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ar71xx: Add GRO support to ag71xx

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On a TL-WN710N, this patch increases iperf performance from ~92.5 to ~93.5 mbps. Keep in mind the WN710N is a 100mbps device. I expect greater numbers from gigabit devices.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
This commit is contained in:
Rosen Penev 2017-09-03 11:35:46 -07:00 committed by John Crispin
parent 6aa46bf05e
commit 13e5e47369
1 changed files with 3 additions and 3 deletions
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6
target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
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@ -1089,7 +1089,7 @@ next:
while ((skb = __skb_dequeue(&queue)) != NULL) { while ((skb = __skb_dequeue(&queue)) != NULL) {
skb->protocol = eth_type_trans(skb, dev); skb->protocol = eth_type_trans(skb, dev);
netif_receive_skb(skb); napi_gro_receive(&ag->napi, skb);
} }
DBG("%s: rx finish, curr=%u, dirty=%u, done=%d\n", DBG("%s: rx finish, curr=%u, dirty=%u, done=%d\n",
@ -1141,7 +1141,7 @@ static int ag71xx_poll(struct napi_struct *napi, int limit)
DBG("%s: disable polling mode, rx=%d, tx=%d,limit=%d\n", DBG("%s: disable polling mode, rx=%d, tx=%d,limit=%d\n",
dev->name, rx_done, tx_done, limit); dev->name, rx_done, tx_done, limit);
napi_complete(napi); napi_complete_done(napi, rx_done);
/* enable interrupts */ /* enable interrupts */
spin_lock_irqsave(&ag->lock, flags); spin_lock_irqsave(&ag->lock, flags);
@ -1160,7 +1160,7 @@ oom:
pr_info("%s: out of memory\n", dev->name); pr_info("%s: out of memory\n", dev->name);
mod_timer(&ag->oom_timer, jiffies + AG71XX_OOM_REFILL); mod_timer(&ag->oom_timer, jiffies + AG71XX_OOM_REFILL);
napi_complete(napi); napi_complete_done(napi, rx_done);
return 0; return 0;
} }