diff options
Diffstat (limited to 'drivers/net/b44.c')
-rw-r--r-- | drivers/net/b44.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 6926ebedfdc9..5ae131c147f9 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c | |||
@@ -73,8 +73,8 @@ | |||
73 | (BP)->tx_cons - (BP)->tx_prod - TX_RING_GAP(BP)) | 73 | (BP)->tx_cons - (BP)->tx_prod - TX_RING_GAP(BP)) |
74 | #define NEXT_TX(N) (((N) + 1) & (B44_TX_RING_SIZE - 1)) | 74 | #define NEXT_TX(N) (((N) + 1) & (B44_TX_RING_SIZE - 1)) |
75 | 75 | ||
76 | #define RX_PKT_OFFSET 30 | 76 | #define RX_PKT_OFFSET (RX_HEADER_LEN + 2) |
77 | #define RX_PKT_BUF_SZ (1536 + RX_PKT_OFFSET + 64) | 77 | #define RX_PKT_BUF_SZ (1536 + RX_PKT_OFFSET) |
78 | 78 | ||
79 | /* minimum number of free TX descriptors required to wake up TX process */ | 79 | /* minimum number of free TX descriptors required to wake up TX process */ |
80 | #define B44_TX_WAKEUP_THRESH (B44_TX_RING_SIZE / 4) | 80 | #define B44_TX_WAKEUP_THRESH (B44_TX_RING_SIZE / 4) |
@@ -682,7 +682,6 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked) | |||
682 | } | 682 | } |
683 | 683 | ||
684 | rh = (struct rx_header *) skb->data; | 684 | rh = (struct rx_header *) skb->data; |
685 | skb_reserve(skb, RX_PKT_OFFSET); | ||
686 | 685 | ||
687 | rh->len = 0; | 686 | rh->len = 0; |
688 | rh->flags = 0; | 687 | rh->flags = 0; |
@@ -693,13 +692,13 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked) | |||
693 | if (src_map != NULL) | 692 | if (src_map != NULL) |
694 | src_map->skb = NULL; | 693 | src_map->skb = NULL; |
695 | 694 | ||
696 | ctrl = (DESC_CTRL_LEN & (RX_PKT_BUF_SZ - RX_PKT_OFFSET)); | 695 | ctrl = (DESC_CTRL_LEN & RX_PKT_BUF_SZ); |
697 | if (dest_idx == (B44_RX_RING_SIZE - 1)) | 696 | if (dest_idx == (B44_RX_RING_SIZE - 1)) |
698 | ctrl |= DESC_CTRL_EOT; | 697 | ctrl |= DESC_CTRL_EOT; |
699 | 698 | ||
700 | dp = &bp->rx_ring[dest_idx]; | 699 | dp = &bp->rx_ring[dest_idx]; |
701 | dp->ctrl = cpu_to_le32(ctrl); | 700 | dp->ctrl = cpu_to_le32(ctrl); |
702 | dp->addr = cpu_to_le32((u32) mapping + RX_PKT_OFFSET + bp->dma_offset); | 701 | dp->addr = cpu_to_le32((u32) mapping + bp->dma_offset); |
703 | 702 | ||
704 | if (bp->flags & B44_FLAG_RX_RING_HACK) | 703 | if (bp->flags & B44_FLAG_RX_RING_HACK) |
705 | b44_sync_dma_desc_for_device(bp->sdev, bp->rx_ring_dma, | 704 | b44_sync_dma_desc_for_device(bp->sdev, bp->rx_ring_dma, |
@@ -809,8 +808,8 @@ static int b44_rx(struct b44 *bp, int budget) | |||
809 | ssb_dma_unmap_single(bp->sdev, map, | 808 | ssb_dma_unmap_single(bp->sdev, map, |
810 | skb_size, DMA_FROM_DEVICE); | 809 | skb_size, DMA_FROM_DEVICE); |
811 | /* Leave out rx_header */ | 810 | /* Leave out rx_header */ |
812 | skb_put(skb, len + RX_PKT_OFFSET); | 811 | skb_put(skb, len + RX_PKT_OFFSET); |
813 | skb_pull(skb, RX_PKT_OFFSET); | 812 | skb_pull(skb, RX_PKT_OFFSET); |
814 | } else { | 813 | } else { |
815 | struct sk_buff *copy_skb; | 814 | struct sk_buff *copy_skb; |
816 | 815 | ||