include/drm/drm_panel.h

44  * struct drm_panel_funcs - perform operations on a given panel
47  * starts to transmit video data. Panel drivers can use this to turn the panel
60  * necessary to turn off the panel to avoid visual glitches. This is done in
63  * is visible on the panel. It is then safe for the display controller to
67  * the panel. This is the job of the .unprepare() function.
77 	 * Turn on panel and perform set up.
81 	int (*prepare)(struct drm_panel *panel);
86 	 * Enable panel (turn on back light, etc.).
90 	int (*enable)(struct drm_panel *panel);
95 	 * Disable panel (turn off back light, etc.).
99 	int (*disable)(struct drm_panel *panel);
104 	 * Turn off panel.
108 	int (*unprepare)(struct drm_panel *panel);
113 	 * Add modes to the connector that the panel is attached to
118 	int (*get_modes)(struct drm_panel *panel,
124 	 * Return the panel orientation set by device tree or EDID.
128 	enum drm_panel_orientation (*get_orientation)(struct drm_panel *panel);
138 	int (*get_timings)(struct drm_panel *panel, unsigned int num_timings,
146 	void (*debugfs_init)(struct drm_panel *panel, struct dentry *root);
153 	 * Called after the panel has been powered on.
160 	 * Called before the panel is powered off.
176 	 * Used for linking into panel's list; set by drm_panel_add_follower().
181 	 * @panel
183 	 * The panel we're dependent on; set by drm_panel_add_follower().
185 	struct drm_panel *panel;
189  * struct drm_panel - DRM panel object
195 	 * Parent device of the panel.
213 	 * Operations that can be performed on the panel.
220 	 * Type of the panel as a DRM_MODE_CONNECTOR_* value. This is used to
221 	 * initialise the drm_connector corresponding to the panel with the
236 	 * A list of struct drm_panel_follower dependent on this panel.
251 	 * for the panel is called. This is largely required for DSI panels
253 	 * the panel is powered up.
260 	 * If true then the panel has been prepared.
267 	 * If true then the panel has been enabled.
272 void drm_panel_init(struct drm_panel *panel, struct device *dev,
276 void drm_panel_add(struct drm_panel *panel);
277 void drm_panel_remove(struct drm_panel *panel);
279 int drm_panel_prepare(struct drm_panel *panel);
280 int drm_panel_unprepare(struct drm_panel *panel);
282 int drm_panel_enable(struct drm_panel *panel);
283 int drm_panel_disable(struct drm_panel *panel);
285 int drm_panel_get_modes(struct drm_panel *panel, struct drm_connector *connector);
333 int drm_panel_of_backlight(struct drm_panel *panel);
335 static inline int drm_panel_of_backlight(struct drm_panel *panel)