cnic: Add bnx2x data structures.

Add hardware and software structures for bnx2x devices.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Acked-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 64 insertions, 0 deletions

diff --git a/drivers/net/cnic.h b/drivers/net/cnic.h
index a94b302bb464..241d09acc0d4 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