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 {
40 MTK_DDP_COMP_TYPE_MAX,
43 enum mtk_ddp_comp_id {
74 struct mtk_ddp_comp_funcs {
75 void (*config)(struct mtk_ddp_comp *comp, unsigned int w,
76 unsigned int h, unsigned int vrefresh, unsigned int bpc);
77 void (*start)(struct mtk_ddp_comp *comp);
78 void (*stop)(struct mtk_ddp_comp *comp);
79 void (*enable_vblank)(struct mtk_ddp_comp *comp, struct drm_crtc *crtc);
80 void (*disable_vblank)(struct mtk_ddp_comp *comp);
81 unsigned int (*layer_nr)(struct mtk_ddp_comp *comp);
82 void (*layer_on)(struct mtk_ddp_comp *comp, unsigned int idx);
83 void (*layer_off)(struct mtk_ddp_comp *comp, unsigned int idx);
84 void (*layer_config)(struct mtk_ddp_comp *comp, unsigned int idx,
85 struct mtk_plane_state *state);
86 void (*gamma_set)(struct mtk_ddp_comp *comp,
87 struct drm_crtc_state *state);
94 struct device *larb_dev;
95 enum mtk_ddp_comp_id id;
96 const struct mtk_ddp_comp_funcs *funcs;
99 static inline void mtk_ddp_comp_config(struct mtk_ddp_comp *comp,
100 unsigned int w, unsigned int h,
101 unsigned int vrefresh, unsigned int bpc)
103 if (comp->funcs && comp->funcs->config)
104 comp->funcs->config(comp, w, h, vrefresh, bpc);
107 static inline void mtk_ddp_comp_start(struct mtk_ddp_comp *comp)
109 if (comp->funcs && comp->funcs->start)
110 comp->funcs->start(comp);
113 static inline void mtk_ddp_comp_stop(struct mtk_ddp_comp *comp)
115 if (comp->funcs && comp->funcs->stop)
116 comp->funcs->stop(comp);
119 static inline void mtk_ddp_comp_enable_vblank(struct mtk_ddp_comp *comp,
120 struct drm_crtc *crtc)
122 if (comp->funcs && comp->funcs->enable_vblank)
123 comp->funcs->enable_vblank(comp, crtc);
126 static inline void mtk_ddp_comp_disable_vblank(struct mtk_ddp_comp *comp)
128 if (comp->funcs && comp->funcs->disable_vblank)
129 comp->funcs->disable_vblank(comp);
132 static inline unsigned int mtk_ddp_comp_layer_nr(struct mtk_ddp_comp *comp)
134 if (comp->funcs && comp->funcs->layer_nr)
135 return comp->funcs->layer_nr(comp);
140 static inline void mtk_ddp_comp_layer_on(struct mtk_ddp_comp *comp,
143 if (comp->funcs && comp->funcs->layer_on)
144 comp->funcs->layer_on(comp, idx);
147 static inline void mtk_ddp_comp_layer_off(struct mtk_ddp_comp *comp,
150 if (comp->funcs && comp->funcs->layer_off)
151 comp->funcs->layer_off(comp, idx);
154 static inline void mtk_ddp_comp_layer_config(struct mtk_ddp_comp *comp,
156 struct mtk_plane_state *state)
158 if (comp->funcs && comp->funcs->layer_config)
159 comp->funcs->layer_config(comp, idx, state);
162 static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp,
163 struct drm_crtc_state *state)
165 if (comp->funcs && comp->funcs->gamma_set)
166 comp->funcs->gamma_set(comp, state);
169 int mtk_ddp_comp_get_id(struct device_node *node,
170 enum mtk_ddp_comp_type comp_type);
171 int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node,
172 struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id,
173 const struct mtk_ddp_comp_funcs *funcs);
174 int mtk_ddp_comp_register(struct drm_device *drm, struct mtk_ddp_comp *comp);
175 void mtk_ddp_comp_unregister(struct drm_device *drm, struct mtk_ddp_comp *comp);
176 void mtk_dither_set(struct mtk_ddp_comp *comp, unsigned int bpc,
179 #endif /* MTK_DRM_DDP_COMP_H */