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authorInki Dae <inki.dae@samsung.com>2012-11-09 16:41:29 +0900
committerInki Dae <daeinki@gmail.com>2012-11-29 03:30:33 -0800
commit9d934799025072d0a9c47b0ac6b9541418e5e88c (patch)
tree190fa185436624c7ccca0669775660a61521d3f7 /drivers/gpu/drm/exynos/exynos_drm_fbdev.c
parent7136470d4b37b46565b29b8b9425a8361421483b (diff)
downloadvexpress-lsk-9d934799025072d0a9c47b0ac6b9541418e5e88c.tar.gz
drm/exynos: fix linux framebuffer address setting.
With iommu, buffer->dma_addr has device addres so this patch fixes for physical address to be set to fix.smem_start always. Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_fbdev.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fbdev.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
index 67eb6ba56ed..e7466c4414c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -87,7 +87,8 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper,
dev->mode_config.fb_base = (resource_size_t)buffer->dma_addr;
fbi->screen_base = buffer->kvaddr + offset;
- fbi->fix.smem_start = (unsigned long)(buffer->dma_addr + offset);
+ fbi->fix.smem_start = (unsigned long)(page_to_phys(buffer->pages[0]) +
+ offset);
fbi->screen_size = size;
fbi->fix.smem_len = size;