drm: Define some new standard TV properties.
Namely "brightness", "contrast" and "flicker reduction".
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index ed53c5c..a8c8311 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -718,6 +718,24 @@
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);
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 125994d..5f2cc0c 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -572,6 +572,9 @@
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;