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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2020 VeriSilicon Holdings Co., Ltd.
*/
#ifndef __VS_CRTC_H__
#define __VS_CRTC_H__
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include "vs_type.h"
struct vs_crtc_funcs {
void (*enable)(struct device *dev, struct drm_crtc *crtc);
void (*disable)(struct device *dev, struct drm_crtc *crtc);
bool (*mode_fixup)(struct device *dev,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
void (*set_gamma)(struct device *dev, struct drm_crtc *crtc,
struct drm_color_lut *lut, unsigned int size);
void (*enable_gamma)(struct device *dev, struct drm_crtc *crtc,
bool enable);
void (*enable_vblank)(struct device *dev, bool enable);
void (*commit)(struct device *dev);
};
struct vs_crtc_state {
struct drm_crtc_state base;
u32 sync_mode;
u32 output_fmt;
u32 bg_color;
u8 encoder_type;
u8 mmu_prefetch;
u8 bpp;
bool sync_enable;
bool dither_enable;
bool underflow;
};
struct vs_crtc {
struct drm_crtc base;
struct device *dev;
struct drm_pending_vblank_event *event;
unsigned int max_bpc;
unsigned int color_formats; /* supported color format */
struct drm_property *sync_mode;
struct drm_property *mmu_prefetch;
struct drm_property *bg_color;
struct drm_property *panel_sync;
struct drm_property *dither;
const struct vs_crtc_funcs *funcs;
};
void vs_crtc_destroy(struct drm_crtc *crtc);
struct vs_crtc *vs_crtc_create(struct drm_device *drm_dev,
struct vs_dc_info *info);
void vs_crtc_handle_vblank(struct drm_crtc *crtc, bool underflow);
static inline struct vs_crtc *to_vs_crtc(struct drm_crtc *crtc)
{
return container_of(crtc, struct vs_crtc, base);
}
static inline struct vs_crtc_state *
to_vs_crtc_state(struct drm_crtc_state *state)
{
return container_of(state, struct vs_crtc_state, base);
}
#endif /* __VS_CRTC_H__ */
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