diff options
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 3f69f1ace26..90b68a22974 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -4840,6 +4840,12 @@ static void tg3_tx(struct tg3_napi *tnapi) ri->skb = NULL; + while (ri->fragmented) { + ri->fragmented = false; + sw_idx = NEXT_TX(sw_idx); + ri = &tnapi->tx_buffers[sw_idx]; + } + sw_idx = NEXT_TX(sw_idx); for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { @@ -4851,6 +4857,13 @@ static void tg3_tx(struct tg3_napi *tnapi) dma_unmap_addr(ri, mapping), skb_shinfo(skb)->frags[i].size, PCI_DMA_TODEVICE); + + while (ri->fragmented) { + ri->fragmented = false; + sw_idx = NEXT_TX(sw_idx); + ri = &tnapi->tx_buffers[sw_idx]; + } + sw_idx = NEXT_TX(sw_idx); } @@ -5926,6 +5939,13 @@ static void tg3_tx_skb_unmap(struct tg3_napi *tnapi, u32 entry, int last) dma_unmap_addr(txb, mapping), skb_headlen(skb), PCI_DMA_TODEVICE); + + while (txb->fragmented) { + txb->fragmented = false; + entry = NEXT_TX(entry); + txb = &tnapi->tx_buffers[entry]; + } + for (i = 0; i < last; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; @@ -5935,6 +5955,12 @@ static void tg3_tx_skb_unmap(struct tg3_napi *tnapi, u32 entry, int last) pci_unmap_page(tnapi->tp->pdev, dma_unmap_addr(txb, mapping), frag->size, PCI_DMA_TODEVICE); + + while (txb->fragmented) { + txb->fragmented = false; + entry = NEXT_TX(entry); + txb = &tnapi->tx_buffers[entry]; + } } } |