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Merge branch 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes 

Just small fixes, and code cleanups.

* 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos:
  drm/exynos: fix return value check in lowlevel_buffer_allocate()
  drm/exynos: Fix address space warnings in exynos_drm_fbdev.c
  drm/exynos: Fix address space warning in exynos_drm_buf.c
  drm/exynos: Remove redundant OF dependency
This commit is contained in:
Dave Airlie 2013-09-20 09:01:27 +10:00
parent 8e1f80c01a 662bb6992a
commit 9808cc9469
3 changed files with 8 additions and 6 deletions
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2
drivers/gpu/drm/exynos/Kconfig
View File

@ -56,7 +56,7 @@ config DRM_EXYNOS_IPP
config DRM_EXYNOS_FIMC
bool "Exynos DRM FIMC"
depends on DRM_EXYNOS_IPP && MFD_SYSCON && OF
depends on DRM_EXYNOS_IPP && MFD_SYSCON
help
Choose this option if you want to use Exynos FIMC for DRM.

7
drivers/gpu/drm/exynos/exynos_drm_buf.c
View File

@ -63,7 +63,8 @@ static int lowlevel_buffer_allocate(struct drm_device *dev,
return -ENOMEM;
}
buf->kvaddr = dma_alloc_attrs(dev->dev, buf->size,
buf->kvaddr = (void __iomem *)dma_alloc_attrs(dev->dev,
buf->size,
&buf->dma_addr, GFP_KERNEL,
&buf->dma_attrs);
if (!buf->kvaddr) {
@ -90,9 +91,9 @@ static int lowlevel_buffer_allocate(struct drm_device *dev,
}
buf->sgt = drm_prime_pages_to_sg(buf->pages, nr_pages);
if (!buf->sgt) {
if (IS_ERR(buf->sgt)) {
DRM_ERROR("failed to get sg table.\n");
ret = -ENOMEM;
ret = PTR_ERR(buf->sgt);
goto err_free_attrs;
}

5
drivers/gpu/drm/exynos/exynos_drm_fbdev.c
View File

@ -99,12 +99,13 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper,
if (is_drm_iommu_supported(dev)) {
unsigned int nr_pages = buffer->size >> PAGE_SHIFT;
buffer->kvaddr = vmap(buffer->pages, nr_pages, VM_MAP,
buffer->kvaddr = (void __iomem *) vmap(buffer->pages,
nr_pages, VM_MAP,
pgprot_writecombine(PAGE_KERNEL));
} else {
phys_addr_t dma_addr = buffer->dma_addr;
if (dma_addr)
buffer->kvaddr = phys_to_virt(dma_addr);
buffer->kvaddr = (void __iomem *)phys_to_virt(dma_addr);
else
buffer->kvaddr = (void __iomem *)NULL;
}