1 /* 2 * Copyright (c) 2014-2015 Hisilicon Limited. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 */ 9 10 #include <linux/module.h> 11 #include <linux/kernel.h> 12 #include <linux/init.h> 13 #include <linux/netdevice.h> 14 #include <linux/etherdevice.h> 15 #include <linux/platform_device.h> 16 #include <linux/of.h> 17 #include <linux/of_address.h> 18 #include <linux/of_platform.h> 19 20 #include "hns_dsaf_ppe.h" 21 22 void hns_ppe_set_tso_enable(struct hns_ppe_cb *ppe_cb, u32 value) 23 { 24 dsaf_set_dev_bit(ppe_cb, PPEV2_CFG_TSO_EN_REG, 0, !!value); 25 } 26 27 void hns_ppe_set_rss_key(struct hns_ppe_cb *ppe_cb, 28 const u32 rss_key[HNS_PPEV2_RSS_KEY_NUM]) 29 { 30 u32 key_item; 31 32 for (key_item = 0; key_item < HNS_PPEV2_RSS_KEY_NUM; key_item++) 33 dsaf_write_dev(ppe_cb, PPEV2_RSS_KEY_REG + key_item * 0x4, 34 rss_key[key_item]); 35 } 36 37 void hns_ppe_set_indir_table(struct hns_ppe_cb *ppe_cb, 38 const u32 rss_tab[HNS_PPEV2_RSS_IND_TBL_SIZE]) 39 { 40 int i; 41 int reg_value; 42 43 for (i = 0; i < (HNS_PPEV2_RSS_IND_TBL_SIZE / 4); i++) { 44 reg_value = dsaf_read_dev(ppe_cb, 45 PPEV2_INDRECTION_TBL_REG + i * 0x4); 46 47 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N0_M, 48 PPEV2_CFG_RSS_TBL_4N0_S, 49 rss_tab[i * 4 + 0] & 0x1F); 50 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N1_M, 51 PPEV2_CFG_RSS_TBL_4N1_S, 52 rss_tab[i * 4 + 1] & 0x1F); 53 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N2_M, 54 PPEV2_CFG_RSS_TBL_4N2_S, 55 rss_tab[i * 4 + 2] & 0x1F); 56 dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N3_M, 57 PPEV2_CFG_RSS_TBL_4N3_S, 58 rss_tab[i * 4 + 3] & 0x1F); 59 dsaf_write_dev( 60 ppe_cb, PPEV2_INDRECTION_TBL_REG + i * 0x4, reg_value); 61 } 62 } 63 64 static void __iomem * 65 hns_ppe_common_get_ioaddr(struct ppe_common_cb *ppe_common) 66 { 67 return ppe_common->dsaf_dev->ppe_base + PPE_COMMON_REG_OFFSET; 68 } 69 70 /** 71 * hns_ppe_common_get_cfg - get ppe common config 72 * @dsaf_dev: dasf device 73 * comm_index: common index 74 * retuen 0 - success , negative --fail 75 */ 76 static int hns_ppe_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index) 77 { 78 struct ppe_common_cb *ppe_common; 79 int ppe_num; 80 81 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) 82 ppe_num = HNS_PPE_SERVICE_NW_ENGINE_NUM; 83 else 84 ppe_num = HNS_PPE_DEBUG_NW_ENGINE_NUM; 85 86 ppe_common = devm_kzalloc(dsaf_dev->dev, sizeof(*ppe_common) + 87 ppe_num * sizeof(struct hns_ppe_cb), GFP_KERNEL); 88 if (!ppe_common) 89 return -ENOMEM; 90 91 ppe_common->ppe_num = ppe_num; 92 ppe_common->dsaf_dev = dsaf_dev; 93 ppe_common->comm_index = comm_index; 94 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) 95 ppe_common->ppe_mode = PPE_COMMON_MODE_SERVICE; 96 else 97 ppe_common->ppe_mode = PPE_COMMON_MODE_DEBUG; 98 ppe_common->dev = dsaf_dev->dev; 99 100 ppe_common->io_base = hns_ppe_common_get_ioaddr(ppe_common); 101 102 dsaf_dev->ppe_common[comm_index] = ppe_common; 103 104 return 0; 105 } 106 107 static void 108 hns_ppe_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index) 109 { 110 dsaf_dev->ppe_common[comm_index] = NULL; 111 } 112 113 static void __iomem *hns_ppe_get_iobase(struct ppe_common_cb *ppe_common, 114 int ppe_idx) 115 { 116 return ppe_common->dsaf_dev->ppe_base + ppe_idx * PPE_REG_OFFSET; 117 } 118 119 static void hns_ppe_get_cfg(struct ppe_common_cb *ppe_common) 120 { 121 u32 i; 122 struct hns_ppe_cb *ppe_cb; 123 u32 ppe_num = ppe_common->ppe_num; 124 125 for (i = 0; i < ppe_num; i++) { 126 ppe_cb = &ppe_common->ppe_cb[i]; 127 ppe_cb->dev = ppe_common->dev; 128 ppe_cb->next = NULL; 129 ppe_cb->ppe_common_cb = ppe_common; 130 ppe_cb->index = i; 131 ppe_cb->io_base = hns_ppe_get_iobase(ppe_common, i); 132 ppe_cb->virq = 0; 133 } 134 } 135 136 static void hns_ppe_cnt_clr_ce(struct hns_ppe_cb *ppe_cb) 137 { 138 dsaf_set_dev_bit(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG, 139 PPE_CNT_CLR_CE_B, 1); 140 } 141 142 static void hns_ppe_set_vlan_strip(struct hns_ppe_cb *ppe_cb, int en) 143 { 144 dsaf_write_dev(ppe_cb, PPEV2_VLAN_STRIP_EN_REG, en); 145 } 146 147 /** 148 * hns_ppe_checksum_hw - set ppe checksum caculate 149 * @ppe_device: ppe device 150 * @value: value 151 */ 152 static void hns_ppe_checksum_hw(struct hns_ppe_cb *ppe_cb, u32 value) 153 { 154 dsaf_set_dev_field(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG, 155 0xfffffff, 0, value); 156 } 157 158 static void hns_ppe_set_qid_mode(struct ppe_common_cb *ppe_common, 159 enum ppe_qid_mode qid_mdoe) 160 { 161 dsaf_set_dev_field(ppe_common, PPE_COM_CFG_QID_MODE_REG, 162 PPE_CFG_QID_MODE_CF_QID_MODE_M, 163 PPE_CFG_QID_MODE_CF_QID_MODE_S, qid_mdoe); 164 } 165 166 /** 167 * hns_ppe_set_qid - set ppe qid 168 * @ppe_common: ppe common device 169 * @qid: queue id 170 */ 171 static void hns_ppe_set_qid(struct ppe_common_cb *ppe_common, u32 qid) 172 { 173 u32 qid_mod = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG); 174 175 if (!dsaf_get_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M, 176 PPE_CFG_QID_MODE_DEF_QID_S)) { 177 dsaf_set_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M, 178 PPE_CFG_QID_MODE_DEF_QID_S, qid); 179 dsaf_write_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG, qid_mod); 180 } 181 } 182 183 /** 184 * hns_ppe_set_port_mode - set port mode 185 * @ppe_device: ppe device 186 * @mode: port mode 187 */ 188 static void hns_ppe_set_port_mode(struct hns_ppe_cb *ppe_cb, 189 enum ppe_port_mode mode) 190 { 191 dsaf_write_dev(ppe_cb, PPE_CFG_XGE_MODE_REG, mode); 192 } 193 194 /** 195 * hns_ppe_common_init_hw - init ppe common device 196 * @ppe_common: ppe common device 197 * 198 * Return 0 on success, negative on failure 199 */ 200 static int hns_ppe_common_init_hw(struct ppe_common_cb *ppe_common) 201 { 202 enum ppe_qid_mode qid_mode; 203 struct dsaf_device *dsaf_dev = ppe_common->dsaf_dev; 204 enum dsaf_mode dsaf_mode = dsaf_dev->dsaf_mode; 205 206 dsaf_dev->misc_op->ppe_comm_srst(dsaf_dev, 0); 207 msleep(100); 208 dsaf_dev->misc_op->ppe_comm_srst(dsaf_dev, 1); 209 msleep(100); 210 211 if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) { 212 switch (dsaf_mode) { 213 case DSAF_MODE_ENABLE_FIX: 214 case DSAF_MODE_DISABLE_FIX: 215 qid_mode = PPE_QID_MODE0; 216 hns_ppe_set_qid(ppe_common, 0); 217 break; 218 case DSAF_MODE_ENABLE_0VM: 219 case DSAF_MODE_DISABLE_2PORT_64VM: 220 qid_mode = PPE_QID_MODE3; 221 break; 222 case DSAF_MODE_ENABLE_8VM: 223 case DSAF_MODE_DISABLE_2PORT_16VM: 224 qid_mode = PPE_QID_MODE4; 225 break; 226 case DSAF_MODE_ENABLE_16VM: 227 case DSAF_MODE_DISABLE_6PORT_0VM: 228 qid_mode = PPE_QID_MODE5; 229 break; 230 case DSAF_MODE_ENABLE_32VM: 231 case DSAF_MODE_DISABLE_6PORT_16VM: 232 qid_mode = PPE_QID_MODE2; 233 break; 234 case DSAF_MODE_ENABLE_128VM: 235 case DSAF_MODE_DISABLE_6PORT_4VM: 236 qid_mode = PPE_QID_MODE1; 237 break; 238 case DSAF_MODE_DISABLE_2PORT_8VM: 239 qid_mode = PPE_QID_MODE7; 240 break; 241 case DSAF_MODE_DISABLE_6PORT_2VM: 242 qid_mode = PPE_QID_MODE6; 243 break; 244 default: 245 dev_err(ppe_common->dev, 246 "get ppe queue mode failed! dsaf_mode=%d\n", 247 dsaf_mode); 248 return -EINVAL; 249 } 250 hns_ppe_set_qid_mode(ppe_common, qid_mode); 251 } 252 253 dsaf_set_dev_bit(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG, 254 PPE_COMMON_CNT_CLR_CE_B, 1); 255 256 return 0; 257 } 258 259 /*clr ppe exception irq*/ 260 static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en) 261 { 262 u32 clr_vlue = 0xfffffffful; 263 u32 msk_vlue = en ? 0xfffffffful : 0; /*1 is en, 0 is dis*/ 264 u32 vld_msk = 0; 265 266 /*only care bit 0,1,7*/ 267 dsaf_set_bit(vld_msk, 0, 1); 268 dsaf_set_bit(vld_msk, 1, 1); 269 dsaf_set_bit(vld_msk, 7, 1); 270 271 /*clr sts**/ 272 dsaf_write_dev(ppe_cb, PPE_RINT_REG, clr_vlue); 273 274 /*for some reserved bits, so set 0**/ 275 dsaf_write_dev(ppe_cb, PPE_INTEN_REG, msk_vlue & vld_msk); 276 } 277 278 int hns_ppe_wait_tx_fifo_clean(struct hns_ppe_cb *ppe_cb) 279 { 280 int wait_cnt; 281 u32 val; 282 283 wait_cnt = 0; 284 while (wait_cnt++ < HNS_MAX_WAIT_CNT) { 285 val = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG) & 0x3ffU; 286 if (!val) 287 break; 288 289 usleep_range(100, 200); 290 } 291 292 if (wait_cnt >= HNS_MAX_WAIT_CNT) { 293 dev_err(ppe_cb->dev, "hns ppe tx fifo clean wait timeout, still has %u pkt.\n", 294 val); 295 return -EBUSY; 296 } 297 298 return 0; 299 } 300 301 /** 302 * ppe_init_hw - init ppe 303 * @ppe_cb: ppe device 304 */ 305 static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb) 306 { 307 struct ppe_common_cb *ppe_common_cb = ppe_cb->ppe_common_cb; 308 u32 port = ppe_cb->index; 309 struct dsaf_device *dsaf_dev = ppe_common_cb->dsaf_dev; 310 int i; 311 312 /* get default RSS key */ 313 netdev_rss_key_fill(ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); 314 315 dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0); 316 mdelay(10); 317 dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 1); 318 319 /* clr and msk except irq*/ 320 hns_ppe_exc_irq_en(ppe_cb, 0); 321 322 if (ppe_common_cb->ppe_mode == PPE_COMMON_MODE_DEBUG) { 323 hns_ppe_set_port_mode(ppe_cb, PPE_MODE_GE); 324 dsaf_write_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG, 0); 325 } else { 326 hns_ppe_set_port_mode(ppe_cb, PPE_MODE_XGE); 327 } 328 329 hns_ppe_checksum_hw(ppe_cb, 0xffffffff); 330 hns_ppe_cnt_clr_ce(ppe_cb); 331 332 if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) { 333 hns_ppe_set_vlan_strip(ppe_cb, 0); 334 335 dsaf_write_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG, 336 HNS_PPEV2_MAX_FRAME_LEN); 337 338 /* set default RSS key in h/w */ 339 hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key); 340 341 /* Set default indrection table in h/w */ 342 for (i = 0; i < HNS_PPEV2_RSS_IND_TBL_SIZE; i++) 343 ppe_cb->rss_indir_table[i] = i; 344 hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); 345 } 346 } 347 348 /** 349 * ppe_uninit_hw - uninit ppe 350 * @ppe_device: ppe device 351 */ 352 static void hns_ppe_uninit_hw(struct hns_ppe_cb *ppe_cb) 353 { 354 u32 port; 355 356 if (ppe_cb->ppe_common_cb) { 357 struct dsaf_device *dsaf_dev = ppe_cb->ppe_common_cb->dsaf_dev; 358 359 port = ppe_cb->index; 360 dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0); 361 } 362 } 363 364 static void hns_ppe_uninit_ex(struct ppe_common_cb *ppe_common) 365 { 366 u32 i; 367 368 for (i = 0; i < ppe_common->ppe_num; i++) { 369 if (ppe_common->dsaf_dev->mac_cb[i]) 370 hns_ppe_uninit_hw(&ppe_common->ppe_cb[i]); 371 memset(&ppe_common->ppe_cb[i], 0, sizeof(struct hns_ppe_cb)); 372 } 373 } 374 375 void hns_ppe_uninit(struct dsaf_device *dsaf_dev) 376 { 377 u32 i; 378 379 for (i = 0; i < HNS_PPE_COM_NUM; i++) { 380 if (dsaf_dev->ppe_common[i]) 381 hns_ppe_uninit_ex(dsaf_dev->ppe_common[i]); 382 hns_rcb_common_free_cfg(dsaf_dev, i); 383 hns_ppe_common_free_cfg(dsaf_dev, i); 384 } 385 } 386 387 /** 388 * hns_ppe_reset - reinit ppe/rcb hw 389 * @dsaf_dev: dasf device 390 * retuen void 391 */ 392 void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index) 393 { 394 u32 i; 395 int ret; 396 struct ppe_common_cb *ppe_common; 397 398 ppe_common = dsaf_dev->ppe_common[ppe_common_index]; 399 ret = hns_ppe_common_init_hw(ppe_common); 400 if (ret) 401 return; 402 403 for (i = 0; i < ppe_common->ppe_num; i++) { 404 /* We only need to initiate ppe when the port exists */ 405 if (dsaf_dev->mac_cb[i]) 406 hns_ppe_init_hw(&ppe_common->ppe_cb[i]); 407 } 408 409 ret = hns_rcb_common_init_hw(dsaf_dev->rcb_common[ppe_common_index]); 410 if (ret) 411 return; 412 413 hns_rcb_common_init_commit_hw(dsaf_dev->rcb_common[ppe_common_index]); 414 } 415 416 void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb) 417 { 418 struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats; 419 420 hw_stats->rx_pkts_from_sw 421 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG); 422 hw_stats->rx_pkts 423 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG); 424 hw_stats->rx_drop_no_bd 425 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG); 426 hw_stats->rx_alloc_buf_fail 427 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG); 428 hw_stats->rx_alloc_buf_wait 429 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG); 430 hw_stats->rx_drop_no_buf 431 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG); 432 hw_stats->rx_err_fifo_full 433 += dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG); 434 435 hw_stats->tx_bd_form_rcb 436 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG); 437 hw_stats->tx_pkts_from_rcb 438 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG); 439 hw_stats->tx_pkts 440 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG); 441 hw_stats->tx_err_fifo_empty 442 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG); 443 hw_stats->tx_err_checksum 444 += dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG); 445 } 446 447 int hns_ppe_get_sset_count(int stringset) 448 { 449 if (stringset == ETH_SS_STATS) 450 return ETH_PPE_STATIC_NUM; 451 return 0; 452 } 453 454 int hns_ppe_get_regs_count(void) 455 { 456 return ETH_PPE_DUMP_NUM; 457 } 458 459 /** 460 * ppe_get_strings - get ppe srting 461 * @ppe_device: ppe device 462 * @stringset: string set type 463 * @data: output string 464 */ 465 void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 *data) 466 { 467 char *buff = (char *)data; 468 int index = ppe_cb->index; 469 470 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_sw_pkt", index); 471 buff = buff + ETH_GSTRING_LEN; 472 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_ok", index); 473 buff = buff + ETH_GSTRING_LEN; 474 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_drop_pkt_no_bd", index); 475 buff = buff + ETH_GSTRING_LEN; 476 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_fail", index); 477 buff = buff + ETH_GSTRING_LEN; 478 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_alloc_buf_wait", index); 479 buff = buff + ETH_GSTRING_LEN; 480 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_drop_no_buf", index); 481 buff = buff + ETH_GSTRING_LEN; 482 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_rx_pkt_err_fifo_full", index); 483 buff = buff + ETH_GSTRING_LEN; 484 485 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_bd", index); 486 buff = buff + ETH_GSTRING_LEN; 487 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt", index); 488 buff = buff + ETH_GSTRING_LEN; 489 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_ok", index); 490 buff = buff + ETH_GSTRING_LEN; 491 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_fifo_empty", index); 492 buff = buff + ETH_GSTRING_LEN; 493 snprintf(buff, ETH_GSTRING_LEN, "ppe%d_tx_pkt_err_csum_fail", index); 494 } 495 496 void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data) 497 { 498 u64 *regs_buff = data; 499 struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats; 500 501 regs_buff[0] = hw_stats->rx_pkts_from_sw; 502 regs_buff[1] = hw_stats->rx_pkts; 503 regs_buff[2] = hw_stats->rx_drop_no_bd; 504 regs_buff[3] = hw_stats->rx_alloc_buf_fail; 505 regs_buff[4] = hw_stats->rx_alloc_buf_wait; 506 regs_buff[5] = hw_stats->rx_drop_no_buf; 507 regs_buff[6] = hw_stats->rx_err_fifo_full; 508 509 regs_buff[7] = hw_stats->tx_bd_form_rcb; 510 regs_buff[8] = hw_stats->tx_pkts_from_rcb; 511 regs_buff[9] = hw_stats->tx_pkts; 512 regs_buff[10] = hw_stats->tx_err_fifo_empty; 513 regs_buff[11] = hw_stats->tx_err_checksum; 514 } 515 516 /** 517 * hns_ppe_init - init ppe device 518 * @dsaf_dev: dasf device 519 * retuen 0 - success , negative --fail 520 */ 521 int hns_ppe_init(struct dsaf_device *dsaf_dev) 522 { 523 int ret; 524 int i; 525 526 for (i = 0; i < HNS_PPE_COM_NUM; i++) { 527 ret = hns_ppe_common_get_cfg(dsaf_dev, i); 528 if (ret) 529 goto get_cfg_fail; 530 531 ret = hns_rcb_common_get_cfg(dsaf_dev, i); 532 if (ret) 533 goto get_cfg_fail; 534 535 hns_ppe_get_cfg(dsaf_dev->ppe_common[i]); 536 537 ret = hns_rcb_get_cfg(dsaf_dev->rcb_common[i]); 538 if (ret) 539 goto get_cfg_fail; 540 } 541 542 for (i = 0; i < HNS_PPE_COM_NUM; i++) 543 hns_ppe_reset_common(dsaf_dev, i); 544 545 return 0; 546 547 get_cfg_fail: 548 for (i = 0; i < HNS_PPE_COM_NUM; i++) { 549 hns_rcb_common_free_cfg(dsaf_dev, i); 550 hns_ppe_common_free_cfg(dsaf_dev, i); 551 } 552 553 return ret; 554 } 555 556 void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data) 557 { 558 struct ppe_common_cb *ppe_common = ppe_cb->ppe_common_cb; 559 u32 *regs = data; 560 u32 i; 561 u32 offset; 562 563 /* ppe common registers */ 564 regs[0] = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG); 565 regs[1] = dsaf_read_dev(ppe_common, PPE_COM_INTEN_REG); 566 regs[2] = dsaf_read_dev(ppe_common, PPE_COM_RINT_REG); 567 regs[3] = dsaf_read_dev(ppe_common, PPE_COM_INTSTS_REG); 568 regs[4] = dsaf_read_dev(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG); 569 570 for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++) { 571 offset = PPE_COM_HIS_RX_PKT_QID_DROP_CNT_REG + 0x4 * i; 572 regs[5 + i] = dsaf_read_dev(ppe_common, offset); 573 offset = PPE_COM_HIS_RX_PKT_QID_OK_CNT_REG + 0x4 * i; 574 regs[5 + i + DSAF_TOTAL_QUEUE_NUM] 575 = dsaf_read_dev(ppe_common, offset); 576 offset = PPE_COM_HIS_TX_PKT_QID_ERR_CNT_REG + 0x4 * i; 577 regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 2] 578 = dsaf_read_dev(ppe_common, offset); 579 offset = PPE_COM_HIS_TX_PKT_QID_OK_CNT_REG + 0x4 * i; 580 regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 3] 581 = dsaf_read_dev(ppe_common, offset); 582 } 583 584 /* mark end of ppe regs */ 585 for (i = 521; i < 524; i++) 586 regs[i] = 0xeeeeeeee; 587 588 /* ppe channel registers */ 589 regs[525] = dsaf_read_dev(ppe_cb, PPE_CFG_TX_FIFO_THRSLD_REG); 590 regs[526] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_THRSLD_REG); 591 regs[527] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_PAUSE_THRSLD_REG); 592 regs[528] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_SW_BP_THRSLD_REG); 593 regs[529] = dsaf_read_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG); 594 regs[530] = dsaf_read_dev(ppe_cb, PPE_CFG_BUS_CTRL_REG); 595 regs[531] = dsaf_read_dev(ppe_cb, PPE_CFG_TNL_TO_BE_RST_REG); 596 regs[532] = dsaf_read_dev(ppe_cb, PPE_CURR_TNL_CAN_RST_REG); 597 598 regs[533] = dsaf_read_dev(ppe_cb, PPE_CFG_XGE_MODE_REG); 599 regs[534] = dsaf_read_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG); 600 regs[535] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_MODE_REG); 601 regs[536] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_VLAN_TAG_REG); 602 regs[537] = dsaf_read_dev(ppe_cb, PPE_CFG_TAG_GEN_REG); 603 regs[538] = dsaf_read_dev(ppe_cb, PPE_CFG_PARSE_TAG_REG); 604 regs[539] = dsaf_read_dev(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG); 605 606 regs[540] = dsaf_read_dev(ppe_cb, PPE_INTEN_REG); 607 regs[541] = dsaf_read_dev(ppe_cb, PPE_RINT_REG); 608 regs[542] = dsaf_read_dev(ppe_cb, PPE_INTSTS_REG); 609 regs[543] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_INT_REG); 610 611 regs[544] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME0_REG); 612 regs[545] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME1_REG); 613 614 /* ppe static */ 615 regs[546] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG); 616 regs[547] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG); 617 regs[548] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG); 618 regs[549] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG); 619 regs[550] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG); 620 regs[551] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG); 621 regs[552] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG); 622 regs[553] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG); 623 regs[554] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG); 624 regs[555] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG); 625 regs[556] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG); 626 regs[557] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG); 627 628 regs[558] = dsaf_read_dev(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG); 629 regs[559] = dsaf_read_dev(ppe_cb, PPE_CFG_AXI_DBG_REG); 630 regs[560] = dsaf_read_dev(ppe_cb, PPE_HIS_PRO_ERR_REG); 631 regs[561] = dsaf_read_dev(ppe_cb, PPE_HIS_TNL_FIFO_ERR_REG); 632 regs[562] = dsaf_read_dev(ppe_cb, PPE_CURR_CFF_DATA_NUM_REG); 633 regs[563] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_ST_REG); 634 regs[564] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_ST_REG); 635 regs[565] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO0_REG); 636 regs[566] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO1_REG); 637 regs[567] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG); 638 regs[568] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO1_REG); 639 regs[569] = dsaf_read_dev(ppe_cb, PPE_ECO0_REG); 640 regs[570] = dsaf_read_dev(ppe_cb, PPE_ECO1_REG); 641 regs[571] = dsaf_read_dev(ppe_cb, PPE_ECO2_REG); 642 643 /* mark end of ppe regs */ 644 for (i = 572; i < 576; i++) 645 regs[i] = 0xeeeeeeee; 646 } 647