diff options
| author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-04-16 14:14:52 +0200 |
|---|---|---|
| committer | Chanho Park <chanho61.park@samsung.com> | 2014-11-21 19:12:26 +0900 |
| commit | e45a3cfd5cee62fa0821f9caeb2a1dd735a16482 (patch) | |
| tree | aa85fba0eaae1ff1633bec516094d94d4a1640fd /include | |
| parent | 1ade17514b82c7c7d419f77f2ff4ea8336c5c602 (diff) | |
| download | linux-3.10-e45a3cfd5cee62fa0821f9caeb2a1dd735a16482.tar.gz linux-3.10-e45a3cfd5cee62fa0821f9caeb2a1dd735a16482.tar.bz2 linux-3.10-e45a3cfd5cee62fa0821f9caeb2a1dd735a16482.zip | |
drm/gem: Split drm_gem_mmap() into object search and object mapping
The drm_gem_mmap() function first finds the GEM object to be mapped
based on the fake mmap offset and then maps the object. Split the object
mapping code into a standalone drm_gem_mmap_obj() function that can be
used to implement dma-buf mmap() operations.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drmP.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 225a5ebd176..4892a837803 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1675,6 +1675,8 @@ int drm_gem_private_object_init(struct drm_device *dev, void drm_gem_object_handle_free(struct drm_gem_object *obj); void drm_gem_vm_open(struct vm_area_struct *vma); void drm_gem_vm_close(struct vm_area_struct *vma); +int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size, + struct vm_area_struct *vma); int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); #include <drm/drm_global.h> |