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drm: Add kernel-doc for drm_crtc_commit_get/put

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I was lazy, rectify that! Also align with drm_atomic_state_get/put for
ocd.

v2: Git add helps.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161221130335.5321-1-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter
2016-12-21 14:03:35 +01:00
parent 76fede2fa7
commit b3ba3f6fab
2 changed files with 22 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpu/drm/drm_atomic.c
View File

@@ -35,19 +35,14 @@
#include "drm_crtc_internal.h" #include "drm_crtc_internal.h"
static void crtc_commit_free(struct kref *kref) void __drm_crtc_commit_free(struct kref *kref)
{ {
struct drm_crtc_commit *commit = struct drm_crtc_commit *commit =
container_of(kref, struct drm_crtc_commit, ref); container_of(kref, struct drm_crtc_commit, ref);
kfree(commit); kfree(commit);
} }
EXPORT_SYMBOL(__drm_crtc_commit_free);
void drm_crtc_commit_put(struct drm_crtc_commit *commit)
{
kref_put(&commit->ref, crtc_commit_free);
}
EXPORT_SYMBOL(drm_crtc_commit_put);
/** /**
* drm_atomic_state_default_release - * drm_atomic_state_default_release -

21
include/drm/drm_atomic.h
View File

@@ -189,12 +189,31 @@ struct drm_atomic_state {
struct work_struct commit_work; struct work_struct commit_work;
}; };
void drm_crtc_commit_put(struct drm_crtc_commit *commit); void __drm_crtc_commit_free(struct kref *kref);
/**
* drm_crtc_commit_get - acquire a reference to the CRTC commit
* @commit: CRTC commit
*
* Increases the reference of @commit.
*/
static inline void drm_crtc_commit_get(struct drm_crtc_commit *commit) static inline void drm_crtc_commit_get(struct drm_crtc_commit *commit)
{ {
kref_get(&commit->ref); kref_get(&commit->ref);
} }
/**
* drm_crtc_commit_put - release a reference to the CRTC commmit
* @commit: CRTC commit
*
* This releases a reference to @commit which is freed after removing the
* final reference. No locking required and callable from any context.
*/
static inline void drm_crtc_commit_put(struct drm_crtc_commit *commit)
{
kref_put(&commit->ref, __drm_crtc_commit_free);
}
struct drm_atomic_state * __must_check struct drm_atomic_state * __must_check
drm_atomic_state_alloc(struct drm_device *dev); drm_atomic_state_alloc(struct drm_device *dev);
void drm_atomic_state_clear(struct drm_atomic_state *state); void drm_atomic_state_clear(struct drm_atomic_state *state);