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Commit b6b7902e authored by Francisco Jerez's avatar Francisco Jerez Committed by Dave Airlie
Browse files

drm: Define some new standard TV properties. 



Namely "brightness", "contrast" and "flicker reduction".

Signed-off-by: default avatarFrancisco Jerez <currojerez@riseup.net>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent aeaa1ad3

drivers/gpu/drm/drm_crtc.c

+18 −0
Original line number Diff line number Diff line
@@ -718,6 +718,24 @@ int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 
		drm_property_add_enum(dev->mode_config.tv_mode_property, i,

				      i, modes[i]);



	dev->mode_config.tv_brightness_property =

		drm_property_create(dev, DRM_MODE_PROP_RANGE,

				    "brightness", 2);

	dev->mode_config.tv_brightness_property->values[0] = 0;

	dev->mode_config.tv_brightness_property->values[1] = 100;



	dev->mode_config.tv_contrast_property =

		drm_property_create(dev, DRM_MODE_PROP_RANGE,

				    "contrast", 2);

	dev->mode_config.tv_contrast_property->values[0] = 0;

	dev->mode_config.tv_contrast_property->values[1] = 100;



	dev->mode_config.tv_flicker_reduction_property =

		drm_property_create(dev, DRM_MODE_PROP_RANGE,

				    "flicker reduction", 2);

	dev->mode_config.tv_flicker_reduction_property->values[0] = 0;

	dev->mode_config.tv_flicker_reduction_property->values[1] = 100;



	return 0;

}

EXPORT_SYMBOL(drm_mode_create_tv_properties);

include/drm/drm_crtc.h

+3 −0
Original line number Diff line number Diff line
@@ -572,6 +572,9 @@ struct drm_mode_config { 
	struct drm_property *tv_right_margin_property;

	struct drm_property *tv_top_margin_property;

	struct drm_property *tv_bottom_margin_property;

	struct drm_property *tv_brightness_property;

	struct drm_property *tv_contrast_property;

	struct drm_property *tv_flicker_reduction_property;



	/* Optional properties */

	struct drm_property *scaling_mode_property;