Re: [PATCH v2] drm/exynos: gem: Drop NONCONTIG flag for buffers allocated without IOMMU

2017-11-23 Thread Tobias Jakobi
Inki Dae wrote: > > > 2017년 11월 22일 22:14에 Marek Szyprowski 이(가) 쓴 글: >> When no IOMMU is available, all GEM buffers allocated by Exynos DRM driver >> are contiguous, because of the underlying dma_alloc_attrs() function >> provides only such buffers. In such case it makes no sense to keep >> BO_N

Re: [PATCH v2] drm/exynos: gem: Drop NONCONTIG flag for buffers allocated without IOMMU

2017-11-22 Thread Inki Dae
2017년 11월 22일 22:14에 Marek Szyprowski 이(가) 쓴 글: > When no IOMMU is available, all GEM buffers allocated by Exynos DRM driver > are contiguous, because of the underlying dma_alloc_attrs() function > provides only such buffers. In such case it makes no sense to keep > BO_NONCONTIG flag for the allo

Re: [PATCH v2] drm/exynos: gem: Drop NONCONTIG flag for buffers allocated without IOMMU

2017-11-22 Thread Tobias Jakobi
Marek Szyprowski wrote: > When no IOMMU is available, all GEM buffers allocated by Exynos DRM driver > are contiguous, because of the underlying dma_alloc_attrs() function > provides only such buffers. In such case it makes no sense to keep > BO_NONCONTIG flag for the allocated GEM buffers. This al

[PATCH v2] drm/exynos: gem: Drop NONCONTIG flag for buffers allocated without IOMMU

2017-11-22 Thread Marek Szyprowski
When no IOMMU is available, all GEM buffers allocated by Exynos DRM driver are contiguous, because of the underlying dma_alloc_attrs() function provides only such buffers. In such case it makes no sense to keep BO_NONCONTIG flag for the allocated GEM buffers. This allows to avoid failures for buffe