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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>
This commit is contained in:
Francisco Jerez 2009-08-02 04:19:20 +02:00 committed by Dave Airlie
parent aeaa1ad3ff
commit b6b7902e54
2 changed files with 21 additions and 0 deletions
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18
drivers/gpu/drm/drm_crtc.c
View File

@ -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);

3
include/drm/drm_crtc.h
View File

@ -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;