From e251306556d30c9c678feca60204acaaa0784cbd Mon Sep 17 00:00:00 2001 From: Michael Chan Date: Sat, 10 Oct 2009 13:46:58 +0000 Subject: cnic: Add bnx2x data structures. Add hardware and software structures for bnx2x devices. Signed-off-by: Michael Chan Acked-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/cnic.h | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) (limited to 'drivers/net/cnic.h') diff --git a/drivers/net/cnic.h b/drivers/net/cnic.h index a94b302..241d09a 100644 --- a/drivers/net/cnic.h +++ b/drivers/net/cnic.h @@ -227,6 +227,7 @@ struct cnic_local { void *status_blk; struct status_block_msix *bnx2_status_blk; struct host_status_block *bnx2x_status_blk; + struct host_def_status_block *bnx2x_def_status_blk; u32 status_blk_num; u32 int_num; @@ -258,6 +259,7 @@ struct cnic_local { struct cnic_ctx *ctx_arr; int ctx_blks; int ctx_blk_size; + unsigned long ctx_align; int cids_per_blk; u32 chip_id; @@ -290,11 +292,73 @@ struct bnx2x_bd_chain_next { u8 reserved[8]; }; +#define ISCSI_DEFAULT_MAX_OUTSTANDING_R2T (1) + #define ISCSI_RAMROD_CMD_ID_UPDATE_CONN (ISCSI_KCQE_OPCODE_UPDATE_CONN) #define ISCSI_RAMROD_CMD_ID_INIT (ISCSI_KCQE_OPCODE_INIT) #define CDU_REGION_NUMBER_XCM_AG 2 #define CDU_REGION_NUMBER_UCM_AG 4 +#define CDU_VALID_DATA(_cid, _region, _type) \ + (((_cid) << 8) | (((_region)&0xf)<<4) | (((_type)&0xf))) + +#define CDU_CRC8(_cid, _region, _type) \ + (calc_crc8(CDU_VALID_DATA(_cid, _region, _type), 0xff)) + +#define CDU_RSRVD_VALUE_TYPE_A(_cid, _region, _type) \ + (0x80 | ((CDU_CRC8(_cid, _region, _type)) & 0x7f)) + +#define BNX2X_CONTEXT_MEM_SIZE 1024 +#define BNX2X_FCOE_CID 16 + +/* iSCSI client IDs are 17, 19, 21, 23 */ +#define BNX2X_ISCSI_BASE_CL_ID 17 +#define BNX2X_ISCSI_CL_ID(vn) (BNX2X_ISCSI_BASE_CL_ID + ((vn) << 1)) + +#define BNX2X_ISCSI_L2_CID 17 +#define BNX2X_ISCSI_START_CID 18 +#define BNX2X_ISCSI_NUM_CONNECTIONS 128 +#define BNX2X_ISCSI_TASK_CONTEXT_SIZE 128 +#define BNX2X_ISCSI_MAX_PENDING_R2TS 4 +#define BNX2X_ISCSI_R2TQE_SIZE 8 +#define BNX2X_ISCSI_HQ_BD_SIZE 64 +#define BNX2X_ISCSI_CONN_BUF_SIZE 64 +#define BNX2X_ISCSI_GLB_BUF_SIZE 64 +#define BNX2X_ISCSI_PBL_NOT_CACHED 0xff +#define BNX2X_ISCSI_PDU_HEADER_NOT_CACHED 0xff +#define BNX2X_HW_CID(x, func) ((x) | (((func) % PORT_MAX) << 23) | \ + (((func) >> 1) << 17)) +#define BNX2X_SW_CID(x) (x & 0x1ffff) +#define BNX2X_CHIP_NUM_57711 0x164f +#define BNX2X_CHIP_NUM_57711E 0x1650 +#define BNX2X_CHIP_NUM(x) (x >> 16) +#define BNX2X_CHIP_IS_57711(x) \ + (BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57711) +#define BNX2X_CHIP_IS_57711E(x) \ + (BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57711E) +#define BNX2X_CHIP_IS_E1H(x) \ + (BNX2X_CHIP_IS_57711(x) || BNX2X_CHIP_IS_57711E(x)) +#define IS_E1H_OFFSET BNX2X_CHIP_IS_E1H(cp->chip_id) + +#define BNX2X_RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd)) +#define BNX2X_MAX_RX_DESC_CNT (BNX2X_RX_DESC_CNT - 2) +#define BNX2X_RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe)) +#define BNX2X_MAX_RCQ_DESC_CNT (BNX2X_RCQ_DESC_CNT - 1) + +#define BNX2X_DEF_SB_ID 16 + +#define BNX2X_ISCSI_RX_SB_INDEX_NUM \ + ((HC_INDEX_DEF_U_ETH_ISCSI_RX_CQ_CONS << \ + USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER_SHIFT) & \ + USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER) + +#define BNX2X_SHMEM_ADDR(base, field) (base + \ + offsetof(struct shmem_region, field)) + +#define CNIC_PORT(cp) ((cp)->func % PORT_MAX) +#define CNIC_FUNC(cp) ((cp)->func) +#define CNIC_E1HVN(cp) ((cp)->func >> 1) + #endif -- cgit v1.1