1 // SPDX-License-Identifier: GPL-2.0-only
4  * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com/
26 #include <sound/omap-hdmi-audio.h>
41 	r = pm_runtime_get_sync(&hdmi.pdev->dev);  in hdmi_runtime_get()
43 		pm_runtime_put_sync(&hdmi.pdev->dev);  in hdmi_runtime_get()
56 	r = pm_runtime_put_sync(&hdmi.pdev->dev);  in hdmi_runtime_put()
57 	WARN_ON(r < 0 && r != -ENOSYS);  in hdmi_runtime_put()
62 	struct hdmi_wp_data *wp = data;  in hdmi_irq_handler()  local
65 	irqstatus = hdmi_wp_get_irqstatus(wp);  in hdmi_irq_handler()
66 	hdmi_wp_set_irqstatus(wp, irqstatus);  in hdmi_irq_handler()
76 		hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_OFF);  in hdmi_irq_handler()
78 		hdmi_wp_set_irqstatus(wp, HDMI_IRQ_LINK_CONNECT |  in hdmi_irq_handler()
81 		hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_LDOON);  in hdmi_irq_handler()
83 		hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_TXON);  in hdmi_irq_handler()
85 		hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_LDOON);  in hdmi_irq_handler()
98 	reg = devm_regulator_get(&hdmi.pdev->dev, "vdda");  in hdmi_init_regulator()
101 		if (PTR_ERR(reg) != -EPROBE_DEFER)  in hdmi_init_regulator()
149 	struct hdmi_wp_data *wp = &hdmi.wp;  in hdmi_power_on_full()  local
156 	/* disable and clear irqs */  in hdmi_power_on_full()
157 	hdmi_wp_clear_irqenable(wp, 0xffffffff);  in hdmi_power_on_full()
158 	hdmi_wp_set_irqstatus(wp, 0xffffffff);  in hdmi_power_on_full()
162 	DSSDBG("hdmi_power_on x_res= %d y_res = %d\n", p->x_res, p->y_res);  in hdmi_power_on_full()
164 	hdmi_pll_compute(&hdmi.pll, p->pixelclock, &hdmi_cinfo);  in hdmi_power_on_full()
185 	r = hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_LDOON);  in hdmi_power_on_full()
189 	hdmi4_configure(&hdmi.core, &hdmi.wp, &hdmi.cfg);  in hdmi_power_on_full()
197 	r = hdmi_wp_video_start(&hdmi.wp);  in hdmi_power_on_full()
205 	hdmi_wp_set_irqenable(wp,  in hdmi_power_on_full()
211 	hdmi_wp_video_stop(&hdmi.wp);  in hdmi_power_on_full()
213 	hdmi_wp_set_phy_pwr(&hdmi.wp, HDMI_PHYPWRCMD_OFF);  in hdmi_power_on_full()
220 	return -EIO;  in hdmi_power_on_full()
227 	hdmi_wp_clear_irqenable(&hdmi.wp, 0xffffffff);  in hdmi_power_off_full()
231 	hdmi_wp_video_stop(&hdmi.wp);  in hdmi_power_off_full()
233 	hdmi_wp_set_phy_pwr(&hdmi.wp, HDMI_PHYPWRCMD_OFF);  in hdmi_power_off_full()
245 	if (!dispc_mgr_timings_ok(out->dispc_channel, timings))  in hdmi_display_check_timing()
246 		return -EINVAL;  in hdmi_display_check_timing()
258 	dispc_set_tv_pclk(timings->pixelclock);  in hdmi_display_set_timing()
278 	hdmi_wp_dump(&hdmi.wp, s);  in hdmi_dump_regs()
306 	hdmi_wp_audio_enable(&hd->wp, true);  in hdmi_start_audio_stream()
307 	hdmi4_audio_start(&hd->core, &hd->wp);  in hdmi_start_audio_stream()
312 	hdmi4_audio_stop(&hd->core, &hd->wp);  in hdmi_stop_audio_stream()
313 	hdmi_wp_audio_enable(&hd->wp, false);  in hdmi_stop_audio_stream()
326 	if (out->manager == NULL) {  in hdmi_display_enable()
328 		r = -ENODEV;  in hdmi_display_enable()
339 		r = hdmi4_audio_config(&hdmi.core, &hdmi.wp, &hdmi.audio_config,  in hdmi_display_enable()
343 			hdmi.audio_abort_cb(&hdmi.pdev->dev);  in hdmi_display_enable()
423 	mgr = omap_dss_get_overlay_manager(dssdev->dispc_channel);  in hdmi_connect()
425 		return -ENODEV;  in hdmi_connect()
434 				dst->name);  in hdmi_connect()
445 	WARN_ON(dst != dssdev->dst);  in hdmi_disconnect()
447 	if (dst != dssdev->dst)  in hdmi_disconnect()
452 	if (dssdev->manager)  in hdmi_disconnect()
453 		dss_mgr_disconnect(dssdev->manager, dssdev);  in hdmi_disconnect()
495 	.disable		= hdmi_display_disable,
510 	out->dev = &pdev->dev;  in hdmi_init_output()
511 	out->id = OMAP_DSS_OUTPUT_HDMI;  in hdmi_init_output()
512 	out->output_type = OMAP_DISPLAY_TYPE_HDMI;  in hdmi_init_output()
513 	out->name = "hdmi.0";  in hdmi_init_output()
514 	out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT;  in hdmi_init_output()
515 	out->ops.hdmi = &hdmi_ops;  in hdmi_init_output()
516 	out->owner = THIS_MODULE;  in hdmi_init_output()
530 	struct device_node *node = pdev->dev.of_node;  in hdmi_probe_of()
557 	mutex_lock(&hd->lock);  in hdmi_audio_startup()
559 	if (!hdmi_mode_has_audio(&hd->cfg) || !hd->display_enabled) {  in hdmi_audio_startup()
560 		ret = -EPERM;  in hdmi_audio_startup()
564 	hd->audio_abort_cb = abort_cb;  in hdmi_audio_startup()
567 	mutex_unlock(&hd->lock);  in hdmi_audio_startup()
576 	mutex_lock(&hd->lock);  in hdmi_audio_shutdown()
577 	hd->audio_abort_cb = NULL;  in hdmi_audio_shutdown()
578 	hd->audio_configured = false;  in hdmi_audio_shutdown()
579 	hd->audio_playing = false;  in hdmi_audio_shutdown()
580 	mutex_unlock(&hd->lock);  in hdmi_audio_shutdown()
590 	WARN_ON(!hdmi_mode_has_audio(&hd->cfg));  in hdmi_audio_start()
592 	spin_lock_irqsave(&hd->audio_playing_lock, flags);  in hdmi_audio_start()
594 	if (hd->display_enabled)  in hdmi_audio_start()
596 	hd->audio_playing = true;  in hdmi_audio_start()
598 	spin_unlock_irqrestore(&hd->audio_playing_lock, flags);  in hdmi_audio_start()
607 	WARN_ON(!hdmi_mode_has_audio(&hd->cfg));  in hdmi_audio_stop()
609 	spin_lock_irqsave(&hd->audio_playing_lock, flags);  in hdmi_audio_stop()
611 	if (hd->display_enabled)  in hdmi_audio_stop()
613 	hd->audio_playing = false;  in hdmi_audio_stop()
615 	spin_unlock_irqrestore(&hd->audio_playing_lock, flags);  in hdmi_audio_stop()
624 	mutex_lock(&hd->lock);  in hdmi_audio_config()
626 	if (!hdmi_mode_has_audio(&hd->cfg) || !hd->display_enabled) {  in hdmi_audio_config()
627 		ret = -EPERM;  in hdmi_audio_config()
631 	ret = hdmi4_audio_config(&hd->core, &hd->wp, dss_audio,  in hdmi_audio_config()
632 				 hd->cfg.timings.pixelclock);  in hdmi_audio_config()
634 		hd->audio_configured = true;  in hdmi_audio_config()
635 		hd->audio_config = *dss_audio;  in hdmi_audio_config()
638 	mutex_unlock(&hd->lock);  in hdmi_audio_config()
656 		.audio_dma_addr = hdmi_wp_get_audio_dma_addr(&hdmi.wp),  in hdmi_audio_register()
661 		dev, "omap-hdmi-audio", PLATFORM_DEVID_AUTO,  in hdmi_audio_register()
675 	dev_set_drvdata(&pdev->dev, &hdmi);  in hdmi4_bind()
680 	if (pdev->dev.of_node) {  in hdmi4_bind()
686 	r = hdmi_wp_init(pdev, &hdmi.wp);  in hdmi4_bind()
690 	r = hdmi_pll_init(pdev, &hdmi.pll, &hdmi.wp);  in hdmi4_bind()
705 		r = -ENODEV;  in hdmi4_bind()
709 	r = devm_request_threaded_irq(&pdev->dev, irq,  in hdmi4_bind()
711 			IRQF_ONESHOT, "OMAP HDMI", &hdmi.wp);  in hdmi4_bind()
717 	pm_runtime_enable(&pdev->dev);  in hdmi4_bind()
721 	r = hdmi_audio_register(&pdev->dev);  in hdmi4_bind()
725 		pm_runtime_disable(&pdev->dev);  in hdmi4_bind()
748 	pm_runtime_disable(&pdev->dev);  in hdmi4_unbind()
758 	return component_add(&pdev->dev, &hdmi4_component_ops);  in hdmi4_probe()
763 	component_del(&pdev->dev, &hdmi4_component_ops);  in hdmi4_remove()
791 	{ .compatible = "ti,omap4-hdmi", },