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linux_dsm_epyc7002/sound/soc/codecs/wm9712.c
Jarkko Nikula 3fffe871b9 [ALSA] ASoC: Fix WM9712 mixer_event DAPM widget function type 
Add kcontrol argument to function 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>
2008-02-29 11:28:18 +01:00

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/*
* wm9712.c -- ALSA Soc WM9712 codec support
*
* Copyright 2006 Wolfson Microelectronics PLC.
* Author: Liam Girdwood
* liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* Revision history
* 4th Feb 2006 Initial version.
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/initval.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#define WM9712_VERSION "0.4"
static unsigned int ac97_read(struct snd_soc_codec *codec,
unsigned int reg);
static int ac97_write(struct snd_soc_codec *codec,
unsigned int reg, unsigned int val);
/*
* WM9712 register cache
*/
static const u16 wm9712_reg[] = {
0x6174, 0x8000, 0x8000, 0x8000, // 6
0x0f0f, 0xaaa0, 0xc008, 0x6808, // e
0xe808, 0xaaa0, 0xad00, 0x8000, // 16
0xe808, 0x3000, 0x8000, 0x0000, // 1e
0x0000, 0x0000, 0x0000, 0x000f, // 26
0x0405, 0x0410, 0xbb80, 0xbb80, // 2e
0x0000, 0xbb80, 0x0000, 0x0000, // 36
0x0000, 0x2000, 0x0000, 0x0000, // 3e
0x0000, 0x0000, 0x0000, 0x0000, // 46
0x0000, 0x0000, 0xf83e, 0xffff, // 4e
0x0000, 0x0000, 0x0000, 0xf83e, // 56
0x0008, 0x0000, 0x0000, 0x0000, // 5e
0xb032, 0x3e00, 0x0000, 0x0000, // 66
0x0000, 0x0000, 0x0000, 0x0000, // 6e
0x0000, 0x0000, 0x0000, 0x0006, // 76
0x0001, 0x0000, 0x574d, 0x4c12, // 7e
0x0000, 0x0000 // virtual hp mixers
};
/* virtual HP mixers regs */
#define HPL_MIXER 0x80
#define HPR_MIXER 0x82
static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
"Mono"};
static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
"Stereo"};
static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
"Line", "Headphone Mixer", "Phone Mixer", "Phone"};
static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
static const char *wm9712_diff_sel[] = {"Mic", "Line"};
static const struct soc_enum wm9712_enum[] = {
SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
};
static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE,15, 1, 1),
SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
SOC_ENUM("ALC Function", wm9712_enum[0]),
SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
SOC_ENUM("ALC NG Type", wm9712_enum[10]),
SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1),
SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
SOC_SINGLE("Capture 20dB Boost Switch", AC97_REC_SEL, 14, 1, 0),
SOC_SINGLE("Capture to Phone 20dB Boost Switch", AC97_REC_SEL, 11, 1, 1),
SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
SOC_ENUM("Bass Control", wm9712_enum[5]),
SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
SOC_SINGLE("Capture ADC Switch", AC97_REC_GAIN, 15, 1, 1),
SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 1),
SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1),
SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1),
SOC_SINGLE("Mic 20dB Boost Switch", AC97_MIC, 7, 1, 0),
};
/* add non dapm controls */
static int wm9712_add_controls(struct snd_soc_codec *codec)
{
int err, i;
for (i = 0; i < ARRAY_SIZE(wm9712_snd_ac97_controls); i++) {
err = snd_ctl_add(codec->card,
snd_soc_cnew(&wm9712_snd_ac97_controls[i],codec, NULL));
if (err < 0)
return err;
}
return 0;
}
/* We have to create a fake left and right HP mixers because
* the codec only has a single control that is shared by both channels.
* This makes it impossible to determine the audio path.
*/
static int mixer_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
u16 l, r, beep, line, phone, mic, pcm, aux;
l = ac97_read(w->codec, HPL_MIXER);
r = ac97_read(w->codec, HPR_MIXER);
beep = ac97_read(w->codec, AC97_PC_BEEP);
mic = ac97_read(w->codec, AC97_VIDEO);
phone = ac97_read(w->codec, AC97_PHONE);
line = ac97_read(w->codec, AC97_LINE);
pcm = ac97_read(w->codec, AC97_PCM);
aux = ac97_read(w->codec, AC97_CD);
if (l & 0x1 || r & 0x1)
ac97_write(w->codec, AC97_VIDEO, mic & 0x7fff);
else
ac97_write(w->codec, AC97_VIDEO, mic | 0x8000);
if (l & 0x2 || r & 0x2)
ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
else
ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
if (l & 0x4 || r & 0x4)
ac97_write(w->codec, AC97_LINE, line & 0x7fff);
else
ac97_write(w->codec, AC97_LINE, line | 0x8000);
if (l & 0x8 || r & 0x8)
ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
else
ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
if (l & 0x10 || r & 0x10)
ac97_write(w->codec, AC97_CD, aux & 0x7fff);
else
ac97_write(w->codec, AC97_CD, aux | 0x8000);
if (l & 0x20 || r & 0x20)
ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
else
ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
return 0;
}
/* Left Headphone Mixers */
static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPL_MIXER, 5, 1, 0),
SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 4, 1, 0),
SOC_DAPM_SINGLE("Phone Bypass Switch", HPL_MIXER, 3, 1, 0),
SOC_DAPM_SINGLE("Line Bypass Switch", HPL_MIXER, 2, 1, 0),
SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 1, 1, 0),
SOC_DAPM_SINGLE("Mic Sidetone Switch", HPL_MIXER, 0, 1, 0),
};
/* Right Headphone Mixers */
static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPR_MIXER, 5, 1, 0),
SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 4, 1, 0),
SOC_DAPM_SINGLE("Phone Bypass Switch", HPR_MIXER, 3, 1, 0),
SOC_DAPM_SINGLE("Line Bypass Switch", HPR_MIXER, 2, 1, 0),
SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 1, 1, 0),
SOC_DAPM_SINGLE("Mic Sidetone Switch", HPR_MIXER, 0, 1, 0),
};
/* Speaker Mixer */
static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
};
/* Phone Mixer */
static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
};
/* ALC headphone mux */
static const struct snd_kcontrol_new wm9712_alc_mux_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[1]);
/* out 3 mux */
static const struct snd_kcontrol_new wm9712_out3_mux_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[2]);
/* spk mux */
static const struct snd_kcontrol_new wm9712_spk_mux_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[3]);
/* Capture to Phone mux */
static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[4]);
/* Capture left select */
static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[8]);
/* Capture right select */
static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[9]);
/* Mic select */
static const struct snd_kcontrol_new wm9712_mic_src_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[7]);
/* diff select */
static const struct snd_kcontrol_new wm9712_diff_sel_controls =
SOC_DAPM_ENUM("Route", wm9712_enum[11]);
static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
&wm9712_alc_mux_controls),
SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
&wm9712_out3_mux_controls),
SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
&wm9712_spk_mux_controls),
SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
&wm9712_capture_phone_mux_controls),
SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
&wm9712_capture_selectl_controls),
SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
&wm9712_capture_selectr_controls),
SND_SOC_DAPM_MUX("Mic Select Source", SND_SOC_NOPM, 0, 0,
&wm9712_mic_src_controls),
SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
&wm9712_diff_sel_controls),
SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_INT_PAGING, 9, 1,
&wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls),
mixer_event, SND_SOC_DAPM_POST_REG),
SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_INT_PAGING, 8, 1,
&wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls),
mixer_event, SND_SOC_DAPM_POST_REG),
SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
&wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
&wm9712_speaker_mixer_controls[0],
ARRAY_SIZE(wm9712_speaker_mixer_controls)),
SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
SND_SOC_DAPM_OUTPUT("MONOOUT"),
SND_SOC_DAPM_OUTPUT("HPOUTL"),
SND_SOC_DAPM_OUTPUT("HPOUTR"),
SND_SOC_DAPM_OUTPUT("LOUT2"),
SND_SOC_DAPM_OUTPUT("ROUT2"),
SND_SOC_DAPM_OUTPUT("OUT3"),
SND_SOC_DAPM_INPUT("LINEINL"),
SND_SOC_DAPM_INPUT("LINEINR"),
SND_SOC_DAPM_INPUT("PHONE"),
SND_SOC_DAPM_INPUT("PCBEEP"),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_INPUT("MIC2"),
};
static const char *audio_map[][3] = {
/* virtual mixer - mixes left & right channels for spk and mono */
{"AC97 Mixer", NULL, "Left DAC"},
{"AC97 Mixer", NULL, "Right DAC"},
/* Left HP mixer */
{"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
{"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
{"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},
{"Left HP Mixer", "Line Bypass Switch", "Line PGA"},
{"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
{"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
{"Left HP Mixer", NULL, "ALC Sidetone Mux"},
//{"Right HP Mixer", NULL, "HP Mixer"},
/* Right HP mixer */
{"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
{"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
{"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},
{"Right HP Mixer", "Line Bypass Switch", "Line PGA"},
{"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
{"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
{"Right HP Mixer", NULL, "ALC Sidetone Mux"},
/* speaker mixer */
{"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
{"Speaker Mixer", "Line Bypass Switch", "Line PGA"},
{"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
{"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},
{"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
/* Phone mixer */
{"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},
{"Phone Mixer", "Line Bypass Switch", "Line PGA"},
{"Phone Mixer", "Aux Playback Switch", "Aux DAC"},
{"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},
{"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
{"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
/* inputs */
{"Line PGA", NULL, "LINEINL"},
{"Line PGA", NULL, "LINEINR"},
{"Phone PGA", NULL, "PHONE"},
{"Mic PGA", NULL, "MIC1"},
{"Mic PGA", NULL, "MIC2"},
/* left capture selector */
{"Left Capture Select", "Mic", "MIC1"},
{"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
{"Left Capture Select", "Line", "LINEINL"},
{"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
{"Left Capture Select", "Phone Mixer", "Phone Mixer"},
{"Left Capture Select", "Phone", "PHONE"},
/* right capture selector */
{"Right Capture Select", "Mic", "MIC2"},
{"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
{"Right Capture Select", "Line", "LINEINR"},
{"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
{"Right Capture Select", "Phone Mixer", "Phone Mixer"},
{"Right Capture Select", "Phone", "PHONE"},
/* ALC Sidetone */
{"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
{"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
{"ALC Sidetone Mux", "Left", "Left Capture Select"},
{"ALC Sidetone Mux", "Right", "Right Capture Select"},
/* ADC's */
{"Left ADC", NULL, "Left Capture Select"},
{"Right ADC", NULL, "Right Capture Select"},
/* outputs */
{"MONOOUT", NULL, "Phone Mixer"},
{"HPOUTL", NULL, "Headphone PGA"},
{"Headphone PGA", NULL, "Left HP Mixer"},
{"HPOUTR", NULL, "Headphone PGA"},
{"Headphone PGA", NULL, "Right HP Mixer"},
/* mono hp mixer */
{"Mono HP Mixer", NULL, "Left HP Mixer"},
{"Mono HP Mixer", NULL, "Right HP Mixer"},
/* Out3 Mux */
{"Out3 Mux", "Left", "Left HP Mixer"},
{"Out3 Mux", "Mono", "Phone Mixer"},
{"Out3 Mux", "Left + Right", "Mono HP Mixer"},
{"Out 3 PGA", NULL, "Out3 Mux"},
{"OUT3", NULL, "Out 3 PGA"},
/* speaker Mux */
{"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
{"Speaker Mux", "Headphone Mix", "Mono HP Mixer"},
{"Speaker PGA", NULL, "Speaker Mux"},
{"LOUT2", NULL, "Speaker PGA"},
{"ROUT2", NULL, "Speaker PGA"},
{NULL, NULL, NULL},
};
static int wm9712_add_widgets(struct snd_soc_codec *codec)
{
int i;
for(i = 0; i < ARRAY_SIZE(wm9712_dapm_widgets); i++) {
snd_soc_dapm_new_control(codec, &wm9712_dapm_widgets[i]);
}
/* set up audio path audio_mapnects */
for(i = 0; audio_map[i][0] != NULL; i++) {
snd_soc_dapm_connect_input(codec, audio_map[i][0],
audio_map[i][1], audio_map[i][2]);
}
snd_soc_dapm_new_widgets(codec);
return 0;
}
static unsigned int ac97_read(struct snd_soc_codec *codec,
unsigned int reg)
{
u16 *cache = codec->reg_cache;
if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
reg == AC97_REC_GAIN)
return soc_ac97_ops.read(codec->ac97, reg);
else {
reg = reg >> 1;
if (reg > (ARRAY_SIZE(wm9712_reg)))
return -EIO;
return cache[reg];
}
}
static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
u16 *cache = codec->reg_cache;
soc_ac97_ops.write(codec->ac97, reg, val);
reg = reg >> 1;
if (reg <= (ARRAY_SIZE(wm9712_reg)))
cache[reg] = val;
return 0;
}
static int ac97_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->codec;
int reg;
u16 vra;
vra = ac97_read(codec, AC97_EXTENDED_STATUS);
ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
reg = AC97_PCM_FRONT_DAC_RATE;
else
reg = AC97_PCM_LR_ADC_RATE;
return ac97_write(codec, reg, runtime->rate);
}
static int ac97_aux_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_codec *codec = socdev->codec;
u16 vra, xsle;
vra = ac97_read(codec, AC97_EXTENDED_STATUS);
ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
xsle = ac97_read(codec, AC97_PCI_SID);
ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
return -ENODEV;
return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
}
#define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
struct snd_soc_codec_dai wm9712_dai[] = {
{
.name = "AC97 HiFi",
.type = SND_SOC_DAI_AC97_BUS,
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 1,
.channels_max = 2,
.rates = WM9712_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.capture = {
.stream_name = "HiFi Capture",
.channels_min = 1,
.channels_max = 2,
.rates = WM9712_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.ops = {
.prepare = ac97_prepare,},
},
{
.name = "AC97 Aux",
.playback = {
.stream_name = "Aux Playback",
.channels_min = 1,
.channels_max = 1,
.rates = WM9712_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.ops = {
.prepare = ac97_aux_prepare,},
}
};
EXPORT_SYMBOL_GPL(wm9712_dai);
static int wm9712_dapm_event(struct snd_soc_codec *codec, int event)
{
u16 reg;
switch (event) {
case SNDRV_CTL_POWER_D0: /* full On */
/* liam - maybe enable thermal shutdown */
reg = ac97_read(codec, AC97_EXTENDED_MID) & 0xdfff;
ac97_write(codec, AC97_EXTENDED_MID, reg);
break;
case SNDRV_CTL_POWER_D1: /* partial On */
case SNDRV_CTL_POWER_D2: /* partial On */
break;
case SNDRV_CTL_POWER_D3hot: /* Off, with power */
/* enable master bias and vmid */
reg = ac97_read(codec, AC97_EXTENDED_MID) & 0xbbff;
ac97_write(codec, AC97_EXTENDED_MID, reg);
ac97_write(codec, AC97_POWERDOWN, 0x0000);
break;
case SNDRV_CTL_POWER_D3cold: /* Off, without power */
/* disable everything including AC link */
ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
ac97_write(codec, AC97_POWERDOWN, 0xffff);
break;
}
codec->dapm_state = event;
return 0;
}
static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
{
if (try_warm && soc_ac97_ops.warm_reset) {
soc_ac97_ops.warm_reset(codec->ac97);
if (!(ac97_read(codec, 0) & 0x8000))
return 1;
}
soc_ac97_ops.reset(codec->ac97);
if (ac97_read(codec, 0) & 0x8000)
goto err;
return 0;
err:
printk(KERN_ERR "WM9712 AC97 reset failed\n");
return -EIO;
}
static int wm9712_soc_suspend(struct platform_device *pdev,
pm_message_t state)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
wm9712_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
return 0;
}
static int wm9712_soc_resume(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
int i, ret;
u16 *cache = codec->reg_cache;
ret = wm9712_reset(codec, 1);
if (ret < 0){
printk(KERN_ERR "could not reset AC97 codec\n");
return ret;
}
wm9712_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
if (ret == 0) {
/* Sync reg_cache with the hardware after cold reset */
for (i = 2; i < ARRAY_SIZE(wm9712_reg) << 1; i+=2) {
if (i == AC97_INT_PAGING || i == AC97_POWERDOWN ||
(i > 0x58 && i != 0x5c))
continue;
soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
}
}
if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0)
wm9712_dapm_event(codec, SNDRV_CTL_POWER_D0);
return ret;
}
static int wm9712_soc_probe(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec;
int ret = 0;
printk(KERN_INFO "WM9711/WM9712 SoC Audio Codec %s\n", WM9712_VERSION);
socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
if (socdev->codec == NULL)
return -ENOMEM;
codec = socdev->codec;
mutex_init(&codec->mutex);
codec->reg_cache = kmemdup(wm9712_reg, sizeof(wm9712_reg), GFP_KERNEL);
if (codec->reg_cache == NULL) {
ret = -ENOMEM;
goto cache_err;
}
codec->reg_cache_size = sizeof(wm9712_reg);
codec->reg_cache_step = 2;
codec->name = "WM9712";
codec->owner = THIS_MODULE;
codec->dai = wm9712_dai;
codec->num_dai = ARRAY_SIZE(wm9712_dai);
codec->write = ac97_write;
codec->read = ac97_read;
codec->dapm_event = wm9712_dapm_event;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
if (ret < 0) {
printk(KERN_ERR "wm9712: failed to register AC97 codec\n");
goto codec_err;
}
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0)
goto pcm_err;
ret = wm9712_reset(codec, 0);
if (ret < 0) {
printk(KERN_ERR "AC97 link error\n");
goto reset_err;
}
/* set alc mux to none */
ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
wm9712_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
wm9712_add_controls(codec);
wm9712_add_widgets(codec);
ret = snd_soc_register_card(socdev);
if (ret < 0) {
printk(KERN_ERR "wm9712: failed to register card\n");
goto reset_err;
}
return 0;
reset_err:
snd_soc_free_pcms(socdev);
pcm_err:
snd_soc_free_ac97_codec(codec);
codec_err:
kfree(codec->reg_cache);
cache_err:
kfree(socdev->codec);
socdev->codec = NULL;
return ret;
}
static int wm9712_soc_remove(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
if (codec == NULL)
return 0;
snd_soc_dapm_free(socdev);
snd_soc_free_pcms(socdev);
snd_soc_free_ac97_codec(codec);
kfree(codec->reg_cache);
kfree(codec);
return 0;
}
struct snd_soc_codec_device soc_codec_dev_wm9712 = {
.probe = wm9712_soc_probe,
.remove = wm9712_soc_remove,
.suspend = wm9712_soc_suspend,
.resume = wm9712_soc_resume,
};
EXPORT_SYMBOL_GPL(soc_codec_dev_wm9712);
MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
MODULE_AUTHOR("Liam Girdwood");
MODULE_LICENSE("GPL");
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