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Commit 37efa239 authored by Michael Buesch's avatar Michael Buesch Committed by David S. Miller
Browse files

b44: Use kernel DMA addresses for the kernel DMA API 



We must not use the device DMA addresses for the kernel DMA API, because
device DMA addresses have an additional offset added for the SSB translation.

Use the original dma_addr_t for the sync operation.

Cc: stable@kernel.org
Signed-off-by: default avatarMichael Buesch <mb@bu3sch.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 35a7433c

drivers/net/b44.c

+1 −1
Original line number Diff line number Diff line
@@ -750,7 +750,7 @@ static void b44_recycle_rx(struct b44 *bp, int src_idx, u32 dest_idx_unmasked) 
					     dest_idx * sizeof(*dest_desc),

					     DMA_BIDIRECTIONAL);



	ssb_dma_sync_single_for_device(bp->sdev, le32_to_cpu(src_desc->addr),

	ssb_dma_sync_single_for_device(bp->sdev, dest_map->mapping,

				       RX_PKT_BUF_SZ,

				       DMA_FROM_DEVICE);

}