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drm/atomic: Add drm_atomic_helper_best_encoder()

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Add (struct drm_connector_helper_funcs *)->best_encoder callback helper
for connectors that support exactly 1 encoder, statically determined at
driver init time.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1462982962-10530-6-git-send-email-noralf@tronnes.org
This commit is contained in:
Noralf Trønnes
2016-05-11 18:09:21 +02:00
committed by Daniel Vetter
parent 2827635e39
commit 9ecb549867
2 changed files with 19 additions and 0 deletions
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2
include/drm/drm_atomic_helper.h
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@@ -110,6 +110,8 @@ int drm_atomic_helper_page_flip(struct drm_crtc *crtc,
uint32_t flags);
int drm_atomic_helper_connector_dpms(struct drm_connector *connector,
int mode);
struct drm_encoder *
drm_atomic_helper_best_encoder(struct drm_connector *connector);
/* default implementations for state handling */
void drm_atomic_helper_crtc_reset(struct drm_crtc *crtc);