Lines Matching refs:panel
5 * Panel driver for the Samsung ATNA33XC20 panel. This panel can't be handled
46 static inline struct atana33xc20_panel *to_atana33xc20(struct drm_panel *panel)
48 return container_of(panel, struct atana33xc20_panel, base);
136 static int atana33xc20_disable(struct drm_panel *panel)
138 struct atana33xc20_panel *p = to_atana33xc20(panel);
166 static int atana33xc20_enable(struct drm_panel *panel)
168 struct atana33xc20_panel *p = to_atana33xc20(panel);
197 static int atana33xc20_unprepare(struct drm_panel *panel)
199 struct atana33xc20_panel *p = to_atana33xc20(panel);
207 * Purposely do a put_sync, don't use autosuspend. The panel's tcon
212 * to get the EDID or otherwise send DP AUX commands to the panel.
214 ret = pm_runtime_put_sync_suspend(panel->dev);
222 static int atana33xc20_prepare(struct drm_panel *panel)
224 struct atana33xc20_panel *p = to_atana33xc20(panel);
231 ret = pm_runtime_get_sync(panel->dev);
233 pm_runtime_put_autosuspend(panel->dev);
241 static int atana33xc20_get_modes(struct drm_panel *panel,
244 struct atana33xc20_panel *p = to_atana33xc20(panel);
245 struct dp_aux_ep_device *aux_ep = to_dp_aux_ep_dev(panel->dev);
248 pm_runtime_get_sync(panel->dev);
254 pm_runtime_mark_last_busy(panel->dev);
255 pm_runtime_put_autosuspend(panel->dev);
280 struct atana33xc20_panel *panel;
284 panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
285 if (!panel)
287 dev_set_drvdata(dev, panel);
289 panel->aux = aux_ep->aux;
291 panel->supply = devm_regulator_get(dev, "power");
292 if (IS_ERR(panel->supply))
293 return dev_err_probe(dev, PTR_ERR(panel->supply),
296 panel->el_on3_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
297 if (IS_ERR(panel->el_on3_gpio))
298 return dev_err_probe(dev, PTR_ERR(panel->el_on3_gpio),
301 panel->no_hpd = of_property_read_bool(dev->of_node, "no-hpd");
302 if (!panel->no_hpd) {
303 panel->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN);
304 if (IS_ERR(panel->hpd_gpio))
305 return dev_err_probe(dev, PTR_ERR(panel->hpd_gpio),
319 drm_panel_init(&panel->base, dev, &atana33xc20_funcs, DRM_MODE_CONNECTOR_eDP);
322 ret = drm_panel_dp_aux_backlight(&panel->base, aux_ep->aux);
329 drm_panel_add(&panel->base);
337 struct atana33xc20_panel *panel = dev_get_drvdata(dev);
339 drm_panel_remove(&panel->base);
340 drm_panel_disable(&panel->base);
341 drm_panel_unprepare(&panel->base);
343 kfree(panel->edid);
349 struct atana33xc20_panel *panel = dev_get_drvdata(dev);
351 drm_panel_disable(&panel->base);
352 drm_panel_unprepare(&panel->base);