cnic, bnx2fc: Increase maximum FCoE sessions.

Increase it to NVRAM configured limit or 1024 whichever is less.

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>

3 files changed, 10 insertions, 8 deletions

diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c
index 769816104a6d..73060f4a2f5f 100644
--- a/drivers/net/ethernet/broadcom/cnic.c
+++ b/drivers/net/ethernet/broadcom/cnic.c
@@ -1177,7 +1177,7 @@ static int cnic_alloc_bnx2x_resc(struct cnic_dev *dev)
         cp->fcoe_start_cid = start_cid + MAX_ISCSI_TBL_SZ;
 
         if (BNX2X_CHIP_IS_E2_PLUS(cp->chip_id)) {
-                cp->max_cid_space += BNX2X_FCOE_NUM_CONNECTIONS;
+                cp->max_cid_space += dev->max_fcoe_conn;
                 cp->fcoe_init_cid = ethdev->fcoe_init_cid;
                 if (!cp->fcoe_init_cid)
                         cp->fcoe_init_cid = 0x10;
@@ -2280,7 +2280,7 @@ static int cnic_bnx2x_fcoe_ofld1(struct cnic_dev *dev, struct kwqe *wqes[],
         *work = 4;
 
         l5_cid = req1->fcoe_conn_id;
-        if (l5_cid >= BNX2X_FCOE_NUM_CONNECTIONS)
+        if (l5_cid >= dev->max_fcoe_conn)
                 goto err_reply;
 
         l5_cid += BNX2X_FCOE_L5_CID_BASE;
@@ -2384,7 +2384,7 @@ static int cnic_bnx2x_fcoe_disable(struct cnic_dev *dev, struct kwqe *kwqe)
         req = (struct fcoe_kwqe_conn_enable_disable *) kwqe;
         cid = req->context_id;
         l5_cid = req->conn_id;
-        if (l5_cid >= BNX2X_FCOE_NUM_CONNECTIONS)
+        if (l5_cid >= dev->max_fcoe_conn)
                 return -EINVAL;
 
         l5_cid += BNX2X_FCOE_L5_CID_BASE;
@@ -2418,7 +2418,7 @@ static int cnic_bnx2x_fcoe_destroy(struct cnic_dev *dev, struct kwqe *kwqe)
         req = (struct fcoe_kwqe_conn_destroy *) kwqe;
         cid = req->context_id;
         l5_cid = req->conn_id;
-        if (l5_cid >= BNX2X_FCOE_NUM_CONNECTIONS)
+        if (l5_cid >= dev->max_fcoe_conn)
                 return -EINVAL;
 
         l5_cid += BNX2X_FCOE_L5_CID_BASE;
@@ -4850,8 +4850,7 @@ static int cnic_start_bnx2x_hw(struct cnic_dev *dev)
                 return -ENOMEM;
 
         if (BNX2X_CHIP_IS_E2_PLUS(cp->chip_id)) {
-                ret = cnic_init_id_tbl(&cp->fcoe_cid_tbl,
-                                        BNX2X_FCOE_NUM_CONNECTIONS,
+                ret = cnic_init_id_tbl(&cp->fcoe_cid_tbl, dev->max_fcoe_conn,
                                         cp->fcoe_start_cid, 0);
 
                 if (ret)
@@ -5292,6 +5291,9 @@ static struct cnic_dev *init_bnx2x_cnic(struct net_device *dev)
             !(ethdev->drv_state & CNIC_DRV_STATE_NO_FCOE))
                 cdev->max_fcoe_conn = ethdev->max_fcoe_conn;
 
+        if (cdev->max_fcoe_conn > BNX2X_FCOE_NUM_CONNECTIONS)
+                cdev->max_fcoe_conn = BNX2X_FCOE_NUM_CONNECTIONS;
+
         memcpy(cdev->mac_addr, ethdev->iscsi_mac, 6);
 
         cp->cnic_ops = &cnic_bnx2x_ops;
diff --git a/drivers/net/ethernet/broadcom/cnic.h b/drivers/net/ethernet/broadcom/cnic.h
index 7a2928f82d40..15b1c09f1d5c 100644
--- a/drivers/net/ethernet/broadcom/cnic.h
+++ b/drivers/net/ethernet/broadcom/cnic.h
@@ -373,7 +373,7 @@ struct bnx2x_bd_chain_next {
 #define BNX2X_ISCSI_PBL_NOT_CACHED      0xff
 #define BNX2X_ISCSI_PDU_HEADER_NOT_CACHED       0xff
 
-#define BNX2X_FCOE_NUM_CONNECTIONS      128
+#define BNX2X_FCOE_NUM_CONNECTIONS      1024
 
 #define BNX2X_FCOE_L5_CID_BASE          MAX_ISCSI_TBL_SZ
 
diff --git a/drivers/scsi/bnx2fc/bnx2fc.h b/drivers/scsi/bnx2fc/bnx2fc.h
index 5613e8afffb0..dd335a2a797b 100644
--- a/drivers/scsi/bnx2fc/bnx2fc.h
+++ b/drivers/scsi/bnx2fc/bnx2fc.h
@@ -81,7 +81,7 @@
 #define BNX2FC_RQ_WQES_MAX      16
 #define BNX2FC_CQ_WQES_MAX      (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX)
 
-#define BNX2FC_NUM_MAX_SESS     128
+#define BNX2FC_NUM_MAX_SESS     1024
 #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS))
 
 #define BNX2FC_MAX_OUTSTANDING_CMNDS    2048