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authorGovindarajulu Varadarajan <_govind@gmx.com>2016-11-01 17:58:50 -0700
committerDavid S. Miller <davem@davemloft.net>2016-11-02 15:32:53 -0400
commit17197236d62c44da127be461c63ac5cc2cce1e53 (patch)
tree1ef9fed744bcc22ce321623bd3d0d79634285096
parentf7a5537cd2a56b5fdd043f89d37d500b6c698422 (diff)
downloadop-kernel-dev-17197236d62c44da127be461c63ac5cc2cce1e53.zip
op-kernel-dev-17197236d62c44da127be461c63ac5cc2cce1e53.tar.gz
enic: set skb->hash type properly
Driver sets the skb l4/l3 hash based on NIC_CFG_RSS_HASH_TYPE_*, which is bit mask. This is wrong. Hw actually provides us enum. Use CQ_ENET_RQ_DESC_RSS_TYPE_* to set l3 and l4 hash type. Fixes: bf751ba802fe ("driver/net: enic: record q_number and rss_hash for skb") Signed-off-by: Govindarajulu Varadarajan <_govind@gmx.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/cisco/enic/enic.h2
-rw-r--r--drivers/net/ethernet/cisco/enic/enic_main.c18
2 files changed, 13 insertions, 7 deletions
diff --git a/drivers/net/ethernet/cisco/enic/enic.h b/drivers/net/ethernet/cisco/enic/enic.h
index 130f910..9023c85 100644
--- a/drivers/net/ethernet/cisco/enic/enic.h
+++ b/drivers/net/ethernet/cisco/enic/enic.h
@@ -33,7 +33,7 @@
#define DRV_NAME "enic"
#define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Driver"
-#define DRV_VERSION "2.3.0.20"
+#define DRV_VERSION "2.3.0.31"
#define DRV_COPYRIGHT "Copyright 2008-2013 Cisco Systems, Inc"
#define ENIC_BARS_MAX 6
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c
index f514faf..cdd7a1a 100644
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -1166,12 +1166,18 @@ static void enic_rq_indicate_buf(struct vnic_rq *rq,
skb->protocol = eth_type_trans(skb, netdev);
skb_record_rx_queue(skb, q_number);
if (netdev->features & NETIF_F_RXHASH) {
- skb_set_hash(skb, rss_hash,
- (rss_type &
- (NIC_CFG_RSS_HASH_TYPE_TCP_IPV6_EX |
- NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 |
- NIC_CFG_RSS_HASH_TYPE_TCP_IPV4)) ?
- PKT_HASH_TYPE_L4 : PKT_HASH_TYPE_L3);
+ switch (rss_type) {
+ case CQ_ENET_RQ_DESC_RSS_TYPE_TCP_IPv4:
+ case CQ_ENET_RQ_DESC_RSS_TYPE_TCP_IPv6:
+ case CQ_ENET_RQ_DESC_RSS_TYPE_TCP_IPv6_EX:
+ skb_set_hash(skb, rss_hash, PKT_HASH_TYPE_L4);
+ break;
+ case CQ_ENET_RQ_DESC_RSS_TYPE_IPv4:
+ case CQ_ENET_RQ_DESC_RSS_TYPE_IPv6:
+ case CQ_ENET_RQ_DESC_RSS_TYPE_IPv6_EX:
+ skb_set_hash(skb, rss_hash, PKT_HASH_TYPE_L3);
+ break;
+ }
}
/* Hardware does not provide whole packet checksum. It only
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