redonkable/remarkable-linux
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bnx2x: Added GRO support

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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>
This commit is contained in:
Dmitry Kravkov 2010-04-01 19:45:34 -07:00 committed by David S. Miller
parent d7997fe1f4
commit 4fd89b7af2
1 changed files with 11 additions and 9 deletions
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20
drivers/net/bnx2x_main.c
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@ -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;