vmxnet3: set correct hash type based on rss information

As vmxnet3 supports IP/TCP/UDP RSS, this patch sets appropriate
hash type based on the type of RSS performed.

Signed-off-by: Ronak Doshi <doshir@vmware.com>
Acked-by: Guolin Yang <gyang@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h
index a9c108166a5215088c91f5f38c7d8cb18fecb90e..bc82bbbcb1ab82aa4dc7c4f4012a22b90aa3395d 100644 (file)
--- a/drivers/net/vmxnet3/vmxnet3_defs.h
+++ b/drivers/net/vmxnet3/vmxnet3_defs.h
@@ -344,13 +344,15 @@ struct Vmxnet3_RxCompDescExt {
 #define VMXNET3_TXD_EOP_SIZE 1
 
 /* value of RxCompDesc.rssType */
-enum {
-       VMXNET3_RCD_RSS_TYPE_NONE     = 0,
-       VMXNET3_RCD_RSS_TYPE_IPV4     = 1,
-       VMXNET3_RCD_RSS_TYPE_TCPIPV4  = 2,
-       VMXNET3_RCD_RSS_TYPE_IPV6     = 3,
-       VMXNET3_RCD_RSS_TYPE_TCPIPV6  = 4,
-};
+#define VMXNET3_RCD_RSS_TYPE_NONE     0
+#define VMXNET3_RCD_RSS_TYPE_IPV4     1
+#define VMXNET3_RCD_RSS_TYPE_TCPIPV4  2
+#define VMXNET3_RCD_RSS_TYPE_IPV6     3
+#define VMXNET3_RCD_RSS_TYPE_TCPIPV6  4
+#define VMXNET3_RCD_RSS_TYPE_UDPIPV4  5
+#define VMXNET3_RCD_RSS_TYPE_UDPIPV6  6
+#define VMXNET3_RCD_RSS_TYPE_ESPIPV4  7
+#define VMXNET3_RCD_RSS_TYPE_ESPIPV6  8
 
 
 /* a union for accessing all cmd/completion descriptors */

diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 41e694d13c92b0268a224f363e46c6b863d5ad80..4fd6ce15a86084d7f2247ffda642a2e8069273d2 100644 (file)
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -1478,10 +1478,28 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
 
 #ifdef VMXNET3_RSS
                        if (rcd->rssType != VMXNET3_RCD_RSS_TYPE_NONE &&
-                           (adapter->netdev->features & NETIF_F_RXHASH))
+                           (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),
-                                            PKT_HASH_TYPE_L3);
+                                            hash_type);
+                       }
 #endif
                        skb_put(ctx->skb, rcd->len);