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 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