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authorRon Mercer <ron.mercer@qlogic.com>2010-07-05 12:19:41 +0000
committerDavid S. Miller <davem@davemloft.net>2010-07-05 19:41:21 -0700
commitfbc2ac336796ea686211ca411b23cb0527fca57d (patch)
treece69f03ff8ed40d37a7f74b56db5a2e1cb79bdec /drivers/net/qlge
parent6d29b1ef311d96e737084032a4b080653015aedf (diff)
downloadop-kernel-dev-fbc2ac336796ea686211ca411b23cb0527fca57d.zip
op-kernel-dev-fbc2ac336796ea686211ca411b23cb0527fca57d.tar.gz
qlge: Make adapter drop frame errors and pass up csum errors.
Statistics are available and the driver doesn't need the actual frame. This TCP/UDP and IP headers checksum errors will still be passed to the driver. Signed-off-by: Ron Mercer <ron.mercer@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlge')
-rw-r--r--drivers/net/qlge/qlge_main.c30
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index a41b6b5..dd9e86c 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -574,6 +574,22 @@ static int ql_set_routing_reg(struct ql_adapter *qdev, u32 index, u32 mask,
(RT_IDX_ALL_ERR_SLOT << RT_IDX_IDX_SHIFT);/* index */
break;
}
+ case RT_IDX_IP_CSUM_ERR: /* Pass up IP CSUM error frames. */
+ {
+ value = RT_IDX_DST_DFLT_Q | /* dest */
+ RT_IDX_TYPE_NICQ | /* type */
+ (RT_IDX_IP_CSUM_ERR_SLOT <<
+ RT_IDX_IDX_SHIFT); /* index */
+ break;
+ }
+ case RT_IDX_TU_CSUM_ERR: /* Pass up TCP/UDP CSUM error frames. */
+ {
+ value = RT_IDX_DST_DFLT_Q | /* dest */
+ RT_IDX_TYPE_NICQ | /* type */
+ (RT_IDX_TCP_UDP_CSUM_ERR_SLOT <<
+ RT_IDX_IDX_SHIFT); /* index */
+ break;
+ }
case RT_IDX_BCAST: /* Pass up Broadcast frames to default Q. */
{
value = RT_IDX_DST_DFLT_Q | /* dest */
@@ -3587,10 +3603,20 @@ static int ql_route_initialize(struct ql_adapter *qdev)
if (status)
return status;
- status = ql_set_routing_reg(qdev, RT_IDX_ALL_ERR_SLOT, RT_IDX_ERR, 1);
+ status = ql_set_routing_reg(qdev, RT_IDX_IP_CSUM_ERR_SLOT,
+ RT_IDX_IP_CSUM_ERR, 1);
+ if (status) {
+ netif_err(qdev, ifup, qdev->ndev,
+ "Failed to init routing register "
+ "for IP CSUM error packets.\n");
+ goto exit;
+ }
+ status = ql_set_routing_reg(qdev, RT_IDX_TCP_UDP_CSUM_ERR_SLOT,
+ RT_IDX_TU_CSUM_ERR, 1);
if (status) {
netif_err(qdev, ifup, qdev->ndev,
- "Failed to init routing register for error packets.\n");
+ "Failed to init routing register "
+ "for TCP/UDP CSUM error packets.\n");
goto exit;
}
status = ql_set_routing_reg(qdev, RT_IDX_BCAST_SLOT, RT_IDX_BCAST, 1);
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