netdev - [PATCH 2/2] qla3xxx: bugfix: Fix VLAN rx completion handling.

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Message-Id: <11877040854129-git-send-email-ron.mercer@qlogic.com>
Date:	Tue, 21 Aug 2007 06:48:04 -0700
From:	Ron Mercer <ron.mercer@...gic.com>
To:	netdev@...r.kernel.org
Cc:	Ron Mercer <ron.mercer@...gic.com>
Subject: [PATCH 2/2] qla3xxx: bugfix:  Fix VLAN rx completion handling.

Fix 4032 chip undocumented "feature" where bit-8 is set
if the inbound completion is for a VLAN.

Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
---
 drivers/net/qla3xxx.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
index c3fe1c7..ea15131 100755
--- a/drivers/net/qla3xxx.c
+++ b/drivers/net/qla3xxx.c
@@ -2249,6 +2249,12 @@ static int ql_tx_rx_clean(struct ql3_adapter *qdev,
 
 		net_rsp = qdev->rsp_current;
 		rmb();
+		/*
+		 * Fix 4032 chipe undocumented "feature" where bit-8 is set if the
+		 * inbound completion is for a VLAN.
+		 */
+		if (qdev->device_id == QL3032_DEVICE_ID)
+			net_rsp->opcode &= 0x7f;
 		switch (net_rsp->opcode) {
 
 		case OPCODE_OB_MAC_IOCB_FN0:
-- 
1.5.0.rc4.16.g9e258

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