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511e6bc0 | 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 | ||
64353af6 S |
22 | void hns_ppe_set_tso_enable(struct hns_ppe_cb *ppe_cb, u32 value) |
23 | { | |
24 | dsaf_set_dev_bit(ppe_cb, PPEV2_CFG_TSO_EN_REG, 0, !!value); | |
25 | } | |
26 | ||
6bc0ce7d S |
27 | void hns_ppe_set_rss_key(struct hns_ppe_cb *ppe_cb, |
28 | const u32 rss_key[HNS_PPEV2_RSS_KEY_NUM]) | |
29 | { | |
30 | int key_item = 0; | |
31 | ||
32 | for (key_item = 0; key_item < HNS_PPEV2_RSS_KEY_NUM; key_item++) | |
33 | dsaf_write_dev(ppe_cb, PPEV2_RSS_KEY_REG + key_item * 0x4, | |
34 | rss_key[key_item]); | |
35 | } | |
36 | ||
37 | void hns_ppe_set_indir_table(struct hns_ppe_cb *ppe_cb, | |
38 | const u32 rss_tab[HNS_PPEV2_RSS_IND_TBL_SIZE]) | |
39 | { | |
40 | int i; | |
41 | int reg_value; | |
42 | ||
43 | for (i = 0; i < (HNS_PPEV2_RSS_IND_TBL_SIZE / 4); i++) { | |
44 | reg_value = dsaf_read_dev(ppe_cb, | |
45 | PPEV2_INDRECTION_TBL_REG + i * 0x4); | |
46 | ||
47 | dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N0_M, | |
48 | PPEV2_CFG_RSS_TBL_4N0_S, | |
49 | rss_tab[i * 4 + 0] & 0x1F); | |
50 | dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N1_M, | |
51 | PPEV2_CFG_RSS_TBL_4N1_S, | |
52 | rss_tab[i * 4 + 1] & 0x1F); | |
53 | dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N2_M, | |
54 | PPEV2_CFG_RSS_TBL_4N2_S, | |
55 | rss_tab[i * 4 + 2] & 0x1F); | |
56 | dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N3_M, | |
57 | PPEV2_CFG_RSS_TBL_4N3_S, | |
58 | rss_tab[i * 4 + 3] & 0x1F); | |
59 | dsaf_write_dev( | |
60 | ppe_cb, PPEV2_INDRECTION_TBL_REG + i * 0x4, reg_value); | |
61 | } | |
62 | } | |
63 | ||
511e6bc0 | 64 | static void __iomem *hns_ppe_common_get_ioaddr( |
65 | struct ppe_common_cb *ppe_common) | |
66 | { | |
67 | void __iomem *base_addr; | |
68 | ||
69 | int idx = ppe_common->comm_index; | |
70 | ||
71 | if (idx == HNS_DSAF_COMM_SERVICE_NW_IDX) | |
72 | base_addr = ppe_common->dsaf_dev->ppe_base | |
73 | + PPE_COMMON_REG_OFFSET; | |
74 | else | |
75 | base_addr = ppe_common->dsaf_dev->sds_base | |
76 | + (idx - 1) * HNS_DSAF_DEBUG_NW_REG_OFFSET | |
77 | + PPE_COMMON_REG_OFFSET; | |
78 | ||
79 | return base_addr; | |
80 | } | |
81 | ||
82 | /** | |
83 | * hns_ppe_common_get_cfg - get ppe common config | |
84 | * @dsaf_dev: dasf device | |
85 | * comm_index: common index | |
86 | * retuen 0 - success , negative --fail | |
87 | */ | |
88 | int hns_ppe_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index) | |
89 | { | |
90 | struct ppe_common_cb *ppe_common; | |
91 | int ppe_num; | |
92 | ||
93 | if (comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX) | |
94 | ppe_num = HNS_PPE_SERVICE_NW_ENGINE_NUM; | |
95 | else | |
96 | ppe_num = HNS_PPE_DEBUG_NW_ENGINE_NUM; | |
97 | ||
98 | ppe_common = devm_kzalloc(dsaf_dev->dev, sizeof(*ppe_common) + | |
99 | ppe_num * sizeof(struct hns_ppe_cb), GFP_KERNEL); | |
100 | if (!ppe_common) | |
101 | return -ENOMEM; | |
102 | ||
103 | ppe_common->ppe_num = ppe_num; | |
104 | ppe_common->dsaf_dev = dsaf_dev; | |
105 | ppe_common->comm_index = comm_index; | |
106 | if (comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX) | |
107 | ppe_common->ppe_mode = PPE_COMMON_MODE_SERVICE; | |
108 | else | |
109 | ppe_common->ppe_mode = PPE_COMMON_MODE_DEBUG; | |
110 | ppe_common->dev = dsaf_dev->dev; | |
111 | ||
112 | ppe_common->io_base = hns_ppe_common_get_ioaddr(ppe_common); | |
113 | ||
114 | dsaf_dev->ppe_common[comm_index] = ppe_common; | |
115 | ||
116 | return 0; | |
117 | } | |
118 | ||
119 | void hns_ppe_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index) | |
120 | { | |
121 | dsaf_dev->ppe_common[comm_index] = NULL; | |
122 | } | |
123 | ||
124 | static void __iomem *hns_ppe_get_iobase(struct ppe_common_cb *ppe_common, | |
125 | int ppe_idx) | |
126 | { | |
127 | void __iomem *base_addr; | |
128 | int common_idx = ppe_common->comm_index; | |
129 | ||
130 | if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) { | |
131 | base_addr = ppe_common->dsaf_dev->ppe_base + | |
132 | ppe_idx * PPE_REG_OFFSET; | |
133 | ||
134 | } else { | |
135 | base_addr = ppe_common->dsaf_dev->sds_base + | |
136 | (common_idx - 1) * HNS_DSAF_DEBUG_NW_REG_OFFSET; | |
137 | } | |
138 | ||
139 | return base_addr; | |
140 | } | |
141 | ||
142 | static int hns_ppe_get_port(struct ppe_common_cb *ppe_common, int idx) | |
143 | { | |
144 | int port; | |
145 | ||
146 | if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) | |
147 | port = idx; | |
148 | else | |
149 | port = HNS_PPE_SERVICE_NW_ENGINE_NUM | |
150 | + ppe_common->comm_index - 1; | |
151 | ||
152 | return port; | |
153 | } | |
154 | ||
155 | static void hns_ppe_get_cfg(struct ppe_common_cb *ppe_common) | |
156 | { | |
157 | u32 i; | |
158 | struct hns_ppe_cb *ppe_cb; | |
159 | u32 ppe_num = ppe_common->ppe_num; | |
160 | ||
161 | for (i = 0; i < ppe_num; i++) { | |
162 | ppe_cb = &ppe_common->ppe_cb[i]; | |
163 | ppe_cb->dev = ppe_common->dev; | |
164 | ppe_cb->next = NULL; | |
165 | ppe_cb->ppe_common_cb = ppe_common; | |
166 | ppe_cb->index = i; | |
167 | ppe_cb->port = hns_ppe_get_port(ppe_common, i); | |
168 | ppe_cb->io_base = hns_ppe_get_iobase(ppe_common, i); | |
169 | ppe_cb->virq = 0; | |
170 | } | |
171 | } | |
172 | ||
173 | static void hns_ppe_cnt_clr_ce(struct hns_ppe_cb *ppe_cb) | |
174 | { | |
175 | dsaf_set_dev_bit(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG, | |
176 | PPE_CNT_CLR_CE_B, 1); | |
177 | } | |
178 | ||
8044f97e S |
179 | static void hns_ppe_set_vlan_strip(struct hns_ppe_cb *ppe_cb, int en) |
180 | { | |
181 | dsaf_write_dev(ppe_cb, PPEV2_VLAN_STRIP_EN_REG, en); | |
182 | } | |
183 | ||
511e6bc0 | 184 | /** |
185 | * hns_ppe_checksum_hw - set ppe checksum caculate | |
186 | * @ppe_device: ppe device | |
187 | * @value: value | |
188 | */ | |
189 | static void hns_ppe_checksum_hw(struct hns_ppe_cb *ppe_cb, u32 value) | |
190 | { | |
191 | dsaf_set_dev_field(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG, | |
192 | 0xfffffff, 0, value); | |
193 | } | |
194 | ||
195 | static void hns_ppe_set_qid_mode(struct ppe_common_cb *ppe_common, | |
196 | enum ppe_qid_mode qid_mdoe) | |
197 | { | |
198 | dsaf_set_dev_field(ppe_common, PPE_COM_CFG_QID_MODE_REG, | |
199 | PPE_CFG_QID_MODE_CF_QID_MODE_M, | |
200 | PPE_CFG_QID_MODE_CF_QID_MODE_S, qid_mdoe); | |
201 | } | |
202 | ||
203 | /** | |
204 | * hns_ppe_set_qid - set ppe qid | |
205 | * @ppe_common: ppe common device | |
206 | * @qid: queue id | |
207 | */ | |
208 | static void hns_ppe_set_qid(struct ppe_common_cb *ppe_common, u32 qid) | |
209 | { | |
210 | u32 qid_mod = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG); | |
211 | ||
212 | if (!dsaf_get_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M, | |
213 | PPE_CFG_QID_MODE_DEF_QID_S)) { | |
214 | dsaf_set_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M, | |
215 | PPE_CFG_QID_MODE_DEF_QID_S, qid); | |
216 | dsaf_write_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG, qid_mod); | |
217 | } | |
218 | } | |
219 | ||
220 | /** | |
221 | * hns_ppe_set_port_mode - set port mode | |
222 | * @ppe_device: ppe device | |
223 | * @mode: port mode | |
224 | */ | |
225 | static void hns_ppe_set_port_mode(struct hns_ppe_cb *ppe_cb, | |
226 | enum ppe_port_mode mode) | |
227 | { | |
228 | dsaf_write_dev(ppe_cb, PPE_CFG_XGE_MODE_REG, mode); | |
229 | } | |
230 | ||
231 | /** | |
232 | * hns_ppe_common_init_hw - init ppe common device | |
233 | * @ppe_common: ppe common device | |
234 | * | |
235 | * Return 0 on success, negative on failure | |
236 | */ | |
237 | static int hns_ppe_common_init_hw(struct ppe_common_cb *ppe_common) | |
238 | { | |
239 | enum ppe_qid_mode qid_mode; | |
240 | enum dsaf_mode dsaf_mode = ppe_common->dsaf_dev->dsaf_mode; | |
241 | ||
242 | hns_ppe_com_srst(ppe_common, 0); | |
243 | mdelay(100); | |
244 | hns_ppe_com_srst(ppe_common, 1); | |
245 | mdelay(100); | |
246 | ||
247 | if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) { | |
248 | switch (dsaf_mode) { | |
249 | case DSAF_MODE_ENABLE_FIX: | |
250 | case DSAF_MODE_DISABLE_FIX: | |
251 | qid_mode = PPE_QID_MODE0; | |
252 | hns_ppe_set_qid(ppe_common, 0); | |
253 | break; | |
254 | case DSAF_MODE_ENABLE_0VM: | |
255 | case DSAF_MODE_DISABLE_2PORT_64VM: | |
256 | qid_mode = PPE_QID_MODE3; | |
257 | break; | |
258 | case DSAF_MODE_ENABLE_8VM: | |
259 | case DSAF_MODE_DISABLE_2PORT_16VM: | |
260 | qid_mode = PPE_QID_MODE4; | |
261 | break; | |
262 | case DSAF_MODE_ENABLE_16VM: | |
263 | case DSAF_MODE_DISABLE_6PORT_0VM: | |
264 | qid_mode = PPE_QID_MODE5; | |
265 | break; | |
266 | case DSAF_MODE_ENABLE_32VM: | |
267 | case DSAF_MODE_DISABLE_6PORT_16VM: | |
268 | qid_mode = PPE_QID_MODE2; | |
269 | break; | |
270 | case DSAF_MODE_ENABLE_128VM: | |
271 | case DSAF_MODE_DISABLE_6PORT_4VM: | |
272 | qid_mode = PPE_QID_MODE1; | |
273 | break; | |
274 | case DSAF_MODE_DISABLE_2PORT_8VM: | |
275 | qid_mode = PPE_QID_MODE7; | |
276 | break; | |
277 | case DSAF_MODE_DISABLE_6PORT_2VM: | |
278 | qid_mode = PPE_QID_MODE6; | |
279 | break; | |
280 | default: | |
281 | dev_err(ppe_common->dev, | |
282 | "get ppe queue mode failed! dsaf_mode=%d\n", | |
283 | dsaf_mode); | |
284 | return -EINVAL; | |
285 | } | |
286 | hns_ppe_set_qid_mode(ppe_common, qid_mode); | |
287 | } | |
288 | ||
289 | dsaf_set_dev_bit(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG, | |
290 | PPE_COMMON_CNT_CLR_CE_B, 1); | |
291 | ||
292 | return 0; | |
293 | } | |
294 | ||
295 | /*clr ppe exception irq*/ | |
296 | static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en) | |
297 | { | |
298 | u32 clr_vlue = 0xfffffffful; | |
299 | u32 msk_vlue = en ? 0xfffffffful : 0; /*1 is en, 0 is dis*/ | |
300 | u32 vld_msk = 0; | |
301 | ||
302 | /*only care bit 0,1,7*/ | |
303 | dsaf_set_bit(vld_msk, 0, 1); | |
304 | dsaf_set_bit(vld_msk, 1, 1); | |
305 | dsaf_set_bit(vld_msk, 7, 1); | |
306 | ||
307 | /*clr sts**/ | |
308 | dsaf_write_dev(ppe_cb, PPE_RINT_REG, clr_vlue); | |
309 | ||
310 | /*for some reserved bits, so set 0**/ | |
311 | dsaf_write_dev(ppe_cb, PPE_INTEN_REG, msk_vlue & vld_msk); | |
312 | } | |
313 | ||
314 | /** | |
315 | * ppe_init_hw - init ppe | |
6bc0ce7d | 316 | * @ppe_cb: ppe device |
511e6bc0 | 317 | */ |
318 | static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb) | |
319 | { | |
320 | struct ppe_common_cb *ppe_common_cb = ppe_cb->ppe_common_cb; | |
321 | u32 port = ppe_cb->port; | |
322 | struct dsaf_device *dsaf_dev = ppe_common_cb->dsaf_dev; | |
6bc0ce7d S |
323 | int i; |
324 | ||
325 | /* get default RSS key */ | |
326 | netdev_rss_key_fill(ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); | |
511e6bc0 | 327 | |
328 | hns_ppe_srst_by_port(dsaf_dev, port, 0); | |
329 | mdelay(10); | |
330 | hns_ppe_srst_by_port(dsaf_dev, port, 1); | |
331 | ||
332 | /* clr and msk except irq*/ | |
333 | hns_ppe_exc_irq_en(ppe_cb, 0); | |
334 | ||
335 | if (ppe_common_cb->ppe_mode == PPE_COMMON_MODE_DEBUG) | |
336 | hns_ppe_set_port_mode(ppe_cb, PPE_MODE_GE); | |
337 | else | |
338 | hns_ppe_set_port_mode(ppe_cb, PPE_MODE_XGE); | |
6bc0ce7d | 339 | |
511e6bc0 | 340 | hns_ppe_checksum_hw(ppe_cb, 0xffffffff); |
341 | hns_ppe_cnt_clr_ce(ppe_cb); | |
6bc0ce7d S |
342 | |
343 | if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) { | |
8044f97e S |
344 | hns_ppe_set_vlan_strip(ppe_cb, 0); |
345 | ||
6bc0ce7d S |
346 | /* set default RSS key in h/w */ |
347 | hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key); | |
348 | ||
349 | /* Set default indrection table in h/w */ | |
350 | for (i = 0; i < HNS_PPEV2_RSS_IND_TBL_SIZE; i++) | |
351 | ppe_cb->rss_indir_table[i] = i; | |
352 | hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); | |
353 | } | |
511e6bc0 | 354 | } |
355 | ||
356 | /** | |
357 | * ppe_uninit_hw - uninit ppe | |
358 | * @ppe_device: ppe device | |
359 | */ | |
360 | static void hns_ppe_uninit_hw(struct hns_ppe_cb *ppe_cb) | |
361 | { | |
362 | u32 port; | |
363 | ||
364 | if (ppe_cb->ppe_common_cb) { | |
365 | port = ppe_cb->index; | |
366 | hns_ppe_srst_by_port(ppe_cb->ppe_common_cb->dsaf_dev, port, 0); | |
367 | } | |
368 | } | |
369 | ||
370 | void hns_ppe_uninit_ex(struct ppe_common_cb *ppe_common) | |
371 | { | |
372 | u32 i; | |
373 | ||
374 | for (i = 0; i < ppe_common->ppe_num; i++) { | |
375 | hns_ppe_uninit_hw(&ppe_common->ppe_cb[i]); | |
376 | memset(&ppe_common->ppe_cb[i], 0, sizeof(struct hns_ppe_cb)); | |
377 | } | |
378 | } | |
379 | ||
380 | void hns_ppe_uninit(struct dsaf_device *dsaf_dev) | |
381 | { | |
382 | u32 i; | |
383 | ||
384 | for (i = 0; i < HNS_PPE_COM_NUM; i++) { | |
385 | if (dsaf_dev->ppe_common[i]) | |
386 | hns_ppe_uninit_ex(dsaf_dev->ppe_common[i]); | |
387 | hns_rcb_common_free_cfg(dsaf_dev, i); | |
388 | hns_ppe_common_free_cfg(dsaf_dev, i); | |
389 | } | |
390 | } | |
391 | ||
392 | /** | |
393 | * hns_ppe_reset - reinit ppe/rcb hw | |
394 | * @dsaf_dev: dasf device | |
395 | * retuen void | |
396 | */ | |
397 | void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index) | |
398 | { | |
399 | u32 i; | |
400 | int ret; | |
401 | struct ppe_common_cb *ppe_common; | |
402 | ||
403 | ppe_common = dsaf_dev->ppe_common[ppe_common_index]; | |
404 | ret = hns_ppe_common_init_hw(ppe_common); | |
405 | if (ret) | |
406 | return; | |
407 | ||
13ac695e S |
408 | for (i = 0; i < ppe_common->ppe_num; i++) |
409 | hns_ppe_init_hw(&ppe_common->ppe_cb[i]); | |
410 | ||
511e6bc0 | 411 | ret = hns_rcb_common_init_hw(dsaf_dev->rcb_common[ppe_common_index]); |
412 | if (ret) | |
413 | return; | |
414 | ||
511e6bc0 | 415 | hns_rcb_common_init_commit_hw(dsaf_dev->rcb_common[ppe_common_index]); |
416 | } | |
417 | ||
418 | void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb) | |
419 | { | |
420 | struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats; | |
421 | ||
422 | hw_stats->rx_pkts_from_sw | |
423 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG); | |
424 | hw_stats->rx_pkts | |
425 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG); | |
426 | hw_stats->rx_drop_no_bd | |
427 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG); | |
428 | hw_stats->rx_alloc_buf_fail | |
429 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG); | |
430 | hw_stats->rx_alloc_buf_wait | |
431 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG); | |
432 | hw_stats->rx_drop_no_buf | |
433 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG); | |
434 | hw_stats->rx_err_fifo_full | |
435 | += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG); | |
436 | ||
437 | hw_stats->tx_bd_form_rcb | |
438 | += dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG); | |
439 | hw_stats->tx_pkts_from_rcb | |
440 | += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG); | |
441 | hw_stats->tx_pkts | |
442 | += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG); | |
443 | hw_stats->tx_err_fifo_empty | |
444 | += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG); | |
445 | hw_stats->tx_err_checksum | |
446 | += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG); | |
447 | } | |
448 | ||
449 | int hns_ppe_get_sset_count(int stringset) | |
450 | { | |
451 | if (stringset == ETH_SS_STATS) | |
452 | return ETH_PPE_STATIC_NUM; | |
453 | return 0; | |
454 | } | |
455 | ||
456 | int hns_ppe_get_regs_count(void) | |
457 | { | |
458 | return ETH_PPE_DUMP_NUM; | |
459 | } | |
460 | ||
461 | /** | |
462 | * ppe_get_strings - get ppe srting | |
463 | * @ppe_device: ppe device | |
464 | * @stringset: string set type | |
465 | * @data: output string | |
466 | */ | |
467 | void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 *data) | |
468 | { | |
469 | char *buff = (char *)data; | |
470 | int index = ppe_cb->index; | |
471 | ||
472 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_sw_pkt", index); | |
473 | buff = buff + ETH_GSTRING_LEN; | |
474 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_ok", index); | |
475 | buff = buff + ETH_GSTRING_LEN; | |
476 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_drop_pkt_no_bd", index); | |
477 | buff = buff + ETH_GSTRING_LEN; | |
478 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_fail", index); | |
479 | buff = buff + ETH_GSTRING_LEN; | |
480 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_wait", index); | |
481 | buff = buff + ETH_GSTRING_LEN; | |
482 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_drop_no_buf", index); | |
483 | buff = buff + ETH_GSTRING_LEN; | |
484 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_err_fifo_full", index); | |
485 | buff = buff + ETH_GSTRING_LEN; | |
486 | ||
487 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_bd", index); | |
488 | buff = buff + ETH_GSTRING_LEN; | |
489 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt", index); | |
490 | buff = buff + ETH_GSTRING_LEN; | |
491 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_ok", index); | |
492 | buff = buff + ETH_GSTRING_LEN; | |
493 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_fifo_empty", index); | |
494 | buff = buff + ETH_GSTRING_LEN; | |
495 | snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_csum_fail", index); | |
496 | } | |
497 | ||
498 | void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data) | |
499 | { | |
500 | u64 *regs_buff = data; | |
501 | struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats; | |
502 | ||
503 | regs_buff[0] = hw_stats->rx_pkts_from_sw; | |
504 | regs_buff[1] = hw_stats->rx_pkts; | |
505 | regs_buff[2] = hw_stats->rx_drop_no_bd; | |
506 | regs_buff[3] = hw_stats->rx_alloc_buf_fail; | |
507 | regs_buff[4] = hw_stats->rx_alloc_buf_wait; | |
508 | regs_buff[5] = hw_stats->rx_drop_no_buf; | |
509 | regs_buff[6] = hw_stats->rx_err_fifo_full; | |
510 | ||
511 | regs_buff[7] = hw_stats->tx_bd_form_rcb; | |
512 | regs_buff[8] = hw_stats->tx_pkts_from_rcb; | |
513 | regs_buff[9] = hw_stats->tx_pkts; | |
514 | regs_buff[10] = hw_stats->tx_err_fifo_empty; | |
515 | regs_buff[11] = hw_stats->tx_err_checksum; | |
516 | } | |
517 | ||
518 | /** | |
519 | * hns_ppe_init - init ppe device | |
520 | * @dsaf_dev: dasf device | |
521 | * retuen 0 - success , negative --fail | |
522 | */ | |
523 | int hns_ppe_init(struct dsaf_device *dsaf_dev) | |
524 | { | |
525 | int i, k; | |
526 | int ret; | |
527 | ||
528 | for (i = 0; i < HNS_PPE_COM_NUM; i++) { | |
529 | ret = hns_ppe_common_get_cfg(dsaf_dev, i); | |
530 | if (ret) | |
531 | goto get_ppe_cfg_fail; | |
532 | ||
533 | ret = hns_rcb_common_get_cfg(dsaf_dev, i); | |
534 | if (ret) | |
535 | goto get_rcb_cfg_fail; | |
536 | ||
537 | hns_ppe_get_cfg(dsaf_dev->ppe_common[i]); | |
538 | ||
539 | hns_rcb_get_cfg(dsaf_dev->rcb_common[i]); | |
540 | } | |
541 | ||
542 | for (i = 0; i < HNS_PPE_COM_NUM; i++) | |
543 | hns_ppe_reset_common(dsaf_dev, i); | |
544 | ||
545 | return 0; | |
546 | ||
547 | get_rcb_cfg_fail: | |
548 | hns_ppe_common_free_cfg(dsaf_dev, i); | |
549 | get_ppe_cfg_fail: | |
550 | for (k = i - 1; k >= 0; k--) { | |
551 | hns_rcb_common_free_cfg(dsaf_dev, k); | |
552 | hns_ppe_common_free_cfg(dsaf_dev, k); | |
553 | } | |
554 | return ret; | |
555 | } | |
556 | ||
557 | void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data) | |
558 | { | |
559 | struct ppe_common_cb *ppe_common = ppe_cb->ppe_common_cb; | |
560 | u32 *regs = data; | |
561 | u32 i; | |
562 | u32 offset; | |
563 | ||
564 | /* ppe common registers */ | |
565 | regs[0] = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG); | |
566 | regs[1] = dsaf_read_dev(ppe_common, PPE_COM_INTEN_REG); | |
567 | regs[2] = dsaf_read_dev(ppe_common, PPE_COM_RINT_REG); | |
568 | regs[3] = dsaf_read_dev(ppe_common, PPE_COM_INTSTS_REG); | |
569 | regs[4] = dsaf_read_dev(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG); | |
570 | ||
571 | for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++) { | |
572 | offset = PPE_COM_HIS_RX_PKT_QID_DROP_CNT_REG + 0x4 * i; | |
573 | regs[5 + i] = dsaf_read_dev(ppe_common, offset); | |
574 | offset = PPE_COM_HIS_RX_PKT_QID_OK_CNT_REG + 0x4 * i; | |
575 | regs[5 + i + DSAF_TOTAL_QUEUE_NUM] | |
576 | = dsaf_read_dev(ppe_common, offset); | |
577 | offset = PPE_COM_HIS_TX_PKT_QID_ERR_CNT_REG + 0x4 * i; | |
578 | regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 2] | |
579 | = dsaf_read_dev(ppe_common, offset); | |
580 | offset = PPE_COM_HIS_TX_PKT_QID_OK_CNT_REG + 0x4 * i; | |
581 | regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 3] | |
582 | = dsaf_read_dev(ppe_common, offset); | |
583 | } | |
584 | ||
585 | /* mark end of ppe regs */ | |
586 | for (i = 521; i < 524; i++) | |
587 | regs[i] = 0xeeeeeeee; | |
588 | ||
589 | /* ppe channel registers */ | |
590 | regs[525] = dsaf_read_dev(ppe_cb, PPE_CFG_TX_FIFO_THRSLD_REG); | |
591 | regs[526] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_THRSLD_REG); | |
592 | regs[527] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_PAUSE_THRSLD_REG); | |
593 | regs[528] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_SW_BP_THRSLD_REG); | |
594 | regs[529] = dsaf_read_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG); | |
595 | regs[530] = dsaf_read_dev(ppe_cb, PPE_CFG_BUS_CTRL_REG); | |
596 | regs[531] = dsaf_read_dev(ppe_cb, PPE_CFG_TNL_TO_BE_RST_REG); | |
597 | regs[532] = dsaf_read_dev(ppe_cb, PPE_CURR_TNL_CAN_RST_REG); | |
598 | ||
599 | regs[533] = dsaf_read_dev(ppe_cb, PPE_CFG_XGE_MODE_REG); | |
600 | regs[534] = dsaf_read_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG); | |
601 | regs[535] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_MODE_REG); | |
602 | regs[536] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_VLAN_TAG_REG); | |
603 | regs[537] = dsaf_read_dev(ppe_cb, PPE_CFG_TAG_GEN_REG); | |
604 | regs[538] = dsaf_read_dev(ppe_cb, PPE_CFG_PARSE_TAG_REG); | |
605 | regs[539] = dsaf_read_dev(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG); | |
606 | ||
607 | regs[540] = dsaf_read_dev(ppe_cb, PPE_INTEN_REG); | |
608 | regs[541] = dsaf_read_dev(ppe_cb, PPE_RINT_REG); | |
609 | regs[542] = dsaf_read_dev(ppe_cb, PPE_INTSTS_REG); | |
610 | regs[543] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_INT_REG); | |
611 | ||
612 | regs[544] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME0_REG); | |
613 | regs[545] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME1_REG); | |
614 | ||
615 | /* ppe static */ | |
616 | regs[546] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG); | |
617 | regs[547] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG); | |
618 | regs[548] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG); | |
619 | regs[549] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG); | |
620 | regs[550] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG); | |
621 | regs[551] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG); | |
622 | regs[552] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG); | |
623 | regs[553] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG); | |
624 | regs[554] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG); | |
625 | regs[555] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG); | |
626 | regs[556] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG); | |
627 | regs[557] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG); | |
628 | ||
629 | regs[558] = dsaf_read_dev(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG); | |
630 | regs[559] = dsaf_read_dev(ppe_cb, PPE_CFG_AXI_DBG_REG); | |
631 | regs[560] = dsaf_read_dev(ppe_cb, PPE_HIS_PRO_ERR_REG); | |
632 | regs[561] = dsaf_read_dev(ppe_cb, PPE_HIS_TNL_FIFO_ERR_REG); | |
633 | regs[562] = dsaf_read_dev(ppe_cb, PPE_CURR_CFF_DATA_NUM_REG); | |
634 | regs[563] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_ST_REG); | |
635 | regs[564] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_ST_REG); | |
636 | regs[565] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO0_REG); | |
637 | regs[566] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO1_REG); | |
638 | regs[567] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG); | |
639 | regs[568] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO1_REG); | |
640 | regs[569] = dsaf_read_dev(ppe_cb, PPE_ECO0_REG); | |
641 | regs[570] = dsaf_read_dev(ppe_cb, PPE_ECO1_REG); | |
642 | regs[571] = dsaf_read_dev(ppe_cb, PPE_ECO2_REG); | |
643 | ||
644 | /* mark end of ppe regs */ | |
645 | for (i = 572; i < 576; i++) | |
646 | regs[i] = 0xeeeeeeee; | |
647 | } |