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media: rockchip/rga: Fix bad dma_free_attrs() parameter 

In rga_remove(), dma_free_attrs is being passed the wrong
cpu address, which triggers an exception if the driver is
removed. Fix it.

Tested on a RK3399 platform, with a bind/unbind cycle.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Ezequiel Garcia 2018-07-25 17:01:23 -04:00 committed by Mauro Carvalho Chehab
parent 87e1a881e1
commit ddc5c1f799
1 changed files with 1 additions and 1 deletions
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2
drivers/media/platform/rockchip/rga/rga.c
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@ -925,7 +925,7 @@ static int rga_remove(struct platform_device *pdev)
{
struct rockchip_rga *rga = platform_get_drvdata(pdev);
dma_free_attrs(rga->dev, RGA_CMDBUF_SIZE, &rga->cmdbuf_virt,
dma_free_attrs(rga->dev, RGA_CMDBUF_SIZE, rga->cmdbuf_virt,
rga->cmdbuf_phy, DMA_ATTR_WRITE_COMBINE);
free_pages((unsigned long)rga->src_mmu_pages, 3);