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Merge tag 'for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford...
[mirror_ubuntu-zesty-kernel.git] / drivers / net / ethernet / hisilicon / hns / hns_dsaf_main.c
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/acpi.h>
11 #include <linux/device.h>
12 #include <linux/init.h>
13 #include <linux/interrupt.h>
14 #include <linux/kernel.h>
15 #include <linux/module.h>
16 #include <linux/netdevice.h>
17 #include <linux/mfd/syscon.h>
18 #include <linux/of.h>
19 #include <linux/of_address.h>
20 #include <linux/of_irq.h>
21 #include <linux/of_platform.h>
22 #include <linux/platform_device.h>
23 #include <linux/vmalloc.h>
24
25 #include "hns_dsaf_mac.h"
26 #include "hns_dsaf_main.h"
27 #include "hns_dsaf_ppe.h"
28 #include "hns_dsaf_rcb.h"
29 #include "hns_dsaf_misc.h"
30
31 const char *g_dsaf_mode_match[DSAF_MODE_MAX] = {
32 [DSAF_MODE_DISABLE_2PORT_64VM] = "2port-64vf",
33 [DSAF_MODE_DISABLE_6PORT_0VM] = "6port-16rss",
34 [DSAF_MODE_DISABLE_6PORT_16VM] = "6port-16vf",
35 [DSAF_MODE_DISABLE_SP] = "single-port",
36 };
37
38 static const struct acpi_device_id hns_dsaf_acpi_match[] = {
39 { "HISI00B1", 0 },
40 { "HISI00B2", 0 },
41 { },
42 };
43 MODULE_DEVICE_TABLE(acpi, hns_dsaf_acpi_match);
44
45 int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
46 {
47 int ret, i;
48 u32 desc_num;
49 u32 buf_size;
50 u32 reset_offset = 0;
51 u32 res_idx = 0;
52 const char *mode_str;
53 struct regmap *syscon;
54 struct resource *res;
55 struct device_node *np = dsaf_dev->dev->of_node, *np_temp;
56 struct platform_device *pdev = to_platform_device(dsaf_dev->dev);
57
58 if (dev_of_node(dsaf_dev->dev)) {
59 if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1"))
60 dsaf_dev->dsaf_ver = AE_VERSION_1;
61 else
62 dsaf_dev->dsaf_ver = AE_VERSION_2;
63 } else if (is_acpi_node(dsaf_dev->dev->fwnode)) {
64 if (acpi_dev_found(hns_dsaf_acpi_match[0].id))
65 dsaf_dev->dsaf_ver = AE_VERSION_1;
66 else if (acpi_dev_found(hns_dsaf_acpi_match[1].id))
67 dsaf_dev->dsaf_ver = AE_VERSION_2;
68 else
69 return -ENXIO;
70 } else {
71 dev_err(dsaf_dev->dev, "cannot get cfg data from of or acpi\n");
72 return -ENXIO;
73 }
74
75 ret = device_property_read_string(dsaf_dev->dev, "mode", &mode_str);
76 if (ret) {
77 dev_err(dsaf_dev->dev, "get dsaf mode fail, ret=%d!\n", ret);
78 return ret;
79 }
80 for (i = 0; i < DSAF_MODE_MAX; i++) {
81 if (g_dsaf_mode_match[i] &&
82 !strcmp(mode_str, g_dsaf_mode_match[i]))
83 break;
84 }
85 if (i >= DSAF_MODE_MAX ||
86 i == DSAF_MODE_INVALID || i == DSAF_MODE_ENABLE) {
87 dev_err(dsaf_dev->dev,
88 "%s prs mode str fail!\n", dsaf_dev->ae_dev.name);
89 return -EINVAL;
90 }
91 dsaf_dev->dsaf_mode = (enum dsaf_mode)i;
92
93 if (dsaf_dev->dsaf_mode > DSAF_MODE_ENABLE)
94 dsaf_dev->dsaf_en = HRD_DSAF_NO_DSAF_MODE;
95 else
96 dsaf_dev->dsaf_en = HRD_DSAF_MODE;
97
98 if ((i == DSAF_MODE_ENABLE_16VM) ||
99 (i == DSAF_MODE_DISABLE_2PORT_8VM) ||
100 (i == DSAF_MODE_DISABLE_6PORT_2VM))
101 dsaf_dev->dsaf_tc_mode = HRD_DSAF_8TC_MODE;
102 else
103 dsaf_dev->dsaf_tc_mode = HRD_DSAF_4TC_MODE;
104
105 if (dev_of_node(dsaf_dev->dev)) {
106 np_temp = of_parse_phandle(np, "subctrl-syscon", 0);
107 syscon = syscon_node_to_regmap(np_temp);
108 of_node_put(np_temp);
109 if (IS_ERR_OR_NULL(syscon)) {
110 res = platform_get_resource(pdev, IORESOURCE_MEM,
111 res_idx++);
112 if (!res) {
113 dev_err(dsaf_dev->dev, "subctrl info is needed!\n");
114 return -ENOMEM;
115 }
116
117 dsaf_dev->sc_base = devm_ioremap_resource(&pdev->dev,
118 res);
119 if (IS_ERR(dsaf_dev->sc_base))
120 return PTR_ERR(dsaf_dev->sc_base);
121
122 res = platform_get_resource(pdev, IORESOURCE_MEM,
123 res_idx++);
124 if (!res) {
125 dev_err(dsaf_dev->dev, "serdes-ctrl info is needed!\n");
126 return -ENOMEM;
127 }
128
129 dsaf_dev->sds_base = devm_ioremap_resource(&pdev->dev,
130 res);
131 if (IS_ERR(dsaf_dev->sds_base))
132 return PTR_ERR(dsaf_dev->sds_base);
133 } else {
134 dsaf_dev->sub_ctrl = syscon;
135 }
136 }
137
138 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ppe-base");
139 if (!res) {
140 res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++);
141 if (!res) {
142 dev_err(dsaf_dev->dev, "ppe-base info is needed!\n");
143 return -ENOMEM;
144 }
145 }
146 dsaf_dev->ppe_base = devm_ioremap_resource(&pdev->dev, res);
147 if (IS_ERR(dsaf_dev->ppe_base))
148 return PTR_ERR(dsaf_dev->ppe_base);
149 dsaf_dev->ppe_paddr = res->start;
150
151 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
152 res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
153 "dsaf-base");
154 if (!res) {
155 res = platform_get_resource(pdev, IORESOURCE_MEM,
156 res_idx);
157 if (!res) {
158 dev_err(dsaf_dev->dev,
159 "dsaf-base info is needed!\n");
160 return -ENOMEM;
161 }
162 }
163 dsaf_dev->io_base = devm_ioremap_resource(&pdev->dev, res);
164 if (IS_ERR(dsaf_dev->io_base))
165 return PTR_ERR(dsaf_dev->io_base);
166 }
167
168 ret = device_property_read_u32(dsaf_dev->dev, "desc-num", &desc_num);
169 if (ret < 0 || desc_num < HNS_DSAF_MIN_DESC_CNT ||
170 desc_num > HNS_DSAF_MAX_DESC_CNT) {
171 dev_err(dsaf_dev->dev, "get desc-num(%d) fail, ret=%d!\n",
172 desc_num, ret);
173 return -EINVAL;
174 }
175 dsaf_dev->desc_num = desc_num;
176
177 ret = device_property_read_u32(dsaf_dev->dev, "reset-field-offset",
178 &reset_offset);
179 if (ret < 0) {
180 dev_dbg(dsaf_dev->dev,
181 "get reset-field-offset fail, ret=%d!\r\n", ret);
182 }
183 dsaf_dev->reset_offset = reset_offset;
184
185 ret = device_property_read_u32(dsaf_dev->dev, "buf-size", &buf_size);
186 if (ret < 0) {
187 dev_err(dsaf_dev->dev,
188 "get buf-size fail, ret=%d!\r\n", ret);
189 return ret;
190 }
191 dsaf_dev->buf_size = buf_size;
192
193 dsaf_dev->buf_size_type = hns_rcb_buf_size2type(buf_size);
194 if (dsaf_dev->buf_size_type < 0) {
195 dev_err(dsaf_dev->dev,
196 "buf_size(%d) is wrong!\n", buf_size);
197 return -EINVAL;
198 }
199
200 dsaf_dev->misc_op = hns_misc_op_get(dsaf_dev);
201 if (!dsaf_dev->misc_op)
202 return -ENOMEM;
203
204 if (!dma_set_mask_and_coherent(dsaf_dev->dev, DMA_BIT_MASK(64ULL)))
205 dev_dbg(dsaf_dev->dev, "set mask to 64bit\n");
206 else
207 dev_err(dsaf_dev->dev, "set mask to 64bit fail!\n");
208
209 return 0;
210 }
211
212 /**
213 * hns_dsaf_sbm_link_sram_init_en - config dsaf_sbm_init_en
214 * @dsaf_id: dsa fabric id
215 */
216 static void hns_dsaf_sbm_link_sram_init_en(struct dsaf_device *dsaf_dev)
217 {
218 dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG, DSAF_CFG_SBM_INIT_S, 1);
219 }
220
221 /**
222 * hns_dsaf_reg_cnt_clr_ce - config hns_dsaf_reg_cnt_clr_ce
223 * @dsaf_id: dsa fabric id
224 * @hns_dsaf_reg_cnt_clr_ce: config value
225 */
226 static void
227 hns_dsaf_reg_cnt_clr_ce(struct dsaf_device *dsaf_dev, u32 reg_cnt_clr_ce)
228 {
229 dsaf_set_dev_bit(dsaf_dev, DSAF_DSA_REG_CNT_CLR_CE_REG,
230 DSAF_CNT_CLR_CE_S, reg_cnt_clr_ce);
231 }
232
233 /**
234 * hns_ppe_qid_cfg - config ppe qid
235 * @dsaf_id: dsa fabric id
236 * @pppe_qid_cfg: value array
237 */
238 static void
239 hns_dsaf_ppe_qid_cfg(struct dsaf_device *dsaf_dev, u32 qid_cfg)
240 {
241 u32 i;
242
243 for (i = 0; i < DSAF_COMM_CHN; i++) {
244 dsaf_set_dev_field(dsaf_dev,
245 DSAF_PPE_QID_CFG_0_REG + 0x0004 * i,
246 DSAF_PPE_QID_CFG_M, DSAF_PPE_QID_CFG_S,
247 qid_cfg);
248 }
249 }
250
251 static void hns_dsaf_mix_def_qid_cfg(struct dsaf_device *dsaf_dev)
252 {
253 u16 max_q_per_vf, max_vfn;
254 u32 q_id, q_num_per_port;
255 u32 i;
256
257 hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf);
258 q_num_per_port = max_vfn * max_q_per_vf;
259
260 for (i = 0, q_id = 0; i < DSAF_SERVICE_NW_NUM; i++) {
261 dsaf_set_dev_field(dsaf_dev,
262 DSAF_MIX_DEF_QID_0_REG + 0x0004 * i,
263 0xff, 0, q_id);
264 q_id += q_num_per_port;
265 }
266 }
267
268 static void hns_dsaf_inner_qid_cfg(struct dsaf_device *dsaf_dev)
269 {
270 u16 max_q_per_vf, max_vfn;
271 u32 q_id, q_num_per_port;
272 u32 mac_id;
273
274 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
275 return;
276
277 hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf);
278 q_num_per_port = max_vfn * max_q_per_vf;
279
280 for (mac_id = 0, q_id = 0; mac_id < DSAF_SERVICE_NW_NUM; mac_id++) {
281 dsaf_set_dev_field(dsaf_dev,
282 DSAFV2_SERDES_LBK_0_REG + 4 * mac_id,
283 DSAFV2_SERDES_LBK_QID_M,
284 DSAFV2_SERDES_LBK_QID_S,
285 q_id);
286 q_id += q_num_per_port;
287 }
288 }
289
290 /**
291 * hns_dsaf_sw_port_type_cfg - cfg sw type
292 * @dsaf_id: dsa fabric id
293 * @psw_port_type: array
294 */
295 static void hns_dsaf_sw_port_type_cfg(struct dsaf_device *dsaf_dev,
296 enum dsaf_sw_port_type port_type)
297 {
298 u32 i;
299
300 for (i = 0; i < DSAF_SW_PORT_NUM; i++) {
301 dsaf_set_dev_field(dsaf_dev,
302 DSAF_SW_PORT_TYPE_0_REG + 0x0004 * i,
303 DSAF_SW_PORT_TYPE_M, DSAF_SW_PORT_TYPE_S,
304 port_type);
305 }
306 }
307
308 /**
309 * hns_dsaf_stp_port_type_cfg - cfg stp type
310 * @dsaf_id: dsa fabric id
311 * @pstp_port_type: array
312 */
313 static void hns_dsaf_stp_port_type_cfg(struct dsaf_device *dsaf_dev,
314 enum dsaf_stp_port_type port_type)
315 {
316 u32 i;
317
318 for (i = 0; i < DSAF_COMM_CHN; i++) {
319 dsaf_set_dev_field(dsaf_dev,
320 DSAF_STP_PORT_TYPE_0_REG + 0x0004 * i,
321 DSAF_STP_PORT_TYPE_M, DSAF_STP_PORT_TYPE_S,
322 port_type);
323 }
324 }
325
326 #define HNS_DSAF_SBM_NUM(dev) \
327 (AE_IS_VER1((dev)->dsaf_ver) ? DSAF_SBM_NUM : DSAFV2_SBM_NUM)
328 /**
329 * hns_dsaf_sbm_cfg - config sbm
330 * @dsaf_id: dsa fabric id
331 */
332 static void hns_dsaf_sbm_cfg(struct dsaf_device *dsaf_dev)
333 {
334 u32 o_sbm_cfg;
335 u32 i;
336
337 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
338 o_sbm_cfg = dsaf_read_dev(dsaf_dev,
339 DSAF_SBM_CFG_REG_0_REG + 0x80 * i);
340 dsaf_set_bit(o_sbm_cfg, DSAF_SBM_CFG_EN_S, 1);
341 dsaf_set_bit(o_sbm_cfg, DSAF_SBM_CFG_SHCUT_EN_S, 0);
342 dsaf_write_dev(dsaf_dev,
343 DSAF_SBM_CFG_REG_0_REG + 0x80 * i, o_sbm_cfg);
344 }
345 }
346
347 /**
348 * hns_dsaf_sbm_cfg_mib_en - config sbm
349 * @dsaf_id: dsa fabric id
350 */
351 static int hns_dsaf_sbm_cfg_mib_en(struct dsaf_device *dsaf_dev)
352 {
353 u32 sbm_cfg_mib_en;
354 u32 i;
355 u32 reg;
356 u32 read_cnt;
357
358 /* validate configure by setting SBM_CFG_MIB_EN bit from 0 to 1. */
359 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
360 reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
361 dsaf_set_dev_bit(dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S, 0);
362 }
363
364 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
365 reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
366 dsaf_set_dev_bit(dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S, 1);
367 }
368
369 /* waitint for all sbm enable finished */
370 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
371 read_cnt = 0;
372 reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
373 do {
374 udelay(1);
375 sbm_cfg_mib_en = dsaf_get_dev_bit(
376 dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S);
377 read_cnt++;
378 } while (sbm_cfg_mib_en == 0 &&
379 read_cnt < DSAF_CFG_READ_CNT);
380
381 if (sbm_cfg_mib_en == 0) {
382 dev_err(dsaf_dev->dev,
383 "sbm_cfg_mib_en fail,%s,sbm_num=%d\n",
384 dsaf_dev->ae_dev.name, i);
385 return -ENODEV;
386 }
387 }
388
389 return 0;
390 }
391
392 /**
393 * hns_dsaf_sbm_bp_wl_cfg - config sbm
394 * @dsaf_id: dsa fabric id
395 */
396 static void hns_dsaf_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev)
397 {
398 u32 o_sbm_bp_cfg;
399 u32 reg;
400 u32 i;
401
402 /* XGE */
403 for (i = 0; i < DSAF_XGE_NUM; i++) {
404 reg = DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + 0x80 * i;
405 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
406 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_COM_MAX_BUF_NUM_M,
407 DSAF_SBM_CFG0_COM_MAX_BUF_NUM_S, 512);
408 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_VC0_MAX_BUF_NUM_M,
409 DSAF_SBM_CFG0_VC0_MAX_BUF_NUM_S, 0);
410 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_VC1_MAX_BUF_NUM_M,
411 DSAF_SBM_CFG0_VC1_MAX_BUF_NUM_S, 0);
412 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
413
414 reg = DSAF_SBM_BP_CFG_1_REG_0_REG + 0x80 * i;
415 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
416 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG1_TC4_MAX_BUF_NUM_M,
417 DSAF_SBM_CFG1_TC4_MAX_BUF_NUM_S, 0);
418 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG1_TC0_MAX_BUF_NUM_M,
419 DSAF_SBM_CFG1_TC0_MAX_BUF_NUM_S, 0);
420 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
421
422 reg = DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + 0x80 * i;
423 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
424 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
425 DSAF_SBM_CFG2_SET_BUF_NUM_S, 104);
426 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
427 DSAF_SBM_CFG2_RESET_BUF_NUM_S, 128);
428 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
429
430 reg = DSAF_SBM_BP_CFG_3_REG_0_REG + 0x80 * i;
431 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
432 dsaf_set_field(o_sbm_bp_cfg,
433 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
434 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 110);
435 dsaf_set_field(o_sbm_bp_cfg,
436 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
437 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 160);
438 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
439
440 /* for no enable pfc mode */
441 reg = DSAF_SBM_BP_CFG_4_REG_0_REG + 0x80 * i;
442 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
443 dsaf_set_field(o_sbm_bp_cfg,
444 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
445 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 128);
446 dsaf_set_field(o_sbm_bp_cfg,
447 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
448 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 192);
449 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
450 }
451
452 /* PPE */
453 for (i = 0; i < DSAF_COMM_CHN; i++) {
454 reg = DSAF_SBM_BP_CFG_2_PPE_REG_0_REG + 0x80 * i;
455 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
456 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
457 DSAF_SBM_CFG2_SET_BUF_NUM_S, 10);
458 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
459 DSAF_SBM_CFG2_RESET_BUF_NUM_S, 12);
460 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
461 }
462
463 /* RoCEE */
464 for (i = 0; i < DSAF_COMM_CHN; i++) {
465 reg = DSAF_SBM_BP_CFG_2_ROCEE_REG_0_REG + 0x80 * i;
466 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
467 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
468 DSAF_SBM_CFG2_SET_BUF_NUM_S, 2);
469 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
470 DSAF_SBM_CFG2_RESET_BUF_NUM_S, 4);
471 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
472 }
473 }
474
475 static void hns_dsafv2_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev)
476 {
477 u32 o_sbm_bp_cfg;
478 u32 reg;
479 u32 i;
480
481 /* XGE */
482 for (i = 0; i < DSAFV2_SBM_XGE_CHN; i++) {
483 reg = DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + 0x80 * i;
484 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
485 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_COM_MAX_BUF_NUM_M,
486 DSAFV2_SBM_CFG0_COM_MAX_BUF_NUM_S, 256);
487 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_VC0_MAX_BUF_NUM_M,
488 DSAFV2_SBM_CFG0_VC0_MAX_BUF_NUM_S, 0);
489 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_VC1_MAX_BUF_NUM_M,
490 DSAFV2_SBM_CFG0_VC1_MAX_BUF_NUM_S, 0);
491 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
492
493 reg = DSAF_SBM_BP_CFG_1_REG_0_REG + 0x80 * i;
494 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
495 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG1_TC4_MAX_BUF_NUM_M,
496 DSAFV2_SBM_CFG1_TC4_MAX_BUF_NUM_S, 0);
497 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG1_TC0_MAX_BUF_NUM_M,
498 DSAFV2_SBM_CFG1_TC0_MAX_BUF_NUM_S, 0);
499 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
500
501 reg = DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + 0x80 * i;
502 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
503 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG2_SET_BUF_NUM_M,
504 DSAFV2_SBM_CFG2_SET_BUF_NUM_S, 104);
505 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG2_RESET_BUF_NUM_M,
506 DSAFV2_SBM_CFG2_RESET_BUF_NUM_S, 128);
507 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
508
509 reg = DSAF_SBM_BP_CFG_3_REG_0_REG + 0x80 * i;
510 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
511 dsaf_set_field(o_sbm_bp_cfg,
512 DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
513 DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 48);
514 dsaf_set_field(o_sbm_bp_cfg,
515 DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
516 DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 80);
517 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
518
519 /* for no enable pfc mode */
520 reg = DSAF_SBM_BP_CFG_4_REG_0_REG + 0x80 * i;
521 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
522 dsaf_set_field(o_sbm_bp_cfg,
523 DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_M,
524 DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_S, 192);
525 dsaf_set_field(o_sbm_bp_cfg,
526 DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_M,
527 DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_S, 240);
528 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
529 }
530
531 /* PPE */
532 for (i = 0; i < DSAFV2_SBM_PPE_CHN; i++) {
533 reg = DSAF_SBM_BP_CFG_2_PPE_REG_0_REG + 0x80 * i;
534 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
535 dsaf_set_field(o_sbm_bp_cfg,
536 DSAFV2_SBM_CFG2_PPE_SET_BUF_NUM_M,
537 DSAFV2_SBM_CFG2_PPE_SET_BUF_NUM_S, 2);
538 dsaf_set_field(o_sbm_bp_cfg,
539 DSAFV2_SBM_CFG2_PPE_RESET_BUF_NUM_M,
540 DSAFV2_SBM_CFG2_PPE_RESET_BUF_NUM_S, 3);
541 dsaf_set_field(o_sbm_bp_cfg,
542 DSAFV2_SBM_CFG2_PPE_CFG_USEFUL_NUM_M,
543 DSAFV2_SBM_CFG2_PPE_CFG_USEFUL_NUM_S, 52);
544 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
545 }
546
547 /* RoCEE */
548 for (i = 0; i < DASFV2_ROCEE_CRD_NUM; i++) {
549 reg = DSAFV2_SBM_BP_CFG_2_ROCEE_REG_0_REG + 0x80 * i;
550 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
551 dsaf_set_field(o_sbm_bp_cfg,
552 DSAFV2_SBM_CFG2_ROCEE_SET_BUF_NUM_M,
553 DSAFV2_SBM_CFG2_ROCEE_SET_BUF_NUM_S, 2);
554 dsaf_set_field(o_sbm_bp_cfg,
555 DSAFV2_SBM_CFG2_ROCEE_RESET_BUF_NUM_M,
556 DSAFV2_SBM_CFG2_ROCEE_RESET_BUF_NUM_S, 4);
557 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
558 }
559 }
560
561 /**
562 * hns_dsaf_voq_bp_all_thrd_cfg - voq
563 * @dsaf_id: dsa fabric id
564 */
565 static void hns_dsaf_voq_bp_all_thrd_cfg(struct dsaf_device *dsaf_dev)
566 {
567 u32 voq_bp_all_thrd;
568 u32 i;
569
570 for (i = 0; i < DSAF_VOQ_NUM; i++) {
571 voq_bp_all_thrd = dsaf_read_dev(
572 dsaf_dev, DSAF_VOQ_BP_ALL_THRD_0_REG + 0x40 * i);
573 if (i < DSAF_XGE_NUM) {
574 dsaf_set_field(voq_bp_all_thrd,
575 DSAF_VOQ_BP_ALL_DOWNTHRD_M,
576 DSAF_VOQ_BP_ALL_DOWNTHRD_S, 930);
577 dsaf_set_field(voq_bp_all_thrd,
578 DSAF_VOQ_BP_ALL_UPTHRD_M,
579 DSAF_VOQ_BP_ALL_UPTHRD_S, 950);
580 } else {
581 dsaf_set_field(voq_bp_all_thrd,
582 DSAF_VOQ_BP_ALL_DOWNTHRD_M,
583 DSAF_VOQ_BP_ALL_DOWNTHRD_S, 220);
584 dsaf_set_field(voq_bp_all_thrd,
585 DSAF_VOQ_BP_ALL_UPTHRD_M,
586 DSAF_VOQ_BP_ALL_UPTHRD_S, 230);
587 }
588 dsaf_write_dev(
589 dsaf_dev, DSAF_VOQ_BP_ALL_THRD_0_REG + 0x40 * i,
590 voq_bp_all_thrd);
591 }
592 }
593
594 /**
595 * hns_dsaf_tbl_tcam_data_cfg - tbl
596 * @dsaf_id: dsa fabric id
597 * @ptbl_tcam_data: addr
598 */
599 static void hns_dsaf_tbl_tcam_data_cfg(
600 struct dsaf_device *dsaf_dev,
601 struct dsaf_tbl_tcam_data *ptbl_tcam_data)
602 {
603 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_LOW_0_REG,
604 ptbl_tcam_data->tbl_tcam_data_low);
605 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_HIGH_0_REG,
606 ptbl_tcam_data->tbl_tcam_data_high);
607 }
608
609 /**
610 * dsaf_tbl_tcam_mcast_cfg - tbl
611 * @dsaf_id: dsa fabric id
612 * @ptbl_tcam_mcast: addr
613 */
614 static void hns_dsaf_tbl_tcam_mcast_cfg(
615 struct dsaf_device *dsaf_dev,
616 struct dsaf_tbl_tcam_mcast_cfg *mcast)
617 {
618 u32 mcast_cfg4;
619
620 mcast_cfg4 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG);
621 dsaf_set_bit(mcast_cfg4, DSAF_TBL_MCAST_CFG4_ITEM_VLD_S,
622 mcast->tbl_mcast_item_vld);
623 dsaf_set_bit(mcast_cfg4, DSAF_TBL_MCAST_CFG4_OLD_EN_S,
624 mcast->tbl_mcast_old_en);
625 dsaf_set_field(mcast_cfg4, DSAF_TBL_MCAST_CFG4_VM128_112_M,
626 DSAF_TBL_MCAST_CFG4_VM128_112_S,
627 mcast->tbl_mcast_port_msk[4]);
628 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG, mcast_cfg4);
629
630 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG,
631 mcast->tbl_mcast_port_msk[3]);
632
633 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG,
634 mcast->tbl_mcast_port_msk[2]);
635
636 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG,
637 mcast->tbl_mcast_port_msk[1]);
638
639 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG,
640 mcast->tbl_mcast_port_msk[0]);
641 }
642
643 /**
644 * hns_dsaf_tbl_tcam_ucast_cfg - tbl
645 * @dsaf_id: dsa fabric id
646 * @ptbl_tcam_ucast: addr
647 */
648 static void hns_dsaf_tbl_tcam_ucast_cfg(
649 struct dsaf_device *dsaf_dev,
650 struct dsaf_tbl_tcam_ucast_cfg *tbl_tcam_ucast)
651 {
652 u32 ucast_cfg1;
653
654 ucast_cfg1 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_UCAST_CFG_0_REG);
655 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_MAC_DISCARD_S,
656 tbl_tcam_ucast->tbl_ucast_mac_discard);
657 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_ITEM_VLD_S,
658 tbl_tcam_ucast->tbl_ucast_item_vld);
659 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_OLD_EN_S,
660 tbl_tcam_ucast->tbl_ucast_old_en);
661 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_DVC_S,
662 tbl_tcam_ucast->tbl_ucast_dvc);
663 dsaf_set_field(ucast_cfg1, DSAF_TBL_UCAST_CFG1_OUT_PORT_M,
664 DSAF_TBL_UCAST_CFG1_OUT_PORT_S,
665 tbl_tcam_ucast->tbl_ucast_out_port);
666 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_UCAST_CFG_0_REG, ucast_cfg1);
667 }
668
669 /**
670 * hns_dsaf_tbl_line_cfg - tbl
671 * @dsaf_id: dsa fabric id
672 * @ptbl_lin: addr
673 */
674 static void hns_dsaf_tbl_line_cfg(struct dsaf_device *dsaf_dev,
675 struct dsaf_tbl_line_cfg *tbl_lin)
676 {
677 u32 tbl_line;
678
679 tbl_line = dsaf_read_dev(dsaf_dev, DSAF_TBL_LIN_CFG_0_REG);
680 dsaf_set_bit(tbl_line, DSAF_TBL_LINE_CFG_MAC_DISCARD_S,
681 tbl_lin->tbl_line_mac_discard);
682 dsaf_set_bit(tbl_line, DSAF_TBL_LINE_CFG_DVC_S,
683 tbl_lin->tbl_line_dvc);
684 dsaf_set_field(tbl_line, DSAF_TBL_LINE_CFG_OUT_PORT_M,
685 DSAF_TBL_LINE_CFG_OUT_PORT_S,
686 tbl_lin->tbl_line_out_port);
687 dsaf_write_dev(dsaf_dev, DSAF_TBL_LIN_CFG_0_REG, tbl_line);
688 }
689
690 /**
691 * hns_dsaf_tbl_tcam_mcast_pul - tbl
692 * @dsaf_id: dsa fabric id
693 */
694 static void hns_dsaf_tbl_tcam_mcast_pul(struct dsaf_device *dsaf_dev)
695 {
696 u32 o_tbl_pul;
697
698 o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
699 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 1);
700 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
701 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 0);
702 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
703 }
704
705 /**
706 * hns_dsaf_tbl_line_pul - tbl
707 * @dsaf_id: dsa fabric id
708 */
709 static void hns_dsaf_tbl_line_pul(struct dsaf_device *dsaf_dev)
710 {
711 u32 tbl_pul;
712
713 tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
714 dsaf_set_bit(tbl_pul, DSAF_TBL_PUL_LINE_VLD_S, 1);
715 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, tbl_pul);
716 dsaf_set_bit(tbl_pul, DSAF_TBL_PUL_LINE_VLD_S, 0);
717 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, tbl_pul);
718 }
719
720 /**
721 * hns_dsaf_tbl_tcam_data_mcast_pul - tbl
722 * @dsaf_id: dsa fabric id
723 */
724 static void hns_dsaf_tbl_tcam_data_mcast_pul(
725 struct dsaf_device *dsaf_dev)
726 {
727 u32 o_tbl_pul;
728
729 o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
730 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 1);
731 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 1);
732 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
733 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 0);
734 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 0);
735 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
736 }
737
738 /**
739 * hns_dsaf_tbl_tcam_data_ucast_pul - tbl
740 * @dsaf_id: dsa fabric id
741 */
742 static void hns_dsaf_tbl_tcam_data_ucast_pul(
743 struct dsaf_device *dsaf_dev)
744 {
745 u32 o_tbl_pul;
746
747 o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
748 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 1);
749 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_UCAST_VLD_S, 1);
750 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
751 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 0);
752 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_UCAST_VLD_S, 0);
753 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
754 }
755
756 void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en)
757 {
758 if (!HNS_DSAF_IS_DEBUG(dsaf_dev))
759 dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG,
760 DSAF_CFG_MIX_MODE_S, !!en);
761 }
762
763 /**
764 * hns_dsaf_tbl_stat_en - tbl
765 * @dsaf_id: dsa fabric id
766 * @ptbl_stat_en: addr
767 */
768 static void hns_dsaf_tbl_stat_en(struct dsaf_device *dsaf_dev)
769 {
770 u32 o_tbl_ctrl;
771
772 o_tbl_ctrl = dsaf_read_dev(dsaf_dev, DSAF_TBL_DFX_CTRL_0_REG);
773 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_LINE_LKUP_NUM_EN_S, 1);
774 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_UC_LKUP_NUM_EN_S, 1);
775 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_MC_LKUP_NUM_EN_S, 1);
776 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_BC_LKUP_NUM_EN_S, 1);
777 dsaf_write_dev(dsaf_dev, DSAF_TBL_DFX_CTRL_0_REG, o_tbl_ctrl);
778 }
779
780 /**
781 * hns_dsaf_rocee_bp_en - rocee back press enable
782 * @dsaf_id: dsa fabric id
783 */
784 static void hns_dsaf_rocee_bp_en(struct dsaf_device *dsaf_dev)
785 {
786 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
787 dsaf_set_dev_bit(dsaf_dev, DSAF_XGE_CTRL_SIG_CFG_0_REG,
788 DSAF_FC_XGE_TX_PAUSE_S, 1);
789 }
790
791 /* set msk for dsaf exception irq*/
792 static void hns_dsaf_int_xge_msk_set(struct dsaf_device *dsaf_dev,
793 u32 chnn_num, u32 mask_set)
794 {
795 dsaf_write_dev(dsaf_dev,
796 DSAF_XGE_INT_MSK_0_REG + 0x4 * chnn_num, mask_set);
797 }
798
799 static void hns_dsaf_int_ppe_msk_set(struct dsaf_device *dsaf_dev,
800 u32 chnn_num, u32 msk_set)
801 {
802 dsaf_write_dev(dsaf_dev,
803 DSAF_PPE_INT_MSK_0_REG + 0x4 * chnn_num, msk_set);
804 }
805
806 static void hns_dsaf_int_rocee_msk_set(struct dsaf_device *dsaf_dev,
807 u32 chnn, u32 msk_set)
808 {
809 dsaf_write_dev(dsaf_dev,
810 DSAF_ROCEE_INT_MSK_0_REG + 0x4 * chnn, msk_set);
811 }
812
813 static void
814 hns_dsaf_int_tbl_msk_set(struct dsaf_device *dsaf_dev, u32 msk_set)
815 {
816 dsaf_write_dev(dsaf_dev, DSAF_TBL_INT_MSK_0_REG, msk_set);
817 }
818
819 /* clr dsaf exception irq*/
820 static void hns_dsaf_int_xge_src_clr(struct dsaf_device *dsaf_dev,
821 u32 chnn_num, u32 int_src)
822 {
823 dsaf_write_dev(dsaf_dev,
824 DSAF_XGE_INT_SRC_0_REG + 0x4 * chnn_num, int_src);
825 }
826
827 static void hns_dsaf_int_ppe_src_clr(struct dsaf_device *dsaf_dev,
828 u32 chnn, u32 int_src)
829 {
830 dsaf_write_dev(dsaf_dev,
831 DSAF_PPE_INT_SRC_0_REG + 0x4 * chnn, int_src);
832 }
833
834 static void hns_dsaf_int_rocee_src_clr(struct dsaf_device *dsaf_dev,
835 u32 chnn, u32 int_src)
836 {
837 dsaf_write_dev(dsaf_dev,
838 DSAF_ROCEE_INT_SRC_0_REG + 0x4 * chnn, int_src);
839 }
840
841 static void hns_dsaf_int_tbl_src_clr(struct dsaf_device *dsaf_dev,
842 u32 int_src)
843 {
844 dsaf_write_dev(dsaf_dev, DSAF_TBL_INT_SRC_0_REG, int_src);
845 }
846
847 /**
848 * hns_dsaf_single_line_tbl_cfg - INT
849 * @dsaf_id: dsa fabric id
850 * @address:
851 * @ptbl_line:
852 */
853 static void hns_dsaf_single_line_tbl_cfg(
854 struct dsaf_device *dsaf_dev,
855 u32 address, struct dsaf_tbl_line_cfg *ptbl_line)
856 {
857 spin_lock_bh(&dsaf_dev->tcam_lock);
858
859 /*Write Addr*/
860 hns_dsaf_tbl_line_addr_cfg(dsaf_dev, address);
861
862 /*Write Line*/
863 hns_dsaf_tbl_line_cfg(dsaf_dev, ptbl_line);
864
865 /*Write Plus*/
866 hns_dsaf_tbl_line_pul(dsaf_dev);
867
868 spin_unlock_bh(&dsaf_dev->tcam_lock);
869 }
870
871 /**
872 * hns_dsaf_tcam_uc_cfg - INT
873 * @dsaf_id: dsa fabric id
874 * @address,
875 * @ptbl_tcam_data,
876 */
877 static void hns_dsaf_tcam_uc_cfg(
878 struct dsaf_device *dsaf_dev, u32 address,
879 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
880 struct dsaf_tbl_tcam_ucast_cfg *ptbl_tcam_ucast)
881 {
882 spin_lock_bh(&dsaf_dev->tcam_lock);
883
884 /*Write Addr*/
885 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
886 /*Write Tcam Data*/
887 hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, ptbl_tcam_data);
888 /*Write Tcam Ucast*/
889 hns_dsaf_tbl_tcam_ucast_cfg(dsaf_dev, ptbl_tcam_ucast);
890 /*Write Plus*/
891 hns_dsaf_tbl_tcam_data_ucast_pul(dsaf_dev);
892
893 spin_unlock_bh(&dsaf_dev->tcam_lock);
894 }
895
896 /**
897 * hns_dsaf_tcam_mc_cfg - INT
898 * @dsaf_id: dsa fabric id
899 * @address,
900 * @ptbl_tcam_data,
901 * @ptbl_tcam_mcast,
902 */
903 static void hns_dsaf_tcam_mc_cfg(
904 struct dsaf_device *dsaf_dev, u32 address,
905 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
906 struct dsaf_tbl_tcam_mcast_cfg *ptbl_tcam_mcast)
907 {
908 spin_lock_bh(&dsaf_dev->tcam_lock);
909
910 /*Write Addr*/
911 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
912 /*Write Tcam Data*/
913 hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, ptbl_tcam_data);
914 /*Write Tcam Mcast*/
915 hns_dsaf_tbl_tcam_mcast_cfg(dsaf_dev, ptbl_tcam_mcast);
916 /*Write Plus*/
917 hns_dsaf_tbl_tcam_data_mcast_pul(dsaf_dev);
918
919 spin_unlock_bh(&dsaf_dev->tcam_lock);
920 }
921
922 /**
923 * hns_dsaf_tcam_mc_invld - INT
924 * @dsaf_id: dsa fabric id
925 * @address
926 */
927 static void hns_dsaf_tcam_mc_invld(struct dsaf_device *dsaf_dev, u32 address)
928 {
929 spin_lock_bh(&dsaf_dev->tcam_lock);
930
931 /*Write Addr*/
932 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
933
934 /*write tcam mcast*/
935 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG, 0);
936 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG, 0);
937 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG, 0);
938 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG, 0);
939 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG, 0);
940
941 /*Write Plus*/
942 hns_dsaf_tbl_tcam_mcast_pul(dsaf_dev);
943
944 spin_unlock_bh(&dsaf_dev->tcam_lock);
945 }
946
947 /**
948 * hns_dsaf_tcam_uc_get - INT
949 * @dsaf_id: dsa fabric id
950 * @address
951 * @ptbl_tcam_data
952 * @ptbl_tcam_ucast
953 */
954 static void hns_dsaf_tcam_uc_get(
955 struct dsaf_device *dsaf_dev, u32 address,
956 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
957 struct dsaf_tbl_tcam_ucast_cfg *ptbl_tcam_ucast)
958 {
959 u32 tcam_read_data0;
960 u32 tcam_read_data4;
961
962 spin_lock_bh(&dsaf_dev->tcam_lock);
963
964 /*Write Addr*/
965 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
966
967 /*read tcam item puls*/
968 hns_dsaf_tbl_tcam_load_pul(dsaf_dev);
969
970 /*read tcam data*/
971 ptbl_tcam_data->tbl_tcam_data_high
972 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
973 ptbl_tcam_data->tbl_tcam_data_low
974 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
975
976 /*read tcam mcast*/
977 tcam_read_data0 = dsaf_read_dev(dsaf_dev,
978 DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
979 tcam_read_data4 = dsaf_read_dev(dsaf_dev,
980 DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
981
982 ptbl_tcam_ucast->tbl_ucast_item_vld
983 = dsaf_get_bit(tcam_read_data4,
984 DSAF_TBL_MCAST_CFG4_ITEM_VLD_S);
985 ptbl_tcam_ucast->tbl_ucast_old_en
986 = dsaf_get_bit(tcam_read_data4, DSAF_TBL_MCAST_CFG4_OLD_EN_S);
987 ptbl_tcam_ucast->tbl_ucast_mac_discard
988 = dsaf_get_bit(tcam_read_data0,
989 DSAF_TBL_UCAST_CFG1_MAC_DISCARD_S);
990 ptbl_tcam_ucast->tbl_ucast_out_port
991 = dsaf_get_field(tcam_read_data0,
992 DSAF_TBL_UCAST_CFG1_OUT_PORT_M,
993 DSAF_TBL_UCAST_CFG1_OUT_PORT_S);
994 ptbl_tcam_ucast->tbl_ucast_dvc
995 = dsaf_get_bit(tcam_read_data0, DSAF_TBL_UCAST_CFG1_DVC_S);
996
997 spin_unlock_bh(&dsaf_dev->tcam_lock);
998 }
999
1000 /**
1001 * hns_dsaf_tcam_mc_get - INT
1002 * @dsaf_id: dsa fabric id
1003 * @address
1004 * @ptbl_tcam_data
1005 * @ptbl_tcam_ucast
1006 */
1007 static void hns_dsaf_tcam_mc_get(
1008 struct dsaf_device *dsaf_dev, u32 address,
1009 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
1010 struct dsaf_tbl_tcam_mcast_cfg *ptbl_tcam_mcast)
1011 {
1012 u32 data_tmp;
1013
1014 spin_lock_bh(&dsaf_dev->tcam_lock);
1015
1016 /*Write Addr*/
1017 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
1018
1019 /*read tcam item puls*/
1020 hns_dsaf_tbl_tcam_load_pul(dsaf_dev);
1021
1022 /*read tcam data*/
1023 ptbl_tcam_data->tbl_tcam_data_high =
1024 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
1025 ptbl_tcam_data->tbl_tcam_data_low =
1026 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
1027
1028 /*read tcam mcast*/
1029 ptbl_tcam_mcast->tbl_mcast_port_msk[0] =
1030 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
1031 ptbl_tcam_mcast->tbl_mcast_port_msk[1] =
1032 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA1_0_REG);
1033 ptbl_tcam_mcast->tbl_mcast_port_msk[2] =
1034 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA2_0_REG);
1035 ptbl_tcam_mcast->tbl_mcast_port_msk[3] =
1036 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA3_0_REG);
1037
1038 data_tmp = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
1039 ptbl_tcam_mcast->tbl_mcast_item_vld =
1040 dsaf_get_bit(data_tmp, DSAF_TBL_MCAST_CFG4_ITEM_VLD_S);
1041 ptbl_tcam_mcast->tbl_mcast_old_en =
1042 dsaf_get_bit(data_tmp, DSAF_TBL_MCAST_CFG4_OLD_EN_S);
1043 ptbl_tcam_mcast->tbl_mcast_port_msk[4] =
1044 dsaf_get_field(data_tmp, DSAF_TBL_MCAST_CFG4_VM128_112_M,
1045 DSAF_TBL_MCAST_CFG4_VM128_112_S);
1046
1047 spin_unlock_bh(&dsaf_dev->tcam_lock);
1048 }
1049
1050 /**
1051 * hns_dsaf_tbl_line_init - INT
1052 * @dsaf_id: dsa fabric id
1053 */
1054 static void hns_dsaf_tbl_line_init(struct dsaf_device *dsaf_dev)
1055 {
1056 u32 i;
1057 /* defaultly set all lineal mac table entry resulting discard */
1058 struct dsaf_tbl_line_cfg tbl_line[] = {{1, 0, 0} };
1059
1060 for (i = 0; i < DSAF_LINE_SUM; i++)
1061 hns_dsaf_single_line_tbl_cfg(dsaf_dev, i, tbl_line);
1062 }
1063
1064 /**
1065 * hns_dsaf_tbl_tcam_init - INT
1066 * @dsaf_id: dsa fabric id
1067 */
1068 static void hns_dsaf_tbl_tcam_init(struct dsaf_device *dsaf_dev)
1069 {
1070 u32 i;
1071 struct dsaf_tbl_tcam_data tcam_data[] = {{0, 0} };
1072 struct dsaf_tbl_tcam_ucast_cfg tcam_ucast[] = {{0, 0, 0, 0, 0} };
1073
1074 /*tcam tbl*/
1075 for (i = 0; i < DSAF_TCAM_SUM; i++)
1076 hns_dsaf_tcam_uc_cfg(dsaf_dev, i, tcam_data, tcam_ucast);
1077 }
1078
1079 /**
1080 * hns_dsaf_pfc_en_cfg - dsaf pfc pause cfg
1081 * @mac_cb: mac contrl block
1082 */
1083 static void hns_dsaf_pfc_en_cfg(struct dsaf_device *dsaf_dev,
1084 int mac_id, int tc_en)
1085 {
1086 dsaf_write_dev(dsaf_dev, DSAF_PFC_EN_0_REG + mac_id * 4, tc_en);
1087 }
1088
1089 static void hns_dsaf_set_pfc_pause(struct dsaf_device *dsaf_dev,
1090 int mac_id, int tx_en, int rx_en)
1091 {
1092 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1093 if (!tx_en || !rx_en)
1094 dev_err(dsaf_dev->dev, "dsaf v1 can not close pfc!\n");
1095
1096 return;
1097 }
1098
1099 dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1100 DSAF_PFC_PAUSE_RX_EN_B, !!rx_en);
1101 dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1102 DSAF_PFC_PAUSE_TX_EN_B, !!tx_en);
1103 }
1104
1105 int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
1106 u32 en)
1107 {
1108 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1109 if (!en) {
1110 dev_err(dsaf_dev->dev, "dsafv1 can't close rx_pause!\n");
1111 return -EINVAL;
1112 }
1113 }
1114
1115 dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1116 DSAF_MAC_PAUSE_RX_EN_B, !!en);
1117
1118 return 0;
1119 }
1120
1121 void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
1122 u32 *en)
1123 {
1124 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
1125 *en = 1;
1126 else
1127 *en = dsaf_get_dev_bit(dsaf_dev,
1128 DSAF_PAUSE_CFG_REG + mac_id * 4,
1129 DSAF_MAC_PAUSE_RX_EN_B);
1130 }
1131
1132 /**
1133 * hns_dsaf_tbl_tcam_init - INT
1134 * @dsaf_id: dsa fabric id
1135 * @dsaf_mode
1136 */
1137 static void hns_dsaf_comm_init(struct dsaf_device *dsaf_dev)
1138 {
1139 u32 i;
1140 u32 o_dsaf_cfg;
1141 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
1142
1143 o_dsaf_cfg = dsaf_read_dev(dsaf_dev, DSAF_CFG_0_REG);
1144 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_EN_S, dsaf_dev->dsaf_en);
1145 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_TC_MODE_S, dsaf_dev->dsaf_tc_mode);
1146 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_CRC_EN_S, 0);
1147 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_MIX_MODE_S, 0);
1148 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_LOCA_ADDR_EN_S, 0);
1149 dsaf_write_dev(dsaf_dev, DSAF_CFG_0_REG, o_dsaf_cfg);
1150
1151 hns_dsaf_reg_cnt_clr_ce(dsaf_dev, 1);
1152 hns_dsaf_stp_port_type_cfg(dsaf_dev, DSAF_STP_PORT_TYPE_FORWARD);
1153
1154 /* set 22 queue per tx ppe engine, only used in switch mode */
1155 hns_dsaf_ppe_qid_cfg(dsaf_dev, DSAF_DEFAUTL_QUEUE_NUM_PER_PPE);
1156
1157 /* set promisc def queue id */
1158 hns_dsaf_mix_def_qid_cfg(dsaf_dev);
1159
1160 /* set inner loopback queue id */
1161 hns_dsaf_inner_qid_cfg(dsaf_dev);
1162
1163 /* in non switch mode, set all port to access mode */
1164 hns_dsaf_sw_port_type_cfg(dsaf_dev, DSAF_SW_PORT_TYPE_NON_VLAN);
1165
1166 /*set dsaf pfc to 0 for parseing rx pause*/
1167 for (i = 0; i < DSAF_COMM_CHN; i++) {
1168 hns_dsaf_pfc_en_cfg(dsaf_dev, i, 0);
1169 hns_dsaf_set_pfc_pause(dsaf_dev, i, is_ver1, is_ver1);
1170 }
1171
1172 /*msk and clr exception irqs */
1173 for (i = 0; i < DSAF_COMM_CHN; i++) {
1174 hns_dsaf_int_xge_src_clr(dsaf_dev, i, 0xfffffffful);
1175 hns_dsaf_int_ppe_src_clr(dsaf_dev, i, 0xfffffffful);
1176 hns_dsaf_int_rocee_src_clr(dsaf_dev, i, 0xfffffffful);
1177
1178 hns_dsaf_int_xge_msk_set(dsaf_dev, i, 0xfffffffful);
1179 hns_dsaf_int_ppe_msk_set(dsaf_dev, i, 0xfffffffful);
1180 hns_dsaf_int_rocee_msk_set(dsaf_dev, i, 0xfffffffful);
1181 }
1182 hns_dsaf_int_tbl_src_clr(dsaf_dev, 0xfffffffful);
1183 hns_dsaf_int_tbl_msk_set(dsaf_dev, 0xfffffffful);
1184 }
1185
1186 /**
1187 * hns_dsaf_inode_init - INT
1188 * @dsaf_id: dsa fabric id
1189 */
1190 static void hns_dsaf_inode_init(struct dsaf_device *dsaf_dev)
1191 {
1192 u32 reg;
1193 u32 tc_cfg;
1194 u32 i;
1195
1196 if (dsaf_dev->dsaf_tc_mode == HRD_DSAF_4TC_MODE)
1197 tc_cfg = HNS_DSAF_I4TC_CFG;
1198 else
1199 tc_cfg = HNS_DSAF_I8TC_CFG;
1200
1201 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1202 for (i = 0; i < DSAF_INODE_NUM; i++) {
1203 reg = DSAF_INODE_IN_PORT_NUM_0_REG + 0x80 * i;
1204 dsaf_set_dev_field(dsaf_dev, reg,
1205 DSAF_INODE_IN_PORT_NUM_M,
1206 DSAF_INODE_IN_PORT_NUM_S,
1207 i % DSAF_XGE_NUM);
1208 }
1209 } else {
1210 for (i = 0; i < DSAF_PORT_TYPE_NUM; i++) {
1211 reg = DSAF_INODE_IN_PORT_NUM_0_REG + 0x80 * i;
1212 dsaf_set_dev_field(dsaf_dev, reg,
1213 DSAF_INODE_IN_PORT_NUM_M,
1214 DSAF_INODE_IN_PORT_NUM_S, 0);
1215 dsaf_set_dev_field(dsaf_dev, reg,
1216 DSAFV2_INODE_IN_PORT1_NUM_M,
1217 DSAFV2_INODE_IN_PORT1_NUM_S, 1);
1218 dsaf_set_dev_field(dsaf_dev, reg,
1219 DSAFV2_INODE_IN_PORT2_NUM_M,
1220 DSAFV2_INODE_IN_PORT2_NUM_S, 2);
1221 dsaf_set_dev_field(dsaf_dev, reg,
1222 DSAFV2_INODE_IN_PORT3_NUM_M,
1223 DSAFV2_INODE_IN_PORT3_NUM_S, 3);
1224 dsaf_set_dev_field(dsaf_dev, reg,
1225 DSAFV2_INODE_IN_PORT4_NUM_M,
1226 DSAFV2_INODE_IN_PORT4_NUM_S, 4);
1227 dsaf_set_dev_field(dsaf_dev, reg,
1228 DSAFV2_INODE_IN_PORT5_NUM_M,
1229 DSAFV2_INODE_IN_PORT5_NUM_S, 5);
1230 }
1231 }
1232 for (i = 0; i < DSAF_INODE_NUM; i++) {
1233 reg = DSAF_INODE_PRI_TC_CFG_0_REG + 0x80 * i;
1234 dsaf_write_dev(dsaf_dev, reg, tc_cfg);
1235 }
1236 }
1237
1238 /**
1239 * hns_dsaf_sbm_init - INT
1240 * @dsaf_id: dsa fabric id
1241 */
1242 static int hns_dsaf_sbm_init(struct dsaf_device *dsaf_dev)
1243 {
1244 u32 flag;
1245 u32 finish_msk;
1246 u32 cnt = 0;
1247 int ret;
1248
1249 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1250 hns_dsaf_sbm_bp_wl_cfg(dsaf_dev);
1251 finish_msk = DSAF_SRAM_INIT_OVER_M;
1252 } else {
1253 hns_dsafv2_sbm_bp_wl_cfg(dsaf_dev);
1254 finish_msk = DSAFV2_SRAM_INIT_OVER_M;
1255 }
1256
1257 /* enable sbm chanel, disable sbm chanel shcut function*/
1258 hns_dsaf_sbm_cfg(dsaf_dev);
1259
1260 /* enable sbm mib */
1261 ret = hns_dsaf_sbm_cfg_mib_en(dsaf_dev);
1262 if (ret) {
1263 dev_err(dsaf_dev->dev,
1264 "hns_dsaf_sbm_cfg_mib_en fail,%s, ret=%d\n",
1265 dsaf_dev->ae_dev.name, ret);
1266 return ret;
1267 }
1268
1269 /* enable sbm initial link sram */
1270 hns_dsaf_sbm_link_sram_init_en(dsaf_dev);
1271
1272 do {
1273 usleep_range(200, 210);/*udelay(200);*/
1274 flag = dsaf_get_dev_field(dsaf_dev, DSAF_SRAM_INIT_OVER_0_REG,
1275 finish_msk, DSAF_SRAM_INIT_OVER_S);
1276 cnt++;
1277 } while (flag != (finish_msk >> DSAF_SRAM_INIT_OVER_S) &&
1278 cnt < DSAF_CFG_READ_CNT);
1279
1280 if (flag != (finish_msk >> DSAF_SRAM_INIT_OVER_S)) {
1281 dev_err(dsaf_dev->dev,
1282 "hns_dsaf_sbm_init fail %s, flag=%d, cnt=%d\n",
1283 dsaf_dev->ae_dev.name, flag, cnt);
1284 return -ENODEV;
1285 }
1286
1287 hns_dsaf_rocee_bp_en(dsaf_dev);
1288
1289 return 0;
1290 }
1291
1292 /**
1293 * hns_dsaf_tbl_init - INT
1294 * @dsaf_id: dsa fabric id
1295 */
1296 static void hns_dsaf_tbl_init(struct dsaf_device *dsaf_dev)
1297 {
1298 hns_dsaf_tbl_stat_en(dsaf_dev);
1299
1300 hns_dsaf_tbl_tcam_init(dsaf_dev);
1301 hns_dsaf_tbl_line_init(dsaf_dev);
1302 }
1303
1304 /**
1305 * hns_dsaf_voq_init - INT
1306 * @dsaf_id: dsa fabric id
1307 */
1308 static void hns_dsaf_voq_init(struct dsaf_device *dsaf_dev)
1309 {
1310 hns_dsaf_voq_bp_all_thrd_cfg(dsaf_dev);
1311 }
1312
1313 /**
1314 * hns_dsaf_init_hw - init dsa fabric hardware
1315 * @dsaf_dev: dsa fabric device struct pointer
1316 */
1317 static int hns_dsaf_init_hw(struct dsaf_device *dsaf_dev)
1318 {
1319 int ret;
1320
1321 dev_dbg(dsaf_dev->dev,
1322 "hns_dsaf_init_hw begin %s !\n", dsaf_dev->ae_dev.name);
1323
1324 dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 0);
1325 mdelay(10);
1326 dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 1);
1327
1328 hns_dsaf_comm_init(dsaf_dev);
1329
1330 /*init XBAR_INODE*/
1331 hns_dsaf_inode_init(dsaf_dev);
1332
1333 /*init SBM*/
1334 ret = hns_dsaf_sbm_init(dsaf_dev);
1335 if (ret)
1336 return ret;
1337
1338 /*init TBL*/
1339 hns_dsaf_tbl_init(dsaf_dev);
1340
1341 /*init VOQ*/
1342 hns_dsaf_voq_init(dsaf_dev);
1343
1344 return 0;
1345 }
1346
1347 /**
1348 * hns_dsaf_remove_hw - uninit dsa fabric hardware
1349 * @dsaf_dev: dsa fabric device struct pointer
1350 */
1351 static void hns_dsaf_remove_hw(struct dsaf_device *dsaf_dev)
1352 {
1353 /*reset*/
1354 dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 0);
1355 }
1356
1357 /**
1358 * hns_dsaf_init - init dsa fabric
1359 * @dsaf_dev: dsa fabric device struct pointer
1360 * retuen 0 - success , negative --fail
1361 */
1362 static int hns_dsaf_init(struct dsaf_device *dsaf_dev)
1363 {
1364 struct dsaf_drv_priv *priv =
1365 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1366 u32 i;
1367 int ret;
1368
1369 if (HNS_DSAF_IS_DEBUG(dsaf_dev))
1370 return 0;
1371
1372 spin_lock_init(&dsaf_dev->tcam_lock);
1373 ret = hns_dsaf_init_hw(dsaf_dev);
1374 if (ret)
1375 return ret;
1376
1377 /* malloc mem for tcam mac key(vlan+mac) */
1378 priv->soft_mac_tbl = vzalloc(sizeof(*priv->soft_mac_tbl)
1379 * DSAF_TCAM_SUM);
1380 if (!priv->soft_mac_tbl) {
1381 ret = -ENOMEM;
1382 goto remove_hw;
1383 }
1384
1385 /*all entry invall */
1386 for (i = 0; i < DSAF_TCAM_SUM; i++)
1387 (priv->soft_mac_tbl + i)->index = DSAF_INVALID_ENTRY_IDX;
1388
1389 return 0;
1390
1391 remove_hw:
1392 hns_dsaf_remove_hw(dsaf_dev);
1393 return ret;
1394 }
1395
1396 /**
1397 * hns_dsaf_free - free dsa fabric
1398 * @dsaf_dev: dsa fabric device struct pointer
1399 */
1400 static void hns_dsaf_free(struct dsaf_device *dsaf_dev)
1401 {
1402 struct dsaf_drv_priv *priv =
1403 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1404
1405 hns_dsaf_remove_hw(dsaf_dev);
1406
1407 /* free all mac mem */
1408 vfree(priv->soft_mac_tbl);
1409 priv->soft_mac_tbl = NULL;
1410 }
1411
1412 /**
1413 * hns_dsaf_find_soft_mac_entry - find dsa fabric soft entry
1414 * @dsaf_dev: dsa fabric device struct pointer
1415 * @mac_key: mac entry struct pointer
1416 */
1417 static u16 hns_dsaf_find_soft_mac_entry(
1418 struct dsaf_device *dsaf_dev,
1419 struct dsaf_drv_tbl_tcam_key *mac_key)
1420 {
1421 struct dsaf_drv_priv *priv =
1422 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1423 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1424 u32 i;
1425
1426 soft_mac_entry = priv->soft_mac_tbl;
1427 for (i = 0; i < DSAF_TCAM_SUM; i++) {
1428 /* invall tab entry */
1429 if ((soft_mac_entry->index != DSAF_INVALID_ENTRY_IDX) &&
1430 (soft_mac_entry->tcam_key.high.val == mac_key->high.val) &&
1431 (soft_mac_entry->tcam_key.low.val == mac_key->low.val))
1432 /* return find result --soft index */
1433 return soft_mac_entry->index;
1434
1435 soft_mac_entry++;
1436 }
1437 return DSAF_INVALID_ENTRY_IDX;
1438 }
1439
1440 /**
1441 * hns_dsaf_find_empty_mac_entry - search dsa fabric soft empty-entry
1442 * @dsaf_dev: dsa fabric device struct pointer
1443 */
1444 static u16 hns_dsaf_find_empty_mac_entry(struct dsaf_device *dsaf_dev)
1445 {
1446 struct dsaf_drv_priv *priv =
1447 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1448 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1449 u32 i;
1450
1451 soft_mac_entry = priv->soft_mac_tbl;
1452 for (i = 0; i < DSAF_TCAM_SUM; i++) {
1453 /* inv all entry */
1454 if (soft_mac_entry->index == DSAF_INVALID_ENTRY_IDX)
1455 /* return find result --soft index */
1456 return i;
1457
1458 soft_mac_entry++;
1459 }
1460 return DSAF_INVALID_ENTRY_IDX;
1461 }
1462
1463 /**
1464 * hns_dsaf_set_mac_key - set mac key
1465 * @dsaf_dev: dsa fabric device struct pointer
1466 * @mac_key: tcam key pointer
1467 * @vlan_id: vlan id
1468 * @in_port_num: input port num
1469 * @addr: mac addr
1470 */
1471 static void hns_dsaf_set_mac_key(
1472 struct dsaf_device *dsaf_dev,
1473 struct dsaf_drv_tbl_tcam_key *mac_key, u16 vlan_id, u8 in_port_num,
1474 u8 *addr)
1475 {
1476 u8 port;
1477
1478 if (dsaf_dev->dsaf_mode <= DSAF_MODE_ENABLE)
1479 /*DSAF mode : in port id fixed 0*/
1480 port = 0;
1481 else
1482 /*non-dsaf mode*/
1483 port = in_port_num;
1484
1485 mac_key->high.bits.mac_0 = addr[0];
1486 mac_key->high.bits.mac_1 = addr[1];
1487 mac_key->high.bits.mac_2 = addr[2];
1488 mac_key->high.bits.mac_3 = addr[3];
1489 mac_key->low.bits.mac_4 = addr[4];
1490 mac_key->low.bits.mac_5 = addr[5];
1491 mac_key->low.bits.vlan = vlan_id;
1492 mac_key->low.bits.port = port;
1493 }
1494
1495 /**
1496 * hns_dsaf_set_mac_uc_entry - set mac uc-entry
1497 * @dsaf_dev: dsa fabric device struct pointer
1498 * @mac_entry: uc-mac entry
1499 */
1500 int hns_dsaf_set_mac_uc_entry(
1501 struct dsaf_device *dsaf_dev,
1502 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1503 {
1504 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1505 struct dsaf_drv_tbl_tcam_key mac_key;
1506 struct dsaf_tbl_tcam_ucast_cfg mac_data;
1507 struct dsaf_drv_priv *priv =
1508 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1509 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1510
1511 /* mac addr check */
1512 if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1513 MAC_IS_BROADCAST(mac_entry->addr) ||
1514 MAC_IS_MULTICAST(mac_entry->addr)) {
1515 dev_err(dsaf_dev->dev, "set_uc %s Mac %pM err!\n",
1516 dsaf_dev->ae_dev.name, mac_entry->addr);
1517 return -EINVAL;
1518 }
1519
1520 /* config key */
1521 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1522 mac_entry->in_port_num, mac_entry->addr);
1523
1524 /* entry ie exist? */
1525 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1526 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1527 /*if has not inv entry,find a empty entry */
1528 entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1529 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1530 /* has not empty,return error */
1531 dev_err(dsaf_dev->dev,
1532 "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1533 dsaf_dev->ae_dev.name,
1534 mac_key.high.val, mac_key.low.val);
1535 return -EINVAL;
1536 }
1537 }
1538
1539 dev_dbg(dsaf_dev->dev,
1540 "set_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1541 dsaf_dev->ae_dev.name, mac_key.high.val,
1542 mac_key.low.val, entry_index);
1543
1544 /* config hardware entry */
1545 mac_data.tbl_ucast_item_vld = 1;
1546 mac_data.tbl_ucast_mac_discard = 0;
1547 mac_data.tbl_ucast_old_en = 0;
1548 /* default config dvc to 0 */
1549 mac_data.tbl_ucast_dvc = 0;
1550 mac_data.tbl_ucast_out_port = mac_entry->port_num;
1551 hns_dsaf_tcam_uc_cfg(
1552 dsaf_dev, entry_index,
1553 (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1554
1555 /* config software entry */
1556 soft_mac_entry += entry_index;
1557 soft_mac_entry->index = entry_index;
1558 soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1559 soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1560
1561 return 0;
1562 }
1563
1564 /**
1565 * hns_dsaf_set_mac_mc_entry - set mac mc-entry
1566 * @dsaf_dev: dsa fabric device struct pointer
1567 * @mac_entry: mc-mac entry
1568 */
1569 int hns_dsaf_set_mac_mc_entry(
1570 struct dsaf_device *dsaf_dev,
1571 struct dsaf_drv_mac_multi_dest_entry *mac_entry)
1572 {
1573 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1574 struct dsaf_drv_tbl_tcam_key mac_key;
1575 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1576 struct dsaf_drv_priv *priv =
1577 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1578 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1579 struct dsaf_drv_tbl_tcam_key tmp_mac_key;
1580
1581 /* mac addr check */
1582 if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1583 dev_err(dsaf_dev->dev, "set uc %s Mac %pM err!\n",
1584 dsaf_dev->ae_dev.name, mac_entry->addr);
1585 return -EINVAL;
1586 }
1587
1588 /*config key */
1589 hns_dsaf_set_mac_key(dsaf_dev, &mac_key,
1590 mac_entry->in_vlan_id,
1591 mac_entry->in_port_num, mac_entry->addr);
1592
1593 /* entry ie exist? */
1594 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1595 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1596 /*if hasnot, find enpty entry*/
1597 entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1598 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1599 /*if hasnot empty, error*/
1600 dev_err(dsaf_dev->dev,
1601 "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1602 dsaf_dev->ae_dev.name,
1603 mac_key.high.val, mac_key.low.val);
1604 return -EINVAL;
1605 }
1606
1607 /* config hardware entry */
1608 memset(mac_data.tbl_mcast_port_msk,
1609 0, sizeof(mac_data.tbl_mcast_port_msk));
1610 } else {
1611 /* config hardware entry */
1612 hns_dsaf_tcam_mc_get(
1613 dsaf_dev, entry_index,
1614 (struct dsaf_tbl_tcam_data *)(&tmp_mac_key), &mac_data);
1615 }
1616 mac_data.tbl_mcast_old_en = 0;
1617 mac_data.tbl_mcast_item_vld = 1;
1618 dsaf_set_field(mac_data.tbl_mcast_port_msk[0],
1619 0x3F, 0, mac_entry->port_mask[0]);
1620
1621 dev_dbg(dsaf_dev->dev,
1622 "set_uc_entry, %s key(%#x:%#x) entry_index%d\n",
1623 dsaf_dev->ae_dev.name, mac_key.high.val,
1624 mac_key.low.val, entry_index);
1625
1626 hns_dsaf_tcam_mc_cfg(
1627 dsaf_dev, entry_index,
1628 (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1629
1630 /* config software entry */
1631 soft_mac_entry += entry_index;
1632 soft_mac_entry->index = entry_index;
1633 soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1634 soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1635
1636 return 0;
1637 }
1638
1639 /**
1640 * hns_dsaf_add_mac_mc_port - add mac mc-port
1641 * @dsaf_dev: dsa fabric device struct pointer
1642 * @mac_entry: mc-mac entry
1643 */
1644 int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
1645 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1646 {
1647 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1648 struct dsaf_drv_tbl_tcam_key mac_key;
1649 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1650 struct dsaf_drv_priv *priv =
1651 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1652 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1653 struct dsaf_drv_tbl_tcam_key tmp_mac_key;
1654 int mskid;
1655
1656 /*chechk mac addr */
1657 if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1658 dev_err(dsaf_dev->dev, "set_entry failed,addr %pM!\n",
1659 mac_entry->addr);
1660 return -EINVAL;
1661 }
1662
1663 /*config key */
1664 hns_dsaf_set_mac_key(
1665 dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1666 mac_entry->in_port_num, mac_entry->addr);
1667
1668 memset(&mac_data, 0, sizeof(struct dsaf_tbl_tcam_mcast_cfg));
1669
1670 /*check exist? */
1671 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1672 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1673 /*if hasnot , find a empty*/
1674 entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1675 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1676 /*if hasnot empty, error*/
1677 dev_err(dsaf_dev->dev,
1678 "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1679 dsaf_dev->ae_dev.name, mac_key.high.val,
1680 mac_key.low.val);
1681 return -EINVAL;
1682 }
1683 } else {
1684 /*if exist, add in */
1685 hns_dsaf_tcam_mc_get(
1686 dsaf_dev, entry_index,
1687 (struct dsaf_tbl_tcam_data *)(&tmp_mac_key), &mac_data);
1688 }
1689 /* config hardware entry */
1690 if (mac_entry->port_num < DSAF_SERVICE_NW_NUM) {
1691 mskid = mac_entry->port_num;
1692 } else if (mac_entry->port_num >= DSAF_BASE_INNER_PORT_NUM) {
1693 mskid = mac_entry->port_num -
1694 DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
1695 } else {
1696 dev_err(dsaf_dev->dev,
1697 "%s,pnum(%d)error,key(%#x:%#x)\n",
1698 dsaf_dev->ae_dev.name, mac_entry->port_num,
1699 mac_key.high.val, mac_key.low.val);
1700 return -EINVAL;
1701 }
1702 dsaf_set_bit(mac_data.tbl_mcast_port_msk[mskid / 32], mskid % 32, 1);
1703 mac_data.tbl_mcast_old_en = 0;
1704 mac_data.tbl_mcast_item_vld = 1;
1705
1706 dev_dbg(dsaf_dev->dev,
1707 "set_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1708 dsaf_dev->ae_dev.name, mac_key.high.val,
1709 mac_key.low.val, entry_index);
1710
1711 hns_dsaf_tcam_mc_cfg(
1712 dsaf_dev, entry_index,
1713 (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1714
1715 /*config software entry */
1716 soft_mac_entry += entry_index;
1717 soft_mac_entry->index = entry_index;
1718 soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1719 soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1720
1721 return 0;
1722 }
1723
1724 /**
1725 * hns_dsaf_del_mac_entry - del mac mc-port
1726 * @dsaf_dev: dsa fabric device struct pointer
1727 * @vlan_id: vlian id
1728 * @in_port_num: input port num
1729 * @addr : mac addr
1730 */
1731 int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
1732 u8 in_port_num, u8 *addr)
1733 {
1734 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1735 struct dsaf_drv_tbl_tcam_key mac_key;
1736 struct dsaf_drv_priv *priv =
1737 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1738 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1739
1740 /*check mac addr */
1741 if (MAC_IS_ALL_ZEROS(addr) || MAC_IS_BROADCAST(addr)) {
1742 dev_err(dsaf_dev->dev, "del_entry failed,addr %pM!\n",
1743 addr);
1744 return -EINVAL;
1745 }
1746
1747 /*config key */
1748 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, vlan_id, in_port_num, addr);
1749
1750 /*exist ?*/
1751 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1752 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1753 /*not exist, error */
1754 dev_err(dsaf_dev->dev,
1755 "del_mac_entry failed, %s Mac key(%#x:%#x)\n",
1756 dsaf_dev->ae_dev.name,
1757 mac_key.high.val, mac_key.low.val);
1758 return -EINVAL;
1759 }
1760 dev_dbg(dsaf_dev->dev,
1761 "del_mac_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1762 dsaf_dev->ae_dev.name, mac_key.high.val,
1763 mac_key.low.val, entry_index);
1764
1765 /*do del opt*/
1766 hns_dsaf_tcam_mc_invld(dsaf_dev, entry_index);
1767
1768 /*del soft emtry */
1769 soft_mac_entry += entry_index;
1770 soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
1771
1772 return 0;
1773 }
1774
1775 /**
1776 * hns_dsaf_del_mac_mc_port - del mac mc- port
1777 * @dsaf_dev: dsa fabric device struct pointer
1778 * @mac_entry: mac entry
1779 */
1780 int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
1781 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1782 {
1783 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1784 struct dsaf_drv_tbl_tcam_key mac_key;
1785 struct dsaf_drv_priv *priv =
1786 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1787 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1788 u16 vlan_id;
1789 u8 in_port_num;
1790 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1791 struct dsaf_drv_tbl_tcam_key tmp_mac_key;
1792 int mskid;
1793 const u8 empty_msk[sizeof(mac_data.tbl_mcast_port_msk)] = {0};
1794
1795 if (!(void *)mac_entry) {
1796 dev_err(dsaf_dev->dev,
1797 "hns_dsaf_del_mac_mc_port mac_entry is NULL\n");
1798 return -EINVAL;
1799 }
1800
1801 /*get key info*/
1802 vlan_id = mac_entry->in_vlan_id;
1803 in_port_num = mac_entry->in_port_num;
1804
1805 /*check mac addr */
1806 if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1807 dev_err(dsaf_dev->dev, "del_port failed, addr %pM!\n",
1808 mac_entry->addr);
1809 return -EINVAL;
1810 }
1811
1812 /*config key */
1813 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, vlan_id, in_port_num,
1814 mac_entry->addr);
1815
1816 /*check is exist? */
1817 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1818 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1819 /*find none */
1820 dev_err(dsaf_dev->dev,
1821 "find_soft_mac_entry failed, %s Mac key(%#x:%#x)\n",
1822 dsaf_dev->ae_dev.name,
1823 mac_key.high.val, mac_key.low.val);
1824 return -EINVAL;
1825 }
1826
1827 dev_dbg(dsaf_dev->dev,
1828 "del_mac_mc_port, %s key(%#x:%#x) index%d\n",
1829 dsaf_dev->ae_dev.name, mac_key.high.val,
1830 mac_key.low.val, entry_index);
1831
1832 /*read entry*/
1833 hns_dsaf_tcam_mc_get(
1834 dsaf_dev, entry_index,
1835 (struct dsaf_tbl_tcam_data *)(&tmp_mac_key), &mac_data);
1836
1837 /*del the port*/
1838 if (mac_entry->port_num < DSAF_SERVICE_NW_NUM) {
1839 mskid = mac_entry->port_num;
1840 } else if (mac_entry->port_num >= DSAF_BASE_INNER_PORT_NUM) {
1841 mskid = mac_entry->port_num -
1842 DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
1843 } else {
1844 dev_err(dsaf_dev->dev,
1845 "%s,pnum(%d)error,key(%#x:%#x)\n",
1846 dsaf_dev->ae_dev.name, mac_entry->port_num,
1847 mac_key.high.val, mac_key.low.val);
1848 return -EINVAL;
1849 }
1850 dsaf_set_bit(mac_data.tbl_mcast_port_msk[mskid / 32], mskid % 32, 0);
1851
1852 /*check non port, do del entry */
1853 if (!memcmp(mac_data.tbl_mcast_port_msk, empty_msk,
1854 sizeof(mac_data.tbl_mcast_port_msk))) {
1855 hns_dsaf_tcam_mc_invld(dsaf_dev, entry_index);
1856
1857 /* del soft entry */
1858 soft_mac_entry += entry_index;
1859 soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
1860 } else { /* not zer, just del port, updata*/
1861 hns_dsaf_tcam_mc_cfg(
1862 dsaf_dev, entry_index,
1863 (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1864 }
1865
1866 return 0;
1867 }
1868
1869 /**
1870 * hns_dsaf_get_mac_uc_entry - get mac uc entry
1871 * @dsaf_dev: dsa fabric device struct pointer
1872 * @mac_entry: mac entry
1873 */
1874 int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
1875 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1876 {
1877 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1878 struct dsaf_drv_tbl_tcam_key mac_key;
1879
1880 struct dsaf_tbl_tcam_ucast_cfg mac_data;
1881
1882 /* check macaddr */
1883 if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1884 MAC_IS_BROADCAST(mac_entry->addr)) {
1885 dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n",
1886 mac_entry->addr);
1887 return -EINVAL;
1888 }
1889
1890 /*config key */
1891 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1892 mac_entry->in_port_num, mac_entry->addr);
1893
1894 /*check exist? */
1895 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1896 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1897 /*find none, error */
1898 dev_err(dsaf_dev->dev,
1899 "get_uc_entry failed, %s Mac key(%#x:%#x)\n",
1900 dsaf_dev->ae_dev.name,
1901 mac_key.high.val, mac_key.low.val);
1902 return -EINVAL;
1903 }
1904 dev_dbg(dsaf_dev->dev,
1905 "get_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1906 dsaf_dev->ae_dev.name, mac_key.high.val,
1907 mac_key.low.val, entry_index);
1908
1909 /*read entry*/
1910 hns_dsaf_tcam_uc_get(dsaf_dev, entry_index,
1911 (struct dsaf_tbl_tcam_data *)&mac_key, &mac_data);
1912 mac_entry->port_num = mac_data.tbl_ucast_out_port;
1913
1914 return 0;
1915 }
1916
1917 /**
1918 * hns_dsaf_get_mac_mc_entry - get mac mc entry
1919 * @dsaf_dev: dsa fabric device struct pointer
1920 * @mac_entry: mac entry
1921 */
1922 int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
1923 struct dsaf_drv_mac_multi_dest_entry *mac_entry)
1924 {
1925 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1926 struct dsaf_drv_tbl_tcam_key mac_key;
1927
1928 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1929
1930 /*check mac addr */
1931 if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1932 MAC_IS_BROADCAST(mac_entry->addr)) {
1933 dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n",
1934 mac_entry->addr);
1935 return -EINVAL;
1936 }
1937
1938 /*config key */
1939 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1940 mac_entry->in_port_num, mac_entry->addr);
1941
1942 /*check exist? */
1943 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1944 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1945 /* find none, error */
1946 dev_err(dsaf_dev->dev,
1947 "get_mac_uc_entry failed, %s Mac key(%#x:%#x)\n",
1948 dsaf_dev->ae_dev.name, mac_key.high.val,
1949 mac_key.low.val);
1950 return -EINVAL;
1951 }
1952 dev_dbg(dsaf_dev->dev,
1953 "get_mac_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1954 dsaf_dev->ae_dev.name, mac_key.high.val,
1955 mac_key.low.val, entry_index);
1956
1957 /*read entry */
1958 hns_dsaf_tcam_mc_get(dsaf_dev, entry_index,
1959 (struct dsaf_tbl_tcam_data *)&mac_key, &mac_data);
1960
1961 mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F;
1962 return 0;
1963 }
1964
1965 /**
1966 * hns_dsaf_get_mac_entry_by_index - get mac entry by tab index
1967 * @dsaf_dev: dsa fabric device struct pointer
1968 * @entry_index: tab entry index
1969 * @mac_entry: mac entry
1970 */
1971 int hns_dsaf_get_mac_entry_by_index(
1972 struct dsaf_device *dsaf_dev,
1973 u16 entry_index, struct dsaf_drv_mac_multi_dest_entry *mac_entry)
1974 {
1975 struct dsaf_drv_tbl_tcam_key mac_key;
1976
1977 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1978 struct dsaf_tbl_tcam_ucast_cfg mac_uc_data;
1979 char mac_addr[MAC_NUM_OCTETS_PER_ADDR] = {0};
1980
1981 if (entry_index >= DSAF_TCAM_SUM) {
1982 /* find none, del error */
1983 dev_err(dsaf_dev->dev, "get_uc_entry failed, %s\n",
1984 dsaf_dev->ae_dev.name);
1985 return -EINVAL;
1986 }
1987
1988 /* mc entry, do read opt */
1989 hns_dsaf_tcam_mc_get(dsaf_dev, entry_index,
1990 (struct dsaf_tbl_tcam_data *)&mac_key, &mac_data);
1991
1992 mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F;
1993
1994 /***get mac addr*/
1995 mac_addr[0] = mac_key.high.bits.mac_0;
1996 mac_addr[1] = mac_key.high.bits.mac_1;
1997 mac_addr[2] = mac_key.high.bits.mac_2;
1998 mac_addr[3] = mac_key.high.bits.mac_3;
1999 mac_addr[4] = mac_key.low.bits.mac_4;
2000 mac_addr[5] = mac_key.low.bits.mac_5;
2001 /**is mc or uc*/
2002 if (MAC_IS_MULTICAST((u8 *)mac_addr) ||
2003 MAC_IS_L3_MULTICAST((u8 *)mac_addr)) {
2004 /**mc donot do*/
2005 } else {
2006 /*is not mc, just uc... */
2007 hns_dsaf_tcam_uc_get(dsaf_dev, entry_index,
2008 (struct dsaf_tbl_tcam_data *)&mac_key,
2009 &mac_uc_data);
2010 mac_entry->port_mask[0] = (1 << mac_uc_data.tbl_ucast_out_port);
2011 }
2012
2013 return 0;
2014 }
2015
2016 static struct dsaf_device *hns_dsaf_alloc_dev(struct device *dev,
2017 size_t sizeof_priv)
2018 {
2019 struct dsaf_device *dsaf_dev;
2020
2021 dsaf_dev = devm_kzalloc(dev,
2022 sizeof(*dsaf_dev) + sizeof_priv, GFP_KERNEL);
2023 if (unlikely(!dsaf_dev)) {
2024 dsaf_dev = ERR_PTR(-ENOMEM);
2025 } else {
2026 dsaf_dev->dev = dev;
2027 dev_set_drvdata(dev, dsaf_dev);
2028 }
2029
2030 return dsaf_dev;
2031 }
2032
2033 /**
2034 * hns_dsaf_free_dev - free dev mem
2035 * @dev: struct device pointer
2036 */
2037 static void hns_dsaf_free_dev(struct dsaf_device *dsaf_dev)
2038 {
2039 (void)dev_set_drvdata(dsaf_dev->dev, NULL);
2040 }
2041
2042 /**
2043 * dsaf_pfc_unit_cnt - set pfc unit count
2044 * @dsaf_id: dsa fabric id
2045 * @pport_rate: value array
2046 * @pdsaf_pfc_unit_cnt: value array
2047 */
2048 static void hns_dsaf_pfc_unit_cnt(struct dsaf_device *dsaf_dev, int mac_id,
2049 enum dsaf_port_rate_mode rate)
2050 {
2051 u32 unit_cnt;
2052
2053 switch (rate) {
2054 case DSAF_PORT_RATE_10000:
2055 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_XGE;
2056 break;
2057 case DSAF_PORT_RATE_1000:
2058 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_GE_1000;
2059 break;
2060 case DSAF_PORT_RATE_2500:
2061 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_GE_1000;
2062 break;
2063 default:
2064 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_XGE;
2065 }
2066
2067 dsaf_set_dev_field(dsaf_dev,
2068 (DSAF_PFC_UNIT_CNT_0_REG + 0x4 * (u64)mac_id),
2069 DSAF_PFC_UNINT_CNT_M, DSAF_PFC_UNINT_CNT_S,
2070 unit_cnt);
2071 }
2072
2073 /**
2074 * dsaf_port_work_rate_cfg - fifo
2075 * @dsaf_id: dsa fabric id
2076 * @xge_ge_work_mode
2077 */
2078 void hns_dsaf_port_work_rate_cfg(struct dsaf_device *dsaf_dev, int mac_id,
2079 enum dsaf_port_rate_mode rate_mode)
2080 {
2081 u32 port_work_mode;
2082
2083 port_work_mode = dsaf_read_dev(
2084 dsaf_dev, DSAF_XGE_GE_WORK_MODE_0_REG + 0x4 * (u64)mac_id);
2085
2086 if (rate_mode == DSAF_PORT_RATE_10000)
2087 dsaf_set_bit(port_work_mode, DSAF_XGE_GE_WORK_MODE_S, 1);
2088 else
2089 dsaf_set_bit(port_work_mode, DSAF_XGE_GE_WORK_MODE_S, 0);
2090
2091 dsaf_write_dev(dsaf_dev,
2092 DSAF_XGE_GE_WORK_MODE_0_REG + 0x4 * (u64)mac_id,
2093 port_work_mode);
2094
2095 hns_dsaf_pfc_unit_cnt(dsaf_dev, mac_id, rate_mode);
2096 }
2097
2098 /**
2099 * hns_dsaf_fix_mac_mode - dsaf modify mac mode
2100 * @mac_cb: mac contrl block
2101 */
2102 void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb)
2103 {
2104 enum dsaf_port_rate_mode mode;
2105 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
2106 int mac_id = mac_cb->mac_id;
2107
2108 if (mac_cb->mac_type != HNAE_PORT_SERVICE)
2109 return;
2110 if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII)
2111 mode = DSAF_PORT_RATE_10000;
2112 else
2113 mode = DSAF_PORT_RATE_1000;
2114
2115 hns_dsaf_port_work_rate_cfg(dsaf_dev, mac_id, mode);
2116 }
2117
2118 static u32 hns_dsaf_get_inode_prio_reg(int index)
2119 {
2120 int base_index, offset;
2121 u32 base_addr = DSAF_INODE_IN_PRIO_PAUSE_BASE_REG;
2122
2123 base_index = (index + 1) / DSAF_REG_PER_ZONE;
2124 offset = (index + 1) % DSAF_REG_PER_ZONE;
2125
2126 return base_addr + DSAF_INODE_IN_PRIO_PAUSE_BASE_OFFSET * base_index +
2127 DSAF_INODE_IN_PRIO_PAUSE_OFFSET * offset;
2128 }
2129
2130 void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 node_num)
2131 {
2132 struct dsaf_hw_stats *hw_stats
2133 = &dsaf_dev->hw_stats[node_num];
2134 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2135 int i;
2136 u32 reg_tmp;
2137
2138 hw_stats->pad_drop += dsaf_read_dev(dsaf_dev,
2139 DSAF_INODE_PAD_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2140 hw_stats->man_pkts += dsaf_read_dev(dsaf_dev,
2141 DSAF_INODE_FINAL_IN_MAN_NUM_0_REG + 0x80 * (u64)node_num);
2142 hw_stats->rx_pkts += dsaf_read_dev(dsaf_dev,
2143 DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + 0x80 * (u64)node_num);
2144 hw_stats->rx_pkt_id += dsaf_read_dev(dsaf_dev,
2145 DSAF_INODE_SBM_PID_NUM_0_REG + 0x80 * (u64)node_num);
2146
2147 reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG :
2148 DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG;
2149 hw_stats->rx_pause_frame +=
2150 dsaf_read_dev(dsaf_dev, reg_tmp + 0x80 * (u64)node_num);
2151
2152 hw_stats->release_buf_num += dsaf_read_dev(dsaf_dev,
2153 DSAF_INODE_SBM_RELS_NUM_0_REG + 0x80 * (u64)node_num);
2154 hw_stats->sbm_drop += dsaf_read_dev(dsaf_dev,
2155 DSAF_INODE_SBM_DROP_NUM_0_REG + 0x80 * (u64)node_num);
2156 hw_stats->crc_false += dsaf_read_dev(dsaf_dev,
2157 DSAF_INODE_CRC_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
2158 hw_stats->bp_drop += dsaf_read_dev(dsaf_dev,
2159 DSAF_INODE_BP_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2160 hw_stats->rslt_drop += dsaf_read_dev(dsaf_dev,
2161 DSAF_INODE_RSLT_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2162 hw_stats->local_addr_false += dsaf_read_dev(dsaf_dev,
2163 DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
2164
2165 hw_stats->vlan_drop += dsaf_read_dev(dsaf_dev,
2166 DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + 0x80 * (u64)node_num);
2167 hw_stats->stp_drop += dsaf_read_dev(dsaf_dev,
2168 DSAF_INODE_IN_DATA_STP_DISC_0_REG + 0x80 * (u64)node_num);
2169
2170 /* pfc pause frame statistics stored in dsaf inode*/
2171 if ((node_num < DSAF_SERVICE_NW_NUM) && !is_ver1) {
2172 for (i = 0; i < DSAF_PRIO_NR; i++) {
2173 reg_tmp = hns_dsaf_get_inode_prio_reg(i);
2174 hw_stats->rx_pfc[i] += dsaf_read_dev(dsaf_dev,
2175 reg_tmp + 0x4 * (u64)node_num);
2176 hw_stats->tx_pfc[i] += dsaf_read_dev(dsaf_dev,
2177 DSAF_XOD_XGE_PFC_PRIO_CNT_BASE_REG +
2178 DSAF_XOD_XGE_PFC_PRIO_CNT_OFFSET * i +
2179 0xF0 * (u64)node_num);
2180 }
2181 }
2182 hw_stats->tx_pkts += dsaf_read_dev(dsaf_dev,
2183 DSAF_XOD_RCVPKT_CNT_0_REG + 0x90 * (u64)node_num);
2184 }
2185
2186 /**
2187 *hns_dsaf_get_regs - dump dsaf regs
2188 *@dsaf_dev: dsaf device
2189 *@data:data for value of regs
2190 */
2191 void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data)
2192 {
2193 u32 i = 0;
2194 u32 j;
2195 u32 *p = data;
2196 u32 reg_tmp;
2197 bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver);
2198
2199 /* dsaf common registers */
2200 p[0] = dsaf_read_dev(ddev, DSAF_SRAM_INIT_OVER_0_REG);
2201 p[1] = dsaf_read_dev(ddev, DSAF_CFG_0_REG);
2202 p[2] = dsaf_read_dev(ddev, DSAF_ECC_ERR_INVERT_0_REG);
2203 p[3] = dsaf_read_dev(ddev, DSAF_ABNORMAL_TIMEOUT_0_REG);
2204 p[4] = dsaf_read_dev(ddev, DSAF_FSM_TIMEOUT_0_REG);
2205 p[5] = dsaf_read_dev(ddev, DSAF_DSA_REG_CNT_CLR_CE_REG);
2206 p[6] = dsaf_read_dev(ddev, DSAF_DSA_SBM_INF_FIFO_THRD_REG);
2207 p[7] = dsaf_read_dev(ddev, DSAF_DSA_SRAM_1BIT_ECC_SEL_REG);
2208 p[8] = dsaf_read_dev(ddev, DSAF_DSA_SRAM_1BIT_ECC_CNT_REG);
2209
2210 p[9] = dsaf_read_dev(ddev, DSAF_PFC_EN_0_REG + port * 4);
2211 p[10] = dsaf_read_dev(ddev, DSAF_PFC_UNIT_CNT_0_REG + port * 4);
2212 p[11] = dsaf_read_dev(ddev, DSAF_XGE_INT_MSK_0_REG + port * 4);
2213 p[12] = dsaf_read_dev(ddev, DSAF_XGE_INT_SRC_0_REG + port * 4);
2214 p[13] = dsaf_read_dev(ddev, DSAF_XGE_INT_STS_0_REG + port * 4);
2215 p[14] = dsaf_read_dev(ddev, DSAF_XGE_INT_MSK_0_REG + port * 4);
2216 p[15] = dsaf_read_dev(ddev, DSAF_PPE_INT_MSK_0_REG + port * 4);
2217 p[16] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_MSK_0_REG + port * 4);
2218 p[17] = dsaf_read_dev(ddev, DSAF_XGE_INT_SRC_0_REG + port * 4);
2219 p[18] = dsaf_read_dev(ddev, DSAF_PPE_INT_SRC_0_REG + port * 4);
2220 p[19] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_SRC_0_REG + port * 4);
2221 p[20] = dsaf_read_dev(ddev, DSAF_XGE_INT_STS_0_REG + port * 4);
2222 p[21] = dsaf_read_dev(ddev, DSAF_PPE_INT_STS_0_REG + port * 4);
2223 p[22] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_STS_0_REG + port * 4);
2224 p[23] = dsaf_read_dev(ddev, DSAF_PPE_QID_CFG_0_REG + port * 4);
2225
2226 for (i = 0; i < DSAF_SW_PORT_NUM; i++)
2227 p[24 + i] = dsaf_read_dev(ddev,
2228 DSAF_SW_PORT_TYPE_0_REG + i * 4);
2229
2230 p[32] = dsaf_read_dev(ddev, DSAF_MIX_DEF_QID_0_REG + port * 4);
2231
2232 for (i = 0; i < DSAF_SW_PORT_NUM; i++)
2233 p[33 + i] = dsaf_read_dev(ddev,
2234 DSAF_PORT_DEF_VLAN_0_REG + i * 4);
2235
2236 for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++)
2237 p[41 + i] = dsaf_read_dev(ddev,
2238 DSAF_VM_DEF_VLAN_0_REG + i * 4);
2239
2240 /* dsaf inode registers */
2241 p[170] = dsaf_read_dev(ddev, DSAF_INODE_CUT_THROUGH_CFG_0_REG);
2242
2243 p[171] = dsaf_read_dev(ddev,
2244 DSAF_INODE_ECC_ERR_ADDR_0_REG + port * 0x80);
2245
2246 for (i = 0; i < DSAF_INODE_NUM / DSAF_COMM_CHN; i++) {
2247 j = i * DSAF_COMM_CHN + port;
2248 p[172 + i] = dsaf_read_dev(ddev,
2249 DSAF_INODE_IN_PORT_NUM_0_REG + j * 0x80);
2250 p[175 + i] = dsaf_read_dev(ddev,
2251 DSAF_INODE_PRI_TC_CFG_0_REG + j * 0x80);
2252 p[178 + i] = dsaf_read_dev(ddev,
2253 DSAF_INODE_BP_STATUS_0_REG + j * 0x80);
2254 p[181 + i] = dsaf_read_dev(ddev,
2255 DSAF_INODE_PAD_DISCARD_NUM_0_REG + j * 0x80);
2256 p[184 + i] = dsaf_read_dev(ddev,
2257 DSAF_INODE_FINAL_IN_MAN_NUM_0_REG + j * 0x80);
2258 p[187 + i] = dsaf_read_dev(ddev,
2259 DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + j * 0x80);
2260 p[190 + i] = dsaf_read_dev(ddev,
2261 DSAF_INODE_SBM_PID_NUM_0_REG + j * 0x80);
2262 reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG :
2263 DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG;
2264 p[193 + i] = dsaf_read_dev(ddev, reg_tmp + j * 0x80);
2265 p[196 + i] = dsaf_read_dev(ddev,
2266 DSAF_INODE_SBM_RELS_NUM_0_REG + j * 0x80);
2267 p[199 + i] = dsaf_read_dev(ddev,
2268 DSAF_INODE_SBM_DROP_NUM_0_REG + j * 0x80);
2269 p[202 + i] = dsaf_read_dev(ddev,
2270 DSAF_INODE_CRC_FALSE_NUM_0_REG + j * 0x80);
2271 p[205 + i] = dsaf_read_dev(ddev,
2272 DSAF_INODE_BP_DISCARD_NUM_0_REG + j * 0x80);
2273 p[208 + i] = dsaf_read_dev(ddev,
2274 DSAF_INODE_RSLT_DISCARD_NUM_0_REG + j * 0x80);
2275 p[211 + i] = dsaf_read_dev(ddev,
2276 DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + j * 0x80);
2277 p[214 + i] = dsaf_read_dev(ddev,
2278 DSAF_INODE_VOQ_OVER_NUM_0_REG + j * 0x80);
2279 p[217 + i] = dsaf_read_dev(ddev,
2280 DSAF_INODE_BD_SAVE_STATUS_0_REG + j * 4);
2281 p[220 + i] = dsaf_read_dev(ddev,
2282 DSAF_INODE_BD_ORDER_STATUS_0_REG + j * 4);
2283 p[223 + i] = dsaf_read_dev(ddev,
2284 DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + j * 4);
2285 p[224 + i] = dsaf_read_dev(ddev,
2286 DSAF_INODE_IN_DATA_STP_DISC_0_REG + j * 4);
2287 }
2288
2289 p[227] = dsaf_read_dev(ddev, DSAF_INODE_GE_FC_EN_0_REG + port * 4);
2290
2291 for (i = 0; i < DSAF_INODE_NUM / DSAF_COMM_CHN; i++) {
2292 j = i * DSAF_COMM_CHN + port;
2293 p[228 + i] = dsaf_read_dev(ddev,
2294 DSAF_INODE_VC0_IN_PKT_NUM_0_REG + j * 4);
2295 }
2296
2297 p[231] = dsaf_read_dev(ddev,
2298 DSAF_INODE_VC1_IN_PKT_NUM_0_REG + port * 4);
2299
2300 /* dsaf inode registers */
2301 for (i = 0; i < HNS_DSAF_SBM_NUM(ddev) / DSAF_COMM_CHN; i++) {
2302 j = i * DSAF_COMM_CHN + port;
2303 p[232 + i] = dsaf_read_dev(ddev,
2304 DSAF_SBM_CFG_REG_0_REG + j * 0x80);
2305 p[235 + i] = dsaf_read_dev(ddev,
2306 DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + j * 0x80);
2307 p[238 + i] = dsaf_read_dev(ddev,
2308 DSAF_SBM_BP_CFG_1_REG_0_REG + j * 0x80);
2309 p[241 + i] = dsaf_read_dev(ddev,
2310 DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + j * 0x80);
2311 p[244 + i] = dsaf_read_dev(ddev,
2312 DSAF_SBM_FREE_CNT_0_0_REG + j * 0x80);
2313 p[245 + i] = dsaf_read_dev(ddev,
2314 DSAF_SBM_FREE_CNT_1_0_REG + j * 0x80);
2315 p[248 + i] = dsaf_read_dev(ddev,
2316 DSAF_SBM_BP_CNT_0_0_REG + j * 0x80);
2317 p[251 + i] = dsaf_read_dev(ddev,
2318 DSAF_SBM_BP_CNT_1_0_REG + j * 0x80);
2319 p[254 + i] = dsaf_read_dev(ddev,
2320 DSAF_SBM_BP_CNT_2_0_REG + j * 0x80);
2321 p[257 + i] = dsaf_read_dev(ddev,
2322 DSAF_SBM_BP_CNT_3_0_REG + j * 0x80);
2323 p[260 + i] = dsaf_read_dev(ddev,
2324 DSAF_SBM_INER_ST_0_REG + j * 0x80);
2325 p[263 + i] = dsaf_read_dev(ddev,
2326 DSAF_SBM_MIB_REQ_FAILED_TC_0_REG + j * 0x80);
2327 p[266 + i] = dsaf_read_dev(ddev,
2328 DSAF_SBM_LNK_INPORT_CNT_0_REG + j * 0x80);
2329 p[269 + i] = dsaf_read_dev(ddev,
2330 DSAF_SBM_LNK_DROP_CNT_0_REG + j * 0x80);
2331 p[272 + i] = dsaf_read_dev(ddev,
2332 DSAF_SBM_INF_OUTPORT_CNT_0_REG + j * 0x80);
2333 p[275 + i] = dsaf_read_dev(ddev,
2334 DSAF_SBM_LNK_INPORT_TC0_CNT_0_REG + j * 0x80);
2335 p[278 + i] = dsaf_read_dev(ddev,
2336 DSAF_SBM_LNK_INPORT_TC1_CNT_0_REG + j * 0x80);
2337 p[281 + i] = dsaf_read_dev(ddev,
2338 DSAF_SBM_LNK_INPORT_TC2_CNT_0_REG + j * 0x80);
2339 p[284 + i] = dsaf_read_dev(ddev,
2340 DSAF_SBM_LNK_INPORT_TC3_CNT_0_REG + j * 0x80);
2341 p[287 + i] = dsaf_read_dev(ddev,
2342 DSAF_SBM_LNK_INPORT_TC4_CNT_0_REG + j * 0x80);
2343 p[290 + i] = dsaf_read_dev(ddev,
2344 DSAF_SBM_LNK_INPORT_TC5_CNT_0_REG + j * 0x80);
2345 p[293 + i] = dsaf_read_dev(ddev,
2346 DSAF_SBM_LNK_INPORT_TC6_CNT_0_REG + j * 0x80);
2347 p[296 + i] = dsaf_read_dev(ddev,
2348 DSAF_SBM_LNK_INPORT_TC7_CNT_0_REG + j * 0x80);
2349 p[299 + i] = dsaf_read_dev(ddev,
2350 DSAF_SBM_LNK_REQ_CNT_0_REG + j * 0x80);
2351 p[302 + i] = dsaf_read_dev(ddev,
2352 DSAF_SBM_LNK_RELS_CNT_0_REG + j * 0x80);
2353 p[305 + i] = dsaf_read_dev(ddev,
2354 DSAF_SBM_BP_CFG_3_REG_0_REG + j * 0x80);
2355 p[308 + i] = dsaf_read_dev(ddev,
2356 DSAF_SBM_BP_CFG_4_REG_0_REG + j * 0x80);
2357 }
2358
2359 /* dsaf onode registers */
2360 for (i = 0; i < DSAF_XOD_NUM; i++) {
2361 p[311 + i] = dsaf_read_dev(ddev,
2362 DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + i * 0x90);
2363 p[319 + i] = dsaf_read_dev(ddev,
2364 DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + i * 0x90);
2365 p[327 + i] = dsaf_read_dev(ddev,
2366 DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + i * 0x90);
2367 p[335 + i] = dsaf_read_dev(ddev,
2368 DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + i * 0x90);
2369 p[343 + i] = dsaf_read_dev(ddev,
2370 DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + i * 0x90);
2371 p[351 + i] = dsaf_read_dev(ddev,
2372 DSAF_XOD_ETS_TOKEN_CFG_0_REG + i * 0x90);
2373 }
2374
2375 p[359] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_0_0_REG + port * 0x90);
2376 p[360] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_1_0_REG + port * 0x90);
2377 p[361] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_2_0_REG + port * 0x90);
2378
2379 for (i = 0; i < DSAF_XOD_BIG_NUM / DSAF_COMM_CHN; i++) {
2380 j = i * DSAF_COMM_CHN + port;
2381 p[362 + i] = dsaf_read_dev(ddev,
2382 DSAF_XOD_GNT_L_0_REG + j * 0x90);
2383 p[365 + i] = dsaf_read_dev(ddev,
2384 DSAF_XOD_GNT_H_0_REG + j * 0x90);
2385 p[368 + i] = dsaf_read_dev(ddev,
2386 DSAF_XOD_CONNECT_STATE_0_REG + j * 0x90);
2387 p[371 + i] = dsaf_read_dev(ddev,
2388 DSAF_XOD_RCVPKT_CNT_0_REG + j * 0x90);
2389 p[374 + i] = dsaf_read_dev(ddev,
2390 DSAF_XOD_RCVTC0_CNT_0_REG + j * 0x90);
2391 p[377 + i] = dsaf_read_dev(ddev,
2392 DSAF_XOD_RCVTC1_CNT_0_REG + j * 0x90);
2393 p[380 + i] = dsaf_read_dev(ddev,
2394 DSAF_XOD_RCVTC2_CNT_0_REG + j * 0x90);
2395 p[383 + i] = dsaf_read_dev(ddev,
2396 DSAF_XOD_RCVTC3_CNT_0_REG + j * 0x90);
2397 p[386 + i] = dsaf_read_dev(ddev,
2398 DSAF_XOD_RCVVC0_CNT_0_REG + j * 0x90);
2399 p[389 + i] = dsaf_read_dev(ddev,
2400 DSAF_XOD_RCVVC1_CNT_0_REG + j * 0x90);
2401 }
2402
2403 p[392] = dsaf_read_dev(ddev,
2404 DSAF_XOD_XGE_RCVIN0_CNT_0_REG + port * 0x90);
2405 p[393] = dsaf_read_dev(ddev,
2406 DSAF_XOD_XGE_RCVIN1_CNT_0_REG + port * 0x90);
2407 p[394] = dsaf_read_dev(ddev,
2408 DSAF_XOD_XGE_RCVIN2_CNT_0_REG + port * 0x90);
2409 p[395] = dsaf_read_dev(ddev,
2410 DSAF_XOD_XGE_RCVIN3_CNT_0_REG + port * 0x90);
2411 p[396] = dsaf_read_dev(ddev,
2412 DSAF_XOD_XGE_RCVIN4_CNT_0_REG + port * 0x90);
2413 p[397] = dsaf_read_dev(ddev,
2414 DSAF_XOD_XGE_RCVIN5_CNT_0_REG + port * 0x90);
2415 p[398] = dsaf_read_dev(ddev,
2416 DSAF_XOD_XGE_RCVIN6_CNT_0_REG + port * 0x90);
2417 p[399] = dsaf_read_dev(ddev,
2418 DSAF_XOD_XGE_RCVIN7_CNT_0_REG + port * 0x90);
2419 p[400] = dsaf_read_dev(ddev,
2420 DSAF_XOD_PPE_RCVIN0_CNT_0_REG + port * 0x90);
2421 p[401] = dsaf_read_dev(ddev,
2422 DSAF_XOD_PPE_RCVIN1_CNT_0_REG + port * 0x90);
2423 p[402] = dsaf_read_dev(ddev,
2424 DSAF_XOD_ROCEE_RCVIN0_CNT_0_REG + port * 0x90);
2425 p[403] = dsaf_read_dev(ddev,
2426 DSAF_XOD_ROCEE_RCVIN1_CNT_0_REG + port * 0x90);
2427 p[404] = dsaf_read_dev(ddev,
2428 DSAF_XOD_FIFO_STATUS_0_REG + port * 0x90);
2429
2430 /* dsaf voq registers */
2431 for (i = 0; i < DSAF_VOQ_NUM / DSAF_COMM_CHN; i++) {
2432 j = (i * DSAF_COMM_CHN + port) * 0x90;
2433 p[405 + i] = dsaf_read_dev(ddev,
2434 DSAF_VOQ_ECC_INVERT_EN_0_REG + j);
2435 p[408 + i] = dsaf_read_dev(ddev,
2436 DSAF_VOQ_SRAM_PKT_NUM_0_REG + j);
2437 p[411 + i] = dsaf_read_dev(ddev, DSAF_VOQ_IN_PKT_NUM_0_REG + j);
2438 p[414 + i] = dsaf_read_dev(ddev,
2439 DSAF_VOQ_OUT_PKT_NUM_0_REG + j);
2440 p[417 + i] = dsaf_read_dev(ddev,
2441 DSAF_VOQ_ECC_ERR_ADDR_0_REG + j);
2442 p[420 + i] = dsaf_read_dev(ddev, DSAF_VOQ_BP_STATUS_0_REG + j);
2443 p[423 + i] = dsaf_read_dev(ddev, DSAF_VOQ_SPUP_IDLE_0_REG + j);
2444 p[426 + i] = dsaf_read_dev(ddev,
2445 DSAF_VOQ_XGE_XOD_REQ_0_0_REG + j);
2446 p[429 + i] = dsaf_read_dev(ddev,
2447 DSAF_VOQ_XGE_XOD_REQ_1_0_REG + j);
2448 p[432 + i] = dsaf_read_dev(ddev,
2449 DSAF_VOQ_PPE_XOD_REQ_0_REG + j);
2450 p[435 + i] = dsaf_read_dev(ddev,
2451 DSAF_VOQ_ROCEE_XOD_REQ_0_REG + j);
2452 p[438 + i] = dsaf_read_dev(ddev,
2453 DSAF_VOQ_BP_ALL_THRD_0_REG + j);
2454 }
2455
2456 /* dsaf tbl registers */
2457 p[441] = dsaf_read_dev(ddev, DSAF_TBL_CTRL_0_REG);
2458 p[442] = dsaf_read_dev(ddev, DSAF_TBL_INT_MSK_0_REG);
2459 p[443] = dsaf_read_dev(ddev, DSAF_TBL_INT_SRC_0_REG);
2460 p[444] = dsaf_read_dev(ddev, DSAF_TBL_INT_STS_0_REG);
2461 p[445] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_ADDR_0_REG);
2462 p[446] = dsaf_read_dev(ddev, DSAF_TBL_LINE_ADDR_0_REG);
2463 p[447] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_HIGH_0_REG);
2464 p[448] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_LOW_0_REG);
2465 p[449] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG);
2466 p[450] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG);
2467 p[451] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG);
2468 p[452] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG);
2469 p[453] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG);
2470 p[454] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_UCAST_CFG_0_REG);
2471 p[455] = dsaf_read_dev(ddev, DSAF_TBL_LIN_CFG_0_REG);
2472 p[456] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
2473 p[457] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
2474 p[458] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
2475 p[459] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA3_0_REG);
2476 p[460] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA2_0_REG);
2477 p[461] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA1_0_REG);
2478 p[462] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
2479 p[463] = dsaf_read_dev(ddev, DSAF_TBL_LIN_RDATA_0_REG);
2480
2481 for (i = 0; i < DSAF_SW_PORT_NUM; i++) {
2482 j = i * 0x8;
2483 p[464 + 2 * i] = dsaf_read_dev(ddev,
2484 DSAF_TBL_DA0_MIS_INFO1_0_REG + j);
2485 p[465 + 2 * i] = dsaf_read_dev(ddev,
2486 DSAF_TBL_DA0_MIS_INFO0_0_REG + j);
2487 }
2488
2489 p[480] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO2_0_REG);
2490 p[481] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO1_0_REG);
2491 p[482] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO0_0_REG);
2492 p[483] = dsaf_read_dev(ddev, DSAF_TBL_PUL_0_REG);
2493 p[484] = dsaf_read_dev(ddev, DSAF_TBL_OLD_RSLT_0_REG);
2494 p[485] = dsaf_read_dev(ddev, DSAF_TBL_OLD_SCAN_VAL_0_REG);
2495 p[486] = dsaf_read_dev(ddev, DSAF_TBL_DFX_CTRL_0_REG);
2496 p[487] = dsaf_read_dev(ddev, DSAF_TBL_DFX_STAT_0_REG);
2497 p[488] = dsaf_read_dev(ddev, DSAF_TBL_DFX_STAT_2_0_REG);
2498 p[489] = dsaf_read_dev(ddev, DSAF_TBL_LKUP_NUM_I_0_REG);
2499 p[490] = dsaf_read_dev(ddev, DSAF_TBL_LKUP_NUM_O_0_REG);
2500 p[491] = dsaf_read_dev(ddev, DSAF_TBL_UCAST_BCAST_MIS_INFO_0_0_REG);
2501
2502 /* dsaf other registers */
2503 p[492] = dsaf_read_dev(ddev, DSAF_INODE_FIFO_WL_0_REG + port * 0x4);
2504 p[493] = dsaf_read_dev(ddev, DSAF_ONODE_FIFO_WL_0_REG + port * 0x4);
2505 p[494] = dsaf_read_dev(ddev, DSAF_XGE_GE_WORK_MODE_0_REG + port * 0x4);
2506 p[495] = dsaf_read_dev(ddev,
2507 DSAF_XGE_APP_RX_LINK_UP_0_REG + port * 0x4);
2508 p[496] = dsaf_read_dev(ddev, DSAF_NETPORT_CTRL_SIG_0_REG + port * 0x4);
2509 p[497] = dsaf_read_dev(ddev, DSAF_XGE_CTRL_SIG_CFG_0_REG + port * 0x4);
2510
2511 if (!is_ver1)
2512 p[498] = dsaf_read_dev(ddev, DSAF_PAUSE_CFG_REG + port * 0x4);
2513
2514 /* mark end of dsaf regs */
2515 for (i = 499; i < 504; i++)
2516 p[i] = 0xdddddddd;
2517 }
2518
2519 static char *hns_dsaf_get_node_stats_strings(char *data, int node,
2520 struct dsaf_device *dsaf_dev)
2521 {
2522 char *buff = data;
2523 int i;
2524 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2525
2526 snprintf(buff, ETH_GSTRING_LEN, "innod%d_pad_drop_pkts", node);
2527 buff += ETH_GSTRING_LEN;
2528 snprintf(buff, ETH_GSTRING_LEN, "innod%d_manage_pkts", node);
2529 buff += ETH_GSTRING_LEN;
2530 snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pkts", node);
2531 buff += ETH_GSTRING_LEN;
2532 snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pkt_id", node);
2533 buff += ETH_GSTRING_LEN;
2534 snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pause_frame", node);
2535 buff += ETH_GSTRING_LEN;
2536 snprintf(buff, ETH_GSTRING_LEN, "innod%d_release_buf_num", node);
2537 buff += ETH_GSTRING_LEN;
2538 snprintf(buff, ETH_GSTRING_LEN, "innod%d_sbm_drop_pkts", node);
2539 buff += ETH_GSTRING_LEN;
2540 snprintf(buff, ETH_GSTRING_LEN, "innod%d_crc_false_pkts", node);
2541 buff += ETH_GSTRING_LEN;
2542 snprintf(buff, ETH_GSTRING_LEN, "innod%d_bp_drop_pkts", node);
2543 buff += ETH_GSTRING_LEN;
2544 snprintf(buff, ETH_GSTRING_LEN, "innod%d_lookup_rslt_drop_pkts", node);
2545 buff += ETH_GSTRING_LEN;
2546 snprintf(buff, ETH_GSTRING_LEN, "innod%d_local_rslt_fail_pkts", node);
2547 buff += ETH_GSTRING_LEN;
2548 snprintf(buff, ETH_GSTRING_LEN, "innod%d_vlan_drop_pkts", node);
2549 buff += ETH_GSTRING_LEN;
2550 snprintf(buff, ETH_GSTRING_LEN, "innod%d_stp_drop_pkts", node);
2551 buff += ETH_GSTRING_LEN;
2552 if (node < DSAF_SERVICE_NW_NUM && !is_ver1) {
2553 for (i = 0; i < DSAF_PRIO_NR; i++) {
2554 snprintf(buff + 0 * ETH_GSTRING_LEN * DSAF_PRIO_NR,
2555 ETH_GSTRING_LEN, "inod%d_pfc_prio%d_pkts",
2556 node, i);
2557 snprintf(buff + 1 * ETH_GSTRING_LEN * DSAF_PRIO_NR,
2558 ETH_GSTRING_LEN, "onod%d_pfc_prio%d_pkts",
2559 node, i);
2560 buff += ETH_GSTRING_LEN;
2561 }
2562 buff += 1 * DSAF_PRIO_NR * ETH_GSTRING_LEN;
2563 }
2564 snprintf(buff, ETH_GSTRING_LEN, "onnod%d_tx_pkts", node);
2565 buff += ETH_GSTRING_LEN;
2566
2567 return buff;
2568 }
2569
2570 static u64 *hns_dsaf_get_node_stats(struct dsaf_device *ddev, u64 *data,
2571 int node_num)
2572 {
2573 u64 *p = data;
2574 int i;
2575 struct dsaf_hw_stats *hw_stats = &ddev->hw_stats[node_num];
2576 bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver);
2577
2578 p[0] = hw_stats->pad_drop;
2579 p[1] = hw_stats->man_pkts;
2580 p[2] = hw_stats->rx_pkts;
2581 p[3] = hw_stats->rx_pkt_id;
2582 p[4] = hw_stats->rx_pause_frame;
2583 p[5] = hw_stats->release_buf_num;
2584 p[6] = hw_stats->sbm_drop;
2585 p[7] = hw_stats->crc_false;
2586 p[8] = hw_stats->bp_drop;
2587 p[9] = hw_stats->rslt_drop;
2588 p[10] = hw_stats->local_addr_false;
2589 p[11] = hw_stats->vlan_drop;
2590 p[12] = hw_stats->stp_drop;
2591 if (node_num < DSAF_SERVICE_NW_NUM && !is_ver1) {
2592 for (i = 0; i < DSAF_PRIO_NR; i++) {
2593 p[13 + i + 0 * DSAF_PRIO_NR] = hw_stats->rx_pfc[i];
2594 p[13 + i + 1 * DSAF_PRIO_NR] = hw_stats->tx_pfc[i];
2595 }
2596 p[29] = hw_stats->tx_pkts;
2597 return &p[30];
2598 }
2599
2600 p[13] = hw_stats->tx_pkts;
2601 return &p[14];
2602 }
2603
2604 /**
2605 *hns_dsaf_get_stats - get dsaf statistic
2606 *@ddev: dsaf device
2607 *@data:statistic value
2608 *@port: port num
2609 */
2610 void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port)
2611 {
2612 u64 *p = data;
2613 int node_num = port;
2614
2615 /* for ge/xge node info */
2616 p = hns_dsaf_get_node_stats(ddev, p, node_num);
2617
2618 /* for ppe node info */
2619 node_num = port + DSAF_PPE_INODE_BASE;
2620 (void)hns_dsaf_get_node_stats(ddev, p, node_num);
2621 }
2622
2623 /**
2624 *hns_dsaf_get_sset_count - get dsaf string set count
2625 *@stringset: type of values in data
2626 *return dsaf string name count
2627 */
2628 int hns_dsaf_get_sset_count(struct dsaf_device *dsaf_dev, int stringset)
2629 {
2630 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2631
2632 if (stringset == ETH_SS_STATS) {
2633 if (is_ver1)
2634 return DSAF_STATIC_NUM;
2635 else
2636 return DSAF_V2_STATIC_NUM;
2637 }
2638 return 0;
2639 }
2640
2641 /**
2642 *hns_dsaf_get_strings - get dsaf string set
2643 *@stringset:srting set index
2644 *@data:strings name value
2645 *@port:port index
2646 */
2647 void hns_dsaf_get_strings(int stringset, u8 *data, int port,
2648 struct dsaf_device *dsaf_dev)
2649 {
2650 char *buff = (char *)data;
2651 int node = port;
2652
2653 if (stringset != ETH_SS_STATS)
2654 return;
2655
2656 /* for ge/xge node info */
2657 buff = hns_dsaf_get_node_stats_strings(buff, node, dsaf_dev);
2658
2659 /* for ppe node info */
2660 node = port + DSAF_PPE_INODE_BASE;
2661 (void)hns_dsaf_get_node_stats_strings(buff, node, dsaf_dev);
2662 }
2663
2664 /**
2665 *hns_dsaf_get_sset_count - get dsaf regs count
2666 *return dsaf regs count
2667 */
2668 int hns_dsaf_get_regs_count(void)
2669 {
2670 return DSAF_DUMP_REGS_NUM;
2671 }
2672
2673 /**
2674 * dsaf_probe - probo dsaf dev
2675 * @pdev: dasf platform device
2676 * retuen 0 - success , negative --fail
2677 */
2678 static int hns_dsaf_probe(struct platform_device *pdev)
2679 {
2680 struct dsaf_device *dsaf_dev;
2681 int ret;
2682
2683 dsaf_dev = hns_dsaf_alloc_dev(&pdev->dev, sizeof(struct dsaf_drv_priv));
2684 if (IS_ERR(dsaf_dev)) {
2685 ret = PTR_ERR(dsaf_dev);
2686 dev_err(&pdev->dev,
2687 "dsaf_probe dsaf_alloc_dev failed, ret = %#x!\n", ret);
2688 return ret;
2689 }
2690
2691 ret = hns_dsaf_get_cfg(dsaf_dev);
2692 if (ret)
2693 goto free_dev;
2694
2695 ret = hns_dsaf_init(dsaf_dev);
2696 if (ret)
2697 goto free_dev;
2698
2699 ret = hns_mac_init(dsaf_dev);
2700 if (ret)
2701 goto uninit_dsaf;
2702
2703 ret = hns_ppe_init(dsaf_dev);
2704 if (ret)
2705 goto uninit_mac;
2706
2707 ret = hns_dsaf_ae_init(dsaf_dev);
2708 if (ret)
2709 goto uninit_ppe;
2710
2711 return 0;
2712
2713 uninit_ppe:
2714 hns_ppe_uninit(dsaf_dev);
2715
2716 uninit_mac:
2717 hns_mac_uninit(dsaf_dev);
2718
2719 uninit_dsaf:
2720 hns_dsaf_free(dsaf_dev);
2721
2722 free_dev:
2723 hns_dsaf_free_dev(dsaf_dev);
2724
2725 return ret;
2726 }
2727
2728 /**
2729 * dsaf_remove - remove dsaf dev
2730 * @pdev: dasf platform device
2731 */
2732 static int hns_dsaf_remove(struct platform_device *pdev)
2733 {
2734 struct dsaf_device *dsaf_dev = dev_get_drvdata(&pdev->dev);
2735
2736 hns_dsaf_ae_uninit(dsaf_dev);
2737
2738 hns_ppe_uninit(dsaf_dev);
2739
2740 hns_mac_uninit(dsaf_dev);
2741
2742 hns_dsaf_free(dsaf_dev);
2743
2744 hns_dsaf_free_dev(dsaf_dev);
2745
2746 return 0;
2747 }
2748
2749 static const struct of_device_id g_dsaf_match[] = {
2750 {.compatible = "hisilicon,hns-dsaf-v1"},
2751 {.compatible = "hisilicon,hns-dsaf-v2"},
2752 {}
2753 };
2754
2755 static struct platform_driver g_dsaf_driver = {
2756 .probe = hns_dsaf_probe,
2757 .remove = hns_dsaf_remove,
2758 .driver = {
2759 .name = DSAF_DRV_NAME,
2760 .of_match_table = g_dsaf_match,
2761 .acpi_match_table = hns_dsaf_acpi_match,
2762 },
2763 };
2764
2765 module_platform_driver(g_dsaf_driver);
2766
2767 /**
2768 * hns_dsaf_roce_reset - reset dsaf and roce
2769 * @dsaf_fwnode: Pointer to framework node for the dasf
2770 * @enable: false - request reset , true - drop reset
2771 * retuen 0 - success , negative -fail
2772 */
2773 int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool dereset)
2774 {
2775 struct dsaf_device *dsaf_dev;
2776 struct platform_device *pdev;
2777 u32 mp;
2778 u32 sl;
2779 u32 credit;
2780 int i;
2781 const u32 port_map[DSAF_ROCE_CREDIT_CHN][DSAF_ROCE_CHAN_MODE_NUM] = {
2782 {DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0},
2783 {DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0},
2784 {DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0},
2785 {DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0},
2786 {DSAF_ROCE_PORT_4, DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1},
2787 {DSAF_ROCE_PORT_4, DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1},
2788 {DSAF_ROCE_PORT_5, DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1},
2789 {DSAF_ROCE_PORT_5, DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1},
2790 };
2791 const u32 sl_map[DSAF_ROCE_CREDIT_CHN][DSAF_ROCE_CHAN_MODE_NUM] = {
2792 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_0},
2793 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_1, DSAF_ROCE_SL_1},
2794 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_2},
2795 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_1, DSAF_ROCE_SL_3},
2796 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_0},
2797 {DSAF_ROCE_SL_1, DSAF_ROCE_SL_1, DSAF_ROCE_SL_1},
2798 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_2},
2799 {DSAF_ROCE_SL_1, DSAF_ROCE_SL_1, DSAF_ROCE_SL_3},
2800 };
2801
2802 /* find the platform device corresponding to fwnode */
2803 if (is_of_node(dsaf_fwnode)) {
2804 pdev = of_find_device_by_node(to_of_node(dsaf_fwnode));
2805 } else if (is_acpi_device_node(dsaf_fwnode)) {
2806 pdev = hns_dsaf_find_platform_device(dsaf_fwnode);
2807 } else {
2808 pr_err("fwnode is neither OF or ACPI type\n");
2809 return -EINVAL;
2810 }
2811
2812 /* check if we were a success in fetching pdev */
2813 if (!pdev) {
2814 pr_err("couldn't find platform device for node\n");
2815 return -ENODEV;
2816 }
2817
2818 /* retrieve the dsaf_device from the driver data */
2819 dsaf_dev = dev_get_drvdata(&pdev->dev);
2820 if (!dsaf_dev) {
2821 dev_err(&pdev->dev, "dsaf_dev is NULL\n");
2822 return -ENODEV;
2823 }
2824
2825 /* now, make sure we are running on compatible SoC */
2826 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
2827 dev_err(dsaf_dev->dev, "%s v1 chip doesn't support RoCE!\n",
2828 dsaf_dev->ae_dev.name);
2829 return -ENODEV;
2830 }
2831
2832 /* do reset or de-reset according to the flag */
2833 if (!dereset) {
2834 /* reset rocee-channels in dsaf and rocee */
2835 dsaf_dev->misc_op->hns_dsaf_srst_chns(dsaf_dev, DSAF_CHNS_MASK,
2836 false);
2837 dsaf_dev->misc_op->hns_dsaf_roce_srst(dsaf_dev, false);
2838 } else {
2839 /* configure dsaf tx roce correspond to port map and sl map */
2840 mp = dsaf_read_dev(dsaf_dev, DSAF_ROCE_PORT_MAP_REG);
2841 for (i = 0; i < DSAF_ROCE_CREDIT_CHN; i++)
2842 dsaf_set_field(mp, 7 << i * 3, i * 3,
2843 port_map[i][DSAF_ROCE_6PORT_MODE]);
2844 dsaf_set_field(mp, 3 << i * 3, i * 3, 0);
2845 dsaf_write_dev(dsaf_dev, DSAF_ROCE_PORT_MAP_REG, mp);
2846
2847 sl = dsaf_read_dev(dsaf_dev, DSAF_ROCE_SL_MAP_REG);
2848 for (i = 0; i < DSAF_ROCE_CREDIT_CHN; i++)
2849 dsaf_set_field(sl, 3 << i * 2, i * 2,
2850 sl_map[i][DSAF_ROCE_6PORT_MODE]);
2851 dsaf_write_dev(dsaf_dev, DSAF_ROCE_SL_MAP_REG, sl);
2852
2853 /* de-reset rocee-channels in dsaf and rocee */
2854 dsaf_dev->misc_op->hns_dsaf_srst_chns(dsaf_dev, DSAF_CHNS_MASK,
2855 true);
2856 msleep(SRST_TIME_INTERVAL);
2857 dsaf_dev->misc_op->hns_dsaf_roce_srst(dsaf_dev, true);
2858
2859 /* enable dsaf channel rocee credit */
2860 credit = dsaf_read_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG);
2861 dsaf_set_bit(credit, DSAF_SBM_ROCEE_CFG_CRD_EN_B, 0);
2862 dsaf_write_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG, credit);
2863
2864 dsaf_set_bit(credit, DSAF_SBM_ROCEE_CFG_CRD_EN_B, 1);
2865 dsaf_write_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG, credit);
2866 }
2867 return 0;
2868 }
2869 EXPORT_SYMBOL(hns_dsaf_roce_reset);
2870
2871 MODULE_LICENSE("GPL");
2872 MODULE_AUTHOR("Huawei Tech. Co., Ltd.");
2873 MODULE_DESCRIPTION("HNS DSAF driver");
2874 MODULE_VERSION(DSAF_MOD_VERSION);
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