diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2014-07-08 05:01:53 (GMT) |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-07-11 21:43:52 (GMT) |
| commit | c1df5f3c2d665f1a5b365d1e352e99832f188fda (patch) | |
| tree | 272bcb546df843d529f827fb36ef77f0d6147fa3 /drivers/gpu/drm/drm_crtc.c | |
| parent | 7689ffb32fa314cc6f128b433b5a285f2699cb70 (diff) | |
| download | linux-c1df5f3c2d665f1a5b365d1e352e99832f188fda.tar.xz | |
drm: Add drm_mode_create_rotation_property()
Add a function to create a standards compliant rotation property.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 2fbee61..f224d4d 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -4959,3 +4959,21 @@ void drm_mode_config_cleanup(struct drm_device *dev) drm_modeset_lock_fini(&dev->mode_config.connection_mutex); } EXPORT_SYMBOL(drm_mode_config_cleanup); + +struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, + unsigned int supported_rotations) +{ + static const struct drm_prop_enum_list props[] = { + { DRM_ROTATE_0, "rotate-0" }, + { DRM_ROTATE_90, "rotate-90" }, + { DRM_ROTATE_180, "rotate-180" }, + { DRM_ROTATE_270, "rotate-270" }, + { DRM_REFLECT_X, "reflect-x" }, + { DRM_REFLECT_Y, "reflect-y" }, + }; + + return drm_property_create_bitmask(dev, 0, "rotation", + props, ARRAY_SIZE(props), + supported_rotations); +} +EXPORT_SYMBOL(drm_mode_create_rotation_property); |