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

71 lines
2.1 KiB
C

/* exynos_drm_hdmi.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Authoer: Inki Dae <inki.dae@samsung.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef _EXYNOS_DRM_HDMI_H_
#define _EXYNOS_DRM_HDMI_H_
#define MIXER_WIN_NR 3
#define MIXER_DEFAULT_WIN 0
/*
* 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_ops {
/* display */
bool (*is_connected)(void *ctx);
struct edid *(*get_edid)(void *ctx,
struct drm_connector *connector);
int (*check_timing)(void *ctx, struct fb_videomode *timing);
int (*power_on)(void *ctx, int mode);
/* manager */
void (*mode_fixup)(void *ctx, struct drm_connector *connector,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
void (*mode_set)(void *ctx, void *mode);
void (*get_max_resol)(void *ctx, unsigned int *width,
unsigned int *height);
void (*commit)(void *ctx);
void (*dpms)(void *ctx, int mode);
};
struct exynos_mixer_ops {
/* manager */
int (*iommu_on)(void *ctx, bool enable);
int (*enable_vblank)(void *ctx, int pipe);
void (*disable_vblank)(void *ctx);
void (*wait_for_vblank)(void *ctx);
void (*dpms)(void *ctx, int mode);
/* overlay */
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);
/* display */
int (*check_timing)(void *ctx, struct fb_videomode *timing);
};
void exynos_hdmi_drv_attach(struct exynos_drm_hdmi_context *ctx);
void exynos_mixer_drv_attach(struct exynos_drm_hdmi_context *ctx);
void exynos_hdmi_ops_register(struct exynos_hdmi_ops *ops);
void exynos_mixer_ops_register(struct exynos_mixer_ops *ops);
#endif