diff options
Diffstat (limited to 'drivers/gpu/drm/drm_prime.c')
| -rw-r--r-- | drivers/gpu/drm/drm_prime.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index ff5fece..85e450e 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 = { |