29 	 * This callback allows to prepare our engine for an atomic
36 	void (*atomic_begin)(struct sunxi_engine *engine,
53 	int (*atomic_check)(struct sunxi_engine *engine,
65 	void (*commit)(struct sunxi_engine *engine);
71 	 * the layers supported by that engine.
81 					  struct sunxi_engine *engine);
87 	 * engine. This is useful only for the composite output.
91 	void (*apply_color_correction)(struct sunxi_engine *engine);
97 	 * engine. This is useful only for the composite output.
101 	void (*disable_color_correction)(struct sunxi_engine *engine);
106 	 * This callback is used to implement engine-specific
114 	void (*vblank_quirk)(struct sunxi_engine *engine);
118  * struct sunxi_engine - the common parts of an engine for sun4i-drm driver
119  * @ops:	the operations of the engine
120  * @node:	the of device node of the engine
121  * @regs:	the regmap of the engine
122  * @id:		the id of the engine (-1 if not used)
132 	/* Engine list management */
137  * sunxi_engine_commit() - commit all changes of the engine
138  * @engine:	pointer to the engine
141 sunxi_engine_commit(struct sunxi_engine *engine)  in sunxi_engine_commit()  argument
143 	if (engine->ops && engine->ops->commit)  in sunxi_engine_commit()
144 		engine->ops->commit(engine);  in sunxi_engine_commit()
148  * sunxi_engine_layers_init() - Create planes (layers) for the engine
150  * @engine:	pointer to the engine
153 sunxi_engine_layers_init(struct drm_device *drm, struct sunxi_engine *engine)  in sunxi_engine_layers_init()  argument
155 	if (engine->ops && engine->ops->layers_init)  in sunxi_engine_layers_init()
156 		return engine->ops->layers_init(drm, engine);  in sunxi_engine_layers_init()
162  * @engine:	pointer to the engine
164  * This functionality is optional for an engine, however, if the engine is
166  * without the color correction, due to TV Encoder expects the engine to
170 sunxi_engine_apply_color_correction(struct sunxi_engine *engine)  in sunxi_engine_apply_color_correction()  argument
172 	if (engine->ops && engine->ops->apply_color_correction)  in sunxi_engine_apply_color_correction()
173 		engine->ops->apply_color_correction(engine);  in sunxi_engine_apply_color_correction()
178  * @engine:	pointer to the engine
183 sunxi_engine_disable_color_correction(struct sunxi_engine *engine)  in sunxi_engine_disable_color_correction()  argument
185 	if (engine->ops && engine->ops->disable_color_correction)  in sunxi_engine_disable_color_correction()
186 		engine->ops->disable_color_correction(engine);  in sunxi_engine_disable_color_correction()