18 	struct tegra_output *output = connector_to_output(connector);  in tegra_output_connector_get_modes()  local
26 	if (output->panel) {  in tegra_output_connector_get_modes()
27 		err = output->panel->funcs->get_modes(output->panel);  in tegra_output_connector_get_modes()
32 	if (output->edid)  in tegra_output_connector_get_modes()
33 		edid = kmemdup(output->edid, sizeof(*edid), GFP_KERNEL);  in tegra_output_connector_get_modes()
34 	else if (output->ddc)  in tegra_output_connector_get_modes()
35 		edid = drm_get_edid(connector, output->ddc);  in tegra_output_connector_get_modes()
50 	struct tegra_output *output = connector_to_output(connector);  in tegra_output_connector_best_encoder()  local
52 	return &output->encoder;  in tegra_output_connector_best_encoder()
58 	struct tegra_output *output = connector_to_output(connector);  in tegra_output_connector_detect()  local
61 	if (gpio_is_valid(output->hpd_gpio)) {  in tegra_output_connector_detect()
62 		if (gpio_get_value(output->hpd_gpio) == 0)  in tegra_output_connector_detect()
67 		if (!output->panel)  in tegra_output_connector_detect()
89 	struct tegra_output *output = data;  in hpd_irq()  local
91 	if (output->connector.dev)  in hpd_irq()
92 		drm_helper_hpd_irq_event(output->connector.dev);  in hpd_irq()
97 int tegra_output_probe(struct tegra_output *output)  in tegra_output_probe()  argument
103 	if (!output->of_node)  in tegra_output_probe()
104 		output->of_node = output->dev->of_node;  in tegra_output_probe()
106 	panel = of_parse_phandle(output->of_node, "nvidia,panel", 0);  in tegra_output_probe()
108 		output->panel = of_drm_find_panel(panel);  in tegra_output_probe()
109 		if (!output->panel)  in tegra_output_probe()
115 	output->edid = of_get_property(output->of_node, "nvidia,edid", &size);  in tegra_output_probe()
117 	ddc = of_parse_phandle(output->of_node, "nvidia,ddc-i2c-bus", 0);  in tegra_output_probe()
119 		output->ddc = of_find_i2c_adapter_by_node(ddc);  in tegra_output_probe()
120 		if (!output->ddc) {  in tegra_output_probe()
129 	output->hpd_gpio = of_get_named_gpio_flags(output->of_node,  in tegra_output_probe()
132 	if (gpio_is_valid(output->hpd_gpio)) {  in tegra_output_probe()
135 		err = gpio_request_one(output->hpd_gpio, GPIOF_DIR_IN,  in tegra_output_probe()
138 			dev_err(output->dev, "gpio_request_one(): %d\n", err);  in tegra_output_probe()
142 		err = gpio_to_irq(output->hpd_gpio);  in tegra_output_probe()
144 			dev_err(output->dev, "gpio_to_irq(): %d\n", err);  in tegra_output_probe()
145 			gpio_free(output->hpd_gpio);  in tegra_output_probe()
149 		output->hpd_irq = err;  in tegra_output_probe()
154 		err = request_threaded_irq(output->hpd_irq, NULL, hpd_irq,  in tegra_output_probe()
155 					   flags, "hpd", output);  in tegra_output_probe()
157 			dev_err(output->dev, "failed to request IRQ#%u: %d\n",  in tegra_output_probe()
158 				output->hpd_irq, err);  in tegra_output_probe()
159 			gpio_free(output->hpd_gpio);  in tegra_output_probe()
163 		output->connector.polled = DRM_CONNECTOR_POLL_HPD;  in tegra_output_probe()
170 		disable_irq(output->hpd_irq);  in tegra_output_probe()
176 void tegra_output_remove(struct tegra_output *output)  in tegra_output_remove()  argument
178 	if (gpio_is_valid(output->hpd_gpio)) {  in tegra_output_remove()
179 		free_irq(output->hpd_irq, output);  in tegra_output_remove()
180 		gpio_free(output->hpd_gpio);  in tegra_output_remove()
183 	if (output->ddc)  in tegra_output_remove()
184 		put_device(&output->ddc->dev);  in tegra_output_remove()
187 int tegra_output_init(struct drm_device *drm, struct tegra_output *output)  in tegra_output_init()  argument
191 	if (output->panel) {  in tegra_output_init()
192 		err = drm_panel_attach(output->panel, &output->connector);  in tegra_output_init()
201 	if (gpio_is_valid(output->hpd_gpio))  in tegra_output_init()
202 		enable_irq(output->hpd_irq);  in tegra_output_init()
207 void tegra_output_exit(struct tegra_output *output)  in tegra_output_exit()  argument
213 	if (gpio_is_valid(output->hpd_gpio))  in tegra_output_exit()
214 		disable_irq(output->hpd_irq);  in tegra_output_exit()
216 	if (output->panel)  in tegra_output_exit()
217 		drm_panel_detach(output->panel);  in tegra_output_exit()