diff options
Diffstat (limited to 'target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c')
| -rw-r--r-- | target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c index a3edd43aaf..cb4ccf06b6 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c @@ -185,9 +185,11 @@ static void ag71xx_ring_rx_clean(struct ag71xx *ag) return; for (i = 0; i < AG71XX_RX_RING_SIZE; i++) - if (ring->buf[i].skb) + if (ring->buf[i].skb) { + dma_unmap_single(&ag->dev->dev, ring->buf[i].dma_addr, + AG71XX_RX_PKT_SIZE, DMA_FROM_DEVICE); kfree_skb(ring->buf[i].skb); - + } } static int ag71xx_ring_rx_init(struct ag71xx *ag) @@ -223,6 +225,7 @@ static int ag71xx_ring_rx_init(struct ag71xx *ag) AG71XX_RX_PKT_SIZE, DMA_FROM_DEVICE); ring->buf[i].skb = skb; + ring->buf[i].dma_addr = dma_addr; ring->buf[i].desc->data = (u32) dma_addr; ring->buf[i].desc->ctrl = DESC_EMPTY; } @@ -264,6 +267,7 @@ static int ag71xx_ring_rx_refill(struct ag71xx *ag) DMA_FROM_DEVICE); ring->buf[i].skb = skb; + ring->buf[i].dma_addr = dma_addr; ring->buf[i].desc->data = (u32) dma_addr; } @@ -684,6 +688,9 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit) pktlen = ag71xx_desc_pktlen(desc); pktlen -= ETH_FCS_LEN; + dma_unmap_single(&dev->dev, ring->buf[i].dma_addr, + AG71XX_RX_PKT_SIZE, DMA_FROM_DEVICE); + skb_put(skb, pktlen); skb->dev = dev; |