diff options
| author |   Thomas Zimmermann <tzimmermann@suse.de> | 2022-05-02 16:25:12 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-05-05 09:04:10 +0200 |
| commit | e13f13e039dc8f31168b5569120a7658035c80ee (patch) | |
| tree | c7d809d901f8b170f5cc329bb44204f9907dd34e /include/drm | |
| parent | drm/format-helper: Share implementation among conversion helpers (diff) | |
| download | wireguard-linux-e13f13e039dc8f31168b5569120a7658035c80ee.tar.xz wireguard-linux-e13f13e039dc8f31168b5569120a7658035c80ee.zip | |
drm: Add DRM-managed mutex_init()
Add drmm_mutex_init(), a helper that provides managed mutex cleanup. The
mutex will be destroyed with the final reference of the DRM device.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220502142514.2174-2-tzimmermann@suse.de
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_managed.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/drm/drm_managed.h b/include/drm/drm_managed.h index b45c6fbf53ac..359883942612 100644 --- a/include/drm/drm_managed.h +++ b/include/drm/drm_managed.h @@ -8,6 +8,7 @@ #include <linux/types.h> struct drm_device; +struct mutex; typedef void (*drmres_release_t)(struct drm_device *dev, void *res); @@ -104,4 +105,6 @@ char *drmm_kstrdup(struct drm_device *dev, const char *s, gfp_t gfp); void drmm_kfree(struct drm_device *dev, void *data); +int drmm_mutex_init(struct drm_device *dev, struct mutex *lock); + #endif |