1 // SPDX-License-Identifier: GPL-2.0-or-later
5  * HD audio interface patch for Silicon Labs 3054/5 modem codec
7  * Copyright (c) 2005 Sasha Khapyorsky <sashak@alsa-project.org>
11 #include <linux/init.h>
76  * Modem mixer
89 	u16 reg  = PRIVATE_REG(kcontrol->private_value);  in si3054_switch_get()
90 	u16 mask = PRIVATE_MASK(kcontrol->private_value);  in si3054_switch_get()
91 	uvalue->value.integer.value[0] = (GET_REG(codec, reg)) & mask ? 1 : 0 ;  in si3054_switch_get()
99 	u16 reg  = PRIVATE_REG(kcontrol->private_value);  in si3054_switch_put()
100 	u16 mask = PRIVATE_MASK(kcontrol->private_value);  in si3054_switch_put()
101 	if (uvalue->value.integer.value[0])  in si3054_switch_put()
120 	SI3054_KCONTROL("Off-hook Switch", SI3054_GPIO_CONTROL, SI3054_GPIO_OH),
143 	SET_REG(codec, SI3054_LINE_RATE, substream->runtime->rate);  in si3054_pcm_prepare()
145 	val &= 0xff << (8 * (substream->stream != SNDRV_PCM_STREAM_PLAYBACK));  in si3054_pcm_prepare()
146 	val |= ((stream_tag & 0xf) << 4) << (8 * (substream->stream == SNDRV_PCM_STREAM_PLAYBACK));  in si3054_pcm_prepare()
149 	snd_hda_codec_setup_stream(codec, hinfo->nid,  in si3054_pcm_prepare()
164 	substream->runtime->hw.period_bytes_min = 80;  in si3054_pcm_open()
165 	return snd_pcm_hw_constraint_list(substream->runtime, 0,  in si3054_pcm_open()
189 	info = snd_hda_codec_pcm_new(codec, "Si3054 Modem");  in si3054_build_pcms()
191 		return -ENOMEM;  in si3054_build_pcms()
192 	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = si3054_pcm;  in si3054_build_pcms()
193 	info->stream[SNDRV_PCM_STREAM_CAPTURE]  = si3054_pcm;  in si3054_build_pcms()
194 	info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = codec->core.mfg;  in si3054_build_pcms()
195 	info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = codec->core.mfg;  in si3054_build_pcms()
196 	info->pcm_type = HDA_PCM_TYPE_MODEM;  in si3054_build_pcms()
202  * Init part
207 	struct si3054_spec *spec = codec->spec;  in si3054_init()
211 	if (snd_hdac_regmap_add_vendor_verb(&codec->core,  in si3054_init()
213 		return -ENOMEM;  in si3054_init()
216 	snd_hda_codec_write(codec, codec->core.mfg, 0, AC_VERB_SET_STREAM_FORMAT, 0);  in si3054_init()
225 	} while ((val & SI3054_MEI_READY) != SI3054_MEI_READY && wait_count--);  in si3054_init()
230 		/* return -EACCES; */  in si3054_init()
244 	spec->international = GET_REG(codec, SI3054_CHIPID) & SI3054_CHIPID_INTERNATIONAL;  in si3054_init()
251 	kfree(codec->spec);  in si3054_free()
261 	.init = si3054_init,
269 		return -ENOMEM;  in patch_si3054()
270 	codec->spec = spec;  in patch_si3054()
271 	codec->patch_ops = si3054_patch_ops;  in patch_si3054()
289 	/* Asus A8J Modem (SM56) */
291 	/* LG LW20 modem */
298 MODULE_DESCRIPTION("Si3054 HD-audio modem codec");