Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/* SPDX-License-Identifier: MIT */
|
|
/*
|
|
* Copyright (C) 2020 Red Hat, Inc.
|
|
*
|
|
* Authors:
|
|
* Hans de Goede <hdegoede@redhat.com>
|
|
*/
|
|
|
|
#ifndef __DRM_PRIVACY_SCREEN_CONSUMER_H__
|
|
#define __DRM_PRIVACY_SCREEN_CONSUMER_H__
|
|
|
|
#include <linux/device.h>
|
|
#include <drm/drm_connector.h>
|
|
|
|
struct drm_privacy_screen;
|
|
|
|
#if IS_ENABLED(CONFIG_DRM_PRIVACY_SCREEN)
|
|
struct drm_privacy_screen *drm_privacy_screen_get(struct device *dev,
|
|
const char *con_id);
|
|
void drm_privacy_screen_put(struct drm_privacy_screen *priv);
|
|
|
|
int drm_privacy_screen_set_sw_state(struct drm_privacy_screen *priv,
|
|
enum drm_privacy_screen_status sw_state);
|
|
void drm_privacy_screen_get_state(struct drm_privacy_screen *priv,
|
|
enum drm_privacy_screen_status *sw_state_ret,
|
|
enum drm_privacy_screen_status *hw_state_ret);
|
|
|
|
int drm_privacy_screen_register_notifier(struct drm_privacy_screen *priv,
|
|
struct notifier_block *nb);
|
|
int drm_privacy_screen_unregister_notifier(struct drm_privacy_screen *priv,
|
|
struct notifier_block *nb);
|
|
#else
|
|
static inline struct drm_privacy_screen *drm_privacy_screen_get(struct device *dev,
|
|
const char *con_id)
|
|
{
|
|
return ERR_PTR(-ENODEV);
|
|
}
|
|
static inline void drm_privacy_screen_put(struct drm_privacy_screen *priv)
|
|
{
|
|
}
|
|
static inline int drm_privacy_screen_set_sw_state(struct drm_privacy_screen *priv,
|
|
enum drm_privacy_screen_status sw_state)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
static inline void drm_privacy_screen_get_state(struct drm_privacy_screen *priv,
|
|
enum drm_privacy_screen_status *sw_state_ret,
|
|
enum drm_privacy_screen_status *hw_state_ret)
|
|
{
|
|
*sw_state_ret = PRIVACY_SCREEN_DISABLED;
|
|
*hw_state_ret = PRIVACY_SCREEN_DISABLED;
|
|
}
|
|
static inline int drm_privacy_screen_register_notifier(struct drm_privacy_screen *priv,
|
|
struct notifier_block *nb)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
static inline int drm_privacy_screen_unregister_notifier(struct drm_privacy_screen *priv,
|
|
struct notifier_block *nb)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
#endif
|
|
|
|
#endif
|