1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
3 // This file is provided under a dual BSD/GPLv2 license.  When using or
35 	switch (codec->probe_id) {  in request_codec_module()
38 		mod = "snd-hda-codec-generic";  in request_codec_module()
42 		snd_hdac_codec_modalias(&codec->core, alias, sizeof(alias));  in request_codec_module()
48 		dev_dbg(&codec->core.dev, "loading codec module: %s\n", mod);  in request_codec_module()
60 		codec->probe_id = HDA_CODEC_ID_GENERIC;  in hda_codec_load_module()
77 			if (codec->jacktbl.used)  in hda_codec_jack_wake_enable()
78 				mask |= BIT(codec->core.addr);  in hda_codec_jack_wake_enable()
92 		 * Wake up all jack-detecting codecs regardless whether an event  in hda_codec_jack_check()
95 		if (codec->jacktbl.used)  in hda_codec_jack_check()
96 			pm_request_resume(&codec->core.dev);  in hda_codec_jack_check()
107 	((bus)->modelname && !strcmp((bus)->modelname, "generic"))
117 	codec = snd_hda_codec_device_init(to_hda_bus(bus), addr, "ehdaudio%dD%d", bus->idx, addr);  in hda_codec_device_init()
119 		dev_err(bus->dev, "device init failed for hdac device\n");  in hda_codec_device_init()
123 	codec->core.type = type;  in hda_codec_device_init()
125 	ret = snd_hdac_device_register(&codec->core);  in hda_codec_device_init()
127 		dev_err(bus->dev, "failed to register hdac device\n");  in hda_codec_device_init()
128 		put_device(&codec->core.dev);  in hda_codec_device_init()
147 	u32 resp = -1;  in hda_codec_probe()
151 		mutex_lock(&hbus->core.cmd_mutex);  in hda_codec_probe()
152 		snd_hdac_bus_send_cmd(&hbus->core, hda_cmd);  in hda_codec_probe()
153 		snd_hdac_bus_get_response(&hbus->core, address, &resp);  in hda_codec_probe()
154 		mutex_unlock(&hbus->core.cmd_mutex);  in hda_codec_probe()
155 	} while (resp == -1 && retry++ < CODEC_PROBE_RETRIES);  in hda_codec_probe()
157 	if (resp == -1)  in hda_codec_probe()
158 		return -EIO;  in hda_codec_probe()
159 	dev_dbg(sdev->dev, "HDA codec #%d probed OK: response: %x\n",  in hda_codec_probe()
163 	hda_priv = devm_kzalloc(sdev->dev, sizeof(*hda_priv), GFP_KERNEL);  in hda_codec_probe()
165 		return -ENOMEM;  in hda_codec_probe()
167 	/* only probe ASoC codec drivers for HDAC-HDMI */  in hda_codec_probe()
171 	codec = hda_codec_device_init(&hbus->core, address, type);  in hda_codec_probe()
176 	hda_priv->codec = codec;  in hda_codec_probe()
177 	dev_set_drvdata(&codec->core.dev, hda_priv);  in hda_codec_probe()
180 		if (!hbus->core.audio_component) {  in hda_codec_probe()
181 			dev_dbg(sdev->dev,  in hda_codec_probe()
183 			ret = -ENOENT;  in hda_codec_probe()
186 		hda_priv->need_display_power = true;  in hda_codec_probe()
190 		codec->probe_id = HDA_CODEC_ID_GENERIC;  in hda_codec_probe()
192 		codec->probe_id = 0;  in hda_codec_probe()
201 			ret = -ENOENT;  in hda_codec_probe()
206 		snd_hdac_device_unregister(&codec->core);  in hda_codec_probe()
207 		put_device(&codec->core.dev);  in hda_codec_probe()
210 	codec = hda_codec_device_init(&hbus->core, address, HDA_DEV_ASOC);  in hda_codec_probe()
227 		if (!(bus->codec_mask & (1 << i)))  in hda_codec_probe_bus()
232 			dev_warn(bus->dev, "codec #%d probe error, ret: %d\n",  in hda_codec_probe_bus()
234 			bus->codec_mask &= ~BIT(i);  in hda_codec_probe_bus()
247 	if (HDA_IDISP_CODEC(bus->codec_mask)) {  in hda_codec_i915_display_power()
248 		dev_dbg(bus->dev, "Turning i915 HDAC power %d\n", enable);  in hda_codec_i915_display_power()
275 	if (!bus->audio_component)  in hda_codec_i915_exit()
287 MODULE_LICENSE("Dual BSD/GPL");