From: Tariq Toukan <tariqt@mellanox.com>
Date: Mon, 27 Nov 2017 10:35:12 +0200
Subject: net/mlx5e: Separate dma base address and offset in dma_sync call
Patch-mainline: v4.17-rc1
Git-commit: bd658dda423781dbe775a2d87d662a3145ec05a6
References: bsc#1103990 FATE#326006
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>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -870,10 +870,8 @@ struct sk_buff *skb_from_cqe(struct mlx5
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;