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authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2013-04-16 14:14:52 +0200
committerLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2013-06-08 09:14:03 +0200
commit1c5aafa6eee2d5712f774676d407e5ab6dae9a1b (patch)
tree5cb8d947cca86c336977ad86a5e0f76eac0e0533 /include/drm
parent328a4719b6a0930721b5f8d5c69993d3b6e3913f (diff)
downloadop-kernel-dev-1c5aafa6eee2d5712f774676d407e5ab6dae9a1b.zip
op-kernel-dev-1c5aafa6eee2d5712f774676d407e5ab6dae9a1b.tar.gz
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/drm')
-rw-r--r--include/drm/drmP.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index b06f5af..79fb4c7 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1616,6 +1616,8 @@ 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>
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