338c7ed070
Add kcontrol argument to functions since the API was changed by the commit
9af6d95624.
Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
289 lines
6.9 KiB
C
289 lines
6.9 KiB
C
/*
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* tosa.c -- SoC audio for Tosa
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*
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* Copyright 2005 Wolfson Microelectronics PLC.
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* Copyright 2005 Openedhand Ltd.
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*
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* Authors: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
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* Richard Purdie <richard@openedhand.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* Revision history
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* 30th Nov 2005 Initial version.
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*
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* GPIO's
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* 1 - Jack Insertion
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* 5 - Hookswitch (headset answer/hang up switch)
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*
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/device.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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#include <sound/soc-dapm.h>
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#include <asm/mach-types.h>
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#include <asm/hardware/tmio.h>
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#include <asm/arch/pxa-regs.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/audio.h>
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#include <asm/arch/tosa.h>
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#include "../codecs/wm9712.h"
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#include "pxa2xx-pcm.h"
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#include "pxa2xx-ac97.h"
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static struct snd_soc_machine tosa;
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#define TOSA_HP 0
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#define TOSA_MIC_INT 1
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#define TOSA_HEADSET 2
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#define TOSA_HP_OFF 3
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#define TOSA_SPK_ON 0
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#define TOSA_SPK_OFF 1
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static int tosa_jack_func;
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static int tosa_spk_func;
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static void tosa_ext_control(struct snd_soc_codec *codec)
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{
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int spk = 0, mic_int = 0, hp = 0, hs = 0;
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/* set up jack connection */
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switch (tosa_jack_func) {
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case TOSA_HP:
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hp = 1;
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break;
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case TOSA_MIC_INT:
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mic_int = 1;
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break;
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case TOSA_HEADSET:
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hs = 1;
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break;
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}
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if (tosa_spk_func == TOSA_SPK_ON)
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spk = 1;
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snd_soc_dapm_set_endpoint(codec, "Speaker", spk);
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snd_soc_dapm_set_endpoint(codec, "Mic (Internal)", mic_int);
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snd_soc_dapm_set_endpoint(codec, "Headphone Jack", hp);
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snd_soc_dapm_set_endpoint(codec, "Headset Jack", hs);
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snd_soc_dapm_sync_endpoints(codec);
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}
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static int tosa_startup(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_codec *codec = rtd->socdev->codec;
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/* check the jack status at stream startup */
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tosa_ext_control(codec);
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return 0;
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}
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static struct snd_soc_ops tosa_ops = {
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.startup = tosa_startup,
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};
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static int tosa_get_jack(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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ucontrol->value.integer.value[0] = tosa_jack_func;
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return 0;
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}
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static int tosa_set_jack(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
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if (tosa_jack_func == ucontrol->value.integer.value[0])
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return 0;
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tosa_jack_func = ucontrol->value.integer.value[0];
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tosa_ext_control(codec);
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return 1;
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}
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static int tosa_get_spk(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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ucontrol->value.integer.value[0] = tosa_spk_func;
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return 0;
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}
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static int tosa_set_spk(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
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if (tosa_spk_func == ucontrol->value.integer.value[0])
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return 0;
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tosa_spk_func = ucontrol->value.integer.value[0];
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tosa_ext_control(codec);
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return 1;
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}
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/* tosa dapm event handlers */
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static int tosa_hp_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *k, int event)
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{
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if (SND_SOC_DAPM_EVENT_ON(event))
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set_tc6393_gpio(&tc6393_device.dev,TOSA_TC6393_L_MUTE);
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else
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reset_tc6393_gpio(&tc6393_device.dev,TOSA_TC6393_L_MUTE);
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return 0;
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}
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/* tosa machine dapm widgets */
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static const struct snd_soc_dapm_widget tosa_dapm_widgets[] = {
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SND_SOC_DAPM_HP("Headphone Jack", tosa_hp_event),
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SND_SOC_DAPM_HP("Headset Jack", NULL),
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SND_SOC_DAPM_MIC("Mic (Internal)", NULL),
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SND_SOC_DAPM_SPK("Speaker", NULL),
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};
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/* tosa audio map */
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static const char *audio_map[][3] = {
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/* headphone connected to HPOUTL, HPOUTR */
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{"Headphone Jack", NULL, "HPOUTL"},
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{"Headphone Jack", NULL, "HPOUTR"},
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/* ext speaker connected to LOUT2, ROUT2 */
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{"Speaker", NULL, "LOUT2"},
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{"Speaker", NULL, "ROUT2"},
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/* internal mic is connected to mic1, mic2 differential - with bias */
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{"MIC1", NULL, "Mic Bias"},
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{"MIC2", NULL, "Mic Bias"},
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{"Mic Bias", NULL, "Mic (Internal)"},
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/* headset is connected to HPOUTR, and LINEINR with bias */
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{"Headset Jack", NULL, "HPOUTR"},
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{"LINEINR", NULL, "Mic Bias"},
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{"Mic Bias", NULL, "Headset Jack"},
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{NULL, NULL, NULL},
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};
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static const char *jack_function[] = {"Headphone", "Mic", "Line", "Headset",
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"Off"};
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static const char *spk_function[] = {"On", "Off"};
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static const struct soc_enum tosa_enum[] = {
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SOC_ENUM_SINGLE_EXT(5, jack_function),
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SOC_ENUM_SINGLE_EXT(2, spk_function),
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};
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static const struct snd_kcontrol_new tosa_controls[] = {
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SOC_ENUM_EXT("Jack Function", tosa_enum[0], tosa_get_jack,
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tosa_set_jack),
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SOC_ENUM_EXT("Speaker Function", tosa_enum[1], tosa_get_spk,
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tosa_set_spk),
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};
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static int tosa_ac97_init(struct snd_soc_codec *codec)
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{
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int i, err;
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snd_soc_dapm_set_endpoint(codec, "OUT3", 0);
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snd_soc_dapm_set_endpoint(codec, "MONOOUT", 0);
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/* add tosa specific controls */
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for (i = 0; i < ARRAY_SIZE(tosa_controls); i++) {
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err = snd_ctl_add(codec->card,
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snd_soc_cnew(&tosa_controls[i],codec, NULL));
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if (err < 0)
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return err;
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}
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/* add tosa specific widgets */
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for (i = 0; i < ARRAY_SIZE(tosa_dapm_widgets); i++) {
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snd_soc_dapm_new_control(codec, &tosa_dapm_widgets[i]);
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}
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/* set up tosa specific audio path audio_map */
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for (i = 0; audio_map[i][0] != NULL; i++) {
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snd_soc_dapm_connect_input(codec, audio_map[i][0],
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audio_map[i][1], audio_map[i][2]);
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}
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snd_soc_dapm_sync_endpoints(codec);
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return 0;
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}
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static struct snd_soc_dai_link tosa_dai[] = {
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{
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.name = "AC97",
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.stream_name = "AC97 HiFi",
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.cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_HIFI],
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.codec_dai = &wm9712_dai[WM9712_DAI_AC97_HIFI],
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.init = tosa_ac97_init,
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.ops = &tosa_ops,
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},
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{
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.name = "AC97 Aux",
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.stream_name = "AC97 Aux",
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.cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_AUX],
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.codec_dai = &wm9712_dai[WM9712_DAI_AC97_AUX],
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.ops = &tosa_ops,
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},
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};
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static struct snd_soc_machine tosa = {
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.name = "Tosa",
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.dai_link = tosa_dai,
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.num_links = ARRAY_SIZE(tosa_dai),
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};
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static struct snd_soc_device tosa_snd_devdata = {
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.machine = &tosa,
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.platform = &pxa2xx_soc_platform,
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.codec_dev = &soc_codec_dev_wm9712,
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};
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static struct platform_device *tosa_snd_device;
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static int __init tosa_init(void)
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{
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int ret;
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if (!machine_is_tosa())
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return -ENODEV;
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tosa_snd_device = platform_device_alloc("soc-audio", -1);
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if (!tosa_snd_device)
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return -ENOMEM;
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platform_set_drvdata(tosa_snd_device, &tosa_snd_devdata);
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tosa_snd_devdata.dev = &tosa_snd_device->dev;
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ret = platform_device_add(tosa_snd_device);
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if (ret)
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platform_device_put(tosa_snd_device);
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return ret;
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}
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static void __exit tosa_exit(void)
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{
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platform_device_unregister(tosa_snd_device);
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}
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module_init(tosa_init);
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module_exit(tosa_exit);
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/* Module information */
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MODULE_AUTHOR("Richard Purdie");
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MODULE_DESCRIPTION("ALSA SoC Tosa");
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MODULE_LICENSE("GPL");
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