1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) 2014-2015 Hisilicon Limited.
4 */
5
6 #include <linux/acpi.h>
7 #include <linux/device.h>
8 #include <linux/init.h>
9 #include <linux/interrupt.h>
10 #include <linux/kernel.h>
11 #include <linux/module.h>
12 #include <linux/netdevice.h>
13 #include <linux/mfd/syscon.h>
14 #include <linux/of.h>
15 #include <linux/of_address.h>
16 #include <linux/of_irq.h>
17 #include <linux/of_platform.h>
18 #include <linux/platform_device.h>
19 #include <linux/vmalloc.h>
20
21 #include "hns_dsaf_mac.h"
22 #include "hns_dsaf_main.h"
23 #include "hns_dsaf_ppe.h"
24 #include "hns_dsaf_rcb.h"
25 #include "hns_dsaf_misc.h"
26
27 static const char *g_dsaf_mode_match[DSAF_MODE_MAX] = {
28 [DSAF_MODE_DISABLE_2PORT_64VM] = "2port-64vf",
29 [DSAF_MODE_DISABLE_6PORT_0VM] = "6port-16rss",
30 [DSAF_MODE_DISABLE_6PORT_16VM] = "6port-16vf",
31 [DSAF_MODE_DISABLE_SP] = "single-port",
32 };
33
34 static const struct acpi_device_id hns_dsaf_acpi_match[] = {
35 { "HISI00B1", 0 },
36 { "HISI00B2", 0 },
37 { },
38 };
39 MODULE_DEVICE_TABLE(acpi, hns_dsaf_acpi_match);
40
hns_dsaf_get_cfg(struct dsaf_device * dsaf_dev)41 static int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
42 {
43 int ret, i;
44 u32 desc_num;
45 u32 buf_size;
46 u32 reset_offset = 0;
47 u32 res_idx = 0;
48 const char *mode_str;
49 struct regmap *syscon;
50 struct resource *res;
51 struct device_node *np = dsaf_dev->dev->of_node, *np_temp;
52 struct platform_device *pdev = to_platform_device(dsaf_dev->dev);
53
54 if (dev_of_node(dsaf_dev->dev)) {
55 if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1"))
56 dsaf_dev->dsaf_ver = AE_VERSION_1;
57 else
58 dsaf_dev->dsaf_ver = AE_VERSION_2;
59 } else if (is_acpi_node(dsaf_dev->dev->fwnode)) {
60 if (acpi_dev_found(hns_dsaf_acpi_match[0].id))
61 dsaf_dev->dsaf_ver = AE_VERSION_1;
62 else if (acpi_dev_found(hns_dsaf_acpi_match[1].id))
63 dsaf_dev->dsaf_ver = AE_VERSION_2;
64 else
65 return -ENXIO;
66 } else {
67 dev_err(dsaf_dev->dev, "cannot get cfg data from of or acpi\n");
68 return -ENXIO;
69 }
70
71 ret = device_property_read_string(dsaf_dev->dev, "mode", &mode_str);
72 if (ret) {
73 dev_err(dsaf_dev->dev, "get dsaf mode fail, ret=%d!\n", ret);
74 return ret;
75 }
76 for (i = 0; i < DSAF_MODE_MAX; i++) {
77 if (g_dsaf_mode_match[i] &&
78 !strcmp(mode_str, g_dsaf_mode_match[i]))
79 break;
80 }
81 if (i >= DSAF_MODE_MAX ||
82 i == DSAF_MODE_INVALID || i == DSAF_MODE_ENABLE) {
83 dev_err(dsaf_dev->dev,
84 "%s prs mode str fail!\n", dsaf_dev->ae_dev.name);
85 return -EINVAL;
86 }
87 dsaf_dev->dsaf_mode = (enum dsaf_mode)i;
88
89 if (dsaf_dev->dsaf_mode > DSAF_MODE_ENABLE)
90 dsaf_dev->dsaf_en = HRD_DSAF_NO_DSAF_MODE;
91 else
92 dsaf_dev->dsaf_en = HRD_DSAF_MODE;
93
94 if ((i == DSAF_MODE_ENABLE_16VM) ||
95 (i == DSAF_MODE_DISABLE_2PORT_8VM) ||
96 (i == DSAF_MODE_DISABLE_6PORT_2VM))
97 dsaf_dev->dsaf_tc_mode = HRD_DSAF_8TC_MODE;
98 else
99 dsaf_dev->dsaf_tc_mode = HRD_DSAF_4TC_MODE;
100
101 if (dev_of_node(dsaf_dev->dev)) {
102 np_temp = of_parse_phandle(np, "subctrl-syscon", 0);
103 syscon = syscon_node_to_regmap(np_temp);
104 of_node_put(np_temp);
105 if (IS_ERR_OR_NULL(syscon)) {
106 res = platform_get_resource(pdev, IORESOURCE_MEM,
107 res_idx++);
108 if (!res) {
109 dev_err(dsaf_dev->dev, "subctrl info is needed!\n");
110 return -ENOMEM;
111 }
112
113 dsaf_dev->sc_base = devm_ioremap_resource(&pdev->dev,
114 res);
115 if (IS_ERR(dsaf_dev->sc_base))
116 return PTR_ERR(dsaf_dev->sc_base);
117
118 res = platform_get_resource(pdev, IORESOURCE_MEM,
119 res_idx++);
120 if (!res) {
121 dev_err(dsaf_dev->dev, "serdes-ctrl info is needed!\n");
122 return -ENOMEM;
123 }
124
125 dsaf_dev->sds_base = devm_ioremap_resource(&pdev->dev,
126 res);
127 if (IS_ERR(dsaf_dev->sds_base))
128 return PTR_ERR(dsaf_dev->sds_base);
129 } else {
130 dsaf_dev->sub_ctrl = syscon;
131 }
132 }
133
134 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ppe-base");
135 if (!res) {
136 res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++);
137 if (!res) {
138 dev_err(dsaf_dev->dev, "ppe-base info is needed!\n");
139 return -ENOMEM;
140 }
141 }
142 dsaf_dev->ppe_base = devm_ioremap_resource(&pdev->dev, res);
143 if (IS_ERR(dsaf_dev->ppe_base))
144 return PTR_ERR(dsaf_dev->ppe_base);
145 dsaf_dev->ppe_paddr = res->start;
146
147 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
148 res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
149 "dsaf-base");
150 if (!res) {
151 res = platform_get_resource(pdev, IORESOURCE_MEM,
152 res_idx);
153 if (!res) {
154 dev_err(dsaf_dev->dev,
155 "dsaf-base info is needed!\n");
156 return -ENOMEM;
157 }
158 }
159 dsaf_dev->io_base = devm_ioremap_resource(&pdev->dev, res);
160 if (IS_ERR(dsaf_dev->io_base))
161 return PTR_ERR(dsaf_dev->io_base);
162 }
163
164 ret = device_property_read_u32(dsaf_dev->dev, "desc-num", &desc_num);
165 if (ret < 0 || desc_num < HNS_DSAF_MIN_DESC_CNT ||
166 desc_num > HNS_DSAF_MAX_DESC_CNT) {
167 dev_err(dsaf_dev->dev, "get desc-num(%d) fail, ret=%d!\n",
168 desc_num, ret);
169 return -EINVAL;
170 }
171 dsaf_dev->desc_num = desc_num;
172
173 ret = device_property_read_u32(dsaf_dev->dev, "reset-field-offset",
174 &reset_offset);
175 if (ret < 0) {
176 dev_dbg(dsaf_dev->dev,
177 "get reset-field-offset fail, ret=%d!\r\n", ret);
178 }
179 dsaf_dev->reset_offset = reset_offset;
180
181 ret = device_property_read_u32(dsaf_dev->dev, "buf-size", &buf_size);
182 if (ret < 0) {
183 dev_err(dsaf_dev->dev,
184 "get buf-size fail, ret=%d!\r\n", ret);
185 return ret;
186 }
187 dsaf_dev->buf_size = buf_size;
188
189 dsaf_dev->buf_size_type = hns_rcb_buf_size2type(buf_size);
190 if (dsaf_dev->buf_size_type < 0) {
191 dev_err(dsaf_dev->dev,
192 "buf_size(%d) is wrong!\n", buf_size);
193 return -EINVAL;
194 }
195
196 dsaf_dev->misc_op = hns_misc_op_get(dsaf_dev);
197 if (!dsaf_dev->misc_op)
198 return -ENOMEM;
199
200 if (!dma_set_mask_and_coherent(dsaf_dev->dev, DMA_BIT_MASK(64ULL)))
201 dev_dbg(dsaf_dev->dev, "set mask to 64bit\n");
202 else
203 dev_err(dsaf_dev->dev, "set mask to 64bit fail!\n");
204
205 return 0;
206 }
207
208 /**
209 * hns_dsaf_sbm_link_sram_init_en - config dsaf_sbm_init_en
210 * @dsaf_dev: dsa fabric id
211 */
hns_dsaf_sbm_link_sram_init_en(struct dsaf_device * dsaf_dev)212 static void hns_dsaf_sbm_link_sram_init_en(struct dsaf_device *dsaf_dev)
213 {
214 dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG, DSAF_CFG_SBM_INIT_S, 1);
215 }
216
217 /**
218 * hns_dsaf_reg_cnt_clr_ce - config hns_dsaf_reg_cnt_clr_ce
219 * @dsaf_dev: dsa fabric id
220 * @reg_cnt_clr_ce: config value
221 */
222 static void
hns_dsaf_reg_cnt_clr_ce(struct dsaf_device * dsaf_dev,u32 reg_cnt_clr_ce)223 hns_dsaf_reg_cnt_clr_ce(struct dsaf_device *dsaf_dev, u32 reg_cnt_clr_ce)
224 {
225 dsaf_set_dev_bit(dsaf_dev, DSAF_DSA_REG_CNT_CLR_CE_REG,
226 DSAF_CNT_CLR_CE_S, reg_cnt_clr_ce);
227 }
228
229 /**
230 * hns_ppe_qid_cfg - config ppe qid
231 * @dsaf_dev: dsa fabric id
232 * @qid_cfg: value array
233 */
234 static void
hns_dsaf_ppe_qid_cfg(struct dsaf_device * dsaf_dev,u32 qid_cfg)235 hns_dsaf_ppe_qid_cfg(struct dsaf_device *dsaf_dev, u32 qid_cfg)
236 {
237 u32 i;
238
239 for (i = 0; i < DSAF_COMM_CHN; i++) {
240 dsaf_set_dev_field(dsaf_dev,
241 DSAF_PPE_QID_CFG_0_REG + 0x0004 * i,
242 DSAF_PPE_QID_CFG_M, DSAF_PPE_QID_CFG_S,
243 qid_cfg);
244 }
245 }
246
hns_dsaf_mix_def_qid_cfg(struct dsaf_device * dsaf_dev)247 static void hns_dsaf_mix_def_qid_cfg(struct dsaf_device *dsaf_dev)
248 {
249 u16 max_q_per_vf, max_vfn;
250 u32 q_id, q_num_per_port;
251 u32 i;
252
253 hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf);
254 q_num_per_port = max_vfn * max_q_per_vf;
255
256 for (i = 0, q_id = 0; i < DSAF_SERVICE_NW_NUM; i++) {
257 dsaf_set_dev_field(dsaf_dev,
258 DSAF_MIX_DEF_QID_0_REG + 0x0004 * i,
259 0xff, 0, q_id);
260 q_id += q_num_per_port;
261 }
262 }
263
hns_dsaf_inner_qid_cfg(struct dsaf_device * dsaf_dev)264 static void hns_dsaf_inner_qid_cfg(struct dsaf_device *dsaf_dev)
265 {
266 u16 max_q_per_vf, max_vfn;
267 u32 q_id, q_num_per_port;
268 u32 mac_id;
269
270 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
271 return;
272
273 hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf);
274 q_num_per_port = max_vfn * max_q_per_vf;
275
276 for (mac_id = 0, q_id = 0; mac_id < DSAF_SERVICE_NW_NUM; mac_id++) {
277 dsaf_set_dev_field(dsaf_dev,
278 DSAFV2_SERDES_LBK_0_REG + 4 * mac_id,
279 DSAFV2_SERDES_LBK_QID_M,
280 DSAFV2_SERDES_LBK_QID_S,
281 q_id);
282 q_id += q_num_per_port;
283 }
284 }
285
286 /**
287 * hns_dsaf_sw_port_type_cfg - cfg sw type
288 * @dsaf_dev: dsa fabric id
289 * @port_type: array
290 */
hns_dsaf_sw_port_type_cfg(struct dsaf_device * dsaf_dev,enum dsaf_sw_port_type port_type)291 static void hns_dsaf_sw_port_type_cfg(struct dsaf_device *dsaf_dev,
292 enum dsaf_sw_port_type port_type)
293 {
294 u32 i;
295
296 for (i = 0; i < DSAF_SW_PORT_NUM; i++) {
297 dsaf_set_dev_field(dsaf_dev,
298 DSAF_SW_PORT_TYPE_0_REG + 0x0004 * i,
299 DSAF_SW_PORT_TYPE_M, DSAF_SW_PORT_TYPE_S,
300 port_type);
301 }
302 }
303
304 /**
305 * hns_dsaf_stp_port_type_cfg - cfg stp type
306 * @dsaf_dev: dsa fabric id
307 * @port_type: array
308 */
hns_dsaf_stp_port_type_cfg(struct dsaf_device * dsaf_dev,enum dsaf_stp_port_type port_type)309 static void hns_dsaf_stp_port_type_cfg(struct dsaf_device *dsaf_dev,
310 enum dsaf_stp_port_type port_type)
311 {
312 u32 i;
313
314 for (i = 0; i < DSAF_COMM_CHN; i++) {
315 dsaf_set_dev_field(dsaf_dev,
316 DSAF_STP_PORT_TYPE_0_REG + 0x0004 * i,
317 DSAF_STP_PORT_TYPE_M, DSAF_STP_PORT_TYPE_S,
318 port_type);
319 }
320 }
321
322 #define HNS_DSAF_SBM_NUM(dev) \
323 (AE_IS_VER1((dev)->dsaf_ver) ? DSAF_SBM_NUM : DSAFV2_SBM_NUM)
324 /**
325 * hns_dsaf_sbm_cfg - config sbm
326 * @dsaf_dev: dsa fabric id
327 */
hns_dsaf_sbm_cfg(struct dsaf_device * dsaf_dev)328 static void hns_dsaf_sbm_cfg(struct dsaf_device *dsaf_dev)
329 {
330 u32 o_sbm_cfg;
331 u32 i;
332
333 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
334 o_sbm_cfg = dsaf_read_dev(dsaf_dev,
335 DSAF_SBM_CFG_REG_0_REG + 0x80 * i);
336 dsaf_set_bit(o_sbm_cfg, DSAF_SBM_CFG_EN_S, 1);
337 dsaf_set_bit(o_sbm_cfg, DSAF_SBM_CFG_SHCUT_EN_S, 0);
338 dsaf_write_dev(dsaf_dev,
339 DSAF_SBM_CFG_REG_0_REG + 0x80 * i, o_sbm_cfg);
340 }
341 }
342
343 /**
344 * hns_dsaf_sbm_cfg_mib_en - config sbm
345 * @dsaf_dev: dsa fabric id
346 */
hns_dsaf_sbm_cfg_mib_en(struct dsaf_device * dsaf_dev)347 static int hns_dsaf_sbm_cfg_mib_en(struct dsaf_device *dsaf_dev)
348 {
349 u32 sbm_cfg_mib_en;
350 u32 i;
351 u32 reg;
352 u32 read_cnt;
353
354 /* validate configure by setting SBM_CFG_MIB_EN bit from 0 to 1. */
355 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
356 reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
357 dsaf_set_dev_bit(dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S, 0);
358 }
359
360 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
361 reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
362 dsaf_set_dev_bit(dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S, 1);
363 }
364
365 /* waitint for all sbm enable finished */
366 for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
367 read_cnt = 0;
368 reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
369 do {
370 udelay(1);
371 sbm_cfg_mib_en = dsaf_get_dev_bit(
372 dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S);
373 read_cnt++;
374 } while (sbm_cfg_mib_en == 0 &&
375 read_cnt < DSAF_CFG_READ_CNT);
376
377 if (sbm_cfg_mib_en == 0) {
378 dev_err(dsaf_dev->dev,
379 "sbm_cfg_mib_en fail,%s,sbm_num=%d\n",
380 dsaf_dev->ae_dev.name, i);
381 return -ENODEV;
382 }
383 }
384
385 return 0;
386 }
387
388 /**
389 * hns_dsaf_sbm_bp_wl_cfg - config sbm
390 * @dsaf_dev: dsa fabric id
391 */
hns_dsaf_sbm_bp_wl_cfg(struct dsaf_device * dsaf_dev)392 static void hns_dsaf_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev)
393 {
394 u32 o_sbm_bp_cfg;
395 u32 reg;
396 u32 i;
397
398 /* XGE */
399 for (i = 0; i < DSAF_XGE_NUM; i++) {
400 reg = DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + 0x80 * i;
401 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
402 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_COM_MAX_BUF_NUM_M,
403 DSAF_SBM_CFG0_COM_MAX_BUF_NUM_S, 512);
404 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_VC0_MAX_BUF_NUM_M,
405 DSAF_SBM_CFG0_VC0_MAX_BUF_NUM_S, 0);
406 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_VC1_MAX_BUF_NUM_M,
407 DSAF_SBM_CFG0_VC1_MAX_BUF_NUM_S, 0);
408 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
409
410 reg = DSAF_SBM_BP_CFG_1_REG_0_REG + 0x80 * i;
411 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
412 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG1_TC4_MAX_BUF_NUM_M,
413 DSAF_SBM_CFG1_TC4_MAX_BUF_NUM_S, 0);
414 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG1_TC0_MAX_BUF_NUM_M,
415 DSAF_SBM_CFG1_TC0_MAX_BUF_NUM_S, 0);
416 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
417
418 reg = DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + 0x80 * i;
419 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
420 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
421 DSAF_SBM_CFG2_SET_BUF_NUM_S, 104);
422 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
423 DSAF_SBM_CFG2_RESET_BUF_NUM_S, 128);
424 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
425
426 reg = DSAF_SBM_BP_CFG_3_REG_0_REG + 0x80 * i;
427 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
428 dsaf_set_field(o_sbm_bp_cfg,
429 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
430 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 110);
431 dsaf_set_field(o_sbm_bp_cfg,
432 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
433 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 160);
434 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
435
436 /* for no enable pfc mode */
437 reg = DSAF_SBM_BP_CFG_4_REG_0_REG + 0x80 * i;
438 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
439 dsaf_set_field(o_sbm_bp_cfg,
440 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
441 DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 128);
442 dsaf_set_field(o_sbm_bp_cfg,
443 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
444 DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 192);
445 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
446 }
447
448 /* PPE */
449 for (i = 0; i < DSAF_COMM_CHN; i++) {
450 reg = DSAF_SBM_BP_CFG_2_PPE_REG_0_REG + 0x80 * i;
451 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
452 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
453 DSAF_SBM_CFG2_SET_BUF_NUM_S, 10);
454 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
455 DSAF_SBM_CFG2_RESET_BUF_NUM_S, 12);
456 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
457 }
458
459 /* RoCEE */
460 for (i = 0; i < DSAF_COMM_CHN; i++) {
461 reg = DSAF_SBM_BP_CFG_2_ROCEE_REG_0_REG + 0x80 * i;
462 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
463 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
464 DSAF_SBM_CFG2_SET_BUF_NUM_S, 2);
465 dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
466 DSAF_SBM_CFG2_RESET_BUF_NUM_S, 4);
467 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
468 }
469 }
470
hns_dsafv2_sbm_bp_wl_cfg(struct dsaf_device * dsaf_dev)471 static void hns_dsafv2_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev)
472 {
473 u32 o_sbm_bp_cfg;
474 u32 reg;
475 u32 i;
476
477 /* XGE */
478 for (i = 0; i < DSAFV2_SBM_XGE_CHN; i++) {
479 reg = DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + 0x80 * i;
480 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
481 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_COM_MAX_BUF_NUM_M,
482 DSAFV2_SBM_CFG0_COM_MAX_BUF_NUM_S, 256);
483 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_VC0_MAX_BUF_NUM_M,
484 DSAFV2_SBM_CFG0_VC0_MAX_BUF_NUM_S, 0);
485 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_VC1_MAX_BUF_NUM_M,
486 DSAFV2_SBM_CFG0_VC1_MAX_BUF_NUM_S, 0);
487 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
488
489 reg = DSAF_SBM_BP_CFG_1_REG_0_REG + 0x80 * i;
490 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
491 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG1_TC4_MAX_BUF_NUM_M,
492 DSAFV2_SBM_CFG1_TC4_MAX_BUF_NUM_S, 0);
493 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG1_TC0_MAX_BUF_NUM_M,
494 DSAFV2_SBM_CFG1_TC0_MAX_BUF_NUM_S, 0);
495 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
496
497 reg = DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + 0x80 * i;
498 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
499 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG2_SET_BUF_NUM_M,
500 DSAFV2_SBM_CFG2_SET_BUF_NUM_S, 104);
501 dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG2_RESET_BUF_NUM_M,
502 DSAFV2_SBM_CFG2_RESET_BUF_NUM_S, 128);
503 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
504
505 reg = DSAF_SBM_BP_CFG_3_REG_0_REG + 0x80 * i;
506 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
507 dsaf_set_field(o_sbm_bp_cfg,
508 DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
509 DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 55);
510 dsaf_set_field(o_sbm_bp_cfg,
511 DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
512 DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 110);
513 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
514
515 /* for no enable pfc mode */
516 reg = DSAF_SBM_BP_CFG_4_REG_0_REG + 0x80 * i;
517 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
518 dsaf_set_field(o_sbm_bp_cfg,
519 DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_M,
520 DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_S, 128);
521 dsaf_set_field(o_sbm_bp_cfg,
522 DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_M,
523 DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_S, 192);
524 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
525 }
526
527 /* PPE */
528 for (i = 0; i < DSAFV2_SBM_PPE_CHN; i++) {
529 reg = DSAF_SBM_BP_CFG_2_PPE_REG_0_REG + 0x80 * i;
530 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
531 dsaf_set_field(o_sbm_bp_cfg,
532 DSAFV2_SBM_CFG2_PPE_SET_BUF_NUM_M,
533 DSAFV2_SBM_CFG2_PPE_SET_BUF_NUM_S, 2);
534 dsaf_set_field(o_sbm_bp_cfg,
535 DSAFV2_SBM_CFG2_PPE_RESET_BUF_NUM_M,
536 DSAFV2_SBM_CFG2_PPE_RESET_BUF_NUM_S, 3);
537 dsaf_set_field(o_sbm_bp_cfg,
538 DSAFV2_SBM_CFG2_PPE_CFG_USEFUL_NUM_M,
539 DSAFV2_SBM_CFG2_PPE_CFG_USEFUL_NUM_S, 52);
540 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
541 }
542
543 /* RoCEE */
544 for (i = 0; i < DASFV2_ROCEE_CRD_NUM; i++) {
545 reg = DSAFV2_SBM_BP_CFG_2_ROCEE_REG_0_REG + 0x80 * i;
546 o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
547 dsaf_set_field(o_sbm_bp_cfg,
548 DSAFV2_SBM_CFG2_ROCEE_SET_BUF_NUM_M,
549 DSAFV2_SBM_CFG2_ROCEE_SET_BUF_NUM_S, 2);
550 dsaf_set_field(o_sbm_bp_cfg,
551 DSAFV2_SBM_CFG2_ROCEE_RESET_BUF_NUM_M,
552 DSAFV2_SBM_CFG2_ROCEE_RESET_BUF_NUM_S, 4);
553 dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
554 }
555 }
556
557 /**
558 * hns_dsaf_voq_bp_all_thrd_cfg - voq
559 * @dsaf_dev: dsa fabric id
560 */
hns_dsaf_voq_bp_all_thrd_cfg(struct dsaf_device * dsaf_dev)561 static void hns_dsaf_voq_bp_all_thrd_cfg(struct dsaf_device *dsaf_dev)
562 {
563 u32 voq_bp_all_thrd;
564 u32 i;
565
566 for (i = 0; i < DSAF_VOQ_NUM; i++) {
567 voq_bp_all_thrd = dsaf_read_dev(
568 dsaf_dev, DSAF_VOQ_BP_ALL_THRD_0_REG + 0x40 * i);
569 if (i < DSAF_XGE_NUM) {
570 dsaf_set_field(voq_bp_all_thrd,
571 DSAF_VOQ_BP_ALL_DOWNTHRD_M,
572 DSAF_VOQ_BP_ALL_DOWNTHRD_S, 930);
573 dsaf_set_field(voq_bp_all_thrd,
574 DSAF_VOQ_BP_ALL_UPTHRD_M,
575 DSAF_VOQ_BP_ALL_UPTHRD_S, 950);
576 } else {
577 dsaf_set_field(voq_bp_all_thrd,
578 DSAF_VOQ_BP_ALL_DOWNTHRD_M,
579 DSAF_VOQ_BP_ALL_DOWNTHRD_S, 220);
580 dsaf_set_field(voq_bp_all_thrd,
581 DSAF_VOQ_BP_ALL_UPTHRD_M,
582 DSAF_VOQ_BP_ALL_UPTHRD_S, 230);
583 }
584 dsaf_write_dev(
585 dsaf_dev, DSAF_VOQ_BP_ALL_THRD_0_REG + 0x40 * i,
586 voq_bp_all_thrd);
587 }
588 }
589
hns_dsaf_tbl_tcam_match_cfg(struct dsaf_device * dsaf_dev,struct dsaf_tbl_tcam_data * ptbl_tcam_data)590 static void hns_dsaf_tbl_tcam_match_cfg(
591 struct dsaf_device *dsaf_dev,
592 struct dsaf_tbl_tcam_data *ptbl_tcam_data)
593 {
594 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MATCH_CFG_L_REG,
595 ptbl_tcam_data->tbl_tcam_data_low);
596 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MATCH_CFG_H_REG,
597 ptbl_tcam_data->tbl_tcam_data_high);
598 }
599
600 /**
601 * hns_dsaf_tbl_tcam_data_cfg - tbl
602 * @dsaf_dev: dsa fabric id
603 * @ptbl_tcam_data: addr
604 */
hns_dsaf_tbl_tcam_data_cfg(struct dsaf_device * dsaf_dev,struct dsaf_tbl_tcam_data * ptbl_tcam_data)605 static void hns_dsaf_tbl_tcam_data_cfg(
606 struct dsaf_device *dsaf_dev,
607 struct dsaf_tbl_tcam_data *ptbl_tcam_data)
608 {
609 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_LOW_0_REG,
610 ptbl_tcam_data->tbl_tcam_data_low);
611 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_HIGH_0_REG,
612 ptbl_tcam_data->tbl_tcam_data_high);
613 }
614
615 /**
616 * dsaf_tbl_tcam_mcast_cfg - tbl
617 * @dsaf_dev: dsa fabric id
618 * @mcast: addr
619 */
hns_dsaf_tbl_tcam_mcast_cfg(struct dsaf_device * dsaf_dev,struct dsaf_tbl_tcam_mcast_cfg * mcast)620 static void hns_dsaf_tbl_tcam_mcast_cfg(
621 struct dsaf_device *dsaf_dev,
622 struct dsaf_tbl_tcam_mcast_cfg *mcast)
623 {
624 u32 mcast_cfg4;
625
626 mcast_cfg4 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG);
627 dsaf_set_bit(mcast_cfg4, DSAF_TBL_MCAST_CFG4_ITEM_VLD_S,
628 mcast->tbl_mcast_item_vld);
629 dsaf_set_bit(mcast_cfg4, DSAF_TBL_MCAST_CFG4_OLD_EN_S,
630 mcast->tbl_mcast_old_en);
631 dsaf_set_field(mcast_cfg4, DSAF_TBL_MCAST_CFG4_VM128_112_M,
632 DSAF_TBL_MCAST_CFG4_VM128_112_S,
633 mcast->tbl_mcast_port_msk[4]);
634 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG, mcast_cfg4);
635
636 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG,
637 mcast->tbl_mcast_port_msk[3]);
638
639 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG,
640 mcast->tbl_mcast_port_msk[2]);
641
642 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG,
643 mcast->tbl_mcast_port_msk[1]);
644
645 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG,
646 mcast->tbl_mcast_port_msk[0]);
647 }
648
649 /**
650 * hns_dsaf_tbl_tcam_ucast_cfg - tbl
651 * @dsaf_dev: dsa fabric id
652 * @tbl_tcam_ucast: addr
653 */
hns_dsaf_tbl_tcam_ucast_cfg(struct dsaf_device * dsaf_dev,struct dsaf_tbl_tcam_ucast_cfg * tbl_tcam_ucast)654 static void hns_dsaf_tbl_tcam_ucast_cfg(
655 struct dsaf_device *dsaf_dev,
656 struct dsaf_tbl_tcam_ucast_cfg *tbl_tcam_ucast)
657 {
658 u32 ucast_cfg1;
659
660 ucast_cfg1 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_UCAST_CFG_0_REG);
661 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_MAC_DISCARD_S,
662 tbl_tcam_ucast->tbl_ucast_mac_discard);
663 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_ITEM_VLD_S,
664 tbl_tcam_ucast->tbl_ucast_item_vld);
665 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_OLD_EN_S,
666 tbl_tcam_ucast->tbl_ucast_old_en);
667 dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_DVC_S,
668 tbl_tcam_ucast->tbl_ucast_dvc);
669 dsaf_set_field(ucast_cfg1, DSAF_TBL_UCAST_CFG1_OUT_PORT_M,
670 DSAF_TBL_UCAST_CFG1_OUT_PORT_S,
671 tbl_tcam_ucast->tbl_ucast_out_port);
672 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_UCAST_CFG_0_REG, ucast_cfg1);
673 }
674
675 /**
676 * hns_dsaf_tbl_line_cfg - tbl
677 * @dsaf_dev: dsa fabric id
678 * @tbl_lin: addr
679 */
hns_dsaf_tbl_line_cfg(struct dsaf_device * dsaf_dev,struct dsaf_tbl_line_cfg * tbl_lin)680 static void hns_dsaf_tbl_line_cfg(struct dsaf_device *dsaf_dev,
681 struct dsaf_tbl_line_cfg *tbl_lin)
682 {
683 u32 tbl_line;
684
685 tbl_line = dsaf_read_dev(dsaf_dev, DSAF_TBL_LIN_CFG_0_REG);
686 dsaf_set_bit(tbl_line, DSAF_TBL_LINE_CFG_MAC_DISCARD_S,
687 tbl_lin->tbl_line_mac_discard);
688 dsaf_set_bit(tbl_line, DSAF_TBL_LINE_CFG_DVC_S,
689 tbl_lin->tbl_line_dvc);
690 dsaf_set_field(tbl_line, DSAF_TBL_LINE_CFG_OUT_PORT_M,
691 DSAF_TBL_LINE_CFG_OUT_PORT_S,
692 tbl_lin->tbl_line_out_port);
693 dsaf_write_dev(dsaf_dev, DSAF_TBL_LIN_CFG_0_REG, tbl_line);
694 }
695
696 /**
697 * hns_dsaf_tbl_tcam_mcast_pul - tbl
698 * @dsaf_dev: dsa fabric id
699 */
hns_dsaf_tbl_tcam_mcast_pul(struct dsaf_device * dsaf_dev)700 static void hns_dsaf_tbl_tcam_mcast_pul(struct dsaf_device *dsaf_dev)
701 {
702 u32 o_tbl_pul;
703
704 o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
705 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 1);
706 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
707 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 0);
708 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
709 }
710
711 /**
712 * hns_dsaf_tbl_line_pul - tbl
713 * @dsaf_dev: dsa fabric id
714 */
hns_dsaf_tbl_line_pul(struct dsaf_device * dsaf_dev)715 static void hns_dsaf_tbl_line_pul(struct dsaf_device *dsaf_dev)
716 {
717 u32 tbl_pul;
718
719 tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
720 dsaf_set_bit(tbl_pul, DSAF_TBL_PUL_LINE_VLD_S, 1);
721 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, tbl_pul);
722 dsaf_set_bit(tbl_pul, DSAF_TBL_PUL_LINE_VLD_S, 0);
723 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, tbl_pul);
724 }
725
726 /**
727 * hns_dsaf_tbl_tcam_data_mcast_pul - tbl
728 * @dsaf_dev: dsa fabric id
729 */
hns_dsaf_tbl_tcam_data_mcast_pul(struct dsaf_device * dsaf_dev)730 static void hns_dsaf_tbl_tcam_data_mcast_pul(
731 struct dsaf_device *dsaf_dev)
732 {
733 u32 o_tbl_pul;
734
735 o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
736 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 1);
737 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 1);
738 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
739 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 0);
740 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 0);
741 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
742 }
743
744 /**
745 * hns_dsaf_tbl_tcam_data_ucast_pul - tbl
746 * @dsaf_dev: dsa fabric id
747 */
hns_dsaf_tbl_tcam_data_ucast_pul(struct dsaf_device * dsaf_dev)748 static void hns_dsaf_tbl_tcam_data_ucast_pul(
749 struct dsaf_device *dsaf_dev)
750 {
751 u32 o_tbl_pul;
752
753 o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
754 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 1);
755 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_UCAST_VLD_S, 1);
756 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
757 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 0);
758 dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_UCAST_VLD_S, 0);
759 dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
760 }
761
hns_dsaf_set_promisc_mode(struct dsaf_device * dsaf_dev,u32 en)762 void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en)
763 {
764 if (AE_IS_VER1(dsaf_dev->dsaf_ver) && !HNS_DSAF_IS_DEBUG(dsaf_dev))
765 dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG,
766 DSAF_CFG_MIX_MODE_S, !!en);
767 }
768
769 /**
770 * hns_dsaf_tbl_stat_en - tbl
771 * @dsaf_dev: dsa fabric id
772 */
hns_dsaf_tbl_stat_en(struct dsaf_device * dsaf_dev)773 static void hns_dsaf_tbl_stat_en(struct dsaf_device *dsaf_dev)
774 {
775 u32 o_tbl_ctrl;
776
777 o_tbl_ctrl = dsaf_read_dev(dsaf_dev, DSAF_TBL_DFX_CTRL_0_REG);
778 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_LINE_LKUP_NUM_EN_S, 1);
779 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_UC_LKUP_NUM_EN_S, 1);
780 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_MC_LKUP_NUM_EN_S, 1);
781 dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_BC_LKUP_NUM_EN_S, 1);
782 dsaf_write_dev(dsaf_dev, DSAF_TBL_DFX_CTRL_0_REG, o_tbl_ctrl);
783 }
784
785 /**
786 * hns_dsaf_rocee_bp_en - rocee back press enable
787 * @dsaf_dev: dsa fabric id
788 */
hns_dsaf_rocee_bp_en(struct dsaf_device * dsaf_dev)789 static void hns_dsaf_rocee_bp_en(struct dsaf_device *dsaf_dev)
790 {
791 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
792 dsaf_set_dev_bit(dsaf_dev, DSAF_XGE_CTRL_SIG_CFG_0_REG,
793 DSAF_FC_XGE_TX_PAUSE_S, 1);
794 }
795
796 /* set msk for dsaf exception irq*/
hns_dsaf_int_xge_msk_set(struct dsaf_device * dsaf_dev,u32 chnn_num,u32 mask_set)797 static void hns_dsaf_int_xge_msk_set(struct dsaf_device *dsaf_dev,
798 u32 chnn_num, u32 mask_set)
799 {
800 dsaf_write_dev(dsaf_dev,
801 DSAF_XGE_INT_MSK_0_REG + 0x4 * chnn_num, mask_set);
802 }
803
hns_dsaf_int_ppe_msk_set(struct dsaf_device * dsaf_dev,u32 chnn_num,u32 msk_set)804 static void hns_dsaf_int_ppe_msk_set(struct dsaf_device *dsaf_dev,
805 u32 chnn_num, u32 msk_set)
806 {
807 dsaf_write_dev(dsaf_dev,
808 DSAF_PPE_INT_MSK_0_REG + 0x4 * chnn_num, msk_set);
809 }
810
hns_dsaf_int_rocee_msk_set(struct dsaf_device * dsaf_dev,u32 chnn,u32 msk_set)811 static void hns_dsaf_int_rocee_msk_set(struct dsaf_device *dsaf_dev,
812 u32 chnn, u32 msk_set)
813 {
814 dsaf_write_dev(dsaf_dev,
815 DSAF_ROCEE_INT_MSK_0_REG + 0x4 * chnn, msk_set);
816 }
817
818 static void
hns_dsaf_int_tbl_msk_set(struct dsaf_device * dsaf_dev,u32 msk_set)819 hns_dsaf_int_tbl_msk_set(struct dsaf_device *dsaf_dev, u32 msk_set)
820 {
821 dsaf_write_dev(dsaf_dev, DSAF_TBL_INT_MSK_0_REG, msk_set);
822 }
823
824 /* clr dsaf exception irq*/
hns_dsaf_int_xge_src_clr(struct dsaf_device * dsaf_dev,u32 chnn_num,u32 int_src)825 static void hns_dsaf_int_xge_src_clr(struct dsaf_device *dsaf_dev,
826 u32 chnn_num, u32 int_src)
827 {
828 dsaf_write_dev(dsaf_dev,
829 DSAF_XGE_INT_SRC_0_REG + 0x4 * chnn_num, int_src);
830 }
831
hns_dsaf_int_ppe_src_clr(struct dsaf_device * dsaf_dev,u32 chnn,u32 int_src)832 static void hns_dsaf_int_ppe_src_clr(struct dsaf_device *dsaf_dev,
833 u32 chnn, u32 int_src)
834 {
835 dsaf_write_dev(dsaf_dev,
836 DSAF_PPE_INT_SRC_0_REG + 0x4 * chnn, int_src);
837 }
838
hns_dsaf_int_rocee_src_clr(struct dsaf_device * dsaf_dev,u32 chnn,u32 int_src)839 static void hns_dsaf_int_rocee_src_clr(struct dsaf_device *dsaf_dev,
840 u32 chnn, u32 int_src)
841 {
842 dsaf_write_dev(dsaf_dev,
843 DSAF_ROCEE_INT_SRC_0_REG + 0x4 * chnn, int_src);
844 }
845
hns_dsaf_int_tbl_src_clr(struct dsaf_device * dsaf_dev,u32 int_src)846 static void hns_dsaf_int_tbl_src_clr(struct dsaf_device *dsaf_dev,
847 u32 int_src)
848 {
849 dsaf_write_dev(dsaf_dev, DSAF_TBL_INT_SRC_0_REG, int_src);
850 }
851
852 /**
853 * hns_dsaf_single_line_tbl_cfg - INT
854 * @dsaf_dev: dsa fabric id
855 * @address: the address
856 * @ptbl_line: the line
857 */
hns_dsaf_single_line_tbl_cfg(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_line_cfg * ptbl_line)858 static void hns_dsaf_single_line_tbl_cfg(
859 struct dsaf_device *dsaf_dev,
860 u32 address, struct dsaf_tbl_line_cfg *ptbl_line)
861 {
862 spin_lock_bh(&dsaf_dev->tcam_lock);
863
864 /*Write Addr*/
865 hns_dsaf_tbl_line_addr_cfg(dsaf_dev, address);
866
867 /*Write Line*/
868 hns_dsaf_tbl_line_cfg(dsaf_dev, ptbl_line);
869
870 /*Write Plus*/
871 hns_dsaf_tbl_line_pul(dsaf_dev);
872
873 spin_unlock_bh(&dsaf_dev->tcam_lock);
874 }
875
876 /**
877 * hns_dsaf_tcam_uc_cfg - INT
878 * @dsaf_dev: dsa fabric id
879 * @address: the address
880 * @ptbl_tcam_data: the data
881 * @ptbl_tcam_ucast: unicast
882 */
hns_dsaf_tcam_uc_cfg(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_tcam_data * ptbl_tcam_data,struct dsaf_tbl_tcam_ucast_cfg * ptbl_tcam_ucast)883 static void hns_dsaf_tcam_uc_cfg(
884 struct dsaf_device *dsaf_dev, u32 address,
885 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
886 struct dsaf_tbl_tcam_ucast_cfg *ptbl_tcam_ucast)
887 {
888 spin_lock_bh(&dsaf_dev->tcam_lock);
889
890 /*Write Addr*/
891 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
892 /*Write Tcam Data*/
893 hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, ptbl_tcam_data);
894 /*Write Tcam Ucast*/
895 hns_dsaf_tbl_tcam_ucast_cfg(dsaf_dev, ptbl_tcam_ucast);
896 /*Write Plus*/
897 hns_dsaf_tbl_tcam_data_ucast_pul(dsaf_dev);
898
899 spin_unlock_bh(&dsaf_dev->tcam_lock);
900 }
901
902 /**
903 * hns_dsaf_tcam_mc_cfg - cfg the tcam for mc
904 * @dsaf_dev: dsa fabric device struct pointer
905 * @address: tcam index
906 * @ptbl_tcam_data: tcam data struct pointer
907 * @ptbl_tcam_mask: tcam mask struct pointer, it must be null for HNSv1
908 * @ptbl_tcam_mcast: tcam data struct pointer
909 */
hns_dsaf_tcam_mc_cfg(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_tcam_data * ptbl_tcam_data,struct dsaf_tbl_tcam_data * ptbl_tcam_mask,struct dsaf_tbl_tcam_mcast_cfg * ptbl_tcam_mcast)910 static void hns_dsaf_tcam_mc_cfg(
911 struct dsaf_device *dsaf_dev, u32 address,
912 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
913 struct dsaf_tbl_tcam_data *ptbl_tcam_mask,
914 struct dsaf_tbl_tcam_mcast_cfg *ptbl_tcam_mcast)
915 {
916 spin_lock_bh(&dsaf_dev->tcam_lock);
917
918 /*Write Addr*/
919 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
920 /*Write Tcam Data*/
921 hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, ptbl_tcam_data);
922 /*Write Tcam Mcast*/
923 hns_dsaf_tbl_tcam_mcast_cfg(dsaf_dev, ptbl_tcam_mcast);
924 /* Write Match Data */
925 if (ptbl_tcam_mask)
926 hns_dsaf_tbl_tcam_match_cfg(dsaf_dev, ptbl_tcam_mask);
927
928 /* Write Puls */
929 hns_dsaf_tbl_tcam_data_mcast_pul(dsaf_dev);
930
931 spin_unlock_bh(&dsaf_dev->tcam_lock);
932 }
933
934 /**
935 * hns_dsaf_tcam_uc_cfg_vague - INT
936 * @dsaf_dev: dsa fabric device struct pointer
937 * @address: the address
938 * @tcam_data: the data
939 * @tcam_mask: the mask
940 * @tcam_uc: the unicast data
941 */
hns_dsaf_tcam_uc_cfg_vague(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_tcam_data * tcam_data,struct dsaf_tbl_tcam_data * tcam_mask,struct dsaf_tbl_tcam_ucast_cfg * tcam_uc)942 static void hns_dsaf_tcam_uc_cfg_vague(struct dsaf_device *dsaf_dev,
943 u32 address,
944 struct dsaf_tbl_tcam_data *tcam_data,
945 struct dsaf_tbl_tcam_data *tcam_mask,
946 struct dsaf_tbl_tcam_ucast_cfg *tcam_uc)
947 {
948 spin_lock_bh(&dsaf_dev->tcam_lock);
949 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
950 hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, tcam_data);
951 hns_dsaf_tbl_tcam_ucast_cfg(dsaf_dev, tcam_uc);
952 hns_dsaf_tbl_tcam_match_cfg(dsaf_dev, tcam_mask);
953 hns_dsaf_tbl_tcam_data_ucast_pul(dsaf_dev);
954
955 /*Restore Match Data*/
956 tcam_mask->tbl_tcam_data_high = 0xffffffff;
957 tcam_mask->tbl_tcam_data_low = 0xffffffff;
958 hns_dsaf_tbl_tcam_match_cfg(dsaf_dev, tcam_mask);
959
960 spin_unlock_bh(&dsaf_dev->tcam_lock);
961 }
962
963 /**
964 * hns_dsaf_tcam_mc_cfg_vague - INT
965 * @dsaf_dev: dsa fabric device struct pointer
966 * @address: the address
967 * @tcam_data: the data
968 * @tcam_mask: the mask
969 * @tcam_mc: the multicast data
970 */
hns_dsaf_tcam_mc_cfg_vague(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_tcam_data * tcam_data,struct dsaf_tbl_tcam_data * tcam_mask,struct dsaf_tbl_tcam_mcast_cfg * tcam_mc)971 static void hns_dsaf_tcam_mc_cfg_vague(struct dsaf_device *dsaf_dev,
972 u32 address,
973 struct dsaf_tbl_tcam_data *tcam_data,
974 struct dsaf_tbl_tcam_data *tcam_mask,
975 struct dsaf_tbl_tcam_mcast_cfg *tcam_mc)
976 {
977 spin_lock_bh(&dsaf_dev->tcam_lock);
978 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
979 hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, tcam_data);
980 hns_dsaf_tbl_tcam_mcast_cfg(dsaf_dev, tcam_mc);
981 hns_dsaf_tbl_tcam_match_cfg(dsaf_dev, tcam_mask);
982 hns_dsaf_tbl_tcam_data_mcast_pul(dsaf_dev);
983
984 /*Restore Match Data*/
985 tcam_mask->tbl_tcam_data_high = 0xffffffff;
986 tcam_mask->tbl_tcam_data_low = 0xffffffff;
987 hns_dsaf_tbl_tcam_match_cfg(dsaf_dev, tcam_mask);
988
989 spin_unlock_bh(&dsaf_dev->tcam_lock);
990 }
991
992 /**
993 * hns_dsaf_tcam_mc_invld - INT
994 * @dsaf_dev: dsa fabric id
995 * @address: the address
996 */
hns_dsaf_tcam_mc_invld(struct dsaf_device * dsaf_dev,u32 address)997 static void hns_dsaf_tcam_mc_invld(struct dsaf_device *dsaf_dev, u32 address)
998 {
999 spin_lock_bh(&dsaf_dev->tcam_lock);
1000
1001 /*Write Addr*/
1002 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
1003
1004 /*write tcam mcast*/
1005 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG, 0);
1006 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG, 0);
1007 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG, 0);
1008 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG, 0);
1009 dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG, 0);
1010
1011 /*Write Plus*/
1012 hns_dsaf_tbl_tcam_mcast_pul(dsaf_dev);
1013
1014 spin_unlock_bh(&dsaf_dev->tcam_lock);
1015 }
1016
1017 static void
hns_dsaf_tcam_addr_get(struct dsaf_drv_tbl_tcam_key * mac_key,u8 * addr)1018 hns_dsaf_tcam_addr_get(struct dsaf_drv_tbl_tcam_key *mac_key, u8 *addr)
1019 {
1020 addr[0] = mac_key->high.bits.mac_0;
1021 addr[1] = mac_key->high.bits.mac_1;
1022 addr[2] = mac_key->high.bits.mac_2;
1023 addr[3] = mac_key->high.bits.mac_3;
1024 addr[4] = mac_key->low.bits.mac_4;
1025 addr[5] = mac_key->low.bits.mac_5;
1026 }
1027
1028 /**
1029 * hns_dsaf_tcam_uc_get - INT
1030 * @dsaf_dev: dsa fabric id
1031 * @address: the address
1032 * @ptbl_tcam_data: the data
1033 * @ptbl_tcam_ucast: unicast
1034 */
hns_dsaf_tcam_uc_get(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_tcam_data * ptbl_tcam_data,struct dsaf_tbl_tcam_ucast_cfg * ptbl_tcam_ucast)1035 static void hns_dsaf_tcam_uc_get(
1036 struct dsaf_device *dsaf_dev, u32 address,
1037 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
1038 struct dsaf_tbl_tcam_ucast_cfg *ptbl_tcam_ucast)
1039 {
1040 u32 tcam_read_data0;
1041 u32 tcam_read_data4;
1042
1043 spin_lock_bh(&dsaf_dev->tcam_lock);
1044
1045 /*Write Addr*/
1046 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
1047
1048 /*read tcam item puls*/
1049 hns_dsaf_tbl_tcam_load_pul(dsaf_dev);
1050
1051 /*read tcam data*/
1052 ptbl_tcam_data->tbl_tcam_data_high
1053 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
1054 ptbl_tcam_data->tbl_tcam_data_low
1055 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
1056
1057 /*read tcam mcast*/
1058 tcam_read_data0 = dsaf_read_dev(dsaf_dev,
1059 DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
1060 tcam_read_data4 = dsaf_read_dev(dsaf_dev,
1061 DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
1062
1063 ptbl_tcam_ucast->tbl_ucast_item_vld
1064 = dsaf_get_bit(tcam_read_data4,
1065 DSAF_TBL_MCAST_CFG4_ITEM_VLD_S);
1066 ptbl_tcam_ucast->tbl_ucast_old_en
1067 = dsaf_get_bit(tcam_read_data4, DSAF_TBL_MCAST_CFG4_OLD_EN_S);
1068 ptbl_tcam_ucast->tbl_ucast_mac_discard
1069 = dsaf_get_bit(tcam_read_data0,
1070 DSAF_TBL_UCAST_CFG1_MAC_DISCARD_S);
1071 ptbl_tcam_ucast->tbl_ucast_out_port
1072 = dsaf_get_field(tcam_read_data0,
1073 DSAF_TBL_UCAST_CFG1_OUT_PORT_M,
1074 DSAF_TBL_UCAST_CFG1_OUT_PORT_S);
1075 ptbl_tcam_ucast->tbl_ucast_dvc
1076 = dsaf_get_bit(tcam_read_data0, DSAF_TBL_UCAST_CFG1_DVC_S);
1077
1078 spin_unlock_bh(&dsaf_dev->tcam_lock);
1079 }
1080
1081 /**
1082 * hns_dsaf_tcam_mc_get - INT
1083 * @dsaf_dev: dsa fabric id
1084 * @address: the address
1085 * @ptbl_tcam_data: the data
1086 * @ptbl_tcam_mcast: tcam multicast data
1087 */
hns_dsaf_tcam_mc_get(struct dsaf_device * dsaf_dev,u32 address,struct dsaf_tbl_tcam_data * ptbl_tcam_data,struct dsaf_tbl_tcam_mcast_cfg * ptbl_tcam_mcast)1088 static void hns_dsaf_tcam_mc_get(
1089 struct dsaf_device *dsaf_dev, u32 address,
1090 struct dsaf_tbl_tcam_data *ptbl_tcam_data,
1091 struct dsaf_tbl_tcam_mcast_cfg *ptbl_tcam_mcast)
1092 {
1093 u32 data_tmp;
1094
1095 spin_lock_bh(&dsaf_dev->tcam_lock);
1096
1097 /*Write Addr*/
1098 hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
1099
1100 /*read tcam item puls*/
1101 hns_dsaf_tbl_tcam_load_pul(dsaf_dev);
1102
1103 /*read tcam data*/
1104 ptbl_tcam_data->tbl_tcam_data_high =
1105 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
1106 ptbl_tcam_data->tbl_tcam_data_low =
1107 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
1108
1109 /*read tcam mcast*/
1110 ptbl_tcam_mcast->tbl_mcast_port_msk[0] =
1111 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
1112 ptbl_tcam_mcast->tbl_mcast_port_msk[1] =
1113 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA1_0_REG);
1114 ptbl_tcam_mcast->tbl_mcast_port_msk[2] =
1115 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA2_0_REG);
1116 ptbl_tcam_mcast->tbl_mcast_port_msk[3] =
1117 dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA3_0_REG);
1118
1119 data_tmp = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
1120 ptbl_tcam_mcast->tbl_mcast_item_vld =
1121 dsaf_get_bit(data_tmp, DSAF_TBL_MCAST_CFG4_ITEM_VLD_S);
1122 ptbl_tcam_mcast->tbl_mcast_old_en =
1123 dsaf_get_bit(data_tmp, DSAF_TBL_MCAST_CFG4_OLD_EN_S);
1124 ptbl_tcam_mcast->tbl_mcast_port_msk[4] =
1125 dsaf_get_field(data_tmp, DSAF_TBL_MCAST_CFG4_VM128_112_M,
1126 DSAF_TBL_MCAST_CFG4_VM128_112_S);
1127
1128 spin_unlock_bh(&dsaf_dev->tcam_lock);
1129 }
1130
1131 /**
1132 * hns_dsaf_tbl_line_init - INT
1133 * @dsaf_dev: dsa fabric id
1134 */
hns_dsaf_tbl_line_init(struct dsaf_device * dsaf_dev)1135 static void hns_dsaf_tbl_line_init(struct dsaf_device *dsaf_dev)
1136 {
1137 u32 i;
1138 /* defaultly set all lineal mac table entry resulting discard */
1139 struct dsaf_tbl_line_cfg tbl_line[] = {{1, 0, 0} };
1140
1141 for (i = 0; i < DSAF_LINE_SUM; i++)
1142 hns_dsaf_single_line_tbl_cfg(dsaf_dev, i, tbl_line);
1143 }
1144
1145 /**
1146 * hns_dsaf_tbl_tcam_init - INT
1147 * @dsaf_dev: dsa fabric id
1148 */
hns_dsaf_tbl_tcam_init(struct dsaf_device * dsaf_dev)1149 static void hns_dsaf_tbl_tcam_init(struct dsaf_device *dsaf_dev)
1150 {
1151 u32 i;
1152 struct dsaf_tbl_tcam_data tcam_data[] = {{0, 0} };
1153 struct dsaf_tbl_tcam_ucast_cfg tcam_ucast[] = {{0, 0, 0, 0, 0} };
1154
1155 /*tcam tbl*/
1156 for (i = 0; i < DSAF_TCAM_SUM; i++)
1157 hns_dsaf_tcam_uc_cfg(dsaf_dev, i, tcam_data, tcam_ucast);
1158 }
1159
1160 /**
1161 * hns_dsaf_pfc_en_cfg - dsaf pfc pause cfg
1162 * @dsaf_dev: dsa fabric id
1163 * @mac_id: mac contrl block
1164 * @tc_en: traffic class
1165 */
hns_dsaf_pfc_en_cfg(struct dsaf_device * dsaf_dev,int mac_id,int tc_en)1166 static void hns_dsaf_pfc_en_cfg(struct dsaf_device *dsaf_dev,
1167 int mac_id, int tc_en)
1168 {
1169 dsaf_write_dev(dsaf_dev, DSAF_PFC_EN_0_REG + mac_id * 4, tc_en);
1170 }
1171
hns_dsaf_set_pfc_pause(struct dsaf_device * dsaf_dev,int mac_id,int tx_en,int rx_en)1172 static void hns_dsaf_set_pfc_pause(struct dsaf_device *dsaf_dev,
1173 int mac_id, int tx_en, int rx_en)
1174 {
1175 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1176 if (!tx_en || !rx_en)
1177 dev_err(dsaf_dev->dev, "dsaf v1 can not close pfc!\n");
1178
1179 return;
1180 }
1181
1182 dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1183 DSAF_PFC_PAUSE_RX_EN_B, !!rx_en);
1184 dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1185 DSAF_PFC_PAUSE_TX_EN_B, !!tx_en);
1186 }
1187
hns_dsaf_set_rx_mac_pause_en(struct dsaf_device * dsaf_dev,int mac_id,u32 en)1188 int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
1189 u32 en)
1190 {
1191 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1192 if (!en) {
1193 dev_err(dsaf_dev->dev, "dsafv1 can't close rx_pause!\n");
1194 return -EINVAL;
1195 }
1196 }
1197
1198 dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1199 DSAF_MAC_PAUSE_RX_EN_B, !!en);
1200
1201 return 0;
1202 }
1203
hns_dsaf_get_rx_mac_pause_en(struct dsaf_device * dsaf_dev,int mac_id,u32 * en)1204 void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
1205 u32 *en)
1206 {
1207 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
1208 *en = 1;
1209 else
1210 *en = dsaf_get_dev_bit(dsaf_dev,
1211 DSAF_PAUSE_CFG_REG + mac_id * 4,
1212 DSAF_MAC_PAUSE_RX_EN_B);
1213 }
1214
1215 /**
1216 * hns_dsaf_tbl_tcam_init - INT
1217 * @dsaf_dev: dsa fabric id
1218 */
hns_dsaf_comm_init(struct dsaf_device * dsaf_dev)1219 static void hns_dsaf_comm_init(struct dsaf_device *dsaf_dev)
1220 {
1221 u32 i;
1222 u32 o_dsaf_cfg;
1223 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
1224
1225 o_dsaf_cfg = dsaf_read_dev(dsaf_dev, DSAF_CFG_0_REG);
1226 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_EN_S, dsaf_dev->dsaf_en);
1227 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_TC_MODE_S, dsaf_dev->dsaf_tc_mode);
1228 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_CRC_EN_S, 0);
1229 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_MIX_MODE_S, 0);
1230 dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_LOCA_ADDR_EN_S, 0);
1231 dsaf_write_dev(dsaf_dev, DSAF_CFG_0_REG, o_dsaf_cfg);
1232
1233 hns_dsaf_reg_cnt_clr_ce(dsaf_dev, 1);
1234 hns_dsaf_stp_port_type_cfg(dsaf_dev, DSAF_STP_PORT_TYPE_FORWARD);
1235
1236 /* set 22 queue per tx ppe engine, only used in switch mode */
1237 hns_dsaf_ppe_qid_cfg(dsaf_dev, DSAF_DEFAUTL_QUEUE_NUM_PER_PPE);
1238
1239 /* set promisc def queue id */
1240 hns_dsaf_mix_def_qid_cfg(dsaf_dev);
1241
1242 /* set inner loopback queue id */
1243 hns_dsaf_inner_qid_cfg(dsaf_dev);
1244
1245 /* in non switch mode, set all port to access mode */
1246 hns_dsaf_sw_port_type_cfg(dsaf_dev, DSAF_SW_PORT_TYPE_NON_VLAN);
1247
1248 /*set dsaf pfc to 0 for parseing rx pause*/
1249 for (i = 0; i < DSAF_COMM_CHN; i++) {
1250 hns_dsaf_pfc_en_cfg(dsaf_dev, i, 0);
1251 hns_dsaf_set_pfc_pause(dsaf_dev, i, is_ver1, is_ver1);
1252 }
1253
1254 /*msk and clr exception irqs */
1255 for (i = 0; i < DSAF_COMM_CHN; i++) {
1256 hns_dsaf_int_xge_src_clr(dsaf_dev, i, 0xfffffffful);
1257 hns_dsaf_int_ppe_src_clr(dsaf_dev, i, 0xfffffffful);
1258 hns_dsaf_int_rocee_src_clr(dsaf_dev, i, 0xfffffffful);
1259
1260 hns_dsaf_int_xge_msk_set(dsaf_dev, i, 0xfffffffful);
1261 hns_dsaf_int_ppe_msk_set(dsaf_dev, i, 0xfffffffful);
1262 hns_dsaf_int_rocee_msk_set(dsaf_dev, i, 0xfffffffful);
1263 }
1264 hns_dsaf_int_tbl_src_clr(dsaf_dev, 0xfffffffful);
1265 hns_dsaf_int_tbl_msk_set(dsaf_dev, 0xfffffffful);
1266 }
1267
1268 /**
1269 * hns_dsaf_inode_init - INT
1270 * @dsaf_dev: dsa fabric id
1271 */
hns_dsaf_inode_init(struct dsaf_device * dsaf_dev)1272 static void hns_dsaf_inode_init(struct dsaf_device *dsaf_dev)
1273 {
1274 u32 reg;
1275 u32 tc_cfg;
1276 u32 i;
1277
1278 if (dsaf_dev->dsaf_tc_mode == HRD_DSAF_4TC_MODE)
1279 tc_cfg = HNS_DSAF_I4TC_CFG;
1280 else
1281 tc_cfg = HNS_DSAF_I8TC_CFG;
1282
1283 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1284 for (i = 0; i < DSAF_INODE_NUM; i++) {
1285 reg = DSAF_INODE_IN_PORT_NUM_0_REG + 0x80 * i;
1286 dsaf_set_dev_field(dsaf_dev, reg,
1287 DSAF_INODE_IN_PORT_NUM_M,
1288 DSAF_INODE_IN_PORT_NUM_S,
1289 i % DSAF_XGE_NUM);
1290 }
1291 } else {
1292 for (i = 0; i < DSAF_PORT_TYPE_NUM; i++) {
1293 reg = DSAF_INODE_IN_PORT_NUM_0_REG + 0x80 * i;
1294 dsaf_set_dev_field(dsaf_dev, reg,
1295 DSAF_INODE_IN_PORT_NUM_M,
1296 DSAF_INODE_IN_PORT_NUM_S, 0);
1297 dsaf_set_dev_field(dsaf_dev, reg,
1298 DSAFV2_INODE_IN_PORT1_NUM_M,
1299 DSAFV2_INODE_IN_PORT1_NUM_S, 1);
1300 dsaf_set_dev_field(dsaf_dev, reg,
1301 DSAFV2_INODE_IN_PORT2_NUM_M,
1302 DSAFV2_INODE_IN_PORT2_NUM_S, 2);
1303 dsaf_set_dev_field(dsaf_dev, reg,
1304 DSAFV2_INODE_IN_PORT3_NUM_M,
1305 DSAFV2_INODE_IN_PORT3_NUM_S, 3);
1306 dsaf_set_dev_field(dsaf_dev, reg,
1307 DSAFV2_INODE_IN_PORT4_NUM_M,
1308 DSAFV2_INODE_IN_PORT4_NUM_S, 4);
1309 dsaf_set_dev_field(dsaf_dev, reg,
1310 DSAFV2_INODE_IN_PORT5_NUM_M,
1311 DSAFV2_INODE_IN_PORT5_NUM_S, 5);
1312 }
1313 }
1314 for (i = 0; i < DSAF_INODE_NUM; i++) {
1315 reg = DSAF_INODE_PRI_TC_CFG_0_REG + 0x80 * i;
1316 dsaf_write_dev(dsaf_dev, reg, tc_cfg);
1317 }
1318 }
1319
1320 /**
1321 * hns_dsaf_sbm_init - INT
1322 * @dsaf_dev: dsa fabric id
1323 */
hns_dsaf_sbm_init(struct dsaf_device * dsaf_dev)1324 static int hns_dsaf_sbm_init(struct dsaf_device *dsaf_dev)
1325 {
1326 u32 flag;
1327 u32 finish_msk;
1328 u32 cnt = 0;
1329 int ret;
1330
1331 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1332 hns_dsaf_sbm_bp_wl_cfg(dsaf_dev);
1333 finish_msk = DSAF_SRAM_INIT_OVER_M;
1334 } else {
1335 hns_dsafv2_sbm_bp_wl_cfg(dsaf_dev);
1336 finish_msk = DSAFV2_SRAM_INIT_OVER_M;
1337 }
1338
1339 /* enable sbm chanel, disable sbm chanel shcut function*/
1340 hns_dsaf_sbm_cfg(dsaf_dev);
1341
1342 /* enable sbm mib */
1343 ret = hns_dsaf_sbm_cfg_mib_en(dsaf_dev);
1344 if (ret) {
1345 dev_err(dsaf_dev->dev,
1346 "hns_dsaf_sbm_cfg_mib_en fail,%s, ret=%d\n",
1347 dsaf_dev->ae_dev.name, ret);
1348 return ret;
1349 }
1350
1351 /* enable sbm initial link sram */
1352 hns_dsaf_sbm_link_sram_init_en(dsaf_dev);
1353
1354 do {
1355 usleep_range(200, 210);/*udelay(200);*/
1356 flag = dsaf_get_dev_field(dsaf_dev, DSAF_SRAM_INIT_OVER_0_REG,
1357 finish_msk, DSAF_SRAM_INIT_OVER_S);
1358 cnt++;
1359 } while (flag != (finish_msk >> DSAF_SRAM_INIT_OVER_S) &&
1360 cnt < DSAF_CFG_READ_CNT);
1361
1362 if (flag != (finish_msk >> DSAF_SRAM_INIT_OVER_S)) {
1363 dev_err(dsaf_dev->dev,
1364 "hns_dsaf_sbm_init fail %s, flag=%d, cnt=%d\n",
1365 dsaf_dev->ae_dev.name, flag, cnt);
1366 return -ENODEV;
1367 }
1368
1369 hns_dsaf_rocee_bp_en(dsaf_dev);
1370
1371 return 0;
1372 }
1373
1374 /**
1375 * hns_dsaf_tbl_init - INT
1376 * @dsaf_dev: dsa fabric id
1377 */
hns_dsaf_tbl_init(struct dsaf_device * dsaf_dev)1378 static void hns_dsaf_tbl_init(struct dsaf_device *dsaf_dev)
1379 {
1380 hns_dsaf_tbl_stat_en(dsaf_dev);
1381
1382 hns_dsaf_tbl_tcam_init(dsaf_dev);
1383 hns_dsaf_tbl_line_init(dsaf_dev);
1384 }
1385
1386 /**
1387 * hns_dsaf_voq_init - INT
1388 * @dsaf_dev: dsa fabric id
1389 */
hns_dsaf_voq_init(struct dsaf_device * dsaf_dev)1390 static void hns_dsaf_voq_init(struct dsaf_device *dsaf_dev)
1391 {
1392 hns_dsaf_voq_bp_all_thrd_cfg(dsaf_dev);
1393 }
1394
1395 /**
1396 * hns_dsaf_init_hw - init dsa fabric hardware
1397 * @dsaf_dev: dsa fabric device struct pointer
1398 */
hns_dsaf_init_hw(struct dsaf_device * dsaf_dev)1399 static int hns_dsaf_init_hw(struct dsaf_device *dsaf_dev)
1400 {
1401 int ret;
1402
1403 dev_dbg(dsaf_dev->dev,
1404 "hns_dsaf_init_hw begin %s !\n", dsaf_dev->ae_dev.name);
1405
1406 dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 0);
1407 mdelay(10);
1408 dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 1);
1409
1410 hns_dsaf_comm_init(dsaf_dev);
1411
1412 /*init XBAR_INODE*/
1413 hns_dsaf_inode_init(dsaf_dev);
1414
1415 /*init SBM*/
1416 ret = hns_dsaf_sbm_init(dsaf_dev);
1417 if (ret)
1418 return ret;
1419
1420 /*init TBL*/
1421 hns_dsaf_tbl_init(dsaf_dev);
1422
1423 /*init VOQ*/
1424 hns_dsaf_voq_init(dsaf_dev);
1425
1426 return 0;
1427 }
1428
1429 /**
1430 * hns_dsaf_remove_hw - uninit dsa fabric hardware
1431 * @dsaf_dev: dsa fabric device struct pointer
1432 */
hns_dsaf_remove_hw(struct dsaf_device * dsaf_dev)1433 static void hns_dsaf_remove_hw(struct dsaf_device *dsaf_dev)
1434 {
1435 /*reset*/
1436 dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 0);
1437 }
1438
1439 /**
1440 * hns_dsaf_init - init dsa fabric
1441 * @dsaf_dev: dsa fabric device struct pointer
1442 * return 0 - success , negative --fail
1443 */
hns_dsaf_init(struct dsaf_device * dsaf_dev)1444 static int hns_dsaf_init(struct dsaf_device *dsaf_dev)
1445 {
1446 struct dsaf_drv_priv *priv =
1447 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1448 u32 i;
1449 int ret;
1450
1451 if (HNS_DSAF_IS_DEBUG(dsaf_dev))
1452 return 0;
1453
1454 if (AE_IS_VER1(dsaf_dev->dsaf_ver))
1455 dsaf_dev->tcam_max_num = DSAF_TCAM_SUM;
1456 else
1457 dsaf_dev->tcam_max_num =
1458 DSAF_TCAM_SUM - DSAFV2_MAC_FUZZY_TCAM_NUM;
1459
1460 spin_lock_init(&dsaf_dev->tcam_lock);
1461 ret = hns_dsaf_init_hw(dsaf_dev);
1462 if (ret)
1463 return ret;
1464
1465 /* malloc mem for tcam mac key(vlan+mac) */
1466 priv->soft_mac_tbl = vzalloc(array_size(DSAF_TCAM_SUM,
1467 sizeof(*priv->soft_mac_tbl)));
1468 if (!priv->soft_mac_tbl) {
1469 ret = -ENOMEM;
1470 goto remove_hw;
1471 }
1472
1473 /*all entry invall */
1474 for (i = 0; i < DSAF_TCAM_SUM; i++)
1475 (priv->soft_mac_tbl + i)->index = DSAF_INVALID_ENTRY_IDX;
1476
1477 return 0;
1478
1479 remove_hw:
1480 hns_dsaf_remove_hw(dsaf_dev);
1481 return ret;
1482 }
1483
1484 /**
1485 * hns_dsaf_free - free dsa fabric
1486 * @dsaf_dev: dsa fabric device struct pointer
1487 */
hns_dsaf_free(struct dsaf_device * dsaf_dev)1488 static void hns_dsaf_free(struct dsaf_device *dsaf_dev)
1489 {
1490 struct dsaf_drv_priv *priv =
1491 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1492
1493 hns_dsaf_remove_hw(dsaf_dev);
1494
1495 /* free all mac mem */
1496 vfree(priv->soft_mac_tbl);
1497 priv->soft_mac_tbl = NULL;
1498 }
1499
1500 /**
1501 * hns_dsaf_find_soft_mac_entry - find dsa fabric soft entry
1502 * @dsaf_dev: dsa fabric device struct pointer
1503 * @mac_key: mac entry struct pointer
1504 */
hns_dsaf_find_soft_mac_entry(struct dsaf_device * dsaf_dev,struct dsaf_drv_tbl_tcam_key * mac_key)1505 static u16 hns_dsaf_find_soft_mac_entry(
1506 struct dsaf_device *dsaf_dev,
1507 struct dsaf_drv_tbl_tcam_key *mac_key)
1508 {
1509 struct dsaf_drv_priv *priv =
1510 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1511 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1512 u32 i;
1513
1514 soft_mac_entry = priv->soft_mac_tbl;
1515 for (i = 0; i < dsaf_dev->tcam_max_num; i++) {
1516 /* invall tab entry */
1517 if ((soft_mac_entry->index != DSAF_INVALID_ENTRY_IDX) &&
1518 (soft_mac_entry->tcam_key.high.val == mac_key->high.val) &&
1519 (soft_mac_entry->tcam_key.low.val == mac_key->low.val))
1520 /* return find result --soft index */
1521 return soft_mac_entry->index;
1522
1523 soft_mac_entry++;
1524 }
1525 return DSAF_INVALID_ENTRY_IDX;
1526 }
1527
1528 /**
1529 * hns_dsaf_find_empty_mac_entry - search dsa fabric soft empty-entry
1530 * @dsaf_dev: dsa fabric device struct pointer
1531 */
hns_dsaf_find_empty_mac_entry(struct dsaf_device * dsaf_dev)1532 static u16 hns_dsaf_find_empty_mac_entry(struct dsaf_device *dsaf_dev)
1533 {
1534 struct dsaf_drv_priv *priv =
1535 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1536 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1537 u32 i;
1538
1539 soft_mac_entry = priv->soft_mac_tbl;
1540 for (i = 0; i < dsaf_dev->tcam_max_num; i++) {
1541 /* inv all entry */
1542 if (soft_mac_entry->index == DSAF_INVALID_ENTRY_IDX)
1543 /* return find result --soft index */
1544 return i;
1545
1546 soft_mac_entry++;
1547 }
1548 return DSAF_INVALID_ENTRY_IDX;
1549 }
1550
1551 /**
1552 * hns_dsaf_find_empty_mac_entry_reverse
1553 * search dsa fabric soft empty-entry from the end
1554 * @dsaf_dev: dsa fabric device struct pointer
1555 */
hns_dsaf_find_empty_mac_entry_reverse(struct dsaf_device * dsaf_dev)1556 static u16 hns_dsaf_find_empty_mac_entry_reverse(struct dsaf_device *dsaf_dev)
1557 {
1558 struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev);
1559 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1560 int i;
1561
1562 soft_mac_entry = priv->soft_mac_tbl + (DSAF_TCAM_SUM - 1);
1563 for (i = (DSAF_TCAM_SUM - 1); i > 0; i--) {
1564 /* search all entry from end to start.*/
1565 if (soft_mac_entry->index == DSAF_INVALID_ENTRY_IDX)
1566 return i;
1567 soft_mac_entry--;
1568 }
1569 return DSAF_INVALID_ENTRY_IDX;
1570 }
1571
1572 /**
1573 * hns_dsaf_set_mac_key - set mac key
1574 * @dsaf_dev: dsa fabric device struct pointer
1575 * @mac_key: tcam key pointer
1576 * @vlan_id: vlan id
1577 * @in_port_num: input port num
1578 * @addr: mac addr
1579 */
hns_dsaf_set_mac_key(struct dsaf_device * dsaf_dev,struct dsaf_drv_tbl_tcam_key * mac_key,u16 vlan_id,u8 in_port_num,u8 * addr)1580 static void hns_dsaf_set_mac_key(
1581 struct dsaf_device *dsaf_dev,
1582 struct dsaf_drv_tbl_tcam_key *mac_key, u16 vlan_id, u8 in_port_num,
1583 u8 *addr)
1584 {
1585 u8 port;
1586
1587 if (dsaf_dev->dsaf_mode <= DSAF_MODE_ENABLE)
1588 /*DSAF mode : in port id fixed 0*/
1589 port = 0;
1590 else
1591 /*non-dsaf mode*/
1592 port = in_port_num;
1593
1594 mac_key->high.bits.mac_0 = addr[0];
1595 mac_key->high.bits.mac_1 = addr[1];
1596 mac_key->high.bits.mac_2 = addr[2];
1597 mac_key->high.bits.mac_3 = addr[3];
1598 mac_key->low.bits.mac_4 = addr[4];
1599 mac_key->low.bits.mac_5 = addr[5];
1600 mac_key->low.bits.port_vlan = 0;
1601 dsaf_set_field(mac_key->low.bits.port_vlan, DSAF_TBL_TCAM_KEY_VLAN_M,
1602 DSAF_TBL_TCAM_KEY_VLAN_S, vlan_id);
1603 dsaf_set_field(mac_key->low.bits.port_vlan, DSAF_TBL_TCAM_KEY_PORT_M,
1604 DSAF_TBL_TCAM_KEY_PORT_S, port);
1605 }
1606
1607 /**
1608 * hns_dsaf_set_mac_uc_entry - set mac uc-entry
1609 * @dsaf_dev: dsa fabric device struct pointer
1610 * @mac_entry: uc-mac entry
1611 */
hns_dsaf_set_mac_uc_entry(struct dsaf_device * dsaf_dev,struct dsaf_drv_mac_single_dest_entry * mac_entry)1612 int hns_dsaf_set_mac_uc_entry(
1613 struct dsaf_device *dsaf_dev,
1614 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1615 {
1616 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1617 struct dsaf_drv_tbl_tcam_key mac_key;
1618 struct dsaf_tbl_tcam_ucast_cfg mac_data;
1619 struct dsaf_drv_priv *priv =
1620 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1621 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1622 struct dsaf_tbl_tcam_data tcam_data;
1623
1624 /* mac addr check */
1625 if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1626 MAC_IS_BROADCAST(mac_entry->addr) ||
1627 MAC_IS_MULTICAST(mac_entry->addr)) {
1628 dev_err(dsaf_dev->dev, "set_uc %s Mac %pM err!\n",
1629 dsaf_dev->ae_dev.name, mac_entry->addr);
1630 return -EINVAL;
1631 }
1632
1633 /* config key */
1634 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1635 mac_entry->in_port_num, mac_entry->addr);
1636
1637 /* entry ie exist? */
1638 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1639 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1640 /*if has not inv entry,find a empty entry */
1641 entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1642 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1643 /* has not empty,return error */
1644 dev_err(dsaf_dev->dev,
1645 "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1646 dsaf_dev->ae_dev.name,
1647 mac_key.high.val, mac_key.low.val);
1648 return -EINVAL;
1649 }
1650 }
1651
1652 dev_dbg(dsaf_dev->dev,
1653 "set_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1654 dsaf_dev->ae_dev.name, mac_key.high.val,
1655 mac_key.low.val, entry_index);
1656
1657 /* config hardware entry */
1658 mac_data.tbl_ucast_item_vld = 1;
1659 mac_data.tbl_ucast_mac_discard = 0;
1660 mac_data.tbl_ucast_old_en = 0;
1661 /* default config dvc to 0 */
1662 mac_data.tbl_ucast_dvc = 0;
1663 mac_data.tbl_ucast_out_port = mac_entry->port_num;
1664 tcam_data.tbl_tcam_data_high = mac_key.high.val;
1665 tcam_data.tbl_tcam_data_low = mac_key.low.val;
1666
1667 hns_dsaf_tcam_uc_cfg(dsaf_dev, entry_index, &tcam_data, &mac_data);
1668
1669 /* config software entry */
1670 soft_mac_entry += entry_index;
1671 soft_mac_entry->index = entry_index;
1672 soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1673 soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1674
1675 return 0;
1676 }
1677
hns_dsaf_rm_mac_addr(struct dsaf_device * dsaf_dev,struct dsaf_drv_mac_single_dest_entry * mac_entry)1678 int hns_dsaf_rm_mac_addr(
1679 struct dsaf_device *dsaf_dev,
1680 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1681 {
1682 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1683 struct dsaf_tbl_tcam_ucast_cfg mac_data;
1684 struct dsaf_drv_tbl_tcam_key mac_key;
1685
1686 /* mac addr check */
1687 if (!is_valid_ether_addr(mac_entry->addr)) {
1688 dev_err(dsaf_dev->dev, "rm_uc_addr %s Mac %pM err!\n",
1689 dsaf_dev->ae_dev.name, mac_entry->addr);
1690 return -EINVAL;
1691 }
1692
1693 /* config key */
1694 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1695 mac_entry->in_port_num, mac_entry->addr);
1696
1697 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1698 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1699 /* can not find the tcam entry, return 0 */
1700 dev_info(dsaf_dev->dev,
1701 "rm_uc_addr no tcam, %s Mac key(%#x:%#x)\n",
1702 dsaf_dev->ae_dev.name,
1703 mac_key.high.val, mac_key.low.val);
1704 return 0;
1705 }
1706
1707 dev_dbg(dsaf_dev->dev,
1708 "rm_uc_addr, %s Mac key(%#x:%#x) entry_index%d\n",
1709 dsaf_dev->ae_dev.name, mac_key.high.val,
1710 mac_key.low.val, entry_index);
1711
1712 hns_dsaf_tcam_uc_get(
1713 dsaf_dev, entry_index,
1714 (struct dsaf_tbl_tcam_data *)&mac_key,
1715 &mac_data);
1716
1717 /* unicast entry not used locally should not clear */
1718 if (mac_entry->port_num != mac_data.tbl_ucast_out_port)
1719 return -EFAULT;
1720
1721 return hns_dsaf_del_mac_entry(dsaf_dev,
1722 mac_entry->in_vlan_id,
1723 mac_entry->in_port_num,
1724 mac_entry->addr);
1725 }
1726
hns_dsaf_setup_mc_mask(struct dsaf_device * dsaf_dev,u8 port_num,u8 * mask,u8 * addr)1727 static void hns_dsaf_setup_mc_mask(struct dsaf_device *dsaf_dev,
1728 u8 port_num, u8 *mask, u8 *addr)
1729 {
1730 if (MAC_IS_BROADCAST(addr))
1731 eth_broadcast_addr(mask);
1732 else
1733 memcpy(mask, dsaf_dev->mac_cb[port_num]->mc_mask, ETH_ALEN);
1734 }
1735
hns_dsaf_mc_mask_bit_clear(char * dst,const char * src)1736 static void hns_dsaf_mc_mask_bit_clear(char *dst, const char *src)
1737 {
1738 u16 *a = (u16 *)dst;
1739 const u16 *b = (const u16 *)src;
1740
1741 a[0] &= b[0];
1742 a[1] &= b[1];
1743 a[2] &= b[2];
1744 }
1745
1746 /**
1747 * hns_dsaf_add_mac_mc_port - add mac mc-port
1748 * @dsaf_dev: dsa fabric device struct pointer
1749 * @mac_entry: mc-mac entry
1750 */
hns_dsaf_add_mac_mc_port(struct dsaf_device * dsaf_dev,struct dsaf_drv_mac_single_dest_entry * mac_entry)1751 int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
1752 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1753 {
1754 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1755 struct dsaf_drv_tbl_tcam_key mac_key;
1756 struct dsaf_drv_tbl_tcam_key mask_key;
1757 struct dsaf_tbl_tcam_data *pmask_key = NULL;
1758 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1759 struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev);
1760 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1761 struct dsaf_tbl_tcam_data tcam_data;
1762 u8 mc_addr[ETH_ALEN];
1763 int mskid;
1764
1765 /*chechk mac addr */
1766 if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1767 dev_err(dsaf_dev->dev, "set_entry failed,addr %pM!\n",
1768 mac_entry->addr);
1769 return -EINVAL;
1770 }
1771
1772 ether_addr_copy(mc_addr, mac_entry->addr);
1773 if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1774 u8 mc_mask[ETH_ALEN];
1775
1776 /* prepare for key data setting */
1777 hns_dsaf_setup_mc_mask(dsaf_dev, mac_entry->in_port_num,
1778 mc_mask, mac_entry->addr);
1779 hns_dsaf_mc_mask_bit_clear(mc_addr, mc_mask);
1780
1781 /* config key mask */
1782 hns_dsaf_set_mac_key(dsaf_dev, &mask_key,
1783 0x0,
1784 0xff,
1785 mc_mask);
1786
1787 pmask_key = (struct dsaf_tbl_tcam_data *)(&mask_key);
1788 }
1789
1790 /*config key */
1791 hns_dsaf_set_mac_key(
1792 dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1793 mac_entry->in_port_num, mc_addr);
1794
1795 memset(&mac_data, 0, sizeof(struct dsaf_tbl_tcam_mcast_cfg));
1796
1797 /* check if the tcam is exist */
1798 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1799 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1800 /*if hasnot , find a empty*/
1801 entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1802 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1803 /*if hasnot empty, error*/
1804 dev_err(dsaf_dev->dev,
1805 "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1806 dsaf_dev->ae_dev.name, mac_key.high.val,
1807 mac_key.low.val);
1808 return -EINVAL;
1809 }
1810 } else {
1811 /* if exist, add in */
1812 hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data,
1813 &mac_data);
1814 }
1815
1816 /* config hardware entry */
1817 if (mac_entry->port_num < DSAF_SERVICE_NW_NUM) {
1818 mskid = mac_entry->port_num;
1819 } else if (mac_entry->port_num >= DSAF_BASE_INNER_PORT_NUM) {
1820 mskid = mac_entry->port_num -
1821 DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
1822 } else {
1823 dev_err(dsaf_dev->dev,
1824 "%s,pnum(%d)error,key(%#x:%#x)\n",
1825 dsaf_dev->ae_dev.name, mac_entry->port_num,
1826 mac_key.high.val, mac_key.low.val);
1827 return -EINVAL;
1828 }
1829 dsaf_set_bit(mac_data.tbl_mcast_port_msk[mskid / 32], mskid % 32, 1);
1830 mac_data.tbl_mcast_old_en = 0;
1831 mac_data.tbl_mcast_item_vld = 1;
1832
1833 dev_dbg(dsaf_dev->dev,
1834 "set_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1835 dsaf_dev->ae_dev.name, mac_key.high.val,
1836 mac_key.low.val, entry_index);
1837
1838 tcam_data.tbl_tcam_data_high = mac_key.high.val;
1839 tcam_data.tbl_tcam_data_low = mac_key.low.val;
1840
1841 /* config mc entry with mask */
1842 hns_dsaf_tcam_mc_cfg(dsaf_dev, entry_index, &tcam_data,
1843 pmask_key, &mac_data);
1844
1845 /*config software entry */
1846 soft_mac_entry += entry_index;
1847 soft_mac_entry->index = entry_index;
1848 soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1849 soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1850
1851 return 0;
1852 }
1853
1854 /**
1855 * hns_dsaf_del_mac_entry - del mac mc-port
1856 * @dsaf_dev: dsa fabric device struct pointer
1857 * @vlan_id: vlian id
1858 * @in_port_num: input port num
1859 * @addr : mac addr
1860 */
hns_dsaf_del_mac_entry(struct dsaf_device * dsaf_dev,u16 vlan_id,u8 in_port_num,u8 * addr)1861 int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
1862 u8 in_port_num, u8 *addr)
1863 {
1864 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1865 struct dsaf_drv_tbl_tcam_key mac_key;
1866 struct dsaf_drv_priv *priv =
1867 (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1868 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1869
1870 /*check mac addr */
1871 if (MAC_IS_ALL_ZEROS(addr) || MAC_IS_BROADCAST(addr)) {
1872 dev_err(dsaf_dev->dev, "del_entry failed,addr %pM!\n",
1873 addr);
1874 return -EINVAL;
1875 }
1876
1877 /*config key */
1878 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, vlan_id, in_port_num, addr);
1879
1880 /*exist ?*/
1881 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1882 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1883 /*not exist, error */
1884 dev_err(dsaf_dev->dev,
1885 "del_mac_entry failed, %s Mac key(%#x:%#x)\n",
1886 dsaf_dev->ae_dev.name,
1887 mac_key.high.val, mac_key.low.val);
1888 return -EINVAL;
1889 }
1890 dev_dbg(dsaf_dev->dev,
1891 "del_mac_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1892 dsaf_dev->ae_dev.name, mac_key.high.val,
1893 mac_key.low.val, entry_index);
1894
1895 /*do del opt*/
1896 hns_dsaf_tcam_mc_invld(dsaf_dev, entry_index);
1897
1898 /*del soft emtry */
1899 soft_mac_entry += entry_index;
1900 soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
1901
1902 return 0;
1903 }
1904
1905 /**
1906 * hns_dsaf_del_mac_mc_port - del mac mc- port
1907 * @dsaf_dev: dsa fabric device struct pointer
1908 * @mac_entry: mac entry
1909 */
hns_dsaf_del_mac_mc_port(struct dsaf_device * dsaf_dev,struct dsaf_drv_mac_single_dest_entry * mac_entry)1910 int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
1911 struct dsaf_drv_mac_single_dest_entry *mac_entry)
1912 {
1913 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1914 struct dsaf_drv_tbl_tcam_key mac_key;
1915 struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev);
1916 struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1917 u16 vlan_id;
1918 u8 in_port_num;
1919 struct dsaf_tbl_tcam_mcast_cfg mac_data;
1920 struct dsaf_tbl_tcam_data tcam_data;
1921 int mskid;
1922 const u8 empty_msk[sizeof(mac_data.tbl_mcast_port_msk)] = {0};
1923 struct dsaf_drv_tbl_tcam_key mask_key;
1924 struct dsaf_tbl_tcam_data *pmask_key = NULL;
1925 u8 mc_addr[ETH_ALEN];
1926
1927 if (!(void *)mac_entry) {
1928 dev_err(dsaf_dev->dev,
1929 "hns_dsaf_del_mac_mc_port mac_entry is NULL\n");
1930 return -EINVAL;
1931 }
1932
1933 /*check mac addr */
1934 if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1935 dev_err(dsaf_dev->dev, "del_port failed, addr %pM!\n",
1936 mac_entry->addr);
1937 return -EINVAL;
1938 }
1939
1940 /* always mask vlan_id field */
1941 ether_addr_copy(mc_addr, mac_entry->addr);
1942
1943 if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1944 u8 mc_mask[ETH_ALEN];
1945
1946 /* prepare for key data setting */
1947 hns_dsaf_setup_mc_mask(dsaf_dev, mac_entry->in_port_num,
1948 mc_mask, mac_entry->addr);
1949 hns_dsaf_mc_mask_bit_clear(mc_addr, mc_mask);
1950
1951 /* config key mask */
1952 hns_dsaf_set_mac_key(dsaf_dev, &mask_key, 0x00, 0xff, mc_mask);
1953
1954 pmask_key = (struct dsaf_tbl_tcam_data *)(&mask_key);
1955 }
1956
1957 /* get key info */
1958 vlan_id = mac_entry->in_vlan_id;
1959 in_port_num = mac_entry->in_port_num;
1960
1961 /* config key */
1962 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, vlan_id, in_port_num, mc_addr);
1963
1964 /* check if the tcam entry is exist */
1965 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1966 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1967 /*find none */
1968 dev_err(dsaf_dev->dev,
1969 "find_soft_mac_entry failed, %s Mac key(%#x:%#x)\n",
1970 dsaf_dev->ae_dev.name,
1971 mac_key.high.val, mac_key.low.val);
1972 return -EINVAL;
1973 }
1974
1975 dev_dbg(dsaf_dev->dev,
1976 "del_mac_mc_port, %s key(%#x:%#x) index%d\n",
1977 dsaf_dev->ae_dev.name, mac_key.high.val,
1978 mac_key.low.val, entry_index);
1979
1980 /* read entry */
1981 hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data, &mac_data);
1982
1983 /*del the port*/
1984 if (mac_entry->port_num < DSAF_SERVICE_NW_NUM) {
1985 mskid = mac_entry->port_num;
1986 } else if (mac_entry->port_num >= DSAF_BASE_INNER_PORT_NUM) {
1987 mskid = mac_entry->port_num -
1988 DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
1989 } else {
1990 dev_err(dsaf_dev->dev,
1991 "%s,pnum(%d)error,key(%#x:%#x)\n",
1992 dsaf_dev->ae_dev.name, mac_entry->port_num,
1993 mac_key.high.val, mac_key.low.val);
1994 return -EINVAL;
1995 }
1996 dsaf_set_bit(mac_data.tbl_mcast_port_msk[mskid / 32], mskid % 32, 0);
1997
1998 /*check non port, do del entry */
1999 if (!memcmp(mac_data.tbl_mcast_port_msk, empty_msk,
2000 sizeof(mac_data.tbl_mcast_port_msk))) {
2001 hns_dsaf_tcam_mc_invld(dsaf_dev, entry_index);
2002
2003 /* del soft entry */
2004 soft_mac_entry += entry_index;
2005 soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
2006 } else { /* not zero, just del port, update */
2007 tcam_data.tbl_tcam_data_high = mac_key.high.val;
2008 tcam_data.tbl_tcam_data_low = mac_key.low.val;
2009
2010 hns_dsaf_tcam_mc_cfg(dsaf_dev, entry_index,
2011 &tcam_data,
2012 pmask_key, &mac_data);
2013 }
2014
2015 return 0;
2016 }
2017
hns_dsaf_clr_mac_mc_port(struct dsaf_device * dsaf_dev,u8 mac_id,u8 port_num)2018 int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev, u8 mac_id,
2019 u8 port_num)
2020 {
2021 struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev);
2022 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
2023 struct dsaf_tbl_tcam_mcast_cfg mac_data;
2024 int ret = 0, i;
2025
2026 if (HNS_DSAF_IS_DEBUG(dsaf_dev))
2027 return 0;
2028
2029 for (i = 0; i < DSAF_TCAM_SUM - DSAFV2_MAC_FUZZY_TCAM_NUM; i++) {
2030 u8 addr[ETH_ALEN];
2031 u8 port;
2032
2033 soft_mac_entry = priv->soft_mac_tbl + i;
2034
2035 hns_dsaf_tcam_addr_get(&soft_mac_entry->tcam_key, addr);
2036 port = dsaf_get_field(
2037 soft_mac_entry->tcam_key.low.bits.port_vlan,
2038 DSAF_TBL_TCAM_KEY_PORT_M,
2039 DSAF_TBL_TCAM_KEY_PORT_S);
2040 /* check valid tcam mc entry */
2041 if (soft_mac_entry->index != DSAF_INVALID_ENTRY_IDX &&
2042 port == mac_id &&
2043 is_multicast_ether_addr(addr) &&
2044 !is_broadcast_ether_addr(addr)) {
2045 const u32 empty_msk[DSAF_PORT_MSK_NUM] = {0};
2046 struct dsaf_drv_mac_single_dest_entry mac_entry;
2047
2048 /* disable receiving of this multicast address for
2049 * the VF.
2050 */
2051 ether_addr_copy(mac_entry.addr, addr);
2052 mac_entry.in_vlan_id = dsaf_get_field(
2053 soft_mac_entry->tcam_key.low.bits.port_vlan,
2054 DSAF_TBL_TCAM_KEY_VLAN_M,
2055 DSAF_TBL_TCAM_KEY_VLAN_S);
2056 mac_entry.in_port_num = mac_id;
2057 mac_entry.port_num = port_num;
2058 if (hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry)) {
2059 ret = -EINVAL;
2060 continue;
2061 }
2062
2063 /* disable receiving of this multicast address for
2064 * the mac port if all VF are disable
2065 */
2066 hns_dsaf_tcam_mc_get(dsaf_dev, i,
2067 (struct dsaf_tbl_tcam_data *)
2068 (&soft_mac_entry->tcam_key),
2069 &mac_data);
2070 dsaf_set_bit(mac_data.tbl_mcast_port_msk[mac_id / 32],
2071 mac_id % 32, 0);
2072 if (!memcmp(mac_data.tbl_mcast_port_msk, empty_msk,
2073 sizeof(u32) * DSAF_PORT_MSK_NUM)) {
2074 mac_entry.port_num = mac_id;
2075 if (hns_dsaf_del_mac_mc_port(dsaf_dev,
2076 &mac_entry)) {
2077 ret = -EINVAL;
2078 continue;
2079 }
2080 }
2081 }
2082 }
2083
2084 return ret;
2085 }
2086
hns_dsaf_alloc_dev(struct device * dev,size_t sizeof_priv)2087 static struct dsaf_device *hns_dsaf_alloc_dev(struct device *dev,
2088 size_t sizeof_priv)
2089 {
2090 struct dsaf_device *dsaf_dev;
2091
2092 dsaf_dev = devm_kzalloc(dev,
2093 sizeof(*dsaf_dev) + sizeof_priv, GFP_KERNEL);
2094 if (unlikely(!dsaf_dev)) {
2095 dsaf_dev = ERR_PTR(-ENOMEM);
2096 } else {
2097 dsaf_dev->dev = dev;
2098 dev_set_drvdata(dev, dsaf_dev);
2099 }
2100
2101 return dsaf_dev;
2102 }
2103
2104 /**
2105 * hns_dsaf_free_dev - free dev mem
2106 * @dsaf_dev: struct device pointer
2107 */
hns_dsaf_free_dev(struct dsaf_device * dsaf_dev)2108 static void hns_dsaf_free_dev(struct dsaf_device *dsaf_dev)
2109 {
2110 (void)dev_set_drvdata(dsaf_dev->dev, NULL);
2111 }
2112
2113 /**
2114 * dsaf_pfc_unit_cnt - set pfc unit count
2115 * @dsaf_dev: dsa fabric id
2116 * @mac_id: id in use
2117 * @rate: value array
2118 */
hns_dsaf_pfc_unit_cnt(struct dsaf_device * dsaf_dev,int mac_id,enum dsaf_port_rate_mode rate)2119 static void hns_dsaf_pfc_unit_cnt(struct dsaf_device *dsaf_dev, int mac_id,
2120 enum dsaf_port_rate_mode rate)
2121 {
2122 u32 unit_cnt;
2123
2124 switch (rate) {
2125 case DSAF_PORT_RATE_10000:
2126 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_XGE;
2127 break;
2128 case DSAF_PORT_RATE_1000:
2129 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_GE_1000;
2130 break;
2131 case DSAF_PORT_RATE_2500:
2132 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_GE_1000;
2133 break;
2134 default:
2135 unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_XGE;
2136 }
2137
2138 dsaf_set_dev_field(dsaf_dev,
2139 (DSAF_PFC_UNIT_CNT_0_REG + 0x4 * (u64)mac_id),
2140 DSAF_PFC_UNINT_CNT_M, DSAF_PFC_UNINT_CNT_S,
2141 unit_cnt);
2142 }
2143
2144 /**
2145 * dsaf_port_work_rate_cfg - fifo
2146 * @dsaf_dev: dsa fabric id
2147 * @mac_id: mac contrl block
2148 * @rate_mode: value array
2149 */
2150 static void
hns_dsaf_port_work_rate_cfg(struct dsaf_device * dsaf_dev,int mac_id,enum dsaf_port_rate_mode rate_mode)2151 hns_dsaf_port_work_rate_cfg(struct dsaf_device *dsaf_dev, int mac_id,
2152 enum dsaf_port_rate_mode rate_mode)
2153 {
2154 u32 port_work_mode;
2155
2156 port_work_mode = dsaf_read_dev(
2157 dsaf_dev, DSAF_XGE_GE_WORK_MODE_0_REG + 0x4 * (u64)mac_id);
2158
2159 if (rate_mode == DSAF_PORT_RATE_10000)
2160 dsaf_set_bit(port_work_mode, DSAF_XGE_GE_WORK_MODE_S, 1);
2161 else
2162 dsaf_set_bit(port_work_mode, DSAF_XGE_GE_WORK_MODE_S, 0);
2163
2164 dsaf_write_dev(dsaf_dev,
2165 DSAF_XGE_GE_WORK_MODE_0_REG + 0x4 * (u64)mac_id,
2166 port_work_mode);
2167
2168 hns_dsaf_pfc_unit_cnt(dsaf_dev, mac_id, rate_mode);
2169 }
2170
2171 /**
2172 * hns_dsaf_fix_mac_mode - dsaf modify mac mode
2173 * @mac_cb: mac contrl block
2174 */
hns_dsaf_fix_mac_mode(struct hns_mac_cb * mac_cb)2175 void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb)
2176 {
2177 enum dsaf_port_rate_mode mode;
2178 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
2179 int mac_id = mac_cb->mac_id;
2180
2181 if (mac_cb->mac_type != HNAE_PORT_SERVICE)
2182 return;
2183 if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII)
2184 mode = DSAF_PORT_RATE_10000;
2185 else
2186 mode = DSAF_PORT_RATE_1000;
2187
2188 hns_dsaf_port_work_rate_cfg(dsaf_dev, mac_id, mode);
2189 }
2190
hns_dsaf_get_inode_prio_reg(int index)2191 static u32 hns_dsaf_get_inode_prio_reg(int index)
2192 {
2193 int base_index, offset;
2194 u32 base_addr = DSAF_INODE_IN_PRIO_PAUSE_BASE_REG;
2195
2196 base_index = (index + 1) / DSAF_REG_PER_ZONE;
2197 offset = (index + 1) % DSAF_REG_PER_ZONE;
2198
2199 return base_addr + DSAF_INODE_IN_PRIO_PAUSE_BASE_OFFSET * base_index +
2200 DSAF_INODE_IN_PRIO_PAUSE_OFFSET * offset;
2201 }
2202
hns_dsaf_update_stats(struct dsaf_device * dsaf_dev,u32 node_num)2203 void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 node_num)
2204 {
2205 struct dsaf_hw_stats *hw_stats
2206 = &dsaf_dev->hw_stats[node_num];
2207 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2208 int i;
2209 u32 reg_tmp;
2210
2211 hw_stats->pad_drop += dsaf_read_dev(dsaf_dev,
2212 DSAF_INODE_PAD_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2213 hw_stats->man_pkts += dsaf_read_dev(dsaf_dev,
2214 DSAF_INODE_FINAL_IN_MAN_NUM_0_REG + 0x80 * (u64)node_num);
2215 hw_stats->rx_pkts += dsaf_read_dev(dsaf_dev,
2216 DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + 0x80 * (u64)node_num);
2217 hw_stats->rx_pkt_id += dsaf_read_dev(dsaf_dev,
2218 DSAF_INODE_SBM_PID_NUM_0_REG + 0x80 * (u64)node_num);
2219
2220 reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG :
2221 DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG;
2222 hw_stats->rx_pause_frame +=
2223 dsaf_read_dev(dsaf_dev, reg_tmp + 0x80 * (u64)node_num);
2224
2225 hw_stats->release_buf_num += dsaf_read_dev(dsaf_dev,
2226 DSAF_INODE_SBM_RELS_NUM_0_REG + 0x80 * (u64)node_num);
2227 hw_stats->sbm_drop += dsaf_read_dev(dsaf_dev,
2228 DSAF_INODE_SBM_DROP_NUM_0_REG + 0x80 * (u64)node_num);
2229 hw_stats->crc_false += dsaf_read_dev(dsaf_dev,
2230 DSAF_INODE_CRC_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
2231 hw_stats->bp_drop += dsaf_read_dev(dsaf_dev,
2232 DSAF_INODE_BP_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2233 hw_stats->rslt_drop += dsaf_read_dev(dsaf_dev,
2234 DSAF_INODE_RSLT_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2235 hw_stats->local_addr_false += dsaf_read_dev(dsaf_dev,
2236 DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
2237
2238 hw_stats->vlan_drop += dsaf_read_dev(dsaf_dev,
2239 DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + 4 * (u64)node_num);
2240 hw_stats->stp_drop += dsaf_read_dev(dsaf_dev,
2241 DSAF_INODE_IN_DATA_STP_DISC_0_REG + 4 * (u64)node_num);
2242
2243 /* pfc pause frame statistics stored in dsaf inode*/
2244 if ((node_num < DSAF_SERVICE_NW_NUM) && !is_ver1) {
2245 for (i = 0; i < DSAF_PRIO_NR; i++) {
2246 reg_tmp = hns_dsaf_get_inode_prio_reg(i);
2247 hw_stats->rx_pfc[i] += dsaf_read_dev(dsaf_dev,
2248 reg_tmp + 0x4 * (u64)node_num);
2249 hw_stats->tx_pfc[i] += dsaf_read_dev(dsaf_dev,
2250 DSAF_XOD_XGE_PFC_PRIO_CNT_BASE_REG +
2251 DSAF_XOD_XGE_PFC_PRIO_CNT_OFFSET * i +
2252 0xF0 * (u64)node_num);
2253 }
2254 }
2255 hw_stats->tx_pkts += dsaf_read_dev(dsaf_dev,
2256 DSAF_XOD_RCVPKT_CNT_0_REG + 0x90 * (u64)node_num);
2257 }
2258
2259 /**
2260 *hns_dsaf_get_regs - dump dsaf regs
2261 *@ddev: dsaf device
2262 *@port: port
2263 *@data:data for value of regs
2264 */
hns_dsaf_get_regs(struct dsaf_device * ddev,u32 port,void * data)2265 void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data)
2266 {
2267 u32 i = 0;
2268 u32 j;
2269 u32 *p = data;
2270 u32 reg_tmp;
2271 bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver);
2272
2273 /* dsaf common registers */
2274 p[0] = dsaf_read_dev(ddev, DSAF_SRAM_INIT_OVER_0_REG);
2275 p[1] = dsaf_read_dev(ddev, DSAF_CFG_0_REG);
2276 p[2] = dsaf_read_dev(ddev, DSAF_ECC_ERR_INVERT_0_REG);
2277 p[3] = dsaf_read_dev(ddev, DSAF_ABNORMAL_TIMEOUT_0_REG);
2278 p[4] = dsaf_read_dev(ddev, DSAF_FSM_TIMEOUT_0_REG);
2279 p[5] = dsaf_read_dev(ddev, DSAF_DSA_REG_CNT_CLR_CE_REG);
2280 p[6] = dsaf_read_dev(ddev, DSAF_DSA_SBM_INF_FIFO_THRD_REG);
2281 p[7] = dsaf_read_dev(ddev, DSAF_DSA_SRAM_1BIT_ECC_SEL_REG);
2282 p[8] = dsaf_read_dev(ddev, DSAF_DSA_SRAM_1BIT_ECC_CNT_REG);
2283
2284 p[9] = dsaf_read_dev(ddev, DSAF_PFC_EN_0_REG + port * 4);
2285 p[10] = dsaf_read_dev(ddev, DSAF_PFC_UNIT_CNT_0_REG + port * 4);
2286 p[11] = dsaf_read_dev(ddev, DSAF_XGE_INT_MSK_0_REG + port * 4);
2287 p[12] = dsaf_read_dev(ddev, DSAF_XGE_INT_SRC_0_REG + port * 4);
2288 p[13] = dsaf_read_dev(ddev, DSAF_XGE_INT_STS_0_REG + port * 4);
2289 p[14] = dsaf_read_dev(ddev, DSAF_XGE_INT_MSK_0_REG + port * 4);
2290 p[15] = dsaf_read_dev(ddev, DSAF_PPE_INT_MSK_0_REG + port * 4);
2291 p[16] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_MSK_0_REG + port * 4);
2292 p[17] = dsaf_read_dev(ddev, DSAF_XGE_INT_SRC_0_REG + port * 4);
2293 p[18] = dsaf_read_dev(ddev, DSAF_PPE_INT_SRC_0_REG + port * 4);
2294 p[19] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_SRC_0_REG + port * 4);
2295 p[20] = dsaf_read_dev(ddev, DSAF_XGE_INT_STS_0_REG + port * 4);
2296 p[21] = dsaf_read_dev(ddev, DSAF_PPE_INT_STS_0_REG + port * 4);
2297 p[22] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_STS_0_REG + port * 4);
2298 p[23] = dsaf_read_dev(ddev, DSAF_PPE_QID_CFG_0_REG + port * 4);
2299
2300 for (i = 0; i < DSAF_SW_PORT_NUM; i++)
2301 p[24 + i] = dsaf_read_dev(ddev,
2302 DSAF_SW_PORT_TYPE_0_REG + i * 4);
2303
2304 p[32] = dsaf_read_dev(ddev, DSAF_MIX_DEF_QID_0_REG + port * 4);
2305
2306 for (i = 0; i < DSAF_SW_PORT_NUM; i++)
2307 p[33 + i] = dsaf_read_dev(ddev,
2308 DSAF_PORT_DEF_VLAN_0_REG + i * 4);
2309
2310 for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++)
2311 p[41 + i] = dsaf_read_dev(ddev,
2312 DSAF_VM_DEF_VLAN_0_REG + i * 4);
2313
2314 /* dsaf inode registers */
2315 p[170] = dsaf_read_dev(ddev, DSAF_INODE_CUT_THROUGH_CFG_0_REG);
2316
2317 p[171] = dsaf_read_dev(ddev,
2318 DSAF_INODE_ECC_ERR_ADDR_0_REG + port * 0x80);
2319
2320 for (i = 0; i < DSAF_INODE_NUM / DSAF_COMM_CHN; i++) {
2321 j = i * DSAF_COMM_CHN + port;
2322 p[172 + i] = dsaf_read_dev(ddev,
2323 DSAF_INODE_IN_PORT_NUM_0_REG + j * 0x80);
2324 p[175 + i] = dsaf_read_dev(ddev,
2325 DSAF_INODE_PRI_TC_CFG_0_REG + j * 0x80);
2326 p[178 + i] = dsaf_read_dev(ddev,
2327 DSAF_INODE_BP_STATUS_0_REG + j * 0x80);
2328 p[181 + i] = dsaf_read_dev(ddev,
2329 DSAF_INODE_PAD_DISCARD_NUM_0_REG + j * 0x80);
2330 p[184 + i] = dsaf_read_dev(ddev,
2331 DSAF_INODE_FINAL_IN_MAN_NUM_0_REG + j * 0x80);
2332 p[187 + i] = dsaf_read_dev(ddev,
2333 DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + j * 0x80);
2334 p[190 + i] = dsaf_read_dev(ddev,
2335 DSAF_INODE_SBM_PID_NUM_0_REG + j * 0x80);
2336 reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG :
2337 DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG;
2338 p[193 + i] = dsaf_read_dev(ddev, reg_tmp + j * 0x80);
2339 p[196 + i] = dsaf_read_dev(ddev,
2340 DSAF_INODE_SBM_RELS_NUM_0_REG + j * 0x80);
2341 p[199 + i] = dsaf_read_dev(ddev,
2342 DSAF_INODE_SBM_DROP_NUM_0_REG + j * 0x80);
2343 p[202 + i] = dsaf_read_dev(ddev,
2344 DSAF_INODE_CRC_FALSE_NUM_0_REG + j * 0x80);
2345 p[205 + i] = dsaf_read_dev(ddev,
2346 DSAF_INODE_BP_DISCARD_NUM_0_REG + j * 0x80);
2347 p[208 + i] = dsaf_read_dev(ddev,
2348 DSAF_INODE_RSLT_DISCARD_NUM_0_REG + j * 0x80);
2349 p[211 + i] = dsaf_read_dev(ddev,
2350 DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + j * 0x80);
2351 p[214 + i] = dsaf_read_dev(ddev,
2352 DSAF_INODE_VOQ_OVER_NUM_0_REG + j * 0x80);
2353 p[217 + i] = dsaf_read_dev(ddev,
2354 DSAF_INODE_BD_SAVE_STATUS_0_REG + j * 4);
2355 p[220 + i] = dsaf_read_dev(ddev,
2356 DSAF_INODE_BD_ORDER_STATUS_0_REG + j * 4);
2357 p[223 + i] = dsaf_read_dev(ddev,
2358 DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + j * 4);
2359 p[226 + i] = dsaf_read_dev(ddev,
2360 DSAF_INODE_IN_DATA_STP_DISC_0_REG + j * 4);
2361 }
2362
2363 p[229] = dsaf_read_dev(ddev, DSAF_INODE_GE_FC_EN_0_REG + port * 4);
2364
2365 for (i = 0; i < DSAF_INODE_NUM / DSAF_COMM_CHN; i++) {
2366 j = i * DSAF_COMM_CHN + port;
2367 p[230 + i] = dsaf_read_dev(ddev,
2368 DSAF_INODE_VC0_IN_PKT_NUM_0_REG + j * 4);
2369 }
2370
2371 p[233] = dsaf_read_dev(ddev,
2372 DSAF_INODE_VC1_IN_PKT_NUM_0_REG + port * 0x80);
2373
2374 /* dsaf inode registers */
2375 for (i = 0; i < HNS_DSAF_SBM_NUM(ddev) / DSAF_COMM_CHN; i++) {
2376 j = i * DSAF_COMM_CHN + port;
2377 p[234 + i] = dsaf_read_dev(ddev,
2378 DSAF_SBM_CFG_REG_0_REG + j * 0x80);
2379 p[237 + i] = dsaf_read_dev(ddev,
2380 DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + j * 0x80);
2381 p[240 + i] = dsaf_read_dev(ddev,
2382 DSAF_SBM_BP_CFG_1_REG_0_REG + j * 0x80);
2383 p[243 + i] = dsaf_read_dev(ddev,
2384 DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + j * 0x80);
2385 p[246 + i] = dsaf_read_dev(ddev,
2386 DSAF_SBM_FREE_CNT_0_0_REG + j * 0x80);
2387 p[249 + i] = dsaf_read_dev(ddev,
2388 DSAF_SBM_FREE_CNT_1_0_REG + j * 0x80);
2389 p[252 + i] = dsaf_read_dev(ddev,
2390 DSAF_SBM_BP_CNT_0_0_REG + j * 0x80);
2391 p[255 + i] = dsaf_read_dev(ddev,
2392 DSAF_SBM_BP_CNT_1_0_REG + j * 0x80);
2393 p[258 + i] = dsaf_read_dev(ddev,
2394 DSAF_SBM_BP_CNT_2_0_REG + j * 0x80);
2395 p[261 + i] = dsaf_read_dev(ddev,
2396 DSAF_SBM_BP_CNT_3_0_REG + j * 0x80);
2397 p[264 + i] = dsaf_read_dev(ddev,
2398 DSAF_SBM_INER_ST_0_REG + j * 0x80);
2399 p[267 + i] = dsaf_read_dev(ddev,
2400 DSAF_SBM_MIB_REQ_FAILED_TC_0_REG + j * 0x80);
2401 p[270 + i] = dsaf_read_dev(ddev,
2402 DSAF_SBM_LNK_INPORT_CNT_0_REG + j * 0x80);
2403 p[273 + i] = dsaf_read_dev(ddev,
2404 DSAF_SBM_LNK_DROP_CNT_0_REG + j * 0x80);
2405 p[276 + i] = dsaf_read_dev(ddev,
2406 DSAF_SBM_INF_OUTPORT_CNT_0_REG + j * 0x80);
2407 p[279 + i] = dsaf_read_dev(ddev,
2408 DSAF_SBM_LNK_INPORT_TC0_CNT_0_REG + j * 0x80);
2409 p[282 + i] = dsaf_read_dev(ddev,
2410 DSAF_SBM_LNK_INPORT_TC1_CNT_0_REG + j * 0x80);
2411 p[285 + i] = dsaf_read_dev(ddev,
2412 DSAF_SBM_LNK_INPORT_TC2_CNT_0_REG + j * 0x80);
2413 p[288 + i] = dsaf_read_dev(ddev,
2414 DSAF_SBM_LNK_INPORT_TC3_CNT_0_REG + j * 0x80);
2415 p[291 + i] = dsaf_read_dev(ddev,
2416 DSAF_SBM_LNK_INPORT_TC4_CNT_0_REG + j * 0x80);
2417 p[294 + i] = dsaf_read_dev(ddev,
2418 DSAF_SBM_LNK_INPORT_TC5_CNT_0_REG + j * 0x80);
2419 p[297 + i] = dsaf_read_dev(ddev,
2420 DSAF_SBM_LNK_INPORT_TC6_CNT_0_REG + j * 0x80);
2421 p[300 + i] = dsaf_read_dev(ddev,
2422 DSAF_SBM_LNK_INPORT_TC7_CNT_0_REG + j * 0x80);
2423 p[303 + i] = dsaf_read_dev(ddev,
2424 DSAF_SBM_LNK_REQ_CNT_0_REG + j * 0x80);
2425 p[306 + i] = dsaf_read_dev(ddev,
2426 DSAF_SBM_LNK_RELS_CNT_0_REG + j * 0x80);
2427 p[309 + i] = dsaf_read_dev(ddev,
2428 DSAF_SBM_BP_CFG_3_REG_0_REG + j * 0x80);
2429 p[312 + i] = dsaf_read_dev(ddev,
2430 DSAF_SBM_BP_CFG_4_REG_0_REG + j * 0x80);
2431 }
2432
2433 /* dsaf onode registers */
2434 for (i = 0; i < DSAF_XOD_NUM; i++) {
2435 p[315 + i] = dsaf_read_dev(ddev,
2436 DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + i * 0x90);
2437 p[323 + i] = dsaf_read_dev(ddev,
2438 DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + i * 0x90);
2439 p[331 + i] = dsaf_read_dev(ddev,
2440 DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + i * 0x90);
2441 p[339 + i] = dsaf_read_dev(ddev,
2442 DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + i * 0x90);
2443 p[347 + i] = dsaf_read_dev(ddev,
2444 DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + i * 0x90);
2445 p[355 + i] = dsaf_read_dev(ddev,
2446 DSAF_XOD_ETS_TOKEN_CFG_0_REG + i * 0x90);
2447 }
2448
2449 p[363] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_0_0_REG + port * 0x90);
2450 p[364] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_1_0_REG + port * 0x90);
2451 p[365] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_2_0_REG + port * 0x90);
2452
2453 for (i = 0; i < DSAF_XOD_BIG_NUM / DSAF_COMM_CHN; i++) {
2454 j = i * DSAF_COMM_CHN + port;
2455 p[366 + i] = dsaf_read_dev(ddev,
2456 DSAF_XOD_GNT_L_0_REG + j * 0x90);
2457 p[369 + i] = dsaf_read_dev(ddev,
2458 DSAF_XOD_GNT_H_0_REG + j * 0x90);
2459 p[372 + i] = dsaf_read_dev(ddev,
2460 DSAF_XOD_CONNECT_STATE_0_REG + j * 0x90);
2461 p[375 + i] = dsaf_read_dev(ddev,
2462 DSAF_XOD_RCVPKT_CNT_0_REG + j * 0x90);
2463 p[378 + i] = dsaf_read_dev(ddev,
2464 DSAF_XOD_RCVTC0_CNT_0_REG + j * 0x90);
2465 p[381 + i] = dsaf_read_dev(ddev,
2466 DSAF_XOD_RCVTC1_CNT_0_REG + j * 0x90);
2467 p[384 + i] = dsaf_read_dev(ddev,
2468 DSAF_XOD_RCVTC2_CNT_0_REG + j * 0x90);
2469 p[387 + i] = dsaf_read_dev(ddev,
2470 DSAF_XOD_RCVTC3_CNT_0_REG + j * 0x90);
2471 p[390 + i] = dsaf_read_dev(ddev,
2472 DSAF_XOD_RCVVC0_CNT_0_REG + j * 0x90);
2473 p[393 + i] = dsaf_read_dev(ddev,
2474 DSAF_XOD_RCVVC1_CNT_0_REG + j * 0x90);
2475 }
2476
2477 p[396] = dsaf_read_dev(ddev,
2478 DSAF_XOD_XGE_RCVIN0_CNT_0_REG + port * 0x90);
2479 p[397] = dsaf_read_dev(ddev,
2480 DSAF_XOD_XGE_RCVIN1_CNT_0_REG + port * 0x90);
2481 p[398] = dsaf_read_dev(ddev,
2482 DSAF_XOD_XGE_RCVIN2_CNT_0_REG + port * 0x90);
2483 p[399] = dsaf_read_dev(ddev,
2484 DSAF_XOD_XGE_RCVIN3_CNT_0_REG + port * 0x90);
2485 p[400] = dsaf_read_dev(ddev,
2486 DSAF_XOD_XGE_RCVIN4_CNT_0_REG + port * 0x90);
2487 p[401] = dsaf_read_dev(ddev,
2488 DSAF_XOD_XGE_RCVIN5_CNT_0_REG + port * 0x90);
2489 p[402] = dsaf_read_dev(ddev,
2490 DSAF_XOD_XGE_RCVIN6_CNT_0_REG + port * 0x90);
2491 p[403] = dsaf_read_dev(ddev,
2492 DSAF_XOD_XGE_RCVIN7_CNT_0_REG + port * 0x90);
2493 p[404] = dsaf_read_dev(ddev,
2494 DSAF_XOD_PPE_RCVIN0_CNT_0_REG + port * 0x90);
2495 p[405] = dsaf_read_dev(ddev,
2496 DSAF_XOD_PPE_RCVIN1_CNT_0_REG + port * 0x90);
2497 p[406] = dsaf_read_dev(ddev,
2498 DSAF_XOD_ROCEE_RCVIN0_CNT_0_REG + port * 0x90);
2499 p[407] = dsaf_read_dev(ddev,
2500 DSAF_XOD_ROCEE_RCVIN1_CNT_0_REG + port * 0x90);
2501 p[408] = dsaf_read_dev(ddev,
2502 DSAF_XOD_FIFO_STATUS_0_REG + port * 0x90);
2503
2504 /* dsaf voq registers */
2505 for (i = 0; i < DSAF_VOQ_NUM / DSAF_COMM_CHN; i++) {
2506 j = (i * DSAF_COMM_CHN + port) * 0x90;
2507 p[409 + i] = dsaf_read_dev(ddev,
2508 DSAF_VOQ_ECC_INVERT_EN_0_REG + j);
2509 p[412 + i] = dsaf_read_dev(ddev,
2510 DSAF_VOQ_SRAM_PKT_NUM_0_REG + j);
2511 p[415 + i] = dsaf_read_dev(ddev, DSAF_VOQ_IN_PKT_NUM_0_REG + j);
2512 p[418 + i] = dsaf_read_dev(ddev,
2513 DSAF_VOQ_OUT_PKT_NUM_0_REG + j);
2514 p[421 + i] = dsaf_read_dev(ddev,
2515 DSAF_VOQ_ECC_ERR_ADDR_0_REG + j);
2516 p[424 + i] = dsaf_read_dev(ddev, DSAF_VOQ_BP_STATUS_0_REG + j);
2517 p[427 + i] = dsaf_read_dev(ddev, DSAF_VOQ_SPUP_IDLE_0_REG + j);
2518 p[430 + i] = dsaf_read_dev(ddev,
2519 DSAF_VOQ_XGE_XOD_REQ_0_0_REG + j);
2520 p[433 + i] = dsaf_read_dev(ddev,
2521 DSAF_VOQ_XGE_XOD_REQ_1_0_REG + j);
2522 p[436 + i] = dsaf_read_dev(ddev,
2523 DSAF_VOQ_PPE_XOD_REQ_0_REG + j);
2524 p[439 + i] = dsaf_read_dev(ddev,
2525 DSAF_VOQ_ROCEE_XOD_REQ_0_REG + j);
2526 p[442 + i] = dsaf_read_dev(ddev,
2527 DSAF_VOQ_BP_ALL_THRD_0_REG + j);
2528 }
2529
2530 /* dsaf tbl registers */
2531 p[445] = dsaf_read_dev(ddev, DSAF_TBL_CTRL_0_REG);
2532 p[446] = dsaf_read_dev(ddev, DSAF_TBL_INT_MSK_0_REG);
2533 p[447] = dsaf_read_dev(ddev, DSAF_TBL_INT_SRC_0_REG);
2534 p[448] = dsaf_read_dev(ddev, DSAF_TBL_INT_STS_0_REG);
2535 p[449] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_ADDR_0_REG);
2536 p[450] = dsaf_read_dev(ddev, DSAF_TBL_LINE_ADDR_0_REG);
2537 p[451] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_HIGH_0_REG);
2538 p[452] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_LOW_0_REG);
2539 p[453] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG);
2540 p[454] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG);
2541 p[455] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG);
2542 p[456] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG);
2543 p[457] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG);
2544 p[458] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_UCAST_CFG_0_REG);
2545 p[459] = dsaf_read_dev(ddev, DSAF_TBL_LIN_CFG_0_REG);
2546 p[460] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
2547 p[461] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
2548 p[462] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
2549 p[463] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA3_0_REG);
2550 p[464] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA2_0_REG);
2551 p[465] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA1_0_REG);
2552 p[466] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
2553 p[467] = dsaf_read_dev(ddev, DSAF_TBL_LIN_RDATA_0_REG);
2554
2555 for (i = 0; i < DSAF_SW_PORT_NUM; i++) {
2556 j = i * 0x8;
2557 p[468 + 2 * i] = dsaf_read_dev(ddev,
2558 DSAF_TBL_DA0_MIS_INFO1_0_REG + j);
2559 p[469 + 2 * i] = dsaf_read_dev(ddev,
2560 DSAF_TBL_DA0_MIS_INFO0_0_REG + j);
2561 }
2562
2563 p[484] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO2_0_REG);
2564 p[485] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO1_0_REG);
2565 p[486] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO0_0_REG);
2566 p[487] = dsaf_read_dev(ddev, DSAF_TBL_PUL_0_REG);
2567 p[488] = dsaf_read_dev(ddev, DSAF_TBL_OLD_RSLT_0_REG);
2568 p[489] = dsaf_read_dev(ddev, DSAF_TBL_OLD_SCAN_VAL_0_REG);
2569 p[490] = dsaf_read_dev(ddev, DSAF_TBL_DFX_CTRL_0_REG);
2570 p[491] = dsaf_read_dev(ddev, DSAF_TBL_DFX_STAT_0_REG);
2571 p[492] = dsaf_read_dev(ddev, DSAF_TBL_DFX_STAT_2_0_REG);
2572 p[493] = dsaf_read_dev(ddev, DSAF_TBL_LKUP_NUM_I_0_REG);
2573 p[494] = dsaf_read_dev(ddev, DSAF_TBL_LKUP_NUM_O_0_REG);
2574 p[495] = dsaf_read_dev(ddev, DSAF_TBL_UCAST_BCAST_MIS_INFO_0_0_REG);
2575
2576 /* dsaf other registers */
2577 p[496] = dsaf_read_dev(ddev, DSAF_INODE_FIFO_WL_0_REG + port * 0x4);
2578 p[497] = dsaf_read_dev(ddev, DSAF_ONODE_FIFO_WL_0_REG + port * 0x4);
2579 p[498] = dsaf_read_dev(ddev, DSAF_XGE_GE_WORK_MODE_0_REG + port * 0x4);
2580 p[499] = dsaf_read_dev(ddev,
2581 DSAF_XGE_APP_RX_LINK_UP_0_REG + port * 0x4);
2582 p[500] = dsaf_read_dev(ddev, DSAF_NETPORT_CTRL_SIG_0_REG + port * 0x4);
2583 p[501] = dsaf_read_dev(ddev, DSAF_XGE_CTRL_SIG_CFG_0_REG + port * 0x4);
2584
2585 if (!is_ver1)
2586 p[502] = dsaf_read_dev(ddev, DSAF_PAUSE_CFG_REG + port * 0x4);
2587
2588 /* mark end of dsaf regs */
2589 for (i = 503; i < 504; i++)
2590 p[i] = 0xdddddddd;
2591 }
2592
hns_dsaf_get_node_stats_strings(char * data,int node,struct dsaf_device * dsaf_dev)2593 static char *hns_dsaf_get_node_stats_strings(char *data, int node,
2594 struct dsaf_device *dsaf_dev)
2595 {
2596 char *buff = data;
2597 int i;
2598 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2599
2600 snprintf(buff, ETH_GSTRING_LEN, "innod%d_pad_drop_pkts", node);
2601 buff += ETH_GSTRING_LEN;
2602 snprintf(buff, ETH_GSTRING_LEN, "innod%d_manage_pkts", node);
2603 buff += ETH_GSTRING_LEN;
2604 snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pkts", node);
2605 buff += ETH_GSTRING_LEN;
2606 snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pkt_id", node);
2607 buff += ETH_GSTRING_LEN;
2608 snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pause_frame", node);
2609 buff += ETH_GSTRING_LEN;
2610 snprintf(buff, ETH_GSTRING_LEN, "innod%d_release_buf_num", node);
2611 buff += ETH_GSTRING_LEN;
2612 snprintf(buff, ETH_GSTRING_LEN, "innod%d_sbm_drop_pkts", node);
2613 buff += ETH_GSTRING_LEN;
2614 snprintf(buff, ETH_GSTRING_LEN, "innod%d_crc_false_pkts", node);
2615 buff += ETH_GSTRING_LEN;
2616 snprintf(buff, ETH_GSTRING_LEN, "innod%d_bp_drop_pkts", node);
2617 buff += ETH_GSTRING_LEN;
2618 snprintf(buff, ETH_GSTRING_LEN, "innod%d_lookup_rslt_drop_pkts", node);
2619 buff += ETH_GSTRING_LEN;
2620 snprintf(buff, ETH_GSTRING_LEN, "innod%d_local_rslt_fail_pkts", node);
2621 buff += ETH_GSTRING_LEN;
2622 snprintf(buff, ETH_GSTRING_LEN, "innod%d_vlan_drop_pkts", node);
2623 buff += ETH_GSTRING_LEN;
2624 snprintf(buff, ETH_GSTRING_LEN, "innod%d_stp_drop_pkts", node);
2625 buff += ETH_GSTRING_LEN;
2626 if (node < DSAF_SERVICE_NW_NUM && !is_ver1) {
2627 for (i = 0; i < DSAF_PRIO_NR; i++) {
2628 snprintf(buff + 0 * ETH_GSTRING_LEN * DSAF_PRIO_NR,
2629 ETH_GSTRING_LEN, "inod%d_pfc_prio%d_pkts",
2630 node, i);
2631 snprintf(buff + 1 * ETH_GSTRING_LEN * DSAF_PRIO_NR,
2632 ETH_GSTRING_LEN, "onod%d_pfc_prio%d_pkts",
2633 node, i);
2634 buff += ETH_GSTRING_LEN;
2635 }
2636 buff += 1 * DSAF_PRIO_NR * ETH_GSTRING_LEN;
2637 }
2638 snprintf(buff, ETH_GSTRING_LEN, "onnod%d_tx_pkts", node);
2639 buff += ETH_GSTRING_LEN;
2640
2641 return buff;
2642 }
2643
hns_dsaf_get_node_stats(struct dsaf_device * ddev,u64 * data,int node_num)2644 static u64 *hns_dsaf_get_node_stats(struct dsaf_device *ddev, u64 *data,
2645 int node_num)
2646 {
2647 u64 *p = data;
2648 int i;
2649 struct dsaf_hw_stats *hw_stats = &ddev->hw_stats[node_num];
2650 bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver);
2651
2652 p[0] = hw_stats->pad_drop;
2653 p[1] = hw_stats->man_pkts;
2654 p[2] = hw_stats->rx_pkts;
2655 p[3] = hw_stats->rx_pkt_id;
2656 p[4] = hw_stats->rx_pause_frame;
2657 p[5] = hw_stats->release_buf_num;
2658 p[6] = hw_stats->sbm_drop;
2659 p[7] = hw_stats->crc_false;
2660 p[8] = hw_stats->bp_drop;
2661 p[9] = hw_stats->rslt_drop;
2662 p[10] = hw_stats->local_addr_false;
2663 p[11] = hw_stats->vlan_drop;
2664 p[12] = hw_stats->stp_drop;
2665 if (node_num < DSAF_SERVICE_NW_NUM && !is_ver1) {
2666 for (i = 0; i < DSAF_PRIO_NR; i++) {
2667 p[13 + i + 0 * DSAF_PRIO_NR] = hw_stats->rx_pfc[i];
2668 p[13 + i + 1 * DSAF_PRIO_NR] = hw_stats->tx_pfc[i];
2669 }
2670 p[29] = hw_stats->tx_pkts;
2671 return &p[30];
2672 }
2673
2674 p[13] = hw_stats->tx_pkts;
2675 return &p[14];
2676 }
2677
2678 /**
2679 *hns_dsaf_get_stats - get dsaf statistic
2680 *@ddev: dsaf device
2681 *@data:statistic value
2682 *@port: port num
2683 */
hns_dsaf_get_stats(struct dsaf_device * ddev,u64 * data,int port)2684 void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port)
2685 {
2686 u64 *p = data;
2687 int node_num = port;
2688
2689 /* for ge/xge node info */
2690 p = hns_dsaf_get_node_stats(ddev, p, node_num);
2691
2692 /* for ppe node info */
2693 node_num = port + DSAF_PPE_INODE_BASE;
2694 (void)hns_dsaf_get_node_stats(ddev, p, node_num);
2695 }
2696
2697 /**
2698 *hns_dsaf_get_sset_count - get dsaf string set count
2699 *@dsaf_dev: dsaf device
2700 *@stringset: type of values in data
2701 *return dsaf string name count
2702 */
hns_dsaf_get_sset_count(struct dsaf_device * dsaf_dev,int stringset)2703 int hns_dsaf_get_sset_count(struct dsaf_device *dsaf_dev, int stringset)
2704 {
2705 bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2706
2707 if (stringset == ETH_SS_STATS) {
2708 if (is_ver1)
2709 return DSAF_STATIC_NUM;
2710 else
2711 return DSAF_V2_STATIC_NUM;
2712 }
2713 return 0;
2714 }
2715
2716 /**
2717 *hns_dsaf_get_strings - get dsaf string set
2718 *@stringset:srting set index
2719 *@data:strings name value
2720 *@port:port index
2721 *@dsaf_dev: dsaf device
2722 */
hns_dsaf_get_strings(int stringset,u8 * data,int port,struct dsaf_device * dsaf_dev)2723 void hns_dsaf_get_strings(int stringset, u8 *data, int port,
2724 struct dsaf_device *dsaf_dev)
2725 {
2726 char *buff = (char *)data;
2727 int node = port;
2728
2729 if (stringset != ETH_SS_STATS)
2730 return;
2731
2732 /* for ge/xge node info */
2733 buff = hns_dsaf_get_node_stats_strings(buff, node, dsaf_dev);
2734
2735 /* for ppe node info */
2736 node = port + DSAF_PPE_INODE_BASE;
2737 (void)hns_dsaf_get_node_stats_strings(buff, node, dsaf_dev);
2738 }
2739
2740 /**
2741 *hns_dsaf_get_sset_count - get dsaf regs count
2742 *return dsaf regs count
2743 */
hns_dsaf_get_regs_count(void)2744 int hns_dsaf_get_regs_count(void)
2745 {
2746 return DSAF_DUMP_REGS_NUM;
2747 }
2748
hns_dsaf_get_port_id(u8 port)2749 static int hns_dsaf_get_port_id(u8 port)
2750 {
2751 if (port < DSAF_SERVICE_NW_NUM)
2752 return port;
2753
2754 if (port >= DSAF_BASE_INNER_PORT_NUM)
2755 return port - DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
2756
2757 return -EINVAL;
2758 }
2759
set_promisc_tcam_enable(struct dsaf_device * dsaf_dev,u32 port)2760 static void set_promisc_tcam_enable(struct dsaf_device *dsaf_dev, u32 port)
2761 {
2762 struct dsaf_tbl_tcam_ucast_cfg tbl_tcam_ucast = {0, 1, 0, 0, 0x80};
2763 struct dsaf_tbl_tcam_data tbl_tcam_data_mc = {0x01000000, port};
2764 struct dsaf_tbl_tcam_data tbl_tcam_mask_uc = {0x01000000, 0xf};
2765 struct dsaf_tbl_tcam_mcast_cfg tbl_tcam_mcast = {0, 0, {0} };
2766 struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev);
2767 struct dsaf_tbl_tcam_data tbl_tcam_data_uc = {0, port};
2768 struct dsaf_drv_mac_single_dest_entry mask_entry;
2769 struct dsaf_drv_tbl_tcam_key temp_key, mask_key;
2770 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
2771 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
2772 struct dsaf_drv_tbl_tcam_key mac_key;
2773 struct hns_mac_cb *mac_cb;
2774 u8 addr[ETH_ALEN] = {0};
2775 u8 port_num;
2776 int mskid;
2777
2778 /* promisc use vague table match with vlanid = 0 & macaddr = 0 */
2779 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, 0x00, port, addr);
2780 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
2781 if (entry_index != DSAF_INVALID_ENTRY_IDX)
2782 return;
2783
2784 /* put promisc tcam entry in the end. */
2785 /* 1. set promisc unicast vague tcam entry. */
2786 entry_index = hns_dsaf_find_empty_mac_entry_reverse(dsaf_dev);
2787 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
2788 dev_err(dsaf_dev->dev,
2789 "enable uc promisc failed (port:%#x)\n",
2790 port);
2791 return;
2792 }
2793
2794 mac_cb = dsaf_dev->mac_cb[port];
2795 (void)hns_mac_get_inner_port_num(mac_cb, 0, &port_num);
2796 tbl_tcam_ucast.tbl_ucast_out_port = port_num;
2797
2798 /* config uc vague table */
2799 hns_dsaf_tcam_uc_cfg_vague(dsaf_dev, entry_index, &tbl_tcam_data_uc,
2800 &tbl_tcam_mask_uc, &tbl_tcam_ucast);
2801
2802 /* update software entry */
2803 soft_mac_entry = priv->soft_mac_tbl;
2804 soft_mac_entry += entry_index;
2805 soft_mac_entry->index = entry_index;
2806 soft_mac_entry->tcam_key.high.val = mac_key.high.val;
2807 soft_mac_entry->tcam_key.low.val = mac_key.low.val;
2808 /* step back to the START for mc. */
2809 soft_mac_entry = priv->soft_mac_tbl;
2810
2811 /* 2. set promisc multicast vague tcam entry. */
2812 entry_index = hns_dsaf_find_empty_mac_entry_reverse(dsaf_dev);
2813 if (entry_index == DSAF_INVALID_ENTRY_IDX) {
2814 dev_err(dsaf_dev->dev,
2815 "enable mc promisc failed (port:%#x)\n",
2816 port);
2817 return;
2818 }
2819
2820 memset(&mask_entry, 0x0, sizeof(mask_entry));
2821 memset(&mask_key, 0x0, sizeof(mask_key));
2822 memset(&temp_key, 0x0, sizeof(temp_key));
2823 mask_entry.addr[0] = 0x01;
2824 hns_dsaf_set_mac_key(dsaf_dev, &mask_key, mask_entry.in_vlan_id,
2825 0xf, mask_entry.addr);
2826 tbl_tcam_mcast.tbl_mcast_item_vld = 1;
2827 tbl_tcam_mcast.tbl_mcast_old_en = 0;
2828
2829 /* set MAC port to handle multicast */
2830 mskid = hns_dsaf_get_port_id(port);
2831 if (mskid == -EINVAL) {
2832 dev_err(dsaf_dev->dev, "%s,pnum(%d)error,key(%#x:%#x)\n",
2833 dsaf_dev->ae_dev.name, port,
2834 mask_key.high.val, mask_key.low.val);
2835 return;
2836 }
2837 dsaf_set_bit(tbl_tcam_mcast.tbl_mcast_port_msk[mskid / 32],
2838 mskid % 32, 1);
2839
2840 /* set pool bit map to handle multicast */
2841 mskid = hns_dsaf_get_port_id(port_num);
2842 if (mskid == -EINVAL) {
2843 dev_err(dsaf_dev->dev,
2844 "%s, pool bit map pnum(%d)error,key(%#x:%#x)\n",
2845 dsaf_dev->ae_dev.name, port_num,
2846 mask_key.high.val, mask_key.low.val);
2847 return;
2848 }
2849 dsaf_set_bit(tbl_tcam_mcast.tbl_mcast_port_msk[mskid / 32],
2850 mskid % 32, 1);
2851
2852 memcpy(&temp_key, &mask_key, sizeof(mask_key));
2853 hns_dsaf_tcam_mc_cfg_vague(dsaf_dev, entry_index, &tbl_tcam_data_mc,
2854 (struct dsaf_tbl_tcam_data *)(&mask_key),
2855 &tbl_tcam_mcast);
2856
2857 /* update software entry */
2858 soft_mac_entry += entry_index;
2859 soft_mac_entry->index = entry_index;
2860 soft_mac_entry->tcam_key.high.val = temp_key.high.val;
2861 soft_mac_entry->tcam_key.low.val = temp_key.low.val;
2862 }
2863
set_promisc_tcam_disable(struct dsaf_device * dsaf_dev,u32 port)2864 static void set_promisc_tcam_disable(struct dsaf_device *dsaf_dev, u32 port)
2865 {
2866 struct dsaf_tbl_tcam_data tbl_tcam_data_mc = {0x01000000, port};
2867 struct dsaf_tbl_tcam_ucast_cfg tbl_tcam_ucast = {0, 0, 0, 0, 0};
2868 struct dsaf_tbl_tcam_mcast_cfg tbl_tcam_mcast = {0, 0, {0} };
2869 struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev);
2870 struct dsaf_tbl_tcam_data tbl_tcam_data_uc = {0, 0};
2871 struct dsaf_tbl_tcam_data tbl_tcam_mask = {0, 0};
2872 struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
2873 u16 entry_index = DSAF_INVALID_ENTRY_IDX;
2874 struct dsaf_drv_tbl_tcam_key mac_key;
2875 u8 addr[ETH_ALEN] = {0};
2876
2877 /* 1. delete uc vague tcam entry. */
2878 /* promisc use vague table match with vlanid = 0 & macaddr = 0 */
2879 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, 0x00, port, addr);
2880 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
2881
2882 if (entry_index == DSAF_INVALID_ENTRY_IDX)
2883 return;
2884
2885 /* config uc vague table */
2886 hns_dsaf_tcam_uc_cfg_vague(dsaf_dev, entry_index, &tbl_tcam_data_uc,
2887 &tbl_tcam_mask, &tbl_tcam_ucast);
2888 /* update soft management table. */
2889 soft_mac_entry = priv->soft_mac_tbl;
2890 soft_mac_entry += entry_index;
2891 soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
2892 /* step back to the START for mc. */
2893 soft_mac_entry = priv->soft_mac_tbl;
2894
2895 /* 2. delete mc vague tcam entry. */
2896 addr[0] = 0x01;
2897 memset(&mac_key, 0x0, sizeof(mac_key));
2898 hns_dsaf_set_mac_key(dsaf_dev, &mac_key, 0x00, port, addr);
2899 entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
2900
2901 if (entry_index == DSAF_INVALID_ENTRY_IDX)
2902 return;
2903
2904 /* config mc vague table */
2905 hns_dsaf_tcam_mc_cfg_vague(dsaf_dev, entry_index, &tbl_tcam_data_mc,
2906 &tbl_tcam_mask, &tbl_tcam_mcast);
2907 /* update soft management table. */
2908 soft_mac_entry += entry_index;
2909 soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
2910 }
2911
2912 /* Reserve the last TCAM entry for promisc support */
hns_dsaf_set_promisc_tcam(struct dsaf_device * dsaf_dev,u32 port,bool enable)2913 void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev,
2914 u32 port, bool enable)
2915 {
2916 if (enable)
2917 set_promisc_tcam_enable(dsaf_dev, port);
2918 else
2919 set_promisc_tcam_disable(dsaf_dev, port);
2920 }
2921
hns_dsaf_wait_pkt_clean(struct dsaf_device * dsaf_dev,int port)2922 int hns_dsaf_wait_pkt_clean(struct dsaf_device *dsaf_dev, int port)
2923 {
2924 u32 val, val_tmp;
2925 int wait_cnt;
2926
2927 if (port >= DSAF_SERVICE_NW_NUM)
2928 return 0;
2929
2930 wait_cnt = 0;
2931 while (wait_cnt++ < HNS_MAX_WAIT_CNT) {
2932 val = dsaf_read_dev(dsaf_dev, DSAF_VOQ_IN_PKT_NUM_0_REG +
2933 (port + DSAF_XGE_NUM) * 0x40);
2934 val_tmp = dsaf_read_dev(dsaf_dev, DSAF_VOQ_OUT_PKT_NUM_0_REG +
2935 (port + DSAF_XGE_NUM) * 0x40);
2936 if (val == val_tmp)
2937 break;
2938
2939 usleep_range(100, 200);
2940 }
2941
2942 if (wait_cnt >= HNS_MAX_WAIT_CNT) {
2943 dev_err(dsaf_dev->dev, "hns dsaf clean wait timeout(%u - %u).\n",
2944 val, val_tmp);
2945 return -EBUSY;
2946 }
2947
2948 return 0;
2949 }
2950
2951 /**
2952 * dsaf_probe - probo dsaf dev
2953 * @pdev: dasf platform device
2954 * return 0 - success , negative --fail
2955 */
hns_dsaf_probe(struct platform_device * pdev)2956 static int hns_dsaf_probe(struct platform_device *pdev)
2957 {
2958 struct dsaf_device *dsaf_dev;
2959 int ret;
2960
2961 dsaf_dev = hns_dsaf_alloc_dev(&pdev->dev, sizeof(struct dsaf_drv_priv));
2962 if (IS_ERR(dsaf_dev)) {
2963 ret = PTR_ERR(dsaf_dev);
2964 dev_err(&pdev->dev,
2965 "dsaf_probe dsaf_alloc_dev failed, ret = %#x!\n", ret);
2966 return ret;
2967 }
2968
2969 ret = hns_dsaf_get_cfg(dsaf_dev);
2970 if (ret)
2971 goto free_dev;
2972
2973 ret = hns_dsaf_init(dsaf_dev);
2974 if (ret)
2975 goto free_dev;
2976
2977 ret = hns_mac_init(dsaf_dev);
2978 if (ret)
2979 goto uninit_dsaf;
2980
2981 ret = hns_ppe_init(dsaf_dev);
2982 if (ret)
2983 goto uninit_mac;
2984
2985 ret = hns_dsaf_ae_init(dsaf_dev);
2986 if (ret)
2987 goto uninit_ppe;
2988
2989 return 0;
2990
2991 uninit_ppe:
2992 hns_ppe_uninit(dsaf_dev);
2993
2994 uninit_mac:
2995 hns_mac_uninit(dsaf_dev);
2996
2997 uninit_dsaf:
2998 hns_dsaf_free(dsaf_dev);
2999
3000 free_dev:
3001 hns_dsaf_free_dev(dsaf_dev);
3002
3003 return ret;
3004 }
3005
3006 /**
3007 * dsaf_remove - remove dsaf dev
3008 * @pdev: dasf platform device
3009 */
hns_dsaf_remove(struct platform_device * pdev)3010 static int hns_dsaf_remove(struct platform_device *pdev)
3011 {
3012 struct dsaf_device *dsaf_dev = dev_get_drvdata(&pdev->dev);
3013
3014 hns_dsaf_ae_uninit(dsaf_dev);
3015
3016 hns_ppe_uninit(dsaf_dev);
3017
3018 hns_mac_uninit(dsaf_dev);
3019
3020 hns_dsaf_free(dsaf_dev);
3021
3022 hns_dsaf_free_dev(dsaf_dev);
3023
3024 return 0;
3025 }
3026
3027 static const struct of_device_id g_dsaf_match[] = {
3028 {.compatible = "hisilicon,hns-dsaf-v1"},
3029 {.compatible = "hisilicon,hns-dsaf-v2"},
3030 {}
3031 };
3032 MODULE_DEVICE_TABLE(of, g_dsaf_match);
3033
3034 static struct platform_driver g_dsaf_driver = {
3035 .probe = hns_dsaf_probe,
3036 .remove = hns_dsaf_remove,
3037 .driver = {
3038 .name = DSAF_DRV_NAME,
3039 .of_match_table = g_dsaf_match,
3040 .acpi_match_table = hns_dsaf_acpi_match,
3041 },
3042 };
3043
3044 module_platform_driver(g_dsaf_driver);
3045
3046 /**
3047 * hns_dsaf_roce_reset - reset dsaf and roce
3048 * @dsaf_fwnode: Pointer to framework node for the dasf
3049 * @dereset: false - request reset , true - drop reset
3050 * return 0 - success , negative -fail
3051 */
hns_dsaf_roce_reset(struct fwnode_handle * dsaf_fwnode,bool dereset)3052 int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool dereset)
3053 {
3054 struct dsaf_device *dsaf_dev;
3055 struct platform_device *pdev;
3056 u32 mp;
3057 u32 sl;
3058 u32 credit;
3059 int i;
3060 static const u32 port_map[DSAF_ROCE_CREDIT_CHN][DSAF_ROCE_CHAN_MODE_NUM] = {
3061 {DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0},
3062 {DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0},
3063 {DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0},
3064 {DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0},
3065 {DSAF_ROCE_PORT_4, DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1},
3066 {DSAF_ROCE_PORT_4, DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1},
3067 {DSAF_ROCE_PORT_5, DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1},
3068 {DSAF_ROCE_PORT_5, DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1},
3069 };
3070 static const u32 sl_map[DSAF_ROCE_CREDIT_CHN][DSAF_ROCE_CHAN_MODE_NUM] = {
3071 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_0},
3072 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_1, DSAF_ROCE_SL_1},
3073 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_2},
3074 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_1, DSAF_ROCE_SL_3},
3075 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_0},
3076 {DSAF_ROCE_SL_1, DSAF_ROCE_SL_1, DSAF_ROCE_SL_1},
3077 {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_2},
3078 {DSAF_ROCE_SL_1, DSAF_ROCE_SL_1, DSAF_ROCE_SL_3},
3079 };
3080
3081 /* find the platform device corresponding to fwnode */
3082 if (is_of_node(dsaf_fwnode)) {
3083 pdev = of_find_device_by_node(to_of_node(dsaf_fwnode));
3084 } else if (is_acpi_device_node(dsaf_fwnode)) {
3085 pdev = hns_dsaf_find_platform_device(dsaf_fwnode);
3086 } else {
3087 pr_err("fwnode is neither OF or ACPI type\n");
3088 return -EINVAL;
3089 }
3090
3091 /* check if we were a success in fetching pdev */
3092 if (!pdev) {
3093 pr_err("couldn't find platform device for node\n");
3094 return -ENODEV;
3095 }
3096
3097 /* retrieve the dsaf_device from the driver data */
3098 dsaf_dev = dev_get_drvdata(&pdev->dev);
3099 if (!dsaf_dev) {
3100 dev_err(&pdev->dev, "dsaf_dev is NULL\n");
3101 put_device(&pdev->dev);
3102 return -ENODEV;
3103 }
3104
3105 /* now, make sure we are running on compatible SoC */
3106 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
3107 dev_err(dsaf_dev->dev, "%s v1 chip doesn't support RoCE!\n",
3108 dsaf_dev->ae_dev.name);
3109 put_device(&pdev->dev);
3110 return -ENODEV;
3111 }
3112
3113 /* do reset or de-reset according to the flag */
3114 if (!dereset) {
3115 /* reset rocee-channels in dsaf and rocee */
3116 dsaf_dev->misc_op->hns_dsaf_srst_chns(dsaf_dev, DSAF_CHNS_MASK,
3117 false);
3118 dsaf_dev->misc_op->hns_dsaf_roce_srst(dsaf_dev, false);
3119 } else {
3120 /* configure dsaf tx roce correspond to port map and sl map */
3121 mp = dsaf_read_dev(dsaf_dev, DSAF_ROCE_PORT_MAP_REG);
3122 for (i = 0; i < DSAF_ROCE_CREDIT_CHN; i++)
3123 dsaf_set_field(mp, 7 << i * 3, i * 3,
3124 port_map[i][DSAF_ROCE_6PORT_MODE]);
3125 dsaf_set_field(mp, 3 << i * 3, i * 3, 0);
3126 dsaf_write_dev(dsaf_dev, DSAF_ROCE_PORT_MAP_REG, mp);
3127
3128 sl = dsaf_read_dev(dsaf_dev, DSAF_ROCE_SL_MAP_REG);
3129 for (i = 0; i < DSAF_ROCE_CREDIT_CHN; i++)
3130 dsaf_set_field(sl, 3 << i * 2, i * 2,
3131 sl_map[i][DSAF_ROCE_6PORT_MODE]);
3132 dsaf_write_dev(dsaf_dev, DSAF_ROCE_SL_MAP_REG, sl);
3133
3134 /* de-reset rocee-channels in dsaf and rocee */
3135 dsaf_dev->misc_op->hns_dsaf_srst_chns(dsaf_dev, DSAF_CHNS_MASK,
3136 true);
3137 msleep(SRST_TIME_INTERVAL);
3138 dsaf_dev->misc_op->hns_dsaf_roce_srst(dsaf_dev, true);
3139
3140 /* enable dsaf channel rocee credit */
3141 credit = dsaf_read_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG);
3142 dsaf_set_bit(credit, DSAF_SBM_ROCEE_CFG_CRD_EN_B, 0);
3143 dsaf_write_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG, credit);
3144
3145 dsaf_set_bit(credit, DSAF_SBM_ROCEE_CFG_CRD_EN_B, 1);
3146 dsaf_write_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG, credit);
3147 }
3148
3149 put_device(&pdev->dev);
3150
3151 return 0;
3152 }
3153 EXPORT_SYMBOL(hns_dsaf_roce_reset);
3154
3155 MODULE_LICENSE("GPL");
3156 MODULE_AUTHOR("Huawei Tech. Co., Ltd.");
3157 MODULE_DESCRIPTION("HNS DSAF driver");
3158 MODULE_VERSION(DSAF_MOD_VERSION);
3159