[PATCH 1/2] drm/i915/gvt: use DMA flags for dma map/unmap
Zhenyu Wang
zhenyuw at linux.intel.com
Wed Mar 1 06:19:51 UTC 2017
On 2017.02.24 10:03:02 +0800, Chuanxiao Dong wrote:
> Use DMA dma/unmap flags for better understanding
>
Seems not necessary as they're interchangeable, like to keep as align with i915.
> Signed-off-by: Chuanxiao Dong <chuanxiao.dong at intel.com>
> ---
> drivers/gpu/drm/i915/gvt/kvmgt.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
> index 0f7f5d9..4b5e88b 100644
> --- a/drivers/gpu/drm/i915/gvt/kvmgt.c
> +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
> @@ -101,7 +101,7 @@ static int gvt_dma_map_iova(struct intel_vgpu *vgpu, kvm_pfn_t pfn,
> return -EFAULT;
>
> daddr = dma_map_page(dev, page, 0, PAGE_SIZE,
> - PCI_DMA_BIDIRECTIONAL);
> + DMA_BIDIRECTIONAL);
> if (dma_mapping_error(dev, daddr))
> return -ENOMEM;
>
> @@ -115,7 +115,7 @@ static void gvt_dma_unmap_iova(struct intel_vgpu *vgpu, unsigned long iova)
> dma_addr_t daddr;
>
> daddr = (dma_addr_t)(iova << PAGE_SHIFT);
> - dma_unmap_page(dev, daddr, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
> + dma_unmap_page(dev, daddr, PAGE_SIZE, DMA_BIDIRECTIONAL);
> }
>
> static struct gvt_dma *__gvt_cache_find(struct intel_vgpu *vgpu, gfn_t gfn)
> --
> 2.7.4
>
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> intel-gvt-dev at lists.freedesktop.org
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--
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