From b47385bd4f67481a7dbfcf1b4b82e9a67ecb846c Mon Sep 17 00:00:00 2001 From: Divy Le Ray Date: Wed, 21 May 2008 18:56:26 -0700 Subject: cxgb3 - Add LRO support Add LRO support. Signed-off-by: Divy Le Ray Signed-off-by: Jeff Garzik --- drivers/net/cxgb3/cxgb3_main.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'drivers/net/cxgb3/cxgb3_main.c') diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c index 3a312721679..5447f3e60f0 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; -- cgit v1.2.3