bnx2x: Added GRO support

Adding GRO support on top of the HW LRO (TPA) support –
there is no measurable performance drawback of adding GRO
on top of it, and it allows better performance when LRO (TPA)
is turned off for virtualization or bridging.

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 11 insertions, 9 deletions

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 6c042a72d6cc..f4ea99d06c77 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -57,8 +57,8 @@
 #include "bnx2x_init_ops.h"
 #include "bnx2x_dump.h"
 
-#define DRV_MODULE_VERSION      "1.52.1-7"
-#define DRV_MODULE_RELDATE      "2010/02/28"
+#define DRV_MODULE_VERSION      "1.52.1-8"
+#define DRV_MODULE_RELDATE      "2010/04/01"
 #define BNX2X_BC_VER            0x040200
 
 #include <linux/firmware.h>
@@ -1441,12 +1441,12 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
 #ifdef BCM_VLAN
                         if ((bp->vlgrp != NULL) && is_vlan_cqe &&
                             (!is_not_hwaccel_vlan_cqe))
-                                vlan_hwaccel_receive_skb(skb, bp->vlgrp,
-                                                le16_to_cpu(cqe->fast_path_cqe.
-                                                            vlan_tag));
+                                vlan_gro_receive(&fp->napi, bp->vlgrp,
+                                                 le16_to_cpu(cqe->fast_path_cqe.
+                                                             vlan_tag), skb);
                         else
 #endif
-                                netif_receive_skb(skb);
+                                napi_gro_receive(&fp->napi, skb);
                 } else {
                         DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages"
                            " - dropping packet!\n");
@@ -1699,11 +1699,11 @@ reuse_rx:
                 if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) &&
                     (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) &
                      PARSING_FLAGS_VLAN))
-                        vlan_hwaccel_receive_skb(skb, bp->vlgrp,
-                                le16_to_cpu(cqe->fast_path_cqe.vlan_tag));
+                        vlan_gro_receive(&fp->napi, bp->vlgrp,
+                                le16_to_cpu(cqe->fast_path_cqe.vlan_tag), skb);
                 else
 #endif
-                        netif_receive_skb(skb);
+                        napi_gro_receive(&fp->napi, skb);
 
 
 next_rx:
@@ -8935,6 +8935,8 @@ static int __devinit bnx2x_init_bp(struct bnx2x *bp)
         bp->multi_mode = multi_mode;
 
 
+        bp->dev->features |= NETIF_F_GRO;
+
         /* Set TPA flags */
         if (disable_tpa) {
                 bp->flags &= ~TPA_ENABLE_FLAG;