diff options
Diffstat (limited to 'drivers/net/bnx2x.h')
| -rw-r--r-- | drivers/net/bnx2x.h | 1585 |
1 files changed, 828 insertions, 757 deletions
diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h index 8e68d06510a..4bf4f7b205f 100644 --- a/drivers/net/bnx2x.h +++ b/drivers/net/bnx2x.h @@ -14,39 +14,46 @@ #ifndef BNX2X_H #define BNX2X_H +/* compilation time flags */ + +/* define this to make the driver freeze on error to allow getting debug info + * (you will need to reboot afterwards) */ +/* #define BNX2X_STOP_ON_ERROR */ + /* error/debug prints */ -#define DRV_MODULE_NAME "bnx2x" -#define PFX DRV_MODULE_NAME ": " +#define DRV_MODULE_NAME "bnx2x" +#define PFX DRV_MODULE_NAME ": " /* for messages that are currently off */ -#define BNX2X_MSG_OFF 0 -#define BNX2X_MSG_MCP 0x10000 /* was: NETIF_MSG_HW */ -#define BNX2X_MSG_STATS 0x20000 /* was: NETIF_MSG_TIMER */ -#define NETIF_MSG_NVM 0x40000 /* was: NETIF_MSG_HW */ -#define NETIF_MSG_DMAE 0x80000 /* was: NETIF_MSG_HW */ +#define BNX2X_MSG_OFF 0 +#define BNX2X_MSG_MCP 0x010000 /* was: NETIF_MSG_HW */ +#define BNX2X_MSG_STATS 0x020000 /* was: NETIF_MSG_TIMER */ +#define BNX2X_MSG_NVM 0x040000 /* was: NETIF_MSG_HW */ +#define BNX2X_MSG_DMAE 0x080000 /* was: NETIF_MSG_HW */ #define BNX2X_MSG_SP 0x100000 /* was: NETIF_MSG_INTR */ #define BNX2X_MSG_FP 0x200000 /* was: NETIF_MSG_INTR */ -#define DP_LEVEL KERN_NOTICE /* was: KERN_DEBUG */ +#define DP_LEVEL KERN_NOTICE /* was: KERN_DEBUG */ /* regular debug print */ #define DP(__mask, __fmt, __args...) do { \ if (bp->msglevel & (__mask)) \ - printk(DP_LEVEL "[%s:%d(%s)]" __fmt, __FUNCTION__, \ - __LINE__, bp->dev?(bp->dev->name):"?", ##__args); \ + printk(DP_LEVEL "[%s:%d(%s)]" __fmt, __func__, __LINE__, \ + bp->dev?(bp->dev->name):"?", ##__args); \ } while (0) -/* for errors (never masked) */ -#define BNX2X_ERR(__fmt, __args...) do { \ - printk(KERN_ERR "[%s:%d(%s)]" __fmt, __FUNCTION__, \ - __LINE__, bp->dev?(bp->dev->name):"?", ##__args); \ +/* errors debug print */ +#define BNX2X_DBG_ERR(__fmt, __args...) do { \ + if (bp->msglevel & NETIF_MSG_PROBE) \ + printk(KERN_ERR "[%s:%d(%s)]" __fmt, __func__, __LINE__, \ + bp->dev?(bp->dev->name):"?", ##__args); \ } while (0) -/* for logging (never masked) */ -#define BNX2X_LOG(__fmt, __args...) do { \ - printk(KERN_NOTICE "[%s:%d(%s)]" __fmt, __FUNCTION__, \ - __LINE__, bp->dev?(bp->dev->name):"?", ##__args); \ +/* for errors (never masked) */ +#define BNX2X_ERR(__fmt, __args...) do { \ + printk(KERN_ERR "[%s:%d(%s)]" __fmt, __func__, __LINE__, \ + bp->dev?(bp->dev->name):"?", ##__args); \ } while (0) /* before we have a dev->name use dev_info() */ @@ -60,7 +67,7 @@ #define bnx2x_panic() do { \ bp->panic = 1; \ BNX2X_ERR("driver assert\n"); \ - bnx2x_disable_int(bp); \ + bnx2x_int_disable(bp); \ bnx2x_panic_dump(bp); \ } while (0) #else @@ -71,164 +78,412 @@ #endif -#define U64_LO(x) (((u64)x) & 0xffffffff) -#define U64_HI(x) (((u64)x) >> 32) -#define HILO_U64(hi, lo) (((u64)hi << 32) + lo) +#ifdef NETIF_F_HW_VLAN_TX +#define BCM_VLAN 1 +#endif + +#define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff) +#define U64_HI(x) (u32)(((u64)(x)) >> 32) +#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo)) -#define REG_ADDR(bp, offset) (bp->regview + offset) -#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset)) -#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset)) -#define REG_RD64(bp, offset) readq(REG_ADDR(bp, offset)) +#define REG_ADDR(bp, offset) (bp->regview + offset) -#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset)) +#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset)) +#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset)) +#define REG_RD64(bp, offset) readq(REG_ADDR(bp, offset)) + +#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset)) #define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset)) -#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset)) -#define REG_WR32(bp, offset, val) REG_WR(bp, offset, val) +#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset)) +#define REG_WR32(bp, offset, val) REG_WR(bp, offset, val) + +#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset) +#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val) -#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset) -#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val) +#define REG_RD_DMAE(bp, offset, valp, len32) \ + do { \ + bnx2x_read_dmae(bp, offset, len32);\ + memcpy(valp, bnx2x_sp(bp, wb_data[0]), len32 * 4); \ + } while (0) -#define REG_WR_DMAE(bp, offset, val, len32) \ +#define REG_WR_DMAE(bp, offset, valp, len32) \ do { \ - memcpy(bnx2x_sp(bp, wb_data[0]), val, len32 * 4); \ + memcpy(bnx2x_sp(bp, wb_data[0]), valp, len32 * 4); \ bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \ offset, len32); \ } while (0) -#define SHMEM_RD(bp, type) \ - REG_RD(bp, bp->shmem_base + offsetof(struct shmem_region, type)) -#define SHMEM_WR(bp, type, val) \ - REG_WR(bp, bp->shmem_base + offsetof(struct shmem_region, type), val) +#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \ + offsetof(struct shmem_region, field)) +#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field)) +#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val) #define NIG_WR(reg, val) REG_WR(bp, reg, val) -#define EMAC_WR(reg, val) REG_WR(bp, emac_base + reg, val) -#define BMAC_WR(reg, val) REG_WR(bp, GRCBASE_NIG + bmac_addr + reg, val) +#define EMAC_WR(reg, val) REG_WR(bp, emac_base + reg, val) +#define BMAC_WR(reg, val) REG_WR(bp, GRCBASE_NIG + bmac_addr + reg, val) -#define for_each_queue(bp, var) for (var = 0; var < bp->num_queues; var++) +#define for_each_queue(bp, var) for (var = 0; var < bp->num_queues; var++) #define for_each_nondefault_queue(bp, var) \ for (var = 1; var < bp->num_queues; var++) -#define is_multi(bp) (bp->num_queues > 1) +#define is_multi(bp) (bp->num_queues > 1) -struct regp { - u32 lo; - u32 hi; +/* fast path */ + +struct sw_rx_bd { + struct sk_buff *skb; + DECLARE_PCI_UNMAP_ADDR(mapping) +}; + +struct sw_tx_bd { + struct sk_buff *skb; + u16 first_bd; }; -struct bmac_stats { - struct regp tx_gtpkt; - struct regp tx_gtxpf; - struct regp tx_gtfcs; - struct regp tx_gtmca; - struct regp tx_gtgca; - struct regp tx_gtfrg; - struct regp tx_gtovr; - struct regp tx_gt64; - struct regp tx_gt127; - struct regp tx_gt255; /* 10 */ - struct regp tx_gt511; - struct regp tx_gt1023; - struct regp tx_gt1518; - struct regp tx_gt2047; - struct regp tx_gt4095; - struct regp tx_gt9216; - struct regp tx_gt16383; - struct regp tx_gtmax; - struct regp tx_gtufl; - struct regp tx_gterr; /* 20 */ - struct regp tx_gtbyt; - - struct regp rx_gr64; - struct regp rx_gr127; - struct regp rx_gr255; - struct regp rx_gr511; - struct regp rx_gr1023; - struct regp rx_gr1518; - struct regp rx_gr2047; - struct regp rx_gr4095; - struct regp rx_gr9216; /* 30 */ - struct regp rx_gr16383; - struct regp rx_grmax; - struct regp rx_grpkt; - struct regp rx_grfcs; - struct regp rx_grmca; - struct regp rx_grbca; - struct regp rx_grxcf; - struct regp rx_grxpf; - struct regp rx_grxuo; - struct regp rx_grjbr; /* 40 */ - struct regp rx_grovr; - struct regp rx_grflr; - struct regp rx_grmeg; - struct regp rx_grmeb; - struct regp rx_grbyt; - struct regp rx_grund; - struct regp rx_grfrg; - struct regp rx_grerb; - struct regp rx_grfre; - struct regp rx_gripj; /* 50 */ +struct sw_rx_page { + struct page *page; + DECLARE_PCI_UNMAP_ADDR(mapping) }; -struct emac_stats { - u32 rx_ifhcinoctets ; - u32 rx_ifhcinbadoctets ; - u32 rx_etherstatsfragments ; - u32 rx_ifhcinucastpkts ; - u32 rx_ifhcinmulticastpkts ; - u32 rx_ifhcinbroadcastpkts ; - u32 rx_dot3statsfcserrors ; - u32 rx_dot3statsalignmenterrors ; - u32 rx_dot3statscarriersenseerrors ; - u32 rx_xonpauseframesreceived ; /* 10 */ - u32 rx_xoffpauseframesreceived ; - u32 rx_maccontrolframesreceived ; - u32 rx_xoffstateentered ; - u32 rx_dot3statsframestoolong ; - u32 rx_etherstatsjabbers ; - u32 rx_etherstatsundersizepkts ; - u32 rx_etherstatspkts64octets ; - u32 rx_etherstatspkts65octetsto127octets ; - u32 rx_etherstatspkts128octetsto255octets ; - u32 rx_etherstatspkts256octetsto511octets ; /* 20 */ - u32 rx_etherstatspkts512octetsto1023octets ; - u32 rx_etherstatspkts1024octetsto1522octets; - u32 rx_etherstatspktsover1522octets ; - - u32 rx_falsecarriererrors ; - - u32 tx_ifhcoutoctets ; - u32 tx_ifhcoutbadoctets ; - u32 tx_etherstatscollisions ; - u32 tx_outxonsent ; - u32 tx_outxoffsent ; - u32 tx_flowcontroldone ; /* 30 */ - u32 tx_dot3statssinglecollisionframes ; - u32 tx_dot3statsmultiplecollisionframes ; - u32 tx_dot3statsdeferredtransmissions ; - u32 tx_dot3statsexcessivecollisions ; - u32 tx_dot3statslatecollisions ; - u32 tx_ifhcoutucastpkts ; - u32 tx_ifhcoutmulticastpkts ; - u32 tx_ifhcoutbroadcastpkts ; - u32 tx_etherstatspkts64octets ; - u32 tx_etherstatspkts65octetsto127octets ; /* 40 */ - u32 tx_etherstatspkts128octetsto255octets ; - u32 tx_etherstatspkts256octetsto511octets ; - u32 tx_etherstatspkts512octetsto1023octets ; - u32 tx_etherstatspkts1024octetsto1522octet ; - u32 tx_etherstatspktsover1522octets ; - u32 tx_dot3statsinternalmactransmiterrors ; /* 46 */ + +/* MC hsi */ +#define BCM_PAGE_SHIFT 12 +#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT) +#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1)) +#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK) + +#define PAGES_PER_SGE_SHIFT 0 +#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT) + +/* SGE ring related macros */ +#define NUM_RX_SGE_PAGES 2 +#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge)) +#define MAX_RX_SGE_CNT (RX_SGE_CNT - 2) +/* RX_SGE_CNT is promissed to be a power of 2 */ +#define RX_SGE_MASK (RX_SGE_CNT - 1) +#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES) +#define MAX_RX_SGE (NUM_RX_SGE - 1) +#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \ + (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1) +#define RX_SGE(x) ((x) & MAX_RX_SGE) + +/* SGE producer mask related macros */ +/* Number of bits in one sge_mask array element */ +#define RX_SGE_MASK_ELEM_SZ 64 +#define RX_SGE_MASK_ELEM_SHIFT 6 +#define RX_SGE_MASK_ELEM_MASK ((u64)RX_SGE_MASK_ELEM_SZ - 1) + +/* Creates a bitmask of all ones in less significant bits. + idx - index of the most significant bit in the created mask */ +#define RX_SGE_ONES_MASK(idx) \ + (((u64)0x1 << (((idx) & RX_SGE_MASK_ELEM_MASK) + 1)) - 1) +#define RX_SGE_MASK_ELEM_ONE_MASK ((u64)(~0)) + +/* Number of u64 elements in SGE mask array */ +#define RX_SGE_MASK_LEN ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \ + RX_SGE_MASK_ELEM_SZ) +#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1) +#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK) + + +struct bnx2x_fastpath { + + struct napi_struct napi; + + struct host_status_block *status_blk; + dma_addr_t status_blk_mapping; + + struct eth_tx_db_data *hw_tx_prods; + dma_addr_t tx_prods_mapping; + + struct sw_tx_bd *tx_buf_ring; + + struct eth_tx_bd *tx_desc_ring; + dma_addr_t tx_desc_mapping; + + struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */ + struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */ + + struct eth_rx_bd *rx_desc_ring; + dma_addr_t rx_desc_mapping; + + union eth_rx_cqe *rx_comp_ring; + dma_addr_t rx_comp_mapping; + + /* SGE ring */ + struct eth_rx_sge *rx_sge_ring; + dma_addr_t rx_sge_mapping; + + u64 sge_mask[RX_SGE_MASK_LEN]; + + int state; +#define BNX2X_FP_STATE_CLOSED 0 +#define BNX2X_FP_STATE_IRQ 0x80000 +#define BNX2X_FP_STATE_OPENING 0x90000 +#define BNX2X_FP_STATE_OPEN 0xa0000 +#define BNX2X_FP_STATE_HALTING 0xb0000 +#define BNX2X_FP_STATE_HALTED 0xc0000 + + u8 index; /* number in fp array */ + u8 cl_id; /* eth client id */ + u8 sb_id; /* status block number in HW */ +#define FP_IDX(fp) (fp->index) +#define FP_CL_ID(fp) (fp->cl_id) +#define BP_CL_ID(bp) (bp->fp[0].cl_id) +#define FP_SB_ID(fp) (fp->sb_id) +#define CNIC_SB_ID 0 + + u16 tx_pkt_prod; + u16 tx_pkt_cons; + u16 tx_bd_prod; + u16 tx_bd_cons; + u16 *tx_cons_sb; + + u16 fp_c_idx; + u16 fp_u_idx; + + u16 rx_bd_prod; + u16 rx_bd_cons; + u16 rx_comp_prod; + u16 rx_comp_cons; + u16 rx_sge_prod; + /* The last maximal completed SGE */ + u16 last_max_sge; + u16 *rx_cons_sb; + u16 *rx_bd_cons_sb; + + unsigned long tx_pkt, + rx_pkt, + rx_calls, + rx_alloc_failed; + /* TPA related */ + struct sw_rx_bd tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H]; + u8 tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H]; +#define BNX2X_TPA_START 1 +#define BNX2X_TPA_STOP 2 + u8 disable_tpa; +#ifdef BNX2X_STOP_ON_ERROR + u64 tpa_queue_used; +#endif + + struct bnx2x *bp; /* parent */ }; -union mac_stats { - struct emac_stats emac; - struct bmac_stats bmac; +#define bnx2x_fp(bp, nr, var) (bp->fp[nr].var) + + +/* MC hsi */ +#define MAX_FETCH_BD 13 /* HW max BDs per packet */ +#define RX_COPY_THRESH 92 + +#define NUM_TX_RINGS 16 +#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_tx_bd)) +#define MAX_TX_DESC_CNT (TX_DESC_CNT - 1) +#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS) +#define MAX_TX_BD (NUM_TX_BD - 1) +#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2) +#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \ + (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1) +#define TX_BD(x) ((x) & MAX_TX_BD) +#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT) + +/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */ +#define NUM_RX_RINGS 8 +#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd)) +#define MAX_RX_DESC_CNT (RX_DESC_CNT - 2) +#define RX_DESC_MASK (RX_DESC_CNT - 1) +#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS) +#define MAX_RX_BD (NUM_RX_BD - 1) +#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2) +#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \ + (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1) +#define RX_BD(x) ((x) & MAX_RX_BD) + +/* As long as CQE is 4 times bigger than BD entry we have to allocate + 4 times more pages for CQ ring in order to keep it balanced with + BD ring */ +#define NUM_RCQ_RINGS (NUM_RX_RINGS * 4) +#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe)) +#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - 1) +#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS) +#define MAX_RCQ_BD (NUM_RCQ_BD - 1) +#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2) +#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \ + (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1) +#define RCQ_BD(x) ((x) & MAX_RCQ_BD) + + +/* This is needed for determening of last_max */ +#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b)) + +#define __SGE_MASK_SET_BIT(el, bit) \ + do { \ + el = ((el) | ((u64)0x1 << (bit))); \ + } while (0) + +#define __SGE_MASK_CLEAR_BIT(el, bit) \ + do { \ + el = ((el) & (~((u64)0x1 << (bit)))); \ + } while (0) + +#define SGE_MASK_SET_BIT(fp, idx) \ + __SGE_MASK_SET_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \ + ((idx) & RX_SGE_MASK_ELEM_MASK)) + +#define SGE_MASK_CLEAR_BIT(fp, idx) \ + __SGE_MASK_CLEAR_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \ + ((idx) & RX_SGE_MASK_ELEM_MASK)) + + +/* used on a CID received from the HW */ +#define SW_CID(x) (le32_to_cpu(x) & \ + (COMMON_RAMROD_ETH_RX_CQE_CID >> 7)) +#define CQE_CMD(x) (le32_to_cpu(x) >> \ + COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT) + +#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \ + le32_to_cpu((bd)->addr_lo)) +#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes)) + + +#define DPM_TRIGER_TYPE 0x40 +#define DOORBELL(bp, cid, val) \ + do { \ + writel((u32)val, (bp)->doorbells + (BCM_PAGE_SIZE * cid) + \ + DPM_TRIGER_TYPE); \ + } while (0) + + +/* TX CSUM helpers */ +#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \ + skb->csum_offset) +#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \ + skb->csum_offset)) + +#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff) + +#define XMIT_PLAIN 0 +#define XMIT_CSUM_V4 0x1 +#define XMIT_CSUM_V6 0x2 +#define XMIT_CSUM_TCP 0x4 +#define XMIT_GSO_V4 0x8 +#define XMIT_GSO_V6 0x10 + +#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6) +#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6) + + +/* stuff added to make the code fit 80Col */ + +#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE) + +#define TPA_TYPE_START ETH_FAST_PATH_RX_CQE_START_FLG +#define TPA_TYPE_END ETH_FAST_PATH_RX_CQE_END_FLG +#define TPA_TYPE(cqe_fp_flags) ((cqe_fp_flags) & \ + (TPA_TYPE_START | TPA_TYPE_END)) + +#define BNX2X_RX_SUM_OK(cqe) \ + (!(cqe->fast_path_cqe.status_flags & \ + (ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG | \ + ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG))) + +#define BNX2X_RX_SUM_FIX(cqe) \ + ((le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & \ + PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) == \ + (1 << PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT)) + +#define ETH_RX_ERROR_FALGS (ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG | \ + ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG | \ + ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG) + + +#define FP_USB_FUNC_OFF (2 + 2*HC_USTORM_SB_NUM_INDICES) +#define FP_CSB_FUNC_OFF (2 + 2*HC_CSTORM_SB_NUM_INDICES) + +#define U_SB_ETH_RX_CQ_INDEX HC_INDEX_U_ETH_RX_CQ_CONS +#define U_SB_ETH_RX_BD_INDEX HC_INDEX_U_ETH_RX_BD_CONS +#define C_SB_ETH_TX_CQ_INDEX HC_INDEX_C_ETH_TX_CQ_CONS + +#define BNX2X_RX_SB_INDEX \ + (&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_CQ_INDEX]) + +#define BNX2X_RX_SB_BD_INDEX \ + (&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_BD_INDEX]) + +#define BNX2X_RX_SB_INDEX_NUM \ + (((U_SB_ETH_RX_CQ_INDEX << \ + USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER_SHIFT) & \ + USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER) | \ + ((U_SB_ETH_RX_BD_INDEX << \ + USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER_SHIFT) & \ + USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER)) + +#define BNX2X_TX_SB_INDEX \ + (&fp->status_blk->c_status_block.index_values[C_SB_ETH_TX_CQ_INDEX]) + + +/* end of fast path */ + +/* common */ + +struct bnx2x_common { + + u32 chip_id; +/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ +#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0) + +#define CHIP_NUM(bp) (bp->common.chip_id >> 16) +#define CHIP_NUM_57710 0x164e +#define CHIP_NUM_57711 0x164f +#define CHIP_NUM_57711E 0x1650 +#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710) +#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711) +#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E) +#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \ + CHIP_IS_57711E(bp)) +#define IS_E1H_OFFSET CHIP_IS_E1H(bp) + +#define CHIP_REV(bp) (bp->common.chip_id & 0x0000f000) +#define CHIP_REV_Ax 0x00000000 +/* assume maximum 5 revisions */ +#define CHIP_REV_IS_SLOW(bp) (CHIP_REV(bp) > 0x00005000) +/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */ +#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \ + !(CHIP_REV(bp) & 0x00001000)) +/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */ +#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \ + (CHIP_REV(bp) & 0x00001000)) + +#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \ + ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1)) + +#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0) +#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f) + + int flash_size; +#define NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */ +#define NVRAM_TIMEOUT_COUNT 30000 +#define NVRAM_PAGE_SIZE 256 + + u32 shmem_base; + + u32 hw_config; + u32 board; + + u32 bc_ver; + + char *name; }; + +/* end of common */ + +/* port */ + struct nig_stats { u32 brb_discard; u32 brb_packet; @@ -244,13 +499,53 @@ struct nig_stats { u32 pbf_octets; u32 pbf_packet; u32 safc_inp; - u32 done; - u32 pad; + u32 egress_mac_pkt0_lo; + u32 egress_mac_pkt0_hi; + u32 egress_mac_pkt1_lo; + u32 egress_mac_pkt1_hi; +}; + +struct bnx2x_port { + u32 pmf; + + u32 link_config; + + u32 supported; +/* link settings - missing defines */ +#define SUPPORTED_2500baseX_Full (1 << 15) + + u32 advertising; +/* link settings - missing defines */ +#define ADVERTISED_2500baseX_Full (1 << 15) + + u32 phy_addr; + + /* used to synchronize phy accesses */ + struct mutex phy_mutex; + + u32 port_stx; + + struct nig_stats old_nig_stats; +}; + +/* end of port */ + + +enum bnx2x_stats_event { + STATS_EVENT_PMF = 0, + STATS_EVENT_LINK_UP, + STATS_EVENT_UPDATE, + STATS_EVENT_STOP, + STATS_EVENT_MAX +}; + +enum bnx2x_stats_state { + STATS_STATE_DISABLED = 0, + STATS_STATE_ENABLED, + STATS_STATE_MAX }; struct bnx2x_eth_stats { - u32 pad; /* to make long counters u64 aligned */ - u32 mac_stx_start; u32 total_bytes_received_hi; u32 total_bytes_received_lo; u32 total_bytes_transmitted_hi; @@ -267,97 +562,117 @@ struct bnx2x_eth_stats { u32 total_multicast_packets_transmitted_lo; u32 total_broadcast_packets_transmitted_hi; u32 total_broadcast_packets_transmitted_lo; - u32 crc_receive_errors; - u32 alignment_errors; - u32 false_carrier_detections; - u32 runt_packets_received; - u32 jabber_packets_received; - u32 pause_xon_frames_received; - u32 pause_xoff_frames_received; - u32 pause_xon_frames_transmitted; - u32 pause_xoff_frames_transmitted; - u32 single_collision_transmit_frames; - u32 multiple_collision_transmit_frames; - u32 late_collision_frames; - u32 excessive_collision_frames; - u32 control_frames_received; - u32 frames_received_64_bytes; - u32 frames_received_65_127_bytes; - u32 frames_received_128_255_bytes; - u32 frames_received_256_511_bytes; - u32 frames_received_512_1023_bytes; - u32 frames_received_1024_1522_bytes; - u32 frames_received_1523_9022_bytes; - u32 frames_transmitted_64_bytes; - u32 frames_transmitted_65_127_bytes; - u32 frames_transmitted_128_255_bytes; - u32 frames_transmitted_256_511_bytes; - u32 frames_transmitted_512_1023_bytes; - u32 frames_transmitted_1024_1522_bytes; - u32 frames_transmitted_1523_9022_bytes; u32 valid_bytes_received_hi; u32 valid_bytes_received_lo; - u32 error_runt_packets_received; - u32 error_jabber_packets_received; - u32 mac_stx_end; - - u32 pad2; - u32 stat_IfHCInBadOctets_hi; - u32 stat_IfHCInBadOctets_lo; - u32 stat_IfHCOutBadOctets_hi; - u32 stat_IfHCOutBadOctets_lo; - u32 stat_Dot3statsFramesTooLong; - u32 stat_Dot3statsInternalMacTransmitErrors; - u32 stat_Dot3StatsCarrierSenseErrors; - u32 stat_Dot3StatsDeferredTransmissions; - u32 stat_FlowControlDone; - u32 stat_XoffStateEntered; - - u32 x_total_sent_bytes_hi; - u32 x_total_sent_bytes_lo; - u32 x_total_sent_pkts; - - u32 t_rcv_unicast_bytes_hi; - u32 t_rcv_unicast_bytes_lo; - u32 t_rcv_broadcast_bytes_hi; - u32 t_rcv_broadcast_bytes_lo; - u32 t_rcv_multicast_bytes_hi; - u32 t_rcv_multicast_bytes_lo; - u32 t_total_rcv_pkt; - - u32 checksum_discard; - u32 packets_too_big_discard; + + u32 error_bytes_received_hi; + u32 error_bytes_received_lo; + + u32 rx_stat_ifhcinbadoctets_hi; + u32 rx_stat_ifhcinbadoctets_lo; + u32 tx_stat_ifhcoutbadoctets_hi; + u32 tx_stat_ifhcoutbadoctets_lo; + u32 rx_stat_dot3statsfcserrors_hi; + u32 rx_stat_dot3statsfcserrors_lo; + u32 rx_stat_dot3statsalignmenterrors_hi; + u32 rx_stat_dot3statsalignmenterrors_lo; + u32 rx_stat_dot3statscarriersenseerrors_hi; + u32 rx_stat_dot3statscarriersenseerrors_lo; + u32 rx_stat_falsecarriererrors_hi; + u32 rx_stat_falsecarriererrors_lo; + u32 rx_stat_etherstatsundersizepkts_hi; + u32 rx_stat_etherstatsundersizepkts_lo; + u32 rx_stat_dot3statsframestoolong_hi; + u32 rx_stat_dot3statsframestoolong_lo; + u32 rx_stat_etherstatsfragments_hi; + u32 rx_stat_etherstatsfragments_lo; + u32 rx_stat_etherstatsjabbers_hi; + u32 rx_stat_etherstatsjabbers_lo; + u32 rx_stat_maccontrolframesreceived_hi; + u32 rx_stat_maccontrolframesreceived_lo; + u32 rx_stat_bmac_xpf_hi; + u32 rx_stat_bmac_xpf_lo; + u32 rx_stat_bmac_xcf_hi; + u32 rx_stat_bmac_xcf_lo; + u32 rx_stat_xoffstateentered_hi; + u32 rx_stat_xoffstateentered_lo; + u32 rx_stat_xonpauseframesreceived_hi; + u32 rx_stat_xonpauseframesreceived_lo; + u32 rx_stat_xoffpauseframesreceived_hi; + u32 rx_stat_xoffpauseframesreceived_lo; + u32 tx_stat_outxonsent_hi; + u32 tx_stat_outxonsent_lo; + u32 tx_stat_outxoffsent_hi; + u32 tx_stat_outxoffsent_lo; + u32 tx_stat_flowcontroldone_hi; + u32 tx_stat_flowcontroldone_lo; + u32 tx_stat_etherstatscollisions_hi; + u32 tx_stat_etherstatscollisions_lo; + u32 tx_stat_dot3statssinglecollisionframes_hi; + u32 tx_stat_dot3statssinglecollisionframes_lo; + u32 tx_stat_dot3statsmultiplecollisionframes_hi; + u32 tx_stat_dot3statsmultiplecollisionframes_lo; + u32 tx_stat_dot3statsdeferredtransmissions_hi; + u32 tx_stat_dot3statsdeferredtransmissions_lo; + u32 tx_stat_dot3statsexcessivecollisions_hi; + u32 tx_stat_dot3statsexcessivecollisions_lo; + u32 tx_stat_dot3statslatecollisions_hi; + u32 tx_stat_dot3statslatecollisions_lo; + u32 tx_stat_etherstatspkts64octets_hi; + u32 tx_stat_etherstatspkts64octets_lo; + u32 tx_stat_etherstatspkts65octetsto127octets_hi; + u32 tx_stat_etherstatspkts65octetsto127octets_lo; + u32 tx_stat_etherstatspkts128octetsto255octets_hi; + u32 tx_stat_etherstatspkts128octetsto255octets_lo; + u32 tx_stat_etherstatspkts256octetsto511octets_hi; + u32 tx_stat_etherstatspkts256octetsto511octets_lo; + u32 tx_stat_etherstatspkts512octetsto1023octets_hi; + u32 tx_stat_etherstatspkts512octetsto1023octets_lo; + u32 tx_stat_etherstatspkts1024octetsto1522octets_hi; + u32 tx_stat_etherstatspkts1024octetsto1522octets_lo; + u32 tx_stat_etherstatspktsover1522octets_hi; + u32 tx_stat_etherstatspktsover1522octets_lo; + u32 tx_stat_bmac_2047_hi; + u32 tx_stat_bmac_2047_lo; + u32 tx_stat_bmac_4095_hi; + u32 tx_stat_bmac_4095_lo; + u32 tx_stat_bmac_9216_hi; + u32 tx_stat_bmac_9216_lo; + u32 tx_stat_bmac_16383_hi; + u32 tx_stat_bmac_16383_lo; + u32 tx_stat_dot3statsinternalmactransmiterrors_hi; + u32 tx_stat_dot3statsinternalmactransmiterrors_lo; + u32 tx_stat_bmac_ufl_hi; + u32 tx_stat_bmac_ufl_lo; + + u32 brb_drop_hi; + u32 brb_drop_lo; + + u32 jabber_packets_received; + + u32 etherstatspkts1024octetsto1522octets_hi; + u32 etherstatspkts1024octetsto1522octets_lo; + u32 etherstatspktsover1522octets_hi; + u32 etherstatspktsover1522octets_lo; + u32 no_buff_discard; - u32 ttl0_discard; - u32 mac_discard; + u32 mac_filter_discard; u32 xxoverflow_discard; u32 brb_truncate_discard; + u32 mac_discard; - u32 brb_discard; - u32 brb_packet; - u32 brb_truncate; - u32 flow_ctrl_discard; - u32 flow_ctrl_octets; - u32 flow_ctrl_packet; - u32 mng_discard; - u32 mng_octet_inp; - u32 mng_octet_out; - u32 mng_packet_inp; - u32 mng_packet_out; - u32 pbf_octets; - u32 pbf_packet; - u32 safc_inp; u32 driver_xoff; - u32 number_of_bugs_found_in_stats_spec; /* just kidding */ }; -#define MAC_STX_NA 0xffffffff +#define STATS_OFFSET32(stat_name) \ + (offsetof(struct bnx2x_eth_stats, stat_name) / 4) + #ifdef BNX2X_MULTI -#define MAX_CONTEXT 16 +#define MAX_CONTEXT 16 #else -#define MAX_CONTEXT 1 +#define MAX_CONTEXT 1 #endif union cdu_context { @@ -365,345 +680,191 @@ union cdu_context { char pad[1024]; }; -#define MAX_DMAE_C 5 +#define MAX_DMAE_C 8 /* DMA memory not used in fastpath */ struct bnx2x_slowpath { - union cdu_context context[MAX_CONTEXT]; - struct eth_stats_query fw_stats; - struct mac_configuration_cmd mac_config; - struct mac_configuration_cmd mcast_config; + union cdu_context context[MAX_CONTEXT]; + struct eth_stats_query fw_stats; + struct mac_configuration_cmd mac_config; + struct mac_configuration_cmd mcast_config; /* used by dmae command executer */ - struct dmae_command dmae[MAX_DMAE_C]; + struct dmae_command dmae[MAX_DMAE_C]; - union mac_stats mac_stats; - struct nig_stats nig; - struct bnx2x_eth_stats eth_stats; + u32 stats_comp; + union mac_stats mac_stats; + struct nig_stats nig_stats; + struct host_port_stats port_stats; + struct host_func_stats func_stats; - u32 wb_comp; -#define BNX2X_WB_COMP_VAL 0xe0d0d0ae - u32 wb_data[4]; + u32 wb_comp; + u32 wb_data[4]; }; -#define bnx2x_sp(bp, var) (&bp->slowpath->var) -#define bnx2x_sp_check(bp, var) ((bp->slowpath) ? (&bp->slowpath->var) : NULL) +#define bnx2x_sp(bp, var) (&bp->slowpath->var) #define bnx2x_sp_mapping(bp, var) \ (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var)) -struct sw_rx_bd { - struct sk_buff *skb; - DECLARE_PCI_UNMAP_ADDR(mapping) -}; - -struct sw_tx_bd { - struct sk_buff *skb; - u16 first_bd; -}; - -struct bnx2x_fastpath { - - struct napi_struct napi; - - struct host_status_block *status_blk; - dma_addr_t status_blk_mapping; - - struct eth_tx_db_data *hw_tx_prods; - dma_addr_t tx_prods_mapping; - - struct sw_tx_bd *tx_buf_ring; - - struct eth_tx_bd *tx_desc_ring; - dma_addr_t tx_desc_mapping; - - struct sw_rx_bd *rx_buf_ring; - - struct eth_rx_bd *rx_desc_ring; - dma_addr_t rx_desc_mapping; - - union eth_rx_cqe *rx_comp_ring; - dma_addr_t rx_comp_mapping; - - int state; -#define BNX2X_FP_STATE_CLOSED 0 -#define BNX2X_FP_STATE_IRQ 0x80000 -#define BNX2X_FP_STATE_OPENING 0x90000 -#define BNX2X_FP_STATE_OPEN 0xa0000 -#define BNX2X_FP_STATE_HALTING 0xb0000 -#define BNX2X_FP_STATE_HALTED 0xc0000 - - int index; - - u16 tx_pkt_prod; - u16 tx_pkt_cons; - u16 tx_bd_prod; - u16 tx_bd_cons; - u16 *tx_cons_sb; - - u16 fp_c_idx; - u16 fp_u_idx; - - u16 rx_bd_prod; - u16 rx_bd_cons; - u16 rx_comp_prod; - u16 rx_comp_cons; - u16 *rx_cons_sb; - - unsigned long tx_pkt, - rx_pkt, - rx_calls; - - struct bnx2x *bp; /* parent */ -}; - -#define bnx2x_fp(bp, nr, var) (bp->fp[nr].var) - - /* attn group wiring */ -#define MAX_DYNAMIC_ATTN_GRPS 8 +#define MAX_DYNAMIC_ATTN_GRPS 8 struct attn_route { - u32 sig[4]; + u32 sig[4]; }; struct bnx2x { /* Fields used in the tx and intr/napi performance paths * are grouped together in the beginning of the structure */ - struct bnx2x_fastpath *fp; - void __iomem *regview; - void __iomem *doorbells; + struct bnx2x_fastpath fp[MAX_CONTEXT]; + void __iomem *regview; + void __iomem *doorbells; +#define BNX2X_DB_SIZE (16*2048) - struct net_device *dev; - struct pci_dev *pdev; + struct net_device *dev; + struct pci_dev *pdev; atomic_t intr_sem; - struct msix_entry msix_table[MAX_CONTEXT+1]; + struct msix_entry msix_table[MAX_CONTEXT+1]; - int tx_ring_size; + int tx_ring_size; #ifdef BCM_VLAN - struct vlan_group *vlgrp; + struct vlan_group *vlgrp; #endif - u32 rx_csum; - u32 rx_offset; - u32 rx_buf_use_size; /* useable size */ - u32 rx_buf_size; /* with alignment */ -#define ETH_OVREHEAD (ETH_HLEN + 8) /* 8 for CRC + VLAN */ -#define ETH_MIN_PACKET_SIZE 60 -#define ETH_MAX_PACKET_SIZE 1500 -#define ETH_MAX_JUMBO_PACKET_SIZE 9600 + u32 rx_csum; + u32 rx_offset; + u32 rx_buf_use_size; /* useable size */ + u32 rx_buf_size; /* with alignment */ +#define ETH_OVREHEAD (ETH_HLEN + 8) /* 8 for CRC + VLAN */ +#define ETH_MIN_PACKET_SIZE 60 +#define ETH_MAX_PACKET_SIZE 1500 +#define ETH_MAX_JUMBO_PACKET_SIZE 9600 struct host_def_status_block *def_status_blk; -#define DEF_SB_ID 16 - u16 def_c_idx; - u16 def_u_idx; - u16 def_t_idx; - u16 def_x_idx; - u16 def_att_idx; - u32 attn_state; - struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS]; - u32 aeu_mask; - u32 nig_mask; +#define DEF_SB_ID 16 + u16 def_c_idx; + u16 def_u_idx; + u16 def_x_idx; + u16 def_t_idx; + u16 def_att_idx; + u32 attn_state; + struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS]; + u32 aeu_mask; + u32 nig_mask; /* slow path ring */ - struct eth_spe *spq; - dma_addr_t spq_mapping; - u16 spq_prod_idx; - struct eth_spe *spq_prod_bd; - struct eth_spe *spq_last_bd; - u16 *dsb_sp_prod; - u16 spq_left; /* serialize spq */ - spinlock_t spq_lock; - - /* Flag for marking that there is either - * STAT_QUERY or CFC DELETE ramrod pending - */ - u8 stat_pending; - - /* End of fields used in the performance code paths */ - - int panic; - int msglevel; - - u32 flags; -#define PCIX_FLAG 1 -#define PCI_32BIT_FLAG 2 -#define ONE_TDMA_FLAG 4 /* no longer used */ -#define NO_WOL_FLAG 8 -#define USING_DAC_FLAG 0x10 -#define USING_MSIX_FLAG 0x20 -#define ASF_ENABLE_FLAG 0x40 - - int port; - - int pm_cap; - int pcie_cap; - - /* Used to synchronize phy accesses */ - spinlock_t phy_lock; - - struct work_struct reset_task; - struct work_struct sp_task; - - struct timer_list timer; - int timer_interval; - int current_interval; - - u32 shmem_base; - - u32 chip_id; -/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ -#define CHIP_ID(bp) (((bp)->chip_id) & 0xfffffff0) - -#define CHIP_NUM(bp) (((bp)->chip_id) & 0xffff0000) - -#define CHIP_REV(bp) (((bp)->chip_id) & 0x0000f000) -#define CHIP_REV_Ax 0x00000000 -#define CHIP_REV_Bx 0x00001000 -#define CHIP_REV_Cx 0x00002000 -#define CHIP_REV_EMUL 0x0000e000 -#define CHIP_REV_FPGA 0x0000f000 -#define CHIP_REV_IS_SLOW(bp) ((CHIP_REV(bp) == CHIP_REV_EMUL) || \ - (CHIP_REV(bp) == CHIP_REV_FPGA)) - -#define CHIP_METAL(bp) (((bp)->chip_id) & 0x00000ff0) -#define CHIP_BOND_ID(bp) (((bp)->chip_id) & 0x0000000f) - |