From: Amit Kumar Salecha <amit.salecha@qlogic.com>
Date: Mon, 29 Mar 2010 02:43:45 +0000 (+0000)
Subject: netxen: fix interrupt for NX2031
X-Git-Tag: v3.12-rc1~10278^2~672
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=083ba279d52bcad20f1dfa3cefd4255cbe82d521;p=kernel%2Fkernel-generic.git

netxen: fix interrupt for NX2031

Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>

For NX2031, msix is supported from fw version > 3.4.336.
This fw version check should take flash fw in consider instead of
running fw or fw from file.
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 68903bf..f1daa9a 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -772,15 +772,22 @@ netxen_check_options(struct netxen_adapter *adapter)
 	if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 		adapter->msix_supported = !!use_msi_x;
 		adapter->rss_supported = !!use_msi_x;
-	} else if (adapter->fw_version >= NETXEN_VERSION_CODE(3, 4, 336)) {
-		switch (adapter->ahw.board_type) {
-		case NETXEN_BRDTYPE_P2_SB31_10G:
-		case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
-			adapter->msix_supported = !!use_msi_x;
-			adapter->rss_supported = !!use_msi_x;
-			break;
-		default:
-			break;
+	} else {
+		u32 flashed_ver = 0;
+		netxen_rom_fast_read(adapter,
+				NX_FW_VERSION_OFFSET, (int *)&flashed_ver);
+		flashed_ver = NETXEN_DECODE_VERSION(flashed_ver);
+
+		if (flashed_ver >= NETXEN_VERSION_CODE(3, 4, 336)) {
+			switch (adapter->ahw.board_type) {
+			case NETXEN_BRDTYPE_P2_SB31_10G:
+			case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
+				adapter->msix_supported = !!use_msi_x;
+				adapter->rss_supported = !!use_msi_x;
+				break;
+			default:
+				break;
+			}
 		}
 	}