diff options
Diffstat (limited to 'drivers/net/bnx2x/bnx2x.h')
| -rw-r--r-- | drivers/net/bnx2x/bnx2x.h | 1650 |
1 files changed, 1650 insertions, 0 deletions
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h new file mode 100644 index 000000000000..9eea225decaf --- /dev/null +++ b/drivers/net/bnx2x/bnx2x.h @@ -0,0 +1,1650 @@ +/* bnx2x.h: Broadcom Everest network driver. + * + * Copyright (c) 2007-2010 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. + * + * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Written by: Eliezer Tamir + * Based on code from Michael Chan's bnx2 driver + */ + +#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 */ + +#define DRV_MODULE_VERSION "1.60.00-3" +#define DRV_MODULE_RELDATE "2010/10/19" +#define BNX2X_BC_VER 0x040200 + +#define BNX2X_MULTI_QUEUE + +#define BNX2X_NEW_NAPI + + +#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE) +#define BCM_CNIC 1 +#include "../cnic_if.h" +#endif + +#ifdef BCM_CNIC +#define BNX2X_MIN_MSIX_VEC_CNT 3 +#define BNX2X_MSIX_VEC_FP_START 2 +#else +#define BNX2X_MIN_MSIX_VEC_CNT 2 +#define BNX2X_MSIX_VEC_FP_START 1 +#endif + +#include <linux/mdio.h> +#include <linux/pci.h> +#include "bnx2x_reg.h" +#include "bnx2x_fw_defs.h" +#include "bnx2x_hsi.h" +#include "bnx2x_link.h" +#include "bnx2x_stats.h" + +/* error/debug prints */ + +#define DRV_MODULE_NAME "bnx2x" + +/* for messages that are currently off */ +#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 */ + +/* regular debug print */ +#define DP(__mask, __fmt, __args...) \ +do { \ + if (bp->msg_enable & (__mask)) \ + printk(DP_LEVEL "[%s:%d(%s)]" __fmt, \ + __func__, __LINE__, \ + bp->dev ? (bp->dev->name) : "?", \ + ##__args); \ +} while (0) + +/* errors debug print */ +#define BNX2X_DBG_ERR(__fmt, __args...) \ +do { \ + if (netif_msg_probe(bp)) \ + pr_err("[%s:%d(%s)]" __fmt, \ + __func__, __LINE__, \ + bp->dev ? (bp->dev->name) : "?", \ + ##__args); \ +} while (0) + +/* for errors (never masked) */ +#define BNX2X_ERR(__fmt, __args...) \ +do { \ + pr_err("[%s:%d(%s)]" __fmt, \ + __func__, __LINE__, \ + bp->dev ? (bp->dev->name) : "?", \ + ##__args); \ + } while (0) + +#define BNX2X_ERROR(__fmt, __args...) do { \ + pr_err("[%s:%d]" __fmt, __func__, __LINE__, ##__args); \ + } while (0) + + +/* before we have a dev->name use dev_info() */ +#define BNX2X_DEV_INFO(__fmt, __args...) \ +do { \ + if (netif_msg_probe(bp)) \ + dev_info(&bp->pdev->dev, __fmt, ##__args); \ +} while (0) + +void bnx2x_panic_dump(struct bnx2x *bp); + +#ifdef BNX2X_STOP_ON_ERROR +#define bnx2x_panic() do { \ + bp->panic = 1; \ + BNX2X_ERR("driver assert\n"); \ + bnx2x_int_disable(bp); \ + bnx2x_panic_dump(bp); \ + } while (0) +#else +#define bnx2x_panic() do { \ + bp->panic = 1; \ + BNX2X_ERR("driver assert\n"); \ + bnx2x_panic_dump(bp); \ + } while (0) +#endif + +#define bnx2x_mc_addr(ha) ((ha)->addr) + +#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_RD16(bp, offset) readw(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_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, valp, len32) \ + do { \ + 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 REG_WR_DMAE_LEN(bp, offset, valp, len32) \ + REG_WR_DMAE(bp, offset, valp, len32) + +#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \ + do { \ + memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \ + bnx2x_write_big_buf_wb(bp, addr, len32); \ + } while (0) + +#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 SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \ + offsetof(struct shmem2_region, field)) +#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field)) +#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val) +#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \ + offsetof(struct mf_cfg, field)) +#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \ + offsetof(struct mf2_cfg, field)) + +#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field)) +#define MF_CFG_WR(bp, field, val) REG_WR(bp,\ + MF_CFG_ADDR(bp, field), (val)) +#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field)) + +#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \ + (SHMEM2_RD((bp), size) > \ + offsetof(struct shmem2_region, field))) + +#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg) +#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val) + +/* SP SB indices */ + +/* General SP events - stats query, cfc delete, etc */ +#define HC_SP_INDEX_ETH_DEF_CONS 3 + +/* EQ completions */ +#define HC_SP_INDEX_EQ_CONS 7 + +/* iSCSI L2 */ +#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5 +#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1 + +/** + * CIDs and CLIDs: + * CLIDs below is a CLID for func 0, then the CLID for other + * functions will be calculated by the formula: + * + * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X + * + */ +/* iSCSI L2 */ +#define BNX2X_ISCSI_ETH_CL_ID 17 +#define BNX2X_ISCSI_ETH_CID 17 + +/** Additional rings budgeting */ +#ifdef BCM_CNIC +#define CNIC_CONTEXT_USE 1 +#else +#define CNIC_CONTEXT_USE 0 +#endif /* BCM_CNIC */ + +#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \ + AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR + +#define SM_RX_ID 0 +#define SM_TX_ID 1 + +/* fast path */ + +struct sw_rx_bd { + struct sk_buff *skb; + DEFINE_DMA_UNMAP_ADDR(mapping); +}; + +struct sw_tx_bd { + struct sk_buff *skb; + u16 first_bd; + u8 flags; +/* Set on the first BD descriptor when there is a split BD */ +#define BNX2X_TSO_SPLIT_BD (1<<0) +}; + +struct sw_rx_page { + struct page *page; + DEFINE_DMA_UNMAP_ADDR(mapping); +}; + +union db_prod { + struct doorbell_set_prod data; + u32 raw; +}; + + +/* 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) +#define SGE_PAGE_SIZE PAGE_SIZE +#define SGE_PAGE_SHIFT PAGE_SHIFT +#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr)) + +/* 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 promised 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) + +union host_hc_status_block { + /* pointer to fp status block e1x */ + struct host_hc_status_block_e1x *e1x_sb; + /* pointer to fp status block e2 */ + struct host_hc_status_block_e2 *e2_sb; +}; + +struct bnx2x_fastpath { + +#define BNX2X_NAPI_WEIGHT 128 + struct napi_struct napi; + union host_hc_status_block status_blk; + /* chip independed shortcuts into sb structure */ + __le16 *sb_index_values; + __le16 *sb_running_index; + /* chip independed shortcut into rx_prods_offset memory */ + u32 ustorm_rx_prods_offset; + + dma_addr_t status_blk_mapping; + + struct sw_tx_bd *tx_buf_ring; + + union eth_tx_bd_types *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 +#define BNX2X_FP_STATE_TERMINATING 0xd0000 +#define BNX2X_FP_STATE_TERMINATED 0xe0000 + + u8 index; /* number in fp array */ + u8 cl_id; /* eth client id */ + u8 cl_qzone_id; + u8 fw_sb_id; /* status block number in FW */ + u8 igu_sb_id; /* status block number in HW */ + u32 cid; + + union db_prod tx_db; + + u16 tx_pkt_prod; + u16 tx_pkt_cons; + u16 tx_bd_prod; + u16 tx_bd_cons; + __le16 *tx_cons_sb; + + __le16 fp_hc_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; + __le16 *rx_cons_sb; + + unsigned long tx_pkt, + rx_pkt, + rx_calls; + + /* 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 tstorm_per_client_stats old_tclient; + struct ustorm_per_client_stats old_uclient; + struct xstorm_per_client_stats old_xclient; + struct bnx2x_eth_q_stats eth_q_stats; + + /* The size is calculated using the following: + sizeof name field from netdev structure + + 4 ('-Xx-' string) + + 4 (for the digits and to make it DWORD aligned) */ +#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8) + char name[FP_NAME_SIZE]; + struct bnx2x *bp; /* parent */ +}; + +#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(union eth_tx_bd_types)) +#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 INIT_JUMBO_TX_RING_SIZE MAX_TX_AVAIL +#define INIT_TX_RING_SIZE MAX_TX_AVAIL +#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 MIN_RX_AVAIL 128 +#define INIT_JUMBO_RX_RING_SIZE MAX_RX_AVAIL +#define INIT_RX_RING_SIZE MAX_RX_AVAIL +#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 determining 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 BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */ +#define BNX2X_DB_SHIFT 7 /* 128 bytes*/ +#define DPM_TRIGER_TYPE 0x40 +#define DOORBELL(bp, cid, val) \ + do { \ + writel((u32)(val), bp->doorbells + (bp->db_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 ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG + +#define BNX2X_IP_CSUM_ERR(cqe) \ + (!((cqe)->fast_path_cqe.status_flags & \ + ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \ + ((cqe)->fast_path_cqe.type_error_flags & \ + ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG)) + +#define BNX2X_L4_CSUM_ERR(cqe) \ + (!((cqe)->fast_path_cqe.status_flags & \ + ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \ + ((cqe)->fast_path_cqe.type_error_flags & \ + ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG)) + +#define BNX2X_RX_CSUM_OK(cqe) \ + (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe))) + +#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \ + (((le16_to_cpu(flags) & \ + PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \ + PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \ + == PRS_FLAG_OVERETH_IPV4) +#define BNX2X_RX_SUM_FIX(cqe) \ + BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags) + +#define U_SB_ETH_RX_CQ_INDEX 1 +#define U_SB_ETH_RX_BD_INDEX 2 +#define C_SB_ETH_TX_CQ_INDEX 5 + +#define BNX2X_RX_SB_INDEX \ + (&fp->sb_index_values[U_SB_ETH_RX_CQ_INDEX]) + +#define BNX2X_TX_SB_INDEX \ + (&fp->sb_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_NUM_57712 0x1662 +#define CHIP_NUM_57712E 0x1663 +#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_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712) +#define CHIP_IS_57712E(bp) (CHIP_NUM(bp) == CHIP_NUM_57712E) +#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \ + CHIP_IS_57711E(bp)) +#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \ + CHIP_IS_57712E(bp)) +#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp))) +#define IS_E1H_OFFSET (CHIP_IS_E1H(bp) || CHIP_IS_E2(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 shmem2_base; + u32 mf_cfg_base; + u32 mf2_cfg_base; + + u32 hw_config; + + u32 bc_ver; + + u8 int_block; +#define INT_BLOCK_HC 0 +#define INT_BLOCK_IGU 1 +#define INT_BLOCK_MODE_NORMAL 0 +#define INT_BLOCK_MODE_BW_COMP 2 +#define CHIP_INT_MODE_IS_NBC(bp) \ + (CHIP_IS_E2(bp) && \ + !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP)) +#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp)) + + u8 chip_port_mode; +#define CHIP_4_PORT_MODE 0x0 +#define CHIP_2_PORT_MODE 0x1 +#define CHIP_PORT_MODE_NONE 0x2 +#define CHIP_MODE(bp) (bp->common.chip_port_mode) +#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE) +}; + +/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */ +#define BNX2X_IGU_STAS_MSG_VF_CNT 64 +#define BNX2X_IGU_STAS_MSG_PF_CNT 4 + +/* end of common */ + +/* port */ + +struct bnx2x_port { + u32 pmf; + + u32 link_config[LINK_CONFIG_SIZE]; + + u32 supported[LINK_CONFIG_SIZE]; +/* link settings - missing defines */ +#define SUPPORTED_2500baseX_Full (1 << 15) + + u32 advertising[LINK_CONFIG_SIZE]; +/* link settings - missing defines */ +#define ADVERTISED_2500baseX_Full (1 << 15) + + u32 phy_addr; + + /* used to synchronize phy accesses */ + struct mutex phy_mutex; + int need_hw_lock; + + u32 port_stx; + + struct nig_stats old_nig_stats; +}; + +/* end of port */ + +/* e1h Classification CAM line allocations */ +enum { + CAM_ETH_LINE = 0, + CAM_ISCSI_ETH_LINE, + CAM_MAX_PF_LINE = CAM_ISCSI_ETH_LINE +}; + +#define BNX2X_VF_ID_INVALID 0xFF + +/* + * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is + * control by the number of fast-path status blocks supported by the + * device (HW/FW). Each fast-path status block (FP-SB) aka non-default + * status block represents an independent interrupts context that can + * serve a regular L2 networking queue. However special L2 queues such + * as the FCoE queue do not require a FP-SB and other components like + * the CNIC may consume FP-SB reducing the number of possible L2 queues + * + * If the maximum number of FP-SB available is X then: + * a. If CNIC is supported it consumes 1 FP-SB thus the max number of + * regular L2 queues is Y=X-1 + * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor) + * c. If the FCoE L2 queue is supported the actual number of L2 queues + * is Y+1 + * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for + * slow-path interrupts) or Y+2 if CNIC is supported (one additional + * FP interrupt context for the CNIC). + * e. The number of HW context (CID count) is always X or X+1 if FCoE + * L2 queue is supported. the cid for the FCoE L2 queue is always X. + */ + +#define FP_SB_MAX_E1x 16 /* fast-path interrupt contexts E1x */ +#define FP_SB_MAX_E2 16 /* fast-path interrupt contexts E2 */ + +/* + * cid_cnt paramter below refers to the value returned by + * 'bnx2x_get_l2_cid_count()' routine + */ + +/* + * The number of FP context allocated by the driver == max number of regular + * L2 queues + 1 for the FCoE L2 queue + */ +#define L2_FP_COUNT(cid_cnt) ((cid_cnt) - CNIC_CONTEXT_USE) + +union cdu_context { + struct eth_context eth; + char pad[1024]; +}; + +/* CDU host DB constants */ +#define CDU_ILT_PAGE_SZ_HW 3 +#define CDU_ILT_PAGE_SZ (4096 << CDU_ILT_PAGE_SZ_HW) /* 32K */ +#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context)) + +#ifdef BCM_CNIC +#define CNIC_ISCSI_CID_MAX 256 +#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX) +#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS) +#endif + +#define QM_ILT_PAGE_SZ_HW 3 +#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 32K */ +#define QM_CID_ROUND 1024 + +#ifdef BCM_CNIC +/* TM (timers) host DB constants */ +#define TM_ILT_PAGE_SZ_HW 2 +#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 16K */ +/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */ +#define TM_CONN_NUM 1024 +#define TM_ILT_SZ (8 * TM_CONN_NUM) +#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ) + +/* SRC (Searcher) host DB constants */ +#define SRC_ILT_PAGE_SZ_HW 3 +#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 32K */ +#define SRC_HASH_BITS 10 +#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */ +#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM) +#define SRC_T2_SZ SRC_ILT_SZ +#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ) +#endif + +#define MAX_DMAE_C 8 + +/* DMA memory not used in fastpath */ +struct bnx2x_slowpath { + struct eth_stats_query fw_stats; + struct mac_configuration_cmd mac_config; + struct mac_configuration_cmd mcast_config; + struct client_init_ramrod_data client_init_data; + + /* used by dmae command executer */ + struct dmae_command dmae[MAX_DMAE_C]; + + 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; + struct host_func_stats func_stats_base; + + u32 wb_comp; + u32 wb_data[4]; +}; + +#define bnx2x_sp(bp, var) (&bp->slowpath->var) +#define bnx2x_sp_mapping(bp, var) \ + (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var)) + + +/* attn group wiring */ +#define MAX_DYNAMIC_ATTN_GRPS 8 + +struct attn_route { + u32 sig[5]; +}; + +struct iro { + u32 base; + u16 m1; + u16 m2; + u16 m3; + u16 size; +}; + +struct hw_context { + union cdu_context *vcxt; + dma_addr_t cxt_mapping; + size_t size; +}; + +/* forward */ +struct bnx2x_ilt; + +typedef enum { + BNX2X_RECOVERY_DONE, + BNX2X_RECOVERY_INIT, + BNX2X_RECOVERY_WAIT, +} bnx2x_recovery_state_t; + +/** + * Event queue (EQ or event ring) MC hsi + * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2 + */ +#define NUM_EQ_PAGES 1 +#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem)) +#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1) +#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES) +#define EQ_DESC_MASK (NUM_EQ_DESC - 1) +#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2) + +/* depends on EQ_DESC_CNT_PAGE being a power of 2 */ +#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \ + (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1) + +/* depends on the above and on NUM_EQ_PAGES being a power of 2 */ +#define EQ_DESC(x) ((x) & EQ_DESC_MASK) + +#define BNX2X_EQ_INDEX \ + (&bp->def_status_blk->sp_sb.\ + index_values[HC_SP_INDEX_EQ_CONS]) + +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; + u16 db_size; + + struct net_device *dev; + struct pci_dev *pdev; + + struct iro *iro_arr; +#define IRO (bp->iro_arr) + + atomic_t intr_sem; + + bnx2x_recovery_state_t recovery_state; + int is_leader; + struct msix_entry *msix_table; +#define INT_MODE_INTx 1 +#define INT_MODE_MSI 2 + + int tx_ring_size; + + u32 rx_csum; + u32 rx_buf_size; +/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */ +#define ETH_OVREHEAD (ETH_HLEN + 8 + 8) +#define ETH_MIN_PACKET_SIZE 60 +#define ETH_MAX_PACKET_SIZE 1500 +#define ETH_MAX_JUMBO_PACKET_SIZE 9600 + + /* Max supported alignment is 256 (8 shift) */ +#define BNX2X_RX_ALIGN_SHIFT ((L1_CACHE_SHIFT < 8) ? \ + L1_CACHE_SHIFT : 8) +#define BNX2X_RX_ALIGN (1 << BNX2X_RX_ALIGN_SHIFT) +#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5) + + struct host_sp_status_block *def_status_blk; +#define DEF_SB_IGU_ID 16 +#define DEF_SB_ID HC_SP_SB_ID + __le16 def_idx; + __le16 def_att_idx; + u32 attn_state; + struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS]; + + /* 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; + __le16 *dsb_sp_prod; + atomic_t spq_left; /* serialize spq */ + /* used to synchronize spq accesses */ + spinlock_t spq_lock; + + /* event queue */ + union event_ring_elem *eq_ring; + dma_addr_t eq_mapping; + u16 eq_prod; + u16 eq_cons; + __le16 *eq_cons_sb; + + /* Flags for marking that there is a STAT_QUERY or + SET_MAC ramrod pending */ + int stats_pending; + int set_mac_pending; + + /* End of fields used in the performance code paths */ + + int panic; + int msg_enable; + + u32 flags; +#define PCIX_FLAG 1 +#define PCI_32BIT_FLAG 2 +#define ONE_PORT_FLAG 4 +#define NO_WOL_FLAG 8 +#define USING_DAC_FLAG 0x10 +#define USING_MSIX_FLAG 0x20 +#define USING_MSI_FLAG 0x40 + +#define TPA_ENABLE_FLAG 0x80 +#define NO_MCP_FLAG 0x100 +#define DISABLE_MSI_FLAG 0x200 +#define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG) +#define MF_FUNC_DIS 0x1000 + + int pf_num; /* absolute PF number */ + int pfid; /* per-path PF number */ + int base_fw_ndsb; +#define BP_PATH(bp) (!CHIP_IS_E2(bp) ? \ + 0 : (bp->pf_num & 1)) +#define BP_PORT(bp) (bp->pfid & 1) +#define BP_FUNC(bp) (bp->pfid) +#define BP_ABS_FUNC(bp) (bp->pf_num) +#define BP_E1HVN(bp) (bp->pfid >> 1) +#define BP_VN(bp) (CHIP_MODE_IS_4_PORT(bp) ? \ + 0 : BP_E1HVN(bp)) +#define BP_L_ID(bp) (BP_E1HVN(bp) << 2) +#define BP_FW_MB_IDX(bp) (BP_PORT(bp) +\ + BP_VN(bp) * (CHIP_IS_E1x(bp) ? 2 : 1)) + +#ifdef BCM_CNIC +#define BCM_CNIC_CID_START 16 +#define BCM_ISCSI_ETH_CL_ID 17 +#endif + + int pm_cap; + int pcie_cap; + int mrrs; + + struct delayed_work sp_task; + struct delayed_work reset_task; + struct timer_list timer; + int current_interval; + + u16 fw_seq; + u16 fw_drv_pulse_wr_seq; + u32 func_stx; + + struct link_params link_params; + struct link_vars link_vars; + struct mdio_if_info mdio; + + struct bnx2x_common common; + struct bnx2x_port port; + + struct cmng_struct_per_port cmng; + u32 vn_weight_sum; + + u32 mf_config[E1HVN_MAX]; + u32 mf2_config[E2_FUNC_MAX]; + u16 mf_ov; + u8 mf_mode; +#define IS_MF(bp) (bp->mf_mode != 0) + + u8 wol; + + int rx_ring_size; + + u16 tx_quick_cons_trip_int; + u16 tx_quick_cons_trip; + u16 tx_ticks_int; + u16 tx_ticks; + + u16 rx_quick_cons_trip_int; + u16 rx_quick_cons_trip; + u16 rx_ticks_int; + u16 rx_ticks; +/* Maximal coalescing timeout in us */ +#define BNX2X_MAX_COALESCE_TOUT (0xf0*12) + + u32 lin_cnt; + + int state; +#define BNX2X_STATE_CLOSED 0 +#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000 +#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000 +#define BNX2X_STATE_OPEN 0x3000 +#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000 +#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000 +#define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000 +#define BNX2X_STATE_FUNC_STARTED 0x7000 +#define BNX2X_STATE_DIAG 0xe000 +#define BNX2X_STATE_ERROR 0xf000 + + int multi_mode; + int num_queues; + int disable_tpa; + int int_mode; + + struct tstorm_eth_mac_filter_config mac_filters; +#define BNX2X_ACCEPT_NONE 0x0000 +#define BNX2X_ACCEPT_UNICAST 0x0001 +#define BNX2X_ACCEPT_MULTICAST 0x0002 +#define BNX2X_ACCEPT_ALL_UNICAST 0x0004 +#define BNX2X_ACCEPT_ALL_MULTICAST 0x0008 +#define BNX2X_ACCEPT_BROADCAST 0x0010 +#define BNX2X_PROMISCUOUS_MODE 0x10000 + + u32 rx_mode; +#define BNX2X_RX_MODE_NONE 0 +#define BNX2X_RX_MODE_NORMAL 1 +#define BNX2X_RX_MODE_ALLMULTI 2 +#define BNX2X_RX_MODE_PROMISC 3 +#define BNX2X_MAX_MULTICAST 64 +#define BNX2X_MAX_EMUL_MULTI 16 + + u8 igu_dsb_id; + u8 igu_base_sb; + u8 igu_sb_cnt; + dma_addr_t def_status_blk_mapping; + + struct bnx2x_slowpath *slowpath; + dma_addr_t slowpath_mapping; + struct hw_context context; + + struct bnx2x_ilt *ilt; +#define BP_ILT(bp) ((bp)->ilt) +#define ILT_MAX_LINES 128 + + int l2_cid_count; +#define L2_ILT_LINES(bp) (DIV_ROUND_UP((bp)->l2_cid_count, \ + ILT_PAGE_CIDS)) +#define BNX2X_DB_SIZE(bp) ((bp)->l2_cid_count * (1 << BNX2X_DB_SHIFT)) + + int qm_cid_count; + + int dropless_fc; + +#ifdef BCM_CNIC + u32 cnic_flags; +#define BNX2X_CNIC_FLAG_MAC_SET 1 + void *t2; + dma_addr_t t2_mapping; + struct cnic_ops *cnic_ops; + void *cnic_data; + u32 cnic_tag; + struct cnic_eth_dev cnic_eth_dev; + union host_hc_status_block cnic_sb; + dma_addr_t cnic_sb_mapping; +#define CNIC_SB_ID(bp) ((bp)->base_fw_ndsb + BP_L_ID(bp)) +#define CNIC_IGU_SB_ID(bp) ((bp)->igu_base_sb) + struct eth_spe *cnic_kwq; + struct eth_spe *cnic_kwq_prod; + struct eth_spe *cnic_kwq_cons; + struct eth_spe *cnic_kwq_last; + u16 cnic_kwq_pending; + u16 cnic_spq_pending; + struct mutex cnic_mutex; + u8 iscsi_mac[6]; +#endif + + int dmae_ready; + /* used to synchronize dmae accesses */ + struct mutex dmae_mutex; + + /* used to protect the FW mail box */ + struct mutex fw_mb_mutex; + + /* used to synchronize stats collecting */ + int stats_state; + + /* used for synchronization of concurrent threads statistics handling */ + spinlock_t stats_lock; + + /* used by dmae command loader */ + struct dmae_command stats_dmae; + int executer_idx; + + u16 stats_counter; + struct bnx2x_eth_stats eth_stats; + + struct z_stream_s *strm; + void *gunzip_buf; + dma_addr_t gunzip_mapping; + int gunzip_outlen; +#define FW_BUF_SIZE 0x8000 +#define GUNZIP_BUF(bp) (bp->gunzip_buf) +#define GUNZIP_PHYS(bp) (bp->gunzip_mapping) +#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen) + + struct raw_op *init_ops; + /* Init blocks offsets inside init_ops */ + u16 *init_ops_offsets; + /* Data blob - has 32 bit granularity */ + u32 *init_data; + /* Zipped PRAM blobs - raw data */ + const u8 *tsem_int_table_data; + const u8 *tsem_pram_data; + const u8 *usem_int_table_data; + const u8 *usem_pram_data; + const u8 *xsem_int_table_data; + const u8 *xsem_pram_data; + const u8 *csem_int_table_data; + const u8 *csem_pram_data; +#define INIT_OPS(bp) (bp->init_ops) +#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets) +#define INIT_DATA(bp) (bp->init_data) +#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data) +#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data) +#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data) +#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data) +#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data) +#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data) +#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data) +#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data) + + char fw_ver[32]; + const struct firmware *firmware; +}; + +/** + * Init queue/func interface + */ +/* queue init flags */ +#define QUEUE_FLG_TPA 0x0001 +#define QUEUE_FLG_CACHE_ALIGN 0x0002 +#define QUEUE_FLG_STATS 0x0004 +#define QUEUE_FLG_OV 0x0008 +#define QUEUE_FLG_VLAN 0x0010 +#define QUEUE_FLG_COS 0x0020 +#define QUEUE_FLG_HC 0x0040 +#define QUEUE_FLG_DHC 0x0080 +#define QUEUE_FLG_OOO 0x0100 + +#define QUEUE_DROP_IP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_IP_CS_ERR +#define QUEUE_DROP_TCP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_TCP_CS_ERR +#define QUEUE_DROP_TTL0 TSTORM_ETH_CLIENT_CONFIG_DROP_TTL0 +#define QUEUE_DROP_UDP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_UDP_CS_ERR + + + +/* rss capabilities */ +#define RSS_IPV4_CAP 0x0001 +#define RSS_IPV4_TCP_CAP 0x0002 +#define RSS_IPV6_CAP 0x0004 +#define RSS_IPV6_TCP_CAP 0x0008 + +#define BNX2X_NUM_QUEUES(bp) (bp->num_queues) +#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1) + +#define BNX2X_MAX_QUEUES(bp) (bp->igu_sb_cnt - CNIC_CONTEXT_USE) +#define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) + +#define RSS_IPV4_CAP_MASK \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY + +#define RSS_IPV4_TCP_CAP_MASK \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY + +#define RSS_IPV6_CAP_MASK \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY + +#define RSS_IPV6_TCP_CAP_MASK \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY + +/* func init flags */ +#define FUNC_FLG_STATS 0x0001 +#define FUNC_FLG_TPA 0x0002 +#define FUNC_FLG_SPQ 0x0004 +#define FUNC_FLG_LEADING 0x0008 /* PF only */ + +struct rxq_pause_params { + u16 bd_th_lo; + u16 bd_th_hi; + u16 rcq_th_lo; + u16 rcq_th_hi; + u16 sge_th_lo; /* valid iff QUEUE_FLG_TPA */ + u16 sge_th_hi; /* valid iff QUEUE_FLG_TPA */ + u16 pri_map; +}; + +struct bnx2x_rxq_init_params { + /* cxt*/ + struct eth_context *cxt; + + /* dma */ + dma_addr_t dscr_map; + dma_addr_t sge_map; + dma_addr_t rcq_map; + dma_addr_t rcq_np_map; + + u16 flags; + u16 drop_flags; + u16 mtu; + u16 buf_sz; + u16 fw_sb_id; + u16 cl_id; + u16 spcl_id; + u16 cl_qzone_id; + + /* valid iff QUEUE_FLG_STATS */ + u16 stat_id; + + /* valid iff QUEUE_FLG_TPA */ + u16 tpa_agg_sz; + u16 sge_buf_sz; + u16 max_sges_pkt; + + /* valid iff QUEUE_FLG_CACHE_ALIGN */ + u8 cache_line_log; + + u8 sb_cq_index; + u32 cid; + + /* desired interrupts per sec. valid iff QUEUE_FLG_HC */ + u32 hc_rate; +}; + +struct bnx2x_txq_init_params { + /* cxt*/ + struct eth_context *cxt; + + /* dma */ + dma_addr_t dscr_map; + + u16 flags; + u16 fw_sb_id; + u8 sb_cq_index; + u8 cos; /* valid iff QUEUE_FLG_COS */ + u16 stat_id; /* valid iff QUEUE_FLG_STATS */ + u16 traffic_type; + u32 cid; + u16 hc_rate; /* desired interrupts per sec.*/ + /* valid iff QUEUE_FLG_HC */ + +}; + +struct bnx2x_client_ramrod_params { + int *pstate; + int state; + u16 index; + u16 cl_id; + u32 cid; + u8 poll; +#define CLIENT_IS_LEADING_RSS 0x02 + u8 flags; +}; + +struct bnx2x_client_init_params { + struct rxq_pause_params pause; + struct bnx2x_rxq_init_params rxq_params; + struct bnx2x_txq_init_params txq_params; + struct bnx2x_client_ramrod_params ramrod_params; +}; + +struct bnx2x_rss_params { + int mode; + u16 cap; + u16 result_mask; +}; + +struct bnx2x_func_init_params { + + /* rss */ + struct bnx2x_rss_params *rss; /* valid iff FUNC_FLG_RSS */ + + /* dma */ + dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */ + dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */ + + u16 func_flgs; + u16 func_id; /* abs fid */ + u16 pf_id; + u16 spq_prod; /* valid iff FUNC_FLG_SPQ */ +}; + +#define for_each_queue(bp, var) \ + for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) +#define for_each_nondefault_queue(bp, var) \ + for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++) + + +#define WAIT_RAMROD_POLL 0x01 +#define WAIT_RAMROD_COMMON 0x02 + +/* dmae */ +void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32); +void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, + u32 len32); +void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx); +u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type); +u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode); +u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type, + bool with_comp, u8 comp_type); + +int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port); +int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); +int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); +u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param); + +void bnx2x_calc_fc_adv(struct bnx2x *bp); +int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, + u32 data_hi, u32 data_lo, int common); +void bnx2x_update_coalesce(struct bnx2x *bp); +int bnx2x_get_link_cfg_idx(struct bnx2x *bp); + +static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms, + int wait) +{ + u32 val; + + do { + val = REG_RD(bp, reg); + if (val == expected) + break; + ms -= wait; + msleep(wait); + + } while (ms > 0); + + return val; +} + +#define BNX2X_ILT_ZALLOC(x, y, size) \ + do { \ + x = pci_alloc_consistent(bp->pdev, size, y); \ + if (x) \ + memset(x, 0, size); \ + } while (0) + +#define BNX2X_ILT_FREE(x, y, size) \ + do { \ + if (x) { \ + pci_free_consistent(bp->pdev, size, x, y); \ + x = NULL; \ + y = 0; \ + } \ + } while (0) + +#define ILOG2(x) (ilog2((x))) + +#define ILT_NUM_PAGE_ENTRIES (3072) +/* In 57710/11 we use whole table since we have 8 func + * In 57712 we have only 4 func, but use same size per func, then only half of + * the table in use + */ +#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8) + +#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) +/* + * the phys address is shifted right 12 bits and has an added + * 1=valid bit added to the 53rd bit + * then since this is a wide register(TM) + * we split it into two 32 bit writes + */ +#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) +#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) + +/* load/unload mode */ +#define LOAD_NORMAL 0 +#define LOAD_OPEN 1 +#define LOAD_DIAG 2 +#define UNLOAD_NORMAL 0 +#define UNLOAD_CLOSE 1 +#define UNLOAD_RECOVERY 2 + + +/* DMAE command defines */ +#define DMAE_TIMEOUT -1 +#define DMAE_PCI_ERROR -2 /* E2 and onward */ +#define DMAE_NOT_RDY -3 +#define DMAE_PCI_ERR_FLAG 0x80000000 + +#define DMAE_SRC_PCI 0 +#define DMAE_SRC_GRC 1 + +#define DMAE_DST_NONE 0 +#define DMAE_DST_PCI 1 +#define DMAE_DST_GRC 2 + +#define DMAE_COMP_PCI 0 +#define DMAE_COMP_GRC 1 + +/* E2 and onward - PCI error handling in the completion */ + +#define DMAE_COMP_REGULAR 0 +#define DMAE_COM_SET_ERR 1 + +#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \ + DMAE_COMMAND_SRC_SHIFT) +#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \ + DMAE_COMMAND_SRC_SHIFT) + +#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \ + DMAE_COMMAND_DST_SHIFT) +#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \ + DMAE_COMMAND_DST_SHIFT) + +#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \ + DMAE_COMMAND_C_DST_SHIFT) +#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \ + DMAE_COMMAND_C_DST_SHIFT) + +#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE + +#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT) +#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT) +#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT) +#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT) + +#define DMAE_CMD_PORT_0 0 +#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT + +#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET +#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET +#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT + +#define DMAE_SRC_PF 0 +#define DMAE_SRC_VF 1 + +#define DMAE_DST_PF 0 +#define DMAE_DST_VF 1 + +#define DMAE_C_SRC 0 +#define DMAE_C_DST 1 + +#define DMAE_LEN32_RD_MAX 0x80 +#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000) + +#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit + indicates eror */ + +#define MAX_DMAE_C_PER_PORT 8 +#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ + BP_E1HVN(bp)) +#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ + E1HVN_MAX) + +/* PCIE link and speed */ +#define PCICFG_LINK_WIDTH 0x1f00000 +#define PCICFG_LINK_WIDTH_SHIFT 20 +#define PCICFG_LINK_SPEED 0xf0000 +#define PCICFG_LINK_SPEED_SHIFT 16 + + +#define BNX2X_NUM_TESTS 7 + +#define BNX2X_PHY_LOOPBACK 0 +#define BNX2X_MAC_LOOPBACK 1 +#define BNX2X_PHY_LOOPBACK_FAILED 1 +#define BNX2X_MAC_LOOPBACK_FAILED 2 +#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \ + BNX2X_PHY_LOOPBACK_FAILED) + + +#define STROM_ASSERT_ARRAY_SIZE 50 + + +/* must be used on a CID before placing it on a HW ring */ +#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \ + (BP_E1HVN(bp) << 17) | (x)) + +#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe)) +#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1) + + +#define BNX2X_BTR 4 +#define MAX_SPQ_PENDING 8 + + +/* CMNG constants + derived from lab experiments, and not from system spec calculations !!! */ +#define DEF_MIN_RATE 100 +/* resolution of the rate shaping timer - 100 usec */ +#define RS_PERIODIC_TIMEOUT_USEC 100 +/* resolution of fairness algorithm in usecs - + coefficient for calculating the actual t fair */ +#define T_FAIR_COEF 10000000 +/* number of bytes in single QM arbitration cycle - + coefficient for calculating the fairness timer */ +#define QM_ARB_BYTES 40000 +#define FAIR_MEM 2 + + +#define ATTN_NIG_FOR_FUNC (1L << 8) +#define ATTN_SW_TIMER_4_FUNC (1L << 9) +#define GPIO_2_FUNC (1L << 10) +#define GPIO_3_FUNC (1L << 11) +#define GPIO_4_FUNC (1L << 12) +#define ATTN_GENERAL_ATTN_1 (1L << 13) +#define ATTN_GENERAL_ATTN_2 (1L << 14) +#define ATTN_GENERAL_ATTN_3 (1L << 15) +#define ATTN_GENERAL_ATTN_4 (1L << 13) +#define ATTN_GENERAL_ATTN_5 (1L << 14) +#define ATTN_GENERAL_ATTN_6 (1L << 15) + +#define ATTN_HARD_WIRED_MASK 0xff00 +#define ATTENTION_ID 4 + + +/* stuff added to make the code fit 80Col */ + +#define BNX2X_PMF_LINK_ASSERT \ + GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp)) + +#define BNX2X_MC_ASSERT_BITS \ + (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \ + GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \ + GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \ + GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT)) + +#define BNX2X_MCP_ASSERT \ + GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT) + +#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC) +#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \ + GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \ + GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \ + GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \ + GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \ + GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC)) + +#define HW_INTERRUT_ASSERT_SET_0 \ + (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_PBF_HW_INTERRUPT) +#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\ + AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR) +#define HW_INTERRUT_ASSERT_SET_1 \ + (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT) +#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR |\ + AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\ + AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\ + AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR) +#define HW_INTERRUT_ASSERT_SET_2 \ + (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \ + AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\ + AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT) +#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\ + AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \ + AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR) + +#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \ + AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \ + AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \ + AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY) + +#define RSS_FLAGS(bp) \ + (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \ + (bp->multi_mode << \ + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT)) +#define MULTI_MASK 0x7f + +#define BNX2X_SP_DSB_INDEX \ + (&bp->def_status_blk->sp_sb.\ + index_values[HC_SP_INDEX_ETH_DEF_CONS]) + +#define SET_FLAG(value, mask, flag) \ + do {\ + (value) &= ~(mask);\ + (value) |= ((flag) << (mask##_SHIFT));\ + } while (0) + +#define GET_FLAG(value, mask) \ + (((value) &= (mask)) >> (mask##_SHIFT)) + +#define GET_FIELD(value, fname) \ + (((value) & (fname##_MASK)) >> (fname##_SHIFT)) + +#define CAM_IS_INVALID(x) \ + (GET_FLAG(x.flags, \ + MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \ + (T_ETH_MAC_COMMAND_INVALIDATE)) + +#define CAM_INVALIDATE(x) \ + (x.target_table_entry.flags = TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE) + + +/* Number of u32 elements in MC hash array */ +#define MC_HASH_SIZE 8 +#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \ + TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4) + + +#ifndef PXP2_REG_PXP2_INT_STS +#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0 +#endif + +#ifndef ETH_MAX_RX_CLIENTS_E2 +#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H +#endif + +#define BNX2X_VPD_LEN 128 +#define VENDOR_ID_LEN 4 + +/* Congestion management fairness mode */ +#define CMNG_FNS_NONE 0 +#define CMNG_FNS_MINMAX 1 + +#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/ +#define HC_SEG_ACCESS_ATTN 4 +#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/ + +#ifdef BNX2X_MAIN +#define BNX2X_EXTERN +#else +#define BNX2X_EXTERN extern +#endif + +BNX2X_EXTERN int load_count[2][3]; /* per path: 0-common, 1-port0, 2-port1 */ + +extern void bnx2x_set_ethtool_ops(struct net_device *netdev); + +#endif /* bnx2x.h */ |