Lines Matching defs:output
22 struct tegra_output *output = connector_to_output(connector);
30 if (output->panel) {
31 err = drm_panel_get_modes(output->panel, connector);
36 if (output->edid)
37 edid = kmemdup(output->edid, sizeof(*edid), GFP_KERNEL);
38 else if (output->ddc)
39 edid = drm_get_edid(connector, output->ddc);
41 cec_notifier_set_phys_addr_from_edid(output->cec, edid);
55 struct tegra_output *output = connector_to_output(connector);
58 if (output->hpd_gpio) {
59 if (gpiod_get_value(output->hpd_gpio) == 0)
64 if (!output->panel)
71 cec_notifier_phys_addr_invalidate(output->cec);
78 struct tegra_output *output = connector_to_output(connector);
80 if (output->cec)
81 cec_notifier_conn_unregister(output->cec);
89 struct tegra_output *output = data;
91 if (output->connector.dev)
92 drm_helper_hpd_irq_event(output->connector.dev);
97 int tegra_output_probe(struct tegra_output *output)
103 if (!output->of_node)
104 output->of_node = output->dev->of_node;
106 err = drm_of_find_panel_or_bridge(output->of_node, -1, -1,
107 &output->panel, &output->bridge);
111 panel = of_parse_phandle(output->of_node, "nvidia,panel", 0);
117 WARN_ON(output->panel || output->bridge);
119 output->panel = of_drm_find_panel(panel);
122 if (IS_ERR(output->panel))
123 return PTR_ERR(output->panel);
126 output->edid = of_get_property(output->of_node, "nvidia,edid", &size);
128 ddc = of_parse_phandle(output->of_node, "nvidia,ddc-i2c-bus", 0);
130 output->ddc = of_get_i2c_adapter_by_node(ddc);
133 if (!output->ddc) {
139 output->hpd_gpio = devm_fwnode_gpiod_get(output->dev,
140 of_fwnode_handle(output->of_node),
144 if (IS_ERR(output->hpd_gpio)) {
145 if (PTR_ERR(output->hpd_gpio) != -ENOENT) {
146 err = PTR_ERR(output->hpd_gpio);
150 output->hpd_gpio = NULL;
153 if (output->hpd_gpio) {
154 err = gpiod_to_irq(output->hpd_gpio);
156 dev_err(output->dev, "gpiod_to_irq(): %d\n", err);
160 output->hpd_irq = err;
165 err = request_threaded_irq(output->hpd_irq, NULL, hpd_irq,
166 flags, "hpd", output);
168 dev_err(output->dev, "failed to request IRQ#%u: %d\n",
169 output->hpd_irq, err);
173 output->connector.polled = DRM_CONNECTOR_POLL_HPD;
180 disable_irq(output->hpd_irq);
186 if (output->ddc)
187 i2c_put_adapter(output->ddc);
192 void tegra_output_remove(struct tegra_output *output)
194 if (output->hpd_gpio)
195 free_irq(output->hpd_irq, output);
197 if (output->ddc)
198 i2c_put_adapter(output->ddc);
201 int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
209 if (output->hpd_gpio)
210 enable_irq(output->hpd_irq);
212 connector_type = output->connector.connector_type;
220 cec_fill_conn_info_from_drm(&conn_info, &output->connector);
221 output->cec = cec_notifier_conn_register(output->dev, NULL,
223 if (!output->cec)
230 void tegra_output_exit(struct tegra_output *output)
236 if (output->hpd_gpio)
237 disable_irq(output->hpd_irq);
240 void tegra_output_find_possible_crtcs(struct tegra_output *output,
243 struct device *dev = output->dev;
255 dev_warn(dev, "missing output definition for heads in DT\n");
259 output->encoder.possible_crtcs = mask;
262 int tegra_output_suspend(struct tegra_output *output)
264 if (output->hpd_irq)
265 disable_irq(output->hpd_irq);
270 int tegra_output_resume(struct tegra_output *output)
272 if (output->hpd_irq)
273 enable_irq(output->hpd_irq);