drm/modeset_lock: document trylock_only in kerneldoc

I've forgotten to do this in:

commit cb597bb3a2fbfc871cc1c703fb330d247bd21394
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Sun Jul 27 19:09:33 2014 +0200

    drm: trylock modest locking for fbdev panics

Oops, fix this asap.

In my defense kerneldoc is really awful and there's no way it can pick
up structured comments per struct member. Which means we need both
since people won't scroll up even a few lines.

Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

diff --git a/include/drm/drm_modeset_lock.h b/include/drm/drm_modeset_lock.h
index 75a5c45e21c72f2ca34da9f9ccb4d7e2908bd7e3..28931a23d96cd9ea1947f9b881e50cdb5e29a86b 100644 (file)
--- a/include/drm/drm_modeset_lock.h
+++ b/include/drm/drm_modeset_lock.h
@@ -33,6 +33,7 @@ struct drm_modeset_lock;
  * @ww_ctx: base acquire ctx
  * @contended: used internally for -EDEADLK handling
  * @locked: list of held locks
+ * @trylock_only: trylock mode used in atomic contexts/panic notifiers
  *
  * Each thread competing for a set of locks must use one acquire
  * ctx.  And if any lock fxn returns -EDEADLK, it must backoff and