1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (c) 2014-2015 Hisilicon Limited. 4 */ 5 6 #include <linux/module.h> 7 #include <linux/kernel.h> 8 #include <linux/init.h> 9 #include <linux/netdevice.h> 10 #include <linux/etherdevice.h> 11 #include <linux/platform_device.h> 12 #include <linux/of.h> 13 #include <linux/of_address.h> 14 #include <linux/of_platform.h> 15 16 #include "hns_dsaf_ppe.h" 17 18 void hns_ppe_set_tso_enable(struct hns_ppe_cb *ppe_cb, u32 value) 19 { 20 dsaf_set_dev_bit(ppe_cb, PPEV2_CFG_TSO_EN_REG, 0, !!value); 21 } 22 23 void hns_ppe_set_rss_key(struct hns_ppe_cb *ppe_cb, 24 const u32 rss_key[HNS_PPEV2_RSS_KEY_NUM]) 25 { 26 u32 key_item; 27 28 for (key_item = 0; key_item < HNS_PPEV2_RSS_KEY_NUM; key_item++) 29 dsaf_write_dev(ppe_cb, PPEV2_RSS_KEY_REG + key_item * 0x4, 30 rss_key[key_item]); 31 } 32 33 void hns_ppe_set_indir_table(struct hns_ppe_cb *ppe_cb, 34 const u32 rss_tab[HNS_PPEV2_RSS_IND_TBL_SIZE]) 35 { 36 int i; 37 int reg_value; 38 39 for (i = 0; i < (HNS_PPEV2_RSS_IND_TBL_SIZE / 4); i++) { 40 reg_value = dsaf_read_dev(ppe_cb, 41 PPEV2_INDRECTION_TBL_REG + i * 0x4); 42 43 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N0_M, 44 PPEV2_CFG_RSS_TBL_4N0_S, 45 rss_tab[i * 4 + 0] & 0x1F); 46 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N1_M, 47 PPEV2_CFG_RSS_TBL_4N1_S, 48 rss_tab[i * 4 + 1] & 0x1F); 49 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N2_M, 50 PPEV2_CFG_RSS_TBL_4N2_S, 51 rss_tab[i * 4 + 2] & 0x1F); 52 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N3_M, 53 PPEV2_CFG_RSS_TBL_4N3_S, 54 rss_tab[i * 4 + 3] & 0x1F); 55 dsaf_write_dev( 56 ppe_cb, PPEV2_INDRECTION_TBL_REG + i * 0x4, reg_value); 57 } 58 } 59 60 static u8 __iomem * 61 hns_ppe_common_get_ioaddr(struct ppe_common_cb *ppe_common) 62 { 63 return ppe_common->dsaf_dev->ppe_base + PPE_COMMON_REG_OFFSET; 64 } 65 66 /** 67 * hns_ppe_common_get_cfg - get ppe common config 68 * @dsaf_dev: dasf device 69 * comm_index: common index 70 * retuen 0 - success , negative --fail 71 */ 72 static int hns_ppe_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index) 73 { 74 struct ppe_common_cb *ppe_common; 75 int ppe_num; 76 77 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) 78 ppe_num = HNS_PPE_SERVICE_NW_ENGINE_NUM; 79 else 80 ppe_num = HNS_PPE_DEBUG_NW_ENGINE_NUM; 81 82 ppe_common = devm_kzalloc(dsaf_dev->dev, 83 struct_size(ppe_common, ppe_cb, ppe_num), 84 GFP_KERNEL); 85 if (!ppe_common) 86 return -ENOMEM; 87 88 ppe_common->ppe_num = ppe_num; 89 ppe_common->dsaf_dev = dsaf_dev; 90 ppe_common->comm_index = comm_index; 91 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) 92 ppe_common->ppe_mode = PPE_COMMON_MODE_SERVICE; 93 else 94 ppe_common->ppe_mode = PPE_COMMON_MODE_DEBUG; 95 ppe_common->dev = dsaf_dev->dev; 96 97 ppe_common->io_base = hns_ppe_common_get_ioaddr(ppe_common); 98 99 dsaf_dev->ppe_common[comm_index] = ppe_common; 100 101 return 0; 102 } 103 104 static void 105 hns_ppe_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index) 106 { 107 dsaf_dev->ppe_common[comm_index] = NULL; 108 } 109 110 static u8 __iomem *hns_ppe_get_iobase(struct ppe_common_cb *ppe_common, 111 int ppe_idx) 112 { 113 return ppe_common->dsaf_dev->ppe_base + ppe_idx * PPE_REG_OFFSET; 114 } 115 116 static void hns_ppe_get_cfg(struct ppe_common_cb *ppe_common) 117 { 118 u32 i; 119 struct hns_ppe_cb *ppe_cb; 120 u32 ppe_num = ppe_common->ppe_num; 121 122 for (i = 0; i < ppe_num; i++) { 123 ppe_cb = &ppe_common->ppe_cb[i]; 124 ppe_cb->dev = ppe_common->dev; 125 ppe_cb->next = NULL; 126 ppe_cb->ppe_common_cb = ppe_common; 127 ppe_cb->index = i; 128 ppe_cb->io_base = hns_ppe_get_iobase(ppe_common, i); 129 ppe_cb->virq = 0; 130 } 131 } 132 133 static void hns_ppe_cnt_clr_ce(struct hns_ppe_cb *ppe_cb) 134 { 135 dsaf_set_dev_bit(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG, 136 PPE_CNT_CLR_CE_B, 1); 137 } 138 139 static void hns_ppe_set_vlan_strip(struct hns_ppe_cb *ppe_cb, int en) 140 { 141 dsaf_write_dev(ppe_cb, PPEV2_VLAN_STRIP_EN_REG, en); 142 } 143 144 /** 145 * hns_ppe_checksum_hw - set ppe checksum caculate 146 * @ppe_device: ppe device 147 * @value: value 148 */ 149 static void hns_ppe_checksum_hw(struct hns_ppe_cb *ppe_cb, u32 value) 150 { 151 dsaf_set_dev_field(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG, 152 0xfffffff, 0, value); 153 } 154 155 static void hns_ppe_set_qid_mode(struct ppe_common_cb *ppe_common, 156 enum ppe_qid_mode qid_mdoe) 157 { 158 dsaf_set_dev_field(ppe_common, PPE_COM_CFG_QID_MODE_REG, 159 PPE_CFG_QID_MODE_CF_QID_MODE_M, 160 PPE_CFG_QID_MODE_CF_QID_MODE_S, qid_mdoe); 161 } 162 163 /** 164 * hns_ppe_set_qid - set ppe qid 165 * @ppe_common: ppe common device 166 * @qid: queue id 167 */ 168 static void hns_ppe_set_qid(struct ppe_common_cb *ppe_common, u32 qid) 169 { 170 u32 qid_mod = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG); 171 172 if (!dsaf_get_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M, 173 PPE_CFG_QID_MODE_DEF_QID_S)) { 174 dsaf_set_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M, 175 PPE_CFG_QID_MODE_DEF_QID_S, qid); 176 dsaf_write_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG, qid_mod); 177 } 178 } 179 180 /** 181 * hns_ppe_set_port_mode - set port mode 182 * @ppe_device: ppe device 183 * @mode: port mode 184 */ 185 static void hns_ppe_set_port_mode(struct hns_ppe_cb *ppe_cb, 186 enum ppe_port_mode mode) 187 { 188 dsaf_write_dev(ppe_cb, PPE_CFG_XGE_MODE_REG, mode); 189 } 190 191 /** 192 * hns_ppe_common_init_hw - init ppe common device 193 * @ppe_common: ppe common device 194 * 195 * Return 0 on success, negative on failure 196 */ 197 static int hns_ppe_common_init_hw(struct ppe_common_cb *ppe_common) 198 { 199 enum ppe_qid_mode qid_mode; 200 struct dsaf_device *dsaf_dev = ppe_common->dsaf_dev; 201 enum dsaf_mode dsaf_mode = dsaf_dev->dsaf_mode; 202 203 dsaf_dev->misc_op->ppe_comm_srst(dsaf_dev, 0); 204 msleep(100); 205 dsaf_dev->misc_op->ppe_comm_srst(dsaf_dev, 1); 206 msleep(100); 207 208 if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) { 209 switch (dsaf_mode) { 210 case DSAF_MODE_ENABLE_FIX: 211 case DSAF_MODE_DISABLE_FIX: 212 qid_mode = PPE_QID_MODE0; 213 hns_ppe_set_qid(ppe_common, 0); 214 break; 215 case DSAF_MODE_ENABLE_0VM: 216 case DSAF_MODE_DISABLE_2PORT_64VM: 217 qid_mode = PPE_QID_MODE3; 218 break; 219 case DSAF_MODE_ENABLE_8VM: 220 case DSAF_MODE_DISABLE_2PORT_16VM: 221 qid_mode = PPE_QID_MODE4; 222 break; 223 case DSAF_MODE_ENABLE_16VM: 224 case DSAF_MODE_DISABLE_6PORT_0VM: 225 qid_mode = PPE_QID_MODE5; 226 break; 227 case DSAF_MODE_ENABLE_32VM: 228 case DSAF_MODE_DISABLE_6PORT_16VM: 229 qid_mode = PPE_QID_MODE2; 230 break; 231 case DSAF_MODE_ENABLE_128VM: 232 case DSAF_MODE_DISABLE_6PORT_4VM: 233 qid_mode = PPE_QID_MODE1; 234 break; 235 case DSAF_MODE_DISABLE_2PORT_8VM: 236 qid_mode = PPE_QID_MODE7; 237 break; 238 case DSAF_MODE_DISABLE_6PORT_2VM: 239 qid_mode = PPE_QID_MODE6; 240 break; 241 default: 242 dev_err(ppe_common->dev, 243 "get ppe queue mode failed! dsaf_mode=%d\n", 244 dsaf_mode); 245 return -EINVAL; 246 } 247 hns_ppe_set_qid_mode(ppe_common, qid_mode); 248 } 249 250 dsaf_set_dev_bit(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG, 251 PPE_COMMON_CNT_CLR_CE_B, 1); 252 253 return 0; 254 } 255 256 /*clr ppe exception irq*/ 257 static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en) 258 { 259 u32 clr_vlue = 0xfffffffful; 260 u32 msk_vlue = en ? 0xfffffffful : 0; /*1 is en, 0 is dis*/ 261 u32 vld_msk = 0; 262 263 /*only care bit 0,1,7*/ 264 dsaf_set_bit(vld_msk, 0, 1); 265 dsaf_set_bit(vld_msk, 1, 1); 266 dsaf_set_bit(vld_msk, 7, 1); 267 268 /*clr sts**/ 269 dsaf_write_dev(ppe_cb, PPE_RINT_REG, clr_vlue); 270 271 /*for some reserved bits, so set 0**/ 272 dsaf_write_dev(ppe_cb, PPE_INTEN_REG, msk_vlue & vld_msk); 273 } 274 275 int hns_ppe_wait_tx_fifo_clean(struct hns_ppe_cb *ppe_cb) 276 { 277 int wait_cnt; 278 u32 val; 279 280 wait_cnt = 0; 281 while (wait_cnt++ < HNS_MAX_WAIT_CNT) { 282 val = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG) & 0x3ffU; 283 if (!val) 284 break; 285 286 usleep_range(100, 200); 287 } 288 289 if (wait_cnt >= HNS_MAX_WAIT_CNT) { 290 dev_err(ppe_cb->dev, "hns ppe tx fifo clean wait timeout, still has %u pkt.\n", 291 val); 292 return -EBUSY; 293 } 294 295 return 0; 296 } 297 298 /** 299 * ppe_init_hw - init ppe 300 * @ppe_cb: ppe device 301 */ 302 static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb) 303 { 304 struct ppe_common_cb *ppe_common_cb = ppe_cb->ppe_common_cb; 305 u32 port = ppe_cb->index; 306 struct dsaf_device *dsaf_dev = ppe_common_cb->dsaf_dev; 307 int i; 308 309 /* get default RSS key */ 310 netdev_rss_key_fill(ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); 311 312 dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0); 313 mdelay(10); 314 dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 1); 315 316 /* clr and msk except irq*/ 317 hns_ppe_exc_irq_en(ppe_cb, 0); 318 319 if (ppe_common_cb->ppe_mode == PPE_COMMON_MODE_DEBUG) { 320 hns_ppe_set_port_mode(ppe_cb, PPE_MODE_GE); 321 dsaf_write_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG, 0); 322 } else { 323 hns_ppe_set_port_mode(ppe_cb, PPE_MODE_XGE); 324 } 325 326 hns_ppe_checksum_hw(ppe_cb, 0xffffffff); 327 hns_ppe_cnt_clr_ce(ppe_cb); 328 329 if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) { 330 hns_ppe_set_vlan_strip(ppe_cb, 0); 331 332 dsaf_write_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG, 333 HNS_PPEV2_MAX_FRAME_LEN); 334 335 /* set default RSS key in h/w */ 336 hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key); 337 338 /* Set default indrection table in h/w */ 339 for (i = 0; i < HNS_PPEV2_RSS_IND_TBL_SIZE; i++) 340 ppe_cb->rss_indir_table[i] = i; 341 hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); 342 } 343 } 344 345 /** 346 * ppe_uninit_hw - uninit ppe 347 * @ppe_device: ppe device 348 */ 349 static void hns_ppe_uninit_hw(struct hns_ppe_cb *ppe_cb) 350 { 351 u32 port; 352 353 if (ppe_cb->ppe_common_cb) { 354 struct dsaf_device *dsaf_dev = ppe_cb->ppe_common_cb->dsaf_dev; 355 356 port = ppe_cb->index; 357 dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0); 358 } 359 } 360 361 static void hns_ppe_uninit_ex(struct ppe_common_cb *ppe_common) 362 { 363 u32 i; 364 365 for (i = 0; i < ppe_common->ppe_num; i++) { 366 if (ppe_common->dsaf_dev->mac_cb[i]) 367 hns_ppe_uninit_hw(&ppe_common->ppe_cb[i]); 368 memset(&ppe_common->ppe_cb[i], 0, sizeof(struct hns_ppe_cb)); 369 } 370 } 371 372 void hns_ppe_uninit(struct dsaf_device *dsaf_dev) 373 { 374 u32 i; 375 376 for (i = 0; i < HNS_PPE_COM_NUM; i++) { 377 if (dsaf_dev->ppe_common[i]) 378 hns_ppe_uninit_ex(dsaf_dev->ppe_common[i]); 379 hns_rcb_common_free_cfg(dsaf_dev, i); 380 hns_ppe_common_free_cfg(dsaf_dev, i); 381 } 382 } 383 384 /** 385 * hns_ppe_reset - reinit ppe/rcb hw 386 * @dsaf_dev: dasf device 387 * retuen void 388 */ 389 void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index) 390 { 391 u32 i; 392 int ret; 393 struct ppe_common_cb *ppe_common; 394 395 ppe_common = dsaf_dev->ppe_common[ppe_common_index]; 396 ret = hns_ppe_common_init_hw(ppe_common); 397 if (ret) 398 return; 399 400 for (i = 0; i < ppe_common->ppe_num; i++) { 401 /* We only need to initiate ppe when the port exists */ 402 if (dsaf_dev->mac_cb[i]) 403 hns_ppe_init_hw(&ppe_common->ppe_cb[i]); 404 } 405 406 ret = hns_rcb_common_init_hw(dsaf_dev->rcb_common[ppe_common_index]); 407 if (ret) 408 return; 409 410 hns_rcb_common_init_commit_hw(dsaf_dev->rcb_common[ppe_common_index]); 411 } 412 413 void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb) 414 { 415 struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats; 416 417 hw_stats->rx_pkts_from_sw 418 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG); 419 hw_stats->rx_pkts 420 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG); 421 hw_stats->rx_drop_no_bd 422 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG); 423 hw_stats->rx_alloc_buf_fail 424 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG); 425 hw_stats->rx_alloc_buf_wait 426 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG); 427 hw_stats->rx_drop_no_buf 428 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG); 429 hw_stats->rx_err_fifo_full 430 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG); 431 432 hw_stats->tx_bd_form_rcb 433 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG); 434 hw_stats->tx_pkts_from_rcb 435 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG); 436 hw_stats->tx_pkts 437 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG); 438 hw_stats->tx_err_fifo_empty 439 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG); 440 hw_stats->tx_err_checksum 441 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG); 442 } 443 444 int hns_ppe_get_sset_count(int stringset) 445 { 446 if (stringset == ETH_SS_STATS) 447 return ETH_PPE_STATIC_NUM; 448 return 0; 449 } 450 451 int hns_ppe_get_regs_count(void) 452 { 453 return ETH_PPE_DUMP_NUM; 454 } 455 456 /** 457 * ppe_get_strings - get ppe srting 458 * @ppe_device: ppe device 459 * @stringset: string set type 460 * @data: output string 461 */ 462 void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 *data) 463 { 464 char *buff = (char *)data; 465 int index = ppe_cb->index; 466 467 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_sw_pkt", index); 468 buff = buff + ETH_GSTRING_LEN; 469 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_ok", index); 470 buff = buff + ETH_GSTRING_LEN; 471 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_drop_pkt_no_bd", index); 472 buff = buff + ETH_GSTRING_LEN; 473 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_fail", index); 474 buff = buff + ETH_GSTRING_LEN; 475 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_wait", index); 476 buff = buff + ETH_GSTRING_LEN; 477 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_drop_no_buf", index); 478 buff = buff + ETH_GSTRING_LEN; 479 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_err_fifo_full", index); 480 buff = buff + ETH_GSTRING_LEN; 481 482 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_bd", index); 483 buff = buff + ETH_GSTRING_LEN; 484 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt", index); 485 buff = buff + ETH_GSTRING_LEN; 486 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_ok", index); 487 buff = buff + ETH_GSTRING_LEN; 488 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_fifo_empty", index); 489 buff = buff + ETH_GSTRING_LEN; 490 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_csum_fail", index); 491 } 492 493 void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data) 494 { 495 u64 *regs_buff = data; 496 struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats; 497 498 regs_buff[0] = hw_stats->rx_pkts_from_sw; 499 regs_buff[1] = hw_stats->rx_pkts; 500 regs_buff[2] = hw_stats->rx_drop_no_bd; 501 regs_buff[3] = hw_stats->rx_alloc_buf_fail; 502 regs_buff[4] = hw_stats->rx_alloc_buf_wait; 503 regs_buff[5] = hw_stats->rx_drop_no_buf; 504 regs_buff[6] = hw_stats->rx_err_fifo_full; 505 506 regs_buff[7] = hw_stats->tx_bd_form_rcb; 507 regs_buff[8] = hw_stats->tx_pkts_from_rcb; 508 regs_buff[9] = hw_stats->tx_pkts; 509 regs_buff[10] = hw_stats->tx_err_fifo_empty; 510 regs_buff[11] = hw_stats->tx_err_checksum; 511 } 512 513 /** 514 * hns_ppe_init - init ppe device 515 * @dsaf_dev: dasf device 516 * retuen 0 - success , negative --fail 517 */ 518 int hns_ppe_init(struct dsaf_device *dsaf_dev) 519 { 520 int ret; 521 int i; 522 523 for (i = 0; i < HNS_PPE_COM_NUM; i++) { 524 ret = hns_ppe_common_get_cfg(dsaf_dev, i); 525 if (ret) 526 goto get_cfg_fail; 527 528 ret = hns_rcb_common_get_cfg(dsaf_dev, i); 529 if (ret) 530 goto get_cfg_fail; 531 532 hns_ppe_get_cfg(dsaf_dev->ppe_common[i]); 533 534 ret = hns_rcb_get_cfg(dsaf_dev->rcb_common[i]); 535 if (ret) 536 goto get_cfg_fail; 537 } 538 539 for (i = 0; i < HNS_PPE_COM_NUM; i++) 540 hns_ppe_reset_common(dsaf_dev, i); 541 542 return 0; 543 544 get_cfg_fail: 545 for (i = 0; i < HNS_PPE_COM_NUM; i++) { 546 hns_rcb_common_free_cfg(dsaf_dev, i); 547 hns_ppe_common_free_cfg(dsaf_dev, i); 548 } 549 550 return ret; 551 } 552 553 void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data) 554 { 555 struct ppe_common_cb *ppe_common = ppe_cb->ppe_common_cb; 556 u32 *regs = data; 557 u32 i; 558 u32 offset; 559 560 /* ppe common registers */ 561 regs[0] = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG); 562 regs[1] = dsaf_read_dev(ppe_common, PPE_COM_INTEN_REG); 563 regs[2] = dsaf_read_dev(ppe_common, PPE_COM_RINT_REG); 564 regs[3] = dsaf_read_dev(ppe_common, PPE_COM_INTSTS_REG); 565 regs[4] = dsaf_read_dev(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG); 566 567 for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++) { 568 offset = PPE_COM_HIS_RX_PKT_QID_DROP_CNT_REG + 0x4 * i; 569 regs[5 + i] = dsaf_read_dev(ppe_common, offset); 570 offset = PPE_COM_HIS_RX_PKT_QID_OK_CNT_REG + 0x4 * i; 571 regs[5 + i + DSAF_TOTAL_QUEUE_NUM] 572 = dsaf_read_dev(ppe_common, offset); 573 offset = PPE_COM_HIS_TX_PKT_QID_ERR_CNT_REG + 0x4 * i; 574 regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 2] 575 = dsaf_read_dev(ppe_common, offset); 576 offset = PPE_COM_HIS_TX_PKT_QID_OK_CNT_REG + 0x4 * i; 577 regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 3] 578 = dsaf_read_dev(ppe_common, offset); 579 } 580 581 /* mark end of ppe regs */ 582 for (i = 521; i < 524; i++) 583 regs[i] = 0xeeeeeeee; 584 585 /* ppe channel registers */ 586 regs[525] = dsaf_read_dev(ppe_cb, PPE_CFG_TX_FIFO_THRSLD_REG); 587 regs[526] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_THRSLD_REG); 588 regs[527] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_PAUSE_THRSLD_REG); 589 regs[528] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_SW_BP_THRSLD_REG); 590 regs[529] = dsaf_read_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG); 591 regs[530] = dsaf_read_dev(ppe_cb, PPE_CFG_BUS_CTRL_REG); 592 regs[531] = dsaf_read_dev(ppe_cb, PPE_CFG_TNL_TO_BE_RST_REG); 593 regs[532] = dsaf_read_dev(ppe_cb, PPE_CURR_TNL_CAN_RST_REG); 594 595 regs[533] = dsaf_read_dev(ppe_cb, PPE_CFG_XGE_MODE_REG); 596 regs[534] = dsaf_read_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG); 597 regs[535] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_MODE_REG); 598 regs[536] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_VLAN_TAG_REG); 599 regs[537] = dsaf_read_dev(ppe_cb, PPE_CFG_TAG_GEN_REG); 600 regs[538] = dsaf_read_dev(ppe_cb, PPE_CFG_PARSE_TAG_REG); 601 regs[539] = dsaf_read_dev(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG); 602 603 regs[540] = dsaf_read_dev(ppe_cb, PPE_INTEN_REG); 604 regs[541] = dsaf_read_dev(ppe_cb, PPE_RINT_REG); 605 regs[542] = dsaf_read_dev(ppe_cb, PPE_INTSTS_REG); 606 regs[543] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_INT_REG); 607 608 regs[544] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME0_REG); 609 regs[545] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME1_REG); 610 611 /* ppe static */ 612 regs[546] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG); 613 regs[547] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG); 614 regs[548] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG); 615 regs[549] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG); 616 regs[550] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG); 617 regs[551] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG); 618 regs[552] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG); 619 regs[553] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG); 620 regs[554] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG); 621 regs[555] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG); 622 regs[556] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG); 623 regs[557] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG); 624 625 regs[558] = dsaf_read_dev(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG); 626 regs[559] = dsaf_read_dev(ppe_cb, PPE_CFG_AXI_DBG_REG); 627 regs[560] = dsaf_read_dev(ppe_cb, PPE_HIS_PRO_ERR_REG); 628 regs[561] = dsaf_read_dev(ppe_cb, PPE_HIS_TNL_FIFO_ERR_REG); 629 regs[562] = dsaf_read_dev(ppe_cb, PPE_CURR_CFF_DATA_NUM_REG); 630 regs[563] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_ST_REG); 631 regs[564] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_ST_REG); 632 regs[565] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO0_REG); 633 regs[566] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO1_REG); 634 regs[567] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG); 635 regs[568] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO1_REG); 636 regs[569] = dsaf_read_dev(ppe_cb, PPE_ECO0_REG); 637 regs[570] = dsaf_read_dev(ppe_cb, PPE_ECO1_REG); 638 regs[571] = dsaf_read_dev(ppe_cb, PPE_ECO2_REG); 639 640 /* mark end of ppe regs */ 641 for (i = 572; i < 576; i++) 642 regs[i] = 0xeeeeeeee; 643 } 644