net/mlx5e: Separate dma base address and offset in dma_sync call
authorTariq Toukan <tariqt@mellanox.com>
Mon, 27 Nov 2017 08:35:12 +0000 (10:35 +0200)
committerSaeed Mahameed <saeedm@mellanox.com>
Wed, 28 Mar 2018 00:17:27 +0000 (17:17 -0700)
Pass the base dma address and offset to dma_sync_single_range_for_cpu(),
instead of doing the pre-calculation.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c

index 8cce90d..ffcbe5c 100644 (file)
@@ -870,10 +870,8 @@ struct sk_buff *skb_from_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe,
        data           = va + rx_headroom;
        frag_size      = MLX5_SKB_FRAG_SZ(rx_headroom + cqe_bcnt);
 
-       dma_sync_single_range_for_cpu(rq->pdev,
-                                     di->addr + wi->offset,
-                                     0, frag_size,
-                                     DMA_FROM_DEVICE);
+       dma_sync_single_range_for_cpu(rq->pdev, di->addr, wi->offset,
+                                     frag_size, DMA_FROM_DEVICE);
        prefetch(data);
        wi->offset += frag_size;