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authorDivy Le Ray <divy@chelsio.com>2008-05-21 18:56:26 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-05-22 06:34:13 -0400
commitb47385bd4f67481a7dbfcf1b4b82e9a67ecb846c (patch)
tree7357a330b671dc2526fd7c467f1799cc612914ce /drivers/net/cxgb3/cxgb3_main.c
parent7385ecf339c504933a98581c2056d83b69b2a82b (diff)
cxgb3 - Add LRO support
Add LRO support. Signed-off-by: Divy Le Ray <divy@chelsio.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/cxgb3/cxgb3_main.c')
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 3a3127216791..5447f3e60f07 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -1212,6 +1212,9 @@ static char stats_strings[][ETH_GSTRING_LEN] = {
"VLANinsertions ",
"TxCsumOffload ",
"RxCsumGood ",
+ "LroAggregated ",
+ "LroFlushed ",
+ "LroNoDesc ",
"RxDrops ",
"CheckTXEnToggled ",
@@ -1340,6 +1343,9 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats,
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_VLANINS);
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_TX_CSUM);
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_RX_CSUM_GOOD);
+ *data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_LRO_AGGR);
+ *data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_LRO_FLUSHED);
+ *data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_LRO_NO_DESC);
*data++ = s->rx_cong_drops;
*data++ = s->num_toggled;
@@ -1558,6 +1564,13 @@ static int set_rx_csum(struct net_device *dev, u32 data)
struct port_info *p = netdev_priv(dev);
p->rx_csum_offload = data;
+ if (!data) {
+ struct adapter *adap = p->adapter;
+ int i;
+
+ for (i = p->first_qset; i < p->first_qset + p->nqsets; i++)
+ adap->sge.qs[i].lro_enabled = 0;
+ }
return 0;
}
@@ -1830,6 +1843,11 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
}
}
}
+ if (t.lro >= 0) {
+ struct sge_qset *qs = &adapter->sge.qs[t.qset_idx];
+ q->lro = t.lro;
+ qs->lro_enabled = t.lro;
+ }
break;
}
case CHELSIO_GET_QSET_PARAMS:{
@@ -1849,6 +1867,7 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
t.fl_size[0] = q->fl_size;
t.fl_size[1] = q->jumbo_size;
t.polling = q->polling;
+ t.lro = q->lro;
t.intr_lat = q->coalesce_usecs;
t.cong_thres = q->cong_thres;