Laurent Pinchart | 6d62ef3 | 2015-09-07 17:14:58 +0300 | [diff] [blame] | 1 | /* |
| 2 | * rcar_du_vsp.h -- R-Car Display Unit VSP-Based Compositor |
| 3 | * |
| 4 | * Copyright (C) 2015 Renesas Electronics Corporation |
| 5 | * |
| 6 | * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | */ |
| 13 | |
| 14 | #ifndef __RCAR_DU_VSP_H__ |
| 15 | #define __RCAR_DU_VSP_H__ |
| 16 | |
| 17 | #include <drm/drmP.h> |
| 18 | #include <drm/drm_crtc.h> |
| 19 | |
| 20 | struct rcar_du_format_info; |
| 21 | struct rcar_du_vsp; |
| 22 | |
| 23 | struct rcar_du_vsp_plane { |
| 24 | struct drm_plane plane; |
| 25 | struct rcar_du_vsp *vsp; |
| 26 | unsigned int index; |
| 27 | }; |
| 28 | |
| 29 | struct rcar_du_vsp { |
| 30 | unsigned int index; |
| 31 | struct device *vsp; |
| 32 | struct rcar_du_device *dev; |
| 33 | struct rcar_du_vsp_plane *planes; |
| 34 | unsigned int num_planes; |
| 35 | }; |
| 36 | |
| 37 | static inline struct rcar_du_vsp_plane *to_rcar_vsp_plane(struct drm_plane *p) |
| 38 | { |
| 39 | return container_of(p, struct rcar_du_vsp_plane, plane); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * struct rcar_du_vsp_plane_state - Driver-specific plane state |
| 44 | * @state: base DRM plane state |
| 45 | * @format: information about the pixel format used by the plane |
| 46 | * @alpha: value of the plane alpha property |
Laurent Pinchart | 85e0a16 | 2016-03-24 05:15:59 -0300 | [diff] [blame] | 47 | * @zpos: value of the plane zpos property |
Laurent Pinchart | 6d62ef3 | 2015-09-07 17:14:58 +0300 | [diff] [blame] | 48 | */ |
| 49 | struct rcar_du_vsp_plane_state { |
| 50 | struct drm_plane_state state; |
| 51 | |
| 52 | const struct rcar_du_format_info *format; |
| 53 | |
| 54 | unsigned int alpha; |
Laurent Pinchart | 85e0a16 | 2016-03-24 05:15:59 -0300 | [diff] [blame] | 55 | unsigned int zpos; |
Laurent Pinchart | 6d62ef3 | 2015-09-07 17:14:58 +0300 | [diff] [blame] | 56 | }; |
| 57 | |
| 58 | static inline struct rcar_du_vsp_plane_state * |
| 59 | to_rcar_vsp_plane_state(struct drm_plane_state *state) |
| 60 | { |
| 61 | return container_of(state, struct rcar_du_vsp_plane_state, state); |
| 62 | } |
| 63 | |
| 64 | #ifdef CONFIG_DRM_RCAR_VSP |
| 65 | int rcar_du_vsp_init(struct rcar_du_vsp *vsp); |
| 66 | void rcar_du_vsp_enable(struct rcar_du_crtc *crtc); |
| 67 | void rcar_du_vsp_disable(struct rcar_du_crtc *crtc); |
| 68 | void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc); |
| 69 | void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc); |
| 70 | #else |
| 71 | static inline int rcar_du_vsp_init(struct rcar_du_vsp *vsp) { return 0; }; |
| 72 | static inline void rcar_du_vsp_enable(struct rcar_du_crtc *crtc) { }; |
| 73 | static inline void rcar_du_vsp_disable(struct rcar_du_crtc *crtc) { }; |
| 74 | static inline void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc) { }; |
| 75 | static inline void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc) { }; |
| 76 | #endif |
| 77 | |
| 78 | #endif /* __RCAR_DU_VSP_H__ */ |