bnx2x, bnx2fc, bnx2i, cnic: Add statistics support and FCoE capabilities advertisement
1. When FCoE offload driver is registered, copy its capabilities to the chip
scratchpad.
2. Copy FCoE/iSCSI MAC addresses in aligned manner to chip scratchpad.
3. Add FCoE/iSCSI statistics collection support
Signed-off-by: Barak Witkowski <barak@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: Eddie Wai <eddie.wai@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 8ddc78e..5b8b521 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -74,6 +74,8 @@
#define FW_FILE_NAME_E1H "bnx2x/bnx2x-e1h-" FW_FILE_VERSION ".fw"
#define FW_FILE_NAME_E2 "bnx2x/bnx2x-e2-" FW_FILE_VERSION ".fw"
+#define MAC_LEADING_ZERO_CNT (ALIGN(ETH_ALEN, sizeof(u32)) - ETH_ALEN)
+
/* Time in jiffies before concluding the transmitter is hung */
#define TX_TIMEOUT (5*HZ)
@@ -3060,7 +3062,8 @@
struct fcoe_stats_info *fcoe_stat =
&bp->slowpath->drv_info_to_mcp.fcoe_stat;
- memcpy(fcoe_stat->mac_local, bp->fip_mac, ETH_ALEN);
+ memcpy(fcoe_stat->mac_local + MAC_LEADING_ZERO_CNT,
+ bp->fip_mac, ETH_ALEN);
fcoe_stat->qos_priority =
app->traffic_type_priority[LLFC_TRAFFIC_TYPE_FCOE];
@@ -3151,7 +3154,8 @@
struct iscsi_stats_info *iscsi_stat =
&bp->slowpath->drv_info_to_mcp.iscsi_stat;
- memcpy(iscsi_stat->mac_local, bp->cnic_eth_dev.iscsi_mac, ETH_ALEN);
+ memcpy(iscsi_stat->mac_local + MAC_LEADING_ZERO_CNT,
+ bp->cnic_eth_dev.iscsi_mac, ETH_ALEN);
iscsi_stat->qos_priority =
app->traffic_type_priority[LLFC_TRAFFIC_TYPE_ISCSI];
@@ -9732,6 +9736,9 @@
bp->flags |= (val >= REQ_BC_VER_4_PFC_STATS_SUPPORTED) ?
BC_SUPPORTS_PFC_STATS : 0;
+ bp->flags |= (val >= REQ_BC_VER_4_FCOE_FEATURES) ?
+ BC_SUPPORTS_FCOE_FEATURES : 0;
+
bp->flags |= (val >= REQ_BC_VER_4_DCBX_ADMIN_MSG_NON_PMF) ?
BC_SUPPORTS_DCBX_MSG_NON_PMF : 0;
boot_mode = SHMEM_RD(bp,
@@ -12548,21 +12555,45 @@
break;
}
case DRV_CTL_ULP_REGISTER_CMD: {
- int ulp_type = ctl->data.ulp_type;
+ int ulp_type = ctl->data.register_data.ulp_type;
if (CHIP_IS_E3(bp)) {
int idx = BP_FW_MB_IDX(bp);
- u32 cap;
+ u32 cap = SHMEM2_RD(bp, drv_capabilities_flag[idx]);
+ int path = BP_PATH(bp);
+ int port = BP_PORT(bp);
+ int i;
+ u32 scratch_offset;
+ u32 *host_addr;
- cap = SHMEM2_RD(bp, drv_capabilities_flag[idx]);
+ /* first write capability to shmem2 */
if (ulp_type == CNIC_ULP_ISCSI)
cap |= DRV_FLAGS_CAPABILITIES_LOADED_ISCSI;
else if (ulp_type == CNIC_ULP_FCOE)
cap |= DRV_FLAGS_CAPABILITIES_LOADED_FCOE;
SHMEM2_WR(bp, drv_capabilities_flag[idx], cap);
+
+ if ((ulp_type != CNIC_ULP_FCOE) ||
+ (!SHMEM2_HAS(bp, ncsi_oem_data_addr)) ||
+ (!(bp->flags & BC_SUPPORTS_FCOE_FEATURES)))
+ break;
+
+ /* if reached here - should write fcoe capabilities */
+ scratch_offset = SHMEM2_RD(bp, ncsi_oem_data_addr);
+ if (!scratch_offset)
+ break;
+ scratch_offset += offsetof(struct glob_ncsi_oem_data,
+ fcoe_features[path][port]);
+ host_addr = (u32 *) &(ctl->data.register_data.
+ fcoe_features);
+ for (i = 0; i < sizeof(struct fcoe_capabilities);
+ i += 4)
+ REG_WR(bp, scratch_offset + i,
+ *(host_addr + i/4));
}
break;
}
+
case DRV_CTL_ULP_UNREGISTER_CMD: {
int ulp_type = ctl->data.ulp_type;