1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ 2 /* QLogic qede NIC Driver 3 * Copyright (c) 2015-2017 QLogic Corporation 4 * Copyright (c) 2019-2020 Marvell International Ltd. 5 */ 6 7 #ifndef _QEDE_H_ 8 #define _QEDE_H_ 9 #include <linux/compiler.h> 10 #include <linux/version.h> 11 #include <linux/workqueue.h> 12 #include <linux/netdevice.h> 13 #include <linux/interrupt.h> 14 #include <linux/bitmap.h> 15 #include <linux/kernel.h> 16 #include <linux/mutex.h> 17 #include <linux/bpf.h> 18 #include <net/xdp.h> 19 #include <linux/qed/qede_rdma.h> 20 #include <linux/io.h> 21 #ifdef CONFIG_RFS_ACCEL 22 #include <linux/cpu_rmap.h> 23 #endif 24 #include <linux/qed/common_hsi.h> 25 #include <linux/qed/eth_common.h> 26 #include <linux/qed/qed_if.h> 27 #include <linux/qed/qed_chain.h> 28 #include <linux/qed/qed_eth_if.h> 29 30 #include <net/pkt_cls.h> 31 #include <net/tc_act/tc_gact.h> 32 33 #define QEDE_MAJOR_VERSION 8 34 #define QEDE_MINOR_VERSION 37 35 #define QEDE_REVISION_VERSION 0 36 #define QEDE_ENGINEERING_VERSION 20 37 #define DRV_MODULE_VERSION __stringify(QEDE_MAJOR_VERSION) "." \ 38 __stringify(QEDE_MINOR_VERSION) "." \ 39 __stringify(QEDE_REVISION_VERSION) "." \ 40 __stringify(QEDE_ENGINEERING_VERSION) 41 42 #define DRV_MODULE_SYM qede 43 44 struct qede_stats_common { 45 u64 no_buff_discards; 46 u64 packet_too_big_discard; 47 u64 ttl0_discard; 48 u64 rx_ucast_bytes; 49 u64 rx_mcast_bytes; 50 u64 rx_bcast_bytes; 51 u64 rx_ucast_pkts; 52 u64 rx_mcast_pkts; 53 u64 rx_bcast_pkts; 54 u64 mftag_filter_discards; 55 u64 mac_filter_discards; 56 u64 gft_filter_drop; 57 u64 tx_ucast_bytes; 58 u64 tx_mcast_bytes; 59 u64 tx_bcast_bytes; 60 u64 tx_ucast_pkts; 61 u64 tx_mcast_pkts; 62 u64 tx_bcast_pkts; 63 u64 tx_err_drop_pkts; 64 u64 coalesced_pkts; 65 u64 coalesced_events; 66 u64 coalesced_aborts_num; 67 u64 non_coalesced_pkts; 68 u64 coalesced_bytes; 69 u64 link_change_count; 70 u64 ptp_skip_txts; 71 72 /* port */ 73 u64 rx_64_byte_packets; 74 u64 rx_65_to_127_byte_packets; 75 u64 rx_128_to_255_byte_packets; 76 u64 rx_256_to_511_byte_packets; 77 u64 rx_512_to_1023_byte_packets; 78 u64 rx_1024_to_1518_byte_packets; 79 u64 rx_crc_errors; 80 u64 rx_mac_crtl_frames; 81 u64 rx_pause_frames; 82 u64 rx_pfc_frames; 83 u64 rx_align_errors; 84 u64 rx_carrier_errors; 85 u64 rx_oversize_packets; 86 u64 rx_jabbers; 87 u64 rx_undersize_packets; 88 u64 rx_fragments; 89 u64 tx_64_byte_packets; 90 u64 tx_65_to_127_byte_packets; 91 u64 tx_128_to_255_byte_packets; 92 u64 tx_256_to_511_byte_packets; 93 u64 tx_512_to_1023_byte_packets; 94 u64 tx_1024_to_1518_byte_packets; 95 u64 tx_pause_frames; 96 u64 tx_pfc_frames; 97 u64 brb_truncates; 98 u64 brb_discards; 99 u64 tx_mac_ctrl_frames; 100 }; 101 102 struct qede_stats_bb { 103 u64 rx_1519_to_1522_byte_packets; 104 u64 rx_1519_to_2047_byte_packets; 105 u64 rx_2048_to_4095_byte_packets; 106 u64 rx_4096_to_9216_byte_packets; 107 u64 rx_9217_to_16383_byte_packets; 108 u64 tx_1519_to_2047_byte_packets; 109 u64 tx_2048_to_4095_byte_packets; 110 u64 tx_4096_to_9216_byte_packets; 111 u64 tx_9217_to_16383_byte_packets; 112 u64 tx_lpi_entry_count; 113 u64 tx_total_collisions; 114 }; 115 116 struct qede_stats_ah { 117 u64 rx_1519_to_max_byte_packets; 118 u64 tx_1519_to_max_byte_packets; 119 }; 120 121 struct qede_stats { 122 struct qede_stats_common common; 123 124 union { 125 struct qede_stats_bb bb; 126 struct qede_stats_ah ah; 127 }; 128 }; 129 130 struct qede_vlan { 131 struct list_head list; 132 u16 vid; 133 bool configured; 134 }; 135 136 struct qede_rdma_dev { 137 struct qedr_dev *qedr_dev; 138 struct list_head entry; 139 struct list_head rdma_event_list; 140 struct workqueue_struct *rdma_wq; 141 struct kref refcnt; 142 struct completion event_comp; 143 bool exp_recovery; 144 }; 145 146 struct qede_ptp; 147 148 #define QEDE_RFS_MAX_FLTR 256 149 150 enum qede_flags_bit { 151 QEDE_FLAGS_IS_VF = 0, 152 QEDE_FLAGS_LINK_REQUESTED, 153 QEDE_FLAGS_PTP_TX_IN_PRORGESS, 154 QEDE_FLAGS_TX_TIMESTAMPING_EN 155 }; 156 157 #define QEDE_DUMP_MAX_ARGS 4 158 enum qede_dump_cmd { 159 QEDE_DUMP_CMD_NONE = 0, 160 QEDE_DUMP_CMD_NVM_CFG, 161 QEDE_DUMP_CMD_GRCDUMP, 162 QEDE_DUMP_CMD_MAX 163 }; 164 165 struct qede_dump_info { 166 enum qede_dump_cmd cmd; 167 u8 num_args; 168 u32 args[QEDE_DUMP_MAX_ARGS]; 169 }; 170 171 struct qede_dev { 172 struct qed_dev *cdev; 173 struct net_device *ndev; 174 struct pci_dev *pdev; 175 struct devlink *devlink; 176 177 u32 dp_module; 178 u8 dp_level; 179 180 unsigned long flags; 181 #define IS_VF(edev) test_bit(QEDE_FLAGS_IS_VF, \ 182 &(edev)->flags) 183 184 const struct qed_eth_ops *ops; 185 struct qede_ptp *ptp; 186 u64 ptp_skip_txts; 187 188 struct qed_dev_eth_info dev_info; 189 #define QEDE_MAX_RSS_CNT(edev) ((edev)->dev_info.num_queues) 190 #define QEDE_MAX_TSS_CNT(edev) ((edev)->dev_info.num_queues) 191 #define QEDE_IS_BB(edev) \ 192 ((edev)->dev_info.common.dev_type == QED_DEV_TYPE_BB) 193 #define QEDE_IS_AH(edev) \ 194 ((edev)->dev_info.common.dev_type == QED_DEV_TYPE_AH) 195 196 struct qede_fastpath *fp_array; 197 u8 req_num_tx; 198 u8 fp_num_tx; 199 u8 req_num_rx; 200 u8 fp_num_rx; 201 u16 req_queues; 202 u16 num_queues; 203 u16 total_xdp_queues; 204 205 #define QEDE_QUEUE_CNT(edev) ((edev)->num_queues) 206 #define QEDE_RSS_COUNT(edev) ((edev)->num_queues - (edev)->fp_num_tx) 207 #define QEDE_RX_QUEUE_IDX(edev, i) (i) 208 #define QEDE_TSS_COUNT(edev) ((edev)->num_queues - (edev)->fp_num_rx) 209 210 struct qed_int_info int_info; 211 212 /* Smaller private variant of the RTNL lock */ 213 struct mutex qede_lock; 214 u32 state; /* Protected by qede_lock */ 215 u16 rx_buf_size; 216 u32 rx_copybreak; 217 218 /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */ 219 #define ETH_OVERHEAD (ETH_HLEN + 8 + 8) 220 /* Max supported alignment is 256 (8 shift) 221 * minimal alignment shift 6 is optimal for 57xxx HW performance 222 */ 223 #define QEDE_RX_ALIGN_SHIFT max(6, min(8, L1_CACHE_SHIFT)) 224 /* We assume skb_build() uses sizeof(struct skb_shared_info) bytes 225 * at the end of skb->data, to avoid wasting a full cache line. 226 * This reduces memory use (skb->truesize). 227 */ 228 #define QEDE_FW_RX_ALIGN_END \ 229 max_t(u64, 1UL << QEDE_RX_ALIGN_SHIFT, \ 230 SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) 231 232 struct qede_stats stats; 233 234 /* Bitfield to track initialized RSS params */ 235 u32 rss_params_inited; 236 #define QEDE_RSS_INDIR_INITED BIT(0) 237 #define QEDE_RSS_KEY_INITED BIT(1) 238 #define QEDE_RSS_CAPS_INITED BIT(2) 239 240 u16 rss_ind_table[128]; 241 u32 rss_key[10]; 242 u8 rss_caps; 243 244 /* Both must be a power of two */ 245 u16 q_num_rx_buffers; 246 u16 q_num_tx_buffers; 247 248 bool gro_disable; 249 250 struct list_head vlan_list; 251 u16 configured_vlans; 252 u16 non_configured_vlans; 253 bool accept_any_vlan; 254 255 struct delayed_work sp_task; 256 unsigned long sp_flags; 257 u16 vxlan_dst_port; 258 u16 geneve_dst_port; 259 260 struct qede_arfs *arfs; 261 bool wol_enabled; 262 263 struct qede_rdma_dev rdma_info; 264 265 struct bpf_prog *xdp_prog; 266 267 enum qed_hw_err_type last_err_type; 268 unsigned long err_flags; 269 #define QEDE_ERR_IS_HANDLED 31 270 #define QEDE_ERR_ATTN_CLR_EN 0 271 #define QEDE_ERR_GET_DBG_INFO 1 272 #define QEDE_ERR_IS_RECOVERABLE 2 273 #define QEDE_ERR_WARN 3 274 275 struct qede_dump_info dump_info; 276 struct delayed_work periodic_task; 277 unsigned long stats_coal_ticks; 278 u32 stats_coal_usecs; 279 spinlock_t stats_lock; /* lock for vport stats access */ 280 }; 281 282 enum QEDE_STATE { 283 QEDE_STATE_CLOSED, 284 QEDE_STATE_OPEN, 285 QEDE_STATE_RECOVERY, 286 }; 287 288 #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo)) 289 290 #define MAX_NUM_TC 8 291 #define MAX_NUM_PRI 8 292 293 /* The driver supports the new build_skb() API: 294 * RX ring buffer contains pointer to kmalloc() data only, 295 * skb are built only after the frame was DMA-ed. 296 */ 297 struct sw_rx_data { 298 struct page *data; 299 dma_addr_t mapping; 300 unsigned int page_offset; 301 }; 302 303 enum qede_agg_state { 304 QEDE_AGG_STATE_NONE = 0, 305 QEDE_AGG_STATE_START = 1, 306 QEDE_AGG_STATE_ERROR = 2 307 }; 308 309 struct qede_agg_info { 310 /* rx_buf is a data buffer that can be placed / consumed from rx bd 311 * chain. It has two purposes: We will preallocate the data buffer 312 * for each aggregation when we open the interface and will place this 313 * buffer on the rx-bd-ring when we receive TPA_START. We don't want 314 * to be in a state where allocation fails, as we can't reuse the 315 * consumer buffer in the rx-chain since FW may still be writing to it 316 * (since header needs to be modified for TPA). 317 * The second purpose is to keep a pointer to the bd buffer during 318 * aggregation. 319 */ 320 struct sw_rx_data buffer; 321 struct sk_buff *skb; 322 323 /* We need some structs from the start cookie until termination */ 324 u16 vlan_tag; 325 326 bool tpa_start_fail; 327 u8 state; 328 u8 frag_id; 329 330 u8 tunnel_type; 331 }; 332 333 struct qede_rx_queue { 334 __le16 *hw_cons_ptr; 335 void __iomem *hw_rxq_prod_addr; 336 337 /* Required for the allocation of replacement buffers */ 338 struct device *dev; 339 340 struct bpf_prog *xdp_prog; 341 342 u16 sw_rx_cons; 343 u16 sw_rx_prod; 344 345 u16 filled_buffers; 346 u8 data_direction; 347 u8 rxq_id; 348 349 /* Used once per each NAPI run */ 350 u16 num_rx_buffers; 351 352 u16 rx_headroom; 353 354 u32 rx_buf_size; 355 u32 rx_buf_seg_size; 356 357 struct sw_rx_data *sw_rx_ring; 358 struct qed_chain rx_bd_ring; 359 struct qed_chain rx_comp_ring ____cacheline_aligned; 360 361 /* GRO */ 362 struct qede_agg_info tpa_info[ETH_TPA_MAX_AGGS_NUM]; 363 364 /* Used once per each NAPI run */ 365 u64 rcv_pkts; 366 367 u64 rx_hw_errors; 368 u64 rx_alloc_errors; 369 u64 rx_ip_frags; 370 371 u64 xdp_no_pass; 372 373 void *handle; 374 struct xdp_rxq_info xdp_rxq; 375 }; 376 377 union db_prod { 378 struct eth_db_data data; 379 u32 raw; 380 }; 381 382 struct sw_tx_bd { 383 struct sk_buff *skb; 384 u8 flags; 385 /* Set on the first BD descriptor when there is a split BD */ 386 #define QEDE_TSO_SPLIT_BD BIT(0) 387 }; 388 389 struct sw_tx_xdp { 390 struct page *page; 391 struct xdp_frame *xdpf; 392 dma_addr_t mapping; 393 }; 394 395 struct qede_tx_queue { 396 u8 is_xdp; 397 bool is_legacy; 398 u16 sw_tx_cons; 399 u16 sw_tx_prod; 400 u16 num_tx_buffers; /* Slowpath only */ 401 402 u64 xmit_pkts; 403 u64 stopped_cnt; 404 u64 tx_mem_alloc_err; 405 406 __le16 *hw_cons_ptr; 407 408 /* Needed for the mapping of packets */ 409 struct device *dev; 410 411 void __iomem *doorbell_addr; 412 union db_prod tx_db; 413 414 /* Spinlock for XDP queues in case of XDP_REDIRECT */ 415 spinlock_t xdp_tx_lock; 416 417 int index; /* Slowpath only */ 418 #define QEDE_TXQ_XDP_TO_IDX(edev, txq) ((txq)->index - \ 419 QEDE_MAX_TSS_CNT(edev)) 420 #define QEDE_TXQ_IDX_TO_XDP(edev, idx) ((idx) + QEDE_MAX_TSS_CNT(edev)) 421 #define QEDE_NDEV_TXQ_ID_TO_FP_ID(edev, idx) ((edev)->fp_num_rx + \ 422 ((idx) % QEDE_TSS_COUNT(edev))) 423 #define QEDE_NDEV_TXQ_ID_TO_TXQ_COS(edev, idx) ((idx) / QEDE_TSS_COUNT(edev)) 424 #define QEDE_TXQ_TO_NDEV_TXQ_ID(edev, txq) ((QEDE_TSS_COUNT(edev) * \ 425 (txq)->cos) + (txq)->index) 426 #define QEDE_NDEV_TXQ_ID_TO_TXQ(edev, idx) \ 427 (&((edev)->fp_array[QEDE_NDEV_TXQ_ID_TO_FP_ID(edev, idx)].txq \ 428 [QEDE_NDEV_TXQ_ID_TO_TXQ_COS(edev, idx)])) 429 #define QEDE_FP_TC0_TXQ(fp) (&((fp)->txq[0])) 430 431 /* Regular Tx requires skb + metadata for release purpose, 432 * while XDP requires the pages and the mapped address. 433 */ 434 union { 435 struct sw_tx_bd *skbs; 436 struct sw_tx_xdp *xdp; 437 } sw_tx_ring; 438 439 struct qed_chain tx_pbl; 440 441 /* Slowpath; Should be kept in end [unless missing padding] */ 442 void *handle; 443 u16 cos; 444 u16 ndev_txq_id; 445 }; 446 447 #define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr.hi), \ 448 le32_to_cpu((bd)->addr.lo)) 449 #define BD_SET_UNMAP_ADDR_LEN(bd, maddr, len) \ 450 do { \ 451 (bd)->addr.hi = cpu_to_le32(upper_32_bits(maddr)); \ 452 (bd)->addr.lo = cpu_to_le32(lower_32_bits(maddr)); \ 453 (bd)->nbytes = cpu_to_le16(len); \ 454 } while (0) 455 #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes)) 456 457 struct qede_fastpath { 458 struct qede_dev *edev; 459 460 u8 type; 461 #define QEDE_FASTPATH_TX BIT(0) 462 #define QEDE_FASTPATH_RX BIT(1) 463 #define QEDE_FASTPATH_XDP BIT(2) 464 #define QEDE_FASTPATH_COMBINED (QEDE_FASTPATH_TX | QEDE_FASTPATH_RX) 465 466 u8 id; 467 468 u8 xdp_xmit; 469 #define QEDE_XDP_TX BIT(0) 470 #define QEDE_XDP_REDIRECT BIT(1) 471 472 struct napi_struct napi; 473 struct qed_sb_info *sb_info; 474 struct qede_rx_queue *rxq; 475 struct qede_tx_queue *txq; 476 struct qede_tx_queue *xdp_tx; 477 478 char name[IFNAMSIZ + 8]; 479 }; 480 481 /* Debug print definitions */ 482 #define DP_NAME(edev) netdev_name((edev)->ndev) 483 484 #define XMIT_PLAIN 0 485 #define XMIT_L4_CSUM BIT(0) 486 #define XMIT_LSO BIT(1) 487 #define XMIT_ENC BIT(2) 488 #define XMIT_ENC_GSO_L4_CSUM BIT(3) 489 490 #define QEDE_CSUM_ERROR BIT(0) 491 #define QEDE_CSUM_UNNECESSARY BIT(1) 492 #define QEDE_TUNN_CSUM_UNNECESSARY BIT(2) 493 494 #define QEDE_SP_RECOVERY 0 495 #define QEDE_SP_RX_MODE 1 496 #define QEDE_SP_RSVD1 2 497 #define QEDE_SP_RSVD2 3 498 #define QEDE_SP_HW_ERR 4 499 #define QEDE_SP_ARFS_CONFIG 5 500 #define QEDE_SP_AER 7 501 #define QEDE_SP_DISABLE 8 502 503 #ifdef CONFIG_RFS_ACCEL 504 int qede_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, 505 u16 rxq_index, u32 flow_id); 506 #define QEDE_SP_TASK_POLL_DELAY (5 * HZ) 507 #endif 508 509 void qede_process_arfs_filters(struct qede_dev *edev, bool free_fltr); 510 void qede_poll_for_freeing_arfs_filters(struct qede_dev *edev); 511 void qede_arfs_filter_op(void *dev, void *filter, u8 fw_rc); 512 void qede_free_arfs(struct qede_dev *edev); 513 int qede_alloc_arfs(struct qede_dev *edev); 514 int qede_add_cls_rule(struct qede_dev *edev, struct ethtool_rxnfc *info); 515 int qede_delete_flow_filter(struct qede_dev *edev, u64 cookie); 516 int qede_get_cls_rule_entry(struct qede_dev *edev, struct ethtool_rxnfc *cmd); 517 int qede_get_cls_rule_all(struct qede_dev *edev, struct ethtool_rxnfc *info, 518 u32 *rule_locs); 519 int qede_get_arfs_filter_count(struct qede_dev *edev); 520 521 struct qede_reload_args { 522 void (*func)(struct qede_dev *edev, struct qede_reload_args *args); 523 union { 524 netdev_features_t features; 525 struct bpf_prog *new_prog; 526 u16 mtu; 527 } u; 528 }; 529 530 /* Datapath functions definition */ 531 netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev); 532 int qede_xdp_transmit(struct net_device *dev, int n_frames, 533 struct xdp_frame **frames, u32 flags); 534 u16 qede_select_queue(struct net_device *dev, struct sk_buff *skb, 535 struct net_device *sb_dev); 536 netdev_features_t qede_features_check(struct sk_buff *skb, 537 struct net_device *dev, 538 netdev_features_t features); 539 int qede_alloc_rx_buffer(struct qede_rx_queue *rxq, bool allow_lazy); 540 int qede_free_tx_pkt(struct qede_dev *edev, 541 struct qede_tx_queue *txq, int *len); 542 int qede_poll(struct napi_struct *napi, int budget); 543 irqreturn_t qede_msix_fp_int(int irq, void *fp_cookie); 544 545 /* Filtering function definitions */ 546 void qede_force_mac(void *dev, u8 *mac, bool forced); 547 void qede_udp_ports_update(void *dev, u16 vxlan_port, u16 geneve_port); 548 int qede_set_mac_addr(struct net_device *ndev, void *p); 549 550 int qede_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid); 551 int qede_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid); 552 void qede_vlan_mark_nonconfigured(struct qede_dev *edev); 553 int qede_configure_vlan_filters(struct qede_dev *edev); 554 555 netdev_features_t qede_fix_features(struct net_device *dev, 556 netdev_features_t features); 557 int qede_set_features(struct net_device *dev, netdev_features_t features); 558 void qede_set_rx_mode(struct net_device *ndev); 559 void qede_config_rx_mode(struct net_device *ndev); 560 void qede_fill_rss_params(struct qede_dev *edev, 561 struct qed_update_vport_rss_params *rss, u8 *update); 562 563 void qede_udp_tunnel_add(struct net_device *dev, struct udp_tunnel_info *ti); 564 void qede_udp_tunnel_del(struct net_device *dev, struct udp_tunnel_info *ti); 565 566 int qede_xdp(struct net_device *dev, struct netdev_bpf *xdp); 567 568 #ifdef CONFIG_DCB 569 void qede_set_dcbnl_ops(struct net_device *ndev); 570 #endif 571 572 void qede_config_debug(uint debug, u32 *p_dp_module, u8 *p_dp_level); 573 void qede_set_ethtool_ops(struct net_device *netdev); 574 void qede_set_udp_tunnels(struct qede_dev *edev); 575 void qede_reload(struct qede_dev *edev, 576 struct qede_reload_args *args, bool is_locked); 577 int qede_change_mtu(struct net_device *dev, int new_mtu); 578 void qede_fill_by_demand_stats(struct qede_dev *edev); 579 void __qede_lock(struct qede_dev *edev); 580 void __qede_unlock(struct qede_dev *edev); 581 bool qede_has_rx_work(struct qede_rx_queue *rxq); 582 int qede_txq_has_work(struct qede_tx_queue *txq); 583 void qede_recycle_rx_bd_ring(struct qede_rx_queue *rxq, u8 count); 584 void qede_update_rx_prod(struct qede_dev *edev, struct qede_rx_queue *rxq); 585 int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto, 586 struct flow_cls_offload *f); 587 588 void qede_forced_speed_maps_init(void); 589 590 #define RX_RING_SIZE_POW 13 591 #define RX_RING_SIZE ((u16)BIT(RX_RING_SIZE_POW)) 592 #define NUM_RX_BDS_MAX (RX_RING_SIZE - 1) 593 #define NUM_RX_BDS_MIN 128 594 #define NUM_RX_BDS_KDUMP_MIN 63 595 #define NUM_RX_BDS_DEF ((u16)BIT(10) - 1) 596 597 #define TX_RING_SIZE_POW 13 598 #define TX_RING_SIZE ((u16)BIT(TX_RING_SIZE_POW)) 599 #define NUM_TX_BDS_MAX (TX_RING_SIZE - 1) 600 #define NUM_TX_BDS_MIN 128 601 #define NUM_TX_BDS_KDUMP_MIN 63 602 #define NUM_TX_BDS_DEF NUM_TX_BDS_MAX 603 604 #define QEDE_MIN_PKT_LEN 64 605 #define QEDE_RX_HDR_SIZE 256 606 #define QEDE_MAX_JUMBO_PACKET_SIZE 9600 607 #define for_each_queue(i) for (i = 0; i < edev->num_queues; i++) 608 #define for_each_cos_in_txq(edev, var) \ 609 for ((var) = 0; (var) < (edev)->dev_info.num_tc; (var)++) 610 611 #endif /* _QEDE_H_ */ 612