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authorDaniel Vetter <daniel.vetter@ffwll.ch>2020-10-02 09:56:20 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2020-10-02 14:46:23 +0200
commitbd1fbef7bd752d127996445da8b0453c93fa25dc (patch)
tree33da8be3d388d82b694f8c310e10fecbf4921d10 /drivers/gpu/drm/drm_atomic.c
parent0c5036590bde1407a6250ea027e836815353820f (diff)
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drm/atomic: Make the kerneldoc a bit clearer
Crank up the warning a notch and point at the right set of locking functions for atomic drivers. Acked-by: Maxime Ripard <mripard@kernel.org> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Maxime Ripard <mripard@kernel.org> Cc: Thomas Zimmermann <tzimmermann@suse.de> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20201002075620.4157591-1-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers/gpu/drm/drm_atomic.c')
-rw-r--r--drivers/gpu/drm/drm_atomic.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 58527f151984..2ba729eec451 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1613,11 +1613,11 @@ static void __drm_state_dump(struct drm_device *dev, struct drm_printer *p,
* to dmesg in case of error irq's. (Hint, you probably want to
* ratelimit this!)
*
- * The caller must drm_modeset_lock_all(), or if this is called
- * from error irq handler, it should not be enabled by default.
- * (Ie. if you are debugging errors you might not care that this
- * is racey. But calling this without all modeset locks held is
- * not inherently safe.)
+ * The caller must wrap this drm_modeset_lock_all_ctx() and
+ * drm_modeset_drop_locks(). If this is called from error irq handler, it should
+ * not be enabled by default - if you are debugging errors you might
+ * not care that this is racey, but calling this without all modeset locks held
+ * is inherently unsafe.
*/
void drm_state_dump(struct drm_device *dev, struct drm_printer *p)
{