| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (c) 2022 Samsung Electronics Co., Ltd. |
| * |
| * Samsung DisplayPort driver. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| #ifndef __EXYNOS_HDCP_DPCD_H__ |
| #define __EXYNOS_HDCP_DPCD_H__ |
| |
| /* Used to update the current authentication status through uevent. |
| * pass in either DRM_MODE_CONTENT_PROTECTION_ENABLED or |
| * DRM_MODE_CONTENT_PROTECTION_DESIRED */ |
| void hdcp_dplink_update_cp(uint32_t drm_cp_status); |
| |
| int hdcp_dplink_recv(uint32_t msg_name, uint8_t *data, uint32_t size); |
| int hdcp_dplink_send(uint32_t msg_name, uint8_t *data, uint32_t size); |
| |
| #endif |
