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93 lines
2.6 KiB
93 lines
2.6 KiB
/* SPDX-License-Identifier: GPL-2.0+ */ |
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/* |
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* rcar_du_vsp.h -- R-Car Display Unit VSP-Based Compositor |
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* |
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* Copyright (C) 2015 Renesas Electronics Corporation |
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* |
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* Contact: Laurent Pinchart ([email protected]) |
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*/ |
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#ifndef __RCAR_DU_VSP_H__ |
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#define __RCAR_DU_VSP_H__ |
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#include <drm/drm_plane.h> |
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struct drm_framebuffer; |
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struct rcar_du_format_info; |
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struct rcar_du_vsp; |
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struct sg_table; |
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struct rcar_du_vsp_plane { |
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struct drm_plane plane; |
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struct rcar_du_vsp *vsp; |
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unsigned int index; |
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}; |
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struct rcar_du_vsp { |
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unsigned int index; |
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struct device *vsp; |
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struct rcar_du_device *dev; |
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struct rcar_du_vsp_plane *planes; |
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unsigned int num_planes; |
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}; |
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static inline struct rcar_du_vsp_plane *to_rcar_vsp_plane(struct drm_plane *p) |
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{ |
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return container_of(p, struct rcar_du_vsp_plane, plane); |
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} |
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/** |
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* struct rcar_du_vsp_plane_state - Driver-specific plane state |
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* @state: base DRM plane state |
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* @format: information about the pixel format used by the plane |
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* @sg_tables: scatter-gather tables for the frame buffer memory |
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*/ |
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struct rcar_du_vsp_plane_state { |
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struct drm_plane_state state; |
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const struct rcar_du_format_info *format; |
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struct sg_table sg_tables[3]; |
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}; |
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static inline struct rcar_du_vsp_plane_state * |
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to_rcar_vsp_plane_state(struct drm_plane_state *state) |
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{ |
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return container_of(state, struct rcar_du_vsp_plane_state, state); |
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} |
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#ifdef CONFIG_DRM_RCAR_VSP |
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int rcar_du_vsp_init(struct rcar_du_vsp *vsp, struct device_node *np, |
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unsigned int crtcs); |
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void rcar_du_vsp_enable(struct rcar_du_crtc *crtc); |
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void rcar_du_vsp_disable(struct rcar_du_crtc *crtc); |
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void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc); |
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void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc); |
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int rcar_du_vsp_map_fb(struct rcar_du_vsp *vsp, struct drm_framebuffer *fb, |
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struct sg_table sg_tables[3]); |
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void rcar_du_vsp_unmap_fb(struct rcar_du_vsp *vsp, struct drm_framebuffer *fb, |
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struct sg_table sg_tables[3]); |
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#else |
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static inline int rcar_du_vsp_init(struct rcar_du_vsp *vsp, |
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struct device_node *np, |
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unsigned int crtcs) |
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{ |
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return -ENXIO; |
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} |
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static inline void rcar_du_vsp_enable(struct rcar_du_crtc *crtc) { }; |
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static inline void rcar_du_vsp_disable(struct rcar_du_crtc *crtc) { }; |
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static inline void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc) { }; |
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static inline void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc) { }; |
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static inline int rcar_du_vsp_map_fb(struct rcar_du_vsp *vsp, |
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struct drm_framebuffer *fb, |
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struct sg_table sg_tables[3]) |
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{ |
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return -ENXIO; |
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} |
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static inline void rcar_du_vsp_unmap_fb(struct rcar_du_vsp *vsp, |
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struct drm_framebuffer *fb, |
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struct sg_table sg_tables[3]) |
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{ |
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} |
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#endif |
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#endif /* __RCAR_DU_VSP_H__ */
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