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Message-ID: <1314387941-2126-1-git-send-email-mchan@broadcom.com>
Date: Fri, 26 Aug 2011 12:45:39 -0700
From: "Michael Chan" <mchan@...adcom.com>
To: davem@...emloft.net
cc: netdev@...r.kernel.org, "Michael Chan" <mchan@...adcom.com>,
"Bhanu Prakash Gollapudi" <bprakash@...adcom.com>
Subject: [PATCH 1/3 net-next] cnic, bnx2fc: Increase maximum FCoE
sessions.
Increase it to NVRAM configured limit or 1024 whichever is less.
Signed-off-by: Michael Chan <mchan@...adcom.com>
Signed-off-by: Bhanu Prakash Gollapudi <bprakash@...adcom.com>
---
drivers/net/ethernet/broadcom/cnic.c | 14 ++++++++------
drivers/net/ethernet/broadcom/cnic.h | 2 +-
drivers/scsi/bnx2fc/bnx2fc.h | 2 +-
3 files changed, 10 insertions(+), 8 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c
index 7698161..73060f4 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 7a2928f..15b1c09 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 5613e8a..dd335a2 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
--
1.7.1
--
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