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drm/rockchip: rga: use DMA_BIDIRECTIONAL

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In some cases, we need to read data from RGA
and DMA_TO_DEVICE are not a proper flag
So change to DMA_BIDIRECTIONAL

Change-Id: I9d421e8a15f948fcb6643addab558803247ea161
Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>
This commit is contained in:
Jacob Chen
2017-05-02 11:25:31 +08:00
committed by Huang, Tao
parent 70c3600f8f
commit 1010faef86
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/rockchip/rockchip_drm_rga.c
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@@ -196,7 +196,7 @@ static int rga_alloc_dma_buf_for_cmdlist(struct rga_runqueue_node *runqueue)
dma_sync_single_for_device(runqueue->drm_dev->dev,
virt_to_phys(cmdlist_pool_virt),
PAGE_SIZE, DMA_TO_DEVICE);
PAGE_SIZE, DMA_BIDIRECTIONAL);
runqueue->cmdlist_dma_attrs = cmdlist_dma_attrs;
runqueue->cmdlist_pool_virt = cmdlist_pool_virt;
@@ -294,10 +294,10 @@ static struct dma_buf_attachment *rga_gem_buf_to_pages(struct rockchip_rga *rga,
if (flush)
dma_sync_sg_for_device(rga->drm_dev->dev, sgt->sgl, sgt->nents,
DMA_TO_DEVICE);
DMA_BIDIRECTIONAL);
dma_sync_single_for_device(rga->drm_dev->dev, virt_to_phys(pages),
8 * PAGE_SIZE, DMA_TO_DEVICE);
8 * PAGE_SIZE, DMA_BIDIRECTIONAL);
*mmu_pages = pages;