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path: root/drivers/gpu/drm/drm_prime.c
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Diffstat (limited to 'drivers/gpu/drm/drm_prime.c')
-rw-r--r--drivers/gpu/drm/drm_prime.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index ff5fecef367b..85e450e3241c 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -245,7 +245,13 @@ static void drm_gem_dmabuf_kunmap(struct dma_buf *dma_buf,
static int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf,
struct vm_area_struct *vma)
{
- return -EINVAL;
+ struct drm_gem_object *obj = dma_buf->priv;
+ struct drm_device *dev = obj->dev;
+
+ if (!dev->driver->gem_prime_mmap)
+ return -ENOSYS;
+
+ return dev->driver->gem_prime_mmap(obj, vma);
}
static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = {

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