| /* | |
| * rcar_du_vsp.h -- R-Car Display Unit VSP-Based Compositor | |
| * | |
| * Copyright (C) 2015 Renesas Electronics Corporation | |
| * | |
| * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.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 __RCAR_DU_VSP_H__ | |
| #define __RCAR_DU_VSP_H__ | |
| #include <drm/drmP.h> | |
| #include <drm/drm_crtc.h> | |
| struct rcar_du_format_info; | |
| struct rcar_du_vsp; | |
| struct rcar_du_vsp_plane { | |
| struct drm_plane plane; | |
| struct rcar_du_vsp *vsp; | |
| unsigned int index; | |
| }; | |
| struct rcar_du_vsp { | |
| unsigned int index; | |
| struct device *vsp; | |
| struct rcar_du_device *dev; | |
| struct rcar_du_vsp_plane *planes; | |
| unsigned int num_planes; | |
| }; | |
| static inline struct rcar_du_vsp_plane *to_rcar_vsp_plane(struct drm_plane *p) | |
| { | |
| return container_of(p, struct rcar_du_vsp_plane, plane); | |
| } | |
| /** | |
| * struct rcar_du_vsp_plane_state - Driver-specific plane state | |
| * @state: base DRM plane state | |
| * @format: information about the pixel format used by the plane | |
| * @alpha: value of the plane alpha property | |
| * @zpos: value of the plane zpos property | |
| */ | |
| struct rcar_du_vsp_plane_state { | |
| struct drm_plane_state state; | |
| const struct rcar_du_format_info *format; | |
| unsigned int alpha; | |
| unsigned int zpos; | |
| }; | |
| static inline struct rcar_du_vsp_plane_state * | |
| to_rcar_vsp_plane_state(struct drm_plane_state *state) | |
| { | |
| return container_of(state, struct rcar_du_vsp_plane_state, state); | |
| } | |
| #ifdef CONFIG_DRM_RCAR_VSP | |
| int rcar_du_vsp_init(struct rcar_du_vsp *vsp); | |
| void rcar_du_vsp_enable(struct rcar_du_crtc *crtc); | |
| void rcar_du_vsp_disable(struct rcar_du_crtc *crtc); | |
| void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc); | |
| void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc); | |
| #else | |
| static inline int rcar_du_vsp_init(struct rcar_du_vsp *vsp) { return 0; }; | |
| static inline void rcar_du_vsp_enable(struct rcar_du_crtc *crtc) { }; | |
| static inline void rcar_du_vsp_disable(struct rcar_du_crtc *crtc) { }; | |
| static inline void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc) { }; | |
| static inline void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc) { }; | |
| #endif | |
| #endif /* __RCAR_DU_VSP_H__ */ |