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| author |   Rob Herring <robh@kernel.org> | 2019-03-08 14:26:02 -0600 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2019-04-12 12:53:58 -0500 |
| commit | c117aa4d8701a713e6dee82657291ae26f0c3c7c (patch) | |
| tree | 0081d44625fb0dc39493d89134bff371d5bf363a /include/drm | |
| parent | iommu: io-pgtable: Add ARM Mali midgard MMU page table format (diff) | |
| download | linux-dev-c117aa4d8701a713e6dee82657291ae26f0c3c7c.tar.xz linux-dev-c117aa4d8701a713e6dee82657291ae26f0c3c7c.zip | |
drm: Add a drm_gem_objects_lookup helper
Similar to the single handle drm_gem_object_lookup(),
drm_gem_objects_lookup() takes an array of handles and returns an array
of GEM objects.
v2:
- Take the userspace pointer directly and allocate the array.
- Expand the function documentation.
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Sean Paul <sean@poorly.run>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Acked-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Acked-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190409205427.6943-3-robh@kernel.org
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_gem.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h index 2955aaab3dca..5ee85c9eaa9d 100644 --- a/include/drm/drm_gem.h +++ b/include/drm/drm_gem.h @@ -381,6 +381,8 @@ struct page **drm_gem_get_pages(struct drm_gem_object *obj); void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages, bool dirty, bool accessed); +int drm_gem_objects_lookup(struct drm_file *filp, void __user *bo_handles, + int count, struct drm_gem_object ***objs_out); struct drm_gem_object *drm_gem_object_lookup(struct drm_file *filp, u32 handle); long drm_gem_reservation_object_wait(struct drm_file *filep, u32 handle, bool wait_all, unsigned long timeout); |