3]));
563 	*pos += scnprintf(buf + *pos, len - *pos,
564 			  "tx_private_waterline: %#x\n",
565 			  le32_to_cpu(desc[0].data[4]));
566 	*pos += scnprintf(buf + *pos, len - *pos, "tm_bypass_en: %#x\n",
567 			  le32_to_cpu(desc[0].data[5]));
568 	*pos += scnprintf(buf + *pos, len - *pos, "SSU_TM_BYPASS_EN: %#x\n",
569 			  le32_to_cpu(desc[1].data[0]));
570 	*pos += scnprintf(buf + *pos, len - *pos, "SSU_RESERVE_CFG: %#x\n",
571 			  le32_to_cpu(desc[1].data[1]));
572 
573 	if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER)
574 		return 0;
575 
576 	ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1,
577 				 HCLGE_OPC_TM_INTERNAL_STS_1);
578 	if (ret)
579 		return ret;
580 
581 	*pos += scnprintf(buf + *pos, len - *pos, "TC_MAP_SEL: %#x\n",
582 			  le32_to_cpu(desc[0].data[1]));
583 	*pos += scnprintf(buf + *pos, len - *pos, "IGU_PFC_PRI_EN: %#x\n",
584 			  le32_to_cpu(desc[0].data[2]));
585 	*pos += scnprintf(buf + *pos, len - *pos, "MAC_PFC_PRI_EN: %#x\n",
586 			  le32_to_cpu(desc[0].data[3]));
587 	*pos += scnprintf(buf + *pos, len - *pos, "IGU_PRI_MAP_TC_CFG: %#x\n",
588 			  le32_to_cpu(desc[0].data[4]));
589 	*pos += scnprintf(buf + *pos, len - *pos,
590 			  "IGU_TX_PRI_MAP_TC_CFG: %#x\n",
591 			  le32_to_cpu(desc[0].data[5]));
592 
593 	return 0;
594 }
595 
596 static int hclge_dbg_dump_dcb(struct hclge_dev *hdev, char *buf, int len)
597 {
598 	int pos = 0;
599 	int ret;
600 
601 	ret = hclge_dbg_dump_dcb_qset(hdev, buf, len, &pos);
602 	if (ret)
603 		return ret;
604 
605 	ret = hclge_dbg_dump_dcb_pri(hdev, buf, len, &pos);
606 	if (ret)
607 		return ret;
608 
609 	ret = hclge_dbg_dump_dcb_pg(hdev, buf, len, &pos);
610 	if (ret)
611 		return ret;
612 
613 	ret = hclge_dbg_dump_dcb_queue(hdev, buf, len, &pos);
614 	if (ret)
615 		return ret;
616 
617 	ret = hclge_dbg_dump_dcb_port(hdev, buf, len, &pos);
618 	if (ret)
619 		return ret;
620 
621 	return hclge_dbg_dump_dcb_tm(hdev, buf, len, &pos);
622 }
623 
624 static int hclge_dbg_dump_reg_cmd(struct hclge_dev *hdev,
625 				  enum hnae3_dbg_cmd cmd, char *buf, int len)
626 {
627 	const struct hclge_dbg_reg_type_info *reg_info;
628 	int pos = 0, ret = 0;
629 	int i;
630 
631 	for (i = 0; i < ARRAY_SIZE(hclge_dbg_reg_info); i++) {
632 		reg_info = &hclge_dbg_reg_info[i];
633 		if (cmd == reg_info->cmd) {
634 			if (cmd == HNAE3_DBG_CMD_REG_TQP)
635 				return hclge_dbg_dump_reg_tqp(hdev, reg_info,
636 							      buf, len, &pos);
637 
638 			ret = hclge_dbg_dump_reg_common(hdev, reg_info, buf,
639 							len, &pos);
640 			if (ret)
641 				break;
642 		}
643 	}
644 
645 	return ret;
646 }
647 
648 static int hclge_dbg_dump_tc(struct hclge_dev *hdev, char *buf, int len)
649 {
650 	struct hclge_ets_tc_weight_cmd *ets_weight;
651 	struct hclge_desc desc;
652 	char *sch_mode_str;
653 	int pos = 0;
654 	int ret;
655 	u8 i;
656 
657 	if (!hnae3_dev_dcb_supported(hdev)) {
658 		dev_err(&hdev->pdev->dev,
659 			"Only DCB-supported dev supports tc\n");
660 		return -EOPNOTSUPP;
661 	}
662 
663 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_ETS_TC_WEIGHT, true);
664 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
665 	if (ret) {
666 		dev_err(&hdev->pdev->dev, "failed to get tc weight, ret = %d\n",
667 			ret);
668 		return ret;
669 	}
670 
671 	ets_weight = (struct hclge_ets_tc_weight_cmd *)desc.data;
672 
673 	pos += scnprintf(buf + pos, len - pos, "enabled tc number: %u\n",
674 			 hdev->tm_info.num_tc);
675 	pos += scnprintf(buf + pos, len - pos, "weight_offset: %u\n",
676 			 ets_weight->weight_offset);
677 
678 	pos += scnprintf(buf + pos, len - pos, "TC    MODE  WEIGHT\n");
679 	for (i = 0; i < HNAE3_MAX_TC; i++) {
680 		sch_mode_str = ets_weight->tc_weight[i] ? "dwrr" : "sp";
681 		pos += scnprintf(buf + pos, len - pos, "%u     %4s    %3u\n",
682 				 i, sch_mode_str,
683 				 hdev->tm_info.pg_info[0].tc_dwrr[i]);
684 	}
685 
686 	return 0;
687 }
688 
689 static const struct hclge_dbg_item tm_pg_items[] = {
690 	{ "ID", 2 },
691 	{ "PRI_MAP", 2 },
692 	{ "MODE", 2 },
693 	{ "DWRR", 2 },
694 	{ "C_IR_B", 2 },
695 	{ "C_IR_U", 2 },
696 	{ "C_IR_S", 2 },
697 	{ "C_BS_B", 2 },
698 	{ "C_BS_S", 2 },
699 	{ "C_FLAG", 2 },
700 	{ "C_RATE(Mbps)", 2 },
701 	{ "P_IR_B", 2 },
702 	{ "P_IR_U", 2 },
703 	{ "P_IR_S", 2 },
704 	{ "P_BS_B", 2 },
705 	{ "P_BS_S", 2 },
706 	{ "P_FLAG", 2 },
707 	{ "P_RATE(Mbps)", 0 }
708 };
709 
710 static void hclge_dbg_fill_shaper_content(struct hclge_tm_shaper_para *para,
711 					  char **result, u8 *index)
712 {
713 	sprintf(result[(*index)++], "%3u", para->ir_b);
714 	sprintf(result[(*index)++], "%3u", para->ir_u);
715 	sprintf(result[(*index)++], "%3u", para->ir_s);
716 	sprintf(result[(*index)++], "%3u", para->bs_b);
717 	sprintf(result[(*index)++], "%3u", para->bs_s);
718 	sprintf(result[(*index)++], "%3u", para->flag);
719 	sprintf(result[(*index)++], "%6u", para->rate);
720 }
721 
722 static int __hclge_dbg_dump_tm_pg(struct hclge_dev *hdev, char *data_str,
723 				  char *buf, int len)
724 {
725 	struct hclge_tm_shaper_para c_shaper_para, p_shaper_para;
726 	char *result[ARRAY_SIZE(tm_pg_items)], *sch_mode_str;
727 	u8 pg_id, sch_mode, weight, pri_bit_map, i, j;
728 	char content[HCLGE_DBG_TM_INFO_LEN];
729 	int pos = 0;
730 	int ret;
731 
732 	for (i = 0; i < ARRAY_SIZE(tm_pg_items); i++) {
733 		result[i] = data_str;
734 		data_str += HCLGE_DBG_DATA_STR_LEN;
735 	}
736 
737 	hclge_dbg_fill_content(content, sizeof(content), tm_pg_items,
738 			       NULL, ARRAY_SIZE(tm_pg_items));
739 	pos += scnprintf(buf + pos, len - pos, "%s", content);
740 
741 	for (pg_id = 0; pg_id < hdev->tm_info.num_pg; pg_id++) {
742 		ret = hclge_tm_get_pg_to_pri_map(hdev, pg_id, &pri_bit_map);
743 		if (ret)
744 			return ret;
745 
746 		ret = hclge_tm_get_pg_sch_mode(hdev, pg_id, &sch_mode);
747 		if (ret)
748 			return ret;
749 
750 		ret = hclge_tm_get_pg_weight(hdev, pg_id, &weight);
751 		if (ret)
752 			return ret;
753 
754 		ret = hclge_tm_get_pg_shaper(hdev, pg_id,
755 					     HCLGE_OPC_TM_PG_C_SHAPPING,
756 					     &c_shaper_para);
757 		if (ret)
758 			return ret;
759 
760 		ret = hclge_tm_get_pg_shaper(hdev, pg_id,
761 					     HCLGE_OPC_TM_PG_P_SHAPPING,
762 					     &p_shaper_para);
763 		if (ret)
764 			return ret;
765 
766 		sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" :
767 				       "sp";
768 
769 		j = 0;
770 		sprintf(result[j++], "%02u", pg_id);
771 		sprintf(result[j++], "0x%02x", pri_bit_map);
772 		sprintf(result[j++], "%4s", sch_mode_str);
773 		sprintf(result[j++], "%3u", weight);
774 		hclge_dbg_fill_shaper_content(&c_shaper_para, result, &j);
775 		hclge_dbg_fill_shaper_content(&p_shaper_para, result, &j);
776 
777 		hclge_dbg_fill_content(content, sizeof(content), tm_pg_items,
778 				       (const char **)result,
779 				       ARRAY_SIZE(tm_pg_items));
780 		pos += scnprintf(buf + pos, len - pos, "%s", content);
781 	}
782 
783 	return 0;
784 }
785 
786 static int hclge_dbg_dump_tm_pg(struct hclge_dev *hdev, char *buf, int len)
787 {
788 	char *data_str;
789 	int ret;
790 
791 	data_str = kcalloc(ARRAY_SIZE(tm_pg_items),
792 			   HCLGE_DBG_DATA_STR_LEN, GFP_KERNEL);
793 
794 	if (!data_str)
795 		return -ENOMEM;
796 
797 	ret = __hclge_dbg_dump_tm_pg(hdev, data_str, buf, len);
798 
799 	kfree(data_str);
800 
801 	return ret;
802 }
803 
804 static int hclge_dbg_dump_tm_port(struct hclge_dev *hdev,  char *buf, int len)
805 {
806 	struct hclge_tm_shaper_para shaper_para;
807 	int pos = 0;
808 	int ret;
809 
810 	ret = hclge_tm_get_port_shaper(hdev, &shaper_para);
811 	if (ret)
812 		return ret;
813 
814 	pos += scnprintf(buf + pos, len - pos,
815 			 "IR_B  IR_U  IR_S  BS_B  BS_S  FLAG  RATE(Mbps)\n");
816 	pos += scnprintf(buf + pos, len - pos,
817 			 "%3u   %3u   %3u   %3u   %3u     %1u   %6u\n",
818 			 shaper_para.ir_b, shaper_para.ir_u, shaper_para.ir_s,
819 			 shaper_para.bs_b, shaper_para.bs_s, shaper_para.flag,
820 			 shaper_para.rate);
821 
822 	return 0;
823 }
824 
825 static int hclge_dbg_dump_tm_bp_qset_map(struct hclge_dev *hdev, u8 tc_id,
826 					 char *buf, int len)
827 {
828 	u32 qset_mapping[HCLGE_BP_EXT_GRP_NUM];
829 	struct hclge_bp_to_qs_map_cmd *map;
830 	struct hclge_desc desc;
831 	int pos = 0;
832 	u8 group_id;
833 	u8 grp_num;
834 	u16 i = 0;
835 	int ret;
836 
837 	grp_num = hdev->num_tqps <= HCLGE_TQP_MAX_SIZE_DEV_V2 ?
838 		  HCLGE_BP_GRP_NUM : HCLGE_BP_EXT_GRP_NUM;
839 	map = (struct hclge_bp_to_qs_map_cmd *)desc.data;
840 	for (group_id = 0; group_id < grp_num; group_id++) {
841 		hclge_cmd_setup_basic_desc(&desc,
842 					   HCLGE_OPC_TM_BP_TO_QSET_MAPPING,
843 					   true);
844 		map->tc_id = tc_id;
845 		map->qs_group_id = group_id;
846 		ret = hclge_cmd_send(&hdev->hw, &desc, 1);
847 		if (ret) {
848 			dev_err(&hdev->pdev->dev,
849 				"failed to get bp to qset map, ret = %d\n",
850 				ret);
851 			return ret;
852 		}
853 
854 		qset_mapping[group_id] = le32_to_cpu(map->qs_bit_map);
855 	}
856 
857 	pos += scnprintf(buf + pos, len - pos, "INDEX | TM BP QSET MAPPING:\n");
858 	for (group_id = 0; group_id < grp_num / 8; group_id++) {
859 		pos += scnprintf(buf + pos, len - pos,
860 			 "%04d  | %08x:%08x:%08x:%08x:%08x:%08x:%08x:%08x\n",
861 			 group_id * 256, qset_mapping[i + 7],
862 			 qset_mapping[i + 6], qset_mapping[i + 5],
863 			 qset_mapping[i + 4], qset_mapping[i + 3],
864 			 qset_mapping[i + 2], qset_mapping[i + 1],
865 			 qset_mapping[i]);
866 		i += 8;
867 	}
868 
869 	return pos;
870 }
871 
872 static int hclge_dbg_dump_tm_map(struct hclge_dev *hdev, char *buf, int len)
873 {
874 	u16 queue_id;
875 	u16 qset_id;
876 	u8 link_vld;
877 	int pos = 0;
878 	u8 pri_id;
879 	u8 tc_id;
880 	int ret;
881 
882 	for (queue_id = 0; queue_id < hdev->num_tqps; queue_id++) {
883 		ret = hclge_tm_get_q_to_qs_map(hdev, queue_id, &qset_id);
884 		if (ret)
885 			return ret;
886 
887 		ret = hclge_tm_get_qset_map_pri(hdev, qset_id, &pri_id,
888 						&link_vld);
889 		if (ret)
890 			return ret;
891 
892 		ret = hclge_tm_get_q_to_tc(hdev, queue_id, &tc_id);
893 		if (ret)
894 			return ret;
895 
896 		pos += scnprintf(buf + pos, len - pos,
897 				 "QUEUE_ID   QSET_ID   PRI_ID   TC_ID\n");
898 		pos += scnprintf(buf + pos, len - pos,
899 				 "%04u        %4u       %3u      %2u\n",
900 				 queue_id, qset_id, pri_id, tc_id);
901 
902 		if (!hnae3_dev_dcb_supported(hdev))
903 			continue;
904 
905 		ret = hclge_dbg_dump_tm_bp_qset_map(hdev, tc_id, buf + pos,
906 						    len - pos);
907 		if (ret < 0)
908 			return ret;
909 		pos += ret;
910 
911 		pos += scnprintf(buf + pos, len - pos, "\n");
912 	}
913 
914 	return 0;
915 }
916 
917 static int hclge_dbg_dump_tm_nodes(struct hclge_dev *hdev, char *buf, int len)
918 {
919 	struct hclge_tm_nodes_cmd *nodes;
920 	struct hclge_desc desc;
921 	int pos = 0;
922 	int ret;
923 
924 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NODES, true);
925 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
926 	if (ret) {
927 		dev_err(&hdev->pdev->dev,
928 			"failed to dump tm nodes, ret = %d\n", ret);
929 		return ret;
930 	}
931 
932 	nodes = (struct hclge_tm_nodes_cmd *)desc.data;
933 
934 	pos += scnprintf(buf + pos, len - pos, "       BASE_ID  MAX_NUM\n");
935 	pos += scnprintf(buf + pos, len - pos, "PG      %4u      %4u\n",
936 			 nodes->pg_base_id, nodes->pg_num);
937 	pos += scnprintf(buf + pos, len - pos, "PRI     %4u      %4u\n",
938 			 nodes->pri_base_id, nodes->pri_num);
939 	pos += scnprintf(buf + pos, len - pos, "QSET    %4u      %4u\n",
940 			 le16_to_cpu(nodes->qset_base_id),
941 			 le16_to_cpu(nodes->qset_num));
942 	pos += scnprintf(buf + pos, len - pos, "QUEUE   %4u      %4u\n",
943 			 le16_to_cpu(nodes->queue_base_id),
944 			 le16_to_cpu(nodes->queue_num));
945 
946 	return 0;
947 }
948 
949 static const struct hclge_dbg_item tm_pri_items[] = {
950 	{ "ID", 4 },
951 	{ "MODE", 2 },
952 	{ "DWRR", 2 },
953 	{ "C_IR_B", 2 },
954 	{ "C_IR_U", 2 },
955 	{ "C_IR_S", 2 },
956 	{ "C_BS_B", 2 },
957 	{ "C_BS_S", 2 },
958 	{ "C_FLAG", 2 },
959 	{ "C_RATE(Mbps)", 2 },
960 	{ "P_IR_B", 2 },
961 	{ "P_IR_U", 2 },
962 	{ "P_IR_S", 2 },
963 	{ "P_BS_B", 2 },
964 	{ "P_BS_S", 2 },
965 	{ "P_FLAG", 2 },
966 	{ "P_RATE(Mbps)", 0 }
967 };
968 
969 static int hclge_dbg_dump_tm_pri(struct hclge_dev *hdev, char *buf, int len)
970 {
971 	char data_str[ARRAY_SIZE(tm_pri_items)][HCLGE_DBG_DATA_STR_LEN];
972 	struct hclge_tm_shaper_para c_shaper_para, p_shaper_para;
973 	char *result[ARRAY_SIZE(tm_pri_items)], *sch_mode_str;
974 	char content[HCLGE_DBG_TM_INFO_LEN];
975 	u8 pri_num, sch_mode, weight, i, j;
976 	int pos, ret;
977 
978 	ret = hclge_tm_get_pri_num(hdev, &pri_num);
979 	if (ret)
980 		return ret;
981 
982 	for (i = 0; i < ARRAY_SIZE(tm_pri_items); i++)
983 		result[i] = &data_str[i][0];
984 
985 	hclge_dbg_fill_content(content, sizeof(content), tm_pri_items,
986 			       NULL, ARRAY_SIZE(tm_pri_items));
987 	pos = scnprintf(buf, len, "%s", content);
988 
989 	for (i = 0; i < pri_num; i++) {
990 		ret = hclge_tm_get_pri_sch_mode(hdev, i, &sch_mode);
991 		if (ret)
992 			return ret;
993 
994 		ret = hclge_tm_get_pri_weight(hdev, i, &weight);
995 		if (ret)
996 			return ret;
997 
998 		ret = hclge_tm_get_pri_shaper(hdev, i,
999 					      HCLGE_OPC_TM_PRI_C_SHAPPING,
1000 					      &c_shaper_para);
1001 		if (ret)
1002 			return ret;
1003 
1004 		ret = hclge_tm_get_pri_shaper(hdev, i,
1005 					      HCLGE_OPC_TM_PRI_P_SHAPPING,
1006 					      &p_shaper_para);
1007 		if (ret)
1008 			return ret;
1009 
1010 		sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" :
1011 			       "sp";
1012 
1013 		j = 0;
1014 		sprintf(result[j++], "%04u", i);
1015 		sprintf(result[j++], "%4s", sch_mode_str);
1016 		sprintf(result[j++], "%3u", weight);
1017 		hclge_dbg_fill_shaper_content(&c_shaper_para, result, &j);
1018 		hclge_dbg_fill_shaper_content(&p_shaper_para, result, &j);
1019 		hclge_dbg_fill_content(content, sizeof(content), tm_pri_items,
1020 				       (const char **)result,
1021 				       ARRAY_SIZE(tm_pri_items));
1022 		pos += scnprintf(buf + pos, len - pos, "%s", content);
1023 	}
1024 
1025 	return 0;
1026 }
1027 
1028 static const struct hclge_dbg_item tm_qset_items[] = {
1029 	{ "ID", 4 },
1030 	{ "MAP_PRI", 2 },
1031 	{ "LINK_VLD", 2 },
1032 	{ "MODE", 2 },
1033 	{ "DWRR", 2 },
1034 	{ "IR_B", 2 },
1035 	{ "IR_U", 2 },
1036 	{ "IR_S", 2 },
1037 	{ "BS_B", 2 },
1038 	{ "BS_S", 2 },
1039 	{ "FLAG", 2 },
1040 	{ "RATE(Mbps)", 0 }
1041 };
1042 
1043 static int hclge_dbg_dump_tm_qset(struct hclge_dev *hdev, char *buf, int len)
1044 {
1045 	char data_str[ARRAY_SIZE(tm_qset_items)][HCLGE_DBG_DATA_STR_LEN];
1046 	char *result[ARRAY_SIZE(tm_qset_items)], *sch_mode_str;
1047 	u8 priority, link_vld, sch_mode, weight;
1048 	struct hclge_tm_shaper_para shaper_para;
1049 	char content[HCLGE_DBG_TM_INFO_LEN];
1050 	u16 qset_num, i;
1051 	int ret, pos;
1052 	u8 j;
1053 
1054 	ret = hclge_tm_get_qset_num(hdev, &qset_num);
1055 	if (ret)
1056 		return ret;
1057 
1058 	for (i = 0; i < ARRAY_SIZE(tm_qset_items); i++)
1059 		result[i] = &data_str[i][0];
1060 
1061 	hclge_dbg_fill_content(content, sizeof(content), tm_qset_items,
1062 			       NULL, ARRAY_SIZE(tm_qset_items));
1063 	pos = scnprintf(buf, len, "%s", content);
1064 
1065 	for (i = 0; i < qset_num; i++) {
1066 		ret = hclge_tm_get_qset_map_pri(hdev, i, &priority, &link_vld);
1067 		if (ret)
1068 			return ret;
1069 
1070 		ret = hclge_tm_get_qset_sch_mode(hdev, i, &sch_mode);
1071 		if (ret)
1072 			return ret;
1073 
1074 		ret = hclge_tm_get_qset_weight(hdev, i, &weight);
1075 		if (ret)
1076 			return ret;
1077 
1078 		ret = hclge_tm_get_qset_shaper(hdev, i, &shaper_para);
1079 		if (ret)
1080 			return ret;
1081 
1082 		sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" :
1083 			       "sp";
1084 
1085 		j = 0;
1086 		sprintf(result[j++], "%04u", i);
1087 		sprintf(result[j++], "%4u", priority);
1088 		sprintf(result[j++], "%4u", link_vld);
1089 		sprintf(result[j++], "%4s", sch_mode_str);
1090 		sprintf(result[j++], "%3u", weight);
1091 		hclge_dbg_fill_shaper_content(&shaper_para, result, &j);
1092 
1093 		hclge_dbg_fill_content(content, sizeof(content), tm_qset_items,
1094 				       (const char **)result,
1095 				       ARRAY_SIZE(tm_qset_items));
1096 		pos += scnprintf(buf + pos, len - pos, "%s", content);
1097 	}
1098 
1099 	return 0;
1100 }
1101 
1102 static int hclge_dbg_dump_qos_pause_cfg(struct hclge_dev *hdev, char *buf,
1103 					int len)
1104 {
1105 	struct hclge_cfg_pause_param_cmd *pause_param;
1106 	struct hclge_desc desc;
1107 	int pos = 0;
1108 	int ret;
1109 
1110 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, true);
1111 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1112 	if (ret) {
1113 		dev_err(&hdev->pdev->dev,
1114 			"failed to dump qos pause, ret = %d\n", ret);
1115 		return ret;
1116 	}
1117 
1118 	pause_param = (struct hclge_cfg_pause_param_cmd *)desc.data;
1119 
1120 	pos += scnprintf(buf + pos, len - pos, "pause_trans_gap: 0x%x\n",
1121 			 pause_param->pause_trans_gap);
1122 	pos += scnprintf(buf + pos, len - pos, "pause_trans_time: 0x%x\n",
1123 			 le16_to_cpu(pause_param->pause_trans_time));
1124 	return 0;
1125 }
1126 
1127 static int hclge_dbg_dump_qos_pri_map(struct hclge_dev *hdev, char *buf,
1128 				      int len)
1129 {
1130 #define HCLGE_DBG_TC_MASK		0x0F
1131 #define HCLGE_DBG_TC_BIT_WIDTH		4
1132 
1133 	struct hclge_qos_pri_map_cmd *pri_map;
1134 	struct hclge_desc desc;
1135 	int pos = 0;
1136 	u8 *pri_tc;
1137 	u8 tc, i;
1138 	int ret;
1139 
1140 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PRI_TO_TC_MAPPING, true);
1141 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1142 	if (ret) {
1143 		dev_err(&hdev->pdev->dev,
1144 			"failed to dump qos pri map, ret = %d\n", ret);
1145 		return ret;
1146 	}
1147 
1148 	pri_map = (struct hclge_qos_pri_map_cmd *)desc.data;
1149 
1150 	pos += scnprintf(buf + pos, len - pos, "vlan_to_pri: 0x%x\n",
1151 			 pri_map->vlan_pri);
1152 	pos += scnprintf(buf + pos, len - pos, "PRI  TC\n");
1153 
1154 	pri_tc = (u8 *)pri_map;
1155 	for (i = 0; i < HNAE3_MAX_TC; i++) {
1156 		tc = pri_tc[i >> 1] >> ((i & 1) * HCLGE_DBG_TC_BIT_WIDTH);
1157 		tc &= HCLGE_DBG_TC_MASK;
1158 		pos += scnprintf(buf + pos, len - pos, "%u     %u\n", i, tc);
1159 	}
1160 
1161 	return 0;
1162 }
1163 
1164 static int hclge_dbg_dump_tx_buf_cfg(struct hclge_dev *hdev, char *buf, int len)
1165 {
1166 	struct hclge_tx_buff_alloc_cmd *tx_buf_cmd;
1167 	struct hclge_desc desc;
1168 	int pos = 0;
1169 	int i, ret;
1170 
1171 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TX_BUFF_ALLOC, true);
1172 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1173 	if (ret) {
1174 		dev_err(&hdev->pdev->dev,
1175 			"failed to dump tx buf, ret = %d\n", ret);
1176 		return ret;
1177 	}
1178 
1179 	tx_buf_cmd = (struct hclge_tx_buff_alloc_cmd *)desc.data;
1180 	for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
1181 		pos += scnprintf(buf + pos, len - pos,
1182 				 "tx_packet_buf_tc_%d: 0x%x\n", i,
1183 				 le16_to_cpu(tx_buf_cmd->tx_pkt_buff[i]));
1184 
1185 	return pos;
1186 }
1187 
1188 static int hclge_dbg_dump_rx_priv_buf_cfg(struct hclge_dev *hdev, char *buf,
1189 					  int len)
1190 {
1191 	struct hclge_rx_priv_buff_cmd *rx_buf_cmd;
1192 	struct hclge_desc desc;
1193 	int pos = 0;
1194 	int i, ret;
1195 
1196 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_PRIV_BUFF_ALLOC, true);
1197 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1198 	if (ret) {
1199 		dev_err(&hdev->pdev->dev,
1200 			"failed to dump rx priv buf, ret = %d\n", ret);
1201 		return ret;
1202 	}
1203 
1204 	pos += scnprintf(buf + pos, len - pos, "\n");
1205 
1206 	rx_buf_cmd = (struct hclge_rx_priv_buff_cmd *)desc.data;
1207 	for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
1208 		pos += scnprintf(buf + pos, len - pos,
1209 				 "rx_packet_buf_tc_%d: 0x%x\n", i,
1210 				 le16_to_cpu(rx_buf_cmd->buf_num[i]));
1211 
1212 	pos += scnprintf(buf + pos, len - pos, "rx_share_buf: 0x%x\n",
1213 			 le16_to_cpu(rx_buf_cmd->shared_buf));
1214 
1215 	return pos;
1216 }
1217 
1218 static int hclge_dbg_dump_rx_common_wl_cfg(struct hclge_dev *hdev, char *buf,
1219 					   int len)
1220 {
1221 	struct hclge_rx_com_wl *rx_com_wl;
1222 	struct hclge_desc desc;
1223 	int pos = 0;
1224 	int ret;
1225 
1226 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_COM_WL_ALLOC, true);
1227 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1228 	if (ret) {
1229 		dev_err(&hdev->pdev->dev,
1230 			"failed to dump rx common wl, ret = %d\n", ret);
1231 		return ret;
1232 	}
1233 
1234 	rx_com_wl = (struct hclge_rx_com_wl *)desc.data;
1235 	pos += scnprintf(buf + pos, len - pos, "\n");
1236 	pos += scnprintf(buf + pos, len - pos,
1237 			 "rx_com_wl: high: 0x%x, low: 0x%x\n",
1238 			 le16_to_cpu(rx_com_wl->com_wl.high),
1239 			 le16_to_cpu(rx_com_wl->com_wl.low));
1240 
1241 	return pos;
1242 }
1243 
1244 static int hclge_dbg_dump_rx_global_pkt_cnt(struct hclge_dev *hdev, char *buf,
1245 					    int len)
1246 {
1247 	struct hclge_rx_com_wl *rx_packet_cnt;
1248 	struct hclge_desc desc;
1249 	int pos = 0;
1250 	int ret;
1251 
1252 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_GBL_PKT_CNT, true);
1253 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1254 	if (ret) {
1255 		dev_err(&hdev->pdev->dev,
1256 			"failed to dump rx global pkt cnt, ret = %d\n", ret);
1257 		return ret;
1258 	}
1259 
1260 	rx_packet_cnt = (struct hclge_rx_com_wl *)desc.data;
1261 	pos += scnprintf(buf + pos, len - pos,
1262 			 "rx_global_packet_cnt: high: 0x%x, low: 0x%x\n",
1263 			 le16_to_cpu(rx_packet_cnt->com_wl.high),
1264 			 le16_to_cpu(rx_packet_cnt->com_wl.low));
1265 
1266 	return pos;
1267 }
1268 
1269 static int hclge_dbg_dump_rx_priv_wl_buf_cfg(struct hclge_dev *hdev, char *buf,
1270 					     int len)
1271 {
1272 	struct hclge_rx_priv_wl_buf *rx_priv_wl;
1273 	struct hclge_desc desc[2];
1274 	int pos = 0;
1275 	int i, ret;
1276 
1277 	hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_RX_PRIV_WL_ALLOC, true);
1278 	desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
1279 	hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_RX_PRIV_WL_ALLOC, true);
1280 	ret = hclge_cmd_send(&hdev->hw, desc, 2);
1281 	if (ret) {
1282 		dev_err(&hdev->pdev->dev,
1283 			"failed to dump rx priv wl buf, ret = %d\n", ret);
1284 		return ret;
1285 	}
1286 
1287 	rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[0].data;
1288 	for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
1289 		pos += scnprintf(buf + pos, len - pos,
1290 			 "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n", i,
1291 			 le16_to_cpu(rx_priv_wl->tc_wl[i].high),
1292 			 le16_to_cpu(rx_priv_wl->tc_wl[i].low));
1293 
1294 	rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[1].data;
1295 	for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
1296 		pos += scnprintf(buf + pos, len - pos,
1297 			 "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n",
1298 			 i + HCLGE_TC_NUM_ONE_DESC,
1299 			 le16_to_cpu(rx_priv_wl->tc_wl[i].high),
1300 			 le16_to_cpu(rx_priv_wl->tc_wl[i].low));
1301 
1302 	return pos;
1303 }
1304 
1305 static int hclge_dbg_dump_rx_common_threshold_cfg(struct hclge_dev *hdev,
1306 						  char *buf, int len)
1307 {
1308 	struct hclge_rx_com_thrd *rx_com_thrd;
1309 	struct hclge_desc desc[2];
1310 	int pos = 0;
1311 	int i, ret;
1312 
1313 	hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_RX_COM_THRD_ALLOC, true);
1314 	desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
1315 	hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_RX_COM_THRD_ALLOC, true);
1316 	ret = hclge_cmd_send(&hdev->hw, desc, 2);
1317 	if (ret) {
1318 		dev_err(&hdev->pdev->dev,
1319 			"failed to dump rx common threshold, ret = %d\n", ret);
1320 		return ret;
1321 	}
1322 
1323 	pos += scnprintf(buf + pos, len - pos, "\n");
1324 	rx_com_thrd = (struct hclge_rx_com_thrd *)desc[0].data;
1325 	for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
1326 		pos += scnprintf(buf + pos, len - pos,
1327 			 "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n", i,
1328 			 le16_to_cpu(rx_com_thrd->com_thrd[i].high),
1329 			 le16_to_cpu(rx_com_thrd->com_thrd[i].low));
1330 
1331 	rx_com_thrd = (struct hclge_rx_com_thrd *)desc[1].data;
1332 	for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
1333 		pos += scnprintf(buf + pos, len - pos,
1334 			 "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n",
1335 			 i + HCLGE_TC_NUM_ONE_DESC,
1336 			 le16_to_cpu(rx_com_thrd->com_thrd[i].high),
1337 			 le16_to_cpu(rx_com_thrd->com_thrd[i].low));
1338 
1339 	return pos;
1340 }
1341 
1342 static int hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev, char *buf,
1343 				      int len)
1344 {
1345 	int pos = 0;
1346 	int ret;
1347 
1348 	ret = hclge_dbg_dump_tx_buf_cfg(hdev, buf + pos, len - pos);
1349 	if (ret < 0)
1350 		return ret;
1351 	pos += ret;
1352 
1353 	ret = hclge_dbg_dump_rx_priv_buf_cfg(hdev, buf + pos, len - pos);
1354 	if (ret < 0)
1355 		return ret;
1356 	pos += ret;
1357 
1358 	ret = hclge_dbg_dump_rx_common_wl_cfg(hdev, buf + pos, len - pos);
1359 	if (ret < 0)
1360 		return ret;
1361 	pos += ret;
1362 
1363 	ret = hclge_dbg_dump_rx_global_pkt_cnt(hdev, buf + pos, len - pos);
1364 	if (ret < 0)
1365 		return ret;
1366 	pos += ret;
1367 
1368 	pos += scnprintf(buf + pos, len - pos, "\n");
1369 	if (!hnae3_dev_dcb_supported(hdev))
1370 		return 0;
1371 
1372 	ret = hclge_dbg_dump_rx_priv_wl_buf_cfg(hdev, buf + pos, len - pos);
1373 	if (ret < 0)
1374 		return ret;
1375 	pos += ret;
1376 
1377 	ret = hclge_dbg_dump_rx_common_threshold_cfg(hdev, buf + pos,
1378 						     len - pos);
1379 	if (ret < 0)
1380 		return ret;
1381 
1382 	return 0;
1383 }
1384 
1385 static int hclge_dbg_dump_mng_table(struct hclge_dev *hdev, char *buf, int len)
1386 {
1387 	struct hclge_mac_ethertype_idx_rd_cmd *req0;
1388 	struct hclge_desc desc;
1389 	u32 msg_egress_port;
1390 	int pos = 0;
1391 	int ret, i;
1392 
1393 	pos += scnprintf(buf + pos, len - pos,
1394 			 "entry  mac_addr          mask  ether  ");
1395 	pos += scnprintf(buf + pos, len - pos,
1396 			 "mask  vlan  mask  i_map  i_dir  e_type  ");
1397 	pos += scnprintf(buf + pos, len - pos, "pf_id  vf_id  q_id  drop\n");
1398 
1399 	for (i = 0; i < HCLGE_DBG_MNG_TBL_MAX; i++) {
1400 		hclge_cmd_setup_basic_desc(&desc, HCLGE_MAC_ETHERTYPE_IDX_RD,
1401 					   true);
1402 		req0 = (struct hclge_mac_ethertype_idx_rd_cmd *)&desc.data;
1403 		req0->index = cpu_to_le16(i);
1404 
1405 		ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1406 		if (ret) {
1407 			dev_err(&hdev->pdev->dev,
1408 				"failed to dump manage table, ret = %d\n", ret);
1409 			return ret;
1410 		}
1411 
1412 		if (!req0->resp_code)
1413 			continue;
1414 
1415 		pos += scnprintf(buf + pos, len - pos, "%02u     %pM ",
1416 				 le16_to_cpu(req0->index), req0->mac_addr);
1417 
1418 		pos += scnprintf(buf + pos, len - pos,
1419 				 "%x     %04x   %x     %04x  ",
1420 				 !!(req0->flags & HCLGE_DBG_MNG_MAC_MASK_B),
1421 				 le16_to_cpu(req0->ethter_type),
1422 				 !!(req0->flags & HCLGE_DBG_MNG_ETHER_MASK_B),
1423 				 le16_to_cpu(req0->vlan_tag) &
1424 				 HCLGE_DBG_MNG_VLAN_TAG);
1425 
1426 		pos += scnprintf(buf + pos, len - pos,
1427 				 "%x     %02x     %02x     ",
1428 				 !!(req0->flags & HCLGE_DBG_MNG_VLAN_MASK_B),
1429 				 req0->i_port_bitmap, req0->i_port_direction);
1430 
1431 		msg_egress_port = le16_to_cpu(req0->egress_port);
1432 		pos += scnprintf(buf + pos, len - pos,
1433 				 "%x       %x      %02x     %04x  %x\n",
1434 				 !!(msg_egress_port & HCLGE_DBG_MNG_E_TYPE_B),
1435 				 msg_egress_port & HCLGE_DBG_MNG_PF_ID,
1436 				 (msg_egress_port >> 3) & HCLGE_DBG_MNG_VF_ID,
1437 				 le16_to_cpu(req0->egress_queue),
1438 				 !!(msg_egress_port & HCLGE_DBG_MNG_DROP_B));
1439 	}
1440 
1441 	return 0;
1442 }
1443 
1444 #define HCLGE_DBG_TCAM_BUF_SIZE 256
1445 
1446 static int hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, bool sel_x,
1447 				  char *tcam_buf,
1448 				  struct hclge_dbg_tcam_msg tcam_msg)
1449 {
1450 	struct hclge_fd_tcam_config_1_cmd *req1;
1451 	struct hclge_fd_tcam_config_2_cmd *req2;
1452 	struct hclge_fd_tcam_config_3_cmd *req3;
1453 	struct hclge_desc desc[3];
1454 	int pos = 0;
1455 	int ret, i;
1456 	u32 *req;
1457 
1458 	hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, true);
1459 	desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
1460 	hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_FD_TCAM_OP, true);
1461 	desc[1].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
1462 	hclge_cmd_setup_basic_desc(&desc[2], HCLGE_OPC_FD_TCAM_OP, true);
1463 
1464 	req1 = (struct hclge_fd_tcam_config_1_cmd *)desc[0].data;
1465 	req2 = (struct hclge_fd_tcam_config_2_cmd *)desc[1].data;
1466 	req3 = (struct hclge_fd_tcam_config_3_cmd *)desc[2].data;
1467 
1468 	req1->stage  = tcam_msg.stage;
1469 	req1->xy_sel = sel_x ? 1 : 0;
1470 	req1->index  = cpu_to_le32(tcam_msg.loc);
1471 
1472 	ret = hclge_cmd_send(&hdev->hw, desc, 3);
1473 	if (ret)
1474 		return ret;
1475 
1476 	pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
1477 			 "read result tcam key %s(%u):\n", sel_x ? "x" : "y",
1478 			 tcam_msg.loc);
1479 
1480 	/* tcam_data0 ~ tcam_data1 */
1481 	req = (u32 *)req1->tcam_data;
1482 	for (i = 0; i < 2; i++)
1483 		pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
1484 				 "%08x\n", *req++);
1485 
1486 	/* tcam_data2 ~ tcam_data7 */
1487 	req = (u32 *)req2->tcam_data;
1488 	for (i = 0; i < 6; i++)
1489 		pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
1490 				 "%08x\n", *req++);
1491 
1492 	/* tcam_data8 ~ tcam_data12 */
1493 	req = (u32 *)req3->tcam_data;
1494 	for (i = 0; i < 5; i++)
1495 		pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
1496 				 "%08x\n", *req++);
1497 
1498 	return ret;
1499 }
1500 
1501 static int hclge_dbg_get_rules_location(struct hclge_dev *hdev, u16 *rule_locs)
1502 {
1503 	struct hclge_fd_rule *rule;
1504 	struct hlist_node *node;
1505 	int cnt = 0;
1506 
1507 	spin_lock_bh(&hdev->fd_rule_lock);
1508 	hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
1509 		rule_locs[cnt] = rule->location;
1510 		cnt++;
1511 	}
1512 	spin_unlock_bh(&hdev->fd_rule_lock);
1513 
1514 	if (cnt != hdev->hclge_fd_rule_num || cnt == 0)
1515 		return -EINVAL;
1516 
1517 	return cnt;
1518 }
1519 
1520 static int hclge_dbg_dump_fd_tcam(struct hclge_dev *hdev, char *buf, int len)
1521 {
1522 	u32 rule_num = hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1];
1523 	struct hclge_dbg_tcam_msg tcam_msg;
1524 	int i, ret, rule_cnt;
1525 	u16 *rule_locs;
1526 	char *tcam_buf;
1527 	int pos = 0;
1528 
1529 	if (!hnae3_dev_fd_supported(hdev)) {
1530 		dev_err(&hdev->pdev->dev,
1531 			"Only FD-supported dev supports dump fd tcam\n");
1532 		return -EOPNOTSUPP;
1533 	}
1534 
1535 	if (!hdev->hclge_fd_rule_num || !rule_num)
1536 		return 0;
1537 
1538 	rule_locs = kcalloc(rule_num, sizeof(u16), GFP_KERNEL);
1539 	if (!rule_locs)
1540 		return -ENOMEM;
1541 
1542 	tcam_buf = kzalloc(HCLGE_DBG_TCAM_BUF_SIZE, GFP_KERNEL);
1543 	if (!tcam_buf) {
1544 		kfree(rule_locs);
1545 		return -ENOMEM;
1546 	}
1547 
1548 	rule_cnt = hclge_dbg_get_rules_location(hdev, rule_locs);
1549 	if (rule_cnt < 0) {
1550 		ret = rule_cnt;
1551 		dev_err(&hdev->pdev->dev,
1552 			"failed to get rule number, ret = %d\n", ret);
1553 		goto out;
1554 	}
1555 
1556 	ret = 0;
1557 	for (i = 0; i < rule_cnt; i++) {
1558 		tcam_msg.stage = HCLGE_FD_STAGE_1;
1559 		tcam_msg.loc = rule_locs[i];
1560 
1561 		ret = hclge_dbg_fd_tcam_read(hdev, true, tcam_buf, tcam_msg);
1562 		if (ret) {
1563 			dev_err(&hdev->pdev->dev,
1564 				"failed to get fd tcam key x, ret = %d\n", ret);
1565 			goto out;
1566 		}
1567 
1568 		pos += scnprintf(buf + pos, len - pos, "%s", tcam_buf);
1569 
1570 		ret = hclge_dbg_fd_tcam_read(hdev, false, tcam_buf, tcam_msg);
1571 		if (ret) {
1572 			dev_err(&hdev->pdev->dev,
1573 				"failed to get fd tcam key y, ret = %d\n", ret);
1574 			goto out;
1575 		}
1576 
1577 		pos += scnprintf(buf + pos, len - pos, "%s", tcam_buf);
1578 	}
1579 
1580 out:
1581 	kfree(tcam_buf);
1582 	kfree(rule_locs);
1583 	return ret;
1584 }
1585 
1586 static int hclge_dbg_dump_fd_counter(struct hclge_dev *hdev, char *buf, int len)
1587 {
1588 	u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */
1589 	struct hclge_fd_ad_cnt_read_cmd *req;
1590 	char str_id[HCLGE_DBG_ID_LEN];
1591 	struct hclge_desc desc;
1592 	int pos = 0;
1593 	int ret;
1594 	u64 cnt;
1595 	u8 i;
1596 
1597 	pos += scnprintf(buf + pos, len - pos,
1598 			 "func_id\thit_times\n");
1599 
1600 	for (i = 0; i < func_num; i++) {
1601 		hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_CNT_OP, true);
1602 		req = (struct hclge_fd_ad_cnt_read_cmd *)desc.data;
1603 		req->index = cpu_to_le16(i);
1604 		ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1605 		if (ret) {
1606 			dev_err(&hdev->pdev->dev, "failed to get fd counter, ret = %d\n",
1607 				ret);
1608 			return ret;
1609 		}
1610 		cnt = le64_to_cpu(req->cnt);
1611 		hclge_dbg_get_func_id_str(str_id, i);
1612 		pos += scnprintf(buf + pos, len - pos,
1613 				 "%s\t%llu\n", str_id, cnt);
1614 	}
1615 
1616 	return 0;
1617 }
1618 
1619 int hclge_dbg_dump_rst_info(struct hclge_dev *hdev, char *buf, int len)
1620 {
1621 	int pos = 0;
1622 
1623 	pos += scnprintf(buf + pos, len - pos, "PF reset count: %u\n",
1624 			 hdev->rst_stats.pf_rst_cnt);
1625 	pos += scnprintf(buf + pos, len - pos, "FLR reset count: %u\n",
1626 			 hdev->rst_stats.flr_rst_cnt);
1627 	pos += scnprintf(buf + pos, len - pos, "GLOBAL reset count: %u\n",
1628 			 hdev->rst_stats.global_rst_cnt);
1629 	pos += scnprintf(buf + pos, len - pos, "IMP reset count: %u\n",
1630 			 hdev->rst_stats.imp_rst_cnt);
1631 	pos += scnprintf(buf + pos, len - pos, "reset done count: %u\n",
1632 			 hdev->rst_stats.reset_done_cnt);
1633 	pos += scnprintf(buf + pos, len - pos, "HW reset done count: %u\n",
1634 			 hdev->rst_stats.hw_reset_done_cnt);
1635 	pos += scnprintf(buf + pos, len - pos, "reset count: %u\n",
1636 			 hdev->rst_stats.reset_cnt);
1637 	pos += scnprintf(buf + pos, len - pos, "reset fail count: %u\n",
1638 			 hdev->rst_stats.reset_fail_cnt);
1639 	pos += scnprintf(buf + pos, len - pos,
1640 			 "vector0 interrupt enable status: 0x%x\n",
1641 			 hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_REG_BASE));
1642 	pos += scnprintf(buf + pos, len - pos, "reset interrupt source: 0x%x\n",
1643 			 hclge_read_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG));
1644 	pos += scnprintf(buf + pos, len - pos, "reset interrupt status: 0x%x\n",
1645 			 hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS));
1646 	pos += scnprintf(buf + pos, len - pos, "RAS interrupt status: 0x%x\n",
1647 			 hclge_read_dev(&hdev->hw,
1648 					HCLGE_RAS_PF_OTHER_INT_STS_REG));
1649 	pos += scnprintf(buf + pos, len - pos, "hardware reset status: 0x%x\n",
1650 			 hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG));
1651 	pos += scnprintf(buf + pos, len - pos, "handshake status: 0x%x\n",
1652 			 hclge_read_dev(&hdev->hw, HCLGE_NIC_CSQ_DEPTH_REG));
1653 	pos += scnprintf(buf + pos, len - pos, "function reset status: 0x%x\n",
1654 			 hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING));
1655 	pos += scnprintf(buf + pos, len - pos, "hdev state: 0x%lx\n",
1656 			 hdev->state);
1657 
1658 	return 0;
1659 }
1660 
1661 static int hclge_dbg_dump_serv_info(struct hclge_dev *hdev, char *buf, int len)
1662 {
1663 	unsigned long rem_nsec;
1664 	int pos = 0;
1665 	u64 lc;
1666 
1667 	lc = local_clock();
1668 	rem_nsec = do_div(lc, HCLGE_BILLION_NANO_SECONDS);
1669 
1670 	pos += scnprintf(buf + pos, len - pos, "local_clock: [%5lu.%06lu]\n",
1671 			 (unsigned long)lc, rem_nsec / 1000);
1672 	pos += scnprintf(buf + pos, len - pos, "delta: %u(ms)\n",
1673 			 jiffies_to_msecs(jiffies - hdev->last_serv_processed));
1674 	pos += scnprintf(buf + pos, len - pos,
1675 			 "last_service_task_processed: %lu(jiffies)\n",
1676 			 hdev->last_serv_processed);
1677 	pos += scnprintf(buf + pos, len - pos, "last_service_task_cnt: %lu\n",
1678 			 hdev->serv_processed_cnt);
1679 
1680 	return 0;
1681 }
1682 
1683 static int hclge_dbg_dump_interrupt(struct hclge_dev *hdev, char *buf, int len)
1684 {
1685 	int pos = 0;
1686 
1687 	pos += scnprintf(buf + pos, len - pos, "num_nic_msi: %u\n",
1688 			 hdev->num_nic_msi);
1689 	pos += scnprintf(buf + pos, len - pos, "num_roce_msi: %u\n",
1690 			 hdev->num_roce_msi);
1691 	pos += scnprintf(buf + pos, len - pos, "num_msi_used: %u\n",
1692 			 hdev->num_msi_used);
1693 	pos += scnprintf(buf + pos, len - pos, "num_msi_left: %u\n",
1694 			 hdev->num_msi_left);
1695 
1696 	return 0;
1697 }
1698 
1699 static void hclge_dbg_imp_info_data_print(struct hclge_desc *desc_src,
1700 					  char *buf, int len, u32 bd_num)
1701 {
1702 #define HCLGE_DBG_IMP_INFO_PRINT_OFFSET 0x2
1703 
1704 	struct hclge_desc *desc_index = desc_src;
1705 	u32 offset = 0;
1706 	int pos = 0;
1707 	u32 i, j;
1708 
1709 	pos += scnprintf(buf + pos, len - pos, "offset | data\n");
1710 
1711 	for (i = 0; i < bd_num; i++) {
1712 		j = 0;
1713 		while (j < HCLGE_DESC_DATA_LEN - 1) {
1714 			pos += scnprintf(buf + pos, len - pos, "0x%04x | ",
1715 					 offset);
1716 			pos += scnprintf(buf + pos, len - pos, "0x%08x  ",
1717 					 le32_to_cpu(desc_index->data[j++]));
1718 			pos += scnprintf(buf + pos, len - pos, "0x%08x\n",
1719 					 le32_to_cpu(desc_index->data[j++]));
1720 			offset += sizeof(u32) * HCLGE_DBG_IMP_INFO_PRINT_OFFSET;
1721 		}
1722 		desc_index++;
1723 	}
1724 }
1725 
1726 static int
1727 hclge_dbg_get_imp_stats_info(struct hclge_dev *hdev, char *buf, int len)
1728 {
1729 	struct hclge_get_imp_bd_cmd *req;
1730 	struct hclge_desc *desc_src;
1731 	struct hclge_desc desc;
1732 	u32 bd_num;
1733 	int ret;
1734 
1735 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_IMP_STATS_BD, true);
1736 
1737 	req = (struct hclge_get_imp_bd_cmd *)desc.data;
1738 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1739 	if (ret) {
1740 		dev_err(&hdev->pdev->dev,
1741 			"failed to get imp statistics bd number, ret = %d\n",
1742 			ret);
1743 		return ret;
1744 	}
1745 
1746 	bd_num = le32_to_cpu(req->bd_num);
1747 	if (!bd_num) {
1748 		dev_err(&hdev->pdev->dev, "imp statistics bd number is 0!\n");
1749 		return -EINVAL;
1750 	}
1751 
1752 	desc_src = kcalloc(bd_num, sizeof(struct hclge_desc), GFP_KERNEL);
1753 	if (!desc_src)
1754 		return -ENOMEM;
1755 
1756 	ret  = hclge_dbg_cmd_send(hdev, desc_src, 0, bd_num,
1757 				  HCLGE_OPC_IMP_STATS_INFO);
1758 	if (ret) {
1759 		kfree(desc_src);
1760 		dev_err(&hdev->pdev->dev,
1761 			"failed to get imp statistics, ret = %d\n", ret);
1762 		return ret;
1763 	}
1764 
1765 	hclge_dbg_imp_info_data_print(desc_src, buf, len, bd_num);
1766 
1767 	kfree(desc_src);
1768 
1769 	return 0;
1770 }
1771 
1772 #define HCLGE_CMD_NCL_CONFIG_BD_NUM	5
1773 #define HCLGE_MAX_NCL_CONFIG_LENGTH	16384
1774 
1775 static void hclge_ncl_config_data_print(struct hclge_desc *desc, int *index,
1776 					char *buf, int *len, int *pos)
1777 {
1778 #define HCLGE_CMD_DATA_NUM		6
1779 
1780 	int offset = HCLGE_MAX_NCL_CONFIG_LENGTH - *index;
1781 	int i, j;
1782 
1783 	for (i = 0; i < HCLGE_CMD_NCL_CONFIG_BD_NUM; i++) {
1784 		for (j = 0; j < HCLGE_CMD_DATA_NUM; j++) {
1785 			if (i == 0 && j == 0)
1786 				continue;
1787 
1788 			*pos += scnprintf(buf + *pos, *len - *pos,
1789 					  "0x%04x | 0x%08x\n", offset,
1790 					  le32_to_cpu(desc[i].data[j]));
1791 
1792 			offset += sizeof(u32);
1793 			*index -= sizeof(u32);
1794 
1795 			if (*index <= 0)
1796 				return;
1797 		}
1798 	}
1799 }
1800 
1801 static int
1802 hclge_dbg_dump_ncl_config(struct hclge_dev *hdev, char *buf, int len)
1803 {
1804 #define HCLGE_NCL_CONFIG_LENGTH_IN_EACH_CMD	(20 + 24 * 4)
1805 
1806 	struct hclge_desc desc[HCLGE_CMD_NCL_CONFIG_BD_NUM];
1807 	int bd_num = HCLGE_CMD_NCL_CONFIG_BD_NUM;
1808 	int index = HCLGE_MAX_NCL_CONFIG_LENGTH;
1809 	int pos = 0;
1810 	u32 data0;
1811 	int ret;
1812 
1813 	pos += scnprintf(buf + pos, len - pos, "offset | data\n");
1814 
1815 	while (index > 0) {
1816 		data0 = HCLGE_MAX_NCL_CONFIG_LENGTH - index;
1817 		if (index >= HCLGE_NCL_CONFIG_LENGTH_IN_EACH_CMD)
1818 			data0 |= HCLGE_NCL_CONFIG_LENGTH_IN_EACH_CMD << 16;
1819 		else
1820 			data0 |= (u32)index << 16;
1821 		ret = hclge_dbg_cmd_send(hdev, desc, data0, bd_num,
1822 					 HCLGE_OPC_QUERY_NCL_CONFIG);
1823 		if (ret)
1824 			return ret;
1825 
1826 		hclge_ncl_config_data_print(desc, &index, buf, &len, &pos);
1827 	}
1828 
1829 	return 0;
1830 }
1831 
1832 static int hclge_dbg_dump_loopback(struct hclge_dev *hdev, char *buf, int len)
1833 {
1834 	struct phy_device *phydev = hdev->hw.mac.phydev;
1835 	struct hclge_config_mac_mode_cmd *req_app;
1836 	struct hclge_common_lb_cmd *req_common;
1837 	struct hclge_desc desc;
1838 	u8 loopback_en;
1839 	int pos = 0;
1840 	int ret;
1841 
1842 	req_app = (struct hclge_config_mac_mode_cmd *)desc.data;
1843 	req_common = (struct hclge_common_lb_cmd *)desc.data;
1844 
1845 	pos += scnprintf(buf + pos, len - pos, "mac id: %u\n",
1846 			 hdev->hw.mac.mac_id);
1847 
1848 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);
1849 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1850 	if (ret) {
1851 		dev_err(&hdev->pdev->dev,
1852 			"failed to dump app loopback status, ret = %d\n", ret);
1853 		return ret;
1854 	}
1855 
1856 	loopback_en = hnae3_get_bit(le32_to_cpu(req_app->txrx_pad_fcs_loop_en),
1857 				    HCLGE_MAC_APP_LP_B);
1858 	pos += scnprintf(buf + pos, len - pos, "app loopback: %s\n",
1859 			 state_str[loopback_en]);
1860 
1861 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_COMMON_LOOPBACK, true);
1862 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1863 	if (ret) {
1864 		dev_err(&hdev->pdev->dev,
1865 			"failed to dump common loopback status, ret = %d\n",
1866 			ret);
1867 		return ret;
1868 	}
1869 
1870 	loopback_en = req_common->enable & HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
1871 	pos += scnprintf(buf + pos, len - pos, "serdes serial loopback: %s\n",
1872 			 state_str[loopback_en]);
1873 
1874 	loopback_en = req_common->enable &
1875 			HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B ? 1 : 0;
1876 	pos += scnprintf(buf + pos, len - pos, "serdes parallel loopback: %s\n",
1877 			 state_str[loopback_en]);
1878 
1879 	if (phydev) {
1880 		loopback_en = phydev->loopback_enabled;
1881 		pos += scnprintf(buf + pos, len - pos, "phy loopback: %s\n",
1882 				 state_str[loopback_en]);
1883 	} else if (hnae3_dev_phy_imp_supported(hdev)) {
1884 		loopback_en = req_common->enable &
1885 			      HCLGE_CMD_GE_PHY_INNER_LOOP_B;
1886 		pos += scnprintf(buf + pos, len - pos, "phy loopback: %s\n",
1887 				 state_str[loopback_en]);
1888 	}
1889 
1890 	return 0;
1891 }
1892 
1893 /* hclge_dbg_dump_mac_tnl_status: print message about mac tnl interrupt
1894  * @hdev: pointer to struct hclge_dev
1895  */
1896 static int
1897 hclge_dbg_dump_mac_tnl_status(struct hclge_dev *hdev, char *buf, int len)
1898 {
1899 	struct hclge_mac_tnl_stats stats;
1900 	unsigned long rem_nsec;
1901 	int pos = 0;
1902 
1903 	pos += scnprintf(buf + pos, len - pos,
1904 			 "Recently generated mac tnl interruption:\n");
1905 
1906 	while (kfifo_get(&hdev->mac_tnl_log, &stats)) {
1907 		rem_nsec = do_div(stats.time, HCLGE_BILLION_NANO_SECONDS);
1908 
1909 		pos += scnprintf(buf + pos, len - pos,
1910 				 "[%07lu.%03lu] status = 0x%x\n",
1911 				 (unsigned long)stats.time, rem_nsec / 1000,
1912 				 stats.status);
1913 	}
1914 
1915 	return 0;
1916 }
1917 
1918 
1919 static const struct hclge_dbg_item mac_list_items[] = {
1920 	{ "FUNC_ID", 2 },
1921 	{ "MAC_ADDR", 12 },
1922 	{ "STATE", 2 },
1923 };
1924 
1925 static void hclge_dbg_dump_mac_list(struct hclge_dev *hdev, char *buf, int len,
1926 				    bool is_unicast)
1927 {
1928 	char data_str[ARRAY_SIZE(mac_list_items)][HCLGE_DBG_DATA_STR_LEN];
1929 	char content[HCLGE_DBG_INFO_LEN], str_id[HCLGE_DBG_ID_LEN];
1930 	char *result[ARRAY_SIZE(mac_list_items)];
1931 	struct hclge_mac_node *mac_node, *tmp;
1932 	struct hclge_vport *vport;
1933 	struct list_head *list;
1934 	u32 func_id;
1935 	int pos = 0;
1936 	int i;
1937 
1938 	for (i = 0; i < ARRAY_SIZE(mac_list_items); i++)
1939 		result[i] = &data_str[i][0];
1940 
1941 	pos += scnprintf(buf + pos, len - pos, "%s MAC_LIST:\n",
1942 			 is_unicast ? "UC" : "MC");
1943 	hclge_dbg_fill_content(content, sizeof(content), mac_list_items,
1944 			       NULL, ARRAY_SIZE(mac_list_items));
1945 	pos += scnprintf(buf + pos, len - pos, "%s", content);
1946 
1947 	for (func_id = 0; func_id < hdev->num_alloc_vport; func_id++) {
1948 		vport = &hdev->vport[func_id];
1949 		list = is_unicast ? &vport->uc_mac_list : &vport->mc_mac_list;
1950 		spin_lock_bh(&vport->mac_list_lock);
1951 		list_for_each_entry_safe(mac_node, tmp, list, node) {
1952 			i = 0;
1953 			result[i++] = hclge_dbg_get_func_id_str(str_id,
1954 								func_id);
1955 			sprintf(result[i++], "%pM", mac_node->mac_addr);
1956 			sprintf(result[i++], "%5s",
1957 				hclge_mac_state_str[mac_node->state]);
1958 			hclge_dbg_fill_content(content, sizeof(content),
1959 					       mac_list_items,
1960 					       (const char **)result,
1961 					       ARRAY_SIZE(mac_list_items));
1962 			pos += scnprintf(buf + pos, len - pos, "%s", content);
1963 		}
1964 		spin_unlock_bh(&vport->mac_list_lock);
1965 	}
1966 }
1967 
1968 static int hclge_dbg_dump_umv_info(struct hclge_dev *hdev, char *buf, int len)
1969 {
1970 	u8 func_num = pci_num_vf(hdev->pdev) + 1;
1971 	struct hclge_vport *vport;
1972 	int pos = 0;
1973 	u8 i;
1974 
1975 	pos += scnprintf(buf, len, "num_alloc_vport   : %u\n",
1976 			  hdev->num_alloc_vport);
1977 	pos += scnprintf(buf + pos, len - pos, "max_umv_size     : %u\n",
1978 			 hdev->max_umv_size);
1979 	pos += scnprintf(buf + pos, len - pos, "wanted_umv_size  : %u\n",
1980 			 hdev->wanted_umv_size);
1981 	pos += scnprintf(buf + pos, len - pos, "priv_umv_size    : %u\n",
1982 			 hdev->priv_umv_size);
1983 
1984 	mutex_lock(&hdev->vport_lock);
1985 	pos += scnprintf(buf + pos, len - pos, "share_umv_size   : %u\n",
1986 			 hdev->share_umv_size);
1987 	for (i = 0; i < func_num; i++) {
1988 		vport = &hdev->vport[i];
1989 		pos += scnprintf(buf + pos, len - pos,
1990 				 "vport(%u) used_umv_num : %u\n",
1991 				 i, vport->used_umv_num);
1992 	}
1993 	mutex_unlock(&hdev->vport_lock);
1994 
1995 	return 0;
1996 }
1997 
1998 static int hclge_get_vlan_rx_offload_cfg(struct hclge_dev *hdev, u8 vf_id,
1999 					 struct hclge_dbg_vlan_cfg *vlan_cfg)
2000 {
2001 	struct hclge_vport_vtag_rx_cfg_cmd *req;
2002 	struct hclge_desc desc;
2003 	u16 bmap_index;
2004 	u8 rx_cfg;
2005 	int ret;
2006 
2007 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_RX_CFG, true);
2008 
2009 	req = (struct hclge_vport_vtag_rx_cfg_cmd *)desc.data;
2010 	req->vf_offset = vf_id / HCLGE_VF_NUM_PER_CMD;
2011 	bmap_index = vf_id % HCLGE_VF_NUM_PER_CMD / HCLGE_VF_NUM_PER_BYTE;
2012 	req->vf_bitmap[bmap_index] = 1U << (vf_id % HCLGE_VF_NUM_PER_BYTE);
2013 
2014 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2015 	if (ret) {
2016 		dev_err(&hdev->pdev->dev,
2017 			"failed to get vport%u rxvlan cfg, ret = %d\n",
2018 			vf_id, ret);
2019 		return ret;
2020 	}
2021 
2022 	rx_cfg = req->vport_vlan_cfg;
2023 	vlan_cfg->strip_tag1 = hnae3_get_bit(rx_cfg, HCLGE_REM_TAG1_EN_B);
2024 	vlan_cfg->strip_tag2 = hnae3_get_bit(rx_cfg, HCLGE_REM_TAG2_EN_B);
2025 	vlan_cfg->drop_tag1 = hnae3_get_bit(rx_cfg, HCLGE_DISCARD_TAG1_EN_B);
2026 	vlan_cfg->drop_tag2 = hnae3_get_bit(rx_cfg, HCLGE_DISCARD_TAG2_EN_B);
2027 	vlan_cfg->pri_only1 = hnae3_get_bit(rx_cfg, HCLGE_SHOW_TAG1_EN_B);
2028 	vlan_cfg->pri_only2 = hnae3_get_bit(rx_cfg, HCLGE_SHOW_TAG2_EN_B);
2029 
2030 	return 0;
2031 }
2032 
2033 static int hclge_get_vlan_tx_offload_cfg(struct hclge_dev *hdev, u8 vf_id,
2034 					 struct hclge_dbg_vlan_cfg *vlan_cfg)
2035 {
2036 	struct hclge_vport_vtag_tx_cfg_cmd *req;
2037 	struct hclge_desc desc;
2038 	u16 bmap_index;
2039 	u8 tx_cfg;
2040 	int ret;
2041 
2042 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_TX_CFG, true);
2043 	req = (struct hclge_vport_vtag_tx_cfg_cmd *)desc.data;
2044 	req->vf_offset = vf_id / HCLGE_VF_NUM_PER_CMD;
2045 	bmap_index = vf_id % HCLGE_VF_NUM_PER_CMD / HCLGE_VF_NUM_PER_BYTE;
2046 	req->vf_bitmap[bmap_index] = 1U << (vf_id % HCLGE_VF_NUM_PER_BYTE);
2047 
2048 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2049 	if (ret) {
2050 		dev_err(&hdev->pdev->dev,
2051 			"failed to get vport%u txvlan cfg, ret = %d\n",
2052 			vf_id, ret);
2053 		return ret;
2054 	}
2055 
2056 	tx_cfg = req->vport_vlan_cfg;
2057 	vlan_cfg->pvid = le16_to_cpu(req->def_vlan_tag1);
2058 
2059 	vlan_cfg->accept_tag1 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_TAG1_B);
2060 	vlan_cfg->accept_tag2 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_TAG2_B);
2061 	vlan_cfg->accept_untag1 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_UNTAG1_B);
2062 	vlan_cfg->accept_untag2 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_UNTAG2_B);
2063 	vlan_cfg->insert_tag1 = hnae3_get_bit(tx_cfg, HCLGE_PORT_INS_TAG1_EN_B);
2064 	vlan_cfg->insert_tag2 = hnae3_get_bit(tx_cfg, HCLGE_PORT_INS_TAG2_EN_B);
2065 	vlan_cfg->shift_tag = hnae3_get_bit(tx_cfg, HCLGE_TAG_SHIFT_MODE_EN_B);
2066 
2067 	return 0;
2068 }
2069 
2070 static int hclge_get_vlan_filter_config_cmd(struct hclge_dev *hdev,
2071 					    u8 vlan_type, u8 vf_id,
2072 					    struct hclge_desc *desc)
2073 {
2074 	struct hclge_vlan_filter_ctrl_cmd *req;
2075 	int ret;
2076 
2077 	hclge_cmd_setup_basic_desc(desc, HCLGE_OPC_VLAN_FILTER_CTRL, true);
2078 	req = (struct hclge_vlan_filter_ctrl_cmd *)desc->data;
2079 	req->vlan_type = vlan_type;
2080 	req->vf_id = vf_id;
2081 
2082 	ret = hclge_cmd_send(&hdev->hw, desc, 1);
2083 	if (ret)
2084 		dev_err(&hdev->pdev->dev,
2085 			"failed to get vport%u vlan filter config, ret = %d.\n",
2086 			vf_id, ret);
2087 
2088 	return ret;
2089 }
2090 
2091 static int hclge_get_vlan_filter_state(struct hclge_dev *hdev, u8 vlan_type,
2092 				       u8 vf_id, u8 *vlan_fe)
2093 {
2094 	struct hclge_vlan_filter_ctrl_cmd *req;
2095 	struct hclge_desc desc;
2096 	int ret;
2097 
2098 	ret = hclge_get_vlan_filter_config_cmd(hdev, vlan_type, vf_id, &desc);
2099 	if (ret)
2100 		return ret;
2101 
2102 	req = (struct hclge_vlan_filter_ctrl_cmd *)desc.data;
2103 	*vlan_fe = req->vlan_fe;
2104 
2105 	return 0;
2106 }
2107 
2108 static int hclge_get_port_vlan_filter_bypass_state(struct hclge_dev *hdev,
2109 						   u8 vf_id, u8 *bypass_en)
2110 {
2111 	struct hclge_port_vlan_filter_bypass_cmd *req;
2112 	struct hclge_desc desc;
2113 	int ret;
2114 
2115 	if (!test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, hdev->ae_dev->caps))
2116 		return 0;
2117 
2118 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PORT_VLAN_BYPASS, true);
2119 	req = (struct hclge_port_vlan_filter_bypass_cmd *)desc.data;
2120 	req->vf_id = vf_id;
2121 
2122 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2123 	if (ret) {
2124 		dev_err(&hdev->pdev->dev,
2125 			"failed to get vport%u port vlan filter bypass state, ret = %d.\n",
2126 			vf_id, ret);
2127 		return ret;
2128 	}
2129 
2130 	*bypass_en = hnae3_get_bit(req->bypass_state, HCLGE_INGRESS_BYPASS_B);
2131 
2132 	return 0;
2133 }
2134 
2135 static const struct hclge_dbg_item vlan_filter_items[] = {
2136 	{ "FUNC_ID", 2 },
2137 	{ "I_VF_VLAN_FILTER", 2 },
2138 	{ "E_VF_VLAN_FILTER", 2 },
2139 	{ "PORT_VLAN_FILTER_BYPASS", 0 }
2140 };
2141 
2142 static const struct hclge_dbg_item vlan_offload_items[] = {
2143 	{ "FUNC_ID", 2 },
2144 	{ "PVID", 4 },
2145 	{ "ACCEPT_TAG1", 2 },
2146 	{ "ACCEPT_TAG2", 2 },
2147 	{ "ACCEPT_UNTAG1", 2 },
2148 	{ "ACCEPT_UNTAG2", 2 },
2149 	{ "INSERT_TAG1", 2 },
2150 	{ "INSERT_TAG2", 2 },
2151 	{ "SHIFT_TAG", 2 },
2152 	{ "STRIP_TAG1", 2 },
2153 	{ "STRIP_TAG2", 2 },
2154 	{ "DROP_TAG1", 2 },
2155 	{ "DROP_TAG2", 2 },
2156 	{ "PRI_ONLY_TAG1", 2 },
2157 	{ "PRI_ONLY_TAG2", 0 }
2158 };
2159 
2160 static int hclge_dbg_dump_vlan_filter_config(struct hclge_dev *hdev, char *buf,
2161 					     int len, int *pos)
2162 {
2163 	char content[HCLGE_DBG_VLAN_FLTR_INFO_LEN], str_id[HCLGE_DBG_ID_LEN];
2164 	const char *result[ARRAY_SIZE(vlan_filter_items)];
2165 	u8 i, j, vlan_fe, bypass, ingress, egress;
2166 	u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */
2167 	int ret;
2168 
2169 	ret = hclge_get_vlan_filter_state(hdev, HCLGE_FILTER_TYPE_PORT, 0,
2170 					  &vlan_fe);
2171 	if (ret)
2172 		return ret;
2173 	ingress = vlan_fe & HCLGE_FILTER_FE_NIC_INGRESS_B;
2174 	egress = vlan_fe & HCLGE_FILTER_FE_NIC_EGRESS_B ? 1 : 0;
2175 
2176 	*pos += scnprintf(buf, len, "I_PORT_VLAN_FILTER: %s\n",
2177 			  state_str[ingress]);
2178 	*pos += scnprintf(buf + *pos, len - *pos, "E_PORT_VLAN_FILTER: %s\n",
2179 			  state_str[egress]);
2180 
2181 	hclge_dbg_fill_content(content, sizeof(content), vlan_filter_items,
2182 			       NULL, ARRAY_SIZE(vlan_filter_items));
2183 	*pos += scnprintf(buf + *pos, len - *pos, "%s", content);
2184 
2185 	for (i = 0; i < func_num; i++) {
2186 		ret = hclge_get_vlan_filter_state(hdev, HCLGE_FILTER_TYPE_VF, i,
2187 						  &vlan_fe);
2188 		if (ret)
2189 			return ret;
2190 
2191 		ingress = vlan_fe & HCLGE_FILTER_FE_NIC_INGRESS_B;
2192 		egress = vlan_fe & HCLGE_FILTER_FE_NIC_EGRESS_B ? 1 : 0;
2193 		ret = hclge_get_port_vlan_filter_bypass_state(hdev, i, &bypass);
2194 		if (ret)
2195 			return ret;
2196 		j = 0;
2197 		result[j++] = hclge_dbg_get_func_id_str(str_id, i);
2198 		result[j++] = state_str[ingress];
2199 		result[j++] = state_str[egress];
2200 		result[j++] =
2201 			test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B,
2202 				 hdev->ae_dev->caps) ? state_str[bypass] : "NA";
2203 		hclge_dbg_fill_content(content, sizeof(content),
2204 				       vlan_filter_items, result,
2205 				       ARRAY_SIZE(vlan_filter_items));
2206 		*pos += scnprintf(buf + *pos, len - *pos, "%s", content);
2207 	}
2208 	*pos += scnprintf(buf + *pos, len - *pos, "\n");
2209 
2210 	return 0;
2211 }
2212 
2213 static int hclge_dbg_dump_vlan_offload_config(struct hclge_dev *hdev, char *buf,
2214 					      int len, int *pos)
2215 {
2216 	char str_id[HCLGE_DBG_ID_LEN], str_pvid[HCLGE_DBG_ID_LEN];
2217 	const char *result[ARRAY_SIZE(vlan_offload_items)];
2218 	char content[HCLGE_DBG_VLAN_OFFLOAD_INFO_LEN];
2219 	u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */
2220 	struct hclge_dbg_vlan_cfg vlan_cfg;
2221 	int ret;
2222 	u8 i, j;
2223 
2224 	hclge_dbg_fill_content(content, sizeof(content), vlan_offload_items,
2225 			       NULL, ARRAY_SIZE(vlan_offload_items));
2226 	*pos += scnprintf(buf + *pos, len - *pos, "%s", content);
2227 
2228 	for (i = 0; i < func_num; i++) {
2229 		ret = hclge_get_vlan_tx_offload_cfg(hdev, i, &vlan_cfg);
2230 		if (ret)
2231 			return ret;
2232 
2233 		ret = hclge_get_vlan_rx_offload_cfg(hdev, i, &vlan_cfg);
2234 		if (ret)
2235 			return ret;
2236 
2237 		sprintf(str_pvid, "%u", vlan_cfg.pvid);
2238 		j = 0;
2239 		result[j++] = hclge_dbg_get_func_id_str(str_id, i);
2240 		result[j++] = str_pvid;
2241 		result[j++] = state_str[vlan_cfg.accept_tag1];
2242 		result[j++] = state_str[vlan_cfg.accept_tag2];
2243 		result[j++] = state_str[vlan_cfg.accept_untag1];
2244 		result[j++] = state_str[vlan_cfg.accept_untag2];
2245 		result[j++] = state_str[vlan_cfg.insert_tag1];
2246 		result[j++] = state_str[vlan_cfg.insert_tag2];
2247 		result[j++] = state_str[vlan_cfg.shift_tag];
2248 		result[j++] = state_str[vlan_cfg.strip_tag1];
2249 		result[j++] = state_str[vlan_cfg.strip_tag2];
2250 		result[j++] = state_str[vlan_cfg.drop_tag1];
2251 		result[j++] = state_str[vlan_cfg.drop_tag2];
2252 		result[j++] = state_str[vlan_cfg.pri_only1];
2253 		result[j++] = state_str[vlan_cfg.pri_only2];
2254 
2255 		hclge_dbg_fill_content(content, sizeof(content),
2256 				       vlan_offload_items, result,
2257 				       ARRAY_SIZE(vlan_offload_items));
2258 		*pos += scnprintf(buf + *pos, len - *pos, "%s", content);
2259 	}
2260 
2261 	return 0;
2262 }
2263 
2264 static int hclge_dbg_dump_vlan_config(struct hclge_dev *hdev, char *buf,
2265 				      int len)
2266 {
2267 	int pos = 0;
2268 	int ret;
2269 
2270 	ret = hclge_dbg_dump_vlan_filter_config(hdev, buf, len, &pos);
2271 	if (ret)
2272 		return ret;
2273 
2274 	return hclge_dbg_dump_vlan_offload_config(hdev, buf, len, &pos);
2275 }
2276 
2277 static int hclge_dbg_dump_ptp_info(struct hclge_dev *hdev, char *buf, int len)
2278 {
2279 	struct hclge_ptp *ptp = hdev->ptp;
2280 	u32 sw_cfg = ptp->ptp_cfg;
2281 	unsigned int tx_start;
2282 	unsigned int last_rx;
2283 	int pos = 0;
2284 	u32 hw_cfg;
2285 	int ret;
2286 
2287 	pos += scnprintf(buf + pos, len - pos, "phc %s's debug info:\n",
2288 			 ptp->info.name);
2289 	pos += scnprintf(buf + pos, len - pos, "ptp enable: %s\n",
2290 			 test_bit(HCLGE_PTP_FLAG_EN, &ptp->flags) ?
2291 			 "yes" : "no");
2292 	pos += scnprintf(buf + pos, len - pos, "ptp tx enable: %s\n",
2293 			 test_bit(HCLGE_PTP_FLAG_TX_EN, &ptp->flags) ?
2294 			 "yes" : "no");
2295 	pos += scnprintf(buf + pos, len - pos, "ptp rx enable: %s\n",
2296 			 test_bit(HCLGE_PTP_FLAG_RX_EN, &ptp->flags) ?
2297 			 "yes" : "no");
2298 
2299 	last_rx = jiffies_to_msecs(ptp->last_rx);
2300 	pos += scnprintf(buf + pos, len - pos, "last rx time: %lu.%lu\n",
2301 			 last_rx / MSEC_PER_SEC, last_rx % MSEC_PER_SEC);
2302 	pos += scnprintf(buf + pos, len - pos, "rx count: %lu\n", ptp->rx_cnt);
2303 
2304 	tx_start = jiffies_to_msecs(ptp->tx_start);
2305 	pos += scnprintf(buf + pos, len - pos, "last tx start time: %lu.%lu\n",
2306 			 tx_start / MSEC_PER_SEC, tx_start % MSEC_PER_SEC);
2307 	pos += scnprintf(buf + pos, len - pos, "tx count: %lu\n", ptp->tx_cnt);
2308 	pos += scnprintf(buf + pos, len - pos, "tx skipped count: %lu\n",
2309 			 ptp->tx_skipped);
2310 	pos += scnprintf(buf + pos, len - pos, "tx timeout count: %lu\n",
2311 			 ptp->tx_timeout);
2312 	pos += scnprintf(buf + pos, len - pos, "last tx seqid: %u\n",
2313 			 ptp->last_tx_seqid);
2314 
2315 	ret = hclge_ptp_cfg_qry(hdev, &hw_cfg);
2316 	if (ret)
2317 		return ret;
2318 
2319 	pos += scnprintf(buf + pos, len - pos, "sw_cfg: %#x, hw_cfg: %#x\n",
2320 			 sw_cfg, hw_cfg);
2321 
2322 	pos += scnprintf(buf + pos, len - pos, "tx type: %d, rx filter: %d\n",
2323 			 ptp->ts_cfg.tx_type, ptp->ts_cfg.rx_filter);
2324 
2325 	return 0;
2326 }
2327 
2328 static int hclge_dbg_dump_mac_uc(struct hclge_dev *hdev, char *buf, int len)
2329 {
2330 	hclge_dbg_dump_mac_list(hdev, buf, len, true);
2331 
2332 	return 0;
2333 }
2334 
2335 static int hclge_dbg_dump_mac_mc(struct hclge_dev *hdev, char *buf, int len)
2336 {
2337 	hclge_dbg_dump_mac_list(hdev, buf, len, false);
2338 
2339 	return 0;
2340 }
2341 
2342 static const struct hclge_dbg_func hclge_dbg_cmd_func[] = {
2343 	{
2344 		.cmd = HNAE3_DBG_CMD_TM_NODES,
2345 		.dbg_dump = hclge_dbg_dump_tm_nodes,
2346 	},
2347 	{
2348 		.cmd = HNAE3_DBG_CMD_TM_PRI,
2349 		.dbg_dump = hclge_dbg_dump_tm_pri,
2350 	},
2351 	{
2352 		.cmd = HNAE3_DBG_CMD_TM_QSET,
2353 		.dbg_dump = hclge_dbg_dump_tm_qset,
2354 	},
2355 	{
2356 		.cmd = HNAE3_DBG_CMD_TM_MAP,
2357 		.dbg_dump = hclge_dbg_dump_tm_map,
2358 	},
2359 	{
2360 		.cmd = HNAE3_DBG_CMD_TM_PG,
2361 		.dbg_dump = hclge_dbg_dump_tm_pg,
2362 	},
2363 	{
2364 		.cmd = HNAE3_DBG_CMD_TM_PORT,
2365 		.dbg_dump = hclge_dbg_dump_tm_port,
2366 	},
2367 	{
2368 		.cmd = HNAE3_DBG_CMD_TC_SCH_INFO,
2369 		.dbg_dump = hclge_dbg_dump_tc,
2370 	},
2371 	{
2372 		.cmd = HNAE3_DBG_CMD_QOS_PAUSE_CFG,
2373 		.dbg_dump = hclge_dbg_dump_qos_pause_cfg,
2374 	},
2375 	{
2376 		.cmd = HNAE3_DBG_CMD_QOS_PRI_MAP,
2377 		.dbg_dump = hclge_dbg_dump_qos_pri_map,
2378 	},
2379 	{
2380 		.cmd = HNAE3_DBG_CMD_QOS_BUF_CFG,
2381 		.dbg_dump = hclge_dbg_dump_qos_buf_cfg,
2382 	},
2383 	{
2384 		.cmd = HNAE3_DBG_CMD_MAC_UC,
2385 		.dbg_dump = hclge_dbg_dump_mac_uc,
2386 	},
2387 	{
2388 		.cmd = HNAE3_DBG_CMD_MAC_MC,
2389 		.dbg_dump = hclge_dbg_dump_mac_mc,
2390 	},
2391 	{
2392 		.cmd = HNAE3_DBG_CMD_MNG_TBL,
2393 		.dbg_dump = hclge_dbg_dump_mng_table,
2394 	},
2395 	{
2396 		.cmd = HNAE3_DBG_CMD_LOOPBACK,
2397 		.dbg_dump = hclge_dbg_dump_loopback,
2398 	},
2399 	{
2400 		.cmd = HNAE3_DBG_CMD_PTP_INFO,
2401 		.dbg_dump = hclge_dbg_dump_ptp_info,
2402 	},
2403 	{
2404 		.cmd = HNAE3_DBG_CMD_INTERRUPT_INFO,
2405 		.dbg_dump = hclge_dbg_dump_interrupt,
2406 	},
2407 	{
2408 		.cmd = HNAE3_DBG_CMD_RESET_INFO,
2409 		.dbg_dump = hclge_dbg_dump_rst_info,
2410 	},
2411 	{
2412 		.cmd = HNAE3_DBG_CMD_IMP_INFO,
2413 		.dbg_dump = hclge_dbg_get_imp_stats_info,
2414 	},
2415 	{
2416 		.cmd = HNAE3_DBG_CMD_NCL_CONFIG,
2417 		.dbg_dump = hclge_dbg_dump_ncl_config,
2418 	},
2419 	{
2420 		.cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON,
2421 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2422 	},
2423 	{
2424 		.cmd = HNAE3_DBG_CMD_REG_SSU,
2425 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2426 	},
2427 	{
2428 		.cmd = HNAE3_DBG_CMD_REG_IGU_EGU,
2429 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2430 	},
2431 	{
2432 		.cmd = HNAE3_DBG_CMD_REG_RPU,
2433 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2434 	},
2435 	{
2436 		.cmd = HNAE3_DBG_CMD_REG_NCSI,
2437 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2438 	},
2439 	{
2440 		.cmd = HNAE3_DBG_CMD_REG_RTC,
2441 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2442 	},
2443 	{
2444 		.cmd = HNAE3_DBG_CMD_REG_PPP,
2445 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2446 	},
2447 	{
2448 		.cmd = HNAE3_DBG_CMD_REG_RCB,
2449 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2450 	},
2451 	{
2452 		.cmd = HNAE3_DBG_CMD_REG_TQP,
2453 		.dbg_dump_reg = hclge_dbg_dump_reg_cmd,
2454 	},
2455 	{
2456 		.cmd = HNAE3_DBG_CMD_REG_MAC,
2457 		.dbg_dump = hclge_dbg_dump_mac,
2458 	},
2459 	{
2460 		.cmd = HNAE3_DBG_CMD_REG_DCB,
2461 		.dbg_dump = hclge_dbg_dump_dcb,
2462 	},
2463 	{
2464 		.cmd = HNAE3_DBG_CMD_FD_TCAM,
2465 		.dbg_dump = hclge_dbg_dump_fd_tcam,
2466 	},
2467 	{
2468 		.cmd = HNAE3_DBG_CMD_MAC_TNL_STATUS,
2469 		.dbg_dump = hclge_dbg_dump_mac_tnl_status,
2470 	},
2471 	{
2472 		.cmd = HNAE3_DBG_CMD_SERV_INFO,
2473 		.dbg_dump = hclge_dbg_dump_serv_info,
2474 	},
2475 	{
2476 		.cmd = HNAE3_DBG_CMD_VLAN_CONFIG,
2477 		.dbg_dump = hclge_dbg_dump_vlan_config,
2478 	},
2479 	{
2480 		.cmd = HNAE3_DBG_CMD_FD_COUNTER,
2481 		.dbg_dump = hclge_dbg_dump_fd_counter,
2482 	},
2483 	{
2484 		.cmd = HNAE3_DBG_CMD_UMV_INFO,
2485 		.dbg_dump = hclge_dbg_dump_umv_info,
2486 	},
2487 };
2488 
2489 int hclge_dbg_read_cmd(struct hnae3_handle *handle, enum hnae3_dbg_cmd cmd,
2490 		       char *buf, int len)
2491 {
2492 	struct hclge_vport *vport = hclge_get_vport(handle);
2493 	const struct hclge_dbg_func *cmd_func;
2494 	struct hclge_dev *hdev = vport->back;
2495 	u32 i;
2496 
2497 	for (i = 0; i < ARRAY_SIZE(hclge_dbg_cmd_func); i++) {
2498 		if (cmd == hclge_dbg_cmd_func[i].cmd) {
2499 			cmd_func = &hclge_dbg_cmd_func[i];
2500 			if (cmd_func->dbg_dump)
2501 				return cmd_func->dbg_dump(hdev, buf, len);
2502 			else
2503 				return cmd_func->dbg_dump_reg(hdev, cmd, buf,
2504 							      len);
2505 		}
2506 	}
2507 
2508 	dev_err(&hdev->pdev->dev, "invalid command(%d)\n", cmd);
2509 	return -EINVAL;
2510 }
2511