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[SCSI] bnx2: Add support for CNIC driver.

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Add interface and functions to support a new CNIC driver to drive
the Broadcom bnx2 hardware for iSCSI offload.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Michael Chan
2009-06-08 18:14:42 -07:00
committed by James Bottomley
parent 43514774ff
commit 4edd473f20
2 changed files with 208 additions and 3 deletions
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18
drivers/net/bnx2.h
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@@ -361,6 +361,9 @@ struct l2_fhdr {
#define BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE (1<<28)
#define BNX2_L2CTX_HOST_BDIDX 0x00000004
#define BNX2_L2CTX_STATUSB_NUM_SHIFT 16
#define BNX2_L2CTX_STATUSB_NUM(sb_id) \
(((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_STATUSB_NUM_SHIFT) : 0)
#define BNX2_L2CTX_HOST_BSEQ 0x00000008
#define BNX2_L2CTX_NX_BSEQ 0x0000000c
#define BNX2_L2CTX_NX_BDHADDR_HI 0x00000010
@@ -5900,6 +5903,7 @@ struct l2_fhdr {
#define BNX2_RXP_FTQ_CTL_CUR_DEPTH (0x3ffL<<22)
#define BNX2_RXP_SCRATCH 0x000e0000
#define BNX2_RXP_SCRATCH_RXP_FLOOD 0x000e0024
#define BNX2_RXP_SCRATCH_RSS_TBL_SZ 0x000e0038
#define BNX2_RXP_SCRATCH_RSS_TBL 0x000e003c
#define BNX2_RXP_SCRATCH_RSS_TBL_MAX_ENTRIES 128
@@ -6678,6 +6682,11 @@ struct bnx2_napi {
u32 last_status_idx;
u32 int_num;
#ifdef BCM_CNIC
u32 cnic_tag;
int cnic_present;
#endif
struct bnx2_rx_ring_info rx_ring;
struct bnx2_tx_ring_info tx_ring;
};
@@ -6727,6 +6736,11 @@ struct bnx2 {
int tx_ring_size;
u32 tx_wake_thresh;
#ifdef BCM_CNIC
struct cnic_ops *cnic_ops;
void *cnic_data;
#endif
/* End of fields used in the performance code paths. */
unsigned int current_interval;
@@ -6885,6 +6899,10 @@ struct bnx2 {
u32 idle_chk_status_idx;
#ifdef BCM_CNIC
struct cnic_eth_dev cnic_eth_dev;
#endif
const struct firmware *mips_firmware;
const struct firmware *rv2p_firmware;
};