netdev - [PATCH net-next 1/2] bnx2x: dont handle storage drv

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Date:	Wed, 7 Dec 2011 15:45:35 +0200
From:	"Barak Witkowski" <barak@...adcom.com>
To:	davem@...emloft.net, netdev@...r.kernel.org
cc:	"Barak Witkowski" <barak@...adcom.com>,
	"Eilon Greenstein" <eilong@...adcom.com>
Subject: [PATCH net-next 1/2] bnx2x: dont handle storage drv_info req if
 no cnic

This patch returns ACK with zeroed buffer to FW upon fcoe/iscsi drv_info
request if cnic is not defined. This is better handling in comparison to
send NACK to FW upon such request, as it's a valid request.

Reported-by: Joe Perches <joe@...ches.com>
Signed-off-by: Barak Witkowski <barak@...adcom.com>
Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
---
 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 418e7d3..d104695 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -2941,9 +2941,9 @@ static void bnx2x_drv_info_ether_stat(struct bnx2x *bp)
 	ether_stat->rxq_size = bp->rx_ring_size;
 }
 
+#ifdef BCM_CNIC
 static void bnx2x_drv_info_fcoe_stat(struct bnx2x *bp)
 {
-#ifdef BCM_CNIC
 	struct bnx2x_dcbx_app_params *app = &bp->dcbx_port_params.app;
 	struct fcoe_stats_info *fcoe_stat =
 		&bp->slowpath->drv_info_to_mcp.fcoe_stat;
@@ -3029,12 +3029,12 @@ static void bnx2x_drv_info_fcoe_stat(struct bnx2x *bp)
 
 	/* ask L5 driver to add data to the struct */
 	bnx2x_cnic_notify(bp, CNIC_CTL_FCOE_STATS_GET_CMD);
-#endif
 }
+#endif
 
+#ifdef BCM_CNIC
 static void bnx2x_drv_info_iscsi_stat(struct bnx2x *bp)
 {
-#ifdef BCM_CNIC
 	struct bnx2x_dcbx_app_params *app = &bp->dcbx_port_params.app;
 	struct iscsi_stats_info *iscsi_stat =
 		&bp->slowpath->drv_info_to_mcp.iscsi_stat;
@@ -3046,8 +3046,8 @@ static void bnx2x_drv_info_iscsi_stat(struct bnx2x *bp)
 
 	/* ask L5 driver to add data to the struct */
 	bnx2x_cnic_notify(bp, CNIC_CTL_ISCSI_STATS_GET_CMD);
-#endif
 }
+#endif
 
 /* called due to MCP event (on pmf):
  *	reread new bandwidth configuration
@@ -3091,10 +3091,14 @@ static void bnx2x_handle_drv_info_req(struct bnx2x *bp)
 		bnx2x_drv_info_ether_stat(bp);
 		break;
 	case FCOE_STATS_OPCODE:
+#ifdef BCM_CNIC
 		bnx2x_drv_info_fcoe_stat(bp);
+#endif
 		break;
 	case ISCSI_STATS_OPCODE:
+#ifdef BCM_CNIC
 		bnx2x_drv_info_iscsi_stat(bp);
+#endif
 		break;
 	default:
 		/* if op code isn't supported - send NACK */
-- 
1.7.7.4


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