25 	 * This callback allows to prepare our engine for an atomic
32 	void (*atomic_begin)(struct sunxi_engine *engine,
49 	int (*atomic_check)(struct sunxi_engine *engine,
61 	void (*commit)(struct sunxi_engine *engine);
67 	 * the layers supported by that engine.
77 					  struct sunxi_engine *engine);
83 	 * engine. This is useful only for the composite output.
87 	void (*apply_color_correction)(struct sunxi_engine *engine);
93 	 * engine. This is useful only for the composite output.
97 	void (*disable_color_correction)(struct sunxi_engine *engine);
102 	 * This callback is used to implement engine-specific
110 	void (*vblank_quirk)(struct sunxi_engine *engine);
114  * struct sunxi_engine - the common parts of an engine for sun4i-drm driver
115  * @ops:	the operations of the engine
116  * @node:	the of device node of the engine
117  * @regs:	the regmap of the engine
118  * @id:		the id of the engine (-1 if not used)
128 	/* Engine list management */
133  * sunxi_engine_commit() - commit all changes of the engine
134  * @engine:	pointer to the engine
137 sunxi_engine_commit(struct sunxi_engine *engine)  in sunxi_engine_commit()  argument
139 	if (engine->ops && engine->ops->commit)  in sunxi_engine_commit()
140 		engine->ops->commit(engine);  in sunxi_engine_commit()
144  * sunxi_engine_layers_init() - Create planes (layers) for the engine
146  * @engine:	pointer to the engine
149 sunxi_engine_layers_init(struct drm_device *drm, struct sunxi_engine *engine)  in sunxi_engine_layers_init()  argument
151 	if (engine->ops && engine->ops->layers_init)  in sunxi_engine_layers_init()
152 		return engine->ops->layers_init(drm, engine);  in sunxi_engine_layers_init()
158  * @engine:	pointer to the engine
160  * This functionality is optional for an engine, however, if the engine is
162  * without the color correction, due to TV Encoder expects the engine to
166 sunxi_engine_apply_color_correction(struct sunxi_engine *engine)  in sunxi_engine_apply_color_correction()  argument
168 	if (engine->ops && engine->ops->apply_color_correction)  in sunxi_engine_apply_color_correction()
169 		engine->ops->apply_color_correction(engine);  in sunxi_engine_apply_color_correction()
174  * @engine:	pointer to the engine
179 sunxi_engine_disable_color_correction(struct sunxi_engine *engine)  in sunxi_engine_disable_color_correction()  argument
181 	if (engine->ops && engine->ops->disable_color_correction)  in sunxi_engine_disable_color_correction()
182 		engine->ops->disable_color_correction(engine);  in sunxi_engine_disable_color_correction()