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| author | Liu Ying <gnuiyl@gmail.com> | 2016-08-29 12:12:03 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-08-29 12:29:37 +0300 |
| commit | 2b58e98d42af854037439f51bd89f83dbfa8e30d (patch) | |
| tree | 7b17e1a7cb54721176eb0c1ed80eb4f1fd60b653 /include/drm/drm_atomic_helper.h | |
| parent | 28500291c29ae2174eb0322e839cc3204d06b963 (diff) | |
| download | linux-2b58e98d42af854037439f51bd89f83dbfa8e30d.tar.xz | |
drm/atomic-helper: Add NO_DISABLE_AFTER_MODESET flag support for plane commit
Drivers may set the NO_DISABLE_AFTER_MODESET flag in the 'flags' parameter
of the helper drm_atomic_helper_commit_planes() if the relevant display
controllers(e.g., IPUv3 for imx-drm) require to disable a CRTC's planes
when the CRTC is disabled. The helper would skip the ->atomic_disable
call for a plane if the CRTC of the old plane state needs a modesetting
operation. Of course, the drivers need to disable the planes in their CRTC
disable callbacks since no one else would do that.
Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: David Airlie <airlied@linux.ie>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Peter Senna Tschudin <peter.senna@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Liu Ying <gnuiyl@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1472461923-14364-1-git-send-email-gnuiyl@gmail.com
Diffstat (limited to 'include/drm/drm_atomic_helper.h')
| -rw-r--r-- | include/drm/drm_atomic_helper.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h index 1abf2c0227a6..f86682825d68 100644 --- a/include/drm/drm_atomic_helper.h +++ b/include/drm/drm_atomic_helper.h @@ -65,9 +65,13 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev, int drm_atomic_helper_prepare_planes(struct drm_device *dev, struct drm_atomic_state *state); + +#define DRM_PLANE_COMMIT_ACTIVE_ONLY BIT(0) +#define DRM_PLANE_COMMIT_NO_DISABLE_AFTER_MODESET BIT(1) + void drm_atomic_helper_commit_planes(struct drm_device *dev, struct drm_atomic_state *state, - bool active_only); + uint32_t flags); void drm_atomic_helper_cleanup_planes(struct drm_device *dev, struct drm_atomic_state *old_state); void drm_atomic_helper_commit_planes_on_crtc(struct drm_crtc_state *old_crtc_state); |