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 DRV_MODULE_SYM qede 34 35 struct qede_stats_common { 36 u64 no_buff_discards; 37 u64 packet_too_big_discard; 38 u64 ttl0_discard; 39 u64 rx_ucast_bytes; 40 u64 rx_mcast_bytes; 41 u64 rx_bcast_bytes; 42 u64 rx_ucast_pkts; 43 u64 rx_mcast_pkts; 44 u64 rx_bcast_pkts; 45 u64 mftag_filter_discards; 46 u64 mac_filter_discards; 47 u64 gft_filter_drop; 48 u64 tx_ucast_bytes; 49 u64 tx_mcast_bytes; 50 u64 tx_bcast_bytes; 51 u64 tx_ucast_pkts; 52 u64 tx_mcast_pkts; 53 u64 tx_bcast_pkts; 54 u64 tx_err_drop_pkts; 55 u64 coalesced_pkts; 56 u64 coalesced_events; 57 u64 coalesced_aborts_num; 58 u64 non_coalesced_pkts; 59 u64 coalesced_bytes; 60 u64 link_change_count; 61 u64 ptp_skip_txts; 62 63 /* port */ 64 u64 rx_64_byte_packets; 65 u64 rx_65_to_127_byte_packets; 66 u64 rx_128_to_255_byte_packets; 67 u64 rx_256_to_511_byte_packets; 68 u64 rx_512_to_1023_byte_packets; 69 u64 rx_1024_to_1518_byte_packets; 70 u64 rx_crc_errors; 71 u64 rx_mac_crtl_frames; 72 u64 rx_pause_frames; 73 u64 rx_pfc_frames; 74 u64 rx_align_errors; 75 u64 rx_carrier_errors; 76 u64 rx_oversize_packets; 77 u64 rx_jabbers; 78 u64 rx_undersize_packets; 79 u64 rx_fragments; 80 u64 tx_64_byte_packets; 81 u64 tx_65_to_127_byte_packets; 82 u64 tx_128_to_255_byte_packets; 83 u64 tx_256_to_511_byte_packets; 84 u64 tx_512_to_1023_byte_packets; 85 u64 tx_1024_to_1518_byte_packets; 86 u64 tx_pause_frames; 87 u64 tx_pfc_frames; 88 u64 brb_truncates; 89 u64 brb_discards; 90 u64 tx_mac_ctrl_frames; 91 }; 92 93 struct qede_stats_bb { 94 u64 rx_1519_to_1522_byte_packets; 95 u64 rx_1519_to_2047_byte_packets; 96 u64 rx_2048_to_4095_byte_packets; 97 u64 rx_4096_to_9216_byte_packets; 98 u64 rx_9217_to_16383_byte_packets; 99 u64 tx_1519_to_2047_byte_packets; 100 u64 tx_2048_to_4095_byte_packets; 101 u64 tx_4096_to_9216_byte_packets; 102 u64 tx_9217_to_16383_byte_packets; 103 u64 tx_lpi_entry_count; 104 u64 tx_total_collisions; 105 }; 106 107 struct qede_stats_ah { 108 u64 rx_1519_to_max_byte_packets; 109 u64 tx_1519_to_max_byte_packets; 110 }; 111 112 struct qede_stats { 113 struct qede_stats_common common; 114 115 union { 116 struct qede_stats_bb bb; 117 struct qede_stats_ah ah; 118 }; 119 }; 120 121 struct qede_vlan { 122 struct list_head list; 123 u16 vid; 124 bool configured; 125 }; 126 127 struct qede_rdma_dev { 128 struct qedr_dev *qedr_dev; 129 struct list_head entry; 130 struct list_head rdma_event_list; 131 struct workqueue_struct *rdma_wq; 132 struct kref refcnt; 133 struct completion event_comp; 134 bool exp_recovery; 135 }; 136 137 struct qede_ptp; 138 139 #define QEDE_RFS_MAX_FLTR 256 140 141 enum qede_flags_bit { 142 QEDE_FLAGS_IS_VF = 0, 143 QEDE_FLAGS_LINK_REQUESTED, 144 QEDE_FLAGS_PTP_TX_IN_PRORGESS, 145 QEDE_FLAGS_TX_TIMESTAMPING_EN 146 }; 147 148 #define QEDE_DUMP_MAX_ARGS 4 149 enum qede_dump_cmd { 150 QEDE_DUMP_CMD_NONE = 0, 151 QEDE_DUMP_CMD_NVM_CFG, 152 QEDE_DUMP_CMD_GRCDUMP, 153 QEDE_DUMP_CMD_MAX 154 }; 155 156 struct qede_dump_info { 157 enum qede_dump_cmd cmd; 158 u8 num_args; 159 u32 args[QEDE_DUMP_MAX_ARGS]; 160 }; 161 162 struct qede_coalesce { 163 bool isvalid; 164 u16 rxc; 165 u16 txc; 166 }; 167 168 struct qede_dev { 169 struct qed_dev *cdev; 170 struct net_device *ndev; 171 struct pci_dev *pdev; 172 struct devlink *devlink; 173 174 u32 dp_module; 175 u8 dp_level; 176 177 unsigned long flags; 178 #define IS_VF(edev) test_bit(QEDE_FLAGS_IS_VF, \ 179 &(edev)->flags) 180 181 const struct qed_eth_ops *ops; 182 struct qede_ptp *ptp; 183 u64 ptp_skip_txts; 184 185 struct qed_dev_eth_info dev_info; 186 #define QEDE_MAX_RSS_CNT(edev) ((edev)->dev_info.num_queues) 187 #define QEDE_MAX_TSS_CNT(edev) ((edev)->dev_info.num_queues) 188 #define QEDE_IS_BB(edev) \ 189 ((edev)->dev_info.common.dev_type == QED_DEV_TYPE_BB) 190 #define QEDE_IS_AH(edev) \ 191 ((edev)->dev_info.common.dev_type == QED_DEV_TYPE_AH) 192 193 struct qede_fastpath *fp_array; 194 struct qede_coalesce *coal_entry; 195 u8 req_num_tx; 196 u8 fp_num_tx; 197 u8 req_num_rx; 198 u8 fp_num_rx; 199 u16 req_queues; 200 u16 num_queues; 201 u16 total_xdp_queues; 202 203 #define QEDE_QUEUE_CNT(edev) ((edev)->num_queues) 204 #define QEDE_RSS_COUNT(edev) ((edev)->num_queues - (edev)->fp_num_tx) 205 #define QEDE_RX_QUEUE_IDX(edev, i) (i) 206 #define QEDE_TSS_COUNT(edev) ((edev)->num_queues - (edev)->fp_num_rx) 207 208 struct qed_int_info int_info; 209 210 /* Smaller private variant of the RTNL lock */ 211 struct mutex qede_lock; 212 u32 state; /* Protected by qede_lock */ 213 u16 rx_buf_size; 214 u32 rx_copybreak; 215 216 /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */ 217 #define ETH_OVERHEAD (ETH_HLEN + 8 + 8) 218 /* Max supported alignment is 256 (8 shift) 219 * minimal alignment shift 6 is optimal for 57xxx HW performance 220 */ 221 #define QEDE_RX_ALIGN_SHIFT max(6, min(8, L1_CACHE_SHIFT)) 222 /* We assume skb_build() uses sizeof(struct skb_shared_info) bytes 223 * at the end of skb->data, to avoid wasting a full cache line. 224 * This reduces memory use (skb->truesize). 225 */ 226 #define QEDE_FW_RX_ALIGN_END \ 227 max_t(u64, 1UL << QEDE_RX_ALIGN_SHIFT, \ 228 SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) 229 230 struct qede_stats stats; 231 232 /* Bitfield to track initialized RSS params */ 233 u32 rss_params_inited; 234 #define QEDE_RSS_INDIR_INITED BIT(0) 235 #define QEDE_RSS_KEY_INITED BIT(1) 236 #define QEDE_RSS_CAPS_INITED BIT(2) 237 238 u16 rss_ind_table[128]; 239 u32 rss_key[10]; 240 u8 rss_caps; 241 242 /* Both must be a power of two */ 243 u16 q_num_rx_buffers; 244 u16 q_num_tx_buffers; 245 246 bool gro_disable; 247 248 struct list_head vlan_list; 249 u16 configured_vlans; 250 u16 non_configured_vlans; 251 bool accept_any_vlan; 252 253 struct delayed_work sp_task; 254 unsigned long sp_flags; 255 u16 vxlan_dst_port; 256 u16 geneve_dst_port; 257 258 struct qede_arfs *arfs; 259 bool wol_enabled; 260 261 struct qede_rdma_dev rdma_info; 262 263 struct bpf_prog *xdp_prog; 264 265 enum qed_hw_err_type last_err_type; 266 unsigned long err_flags; 267 #define QEDE_ERR_IS_HANDLED 31 268 #define QEDE_ERR_ATTN_CLR_EN 0 269 #define QEDE_ERR_GET_DBG_INFO 1 270 #define QEDE_ERR_IS_RECOVERABLE 2 271 #define QEDE_ERR_WARN 3 272 273 struct qede_dump_info dump_info; 274 struct delayed_work periodic_task; 275 unsigned long stats_coal_ticks; 276 u32 stats_coal_usecs; 277 spinlock_t stats_lock; /* lock for vport stats access */ 278 }; 279 280 enum QEDE_STATE { 281 QEDE_STATE_CLOSED, 282 QEDE_STATE_OPEN, 283 QEDE_STATE_RECOVERY, 284 }; 285 286 #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo)) 287 288 #define MAX_NUM_TC 8 289 #define MAX_NUM_PRI 8 290 291 /* The driver supports the new build_skb() API: 292 * RX ring buffer contains pointer to kmalloc() data only, 293 * skb are built only after the frame was DMA-ed. 294 */ 295 struct sw_rx_data { 296 struct page *data; 297 dma_addr_t mapping; 298 unsigned int page_offset; 299 }; 300 301 enum qede_agg_state { 302 QEDE_AGG_STATE_NONE = 0, 303 QEDE_AGG_STATE_START = 1, 304 QEDE_AGG_STATE_ERROR = 2 305 }; 306 307 struct qede_agg_info { 308 /* rx_buf is a data buffer that can be placed / consumed from rx bd 309 * chain. It has two purposes: We will preallocate the data buffer 310 * for each aggregation when we open the interface and will place this 311 * buffer on the rx-bd-ring when we receive TPA_START. We don't want 312 * to be in a state where allocation fails, as we can't reuse the 313 * consumer buffer in the rx-chain since FW may still be writing to it 314 * (since header needs to be modified for TPA). 315 * The second purpose is to keep a pointer to the bd buffer during 316 * aggregation. 317 */ 318 struct sw_rx_data buffer; 319 struct sk_buff *skb; 320 321 /* We need some structs from the start cookie until termination */ 322 u16 vlan_tag; 323 324 bool tpa_start_fail; 325 u8 state; 326 u8 frag_id; 327 328 u8 tunnel_type; 329 }; 330 331 struct qede_rx_queue { 332 __le16 *hw_cons_ptr; 333 void __iomem *hw_rxq_prod_addr; 334 335 /* Required for the allocation of replacement buffers */ 336 struct device *dev; 337 338 struct bpf_prog *xdp_prog; 339 340 u16 sw_rx_cons; 341 u16 sw_rx_prod; 342 343 u16 filled_buffers; 344 u8 data_direction; 345 u8 rxq_id; 346 347 /* Used once per each NAPI run */ 348 u16 num_rx_buffers; 349 350 u16 rx_headroom; 351 352 u32 rx_buf_size; 353 u32 rx_buf_seg_size; 354 355 struct sw_rx_data *sw_rx_ring; 356 struct qed_chain rx_bd_ring; 357 struct qed_chain rx_comp_ring ____cacheline_aligned; 358 359 /* GRO */ 360 struct qede_agg_info tpa_info[ETH_TPA_MAX_AGGS_NUM]; 361 362 /* Used once per each NAPI run */ 363 u64 rcv_pkts; 364 365 u64 rx_hw_errors; 366 u64 rx_alloc_errors; 367 u64 rx_ip_frags; 368 369 u64 xdp_no_pass; 370 371 void *handle; 372 struct xdp_rxq_info xdp_rxq; 373 }; 374 375 union db_prod { 376 struct eth_db_data data; 377 u32 raw; 378 }; 379 380 struct sw_tx_bd { 381 struct sk_buff *skb; 382 u8 flags; 383 /* Set on the first BD descriptor when there is a split BD */ 384 #define QEDE_TSO_SPLIT_BD BIT(0) 385 }; 386 387 struct sw_tx_xdp { 388 struct page *page; 389 struct xdp_frame *xdpf; 390 dma_addr_t mapping; 391 }; 392 393 struct qede_tx_queue { 394 u8 is_xdp; 395 bool is_legacy; 396 u16 sw_tx_cons; 397 u16 sw_tx_prod; 398 u16 num_tx_buffers; /* Slowpath only */ 399 400 u64 xmit_pkts; 401 u64 stopped_cnt; 402 u64 tx_mem_alloc_err; 403 404 __le16 *hw_cons_ptr; 405 406 /* Needed for the mapping of packets */ 407 struct device *dev; 408 409 void __iomem *doorbell_addr; 410 union db_prod tx_db; 411 412 /* Spinlock for XDP queues in case of XDP_REDIRECT */ 413 spinlock_t xdp_tx_lock; 414 415 int index; /* Slowpath only */ 416 #define QEDE_TXQ_XDP_TO_IDX(edev, txq) ((txq)->index - \ 417 QEDE_MAX_TSS_CNT(edev)) 418 #define QEDE_TXQ_IDX_TO_XDP(edev, idx) ((idx) + QEDE_MAX_TSS_CNT(edev)) 419 #define QEDE_NDEV_TXQ_ID_TO_FP_ID(edev, idx) ((edev)->fp_num_rx + \ 420 ((idx) % QEDE_TSS_COUNT(edev))) 421 #define QEDE_NDEV_TXQ_ID_TO_TXQ_COS(edev, idx) ((idx) / QEDE_TSS_COUNT(edev)) 422 #define QEDE_TXQ_TO_NDEV_TXQ_ID(edev, txq) ((QEDE_TSS_COUNT(edev) * \ 423 (txq)->cos) + (txq)->index) 424 #define QEDE_NDEV_TXQ_ID_TO_TXQ(edev, idx) \ 425 (&((edev)->fp_array[QEDE_NDEV_TXQ_ID_TO_FP_ID(edev, idx)].txq \ 426 [QEDE_NDEV_TXQ_ID_TO_TXQ_COS(edev, idx)])) 427 #define QEDE_FP_TC0_TXQ(fp) (&((fp)->txq[0])) 428 429 /* Regular Tx requires skb + metadata for release purpose, 430 * while XDP requires the pages and the mapped address. 431 */ 432 union { 433 struct sw_tx_bd *skbs; 434 struct sw_tx_xdp *xdp; 435 } sw_tx_ring; 436 437 struct qed_chain tx_pbl; 438 439 /* Slowpath; Should be kept in end [unless missing padding] */ 440 void *handle; 441 u16 cos; 442 u16 ndev_txq_id; 443 }; 444 445 #define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr.hi), \ 446 le32_to_cpu((bd)->addr.lo)) 447 #define BD_SET_UNMAP_ADDR_LEN(bd, maddr, len) \ 448 do { \ 449 (bd)->addr.hi = cpu_to_le32(upper_32_bits(maddr)); \ 450 (bd)->addr.lo = cpu_to_le32(lower_32_bits(maddr)); \ 451 (bd)->nbytes = cpu_to_le16(len); \ 452 } while (0) 453 #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes)) 454 455 struct qede_fastpath { 456 struct qede_dev *edev; 457 458 u8 type; 459 #define QEDE_FASTPATH_TX BIT(0) 460 #define QEDE_FASTPATH_RX BIT(1) 461 #define QEDE_FASTPATH_XDP BIT(2) 462 #define QEDE_FASTPATH_COMBINED (QEDE_FASTPATH_TX | QEDE_FASTPATH_RX) 463 464 u8 id; 465 466 u8 xdp_xmit; 467 #define QEDE_XDP_TX BIT(0) 468 #define QEDE_XDP_REDIRECT BIT(1) 469 470 struct napi_struct napi; 471 struct qed_sb_info *sb_info; 472 struct qede_rx_queue *rxq; 473 struct qede_tx_queue *txq; 474 struct qede_tx_queue *xdp_tx; 475 476 char name[IFNAMSIZ + 8]; 477 }; 478 479 /* Debug print definitions */ 480 #define DP_NAME(edev) netdev_name((edev)->ndev) 481 482 #define XMIT_PLAIN 0 483 #define XMIT_L4_CSUM BIT(0) 484 #define XMIT_LSO BIT(1) 485 #define XMIT_ENC BIT(2) 486 #define XMIT_ENC_GSO_L4_CSUM BIT(3) 487 488 #define QEDE_CSUM_ERROR BIT(0) 489 #define QEDE_CSUM_UNNECESSARY BIT(1) 490 #define QEDE_TUNN_CSUM_UNNECESSARY BIT(2) 491 492 #define QEDE_SP_RECOVERY 0 493 #define QEDE_SP_RX_MODE 1 494 #define QEDE_SP_RSVD1 2 495 #define QEDE_SP_RSVD2 3 496 #define QEDE_SP_HW_ERR 4 497 #define QEDE_SP_ARFS_CONFIG 5 498 #define QEDE_SP_AER 7 499 #define QEDE_SP_DISABLE 8 500 501 #ifdef CONFIG_RFS_ACCEL 502 int qede_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, 503 u16 rxq_index, u32 flow_id); 504 #define QEDE_SP_TASK_POLL_DELAY (5 * HZ) 505 #endif 506 507 void qede_process_arfs_filters(struct qede_dev *edev, bool free_fltr); 508 void qede_poll_for_freeing_arfs_filters(struct qede_dev *edev); 509 void qede_arfs_filter_op(void *dev, void *filter, u8 fw_rc); 510 void qede_free_arfs(struct qede_dev *edev); 511 int qede_alloc_arfs(struct qede_dev *edev); 512 int qede_add_cls_rule(struct qede_dev *edev, struct ethtool_rxnfc *info); 513 int qede_delete_flow_filter(struct qede_dev *edev, u64 cookie); 514 int qede_get_cls_rule_entry(struct qede_dev *edev, struct ethtool_rxnfc *cmd); 515 int qede_get_cls_rule_all(struct qede_dev *edev, struct ethtool_rxnfc *info, 516 u32 *rule_locs); 517 int qede_get_arfs_filter_count(struct qede_dev *edev); 518 519 struct qede_reload_args { 520 void (*func)(struct qede_dev *edev, struct qede_reload_args *args); 521 union { 522 netdev_features_t features; 523 struct bpf_prog *new_prog; 524 u16 mtu; 525 } u; 526 }; 527 528 /* Datapath functions definition */ 529 netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev); 530 int qede_xdp_transmit(struct net_device *dev, int n_frames, 531 struct xdp_frame **frames, u32 flags); 532 u16 qede_select_queue(struct net_device *dev, struct sk_buff *skb, 533 struct net_device *sb_dev); 534 netdev_features_t qede_features_check(struct sk_buff *skb, 535 struct net_device *dev, 536 netdev_features_t features); 537 int qede_alloc_rx_buffer(struct qede_rx_queue *rxq, bool allow_lazy); 538 int qede_free_tx_pkt(struct qede_dev *edev, 539 struct qede_tx_queue *txq, int *len); 540 int qede_poll(struct napi_struct *napi, int budget); 541 irqreturn_t qede_msix_fp_int(int irq, void *fp_cookie); 542 543 /* Filtering function definitions */ 544 void qede_force_mac(void *dev, u8 *mac, bool forced); 545 void qede_udp_ports_update(void *dev, u16 vxlan_port, u16 geneve_port); 546 int qede_set_mac_addr(struct net_device *ndev, void *p); 547 548 int qede_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid); 549 int qede_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid); 550 void qede_vlan_mark_nonconfigured(struct qede_dev *edev); 551 int qede_configure_vlan_filters(struct qede_dev *edev); 552 553 netdev_features_t qede_fix_features(struct net_device *dev, 554 netdev_features_t features); 555 int qede_set_features(struct net_device *dev, netdev_features_t features); 556 void qede_set_rx_mode(struct net_device *ndev); 557 void qede_config_rx_mode(struct net_device *ndev); 558 void qede_fill_rss_params(struct qede_dev *edev, 559 struct qed_update_vport_rss_params *rss, u8 *update); 560 561 void qede_udp_tunnel_add(struct net_device *dev, struct udp_tunnel_info *ti); 562 void qede_udp_tunnel_del(struct net_device *dev, struct udp_tunnel_info *ti); 563 564 int qede_xdp(struct net_device *dev, struct netdev_bpf *xdp); 565 566 #ifdef CONFIG_DCB 567 void qede_set_dcbnl_ops(struct net_device *ndev); 568 #endif 569 570 void qede_config_debug(uint debug, u32 *p_dp_module, u8 *p_dp_level); 571 void qede_set_ethtool_ops(struct net_device *netdev); 572 void qede_set_udp_tunnels(struct qede_dev *edev); 573 void qede_reload(struct qede_dev *edev, 574 struct qede_reload_args *args, bool is_locked); 575 int qede_change_mtu(struct net_device *dev, int new_mtu); 576 void qede_fill_by_demand_stats(struct qede_dev *edev); 577 void __qede_lock(struct qede_dev *edev); 578 void __qede_unlock(struct qede_dev *edev); 579 bool qede_has_rx_work(struct qede_rx_queue *rxq); 580 int qede_txq_has_work(struct qede_tx_queue *txq); 581 void qede_recycle_rx_bd_ring(struct qede_rx_queue *rxq, u8 count); 582 void qede_update_rx_prod(struct qede_dev *edev, struct qede_rx_queue *rxq); 583 int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto, 584 struct flow_cls_offload *f); 585 586 void qede_forced_speed_maps_init(void); 587 int qede_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal, 588 struct kernel_ethtool_coalesce *kernel_coal, 589 struct netlink_ext_ack *extack); 590 int qede_set_per_coalesce(struct net_device *dev, u32 queue, 591 struct ethtool_coalesce *coal); 592 593 #define RX_RING_SIZE_POW 13 594 #define RX_RING_SIZE ((u16)BIT(RX_RING_SIZE_POW)) 595 #define NUM_RX_BDS_MAX (RX_RING_SIZE - 1) 596 #define NUM_RX_BDS_MIN 128 597 #define NUM_RX_BDS_KDUMP_MIN 63 598 #define NUM_RX_BDS_DEF ((u16)BIT(10) - 1) 599 600 #define TX_RING_SIZE_POW 13 601 #define TX_RING_SIZE ((u16)BIT(TX_RING_SIZE_POW)) 602 #define NUM_TX_BDS_MAX (TX_RING_SIZE - 1) 603 #define NUM_TX_BDS_MIN 128 604 #define NUM_TX_BDS_KDUMP_MIN 63 605 #define NUM_TX_BDS_DEF NUM_TX_BDS_MAX 606 607 #define QEDE_MIN_PKT_LEN 64 608 #define QEDE_RX_HDR_SIZE 256 609 #define QEDE_MAX_JUMBO_PACKET_SIZE 9600 610 #define for_each_queue(i) for (i = 0; i < edev->num_queues; i++) 611 #define for_each_cos_in_txq(edev, var) \ 612 for ((var) = 0; (var) < (edev)->dev_info.num_tc; (var)++) 613 614 #endif /* _QEDE_H_ */ 615