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authorStephen Hemminger <shemminger@vyatta.com>2009-06-17 03:30:39 -0400
committerDavid S. Miller <davem@davemloft.net>2009-06-17 21:49:47 -0400
commit37e5a2439b43bb90655e17f00c9db5759909a712 (patch)
tree386ec6f2f8ed5475362166cfcd565eb03cc0ef11 /drivers/net/sky2.c
parentbd1c6869f14f88aa82587ff51303e72dc7eec30e (diff)
sky2: add GRO support
Add support for generic receive offload. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sky2.c')
-rw-r--r--drivers/net/sky2.c29
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 4f2afc770f8f..d2112e6258e6 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2373,6 +2373,26 @@ static inline void sky2_tx_done(struct net_device *dev, u16 last)
2373 } 2373 }
2374} 2374}
2375 2375
2376static inline void sky2_skb_rx(const struct sky2_port *sky2,
2377 u32 status, struct sk_buff *skb)
2378{
2379#ifdef SKY2_VLAN_TAG_USED
2380 u16 vlan_tag = be16_to_cpu(sky2->rx_tag);
2381 if (sky2->vlgrp && (status & GMR_FS_VLAN)) {
2382 if (skb->ip_summed == CHECKSUM_NONE)
2383 vlan_hwaccel_receive_skb(skb, sky2->vlgrp, vlan_tag);
2384 else
2385 vlan_gro_receive(&sky2->hw->napi, sky2->vlgrp,
2386 vlan_tag, skb);
2387 return;
2388 }
2389#endif
2390 if (skb->ip_summed == CHECKSUM_NONE)
2391 netif_receive_skb(skb);
2392 else
2393 napi_gro_receive(&sky2->hw->napi, skb);
2394}
2395
2376static inline void sky2_rx_done(struct sky2_hw *hw, unsigned port, 2396static inline void sky2_rx_done(struct sky2_hw *hw, unsigned port,
2377 unsigned packets, unsigned bytes) 2397 unsigned packets, unsigned bytes)
2378{ 2398{
@@ -2438,14 +2458,7 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx)
2438 2458
2439 skb->protocol = eth_type_trans(skb, dev); 2459 skb->protocol = eth_type_trans(skb, dev);
2440 2460
2441#ifdef SKY2_VLAN_TAG_USED 2461 sky2_skb_rx(sky2, status, skb);
2442 if (sky2->vlgrp && (status & GMR_FS_VLAN)) {
2443 vlan_hwaccel_receive_skb(skb,
2444 sky2->vlgrp,
2445 be16_to_cpu(sky2->rx_tag));
2446 } else
2447#endif
2448 netif_receive_skb(skb);
2449 2462
2450 /* Stop after net poll weight */ 2463 /* Stop after net poll weight */
2451 if (++work_done >= to_do) 2464 if (++work_done >= to_do)