bnx2x.h (aa1262b3876ec5249ff464618a7dcd46b3ca54e2) bnx2x.h (a848ade408b6bfab59d575d6c246efb20afe88e3)
1/* bnx2x.h: Broadcom Everest network driver.
2 *
3 * Copyright (c) 2007-2013 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *

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487enum bnx2x_tpa_mode_t {
488 TPA_MODE_LRO,
489 TPA_MODE_GRO
490};
491
492struct bnx2x_fastpath {
493 struct bnx2x *bp; /* parent */
494
1/* bnx2x.h: Broadcom Everest network driver.
2 *
3 * Copyright (c) 2007-2013 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *

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487enum bnx2x_tpa_mode_t {
488 TPA_MODE_LRO,
489 TPA_MODE_GRO
490};
491
492struct bnx2x_fastpath {
493 struct bnx2x *bp; /* parent */
494
495#define BNX2X_NAPI_WEIGHT 128
496 struct napi_struct napi;
497 union host_hc_status_block status_blk;
498 /* chip independed shortcuts into sb structure */
499 __le16 *sb_index_values;
500 __le16 *sb_running_index;
501 /* chip independed shortcut into rx_prods_offset memory */
502 u32 ustorm_rx_prods_offset;
503

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608/* number of NEXT_PAGE descriptors may be required during placement */
609#define NEXT_CNT_PER_TX_PKT(bds) \
610 (((bds) + MAX_TX_DESC_CNT - 1) / \
611 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
612/* max BDs per tx packet w/o next_pages:
613 * START_BD - describes packed
614 * START_BD(splitted) - includes unpaged data segment for GSO
615 * PARSING_BD - for TSO and CSUM data
495 struct napi_struct napi;
496 union host_hc_status_block status_blk;
497 /* chip independed shortcuts into sb structure */
498 __le16 *sb_index_values;
499 __le16 *sb_running_index;
500 /* chip independed shortcut into rx_prods_offset memory */
501 u32 ustorm_rx_prods_offset;
502

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607/* number of NEXT_PAGE descriptors may be required during placement */
608#define NEXT_CNT_PER_TX_PKT(bds) \
609 (((bds) + MAX_TX_DESC_CNT - 1) / \
610 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
611/* max BDs per tx packet w/o next_pages:
612 * START_BD - describes packed
613 * START_BD(splitted) - includes unpaged data segment for GSO
614 * PARSING_BD - for TSO and CSUM data
615 * PARSING_BD2 - for encapsulation data
616 * Frag BDs - decribes pages for frags
617 */
616 * Frag BDs - decribes pages for frags
617 */
618#define BDS_PER_TX_PKT 3
618#define BDS_PER_TX_PKT 4
619#define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
620/* max BDs per tx packet including next pages */
621#define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \
622 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
623
624/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
625#define NUM_RX_RINGS 8
626#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))

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725
726
727/* TX CSUM helpers */
728#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
729 skb->csum_offset)
730#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
731 skb->csum_offset))
732
619#define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
620/* max BDs per tx packet including next pages */
621#define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \
622 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
623
624/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
625#define NUM_RX_RINGS 8
626#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))

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725
726
727/* TX CSUM helpers */
728#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
729 skb->csum_offset)
730#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
731 skb->csum_offset))
732
733#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
733#define pbd_tcp_flags(tcp_hdr) (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff)
734
734
735#define XMIT_PLAIN 0
736#define XMIT_CSUM_V4 0x1
737#define XMIT_CSUM_V6 0x2
738#define XMIT_CSUM_TCP 0x4
739#define XMIT_GSO_V4 0x8
740#define XMIT_GSO_V6 0x10
735#define XMIT_PLAIN 0
736#define XMIT_CSUM_V4 (1 << 0)
737#define XMIT_CSUM_V6 (1 << 1)
738#define XMIT_CSUM_TCP (1 << 2)
739#define XMIT_GSO_V4 (1 << 3)
740#define XMIT_GSO_V6 (1 << 4)
741#define XMIT_CSUM_ENC_V4 (1 << 5)
742#define XMIT_CSUM_ENC_V6 (1 << 6)
743#define XMIT_GSO_ENC_V4 (1 << 7)
744#define XMIT_GSO_ENC_V6 (1 << 8)
741
745
742#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
743#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
746#define XMIT_CSUM_ENC (XMIT_CSUM_ENC_V4 | XMIT_CSUM_ENC_V6)
747#define XMIT_GSO_ENC (XMIT_GSO_ENC_V4 | XMIT_GSO_ENC_V6)
744
748
749#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6 | XMIT_CSUM_ENC)
750#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6 | XMIT_GSO_ENC)
745
746/* stuff added to make the code fit 80Col */
747#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
748#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
749#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
750#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
751#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
752

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1210enum {
1211 BNX2X_SP_RTNL_SETUP_TC,
1212 BNX2X_SP_RTNL_TX_TIMEOUT,
1213 BNX2X_SP_RTNL_FAN_FAILURE,
1214 BNX2X_SP_RTNL_AFEX_F_UPDATE,
1215 BNX2X_SP_RTNL_ENABLE_SRIOV,
1216 BNX2X_SP_RTNL_VFPF_MCAST,
1217 BNX2X_SP_RTNL_VFPF_STORM_RX_MODE,
751
752/* stuff added to make the code fit 80Col */
753#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
754#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
755#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
756#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
757#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
758

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1216enum {
1217 BNX2X_SP_RTNL_SETUP_TC,
1218 BNX2X_SP_RTNL_TX_TIMEOUT,
1219 BNX2X_SP_RTNL_FAN_FAILURE,
1220 BNX2X_SP_RTNL_AFEX_F_UPDATE,
1221 BNX2X_SP_RTNL_ENABLE_SRIOV,
1222 BNX2X_SP_RTNL_VFPF_MCAST,
1223 BNX2X_SP_RTNL_VFPF_STORM_RX_MODE,
1224 BNX2X_SP_RTNL_HYPERVISOR_VLAN,
1218};
1219
1220
1221struct bnx2x_prev_path_list {
1222 u8 bus;
1223 u8 slot;
1224 u8 path;
1225 struct list_head list;

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1276 /* we set aside a copy of the acquire response */
1277 struct pfvf_acquire_resp_tlv acquire_resp;
1278
1279 /* bulletin board for messages from pf to vf */
1280 union pf_vf_bulletin *pf2vf_bulletin;
1281 dma_addr_t pf2vf_bulletin_mapping;
1282
1283 struct pf_vf_bulletin_content old_bulletin;
1225};
1226
1227
1228struct bnx2x_prev_path_list {
1229 u8 bus;
1230 u8 slot;
1231 u8 path;
1232 struct list_head list;

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1283 /* we set aside a copy of the acquire response */
1284 struct pfvf_acquire_resp_tlv acquire_resp;
1285
1286 /* bulletin board for messages from pf to vf */
1287 union pf_vf_bulletin *pf2vf_bulletin;
1288 dma_addr_t pf2vf_bulletin_mapping;
1289
1290 struct pf_vf_bulletin_content old_bulletin;
1291
1292 u16 requested_nr_virtfn;
1284#endif /* CONFIG_BNX2X_SRIOV */
1285
1286 struct net_device *dev;
1287 struct pci_dev *pdev;
1288
1289 const struct iro *iro_arr;
1290#define IRO (bp->iro_arr)
1291

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1939 } while (ms > 0);
1940
1941 return val;
1942}
1943
1944void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id,
1945 bool is_pf);
1946
1293#endif /* CONFIG_BNX2X_SRIOV */
1294
1295 struct net_device *dev;
1296 struct pci_dev *pdev;
1297
1298 const struct iro *iro_arr;
1299#define IRO (bp->iro_arr)
1300

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1948 } while (ms > 0);
1949
1950 return val;
1951}
1952
1953void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id,
1954 bool is_pf);
1955
1947#define BNX2X_ILT_ZALLOC(x, y, size) \
1948 do { \
1949 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
1950 if (x) \
1951 memset(x, 0, size); \
1952 } while (0)
1956#define BNX2X_ILT_ZALLOC(x, y, size) \
1957 x = dma_alloc_coherent(&bp->pdev->dev, size, y, \
1958 GFP_KERNEL | __GFP_ZERO)
1953
1954#define BNX2X_ILT_FREE(x, y, size) \
1955 do { \
1956 if (x) { \
1957 dma_free_coherent(&bp->pdev->dev, size, x, y); \
1958 x = NULL; \
1959 y = 0; \
1960 } \

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2281
2282static const u32 dmae_reg_go_c[] = {
2283 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2284 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2285 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2286 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2287};
2288
1959
1960#define BNX2X_ILT_FREE(x, y, size) \
1961 do { \
1962 if (x) { \
1963 dma_free_coherent(&bp->pdev->dev, size, x, y); \
1964 x = NULL; \
1965 y = 0; \
1966 } \

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2287
2288static const u32 dmae_reg_go_c[] = {
2289 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2290 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2291 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2292 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2293};
2294
2289void bnx2x_set_ethtool_ops(struct net_device *netdev);
2295void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev);
2290void bnx2x_notify_link_changed(struct bnx2x *bp);
2291
2292#define BNX2X_MF_SD_PROTOCOL(bp) \
2293 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2294
2295#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2296 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
2297

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2297
2298#define BNX2X_MF_SD_PROTOCOL(bp) \
2299 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2300
2301#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2302 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
2303

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