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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* RZ/G2L Display Unit VSP-Based Compositor
*
* Copyright (C) 2023 Renesas Electronics Corporation
*
* Based on rcar_du_vsp.h
*/
#ifndef __RZG2L_DU_VSP_H__
#define __RZG2L_DU_VSP_H__
#include <drm/drm_plane.h>
#include <linux/container_of.h>
#include <linux/scatterlist.h>
struct device;
struct drm_framebuffer;
struct rzg2l_du_device;
struct rzg2l_du_format_info;
struct rzg2l_du_vsp;
struct rzg2l_du_vsp_plane {
struct drm_plane plane;
struct rzg2l_du_vsp *vsp;
unsigned int index;
};
struct rzg2l_du_vsp {
unsigned int index;
struct device *vsp;
struct rzg2l_du_device *dev;
};
static inline struct rzg2l_du_vsp_plane *to_rzg2l_vsp_plane(struct drm_plane *p)
{
return container_of(p, struct rzg2l_du_vsp_plane, plane);
}
/**
* struct rzg2l_du_vsp_plane_state - Driver-specific plane state
* @state: base DRM plane state
* @format: information about the pixel format used by the plane
*/
struct rzg2l_du_vsp_plane_state {
struct drm_plane_state state;
const struct rzg2l_du_format_info *format;
};
static inline struct rzg2l_du_vsp_plane_state *
to_rzg2l_vsp_plane_state(struct drm_plane_state *state)
{
return container_of(state, struct rzg2l_du_vsp_plane_state, state);
}
#if IS_ENABLED(CONFIG_VIDEO_RENESAS_VSP1)
int rzg2l_du_vsp_init(struct rzg2l_du_vsp *vsp, struct device_node *np,
unsigned int crtcs);
void rzg2l_du_vsp_enable(struct rzg2l_du_crtc *crtc);
void rzg2l_du_vsp_disable(struct rzg2l_du_crtc *crtc);
void rzg2l_du_vsp_atomic_flush(struct rzg2l_du_crtc *crtc);
struct drm_plane *rzg2l_du_vsp_get_drm_plane(struct rzg2l_du_crtc *crtc,
unsigned int pipe_index);
#else
static inline int rzg2l_du_vsp_init(struct rzg2l_du_vsp *vsp, struct device_node *np,
unsigned int crtcs)
{
return -ENXIO;
}
static inline void rzg2l_du_vsp_enable(struct rzg2l_du_crtc *crtc) { };
static inline void rzg2l_du_vsp_disable(struct rzg2l_du_crtc *crtc) { };
static inline void rzg2l_du_vsp_atomic_flush(struct rzg2l_du_crtc *crtc) { };
static inline struct drm_plane *rzg2l_du_vsp_get_drm_plane(struct rzg2l_du_crtc *crtc,
unsigned int pipe_index)
{
return ERR_PTR(-ENXIO);
}
#endif
#endif /* __RZG2L_DU_VSP_H__ */
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