diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1086 |
1 files changed, 1086 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h new file mode 100644 index 000000000000..4f2267ca482d --- /dev/null +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -0,0 +1,1086 @@ +/* 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 "0.1.24" + +#define DRV_VER_MAJ 0 +#define DRV_VER_MIN 1 +#define DRV_VER_UPD 24 + +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 RX_CMP_HASH_TYPE(rxcmp) \ + ((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\ + RX_CMP_RSS_HASH_TYPE_SHIFT) + +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) + +#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 1023 +#define BNXT_DEFAULT_TX_RING_SIZE 512 + +#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; + struct tx_bd txbd1; + struct tx_bd_ext txbd2; +}; + +struct bnxt_tx_ring_info { + 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_bd *tx_push; + dma_addr_t tx_push_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 { + 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_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_pf_tx_rings; /* runtime max tx rings owned by PF */ + u16 max_rx_rings; /* HW assigned max rx rings for this PF */ + u16 max_pf_rx_rings; /* runtime max rx rings owned by PF */ + 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; +}; + +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_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; + + 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; + 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; + + int state; +#define BNXT_STATE_CLOSED 0 +#define BNXT_STATE_OPEN 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 coal_ticks; + u16 coal_ticks_irq; + u16 coal_bufs; + u16 coal_bufs_irq; + +#define BNXT_USEC_TO_COAL_TIMER(x) ((x) * 25 / 2) +#define BNXT_COAL_TIMER_TO_USEC(x) ((x) * 2 / 25) + + 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 4 +#define BNXT_VXLAN_ADD_PORT_SP_EVENT 8 +#define BNXT_VXLAN_DEL_PORT_SP_EVENT 16 +#define BNXT_RESET_TASK_SP_EVENT 32 +#define BNXT_RST_RING_SP_EVENT 64 + + 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_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); +void bnxt_get_max_rings(struct bnxt *, int *, int *); +#endif |