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path: root/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_fbdev.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fbdev.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
index 78e868bcf1ec..e7c2f2d07f19 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -99,12 +99,13 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper,
99 if (is_drm_iommu_supported(dev)) { 99 if (is_drm_iommu_supported(dev)) {
100 unsigned int nr_pages = buffer->size >> PAGE_SHIFT; 100 unsigned int nr_pages = buffer->size >> PAGE_SHIFT;
101 101
102 buffer->kvaddr = vmap(buffer->pages, nr_pages, VM_MAP, 102 buffer->kvaddr = (void __iomem *) vmap(buffer->pages,
103 nr_pages, VM_MAP,
103 pgprot_writecombine(PAGE_KERNEL)); 104 pgprot_writecombine(PAGE_KERNEL));
104 } else { 105 } else {
105 phys_addr_t dma_addr = buffer->dma_addr; 106 phys_addr_t dma_addr = buffer->dma_addr;
106 if (dma_addr) 107 if (dma_addr)
107 buffer->kvaddr = phys_to_virt(dma_addr); 108 buffer->kvaddr = (void __iomem *)phys_to_virt(dma_addr);
108 else 109 else
109 buffer->kvaddr = (void __iomem *)NULL; 110 buffer->kvaddr = (void __iomem *)NULL;
110 } 111 }