diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/cns3xxx/patches-3.3/410-ethernet_fix_jumbo_frame.patch | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/target/linux/cns3xxx/patches-3.3/410-ethernet_fix_jumbo_frame.patch b/target/linux/cns3xxx/patches-3.3/410-ethernet_fix_jumbo_frame.patch index 4fab22601..733af98da 100644 --- a/target/linux/cns3xxx/patches-3.3/410-ethernet_fix_jumbo_frame.patch +++ b/target/linux/cns3xxx/patches-3.3/410-ethernet_fix_jumbo_frame.patch @@ -99,7 +99,15 @@ i++; desc++; } -@@ -588,49 +594,79 @@ static int eth_poll(struct napi_struct * +@@ -579,7 +585,6 @@ static void clear_tx_desc(struct sw *sw) + static int eth_poll(struct napi_struct *napi, int budget) + { + struct sw *sw = container_of(napi, struct sw, napi); +- struct net_device *dev; + struct _rx_ring *rx_ring = sw->rx_ring; + int received = 0; + unsigned int length; +@@ -588,49 +593,82 @@ static int eth_poll(struct napi_struct * while (desc->cown) { struct sk_buff *skb; @@ -110,14 +118,15 @@ - skb = rx_ring->buff_tab[i]; + /* process received frame */ -+ dma_unmap_single(&dev->dev, rx_ring->phys_tab[i], ++ dma_unmap_single(NULL, rx_ring->phys_tab[i], + RX_SEGMENT_MRU, DMA_FROM_DEVICE); -+ + +- dev = switch_port_tab[desc->sp]->netdev; + skb = build_skb(rx_ring->buff_tab[i]); + if (!skb) + break; - - dev = switch_port_tab[desc->sp]->netdev; ++ ++ skb->dev = switch_port_tab[desc->sp]->netdev; length = desc->sdl; - /* process received frame */ @@ -125,13 +134,13 @@ - length, DMA_FROM_DEVICE); + if (desc->fsd && !desc->lsd) + length = RX_SEGMENT_MRU; - ++ + if (!desc->fsd) { + reserve -= NET_IP_ALIGN; + if (!desc->lsd) + length += NET_IP_ALIGN; + } -+ + + skb_reserve(skb, reserve); skb_put(skb, length); @@ -149,11 +158,14 @@ + sw->frag_first->truesize += skb->truesize; + } + sw->frag_last = skb; ++ ++ if (desc->lsd) { ++ struct net_device *dev; - dev->stats.rx_packets++; - dev->stats.rx_bytes += length; -+ if (desc->lsd) { + skb = sw->frag_first; ++ dev = skb->dev; + skb->protocol = eth_type_trans(skb, dev); + + dev->stats.rx_packets++; @@ -205,7 +217,7 @@ if (++i == RX_DESCS) { i = 0; desc = &(rx_ring)->desc[i]; -@@ -671,12 +707,6 @@ static int eth_xmit(struct sk_buff *skb, +@@ -671,12 +709,6 @@ static int eth_xmit(struct sk_buff *skb, if (pmap == 8) pmap = (1 << 4); @@ -218,7 +230,7 @@ spin_lock(&tx_lock); if ((tx_ring->num_used + nr_frags) >= TX_DESCS) { -@@ -701,8 +731,7 @@ static int eth_xmit(struct sk_buff *skb, +@@ -701,8 +733,7 @@ static int eth_xmit(struct sk_buff *skb, len = skb->len; @@ -228,7 +240,7 @@ tx_desc->sdp = phys; tx_desc->pmap = pmap; -@@ -849,24 +878,24 @@ static int init_rings(struct sw *sw) +@@ -849,24 +880,24 @@ static int init_rings(struct sw *sw) /* Setup RX buffers */ for (i = 0; i < RX_DESCS; i++) { struct rx_desc *desc = &(rx_ring)->desc[i]; @@ -264,7 +276,7 @@ rx_ring->phys_tab[i] = desc->sdp; desc->cown = 0; } -@@ -905,12 +934,13 @@ static void destroy_rings(struct sw *sw) +@@ -905,12 +936,13 @@ static void destroy_rings(struct sw *sw) struct _rx_ring *rx_ring = sw->rx_ring; struct rx_desc *desc = &(rx_ring)->desc[i]; struct sk_buff *skb = sw->rx_ring->buff_tab[i]; @@ -284,7 +296,7 @@ } dma_pool_free(rx_dma_pool, sw->rx_ring->desc, sw->rx_ring->phys_addr); dma_pool_destroy(rx_dma_pool); -@@ -1085,13 +1115,22 @@ static int eth_set_mac(struct net_device +@@ -1085,13 +1117,22 @@ static int eth_set_mac(struct net_device return 0; } @@ -308,7 +320,7 @@ .ndo_set_mac_address = eth_set_mac, .ndo_validate_addr = eth_validate_addr, }; -@@ -1124,6 +1163,10 @@ static int __devinit eth_init_one(struct +@@ -1124,6 +1165,10 @@ static int __devinit eth_init_one(struct goto err_free; } |