20 	struct tegra_output *output = connector_to_output(connector);  in tegra_output_connector_get_modes()  local
28 	if (output->panel) {  in tegra_output_connector_get_modes()
29 		err = output->panel->funcs->get_modes(output->panel);  in tegra_output_connector_get_modes()
34 	if (output->edid)  in tegra_output_connector_get_modes()
35 		edid = kmemdup(output->edid, sizeof(*edid), GFP_KERNEL);  in tegra_output_connector_get_modes()
36 	else if (output->ddc)  in tegra_output_connector_get_modes()
37 		edid = drm_get_edid(connector, output->ddc);  in tegra_output_connector_get_modes()
39 	cec_notifier_set_phys_addr_from_edid(output->notifier, edid);  in tegra_output_connector_get_modes()
53 	struct tegra_output *output = connector_to_output(connector);  in tegra_output_connector_detect()  local
56 	if (gpio_is_valid(output->hpd_gpio)) {  in tegra_output_connector_detect()
57 		if (output->hpd_gpio_flags & OF_GPIO_ACTIVE_LOW) {  in tegra_output_connector_detect()
58 			if (gpio_get_value(output->hpd_gpio) != 0)  in tegra_output_connector_detect()
63 			if (gpio_get_value(output->hpd_gpio) == 0)  in tegra_output_connector_detect()
69 		if (!output->panel)  in tegra_output_connector_detect()
76 		cec_notifier_phys_addr_invalidate(output->notifier);  in tegra_output_connector_detect()
94 	struct tegra_output *output = data;  in hpd_irq()  local
96 	if (output->connector.dev)  in hpd_irq()
97 		drm_helper_hpd_irq_event(output->connector.dev);  in hpd_irq()
102 int tegra_output_probe(struct tegra_output *output)  in tegra_output_probe()  argument
107 	if (!output->of_node)  in tegra_output_probe()
108 		output->of_node = output->dev->of_node;  in tegra_output_probe()
110 	panel = of_parse_phandle(output->of_node, "nvidia,panel", 0);  in tegra_output_probe()
112 		output->panel = of_drm_find_panel(panel);  in tegra_output_probe()
113 		if (IS_ERR(output->panel))  in tegra_output_probe()
114 			return PTR_ERR(output->panel);  in tegra_output_probe()
119 	output->edid = of_get_property(output->of_node, "nvidia,edid", &size);  in tegra_output_probe()
121 	ddc = of_parse_phandle(output->of_node, "nvidia,ddc-i2c-bus", 0);  in tegra_output_probe()
123 		output->ddc = of_find_i2c_adapter_by_node(ddc);  in tegra_output_probe()
124 		if (!output->ddc) {  in tegra_output_probe()
133 	output->hpd_gpio = of_get_named_gpio_flags(output->of_node,  in tegra_output_probe()
135 						   &output->hpd_gpio_flags);  in tegra_output_probe()
136 	if (gpio_is_valid(output->hpd_gpio)) {  in tegra_output_probe()
139 		err = gpio_request_one(output->hpd_gpio, GPIOF_DIR_IN,  in tegra_output_probe()
142 			dev_err(output->dev, "gpio_request_one(): %d\n", err);  in tegra_output_probe()
146 		err = gpio_to_irq(output->hpd_gpio);  in tegra_output_probe()
148 			dev_err(output->dev, "gpio_to_irq(): %d\n", err);  in tegra_output_probe()
149 			gpio_free(output->hpd_gpio);  in tegra_output_probe()
153 		output->hpd_irq = err;  in tegra_output_probe()
158 		err = request_threaded_irq(output->hpd_irq, NULL, hpd_irq,  in tegra_output_probe()
159 					   flags, "hpd", output);  in tegra_output_probe()
161 			dev_err(output->dev, "failed to request IRQ#%u: %d\n",  in tegra_output_probe()
162 				output->hpd_irq, err);  in tegra_output_probe()
163 			gpio_free(output->hpd_gpio);  in tegra_output_probe()
167 		output->connector.polled = DRM_CONNECTOR_POLL_HPD;  in tegra_output_probe()
174 		disable_irq(output->hpd_irq);  in tegra_output_probe()
180 void tegra_output_remove(struct tegra_output *output)  in tegra_output_remove()  argument
182 	if (gpio_is_valid(output->hpd_gpio)) {  in tegra_output_remove()
183 		free_irq(output->hpd_irq, output);  in tegra_output_remove()
184 		gpio_free(output->hpd_gpio);  in tegra_output_remove()
187 	if (output->ddc)  in tegra_output_remove()
188 		put_device(&output->ddc->dev);  in tegra_output_remove()
191 int tegra_output_init(struct drm_device *drm, struct tegra_output *output)  in tegra_output_init()  argument
195 	if (output->panel) {  in tegra_output_init()
196 		err = drm_panel_attach(output->panel, &output->connector);  in tegra_output_init()
205 	if (gpio_is_valid(output->hpd_gpio))  in tegra_output_init()
206 		enable_irq(output->hpd_irq);  in tegra_output_init()
211 void tegra_output_exit(struct tegra_output *output)  in tegra_output_exit()  argument
217 	if (gpio_is_valid(output->hpd_gpio))  in tegra_output_exit()
218 		disable_irq(output->hpd_irq);  in tegra_output_exit()
220 	if (output->panel)  in tegra_output_exit()
221 		drm_panel_detach(output->panel);  in tegra_output_exit()
224 void tegra_output_find_possible_crtcs(struct tegra_output *output,  in tegra_output_find_possible_crtcs()  argument
227 	struct device *dev = output->dev;  in tegra_output_find_possible_crtcs()
239 		dev_warn(dev, "missing output definition for heads in DT\n");  in tegra_output_find_possible_crtcs()
243 	output->encoder.possible_crtcs = mask;  in tegra_output_find_possible_crtcs()