1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 // Copyright (c) 2016-2017 Hisilicon Limited. 3 4 #ifndef __HNS3_ENET_H 5 #define __HNS3_ENET_H 6 7 #include <linux/if_vlan.h> 8 9 #include "hnae3.h" 10 11 enum hns3_nic_state { 12 HNS3_NIC_STATE_TESTING, 13 HNS3_NIC_STATE_RESETTING, 14 HNS3_NIC_STATE_INITED, 15 HNS3_NIC_STATE_DOWN, 16 HNS3_NIC_STATE_DISABLED, 17 HNS3_NIC_STATE_REMOVING, 18 HNS3_NIC_STATE_SERVICE_INITED, 19 HNS3_NIC_STATE_SERVICE_SCHED, 20 HNS3_NIC_STATE2_RESET_REQUESTED, 21 HNS3_NIC_STATE_MAX 22 }; 23 24 #define HNS3_RING_RX_RING_BASEADDR_L_REG 0x00000 25 #define HNS3_RING_RX_RING_BASEADDR_H_REG 0x00004 26 #define HNS3_RING_RX_RING_BD_NUM_REG 0x00008 27 #define HNS3_RING_RX_RING_BD_LEN_REG 0x0000C 28 #define HNS3_RING_RX_RING_TAIL_REG 0x00018 29 #define HNS3_RING_RX_RING_HEAD_REG 0x0001C 30 #define HNS3_RING_RX_RING_FBDNUM_REG 0x00020 31 #define HNS3_RING_RX_RING_PKTNUM_RECORD_REG 0x0002C 32 33 #define HNS3_RING_TX_RING_BASEADDR_L_REG 0x00040 34 #define HNS3_RING_TX_RING_BASEADDR_H_REG 0x00044 35 #define HNS3_RING_TX_RING_BD_NUM_REG 0x00048 36 #define HNS3_RING_TX_RING_TC_REG 0x00050 37 #define HNS3_RING_TX_RING_TAIL_REG 0x00058 38 #define HNS3_RING_TX_RING_HEAD_REG 0x0005C 39 #define HNS3_RING_TX_RING_FBDNUM_REG 0x00060 40 #define HNS3_RING_TX_RING_OFFSET_REG 0x00064 41 #define HNS3_RING_TX_RING_EBDNUM_REG 0x00068 42 #define HNS3_RING_TX_RING_PKTNUM_RECORD_REG 0x0006C 43 #define HNS3_RING_TX_RING_EBD_OFFSET_REG 0x00070 44 #define HNS3_RING_TX_RING_BD_ERR_REG 0x00074 45 #define HNS3_RING_PREFETCH_EN_REG 0x0007C 46 #define HNS3_RING_CFG_VF_NUM_REG 0x00080 47 #define HNS3_RING_ASID_REG 0x0008C 48 #define HNS3_RING_EN_REG 0x00090 49 50 #define HNS3_TX_REG_OFFSET 0x40 51 52 #define HNS3_RX_HEAD_SIZE 256 53 54 #define HNS3_TX_TIMEOUT (5 * HZ) 55 #define HNS3_RING_NAME_LEN 16 56 #define HNS3_BUFFER_SIZE_2048 2048 57 #define HNS3_RING_MAX_PENDING 32760 58 #define HNS3_RING_MIN_PENDING 72 59 #define HNS3_RING_BD_MULTIPLE 8 60 /* max frame size of mac */ 61 #define HNS3_MAC_MAX_FRAME 9728 62 #define HNS3_MAX_MTU \ 63 (HNS3_MAC_MAX_FRAME - (ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN)) 64 65 #define HNS3_BD_SIZE_512_TYPE 0 66 #define HNS3_BD_SIZE_1024_TYPE 1 67 #define HNS3_BD_SIZE_2048_TYPE 2 68 #define HNS3_BD_SIZE_4096_TYPE 3 69 70 #define HNS3_RX_FLAG_VLAN_PRESENT 0x1 71 #define HNS3_RX_FLAG_L3ID_IPV4 0x0 72 #define HNS3_RX_FLAG_L3ID_IPV6 0x1 73 #define HNS3_RX_FLAG_L4ID_UDP 0x0 74 #define HNS3_RX_FLAG_L4ID_TCP 0x1 75 76 #define HNS3_RXD_DMAC_S 0 77 #define HNS3_RXD_DMAC_M (0x3 << HNS3_RXD_DMAC_S) 78 #define HNS3_RXD_VLAN_S 2 79 #define HNS3_RXD_VLAN_M (0x3 << HNS3_RXD_VLAN_S) 80 #define HNS3_RXD_L3ID_S 4 81 #define HNS3_RXD_L3ID_M (0xf << HNS3_RXD_L3ID_S) 82 #define HNS3_RXD_L4ID_S 8 83 #define HNS3_RXD_L4ID_M (0xf << HNS3_RXD_L4ID_S) 84 #define HNS3_RXD_FRAG_B 12 85 #define HNS3_RXD_STRP_TAGP_S 13 86 #define HNS3_RXD_STRP_TAGP_M (0x3 << HNS3_RXD_STRP_TAGP_S) 87 88 #define HNS3_RXD_L2E_B 16 89 #define HNS3_RXD_L3E_B 17 90 #define HNS3_RXD_L4E_B 18 91 #define HNS3_RXD_TRUNCAT_B 19 92 #define HNS3_RXD_HOI_B 20 93 #define HNS3_RXD_DOI_B 21 94 #define HNS3_RXD_OL3E_B 22 95 #define HNS3_RXD_OL4E_B 23 96 #define HNS3_RXD_GRO_COUNT_S 24 97 #define HNS3_RXD_GRO_COUNT_M (0x3f << HNS3_RXD_GRO_COUNT_S) 98 #define HNS3_RXD_GRO_FIXID_B 30 99 #define HNS3_RXD_GRO_ECN_B 31 100 101 #define HNS3_RXD_ODMAC_S 0 102 #define HNS3_RXD_ODMAC_M (0x3 << HNS3_RXD_ODMAC_S) 103 #define HNS3_RXD_OVLAN_S 2 104 #define HNS3_RXD_OVLAN_M (0x3 << HNS3_RXD_OVLAN_S) 105 #define HNS3_RXD_OL3ID_S 4 106 #define HNS3_RXD_OL3ID_M (0xf << HNS3_RXD_OL3ID_S) 107 #define HNS3_RXD_OL4ID_S 8 108 #define HNS3_RXD_OL4ID_M (0xf << HNS3_RXD_OL4ID_S) 109 #define HNS3_RXD_FBHI_S 12 110 #define HNS3_RXD_FBHI_M (0x3 << HNS3_RXD_FBHI_S) 111 #define HNS3_RXD_FBLI_S 14 112 #define HNS3_RXD_FBLI_M (0x3 << HNS3_RXD_FBLI_S) 113 114 #define HNS3_RXD_BDTYPE_S 0 115 #define HNS3_RXD_BDTYPE_M (0xf << HNS3_RXD_BDTYPE_S) 116 #define HNS3_RXD_VLD_B 4 117 #define HNS3_RXD_UDP0_B 5 118 #define HNS3_RXD_EXTEND_B 7 119 #define HNS3_RXD_FE_B 8 120 #define HNS3_RXD_LUM_B 9 121 #define HNS3_RXD_CRCP_B 10 122 #define HNS3_RXD_L3L4P_B 11 123 #define HNS3_RXD_TSIND_S 12 124 #define HNS3_RXD_TSIND_M (0x7 << HNS3_RXD_TSIND_S) 125 #define HNS3_RXD_LKBK_B 15 126 #define HNS3_RXD_GRO_SIZE_S 16 127 #define HNS3_RXD_GRO_SIZE_M (0x3fff << HNS3_RXD_GRO_SIZE_S) 128 129 #define HNS3_TXD_L3T_S 0 130 #define HNS3_TXD_L3T_M (0x3 << HNS3_TXD_L3T_S) 131 #define HNS3_TXD_L4T_S 2 132 #define HNS3_TXD_L4T_M (0x3 << HNS3_TXD_L4T_S) 133 #define HNS3_TXD_L3CS_B 4 134 #define HNS3_TXD_L4CS_B 5 135 #define HNS3_TXD_VLAN_B 6 136 #define HNS3_TXD_TSO_B 7 137 138 #define HNS3_TXD_L2LEN_S 8 139 #define HNS3_TXD_L2LEN_M (0xff << HNS3_TXD_L2LEN_S) 140 #define HNS3_TXD_L3LEN_S 16 141 #define HNS3_TXD_L3LEN_M (0xff << HNS3_TXD_L3LEN_S) 142 #define HNS3_TXD_L4LEN_S 24 143 #define HNS3_TXD_L4LEN_M (0xff << HNS3_TXD_L4LEN_S) 144 145 #define HNS3_TXD_OL3T_S 0 146 #define HNS3_TXD_OL3T_M (0x3 << HNS3_TXD_OL3T_S) 147 #define HNS3_TXD_OVLAN_B 2 148 #define HNS3_TXD_MACSEC_B 3 149 #define HNS3_TXD_TUNTYPE_S 4 150 #define HNS3_TXD_TUNTYPE_M (0xf << HNS3_TXD_TUNTYPE_S) 151 152 #define HNS3_TXD_BDTYPE_S 0 153 #define HNS3_TXD_BDTYPE_M (0xf << HNS3_TXD_BDTYPE_S) 154 #define HNS3_TXD_FE_B 4 155 #define HNS3_TXD_SC_S 5 156 #define HNS3_TXD_SC_M (0x3 << HNS3_TXD_SC_S) 157 #define HNS3_TXD_EXTEND_B 7 158 #define HNS3_TXD_VLD_B 8 159 #define HNS3_TXD_RI_B 9 160 #define HNS3_TXD_RA_B 10 161 #define HNS3_TXD_TSYN_B 11 162 #define HNS3_TXD_DECTTL_S 12 163 #define HNS3_TXD_DECTTL_M (0xf << HNS3_TXD_DECTTL_S) 164 165 #define HNS3_TXD_MSS_S 0 166 #define HNS3_TXD_MSS_M (0x3fff << HNS3_TXD_MSS_S) 167 168 #define HNS3_VECTOR_TX_IRQ BIT_ULL(0) 169 #define HNS3_VECTOR_RX_IRQ BIT_ULL(1) 170 171 #define HNS3_VECTOR_NOT_INITED 0 172 #define HNS3_VECTOR_INITED 1 173 174 #define HNS3_MAX_BD_SIZE 65535 175 #define HNS3_MAX_NON_TSO_BD_NUM 8U 176 #define HNS3_MAX_TSO_BD_NUM 63U 177 #define HNS3_MAX_TSO_SIZE \ 178 (HNS3_MAX_BD_SIZE * HNS3_MAX_TSO_BD_NUM) 179 180 #define HNS3_MAX_NON_TSO_SIZE \ 181 (HNS3_MAX_BD_SIZE * HNS3_MAX_NON_TSO_BD_NUM) 182 183 #define HNS3_VECTOR_GL0_OFFSET 0x100 184 #define HNS3_VECTOR_GL1_OFFSET 0x200 185 #define HNS3_VECTOR_GL2_OFFSET 0x300 186 #define HNS3_VECTOR_RL_OFFSET 0x900 187 #define HNS3_VECTOR_RL_EN_B 6 188 189 #define HNS3_RING_EN_B 0 190 191 enum hns3_pkt_l2t_type { 192 HNS3_L2_TYPE_UNICAST, 193 HNS3_L2_TYPE_MULTICAST, 194 HNS3_L2_TYPE_BROADCAST, 195 HNS3_L2_TYPE_INVALID, 196 }; 197 198 enum hns3_pkt_l3t_type { 199 HNS3_L3T_NONE, 200 HNS3_L3T_IPV6, 201 HNS3_L3T_IPV4, 202 HNS3_L3T_RESERVED 203 }; 204 205 enum hns3_pkt_l4t_type { 206 HNS3_L4T_UNKNOWN, 207 HNS3_L4T_TCP, 208 HNS3_L4T_UDP, 209 HNS3_L4T_SCTP 210 }; 211 212 enum hns3_pkt_ol3t_type { 213 HNS3_OL3T_NONE, 214 HNS3_OL3T_IPV6, 215 HNS3_OL3T_IPV4_NO_CSUM, 216 HNS3_OL3T_IPV4_CSUM 217 }; 218 219 enum hns3_pkt_tun_type { 220 HNS3_TUN_NONE, 221 HNS3_TUN_MAC_IN_UDP, 222 HNS3_TUN_NVGRE, 223 HNS3_TUN_OTHER 224 }; 225 226 /* hardware spec ring buffer format */ 227 struct __packed hns3_desc { 228 __le64 addr; 229 union { 230 struct { 231 __le16 vlan_tag; 232 __le16 send_size; 233 union { 234 __le32 type_cs_vlan_tso_len; 235 struct { 236 __u8 type_cs_vlan_tso; 237 __u8 l2_len; 238 __u8 l3_len; 239 __u8 l4_len; 240 }; 241 }; 242 __le16 outer_vlan_tag; 243 __le16 tv; 244 245 union { 246 __le32 ol_type_vlan_len_msec; 247 struct { 248 __u8 ol_type_vlan_msec; 249 __u8 ol2_len; 250 __u8 ol3_len; 251 __u8 ol4_len; 252 }; 253 }; 254 255 __le32 paylen; 256 __le16 bdtp_fe_sc_vld_ra_ri; 257 __le16 mss; 258 } tx; 259 260 struct { 261 __le32 l234_info; 262 __le16 pkt_len; 263 __le16 size; 264 265 __le32 rss_hash; 266 __le16 fd_id; 267 __le16 vlan_tag; 268 269 union { 270 __le32 ol_info; 271 struct { 272 __le16 o_dm_vlan_id_fb; 273 __le16 ot_vlan_tag; 274 }; 275 }; 276 277 __le32 bd_base_info; 278 } rx; 279 }; 280 }; 281 282 struct hns3_desc_cb { 283 dma_addr_t dma; /* dma address of this desc */ 284 void *buf; /* cpu addr for a desc */ 285 286 /* priv data for the desc, e.g. skb when use with ip stack */ 287 void *priv; 288 u32 page_offset; 289 u32 length; /* length of the buffer */ 290 291 u16 reuse_flag; 292 293 /* desc type, used by the ring user to mark the type of the priv data */ 294 u16 type; 295 }; 296 297 enum hns3_pkt_l3type { 298 HNS3_L3_TYPE_IPV4, 299 HNS3_L3_TYPE_IPV6, 300 HNS3_L3_TYPE_ARP, 301 HNS3_L3_TYPE_RARP, 302 HNS3_L3_TYPE_IPV4_OPT, 303 HNS3_L3_TYPE_IPV6_EXT, 304 HNS3_L3_TYPE_LLDP, 305 HNS3_L3_TYPE_BPDU, 306 HNS3_L3_TYPE_MAC_PAUSE, 307 HNS3_L3_TYPE_PFC_PAUSE,/* 0x9*/ 308 309 /* reserved for 0xA~0xB */ 310 311 HNS3_L3_TYPE_CNM = 0xc, 312 313 /* reserved for 0xD~0xE */ 314 315 HNS3_L3_TYPE_PARSE_FAIL = 0xf /* must be last */ 316 }; 317 318 enum hns3_pkt_l4type { 319 HNS3_L4_TYPE_UDP, 320 HNS3_L4_TYPE_TCP, 321 HNS3_L4_TYPE_GRE, 322 HNS3_L4_TYPE_SCTP, 323 HNS3_L4_TYPE_IGMP, 324 HNS3_L4_TYPE_ICMP, 325 326 /* reserved for 0x6~0xE */ 327 328 HNS3_L4_TYPE_PARSE_FAIL = 0xf /* must be last */ 329 }; 330 331 enum hns3_pkt_ol3type { 332 HNS3_OL3_TYPE_IPV4 = 0, 333 HNS3_OL3_TYPE_IPV6, 334 /* reserved for 0x2~0x3 */ 335 HNS3_OL3_TYPE_IPV4_OPT = 4, 336 HNS3_OL3_TYPE_IPV6_EXT, 337 338 /* reserved for 0x6~0xE */ 339 340 HNS3_OL3_TYPE_PARSE_FAIL = 0xf /* must be last */ 341 }; 342 343 enum hns3_pkt_ol4type { 344 HNS3_OL4_TYPE_NO_TUN, 345 HNS3_OL4_TYPE_MAC_IN_UDP, 346 HNS3_OL4_TYPE_NVGRE, 347 HNS3_OL4_TYPE_UNKNOWN 348 }; 349 350 struct ring_stats { 351 u64 io_err_cnt; 352 u64 sw_err_cnt; 353 u64 seg_pkt_cnt; 354 union { 355 struct { 356 u64 tx_pkts; 357 u64 tx_bytes; 358 u64 tx_err_cnt; 359 u64 restart_queue; 360 u64 tx_busy; 361 u64 tx_copy; 362 u64 tx_vlan_err; 363 u64 tx_l4_proto_err; 364 u64 tx_l2l3l4_err; 365 u64 tx_tso_err; 366 }; 367 struct { 368 u64 rx_pkts; 369 u64 rx_bytes; 370 u64 rx_err_cnt; 371 u64 reuse_pg_cnt; 372 u64 err_pkt_len; 373 u64 err_bd_num; 374 u64 l2_err; 375 u64 l3l4_csum_err; 376 u64 rx_multicast; 377 u64 non_reuse_pg; 378 }; 379 }; 380 }; 381 382 struct hns3_enet_ring { 383 u8 __iomem *io_base; /* base io address for the ring */ 384 struct hns3_desc *desc; /* dma map address space */ 385 struct hns3_desc_cb *desc_cb; 386 struct hns3_enet_ring *next; 387 struct hns3_enet_tqp_vector *tqp_vector; 388 struct hnae3_queue *tqp; 389 int queue_index; 390 struct device *dev; /* will be used for DMA mapping of descriptors */ 391 392 /* statistic */ 393 struct ring_stats stats; 394 struct u64_stats_sync syncp; 395 396 dma_addr_t desc_dma_addr; 397 u32 buf_size; /* size for hnae_desc->addr, preset by AE */ 398 u16 desc_num; /* total number of desc */ 399 int next_to_use; /* idx of next spare desc */ 400 401 /* idx of lastest sent desc, the ring is empty when equal to 402 * next_to_use 403 */ 404 int next_to_clean; 405 406 u32 pull_len; /* head length for current packet */ 407 u32 frag_num; 408 unsigned char *va; /* first buffer address for current packet */ 409 410 u32 flag; /* ring attribute */ 411 412 int pending_buf; 413 struct sk_buff *skb; 414 struct sk_buff *tail_skb; 415 } ____cacheline_internodealigned_in_smp; 416 417 enum hns3_flow_level_range { 418 HNS3_FLOW_LOW = 0, 419 HNS3_FLOW_MID = 1, 420 HNS3_FLOW_HIGH = 2, 421 HNS3_FLOW_ULTRA = 3, 422 }; 423 424 #define HNS3_INT_GL_MAX 0x1FE0 425 #define HNS3_INT_GL_50K 0x0014 426 #define HNS3_INT_GL_20K 0x0032 427 #define HNS3_INT_GL_18K 0x0036 428 #define HNS3_INT_GL_8K 0x007C 429 430 #define HNS3_INT_RL_MAX 0x00EC 431 #define HNS3_INT_RL_ENABLE_MASK 0x40 432 433 struct hns3_enet_coalesce { 434 u16 int_gl; 435 u8 gl_adapt_enable; 436 enum hns3_flow_level_range flow_level; 437 }; 438 439 struct hns3_enet_ring_group { 440 /* array of pointers to rings */ 441 struct hns3_enet_ring *ring; 442 u64 total_bytes; /* total bytes processed this group */ 443 u64 total_packets; /* total packets processed this group */ 444 u16 count; 445 struct hns3_enet_coalesce coal; 446 }; 447 448 struct hns3_enet_tqp_vector { 449 struct hnae3_handle *handle; 450 u8 __iomem *mask_addr; 451 int vector_irq; 452 int irq_init_flag; 453 454 u16 idx; /* index in the TQP vector array per handle. */ 455 456 struct napi_struct napi; 457 458 struct hns3_enet_ring_group rx_group; 459 struct hns3_enet_ring_group tx_group; 460 461 cpumask_t affinity_mask; 462 u16 num_tqps; /* total number of tqps in TQP vector */ 463 struct irq_affinity_notify affinity_notify; 464 465 char name[HNAE3_INT_NAME_LEN]; 466 467 unsigned long last_jiffies; 468 } ____cacheline_internodealigned_in_smp; 469 470 struct hns3_nic_priv { 471 struct hnae3_handle *ae_handle; 472 struct net_device *netdev; 473 struct device *dev; 474 475 /** 476 * the cb for nic to manage the ring buffer, the first half of the 477 * array is for tx_ring and vice versa for the second half 478 */ 479 struct hns3_enet_ring *ring; 480 struct hns3_enet_tqp_vector *tqp_vector; 481 u16 vector_num; 482 483 u64 tx_timeout_count; 484 485 unsigned long state; 486 487 struct hns3_enet_coalesce tx_coal; 488 struct hns3_enet_coalesce rx_coal; 489 }; 490 491 union l3_hdr_info { 492 struct iphdr *v4; 493 struct ipv6hdr *v6; 494 unsigned char *hdr; 495 }; 496 497 union l4_hdr_info { 498 struct tcphdr *tcp; 499 struct udphdr *udp; 500 struct gre_base_hdr *gre; 501 unsigned char *hdr; 502 }; 503 504 struct hns3_hw_error_info { 505 enum hnae3_hw_error_type type; 506 const char *msg; 507 }; 508 509 static inline int ring_space(struct hns3_enet_ring *ring) 510 { 511 /* This smp_load_acquire() pairs with smp_store_release() in 512 * hns3_nic_reclaim_one_desc called by hns3_clean_tx_ring. 513 */ 514 int begin = smp_load_acquire(&ring->next_to_clean); 515 int end = READ_ONCE(ring->next_to_use); 516 517 return ((end >= begin) ? (ring->desc_num - end + begin) : 518 (begin - end)) - 1; 519 } 520 521 static inline int is_ring_empty(struct hns3_enet_ring *ring) 522 { 523 return ring->next_to_use == ring->next_to_clean; 524 } 525 526 static inline u32 hns3_read_reg(void __iomem *base, u32 reg) 527 { 528 return readl(base + reg); 529 } 530 531 static inline void hns3_write_reg(void __iomem *base, u32 reg, u32 value) 532 { 533 u8 __iomem *reg_addr = READ_ONCE(base); 534 535 writel(value, reg_addr + reg); 536 } 537 538 #define hns3_read_dev(a, reg) \ 539 hns3_read_reg((a)->io_base, (reg)) 540 541 static inline bool hns3_nic_resetting(struct net_device *netdev) 542 { 543 struct hns3_nic_priv *priv = netdev_priv(netdev); 544 545 return test_bit(HNS3_NIC_STATE_RESETTING, &priv->state); 546 } 547 548 #define hns3_write_dev(a, reg, value) \ 549 hns3_write_reg((a)->io_base, (reg), (value)) 550 551 #define hnae3_queue_xmit(tqp, buf_num) writel_relaxed(buf_num, \ 552 (tqp)->io_base + HNS3_RING_TX_RING_TAIL_REG) 553 554 #define ring_to_dev(ring) ((ring)->dev) 555 556 #define ring_to_netdev(ring) ((ring)->tqp_vector->napi.dev) 557 558 #define ring_to_dma_dir(ring) (HNAE3_IS_TX_RING(ring) ? \ 559 DMA_TO_DEVICE : DMA_FROM_DEVICE) 560 561 #define hns3_buf_size(_ring) ((_ring)->buf_size) 562 563 static inline unsigned int hns3_page_order(struct hns3_enet_ring *ring) 564 { 565 #if (PAGE_SIZE < 8192) 566 if (ring->buf_size > (PAGE_SIZE / 2)) 567 return 1; 568 #endif 569 return 0; 570 } 571 572 #define hns3_page_size(_ring) (PAGE_SIZE << hns3_page_order(_ring)) 573 574 /* iterator for handling rings in ring group */ 575 #define hns3_for_each_ring(pos, head) \ 576 for (pos = (head).ring; pos; pos = pos->next) 577 578 #define hns3_get_handle(ndev) \ 579 (((struct hns3_nic_priv *)netdev_priv(ndev))->ae_handle) 580 581 #define hns3_gl_usec_to_reg(int_gl) (int_gl >> 1) 582 #define hns3_gl_round_down(int_gl) round_down(int_gl, 2) 583 584 #define hns3_rl_usec_to_reg(int_rl) (int_rl >> 2) 585 #define hns3_rl_round_down(int_rl) round_down(int_rl, 4) 586 587 void hns3_ethtool_set_ops(struct net_device *netdev); 588 int hns3_set_channels(struct net_device *netdev, 589 struct ethtool_channels *ch); 590 591 void hns3_clean_tx_ring(struct hns3_enet_ring *ring); 592 int hns3_init_all_ring(struct hns3_nic_priv *priv); 593 int hns3_uninit_all_ring(struct hns3_nic_priv *priv); 594 int hns3_nic_reset_all_ring(struct hnae3_handle *h); 595 void hns3_fini_ring(struct hns3_enet_ring *ring); 596 netdev_tx_t hns3_nic_net_xmit(struct sk_buff *skb, struct net_device *netdev); 597 bool hns3_is_phys_func(struct pci_dev *pdev); 598 int hns3_clean_rx_ring( 599 struct hns3_enet_ring *ring, int budget, 600 void (*rx_fn)(struct hns3_enet_ring *, struct sk_buff *)); 601 602 void hns3_set_vector_coalesce_rx_gl(struct hns3_enet_tqp_vector *tqp_vector, 603 u32 gl_value); 604 void hns3_set_vector_coalesce_tx_gl(struct hns3_enet_tqp_vector *tqp_vector, 605 u32 gl_value); 606 void hns3_set_vector_coalesce_rl(struct hns3_enet_tqp_vector *tqp_vector, 607 u32 rl_value); 608 609 void hns3_enable_vlan_filter(struct net_device *netdev, bool enable); 610 int hns3_update_promisc_mode(struct net_device *netdev, u8 promisc_flags); 611 void hns3_request_update_promisc_mode(struct hnae3_handle *handle); 612 613 #ifdef CONFIG_HNS3_DCB 614 void hns3_dcbnl_setup(struct hnae3_handle *handle); 615 #else 616 static inline void hns3_dcbnl_setup(struct hnae3_handle *handle) {} 617 #endif 618 619 void hns3_dbg_init(struct hnae3_handle *handle); 620 void hns3_dbg_uninit(struct hnae3_handle *handle); 621 void hns3_dbg_register_debugfs(const char *debugfs_dir_name); 622 void hns3_dbg_unregister_debugfs(void); 623 void hns3_shinfo_pack(struct skb_shared_info *shinfo, __u32 *size); 624 #endif 625