1 // SPDX-License-Identifier: GPL-2.0-only
4  * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com/
21 #include <linux/clk.h>
26 #include <sound/omap-hdmi-audio.h>
41 	r = pm_runtime_resume_and_get(&hdmi.pdev->dev);  in hdmi_runtime_get()
54 	r = pm_runtime_put_sync(&hdmi.pdev->dev);  in hdmi_runtime_put()
55 	WARN_ON(r < 0 && r != -ENOSYS);  in hdmi_runtime_put()
96 	reg = devm_regulator_get(&hdmi.pdev->dev, "vdda");  in hdmi_init_regulator()
99 		if (PTR_ERR(reg) != -EPROBE_DEFER)  in hdmi_init_regulator()
146 	struct omap_overlay_manager *mgr = hdmi.output.manager;  in hdmi_power_on_full()  local
160 	DSSDBG("hdmi_power_on x_res= %d y_res = %d\n", p->x_res, p->y_res);  in hdmi_power_on_full()
162 	hdmi_pll_compute(&hdmi.pll, p->pixelclock, &hdmi_cinfo);  in hdmi_power_on_full()
193 	dss_mgr_set_timings(mgr, p);  in hdmi_power_on_full()
199 	r = dss_mgr_enable(mgr);  in hdmi_power_on_full()
218 	return -EIO;  in hdmi_power_on_full()
223 	struct omap_overlay_manager *mgr = hdmi.output.manager;  in hdmi_power_off_full()  local
227 	dss_mgr_disable(mgr);  in hdmi_power_off_full()
243 	if (!dispc_mgr_timings_ok(out->dispc_channel, timings))  in hdmi_display_check_timing()
244 		return -EINVAL;  in hdmi_display_check_timing()
256 	dispc_set_tv_pclk(timings->pixelclock);  in hdmi_display_set_timing()
304 	hdmi_wp_audio_enable(&hd->wp, true);  in hdmi_start_audio_stream()
305 	hdmi4_audio_start(&hd->core, &hd->wp);  in hdmi_start_audio_stream()
310 	hdmi4_audio_stop(&hd->core, &hd->wp);  in hdmi_stop_audio_stream()
311 	hdmi_wp_audio_enable(&hd->wp, false);  in hdmi_stop_audio_stream()
324 	if (out->manager == NULL) {  in hdmi_display_enable()
326 		r = -ENODEV;  in hdmi_display_enable()
341 			hdmi.audio_abort_cb(&hdmi.pdev->dev);  in hdmi_display_enable()
414 	struct omap_overlay_manager *mgr;  in hdmi_connect()  local
421 	mgr = omap_dss_get_overlay_manager(dssdev->dispc_channel);  in hdmi_connect()
422 	if (!mgr)  in hdmi_connect()
423 		return -ENODEV;  in hdmi_connect()
425 	r = dss_mgr_connect(mgr, dssdev);  in hdmi_connect()
432 				dst->name);  in hdmi_connect()
433 		dss_mgr_disconnect(mgr, dssdev);  in hdmi_connect()
443 	WARN_ON(dst != dssdev->dst);  in hdmi_disconnect()
445 	if (dst != dssdev->dst)  in hdmi_disconnect()
450 	if (dssdev->manager)  in hdmi_disconnect()
451 		dss_mgr_disconnect(dssdev->manager, dssdev);  in hdmi_disconnect()
508 	out->dev = &pdev->dev;  in hdmi_init_output()
509 	out->id = OMAP_DSS_OUTPUT_HDMI;  in hdmi_init_output()
510 	out->output_type = OMAP_DISPLAY_TYPE_HDMI;  in hdmi_init_output()
511 	out->name = "hdmi.0";  in hdmi_init_output()
512 	out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT;  in hdmi_init_output()
513 	out->ops.hdmi = &hdmi_ops;  in hdmi_init_output()
514 	out->owner = THIS_MODULE;  in hdmi_init_output()
528 	struct device_node *node = pdev->dev.of_node;  in hdmi_probe_of()
555 	mutex_lock(&hd->lock);  in hdmi_audio_startup()
557 	if (!hdmi_mode_has_audio(&hd->cfg) || !hd->display_enabled) {  in hdmi_audio_startup()
558 		ret = -EPERM;  in hdmi_audio_startup()
562 	hd->audio_abort_cb = abort_cb;  in hdmi_audio_startup()
565 	mutex_unlock(&hd->lock);  in hdmi_audio_startup()
574 	mutex_lock(&hd->lock);  in hdmi_audio_shutdown()
575 	hd->audio_abort_cb = NULL;  in hdmi_audio_shutdown()
576 	hd->audio_configured = false;  in hdmi_audio_shutdown()
577 	hd->audio_playing = false;  in hdmi_audio_shutdown()
578 	mutex_unlock(&hd->lock);  in hdmi_audio_shutdown()
588 	WARN_ON(!hdmi_mode_has_audio(&hd->cfg));  in hdmi_audio_start()
590 	spin_lock_irqsave(&hd->audio_playing_lock, flags);  in hdmi_audio_start()
592 	if (hd->display_enabled)  in hdmi_audio_start()
594 	hd->audio_playing = true;  in hdmi_audio_start()
596 	spin_unlock_irqrestore(&hd->audio_playing_lock, flags);  in hdmi_audio_start()
605 	WARN_ON(!hdmi_mode_has_audio(&hd->cfg));  in hdmi_audio_stop()
607 	spin_lock_irqsave(&hd->audio_playing_lock, flags);  in hdmi_audio_stop()
609 	if (hd->display_enabled)  in hdmi_audio_stop()
611 	hd->audio_playing = false;  in hdmi_audio_stop()
613 	spin_unlock_irqrestore(&hd->audio_playing_lock, flags);  in hdmi_audio_stop()
622 	mutex_lock(&hd->lock);  in hdmi_audio_config()
624 	if (!hdmi_mode_has_audio(&hd->cfg) || !hd->display_enabled) {  in hdmi_audio_config()
625 		ret = -EPERM;  in hdmi_audio_config()
629 	ret = hdmi4_audio_config(&hd->core, &hd->wp, dss_audio,  in hdmi_audio_config()
630 				 hd->cfg.timings.pixelclock);  in hdmi_audio_config()
632 		hd->audio_configured = true;  in hdmi_audio_config()
633 		hd->audio_config = *dss_audio;  in hdmi_audio_config()
636 	mutex_unlock(&hd->lock);  in hdmi_audio_config()
659 		dev, "omap-hdmi-audio", PLATFORM_DEVID_AUTO,  in hdmi_audio_register()
678 	if (pdev->dev.of_node) {  in hdmi4_bind()
703 		r = -ENODEV;  in hdmi4_bind()
707 	r = devm_request_threaded_irq(&pdev->dev, irq,  in hdmi4_bind()
715 	pm_runtime_enable(&pdev->dev);  in hdmi4_bind()
719 	r = hdmi_audio_register(&pdev->dev);  in hdmi4_bind()
723 		pm_runtime_disable(&pdev->dev);  in hdmi4_bind()
746 	pm_runtime_disable(&pdev->dev);  in hdmi4_unbind()
756 	return component_add(&pdev->dev, &hdmi4_component_ops);  in hdmi4_probe()
761 	component_del(&pdev->dev, &hdmi4_component_ops);  in hdmi4_remove()
788 	{ .compatible = "ti,omap4-hdmi", },