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path: root/drivers/net/vmxnet3/vmxnet3_drv.c
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Diffstat (limited to 'drivers/net/vmxnet3/vmxnet3_drv.c')
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c85
1 files changed, 56 insertions, 29 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index d3e7b27eb933..682987040ea8 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -75,8 +75,14 @@ vmxnet3_enable_all_intrs(struct vmxnet3_adapter *adapter)
for (i = 0; i < adapter->intr.num_intrs; i++)
vmxnet3_enable_intr(adapter, i);
- adapter->shared->devRead.intrConf.intrCtrl &=
+ if (!VMXNET3_VERSION_GE_6(adapter) ||
+ !adapter->queuesExtEnabled) {
+ adapter->shared->devRead.intrConf.intrCtrl &=
+ cpu_to_le32(~VMXNET3_IC_DISABLE_ALL);
+ } else {
+ adapter->shared->devReadExt.intrConfExt.intrCtrl &=
cpu_to_le32(~VMXNET3_IC_DISABLE_ALL);
+ }
}
@@ -85,8 +91,14 @@ vmxnet3_disable_all_intrs(struct vmxnet3_adapter *adapter)
{
int i;
- adapter->shared->devRead.intrConf.intrCtrl |=
+ if (!VMXNET3_VERSION_GE_6(adapter) ||
+ !adapter->queuesExtEnabled) {
+ adapter->shared->devRead.intrConf.intrCtrl |=
+ cpu_to_le32(VMXNET3_IC_DISABLE_ALL);
+ } else {
+ adapter->shared->devReadExt.intrConfExt.intrCtrl |=
cpu_to_le32(VMXNET3_IC_DISABLE_ALL);
+ }
for (i = 0; i < adapter->intr.num_intrs; i++)
vmxnet3_disable_intr(adapter, i);
}
@@ -1276,6 +1288,10 @@ vmxnet3_rx_csum(struct vmxnet3_adapter *adapter,
(le32_to_cpu(gdesc->dword[3]) &
VMXNET3_RCD_CSUM_OK) == VMXNET3_RCD_CSUM_OK) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
+ if ((le32_to_cpu(gdesc->dword[0]) &
+ (1UL << VMXNET3_RCD_HDR_INNER_SHIFT))) {
+ skb->csum_level = 1;
+ }
WARN_ON_ONCE(!(gdesc->rcd.tcp || gdesc->rcd.udp) &&
!(le32_to_cpu(gdesc->dword[0]) &
(1UL << VMXNET3_RCD_HDR_INNER_SHIFT)));
@@ -1285,6 +1301,10 @@ vmxnet3_rx_csum(struct vmxnet3_adapter *adapter,
} else if (gdesc->rcd.v6 && (le32_to_cpu(gdesc->dword[3]) &
(1 << VMXNET3_RCD_TUC_SHIFT))) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
+ if ((le32_to_cpu(gdesc->dword[0]) &
+ (1UL << VMXNET3_RCD_HDR_INNER_SHIFT))) {
+ skb->csum_level = 1;
+ }
WARN_ON_ONCE(!(gdesc->rcd.tcp || gdesc->rcd.udp) &&
!(le32_to_cpu(gdesc->dword[0]) &
(1UL << VMXNET3_RCD_HDR_INNER_SHIFT)));
@@ -1396,6 +1416,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
};
u32 num_pkts = 0;
bool skip_page_frags = false;
+ bool encap_lro = false;
struct Vmxnet3_RxCompDesc *rcd;
struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx;
u16 segCnt = 0, mss = 0;
@@ -1525,44 +1546,24 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
rxd->len = rbi->len;
}
-#ifdef VMXNET3_RSS
- if (rcd->rssType != VMXNET3_RCD_RSS_TYPE_NONE &&
- (adapter->netdev->features & NETIF_F_RXHASH)) {
- enum pkt_hash_types hash_type;
-
- switch (rcd->rssType) {
- case VMXNET3_RCD_RSS_TYPE_IPV4:
- case VMXNET3_RCD_RSS_TYPE_IPV6:
- hash_type = PKT_HASH_TYPE_L3;
- break;
- case VMXNET3_RCD_RSS_TYPE_TCPIPV4:
- case VMXNET3_RCD_RSS_TYPE_TCPIPV6:
- case VMXNET3_RCD_RSS_TYPE_UDPIPV4:
- case VMXNET3_RCD_RSS_TYPE_UDPIPV6:
- hash_type = PKT_HASH_TYPE_L4;
- break;
- default:
- hash_type = PKT_HASH_TYPE_L3;
- break;
- }
- skb_set_hash(ctx->skb,
- le32_to_cpu(rcd->rssHash),
- hash_type);
- }
-#endif
skb_record_rx_queue(ctx->skb, rq->qid);
skb_put(ctx->skb, rcd->len);
if (VMXNET3_VERSION_GE_2(adapter) &&
rcd->type == VMXNET3_CDTYPE_RXCOMP_LRO) {
struct Vmxnet3_RxCompDescExt *rcdlro;
+ union Vmxnet3_GenericDesc *gdesc;
+
rcdlro = (struct Vmxnet3_RxCompDescExt *)rcd;
+ gdesc = (union Vmxnet3_GenericDesc *)rcd;
segCnt = rcdlro->segCnt;
WARN_ON_ONCE(segCnt == 0);
mss = rcdlro->mss;
if (unlikely(segCnt <= 1))
segCnt = 0;
+ encap_lro = (le32_to_cpu(gdesc->dword[0]) &
+ (1UL << VMXNET3_RCD_HDR_INNER_SHIFT));
} else {
segCnt = 0;
}
@@ -1627,10 +1628,35 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
u32 mtu = adapter->netdev->mtu;
skb->len += skb->data_len;
+#ifdef VMXNET3_RSS
+ if (rcd->rssType != VMXNET3_RCD_RSS_TYPE_NONE &&
+ (adapter->netdev->features & NETIF_F_RXHASH)) {
+ enum pkt_hash_types hash_type;
+
+ switch (rcd->rssType) {
+ case VMXNET3_RCD_RSS_TYPE_IPV4:
+ case VMXNET3_RCD_RSS_TYPE_IPV6:
+ hash_type = PKT_HASH_TYPE_L3;
+ break;
+ case VMXNET3_RCD_RSS_TYPE_TCPIPV4:
+ case VMXNET3_RCD_RSS_TYPE_TCPIPV6:
+ case VMXNET3_RCD_RSS_TYPE_UDPIPV4:
+ case VMXNET3_RCD_RSS_TYPE_UDPIPV6:
+ hash_type = PKT_HASH_TYPE_L4;
+ break;
+ default:
+ hash_type = PKT_HASH_TYPE_L3;
+ break;
+ }
+ skb_set_hash(skb,
+ le32_to_cpu(rcd->rssHash),
+ hash_type);
+ }
+#endif
vmxnet3_rx_csum(adapter, skb,
(union Vmxnet3_GenericDesc *)rcd);
skb->protocol = eth_type_trans(skb, adapter->netdev);
- if (!rcd->tcp ||
+ if ((!rcd->tcp && !encap_lro) ||
!(adapter->netdev->features & NETIF_F_LRO))
goto not_lro;
@@ -1639,7 +1665,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
SKB_GSO_TCPV4 : SKB_GSO_TCPV6;
skb_shinfo(skb)->gso_size = mss;
skb_shinfo(skb)->gso_segs = segCnt;
- } else if (segCnt != 0 || skb->len > mtu) {
+ } else if ((segCnt != 0 || skb->len > mtu) && !encap_lro) {
u32 hlen;
hlen = vmxnet3_get_hdr_len(adapter, skb,
@@ -1668,6 +1694,7 @@ not_lro:
napi_gro_receive(&rq->napi, skb);
ctx->skb = NULL;
+ encap_lro = false;
num_pkts++;
}