1 /*
2  * Copyright (c) 2014-2015 Hisilicon Limited.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  */
9 
10 #include <linux/module.h>
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/netdevice.h>
14 #include <linux/etherdevice.h>
15 #include <linux/platform_device.h>
16 #include <linux/of.h>
17 #include <linux/of_address.h>
18 #include <linux/of_platform.h>
19 
20 #include "hns_dsaf_ppe.h"
21 
22 static void __iomem *hns_ppe_common_get_ioaddr(
23 	struct ppe_common_cb *ppe_common)
24 {
25 	void __iomem *base_addr;
26 
27 	int idx = ppe_common->comm_index;
28 
29 	if (idx == HNS_DSAF_COMM_SERVICE_NW_IDX)
30 		base_addr = ppe_common->dsaf_dev->ppe_base
31 			+ PPE_COMMON_REG_OFFSET;
32 	else
33 		base_addr = ppe_common->dsaf_dev->sds_base
34 			+ (idx - 1) * HNS_DSAF_DEBUG_NW_REG_OFFSET
35 			+ PPE_COMMON_REG_OFFSET;
36 
37 	return base_addr;
38 }
39 
40 /**
41  * hns_ppe_common_get_cfg - get ppe common config
42  * @dsaf_dev: dasf device
43  * comm_index: common index
44  * retuen 0 - success , negative --fail
45  */
46 int hns_ppe_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index)
47 {
48 	struct ppe_common_cb *ppe_common;
49 	int ppe_num;
50 
51 	if (comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX)
52 		ppe_num = HNS_PPE_SERVICE_NW_ENGINE_NUM;
53 	else
54 		ppe_num = HNS_PPE_DEBUG_NW_ENGINE_NUM;
55 
56 	ppe_common = devm_kzalloc(dsaf_dev->dev, sizeof(*ppe_common) +
57 		ppe_num * sizeof(struct hns_ppe_cb), GFP_KERNEL);
58 	if (!ppe_common)
59 		return -ENOMEM;
60 
61 	ppe_common->ppe_num = ppe_num;
62 	ppe_common->dsaf_dev = dsaf_dev;
63 	ppe_common->comm_index = comm_index;
64 	if (comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX)
65 		ppe_common->ppe_mode = PPE_COMMON_MODE_SERVICE;
66 	else
67 		ppe_common->ppe_mode = PPE_COMMON_MODE_DEBUG;
68 	ppe_common->dev = dsaf_dev->dev;
69 
70 	ppe_common->io_base = hns_ppe_common_get_ioaddr(ppe_common);
71 
72 	dsaf_dev->ppe_common[comm_index] = ppe_common;
73 
74 	return 0;
75 }
76 
77 void hns_ppe_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index)
78 {
79 	dsaf_dev->ppe_common[comm_index] = NULL;
80 }
81 
82 static void __iomem *hns_ppe_get_iobase(struct ppe_common_cb *ppe_common,
83 					int ppe_idx)
84 {
85 	void __iomem *base_addr;
86 	int common_idx = ppe_common->comm_index;
87 
88 	if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) {
89 		base_addr = ppe_common->dsaf_dev->ppe_base +
90 			ppe_idx * PPE_REG_OFFSET;
91 
92 	} else {
93 		base_addr = ppe_common->dsaf_dev->sds_base +
94 			(common_idx - 1) * HNS_DSAF_DEBUG_NW_REG_OFFSET;
95 	}
96 
97 	return base_addr;
98 }
99 
100 static int hns_ppe_get_port(struct ppe_common_cb *ppe_common, int idx)
101 {
102 	int port;
103 
104 	if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE)
105 		port = idx;
106 	else
107 		port = HNS_PPE_SERVICE_NW_ENGINE_NUM
108 			+ ppe_common->comm_index - 1;
109 
110 	return port;
111 }
112 
113 static void hns_ppe_get_cfg(struct ppe_common_cb *ppe_common)
114 {
115 	u32 i;
116 	struct hns_ppe_cb *ppe_cb;
117 	u32 ppe_num = ppe_common->ppe_num;
118 
119 	for (i = 0; i < ppe_num; i++) {
120 		ppe_cb = &ppe_common->ppe_cb[i];
121 		ppe_cb->dev = ppe_common->dev;
122 		ppe_cb->next = NULL;
123 		ppe_cb->ppe_common_cb = ppe_common;
124 		ppe_cb->index = i;
125 		ppe_cb->port = hns_ppe_get_port(ppe_common, i);
126 		ppe_cb->io_base = hns_ppe_get_iobase(ppe_common, i);
127 		ppe_cb->virq = 0;
128 	}
129 }
130 
131 static void hns_ppe_cnt_clr_ce(struct hns_ppe_cb *ppe_cb)
132 {
133 	dsaf_set_dev_bit(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG,
134 			 PPE_CNT_CLR_CE_B, 1);
135 }
136 
137 /**
138  * hns_ppe_checksum_hw - set ppe checksum caculate
139  * @ppe_device: ppe device
140  * @value: value
141  */
142 static void hns_ppe_checksum_hw(struct hns_ppe_cb *ppe_cb, u32 value)
143 {
144 	dsaf_set_dev_field(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG,
145 			   0xfffffff, 0, value);
146 }
147 
148 static void hns_ppe_set_qid_mode(struct ppe_common_cb *ppe_common,
149 				 enum ppe_qid_mode qid_mdoe)
150 {
151 	dsaf_set_dev_field(ppe_common, PPE_COM_CFG_QID_MODE_REG,
152 			   PPE_CFG_QID_MODE_CF_QID_MODE_M,
153 			   PPE_CFG_QID_MODE_CF_QID_MODE_S, qid_mdoe);
154 }
155 
156 /**
157  * hns_ppe_set_qid - set ppe qid
158  * @ppe_common: ppe common device
159  * @qid: queue id
160  */
161 static void hns_ppe_set_qid(struct ppe_common_cb *ppe_common, u32 qid)
162 {
163 	u32 qid_mod = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG);
164 
165 	if (!dsaf_get_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M,
166 			    PPE_CFG_QID_MODE_DEF_QID_S)) {
167 		dsaf_set_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M,
168 			       PPE_CFG_QID_MODE_DEF_QID_S, qid);
169 		dsaf_write_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG, qid_mod);
170 	}
171 }
172 
173 /**
174  * hns_ppe_set_port_mode - set port mode
175  * @ppe_device: ppe device
176  * @mode: port mode
177  */
178 static void hns_ppe_set_port_mode(struct hns_ppe_cb *ppe_cb,
179 				  enum ppe_port_mode mode)
180 {
181 	dsaf_write_dev(ppe_cb, PPE_CFG_XGE_MODE_REG, mode);
182 }
183 
184 /**
185  * hns_ppe_common_init_hw - init ppe common device
186  * @ppe_common: ppe common device
187  *
188  * Return 0 on success, negative on failure
189  */
190 static int hns_ppe_common_init_hw(struct ppe_common_cb *ppe_common)
191 {
192 	enum ppe_qid_mode qid_mode;
193 	enum dsaf_mode dsaf_mode = ppe_common->dsaf_dev->dsaf_mode;
194 
195 	hns_ppe_com_srst(ppe_common, 0);
196 	mdelay(100);
197 	hns_ppe_com_srst(ppe_common, 1);
198 	mdelay(100);
199 
200 	if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) {
201 		switch (dsaf_mode) {
202 		case DSAF_MODE_ENABLE_FIX:
203 		case DSAF_MODE_DISABLE_FIX:
204 			qid_mode = PPE_QID_MODE0;
205 			hns_ppe_set_qid(ppe_common, 0);
206 			break;
207 		case DSAF_MODE_ENABLE_0VM:
208 		case DSAF_MODE_DISABLE_2PORT_64VM:
209 			qid_mode = PPE_QID_MODE3;
210 			break;
211 		case DSAF_MODE_ENABLE_8VM:
212 		case DSAF_MODE_DISABLE_2PORT_16VM:
213 			qid_mode = PPE_QID_MODE4;
214 			break;
215 		case DSAF_MODE_ENABLE_16VM:
216 		case DSAF_MODE_DISABLE_6PORT_0VM:
217 			qid_mode = PPE_QID_MODE5;
218 			break;
219 		case DSAF_MODE_ENABLE_32VM:
220 		case DSAF_MODE_DISABLE_6PORT_16VM:
221 			qid_mode = PPE_QID_MODE2;
222 			break;
223 		case DSAF_MODE_ENABLE_128VM:
224 		case DSAF_MODE_DISABLE_6PORT_4VM:
225 			qid_mode = PPE_QID_MODE1;
226 			break;
227 		case DSAF_MODE_DISABLE_2PORT_8VM:
228 			qid_mode = PPE_QID_MODE7;
229 			break;
230 		case DSAF_MODE_DISABLE_6PORT_2VM:
231 			qid_mode = PPE_QID_MODE6;
232 			break;
233 		default:
234 			dev_err(ppe_common->dev,
235 				"get ppe queue mode failed! dsaf_mode=%d\n",
236 				dsaf_mode);
237 			return -EINVAL;
238 		}
239 		hns_ppe_set_qid_mode(ppe_common, qid_mode);
240 	}
241 
242 	dsaf_set_dev_bit(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG,
243 			 PPE_COMMON_CNT_CLR_CE_B, 1);
244 
245 	return 0;
246 }
247 
248 /*clr ppe exception irq*/
249 static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en)
250 {
251 	u32 clr_vlue = 0xfffffffful;
252 	u32 msk_vlue = en ? 0xfffffffful : 0; /*1 is en, 0 is dis*/
253 	u32 vld_msk = 0;
254 
255 	/*only care bit 0,1,7*/
256 	dsaf_set_bit(vld_msk, 0, 1);
257 	dsaf_set_bit(vld_msk, 1, 1);
258 	dsaf_set_bit(vld_msk, 7, 1);
259 
260 	/*clr sts**/
261 	dsaf_write_dev(ppe_cb, PPE_RINT_REG, clr_vlue);
262 
263 	/*for some reserved bits, so set 0**/
264 	dsaf_write_dev(ppe_cb, PPE_INTEN_REG, msk_vlue & vld_msk);
265 }
266 
267 /**
268  * ppe_init_hw - init ppe
269  * @ppe_device: ppe device
270  */
271 static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb)
272 {
273 	struct ppe_common_cb *ppe_common_cb = ppe_cb->ppe_common_cb;
274 	u32 port = ppe_cb->port;
275 	struct dsaf_device *dsaf_dev = ppe_common_cb->dsaf_dev;
276 
277 	hns_ppe_srst_by_port(dsaf_dev, port, 0);
278 	mdelay(10);
279 	hns_ppe_srst_by_port(dsaf_dev, port, 1);
280 
281 	/* clr and msk except irq*/
282 	hns_ppe_exc_irq_en(ppe_cb, 0);
283 
284 	if (ppe_common_cb->ppe_mode == PPE_COMMON_MODE_DEBUG)
285 		hns_ppe_set_port_mode(ppe_cb, PPE_MODE_GE);
286 	else
287 		hns_ppe_set_port_mode(ppe_cb, PPE_MODE_XGE);
288 	hns_ppe_checksum_hw(ppe_cb, 0xffffffff);
289 	hns_ppe_cnt_clr_ce(ppe_cb);
290 }
291 
292 /**
293  * ppe_uninit_hw - uninit ppe
294  * @ppe_device: ppe device
295  */
296 static void hns_ppe_uninit_hw(struct hns_ppe_cb *ppe_cb)
297 {
298 	u32 port;
299 
300 	if (ppe_cb->ppe_common_cb) {
301 		port = ppe_cb->index;
302 		hns_ppe_srst_by_port(ppe_cb->ppe_common_cb->dsaf_dev, port, 0);
303 	}
304 }
305 
306 void hns_ppe_uninit_ex(struct ppe_common_cb *ppe_common)
307 {
308 	u32 i;
309 
310 	for (i = 0; i < ppe_common->ppe_num; i++) {
311 		hns_ppe_uninit_hw(&ppe_common->ppe_cb[i]);
312 		memset(&ppe_common->ppe_cb[i], 0, sizeof(struct hns_ppe_cb));
313 	}
314 }
315 
316 void hns_ppe_uninit(struct dsaf_device *dsaf_dev)
317 {
318 	u32 i;
319 
320 	for (i = 0; i < HNS_PPE_COM_NUM; i++) {
321 		if (dsaf_dev->ppe_common[i])
322 			hns_ppe_uninit_ex(dsaf_dev->ppe_common[i]);
323 		hns_rcb_common_free_cfg(dsaf_dev, i);
324 		hns_ppe_common_free_cfg(dsaf_dev, i);
325 	}
326 }
327 
328 /**
329  * hns_ppe_reset - reinit ppe/rcb hw
330  * @dsaf_dev: dasf device
331  * retuen void
332  */
333 void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index)
334 {
335 	u32 i;
336 	int ret;
337 	struct ppe_common_cb *ppe_common;
338 
339 	ppe_common = dsaf_dev->ppe_common[ppe_common_index];
340 	ret = hns_ppe_common_init_hw(ppe_common);
341 	if (ret)
342 		return;
343 
344 	ret = hns_rcb_common_init_hw(dsaf_dev->rcb_common[ppe_common_index]);
345 	if (ret)
346 		return;
347 
348 	for (i = 0; i < ppe_common->ppe_num; i++)
349 		hns_ppe_init_hw(&ppe_common->ppe_cb[i]);
350 
351 	hns_rcb_common_init_commit_hw(dsaf_dev->rcb_common[ppe_common_index]);
352 }
353 
354 void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb)
355 {
356 	struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats;
357 
358 	hw_stats->rx_pkts_from_sw
359 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG);
360 	hw_stats->rx_pkts
361 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG);
362 	hw_stats->rx_drop_no_bd
363 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG);
364 	hw_stats->rx_alloc_buf_fail
365 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG);
366 	hw_stats->rx_alloc_buf_wait
367 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG);
368 	hw_stats->rx_drop_no_buf
369 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG);
370 	hw_stats->rx_err_fifo_full
371 		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG);
372 
373 	hw_stats->tx_bd_form_rcb
374 		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG);
375 	hw_stats->tx_pkts_from_rcb
376 		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG);
377 	hw_stats->tx_pkts
378 		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG);
379 	hw_stats->tx_err_fifo_empty
380 		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG);
381 	hw_stats->tx_err_checksum
382 		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG);
383 }
384 
385 int hns_ppe_get_sset_count(int stringset)
386 {
387 	if (stringset == ETH_SS_STATS)
388 		return ETH_PPE_STATIC_NUM;
389 	return 0;
390 }
391 
392 int hns_ppe_get_regs_count(void)
393 {
394 	return ETH_PPE_DUMP_NUM;
395 }
396 
397 /**
398  * ppe_get_strings - get ppe srting
399  * @ppe_device: ppe device
400  * @stringset: string set type
401  * @data: output string
402  */
403 void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 *data)
404 {
405 	char *buff = (char *)data;
406 	int index = ppe_cb->index;
407 
408 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_sw_pkt", index);
409 	buff = buff + ETH_GSTRING_LEN;
410 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_ok", index);
411 	buff = buff + ETH_GSTRING_LEN;
412 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_drop_pkt_no_bd", index);
413 	buff = buff + ETH_GSTRING_LEN;
414 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_fail", index);
415 	buff = buff + ETH_GSTRING_LEN;
416 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_wait", index);
417 	buff = buff + ETH_GSTRING_LEN;
418 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_drop_no_buf", index);
419 	buff = buff + ETH_GSTRING_LEN;
420 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_err_fifo_full", index);
421 	buff = buff + ETH_GSTRING_LEN;
422 
423 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_bd", index);
424 	buff = buff + ETH_GSTRING_LEN;
425 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt", index);
426 	buff = buff + ETH_GSTRING_LEN;
427 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_ok", index);
428 	buff = buff + ETH_GSTRING_LEN;
429 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_fifo_empty", index);
430 	buff = buff + ETH_GSTRING_LEN;
431 	snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_csum_fail", index);
432 }
433 
434 void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data)
435 {
436 	u64 *regs_buff = data;
437 	struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats;
438 
439 	regs_buff[0] = hw_stats->rx_pkts_from_sw;
440 	regs_buff[1] = hw_stats->rx_pkts;
441 	regs_buff[2] = hw_stats->rx_drop_no_bd;
442 	regs_buff[3] = hw_stats->rx_alloc_buf_fail;
443 	regs_buff[4] = hw_stats->rx_alloc_buf_wait;
444 	regs_buff[5] = hw_stats->rx_drop_no_buf;
445 	regs_buff[6] = hw_stats->rx_err_fifo_full;
446 
447 	regs_buff[7] = hw_stats->tx_bd_form_rcb;
448 	regs_buff[8] = hw_stats->tx_pkts_from_rcb;
449 	regs_buff[9] = hw_stats->tx_pkts;
450 	regs_buff[10] = hw_stats->tx_err_fifo_empty;
451 	regs_buff[11] = hw_stats->tx_err_checksum;
452 }
453 
454 /**
455  * hns_ppe_init - init ppe device
456  * @dsaf_dev: dasf device
457  * retuen 0 - success , negative --fail
458  */
459 int hns_ppe_init(struct dsaf_device *dsaf_dev)
460 {
461 	int i, k;
462 	int ret;
463 
464 	for (i = 0; i < HNS_PPE_COM_NUM; i++) {
465 		ret = hns_ppe_common_get_cfg(dsaf_dev, i);
466 		if (ret)
467 			goto get_ppe_cfg_fail;
468 
469 		ret = hns_rcb_common_get_cfg(dsaf_dev, i);
470 		if (ret)
471 			goto get_rcb_cfg_fail;
472 
473 		hns_ppe_get_cfg(dsaf_dev->ppe_common[i]);
474 
475 		hns_rcb_get_cfg(dsaf_dev->rcb_common[i]);
476 	}
477 
478 	for (i = 0; i < HNS_PPE_COM_NUM; i++)
479 		hns_ppe_reset_common(dsaf_dev, i);
480 
481 	return 0;
482 
483 get_rcb_cfg_fail:
484 	hns_ppe_common_free_cfg(dsaf_dev, i);
485 get_ppe_cfg_fail:
486 	for (k = i - 1; k >= 0; k--) {
487 		hns_rcb_common_free_cfg(dsaf_dev, k);
488 		hns_ppe_common_free_cfg(dsaf_dev, k);
489 	}
490 	return ret;
491 }
492 
493 void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data)
494 {
495 	struct ppe_common_cb *ppe_common = ppe_cb->ppe_common_cb;
496 	u32 *regs = data;
497 	u32 i;
498 	u32 offset;
499 
500 	/* ppe common registers */
501 	regs[0] = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG);
502 	regs[1] = dsaf_read_dev(ppe_common, PPE_COM_INTEN_REG);
503 	regs[2] = dsaf_read_dev(ppe_common, PPE_COM_RINT_REG);
504 	regs[3] = dsaf_read_dev(ppe_common, PPE_COM_INTSTS_REG);
505 	regs[4] = dsaf_read_dev(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG);
506 
507 	for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++) {
508 		offset = PPE_COM_HIS_RX_PKT_QID_DROP_CNT_REG + 0x4 * i;
509 		regs[5 + i] = dsaf_read_dev(ppe_common, offset);
510 		offset = PPE_COM_HIS_RX_PKT_QID_OK_CNT_REG + 0x4 * i;
511 		regs[5 + i + DSAF_TOTAL_QUEUE_NUM]
512 				= dsaf_read_dev(ppe_common, offset);
513 		offset = PPE_COM_HIS_TX_PKT_QID_ERR_CNT_REG + 0x4 * i;
514 		regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 2]
515 				= dsaf_read_dev(ppe_common, offset);
516 		offset = PPE_COM_HIS_TX_PKT_QID_OK_CNT_REG + 0x4 * i;
517 		regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 3]
518 				= dsaf_read_dev(ppe_common, offset);
519 	}
520 
521 	/* mark end of ppe regs */
522 	for (i = 521; i < 524; i++)
523 		regs[i] = 0xeeeeeeee;
524 
525 	/* ppe channel registers */
526 	regs[525] = dsaf_read_dev(ppe_cb, PPE_CFG_TX_FIFO_THRSLD_REG);
527 	regs[526] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_THRSLD_REG);
528 	regs[527] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_PAUSE_THRSLD_REG);
529 	regs[528] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_SW_BP_THRSLD_REG);
530 	regs[529] = dsaf_read_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG);
531 	regs[530] = dsaf_read_dev(ppe_cb, PPE_CFG_BUS_CTRL_REG);
532 	regs[531] = dsaf_read_dev(ppe_cb, PPE_CFG_TNL_TO_BE_RST_REG);
533 	regs[532] = dsaf_read_dev(ppe_cb, PPE_CURR_TNL_CAN_RST_REG);
534 
535 	regs[533] = dsaf_read_dev(ppe_cb, PPE_CFG_XGE_MODE_REG);
536 	regs[534] = dsaf_read_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG);
537 	regs[535] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_MODE_REG);
538 	regs[536] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_VLAN_TAG_REG);
539 	regs[537] = dsaf_read_dev(ppe_cb, PPE_CFG_TAG_GEN_REG);
540 	regs[538] = dsaf_read_dev(ppe_cb, PPE_CFG_PARSE_TAG_REG);
541 	regs[539] = dsaf_read_dev(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG);
542 
543 	regs[540] = dsaf_read_dev(ppe_cb, PPE_INTEN_REG);
544 	regs[541] = dsaf_read_dev(ppe_cb, PPE_RINT_REG);
545 	regs[542] = dsaf_read_dev(ppe_cb, PPE_INTSTS_REG);
546 	regs[543] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_INT_REG);
547 
548 	regs[544] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME0_REG);
549 	regs[545] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME1_REG);
550 
551 	/* ppe static */
552 	regs[546] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG);
553 	regs[547] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG);
554 	regs[548] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG);
555 	regs[549] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG);
556 	regs[550] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG);
557 	regs[551] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG);
558 	regs[552] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG);
559 	regs[553] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG);
560 	regs[554] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG);
561 	regs[555] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG);
562 	regs[556] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG);
563 	regs[557] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG);
564 
565 	regs[558] = dsaf_read_dev(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG);
566 	regs[559] = dsaf_read_dev(ppe_cb, PPE_CFG_AXI_DBG_REG);
567 	regs[560] = dsaf_read_dev(ppe_cb, PPE_HIS_PRO_ERR_REG);
568 	regs[561] = dsaf_read_dev(ppe_cb, PPE_HIS_TNL_FIFO_ERR_REG);
569 	regs[562] = dsaf_read_dev(ppe_cb, PPE_CURR_CFF_DATA_NUM_REG);
570 	regs[563] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_ST_REG);
571 	regs[564] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_ST_REG);
572 	regs[565] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO0_REG);
573 	regs[566] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO1_REG);
574 	regs[567] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG);
575 	regs[568] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO1_REG);
576 	regs[569] = dsaf_read_dev(ppe_cb, PPE_ECO0_REG);
577 	regs[570] = dsaf_read_dev(ppe_cb, PPE_ECO1_REG);
578 	regs[571] = dsaf_read_dev(ppe_cb, PPE_ECO2_REG);
579 
580 	/* mark end of ppe regs */
581 	for (i = 572; i < 576; i++)
582 		regs[i] = 0xeeeeeeee;
583 }
584