/* Broadcom NetXtreme-C/E network driver. * * Copyright (c) 2014-2015 Broadcom Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation. */ #ifndef BNXT_H #define BNXT_H #define DRV_MODULE_NAME "bnxt_en" #define DRV_MODULE_VERSION "1.0.0" #define DRV_VER_MAJ 1 #define DRV_VER_MIN 0 #define DRV_VER_UPD 0 struct tx_bd { __le32 tx_bd_len_flags_type; #define TX_BD_TYPE (0x3f << 0) #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0) #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0) #define TX_BD_FLAGS_PACKET_END (1 << 6) #define TX_BD_FLAGS_NO_CMPL (1 << 7) #define TX_BD_FLAGS_BD_CNT (0x1f << 8) #define TX_BD_FLAGS_BD_CNT_SHIFT 8 #define TX_BD_FLAGS_LHINT (3 << 13) #define TX_BD_FLAGS_LHINT_SHIFT 13 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13) #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13) #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13) #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13) #define TX_BD_FLAGS_COAL_NOW (1 << 15) #define TX_BD_LEN (0xffff << 16) #define TX_BD_LEN_SHIFT 16 u32 tx_bd_opaque; __le64 tx_bd_haddr; } __packed; struct tx_bd_ext { __le32 tx_bd_hsize_lflags; #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0) #define TX_BD_FLAGS_IP_CKSUM (1 << 1) #define TX_BD_FLAGS_NO_CRC (1 << 2) #define TX_BD_FLAGS_STAMP (1 << 3) #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4) #define TX_BD_FLAGS_LSO (1 << 5) #define TX_BD_FLAGS_IPID_FMT (1 << 6) #define TX_BD_FLAGS_T_IPID (1 << 7) #define TX_BD_HSIZE (0xff << 16) #define TX_BD_HSIZE_SHIFT 16 __le32 tx_bd_mss; __le32 tx_bd_cfa_action; #define TX_BD_CFA_ACTION (0xffff << 16) #define TX_BD_CFA_ACTION_SHIFT 16 __le32 tx_bd_cfa_meta; #define TX_BD_CFA_META_MASK 0xfffffff #define TX_BD_CFA_META_VID_MASK 0xfff #define TX_BD_CFA_META_PRI_MASK (0xf << 12) #define TX_BD_CFA_META_PRI_SHIFT 12 #define TX_BD_CFA_META_TPID_MASK (3 << 16) #define TX_BD_CFA_META_TPID_SHIFT 16 #define TX_BD_CFA_META_KEY (0xf << 28) #define TX_BD_CFA_META_KEY_SHIFT 28 #define TX_BD_CFA_META_KEY_VLAN (1 << 28) }; struct rx_bd { __le32 rx_bd_len_flags_type; #define RX_BD_TYPE (0x3f << 0) #define RX_BD_TYPE_RX_PACKET_BD 0x4 #define RX_BD_TYPE_RX_BUFFER_BD 0x5 #define RX_BD_TYPE_RX_AGG_BD 0x6 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4) #define RX_BD_TYPE_32B_BD_SIZE (1 << 4) #define RX_BD_TYPE_48B_BD_SIZE (2 << 4) #define RX_BD_TYPE_64B_BD_SIZE (3 << 4) #define RX_BD_FLAGS_SOP (1 << 6) #define RX_BD_FLAGS_EOP (1 << 7) #define RX_BD_FLAGS_BUFFERS (3 << 8) #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8) #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8) #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8) #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8) #define RX_BD_LEN (0xffff << 16) #define RX_BD_LEN_SHIFT 16 u32 rx_bd_opaque; __le64 rx_bd_haddr; }; struct tx_cmp { __le32 tx_cmp_flags_type; #define CMP_TYPE (0x3f << 0) #define CMP_TYPE_TX_L2_CMP 0 #define CMP_TYPE_RX_L2_CMP 17 #define CMP_TYPE_RX_AGG_CMP 18 #define CMP_TYPE_RX_L2_TPA_START_CMP 19 #define CMP_TYPE_RX_L2_TPA_END_CMP 21 #define CMP_TYPE_STATUS_CMP 32 #define CMP_TYPE_REMOTE_DRIVER_REQ 34 #define CMP_TYPE_REMOTE_DRIVER_RESP 36 #define CMP_TYPE_ERROR_STATUS 48 #define CMPL_BASE_TYPE_STAT_EJECT (0x1aUL << 0) #define CMPL_BASE_TYPE_HWRM_DONE (0x20UL << 0) #define CMPL_BASE_TYPE_HWRM_FWD_REQ (0x22UL << 0) #define CMPL_BASE_TYPE_HWRM_FWD_RESP (0x24UL << 0) #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT (0x2eUL << 0) #define TX_CMP_FLAGS_ERROR (1 << 6) #define TX_CMP_FLAGS_PUSH (1 << 7) u32 tx_cmp_opaque; __le32 tx_cmp_errors_v; #define TX_CMP_V (1 << 0) #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1) #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4) #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5) #define TX_CMP_ERRORS_DMA_ERROR (1 << 6) #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7) __le32 tx_cmp_unsed_3; }; struct rx_cmp { __le32 rx_cmp_len_flags_type; #define RX_CMP_CMP_TYPE (0x3f << 0) #define RX_CMP_FLAGS_ERROR (1 << 6) #define RX_CMP_FLAGS_PLACEMENT (7 << 7) #define RX_CMP_FLAGS_RSS_VALID (1 << 10) #define RX_CMP_FLAGS_UNUSED (1 << 11) #define RX_CMP_FLAGS_ITYPES_SHIFT 12 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12) #define RX_CMP_FLAGS_ITYPE_IP (1 << 12) #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12) #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12) #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12) #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12) #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12) #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12) #define RX_CMP_LEN (0xffff << 16) #define RX_CMP_LEN_SHIFT 16 u32 rx_cmp_opaque; __le32 rx_cmp_misc_v1; #define RX_CMP_V1 (1 << 0) #define RX_CMP_AGG_BUFS (0x1f << 1) #define RX_CMP_AGG_BUFS_SHIFT 1 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9) #define RX_CMP_RSS_HASH_TYPE_SHIFT 9 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16) #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16 __le32 rx_cmp_rss_hash; }; #define RX_CMP_HASH_VALID(rxcmp) \ ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID)) #define RSS_PROFILE_ID_MASK 0x1f #define RX_CMP_HASH_TYPE(rxcmp) \ (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\ RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK) struct rx_cmp_ext { __le32 rx_cmp_flags2; #define RX_CMP_FLAGS2_IP_CS_CALC 0x1 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1) #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2) #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3) #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4) __le32 rx_cmp_meta_data; #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16 __le32 rx_cmp_cfa_code_errors_v2; #define RX_CMP_V (1 << 0) #define RX_CMPL_ERRORS_MASK (0x7fff << 1) #define RX_CMPL_ERRORS_SFT 1 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1) #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1) #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1) #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1) #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1) #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4) #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5) #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6) #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7) #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8) #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9) #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9) #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12) #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12) #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12) #define RX_CMPL_CFA_CODE_MASK (0xffff << 16) #define RX_CMPL_CFA_CODE_SFT 16 __le32 rx_cmp_unused3; }; #define RX_CMP_L2_ERRORS \ cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR) #define RX_CMP_L4_CS_BITS \ (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC)) #define RX_CMP_L4_CS_ERR_BITS \ (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR)) #define RX_CMP_L4_CS_OK(rxcmp1) \ (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \ !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS)) #define RX_CMP_ENCAP(rxcmp1) \ ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \ RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3) struct rx_agg_cmp { __le32 rx_agg_cmp_len_flags_type; #define RX_AGG_CMP_TYPE (0x3f << 0) #define RX_AGG_CMP_LEN (0xffff << 16) #define RX_AGG_CMP_LEN_SHIFT 16 u32 rx_agg_cmp_opaque; __le32 rx_agg_cmp_v; #define RX_AGG_CMP_V (1 << 0) __le32 rx_agg_cmp_unused; }; struct rx_tpa_start_cmp { __le32 rx_tpa_start_cmp_len_flags_type; #define RX_TPA_START_CMP_TYPE (0x3f << 0) #define RX_TPA_START_CMP_FLAGS (0x3ff << 6) #define RX_TPA_START_CMP_FLAGS_SHIFT 6 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7) #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7) #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7) #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7) #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7) #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10) #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12) #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12) #define RX_TPA_START_CMP_LEN (0xffff << 16) #define RX_TPA_START_CMP_LEN_SHIFT 16 u32 rx_tpa_start_cmp_opaque; __le32 rx_tpa_start_cmp_misc_v1; #define RX_TPA_START_CMP_V1 (0x1 << 0) #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9) #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25) #define RX_TPA_START_CMP_AGG_ID_SHIFT 25 __le32 rx_tpa_start_cmp_rss_hash; }; #define TPA_START_HASH_VALID(rx_tpa_start) \ ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \ cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID)) #define TPA_START_HASH_TYPE(rx_tpa_start) \ (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \ RX_TPA_START_CMP_RSS_HASH_TYPE) >> \ RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK) #define TPA_START_AGG_ID(rx_tpa_start) \ ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \ RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT) struct rx_tpa_start_cmp_ext { __le32 rx_tpa_start_cmp_flags2; #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0) #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1) #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2) #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3) __le32 rx_tpa_start_cmp_metadata; __le32 rx_tpa_start_cmp_cfa_code_v2; #define RX_TPA_START_CMP_V2 (0x1 << 0) #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16) #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16 __le32 rx_tpa_start_cmp_unused5; }; struct rx_tpa_end_cmp { __le32 rx_tpa_end_cmp_len_flags_type; #define RX_TPA_END_CMP_TYPE (0x3f << 0) #define RX_TPA_END_CMP_FLAGS (0x3ff << 6) #define RX_TPA_END_CMP_FLAGS_SHIFT 6 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7) #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7) #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7) #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7) #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7) #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10) #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12) #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12) #define RX_TPA_END_CMP_LEN (0xffff << 16) #define RX_TPA_END_CMP_LEN_SHIFT 16 u32 rx_tpa_end_cmp_opaque; __le32 rx_tpa_end_cmp_misc_v1; #define RX_TPA_END_CMP_V1 (0x1 << 0) #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1) #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8) #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16) #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25) #define RX_TPA_END_CMP_AGG_ID_SHIFT 25 __le32 rx_tpa_end_cmp_tsdelta; #define RX_TPA_END_GRO_TS (0x1 << 31) }; #define TPA_END_AGG_ID(rx_tpa_end) \ ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT) #define TPA_END_TPA_SEGS(rx_tpa_end) \ ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT) #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \ cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \ RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS) #define TPA_END_GRO(rx_tpa_end) \ ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \ RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO) #define TPA_END_GRO_TS(rx_tpa_end) \ ((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & cpu_to_le32(RX_TPA_END_GRO_TS)) struct rx_tpa_end_cmp_ext { __le32 rx_tpa_end_cmp_dup_acks; #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0) __le32 rx_tpa_end_cmp_seg_len; #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0) __le32 rx_tpa_end_cmp_errors_v2; #define RX_TPA_END_CMP_V2 (0x1 << 0) #define RX_TPA_END_CMP_ERRORS (0x7fff << 1) #define RX_TPA_END_CMPL_ERRORS_SHIFT 1 u32 rx_tpa_end_cmp_start_opaque; }; #define DB_IDX_MASK 0xffffff #define DB_IDX_VALID (0x1 << 26) #define DB_IRQ_DIS (0x1 << 27) #define DB_KEY_TX (0x0 << 28) #define DB_KEY_RX (0x1 << 28) #define DB_KEY_CP (0x2 << 28) #define DB_KEY_ST (0x3 << 28) #define DB_KEY_TX_PUSH (0x4 << 28) #define DB_LONG_TX_PUSH (0x2 << 24) #define INVALID_HW_RING_ID ((u16)-1) #define BNXT_RSS_HASH_TYPE_FLAG_IPV4 0x01 #define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV4 0x02 #define BNXT_RSS_HASH_TYPE_FLAG_IPV6 0x04 #define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV6 0x08 /* The hardware supports certain page sizes. Use the supported page sizes * to allocate the rings. */ #if (PAGE_SHIFT < 12) #define BNXT_PAGE_SHIFT 12 #elif (PAGE_SHIFT <= 13) #define BNXT_PAGE_SHIFT PAGE_SHIFT #elif (PAGE_SHIFT < 16) #define BNXT_PAGE_SHIFT 13 #else #define BNXT_PAGE_SHIFT 16 #endif #define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT) #define BNXT_MIN_PKT_SIZE 45 #define BNXT_NUM_TESTS(bp) 0 #define BNXT_DEFAULT_RX_RING_SIZE 511 #define BNXT_DEFAULT_TX_RING_SIZE 511 #define MAX_TPA 64 #define MAX_RX_PAGES 8 #define MAX_RX_AGG_PAGES 32 #define MAX_TX_PAGES 8 #define MAX_CP_PAGES 64 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd)) #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd)) #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp)) #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT) #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT) #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT) #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT) #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT) #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT) #define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1) #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1) #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1) #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1)) #define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) #define TX_IDX(x) ((x) & (TX_DESC_CNT - 1)) #define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) #define CP_IDX(x) ((x) & (CP_DESC_CNT - 1)) #define TX_CMP_VALID(txcmp, raw_cons) \ (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \ !((raw_cons) & bp->cp_bit)) #define RX_CMP_VALID(rxcmp1, raw_cons) \ (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\ !((raw_cons) & bp->cp_bit)) #define RX_AGG_CMP_VALID(agg, raw_cons) \ (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \ !((raw_cons) & bp->cp_bit)) #define TX_CMP_TYPE(txcmp) \ (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE) #define RX_CMP_TYPE(rxcmp) \ (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE) #define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask) #define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask) #define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask) #define ADV_RAW_CMP(idx, n) ((idx) + (n)) #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1) #define RING_CMP(idx) ((idx) & bp->cp_ring_mask) #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1)) #define HWRM_CMD_TIMEOUT 500 #define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4) #define HWRM_RESP_ERR_CODE_MASK 0xffff #define HWRM_RESP_LEN_MASK 0xffff0000 #define HWRM_RESP_LEN_SFT 16 #define HWRM_RESP_VALID_MASK 0xff000000 #define BNXT_HWRM_REQ_MAX_SIZE 128 #define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \ BNXT_HWRM_REQ_MAX_SIZE) struct bnxt_sw_tx_bd { struct sk_buff *skb; DEFINE_DMA_UNMAP_ADDR(mapping); u8 is_gso; u8 is_push; unsigned short nr_frags; }; struct bnxt_sw_rx_bd { u8 *data; DEFINE_DMA_UNMAP_ADDR(mapping); }; struct bnxt_sw_rx_agg_bd { struct page *page; dma_addr_t mapping; }; struct bnxt_ring_struct { int nr_pages; int page_size; void **pg_arr; dma_addr_t *dma_arr; __le64 *pg_tbl; dma_addr_t pg_tbl_map; int vmem_size; void **vmem; u16 fw_ring_id; /* Ring id filled by Chimp FW */ u8 queue_id; }; struct tx_push_bd { __le32 doorbell; __le32 tx_bd_len_flags_type; u32 tx_bd_opaque; struct tx_bd_ext txbd2; }; struct tx_push_buffer { struct tx_push_bd push_bd; u32 data[25]; }; struct bnxt_tx_ring_info { struct bnxt_napi *bnapi; u16 tx_prod; u16 tx_cons; void __iomem *tx_doorbell; struct tx_bd *tx_desc_ring[MAX_TX_PAGES]; struct bnxt_sw_tx_bd *tx_buf_ring; dma_addr_t tx_desc_mapping[MAX_TX_PAGES]; struct tx_push_buffer *tx_push; dma_addr_t tx_push_mapping; __le64 data_mapping; #define BNXT_DEV_STATE_CLOSING 0x1 u32 dev_state; struct bnxt_ring_struct tx_ring_struct; }; struct bnxt_tpa_info { u8 *data; dma_addr_t mapping; u16 len; unsigned short gso_type; u32 flags2; u32 metadata; enum pkt_hash_types hash_type; u32 rss_hash; }; struct bnxt_rx_ring_info { struct bnxt_napi *bnapi; u16 rx_prod; u16 rx_agg_prod; u16 rx_sw_agg_prod; void __iomem *rx_doorbell; void __iomem *rx_agg_doorbell; struct rx_bd *rx_desc_ring[MAX_RX_PAGES]; struct bnxt_sw_rx_bd *rx_buf_ring; struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES]; struct bnxt_sw_rx_agg_bd *rx_agg_ring; unsigned long *rx_agg_bmap; u16 rx_agg_bmap_size; dma_addr_t rx_desc_mapping[MAX_RX_PAGES]; dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES]; struct bnxt_tpa_info *rx_tpa; struct bnxt_ring_struct rx_ring_struct; struct bnxt_ring_struct rx_agg_ring_struct; }; struct bnxt_cp_ring_info { u32 cp_raw_cons; void __iomem *cp_doorbell; struct tx_cmp *cp_desc_ring[MAX_CP_PAGES]; dma_addr_t cp_desc_mapping[MAX_CP_PAGES]; struct ctx_hw_stats *hw_stats; dma_addr_t hw_stats_map; u32 hw_stats_ctx_id; u64 rx_l4_csum_errors; struct bnxt_ring_struct cp_ring_struct; }; struct bnxt_napi { struct napi_struct napi; struct bnxt *bp; int index; struct bnxt_cp_ring_info cp_ring; struct bnxt_rx_ring_info *rx_ring; struct bnxt_tx_ring_info *tx_ring; #ifdef CONFIG_NET_RX_BUSY_POLL atomic_t poll_state; #endif }; #ifdef CONFIG_NET_RX_BUSY_POLL enum bnxt_poll_state_t { BNXT_STATE_IDLE = 0, BNXT_STATE_NAPI, BNXT_STATE_POLL, BNXT_STATE_DISABLE, }; #endif struct bnxt_irq { irq_handler_t handler; unsigned int vector; u8 requested; char name[IFNAMSIZ + 2]; }; #define HWRM_RING_ALLOC_TX 0x1 #define HWRM_RING_ALLOC_RX 0x2 #define HWRM_RING_ALLOC_AGG 0x4 #define HWRM_RING_ALLOC_CMPL 0x8 #define INVALID_STATS_CTX_ID -1 struct hwrm_cmd_req_hdr { #define HWRM_CMPL_RING_MASK 0xffff0000 #define HWRM_CMPL_RING_SFT 16 __le32 cmpl_ring_req_type; #define HWRM_SEQ_ID_MASK 0xffff #define HWRM_SEQ_ID_INVALID -1 #define HWRM_RESP_LEN_OFFSET 4 #define HWRM_TARGET_FID_MASK 0xffff0000 #define HWRM_TARGET_FID_SFT 16 __le32 target_id_seq_id; __le64 resp_addr; }; struct bnxt_ring_grp_info { u16 fw_stats_ctx; u16 fw_grp_id; u16 rx_fw_ring_id; u16 agg_fw_ring_id; u16 cp_fw_ring_id; }; struct bnxt_vnic_info { u16 fw_vnic_id; /* returned by Chimp during alloc */ u16 fw_rss_cos_lb_ctx; u16 fw_l2_ctx_id; #define BNXT_MAX_UC_ADDRS 4 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS]; /* index 0 always dev_addr */ u16 uc_filter_count; u8 *uc_list; u16 *fw_grp_ids; u16 hash_type; dma_addr_t rss_table_dma_addr; __le16 *rss_table; dma_addr_t rss_hash_key_dma_addr; u64 *rss_hash_key; u32 rx_mask; u8 *mc_list; int mc_list_size; int mc_list_count; dma_addr_t mc_list_mapping; #define BNXT_MAX_MC_ADDRS 16 u32 flags; #define BNXT_VNIC_RSS_FLAG 1 #define BNXT_VNIC_RFS_FLAG 2 #define BNXT_VNIC_MCAST_FLAG 4 #define BNXT_VNIC_UCAST_FLAG 8 }; #if defined(CONFIG_BNXT_SRIOV) struct bnxt_vf_info { u16 fw_fid; u8 mac_addr[ETH_ALEN]; u16 max_rsscos_ctxs; u16 max_cp_rings; u16 max_tx_rings; u16 max_rx_rings; u16 max_hw_ring_grps; u16 max_l2_ctxs; u16 max_irqs; u16 max_vnics; u16 max_stat_ctxs; u16 vlan; u32 flags; #define BNXT_VF_QOS 0x1 #define BNXT_VF_SPOOFCHK 0x2 #define BNXT_VF_LINK_FORCED 0x4 #define BNXT_VF_LINK_UP 0x8 u32 func_flags; /* func cfg flags */ u32 min_tx_rate; u32 max_tx_rate; void *hwrm_cmd_req_addr; dma_addr_t hwrm_cmd_req_dma_addr; }; #endif struct bnxt_pf_info { #define BNXT_FIRST_PF_FID 1 #define BNXT_FIRST_VF_FID 128 u32 fw_fid; u8 port_id; u8 mac_addr[ETH_ALEN]; u16 max_rsscos_ctxs; u16 max_cp_rings; u16 max_tx_rings; /* HW assigned max tx rings for this PF */ u16 max_rx_rings; /* HW assigned max rx rings for this PF */ u16 max_hw_ring_grps; u16 max_irqs; u16 max_l2_ctxs; u16 max_vnics; u16 max_stat_ctxs; u32 first_vf_id; u16 active_vfs; u16 max_vfs; u32 max_encap_records; u32 max_decap_records; u32 max_tx_em_flows; u32 max_tx_wm_flows; u32 max_rx_em_flows; u32 max_rx_wm_flows; unsigned long *vf_event_bmap; u16 hwrm_cmd_req_pages; void *hwrm_cmd_req_addr[4]; dma_addr_t hwrm_cmd_req_dma_addr[4]; struct bnxt_vf_info *vf; }; struct bnxt_ntuple_filter { struct hlist_node hash; u8 src_mac_addr[ETH_ALEN]; struct flow_keys fkeys; __le64 filter_id; u16 sw_id; u16 rxq; u32 flow_id; unsigned long state; #define BNXT_FLTR_VALID 0 #define BNXT_FLTR_UPDATE 1 }; #define BNXT_ALL_COPPER_ETHTOOL_SPEED \ (ADVERTISED_100baseT_Full | ADVERTISED_1000baseT_Full | \ ADVERTISED_10000baseT_Full) struct bnxt_link_info { u8 media_type; u8 transceiver; u8 phy_addr; u8 phy_link_status; #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK u8 wire_speed; u8 loop_back; u8 link_up; u8 duplex; #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_HALF #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_FULL u8 pause; #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \ PORT_PHY_QCFG_RESP_PAUSE_TX) u8 auto_pause_setting; u8 force_pause_setting; u8 duplex_setting; u8 auto_mode; #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \ (mode) <= BNXT_LINK_AUTO_MSK) #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_MASK #define PHY_VER_LEN 3 u8 phy_ver[PHY_VER_LEN]; u16 link_speed; #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB u16 support_speeds; u16 auto_link_speeds; #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB u16 auto_link_speed; u16 force_link_speed; u32 preemphasis; /* copy of requested setting from ethtool cmd */ u8 autoneg; #define BNXT_AUTONEG_SPEED 1 #define BNXT_AUTONEG_FLOW_CTRL 2 u8 req_duplex; u8 req_flow_ctrl; u16 req_link_speed; u32 advertising; bool force_link_chng; /* a copy of phy_qcfg output used to report link * info to VF */ struct hwrm_port_phy_qcfg_output phy_qcfg_resp; }; #define BNXT_MAX_QUEUE 8 struct bnxt_queue_info { u8 queue_id; u8 queue_profile; }; #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014 #define BNXT_CAG_REG_BASE 0x300000 struct bnxt { void __iomem *bar0; void __iomem *bar1; void __iomem *bar2; u32 reg_base; struct net_device *dev; struct pci_dev *pdev; atomic_t intr_sem; u32 flags; #define BNXT_FLAG_DCB_ENABLED 0x1 #define BNXT_FLAG_VF 0x2 #define BNXT_FLAG_LRO 0x4 #ifdef CONFIG_INET #define BNXT_FLAG_GRO 0x8 #else /* Cannot support hardware GRO if CONFIG_INET is not set */ #define BNXT_FLAG_GRO 0x0 #endif #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO) #define BNXT_FLAG_JUMBO 0x10 #define BNXT_FLAG_STRIP_VLAN 0x20 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \ BNXT_FLAG_LRO) #define BNXT_FLAG_USING_MSIX 0x40 #define BNXT_FLAG_MSIX_CAP 0x80 #define BNXT_FLAG_RFS 0x100 #define BNXT_FLAG_SHARED_RINGS 0x200 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \ BNXT_FLAG_RFS | \ BNXT_FLAG_STRIP_VLAN) #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF)) #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF) struct bnxt_napi **bnapi; struct bnxt_rx_ring_info *rx_ring; struct bnxt_tx_ring_info *tx_ring; u32 rx_buf_size; u32 rx_buf_use_size; /* useable size */ u32 rx_ring_size; u32 rx_agg_ring_size; u32 rx_copy_thresh; u32 rx_ring_mask; u32 rx_agg_ring_mask; int rx_nr_pages; int rx_agg_nr_pages; int rx_nr_rings; int rsscos_nr_ctxs; u32 tx_ring_size; u32 tx_ring_mask; int tx_nr_pages; int tx_nr_rings; int tx_nr_rings_per_tc; int tx_wake_thresh; int tx_push_thresh; int tx_push_size; u32 cp_ring_size; u32 cp_ring_mask; u32 cp_bit; int cp_nr_pages; int cp_nr_rings; int num_stat_ctxs; /* grp_info indexed by completion ring index */ struct bnxt_ring_grp_info *grp_info; struct bnxt_vnic_info *vnic_info; int nr_vnics; u8 max_tc; struct bnxt_queue_info q_info[BNXT_MAX_QUEUE]; unsigned int current_interval; #define BNXT_TIMER_INTERVAL (HZ / 2) struct timer_list timer; unsigned long state; #define BNXT_STATE_OPEN 0 #define BNXT_STATE_IN_SP_TASK 1 struct bnxt_irq *irq_tbl; u8 mac_addr[ETH_ALEN]; u32 msg_enable; u16 hwrm_cmd_seq; u32 hwrm_intr_seq_id; void *hwrm_cmd_resp_addr; dma_addr_t hwrm_cmd_resp_dma_addr; void *hwrm_dbg_resp_addr; dma_addr_t hwrm_dbg_resp_dma_addr; #define HWRM_DBG_REG_BUF_SIZE 128 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */ struct hwrm_ver_get_output ver_resp; #define FW_VER_STR_LEN 32 #define BC_HWRM_STR_LEN 21 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN) char fw_ver_str[FW_VER_STR_LEN]; __be16 vxlan_port; u8 vxlan_port_cnt; __le16 vxlan_fw_dst_port_id; u8 nge_port_cnt; __le16 nge_fw_dst_port_id; u16 rx_coal_ticks; u16 rx_coal_ticks_irq; u16 rx_coal_bufs; u16 rx_coal_bufs_irq; #define BNXT_USEC_TO_COAL_TIMER(x) ((x) * 25 / 2) struct work_struct sp_task; unsigned long sp_event; #define BNXT_RX_MASK_SP_EVENT 0 #define BNXT_RX_NTP_FLTR_SP_EVENT 1 #define BNXT_LINK_CHNG_SP_EVENT 2 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3 #define BNXT_VXLAN_ADD_PORT_SP_EVENT 4 #define BNXT_VXLAN_DEL_PORT_SP_EVENT 5 #define BNXT_RESET_TASK_SP_EVENT 6 #define BNXT_RST_RING_SP_EVENT 7 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8 struct bnxt_pf_info pf; #ifdef CONFIG_BNXT_SRIOV int nr_vfs; struct bnxt_vf_info vf; wait_queue_head_t sriov_cfg_wait; bool sriov_cfg; #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000) #endif #define BNXT_NTP_FLTR_MAX_FLTR 4096 #define BNXT_NTP_FLTR_HASH_SIZE 512 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1) struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE]; spinlock_t ntp_fltr_lock; /* for hash table add, del */ unsigned long *ntp_fltr_bmap; int ntp_fltr_count; struct bnxt_link_info link_info; }; #ifdef CONFIG_NET_RX_BUSY_POLL static inline void bnxt_enable_poll(struct bnxt_napi *bnapi) { atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE); } /* called from the NAPI poll routine to get ownership of a bnapi */ static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi) { int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE, BNXT_STATE_NAPI); return rc == BNXT_STATE_IDLE; } static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi) { atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE); } /* called from the busy poll routine to get ownership of a bnapi */ static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi) { int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE, BNXT_STATE_POLL); return rc == BNXT_STATE_IDLE; } static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi) { atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE); } static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi) { return atomic_read(&bnapi->poll_state) == BNXT_STATE_POLL; } static inline void bnxt_disable_poll(struct bnxt_napi *bnapi) { int old; while (1) { old = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE, BNXT_STATE_DISABLE); if (old == BNXT_STATE_IDLE) break; usleep_range(500, 5000); } } #else static inline void bnxt_enable_poll(struct bnxt_napi *bnapi) { } static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi) { return true; } static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi) { } static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi) { return false; } static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi) { } static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi) { return false; } static inline void bnxt_disable_poll(struct bnxt_napi *bnapi) { } #endif void bnxt_set_ring_params(struct bnxt *); void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16); int _hwrm_send_message(struct bnxt *, void *, u32, int); int hwrm_send_message(struct bnxt *, void *, u32, int); int bnxt_hwrm_set_coal(struct bnxt *); int bnxt_hwrm_func_qcaps(struct bnxt *); int bnxt_hwrm_set_pause(struct bnxt *); int bnxt_hwrm_set_link_setting(struct bnxt *, bool); int bnxt_open_nic(struct bnxt *, bool, bool); int bnxt_close_nic(struct bnxt *, bool, bool); int bnxt_get_max_rings(struct bnxt *, int *, int *, bool); #endif