From 081e9c0f8b5f88758376f50310d60d0dc4ace9e0 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Wed, 8 Jun 2016 14:18:59 +0200 Subject: [PATCH] drm/atomic: kerneldoc for drm_atomic_crtc_needs_modeset Just a bit of drive-by ocd. v2: Improve per Liviu's feedback. Cc: Liviu Dudau Acked-by: Liviu Dudau Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1465388359-8070-7-git-send-email-daniel.vetter@ffwll.ch --- include/drm/drm_atomic.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index d12cfb9..a16861c 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -198,6 +198,16 @@ int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state); (plane_state) = (__state)->planes[__i].state, 1); \ (__i)++) \ for_each_if (plane_state) + +/** + * drm_atomic_crtc_needs_modeset - compute combined modeset need + * @state: &drm_crtc_state for the CRTC + * + * To give drivers flexibility struct &drm_crtc_state has 3 booleans to track + * whether the state CRTC changed enough to need a full modeset cycle: + * connectors_changed, mode_changed and active_change. This helper simply + * combines these three to compute the overall need for a modeset for @state. + */ static inline bool drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state) { -- 2.7.4