2 * Copyright (c) 2015 MediaTek Inc.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
14 #ifndef MTK_DRM_DDP_COMP_H
15 #define MTK_DRM_DDP_COMP_H
23 struct mtk_plane_state;
24 struct drm_crtc_state;
26 enum mtk_ddp_comp_type {
39 MTK_DDP_COMP_TYPE_MAX,
42 enum mtk_ddp_comp_id {
66 struct mtk_ddp_comp_funcs {
67 void (*config)(struct mtk_ddp_comp *comp, unsigned int w,
68 unsigned int h, unsigned int vrefresh, unsigned int bpc);
69 void (*start)(struct mtk_ddp_comp *comp);
70 void (*stop)(struct mtk_ddp_comp *comp);
71 void (*enable_vblank)(struct mtk_ddp_comp *comp, struct drm_crtc *crtc);
72 void (*disable_vblank)(struct mtk_ddp_comp *comp);
73 void (*layer_on)(struct mtk_ddp_comp *comp, unsigned int idx);
74 void (*layer_off)(struct mtk_ddp_comp *comp, unsigned int idx);
75 void (*layer_config)(struct mtk_ddp_comp *comp, unsigned int idx,
76 struct mtk_plane_state *state);
77 void (*gamma_set)(struct mtk_ddp_comp *comp,
78 struct drm_crtc_state *state);
85 struct device *larb_dev;
86 enum mtk_ddp_comp_id id;
87 const struct mtk_ddp_comp_funcs *funcs;
90 static inline void mtk_ddp_comp_config(struct mtk_ddp_comp *comp,
91 unsigned int w, unsigned int h,
92 unsigned int vrefresh, unsigned int bpc)
94 if (comp->funcs && comp->funcs->config)
95 comp->funcs->config(comp, w, h, vrefresh, bpc);
98 static inline void mtk_ddp_comp_start(struct mtk_ddp_comp *comp)
100 if (comp->funcs && comp->funcs->start)
101 comp->funcs->start(comp);
104 static inline void mtk_ddp_comp_stop(struct mtk_ddp_comp *comp)
106 if (comp->funcs && comp->funcs->stop)
107 comp->funcs->stop(comp);
110 static inline void mtk_ddp_comp_enable_vblank(struct mtk_ddp_comp *comp,
111 struct drm_crtc *crtc)
113 if (comp->funcs && comp->funcs->enable_vblank)
114 comp->funcs->enable_vblank(comp, crtc);
117 static inline void mtk_ddp_comp_disable_vblank(struct mtk_ddp_comp *comp)
119 if (comp->funcs && comp->funcs->disable_vblank)
120 comp->funcs->disable_vblank(comp);
123 static inline void mtk_ddp_comp_layer_on(struct mtk_ddp_comp *comp,
126 if (comp->funcs && comp->funcs->layer_on)
127 comp->funcs->layer_on(comp, idx);
130 static inline void mtk_ddp_comp_layer_off(struct mtk_ddp_comp *comp,
133 if (comp->funcs && comp->funcs->layer_off)
134 comp->funcs->layer_off(comp, idx);
137 static inline void mtk_ddp_comp_layer_config(struct mtk_ddp_comp *comp,
139 struct mtk_plane_state *state)
141 if (comp->funcs && comp->funcs->layer_config)
142 comp->funcs->layer_config(comp, idx, state);
145 static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp,
146 struct drm_crtc_state *state)
148 if (comp->funcs && comp->funcs->gamma_set)
149 comp->funcs->gamma_set(comp, state);
152 int mtk_ddp_comp_get_id(struct device_node *node,
153 enum mtk_ddp_comp_type comp_type);
154 int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node,
155 struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id,
156 const struct mtk_ddp_comp_funcs *funcs);
157 int mtk_ddp_comp_register(struct drm_device *drm, struct mtk_ddp_comp *comp);
158 void mtk_ddp_comp_unregister(struct drm_device *drm, struct mtk_ddp_comp *comp);
159 void mtk_dither_set(struct mtk_ddp_comp *comp, unsigned int bpc,
162 #endif /* MTK_DRM_DDP_COMP_H */