linux/drivers/gpu/drm/exynos/exynos_drm_hdmi.h

74 lines
2.5 KiB
C

/* exynos_drm_hdmi.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Authoer: Inki Dae <inki.dae@samsung.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _EXYNOS_DRM_HDMI_H_
#define _EXYNOS_DRM_HDMI_H_
/*
* exynos hdmi common context structure.
*
* @drm_dev: pointer to drm_device.
* @ctx: pointer to the context of specific device driver.
* this context should be hdmi_context or mixer_context.
*/
struct exynos_drm_hdmi_context {
struct drm_device *drm_dev;
void *ctx;
};
struct exynos_hdmi_display_ops {
bool (*is_connected)(void *ctx);
int (*get_edid)(void *ctx, struct drm_connector *connector,
u8 *edid, int len);
int (*check_timing)(void *ctx, void *timing);
int (*power_on)(void *ctx, int mode);
};
struct exynos_hdmi_manager_ops {
void (*mode_set)(void *ctx, void *mode);
void (*commit)(void *ctx);
void (*disable)(void *ctx);
};
struct exynos_hdmi_overlay_ops {
int (*enable_vblank)(void *ctx, int pipe);
void (*disable_vblank)(void *ctx);
void (*win_mode_set)(void *ctx, struct exynos_drm_overlay *overlay);
void (*win_commit)(void *ctx, int zpos);
void (*win_disable)(void *ctx, int zpos);
};
extern struct platform_driver hdmi_driver;
extern struct platform_driver mixer_driver;
void exynos_drm_display_ops_register(struct exynos_hdmi_display_ops
*display_ops);
void exynos_drm_manager_ops_register(struct exynos_hdmi_manager_ops
*manager_ops);
void exynos_drm_overlay_ops_register(struct exynos_hdmi_overlay_ops
*overlay_ops);
#endif