[PATCH] iommu/rockchip: Remove redundant DMA syncs

Joerg Roedel joro at 8bytes.org
Fri Jun 4 08:11:47 PDT 2021


On Fri, May 21, 2021 at 02:49:39PM +0100, Robin Murphy wrote:
> When we allocate new pagetable pages, we don't modify them between the
> initial dma_map_single() call and the dma_sync_single_for_device() call
> via rk_iommu_flush(), so the latter is entirely pointless.
> 
> Signed-off-by: Robin Murphy <robin.murphy at arm.com>
> ---
>  drivers/iommu/rockchip-iommu.c | 3 ---
>  1 file changed, 3 deletions(-)

Applied, thanks Robin.



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