1 // SPDX-License-Identifier: GPL-2.0-only
21 	struct omap_dss_device *in;  member
36 	struct omap_dss_device *in = ddata->in;  in tpd_connect()  local
39 	r = in->ops.hdmi->connect(in, dssdev);  in tpd_connect()
43 	dst->src = dssdev;  in tpd_connect()
44 	dssdev->dst = dst;  in tpd_connect()
46 	if (ddata->ct_cp_hpd_gpio) {  in tpd_connect()
47 		gpiod_set_value_cansleep(ddata->ct_cp_hpd_gpio, 1);  in tpd_connect()
48 		/* DC-DC converter needs at max 300us to get to 90% of 5V */  in tpd_connect()
59 	struct omap_dss_device *in = ddata->in;  in tpd_disconnect()  local
61 	WARN_ON(dst != dssdev->dst);  in tpd_disconnect()
63 	if (dst != dssdev->dst)  in tpd_disconnect()
66 	gpiod_set_value_cansleep(ddata->ct_cp_hpd_gpio, 0);  in tpd_disconnect()
68 	dst->src = NULL;  in tpd_disconnect()
69 	dssdev->dst = NULL;  in tpd_disconnect()
71 	in->ops.hdmi->disconnect(in, &ddata->dssdev);  in tpd_disconnect()
77 	struct omap_dss_device *in = ddata->in;  in tpd_enable()  local
80 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)  in tpd_enable()
83 	in->ops.hdmi->set_timings(in, &ddata->timings);  in tpd_enable()
85 	r = in->ops.hdmi->enable(in);  in tpd_enable()
89 	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;  in tpd_enable()
97 	struct omap_dss_device *in = ddata->in;  in tpd_disable()  local
99 	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)  in tpd_disable()
102 	in->ops.hdmi->disable(in);  in tpd_disable()
104 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;  in tpd_disable()
111 	struct omap_dss_device *in = ddata->in;  in tpd_set_timings()  local
113 	ddata->timings = *timings;  in tpd_set_timings()
114 	dssdev->panel.timings = *timings;  in tpd_set_timings()
116 	in->ops.hdmi->set_timings(in, timings);  in tpd_set_timings()
124 	*timings = ddata->timings;  in tpd_get_timings()
131 	struct omap_dss_device *in = ddata->in;  in tpd_check_timings()  local
134 	r = in->ops.hdmi->check_timings(in, timings);  in tpd_check_timings()
143 	struct omap_dss_device *in = ddata->in;  in tpd_read_edid()  local
146 	if (!gpiod_get_value_cansleep(ddata->hpd_gpio))  in tpd_read_edid()
147 		return -ENODEV;  in tpd_read_edid()
149 	gpiod_set_value_cansleep(ddata->ls_oe_gpio, 1);  in tpd_read_edid()
151 	r = in->ops.hdmi->read_edid(in, edid, len);  in tpd_read_edid()
153 	gpiod_set_value_cansleep(ddata->ls_oe_gpio, 0);  in tpd_read_edid()
162 	return gpiod_get_value_cansleep(ddata->hpd_gpio);  in tpd_detect()
169 	struct omap_dss_device *in = ddata->in;  in tpd_set_infoframe()  local
171 	return in->ops.hdmi->set_infoframe(in, avi);  in tpd_set_infoframe()
178 	struct omap_dss_device *in = ddata->in;  in tpd_set_hdmi_mode()  local
180 	return in->ops.hdmi->set_hdmi_mode(in, hdmi_mode);  in tpd_set_hdmi_mode()
203 	struct device_node *node = pdev->dev.of_node;  in tpd_probe_of()
204 	struct omap_dss_device *in;  in tpd_probe_of()  local
206 	in = omapdss_of_find_source_for_first_ep(node);  in tpd_probe_of()
207 	if (IS_ERR(in)) {  in tpd_probe_of()
208 		dev_err(&pdev->dev, "failed to find video source\n");  in tpd_probe_of()
209 		return PTR_ERR(in);  in tpd_probe_of()
212 	ddata->in = in;  in tpd_probe_of()
224 	ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);  in tpd_probe()
226 		return -ENOMEM;  in tpd_probe()
230 	if (pdev->dev.of_node) {  in tpd_probe()
235 		return -ENODEV;  in tpd_probe()
238 	gpio = devm_gpiod_get_index_optional(&pdev->dev, NULL, 0,  in tpd_probe()
245 	ddata->ct_cp_hpd_gpio = gpio;  in tpd_probe()
247 	gpio = devm_gpiod_get_index_optional(&pdev->dev, NULL, 1,  in tpd_probe()
254 	ddata->ls_oe_gpio = gpio;  in tpd_probe()
256 	gpio = devm_gpiod_get_index(&pdev->dev, NULL, 2,  in tpd_probe()
263 	ddata->hpd_gpio = gpio;  in tpd_probe()
265 	dssdev = &ddata->dssdev;  in tpd_probe()
266 	dssdev->ops.hdmi = &tpd_hdmi_ops;  in tpd_probe()
267 	dssdev->dev = &pdev->dev;  in tpd_probe()
268 	dssdev->type = OMAP_DISPLAY_TYPE_HDMI;  in tpd_probe()
269 	dssdev->output_type = OMAP_DISPLAY_TYPE_HDMI;  in tpd_probe()
270 	dssdev->owner = THIS_MODULE;  in tpd_probe()
271 	dssdev->port_num = 1;  in tpd_probe()
275 		dev_err(&pdev->dev, "Failed to register output\n");  in tpd_probe()
282 	omap_dss_put_device(ddata->in);  in tpd_probe()
289 	struct omap_dss_device *dssdev = &ddata->dssdev;  in tpd_remove()
290 	struct omap_dss_device *in = ddata->in;  in tpd_remove()  local
292 	omapdss_unregister_output(&ddata->dssdev);  in tpd_remove()
300 		tpd_disconnect(dssdev, dssdev->dst);  in tpd_remove()
302 	omap_dss_put_device(in);  in tpd_remove()