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drm/exynos: stop setting DMA_ATTR_NON_CONSISTENT

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DMA_ATTR_NON_CONSISTENT is a no-op except on PA-RISC and a few MIPS
configs, so don't set it in this ARM specific driver.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2020-08-17 15:29:48 +02:00
parent 43ee5b6daa
commit 08281bd3e9
1 changed files with 0 additions and 2 deletions
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2
drivers/gpu/drm/exynos/exynos_drm_gem.c
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@@ -42,8 +42,6 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem, bool kvmap)
if (exynos_gem->flags & EXYNOS_BO_WC || if (exynos_gem->flags & EXYNOS_BO_WC ||
!(exynos_gem->flags & EXYNOS_BO_CACHABLE)) !(exynos_gem->flags & EXYNOS_BO_CACHABLE))
attr |= DMA_ATTR_WRITE_COMBINE; attr |= DMA_ATTR_WRITE_COMBINE;
else
attr |= DMA_ATTR_NON_CONSISTENT;
/* FBDev emulation requires kernel mapping */ /* FBDev emulation requires kernel mapping */
if (!kvmap) if (!kvmap)