[PATCH 2/2] drm/exynos: fix imported dma-buf to be mapped
Joonyoung Shim
jy0922.shim at samsung.com
Fri Apr 22 07:30:48 UTC 2016
The imported dma-buf should be mapped by sub-system exporting it.
Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_gem.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 9f688c28fa8e..6c83884f1fe6 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -547,6 +547,9 @@ int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
obj = vma->vm_private_data;
+ if (obj->import_attach)
+ return dma_buf_mmap(obj->dma_buf, vma, 0);
+
return exynos_drm_gem_mmap_obj(obj, vma);
}
--
1.9.1
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