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| author | Thierry Reding <treding@nvidia.com> | 2017-02-28 15:46:42 +0100 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2017-02-28 16:16:46 +0100 |
| commit | 6472e5090be7c78749a3c279b4faae87ab835c40 (patch) | |
| tree | 3447583297ce95fe76ef1525abad2078cf4961a3 /include/drm/drm_property.h | |
| parent | e6b62714e87c8811d5564b6a0738dcde63a51774 (diff) | |
| download | linux-6472e5090be7c78749a3c279b4faae87ab835c40.tar.bz2 | |
drm: Introduce drm_property_blob_{get,put}()
For consistency with other reference counting APIs in the kernel, add
drm_property_blob_get() and drm_property_blob_put() to reference count
DRM blob properties.
Compatibility aliases are added to keep existing code working. To help
speed up the transition, all the instances of the old functions in the
DRM core are already replaced in this commit.
A semantic patch is provided that can be used to convert all drivers to
the new helpers.
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170228144643.5668-7-thierry.reding@gmail.com
Diffstat (limited to 'include/drm/drm_property.h')
| -rw-r--r-- | include/drm/drm_property.h | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/include/drm/drm_property.h b/include/drm/drm_property.h index f66fdb47551c..13e8c17d1c79 100644 --- a/include/drm/drm_property.h +++ b/include/drm/drm_property.h @@ -200,9 +200,8 @@ struct drm_property { * Blobs are used to store bigger values than what fits directly into the 64 * bits available for a &drm_property. * - * Blobs are reference counted using drm_property_reference_blob() and - * drm_property_unreference_blob(). They are created using - * drm_property_create_blob(). + * Blobs are reference counted using drm_property_blob_get() and + * drm_property_blob_put(). They are created using drm_property_create_blob(). */ struct drm_property_blob { struct drm_mode_object base; @@ -274,8 +273,34 @@ int drm_property_replace_global_blob(struct drm_device *dev, const void *data, struct drm_mode_object *obj_holds_id, struct drm_property *prop_holds_id); -struct drm_property_blob *drm_property_reference_blob(struct drm_property_blob *blob); -void drm_property_unreference_blob(struct drm_property_blob *blob); +struct drm_property_blob *drm_property_blob_get(struct drm_property_blob *blob); +void drm_property_blob_put(struct drm_property_blob *blob); + +/** + * drm_property_reference_blob - acquire a blob property reference + * @blob: DRM blob property + * + * This is a compatibility alias for drm_property_blob_get() and should not be + * used by new code. + */ +static inline struct drm_property_blob * +drm_property_reference_blob(struct drm_property_blob *blob) +{ + return drm_property_blob_get(blob); +} + +/** + * drm_property_unreference_blob - release a blob property reference + * @blob: DRM blob property + * + * This is a compatibility alias for drm_property_blob_put() and should not be + * used by new code. + */ +static inline void +drm_property_unreference_blob(struct drm_property_blob *blob) +{ + drm_property_blob_put(blob); +} /** * drm_connector_find - find property object |