cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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wm9713.c (44254B)


      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3 * wm9713.c  --  ALSA Soc WM9713 codec support
      4 *
      5 * Copyright 2006-10 Wolfson Microelectronics PLC.
      6 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
      7 *
      8 *  Features:-
      9 *
     10 *   o Support for AC97 Codec, Voice DAC and Aux DAC
     11 *   o Support for DAPM
     12 */
     13
     14#include <linux/init.h>
     15#include <linux/slab.h>
     16#include <linux/mfd/wm97xx.h>
     17#include <linux/module.h>
     18#include <linux/device.h>
     19#include <linux/regmap.h>
     20#include <sound/core.h>
     21#include <sound/pcm.h>
     22#include <sound/ac97_codec.h>
     23#include <sound/ac97/codec.h>
     24#include <sound/ac97/compat.h>
     25#include <sound/initval.h>
     26#include <sound/pcm_params.h>
     27#include <sound/tlv.h>
     28#include <sound/soc.h>
     29
     30#include "wm9713.h"
     31
     32#define WM9713_VENDOR_ID 0x574d4c13
     33#define WM9713_VENDOR_ID_MASK 0xffffffff
     34
     35struct wm9713_priv {
     36	struct snd_ac97 *ac97;
     37	u32 pll_in; /* PLL input frequency */
     38	unsigned int hp_mixer[2];
     39	struct mutex lock;
     40	struct wm97xx_platform_data *mfd_pdata;
     41};
     42
     43#define HPL_MIXER 0
     44#define HPR_MIXER 1
     45
     46static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
     47static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
     48static const char *wm9713_rec_src[] =
     49	{"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
     50	"Mono Out", "Zh"};
     51static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
     52static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
     53static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv"};
     54static const char *wm9713_spk_pga[] =
     55	{"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
     56	"Speaker Vmid", "Inv Vmid"};
     57static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
     58	"Headphone Vmid"};
     59static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
     60static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
     61static const char *wm9713_dac_inv[] =
     62	{"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
     63	"Headphone Mono", "NC", "Vmid"};
     64static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
     65static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
     66static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
     67static const char *wm9713_micb_select[] = {"MPB", "MPA"};
     68
     69static const struct soc_enum wm9713_enum[] = {
     70SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
     71SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
     72SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux),  /* record mux mono 2 */
     73SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src),  /* record mux left 3 */
     74SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src),  /* record mux right 4*/
     75SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
     76SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
     77SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
     78SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
     79SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
     80SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
     81SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
     82SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
     83SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
     84SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
     85SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
     86SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
     87SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
     88SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
     89SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
     90};
     91
     92static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
     93static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
     94static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
     95static const  DECLARE_TLV_DB_RANGE(mic_tlv,
     96	0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
     97	3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0)
     98);
     99
    100static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
    101SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
    102SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
    103SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
    104	       out_tlv),
    105SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
    106SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
    107SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
    108SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
    109SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
    110SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
    111SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
    112
    113SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
    114SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
    115
    116SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
    117SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
    118SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
    119SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
    120
    121SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
    122SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
    123SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
    124
    125SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
    126SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
    127SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
    128SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
    129SOC_ENUM("ALC Function", wm9713_enum[6]),
    130SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
    131SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
    132SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
    133SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
    134SOC_ENUM("ALC NG Type", wm9713_enum[17]),
    135SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
    136
    137SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
    138SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
    139
    140SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
    141SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
    142SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
    143
    144SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
    145SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
    146SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
    147
    148SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
    149SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
    150SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
    151SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
    152
    153SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
    154	       misc_tlv),
    155SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
    156	       misc_tlv),
    157SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
    158
    159SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
    160	       misc_tlv),
    161SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
    162SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
    163
    164SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
    165	       misc_tlv),
    166
    167SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
    168	       misc_tlv),
    169SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
    170	       misc_tlv),
    171
    172SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
    173	       misc_tlv),
    174SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
    175	       misc_tlv),
    176
    177SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
    178SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
    179
    180SOC_ENUM("Bass Control", wm9713_enum[16]),
    181SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
    182SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
    183SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
    184SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
    185SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
    186
    187SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
    188SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
    189SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
    190};
    191
    192static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
    193				 struct snd_kcontrol *kcontrol, int event)
    194{
    195	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
    196
    197	if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD))
    198		return -EINVAL;
    199
    200	/* Gracefully shut down the voice interface. */
    201	snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, 0x0200);
    202	schedule_timeout_interruptible(msecs_to_jiffies(1));
    203	snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, 0x0f00);
    204	snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x1000, 0x1000);
    205
    206	return 0;
    207}
    208
    209static const unsigned int wm9713_mixer_mute_regs[] = {
    210	AC97_PC_BEEP,
    211	AC97_MASTER_TONE,
    212	AC97_PHONE,
    213	AC97_REC_SEL,
    214	AC97_PCM,
    215	AC97_AUX,
    216};
    217
    218/* We have to create a fake left and right HP mixers because
    219 * the codec only has a single control that is shared by both channels.
    220 * This makes it impossible to determine the audio path using the current
    221 * register map, thus we add a new (virtual) register to help determine the
    222 * audio route within the device.
    223 */
    224static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
    225	struct snd_ctl_elem_value *ucontrol)
    226{
    227	struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
    228	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
    229	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
    230	unsigned int val = ucontrol->value.integer.value[0];
    231	struct soc_mixer_control *mc =
    232		(struct soc_mixer_control *)kcontrol->private_value;
    233	unsigned int mixer, mask, shift, old;
    234	struct snd_soc_dapm_update update = {};
    235	bool change;
    236
    237	mixer = mc->shift >> 8;
    238	shift = mc->shift & 0xff;
    239	mask = (1 << shift);
    240
    241	mutex_lock(&wm9713->lock);
    242	old = wm9713->hp_mixer[mixer];
    243	if (ucontrol->value.integer.value[0])
    244		wm9713->hp_mixer[mixer] |= mask;
    245	else
    246		wm9713->hp_mixer[mixer] &= ~mask;
    247
    248	change = old != wm9713->hp_mixer[mixer];
    249	if (change) {
    250		update.kcontrol = kcontrol;
    251		update.reg = wm9713_mixer_mute_regs[shift];
    252		update.mask = 0x8000;
    253		if ((wm9713->hp_mixer[0] & mask) ||
    254		    (wm9713->hp_mixer[1] & mask))
    255			update.val = 0x0;
    256		else
    257			update.val = 0x8000;
    258
    259		snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
    260			&update);
    261	}
    262
    263	mutex_unlock(&wm9713->lock);
    264
    265	return change;
    266}
    267
    268static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
    269	struct snd_ctl_elem_value *ucontrol)
    270{
    271	struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
    272	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
    273	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
    274	struct soc_mixer_control *mc =
    275		(struct soc_mixer_control *)kcontrol->private_value;
    276	unsigned int mixer, shift;
    277
    278	mixer = mc->shift >> 8;
    279	shift = mc->shift & 0xff;
    280
    281	ucontrol->value.integer.value[0] =
    282		(wm9713->hp_mixer[mixer] >> shift) & 1;
    283
    284	return 0;
    285}
    286
    287#define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) { \
    288	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
    289	.info = snd_soc_info_volsw, \
    290	.get = wm9713_hp_mixer_get, .put = wm9713_hp_mixer_put, \
    291	.private_value = SOC_DOUBLE_VALUE(SND_SOC_NOPM, \
    292		xshift, xmixer, 1, 0, 0) \
    293}
    294
    295/* Left Headphone Mixers */
    296static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
    297WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
    298WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
    299WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
    300WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
    301WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
    302WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
    303};
    304
    305/* Right Headphone Mixers */
    306static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
    307WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
    308WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
    309WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
    310WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
    311WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
    312WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
    313};
    314
    315/* headphone capture mux */
    316static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
    317SOC_DAPM_ENUM("Route", wm9713_enum[1]);
    318
    319/* headphone mic mux */
    320static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
    321SOC_DAPM_ENUM("Route", wm9713_enum[0]);
    322
    323/* Speaker Mixer */
    324static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
    325SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
    326SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
    327SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
    328SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
    329SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
    330SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
    331};
    332
    333/* Mono Mixer */
    334static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
    335SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
    336SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
    337SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
    338SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
    339SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
    340SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
    341SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
    342SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
    343};
    344
    345/* mono mic mux */
    346static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
    347SOC_DAPM_ENUM("Route", wm9713_enum[2]);
    348
    349/* mono output mux */
    350static const struct snd_kcontrol_new wm9713_mono_mux_controls =
    351SOC_DAPM_ENUM("Route", wm9713_enum[7]);
    352
    353/* speaker left output mux */
    354static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
    355SOC_DAPM_ENUM("Route", wm9713_enum[8]);
    356
    357/* speaker right output mux */
    358static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
    359SOC_DAPM_ENUM("Route", wm9713_enum[9]);
    360
    361/* headphone left output mux */
    362static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
    363SOC_DAPM_ENUM("Route", wm9713_enum[10]);
    364
    365/* headphone right output mux */
    366static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
    367SOC_DAPM_ENUM("Route", wm9713_enum[11]);
    368
    369/* Out3 mux */
    370static const struct snd_kcontrol_new wm9713_out3_mux_controls =
    371SOC_DAPM_ENUM("Route", wm9713_enum[12]);
    372
    373/* Out4 mux */
    374static const struct snd_kcontrol_new wm9713_out4_mux_controls =
    375SOC_DAPM_ENUM("Route", wm9713_enum[13]);
    376
    377/* DAC inv mux 1 */
    378static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
    379SOC_DAPM_ENUM("Route", wm9713_enum[14]);
    380
    381/* DAC inv mux 2 */
    382static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
    383SOC_DAPM_ENUM("Route", wm9713_enum[15]);
    384
    385/* Capture source left */
    386static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
    387SOC_DAPM_ENUM("Route", wm9713_enum[3]);
    388
    389/* Capture source right */
    390static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
    391SOC_DAPM_ENUM("Route", wm9713_enum[4]);
    392
    393/* mic source */
    394static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
    395SOC_DAPM_ENUM("Route", wm9713_enum[18]);
    396
    397/* mic source B virtual control */
    398static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
    399SOC_DAPM_ENUM("Route", wm9713_enum[19]);
    400
    401static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
    402SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
    403	&wm9713_hp_rec_mux_controls),
    404SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
    405	&wm9713_hp_mic_mux_controls),
    406SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
    407	&wm9713_mono_mic_mux_controls),
    408SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
    409	&wm9713_mono_mux_controls),
    410SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
    411	&wm9713_hp_spkl_mux_controls),
    412SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
    413	&wm9713_hp_spkr_mux_controls),
    414SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
    415	&wm9713_hpl_out_mux_controls),
    416SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
    417	&wm9713_hpr_out_mux_controls),
    418SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
    419	&wm9713_out3_mux_controls),
    420SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
    421	&wm9713_out4_mux_controls),
    422SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
    423	&wm9713_dac_inv1_mux_controls),
    424SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
    425	&wm9713_dac_inv2_mux_controls),
    426SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
    427	&wm9713_rec_srcl_mux_controls),
    428SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
    429	&wm9713_rec_srcr_mux_controls),
    430SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
    431	&wm9713_mic_sel_mux_controls),
    432SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
    433	&wm9713_micb_sel_mux_controls),
    434SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
    435	&wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
    436SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
    437	&wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
    438SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
    439	&wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
    440SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
    441	&wm9713_speaker_mixer_controls[0],
    442	ARRAY_SIZE(wm9713_speaker_mixer_controls)),
    443SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
    444SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
    445SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
    446SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
    447SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
    448SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
    449SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
    450		   wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
    451SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
    452SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
    453SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
    454SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
    455SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
    456SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
    457SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
    458SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
    459SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
    460SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
    461SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
    462SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
    463SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
    464SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
    465SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
    466SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
    467SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
    468SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
    469SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
    470SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
    471SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
    472SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
    473SND_SOC_DAPM_OUTPUT("MONO"),
    474SND_SOC_DAPM_OUTPUT("HPL"),
    475SND_SOC_DAPM_OUTPUT("HPR"),
    476SND_SOC_DAPM_OUTPUT("SPKL"),
    477SND_SOC_DAPM_OUTPUT("SPKR"),
    478SND_SOC_DAPM_OUTPUT("OUT3"),
    479SND_SOC_DAPM_OUTPUT("OUT4"),
    480SND_SOC_DAPM_INPUT("LINEL"),
    481SND_SOC_DAPM_INPUT("LINER"),
    482SND_SOC_DAPM_INPUT("MONOIN"),
    483SND_SOC_DAPM_INPUT("PCBEEP"),
    484SND_SOC_DAPM_INPUT("MIC1"),
    485SND_SOC_DAPM_INPUT("MIC2A"),
    486SND_SOC_DAPM_INPUT("MIC2B"),
    487SND_SOC_DAPM_VMID("VMID"),
    488};
    489
    490static const struct snd_soc_dapm_route wm9713_audio_map[] = {
    491	/* left HP mixer */
    492	{"Left HP Mixer", "Beep Playback Switch",    "PCBEEP"},
    493	{"Left HP Mixer", "Voice Playback Switch",   "Voice DAC"},
    494	{"Left HP Mixer", "Aux Playback Switch",     "Aux DAC"},
    495	{"Left HP Mixer", "Bypass Playback Switch",  "Left Line In"},
    496	{"Left HP Mixer", "PCM Playback Switch",     "Left DAC"},
    497	{"Left HP Mixer", "MonoIn Playback Switch",  "Mono In"},
    498	{"Left HP Mixer", NULL,  "Capture Headphone Mux"},
    499
    500	/* right HP mixer */
    501	{"Right HP Mixer", "Beep Playback Switch",    "PCBEEP"},
    502	{"Right HP Mixer", "Voice Playback Switch",   "Voice DAC"},
    503	{"Right HP Mixer", "Aux Playback Switch",     "Aux DAC"},
    504	{"Right HP Mixer", "Bypass Playback Switch",  "Right Line In"},
    505	{"Right HP Mixer", "PCM Playback Switch",     "Right DAC"},
    506	{"Right HP Mixer", "MonoIn Playback Switch",  "Mono In"},
    507	{"Right HP Mixer", NULL,  "Capture Headphone Mux"},
    508
    509	/* virtual mixer - mixes left & right channels for spk and mono */
    510	{"AC97 Mixer", NULL, "Left DAC"},
    511	{"AC97 Mixer", NULL, "Right DAC"},
    512	{"Line Mixer", NULL, "Right Line In"},
    513	{"Line Mixer", NULL, "Left Line In"},
    514	{"HP Mixer", NULL, "Left HP Mixer"},
    515	{"HP Mixer", NULL, "Right HP Mixer"},
    516	{"Capture Mixer", NULL, "Left Capture Source"},
    517	{"Capture Mixer", NULL, "Right Capture Source"},
    518
    519	/* speaker mixer */
    520	{"Speaker Mixer", "Beep Playback Switch",    "PCBEEP"},
    521	{"Speaker Mixer", "Voice Playback Switch",   "Voice DAC"},
    522	{"Speaker Mixer", "Aux Playback Switch",     "Aux DAC"},
    523	{"Speaker Mixer", "Bypass Playback Switch",  "Line Mixer"},
    524	{"Speaker Mixer", "PCM Playback Switch",     "AC97 Mixer"},
    525	{"Speaker Mixer", "MonoIn Playback Switch",  "Mono In"},
    526
    527	/* mono mixer */
    528	{"Mono Mixer", "Beep Playback Switch",    "PCBEEP"},
    529	{"Mono Mixer", "Voice Playback Switch",   "Voice DAC"},
    530	{"Mono Mixer", "Aux Playback Switch",     "Aux DAC"},
    531	{"Mono Mixer", "Bypass Playback Switch",  "Line Mixer"},
    532	{"Mono Mixer", "PCM Playback Switch",     "AC97 Mixer"},
    533	{"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
    534	{"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
    535	{"Mono Mixer", NULL,  "Capture Mono Mux"},
    536
    537	/* DAC inv mux 1 */
    538	{"DAC Inv Mux 1", "Mono", "Mono Mixer"},
    539	{"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
    540	{"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
    541	{"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
    542	{"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
    543
    544	/* DAC inv mux 2 */
    545	{"DAC Inv Mux 2", "Mono", "Mono Mixer"},
    546	{"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
    547	{"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
    548	{"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
    549	{"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
    550
    551	/* headphone left mux */
    552	{"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
    553
    554	/* headphone right mux */
    555	{"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
    556
    557	/* speaker left mux */
    558	{"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
    559	{"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
    560	{"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
    561
    562	/* speaker right mux */
    563	{"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
    564	{"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
    565	{"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
    566
    567	/* mono mux */
    568	{"Mono Out Mux", "Mono", "Mono Mixer"},
    569	{"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
    570
    571	/* out 3 mux */
    572	{"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
    573
    574	/* out 4 mux */
    575	{"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
    576
    577	/* output pga */
    578	{"HPL", NULL, "Left Headphone"},
    579	{"Left Headphone", NULL, "Left Headphone Out Mux"},
    580	{"HPR", NULL, "Right Headphone"},
    581	{"Right Headphone", NULL, "Right Headphone Out Mux"},
    582	{"OUT3", NULL, "Out 3"},
    583	{"Out 3", NULL, "Out 3 Mux"},
    584	{"OUT4", NULL, "Out 4"},
    585	{"Out 4", NULL, "Out 4 Mux"},
    586	{"SPKL", NULL, "Left Speaker"},
    587	{"Left Speaker", NULL, "Left Speaker Out Mux"},
    588	{"SPKR", NULL, "Right Speaker"},
    589	{"Right Speaker", NULL, "Right Speaker Out Mux"},
    590	{"MONO", NULL, "Mono Out"},
    591	{"Mono Out", NULL, "Mono Out Mux"},
    592
    593	/* input pga */
    594	{"Left Line In", NULL, "LINEL"},
    595	{"Right Line In", NULL, "LINER"},
    596	{"Mono In", NULL, "MONOIN"},
    597	{"Mic A PGA", NULL, "Mic A Pre Amp"},
    598	{"Mic B PGA", NULL, "Mic B Pre Amp"},
    599
    600	/* left capture select */
    601	{"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
    602	{"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
    603	{"Left Capture Source", "Line", "LINEL"},
    604	{"Left Capture Source", "Mono In", "MONOIN"},
    605	{"Left Capture Source", "Headphone", "Left HP Mixer"},
    606	{"Left Capture Source", "Speaker", "Speaker Mixer"},
    607	{"Left Capture Source", "Mono Out", "Mono Mixer"},
    608
    609	/* right capture select */
    610	{"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
    611	{"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
    612	{"Right Capture Source", "Line", "LINER"},
    613	{"Right Capture Source", "Mono In", "MONOIN"},
    614	{"Right Capture Source", "Headphone", "Right HP Mixer"},
    615	{"Right Capture Source", "Speaker", "Speaker Mixer"},
    616	{"Right Capture Source", "Mono Out", "Mono Mixer"},
    617
    618	/* left ADC */
    619	{"Left ADC", NULL, "Left Capture Source"},
    620	{"Left Voice ADC", NULL, "Left ADC"},
    621	{"Left HiFi ADC", NULL, "Left ADC"},
    622
    623	/* right ADC */
    624	{"Right ADC", NULL, "Right Capture Source"},
    625	{"Right Voice ADC", NULL, "Right ADC"},
    626	{"Right HiFi ADC", NULL, "Right ADC"},
    627
    628	/* mic */
    629	{"Mic A Pre Amp", NULL, "Mic A Source"},
    630	{"Mic A Source", "Mic 1", "MIC1"},
    631	{"Mic A Source", "Mic 2 A", "MIC2A"},
    632	{"Mic A Source", "Mic 2 B", "Mic B Source"},
    633	{"Mic B Pre Amp", "MPB", "Mic B Source"},
    634	{"Mic B Source", NULL, "MIC2B"},
    635
    636	/* headphone capture */
    637	{"Capture Headphone Mux", "Stereo", "Capture Mixer"},
    638	{"Capture Headphone Mux", "Left", "Left Capture Source"},
    639	{"Capture Headphone Mux", "Right", "Right Capture Source"},
    640
    641	/* mono capture */
    642	{"Capture Mono Mux", "Stereo", "Capture Mixer"},
    643	{"Capture Mono Mux", "Left", "Left Capture Source"},
    644	{"Capture Mono Mux", "Right", "Right Capture Source"},
    645};
    646
    647static bool wm9713_readable_reg(struct device *dev, unsigned int reg)
    648{
    649	switch (reg) {
    650	case AC97_RESET ... AC97_PCM_SURR_DAC_RATE:
    651	case AC97_PCM_LR_ADC_RATE:
    652	case AC97_CENTER_LFE_MASTER:
    653	case AC97_SPDIF ... AC97_LINE1_LEVEL:
    654	case AC97_GPIO_CFG ... 0x5c:
    655	case AC97_CODEC_CLASS_REV ... AC97_PCI_SID:
    656	case 0x74 ... AC97_VENDOR_ID2:
    657		return true;
    658	default:
    659		return false;
    660	}
    661}
    662
    663static bool wm9713_writeable_reg(struct device *dev, unsigned int reg)
    664{
    665	switch (reg) {
    666	case AC97_VENDOR_ID1:
    667	case AC97_VENDOR_ID2:
    668		return false;
    669	default:
    670		return wm9713_readable_reg(dev, reg);
    671	}
    672}
    673
    674static const struct reg_default wm9713_reg_defaults[] = {
    675	{ 0x02, 0x8080 },	/* Speaker Output Volume */
    676	{ 0x04, 0x8080 },	/* Headphone Output Volume */
    677	{ 0x06, 0x8080 },	/* Out3/OUT4 Volume */
    678	{ 0x08, 0xc880 },	/* Mono Volume */
    679	{ 0x0a, 0xe808 },	/* LINEIN Volume */
    680	{ 0x0c, 0xe808 },	/* DAC PGA Volume */
    681	{ 0x0e, 0x0808 },	/* MIC PGA Volume */
    682	{ 0x10, 0x00da },	/* MIC Routing Control */
    683	{ 0x12, 0x8000 },	/* Record PGA Volume */
    684	{ 0x14, 0xd600 },	/* Record Routing */
    685	{ 0x16, 0xaaa0 },	/* PCBEEP Volume */
    686	{ 0x18, 0xaaa0 },	/* VxDAC Volume */
    687	{ 0x1a, 0xaaa0 },	/* AUXDAC Volume */
    688	{ 0x1c, 0x0000 },	/* Output PGA Mux */
    689	{ 0x1e, 0x0000 },	/* DAC 3D control */
    690	{ 0x20, 0x0f0f },	/* DAC Tone Control*/
    691	{ 0x22, 0x0040 },	/* MIC Input Select & Bias */
    692	{ 0x24, 0x0000 },	/* Output Volume Mapping & Jack */
    693	{ 0x26, 0x7f00 },	/* Powerdown Ctrl/Stat*/
    694	{ 0x28, 0x0405 },	/* Extended Audio ID */
    695	{ 0x2a, 0x0410 },	/* Extended Audio Start/Ctrl */
    696	{ 0x2c, 0xbb80 },	/* Audio DACs Sample Rate */
    697	{ 0x2e, 0xbb80 },	/* AUXDAC Sample Rate */
    698	{ 0x32, 0xbb80 },	/* Audio ADCs Sample Rate */
    699	{ 0x36, 0x4523 },	/* PCM codec control */
    700	{ 0x3a, 0x2000 },	/* SPDIF control */
    701	{ 0x3c, 0xfdff },	/* Powerdown 1 */
    702	{ 0x3e, 0xffff },	/* Powerdown 2 */
    703	{ 0x40, 0x0000 },	/* General Purpose */
    704	{ 0x42, 0x0000 },	/* Fast Power-Up Control */
    705	{ 0x44, 0x0080 },	/* MCLK/PLL Control */
    706	{ 0x46, 0x0000 },	/* MCLK/PLL Control */
    707	{ 0x4c, 0xfffe },	/* GPIO Pin Configuration */
    708	{ 0x4e, 0xffff },	/* GPIO Pin Polarity / Type */
    709	{ 0x50, 0x0000 },	/* GPIO Pin Sticky */
    710	{ 0x52, 0x0000 },	/* GPIO Pin Wake-Up */
    711				/* GPIO Pin Status */
    712	{ 0x56, 0xfffe },	/* GPIO Pin Sharing */
    713	{ 0x58, 0x4000 },	/* GPIO PullUp/PullDown */
    714	{ 0x5a, 0x0000 },	/* Additional Functions 1 */
    715	{ 0x5c, 0x0000 },	/* Additional Functions 2 */
    716	{ 0x60, 0xb032 },	/* ALC Control */
    717	{ 0x62, 0x3e00 },	/* ALC / Noise Gate Control */
    718	{ 0x64, 0x0000 },	/* AUXDAC input control */
    719	{ 0x74, 0x0000 },	/* Digitiser Reg 1 */
    720	{ 0x76, 0x0006 },	/* Digitiser Reg 2 */
    721	{ 0x78, 0x0001 },	/* Digitiser Reg 3 */
    722	{ 0x7a, 0x0000 },	/* Digitiser Read Back */
    723};
    724
    725static const struct regmap_config wm9713_regmap_config = {
    726	.reg_bits = 16,
    727	.reg_stride = 2,
    728	.val_bits = 16,
    729	.max_register = 0x7e,
    730	.cache_type = REGCACHE_RBTREE,
    731
    732	.reg_defaults = wm9713_reg_defaults,
    733	.num_reg_defaults = ARRAY_SIZE(wm9713_reg_defaults),
    734	.volatile_reg = regmap_ac97_default_volatile,
    735	.readable_reg = wm9713_readable_reg,
    736	.writeable_reg = wm9713_writeable_reg,
    737};
    738
    739/* PLL divisors */
    740struct _pll_div {
    741	u32 divsel:1;
    742	u32 divctl:1;
    743	u32 lf:1;
    744	u32 n:4;
    745	u32 k:24;
    746};
    747
    748/* The size in bits of the PLL divide multiplied by 10
    749 * to allow rounding later */
    750#define FIXED_PLL_SIZE ((1 << 22) * 10)
    751
    752static void pll_factors(struct snd_soc_component *component,
    753	struct _pll_div *pll_div, unsigned int source)
    754{
    755	u64 Kpart;
    756	unsigned int K, Ndiv, Nmod, target;
    757
    758	/* The PLL output is always 98.304MHz. */
    759	target = 98304000;
    760
    761	/* If the input frequency is over 14.4MHz then scale it down. */
    762	if (source > 14400000) {
    763		source >>= 1;
    764		pll_div->divsel = 1;
    765
    766		if (source > 14400000) {
    767			source >>= 1;
    768			pll_div->divctl = 1;
    769		} else
    770			pll_div->divctl = 0;
    771
    772	} else {
    773		pll_div->divsel = 0;
    774		pll_div->divctl = 0;
    775	}
    776
    777	/* Low frequency sources require an additional divide in the
    778	 * loop.
    779	 */
    780	if (source < 8192000) {
    781		pll_div->lf = 1;
    782		target >>= 2;
    783	} else
    784		pll_div->lf = 0;
    785
    786	Ndiv = target / source;
    787	if ((Ndiv < 5) || (Ndiv > 12))
    788		dev_warn(component->dev,
    789			"WM9713 PLL N value %u out of recommended range!\n",
    790			Ndiv);
    791
    792	pll_div->n = Ndiv;
    793	Nmod = target % source;
    794	Kpart = FIXED_PLL_SIZE * (long long)Nmod;
    795
    796	do_div(Kpart, source);
    797
    798	K = Kpart & 0xFFFFFFFF;
    799
    800	/* Check if we need to round */
    801	if ((K % 10) >= 5)
    802		K += 5;
    803
    804	/* Move down to proper range now rounding is done */
    805	K /= 10;
    806
    807	pll_div->k = K;
    808}
    809
    810/*
    811 * Please note that changing the PLL input frequency may require
    812 * resynchronisation with the AC97 controller.
    813 */
    814static int wm9713_set_pll(struct snd_soc_component *component,
    815	int pll_id, unsigned int freq_in, unsigned int freq_out)
    816{
    817	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
    818	u16 reg, reg2;
    819	struct _pll_div pll_div;
    820
    821	/* turn PLL off ? */
    822	if (freq_in == 0) {
    823		/* disable PLL power and select ext source */
    824		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0080, 0x0080);
    825		snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x0200, 0x0200);
    826		wm9713->pll_in = 0;
    827		return 0;
    828	}
    829
    830	pll_factors(component, &pll_div, freq_in);
    831
    832	if (pll_div.k == 0) {
    833		reg = (pll_div.n << 12) | (pll_div.lf << 11) |
    834			(pll_div.divsel << 9) | (pll_div.divctl << 8);
    835		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    836	} else {
    837		/* write the fractional k to the reg 0x46 pages */
    838		reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
    839			(pll_div.divsel << 9) | (pll_div.divctl << 8);
    840
    841		/* K [21:20] */
    842		reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
    843		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    844
    845		/* K [19:16] */
    846		reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
    847		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    848
    849		/* K [15:12] */
    850		reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
    851		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    852
    853		/* K [11:8] */
    854		reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
    855		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    856
    857		/* K [7:4] */
    858		reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
    859		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    860
    861		reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
    862		snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
    863	}
    864
    865	/* turn PLL on and select as source */
    866	snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x0200, 0x0000);
    867	snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0080, 0x0000);
    868	wm9713->pll_in = freq_in;
    869
    870	/* wait 10ms AC97 link frames for the link to stabilise */
    871	schedule_timeout_interruptible(msecs_to_jiffies(10));
    872	return 0;
    873}
    874
    875static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
    876		int source, unsigned int freq_in, unsigned int freq_out)
    877{
    878	struct snd_soc_component *component = codec_dai->component;
    879	return wm9713_set_pll(component, pll_id, freq_in, freq_out);
    880}
    881
    882/*
    883 * Tristate the PCM DAI lines, tristate can be disabled by calling
    884 * wm9713_set_dai_fmt()
    885 */
    886static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
    887	int tristate)
    888{
    889	struct snd_soc_component *component = codec_dai->component;
    890
    891	if (tristate)
    892		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
    893				    0x6000, 0x0000);
    894
    895	return 0;
    896}
    897
    898/*
    899 * Configure WM9713 clock dividers.
    900 * Voice DAC needs 256 FS
    901 */
    902static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
    903		int div_id, int div)
    904{
    905	struct snd_soc_component *component = codec_dai->component;
    906
    907	switch (div_id) {
    908	case WM9713_PCMCLK_DIV:
    909		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, div);
    910		break;
    911	case WM9713_CLKA_MULT:
    912		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0002, div);
    913		break;
    914	case WM9713_CLKB_MULT:
    915		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0004, div);
    916		break;
    917	case WM9713_HIFI_DIV:
    918		snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x7000, div);
    919		break;
    920	case WM9713_PCMBCLK_DIV:
    921		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER, 0x0e00, div);
    922		break;
    923	case WM9713_PCMCLK_PLL_DIV:
    924		snd_soc_component_update_bits(component, AC97_LINE1_LEVEL,
    925				    0x007f, div | 0x60);
    926		break;
    927	case WM9713_HIFI_PLL_DIV:
    928		snd_soc_component_update_bits(component, AC97_LINE1_LEVEL,
    929				    0x007f, div | 0x70);
    930		break;
    931	default:
    932		return -EINVAL;
    933	}
    934
    935	return 0;
    936}
    937
    938static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
    939		unsigned int fmt)
    940{
    941	struct snd_soc_component *component = codec_dai->component;
    942	u16 gpio = snd_soc_component_read(component, AC97_GPIO_CFG) & 0xffc5;
    943	u16 reg = 0x8000;
    944
    945	/* clock masters */
    946	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
    947	case SND_SOC_DAIFMT_CBM_CFM:
    948		reg |= 0x4000;
    949		gpio |= 0x0010;
    950		break;
    951	case SND_SOC_DAIFMT_CBM_CFS:
    952		reg |= 0x6000;
    953		gpio |= 0x0018;
    954		break;
    955	case SND_SOC_DAIFMT_CBS_CFS:
    956		reg |= 0x2000;
    957		gpio |= 0x001a;
    958		break;
    959	case SND_SOC_DAIFMT_CBS_CFM:
    960		gpio |= 0x0012;
    961		break;
    962	}
    963
    964	/* clock inversion */
    965	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
    966	case SND_SOC_DAIFMT_IB_IF:
    967		reg |= 0x00c0;
    968		break;
    969	case SND_SOC_DAIFMT_IB_NF:
    970		reg |= 0x0080;
    971		break;
    972	case SND_SOC_DAIFMT_NB_IF:
    973		reg |= 0x0040;
    974		break;
    975	}
    976
    977	/* DAI format */
    978	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
    979	case SND_SOC_DAIFMT_I2S:
    980		reg |= 0x0002;
    981		break;
    982	case SND_SOC_DAIFMT_RIGHT_J:
    983		break;
    984	case SND_SOC_DAIFMT_LEFT_J:
    985		reg |= 0x0001;
    986		break;
    987	case SND_SOC_DAIFMT_DSP_A:
    988		reg |= 0x0003;
    989		break;
    990	case SND_SOC_DAIFMT_DSP_B:
    991		reg |= 0x0043;
    992		break;
    993	}
    994
    995	snd_soc_component_write(component, AC97_GPIO_CFG, gpio);
    996	snd_soc_component_write(component, AC97_CENTER_LFE_MASTER, reg);
    997	return 0;
    998}
    999
   1000static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
   1001				struct snd_pcm_hw_params *params,
   1002				struct snd_soc_dai *dai)
   1003{
   1004	struct snd_soc_component *component = dai->component;
   1005
   1006	/* enable PCM interface in master mode */
   1007	switch (params_width(params)) {
   1008	case 16:
   1009		break;
   1010	case 20:
   1011		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
   1012				    0x000c, 0x0004);
   1013		break;
   1014	case 24:
   1015		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
   1016				    0x000c, 0x0008);
   1017		break;
   1018	case 32:
   1019		snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
   1020				    0x000c, 0x000c);
   1021		break;
   1022	}
   1023	return 0;
   1024}
   1025
   1026static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
   1027			     struct snd_soc_dai *dai)
   1028{
   1029	struct snd_soc_component *component = dai->component;
   1030	struct snd_pcm_runtime *runtime = substream->runtime;
   1031	int reg;
   1032
   1033	snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
   1034
   1035	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
   1036		reg = AC97_PCM_FRONT_DAC_RATE;
   1037	else
   1038		reg = AC97_PCM_LR_ADC_RATE;
   1039
   1040	return snd_soc_component_write(component, reg, runtime->rate);
   1041}
   1042
   1043static int ac97_aux_prepare(struct snd_pcm_substream *substream,
   1044			    struct snd_soc_dai *dai)
   1045{
   1046	struct snd_soc_component *component = dai->component;
   1047	struct snd_pcm_runtime *runtime = substream->runtime;
   1048
   1049	snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
   1050	snd_soc_component_update_bits(component, AC97_PCI_SID, 0x8000, 0x8000);
   1051
   1052	if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
   1053		return -ENODEV;
   1054
   1055	return snd_soc_component_write(component, AC97_PCM_SURR_DAC_RATE, runtime->rate);
   1056}
   1057
   1058#define WM9713_RATES (SNDRV_PCM_RATE_8000  |	\
   1059		      SNDRV_PCM_RATE_11025 |	\
   1060		      SNDRV_PCM_RATE_22050 |	\
   1061		      SNDRV_PCM_RATE_44100 |	\
   1062		      SNDRV_PCM_RATE_48000)
   1063
   1064#define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000  |	\
   1065			  SNDRV_PCM_RATE_11025 |	\
   1066			  SNDRV_PCM_RATE_16000 |	\
   1067			  SNDRV_PCM_RATE_22050 |	\
   1068			  SNDRV_PCM_RATE_44100 |	\
   1069			  SNDRV_PCM_RATE_48000)
   1070
   1071#define WM9713_PCM_FORMATS \
   1072	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
   1073	 SNDRV_PCM_FMTBIT_S24_LE)
   1074
   1075static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
   1076	.prepare	= ac97_hifi_prepare,
   1077	.set_clkdiv	= wm9713_set_dai_clkdiv,
   1078	.set_pll	= wm9713_set_dai_pll,
   1079};
   1080
   1081static const struct snd_soc_dai_ops wm9713_dai_ops_aux = {
   1082	.prepare	= ac97_aux_prepare,
   1083	.set_clkdiv	= wm9713_set_dai_clkdiv,
   1084	.set_pll	= wm9713_set_dai_pll,
   1085};
   1086
   1087static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
   1088	.hw_params	= wm9713_pcm_hw_params,
   1089	.set_clkdiv	= wm9713_set_dai_clkdiv,
   1090	.set_pll	= wm9713_set_dai_pll,
   1091	.set_fmt	= wm9713_set_dai_fmt,
   1092	.set_tristate	= wm9713_set_dai_tristate,
   1093};
   1094
   1095static struct snd_soc_dai_driver wm9713_dai[] = {
   1096{
   1097	.name = "wm9713-hifi",
   1098	.playback = {
   1099		.stream_name = "HiFi Playback",
   1100		.channels_min = 1,
   1101		.channels_max = 2,
   1102		.rates = WM9713_RATES,
   1103		.formats = SND_SOC_STD_AC97_FMTS,},
   1104	.capture = {
   1105		.stream_name = "HiFi Capture",
   1106		.channels_min = 1,
   1107		.channels_max = 2,
   1108		.rates = WM9713_RATES,
   1109		.formats = SND_SOC_STD_AC97_FMTS,},
   1110	.ops = &wm9713_dai_ops_hifi,
   1111	},
   1112	{
   1113	.name = "wm9713-aux",
   1114	.playback = {
   1115		.stream_name = "Aux Playback",
   1116		.channels_min = 1,
   1117		.channels_max = 1,
   1118		.rates = WM9713_RATES,
   1119		.formats = SND_SOC_STD_AC97_FMTS,},
   1120	.ops = &wm9713_dai_ops_aux,
   1121	},
   1122	{
   1123	.name = "wm9713-voice",
   1124	.playback = {
   1125		.stream_name = "Voice Playback",
   1126		.channels_min = 1,
   1127		.channels_max = 1,
   1128		.rates = WM9713_PCM_RATES,
   1129		.formats = WM9713_PCM_FORMATS,},
   1130	.capture = {
   1131		.stream_name = "Voice Capture",
   1132		.channels_min = 1,
   1133		.channels_max = 2,
   1134		.rates = WM9713_PCM_RATES,
   1135		.formats = WM9713_PCM_FORMATS,},
   1136	.ops = &wm9713_dai_ops_voice,
   1137	.symmetric_rate = 1,
   1138	},
   1139};
   1140
   1141static int wm9713_set_bias_level(struct snd_soc_component *component,
   1142				 enum snd_soc_bias_level level)
   1143{
   1144	switch (level) {
   1145	case SND_SOC_BIAS_ON:
   1146		/* enable thermal shutdown */
   1147		snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0xe400, 0x0000);
   1148		break;
   1149	case SND_SOC_BIAS_PREPARE:
   1150		break;
   1151	case SND_SOC_BIAS_STANDBY:
   1152		/* enable master bias and vmid */
   1153		snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0xc400, 0x0000);
   1154		snd_soc_component_write(component, AC97_POWERDOWN, 0x0000);
   1155		break;
   1156	case SND_SOC_BIAS_OFF:
   1157		/* disable everything including AC link */
   1158		snd_soc_component_write(component, AC97_EXTENDED_MID, 0xffff);
   1159		snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
   1160		snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
   1161		break;
   1162	}
   1163	return 0;
   1164}
   1165
   1166static int wm9713_soc_suspend(struct snd_soc_component *component)
   1167{
   1168	/* Disable everything except touchpanel - that will be handled
   1169	 * by the touch driver and left disabled if touch is not in
   1170	 * use. */
   1171	snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x7fff,
   1172				 0x7fff);
   1173	snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
   1174	snd_soc_component_write(component, AC97_POWERDOWN, 0x6f00);
   1175	snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
   1176
   1177	return 0;
   1178}
   1179
   1180static int wm9713_soc_resume(struct snd_soc_component *component)
   1181{
   1182	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
   1183	int ret;
   1184
   1185	ret = snd_ac97_reset(wm9713->ac97, true, WM9713_VENDOR_ID,
   1186		WM9713_VENDOR_ID_MASK);
   1187	if (ret < 0)
   1188		return ret;
   1189
   1190	snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
   1191
   1192	/* do we need to re-start the PLL ? */
   1193	if (wm9713->pll_in)
   1194		wm9713_set_pll(component, 0, wm9713->pll_in, 0);
   1195
   1196	/* only synchronise the codec if warm reset failed */
   1197	if (ret == 0) {
   1198		regcache_mark_dirty(component->regmap);
   1199		snd_soc_component_cache_sync(component);
   1200	}
   1201
   1202	return ret;
   1203}
   1204
   1205static int wm9713_soc_probe(struct snd_soc_component *component)
   1206{
   1207	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
   1208	struct regmap *regmap = NULL;
   1209
   1210	if (wm9713->mfd_pdata) {
   1211		wm9713->ac97 = wm9713->mfd_pdata->ac97;
   1212		regmap = wm9713->mfd_pdata->regmap;
   1213	} else if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS)) {
   1214		wm9713->ac97 = snd_soc_new_ac97_component(component, WM9713_VENDOR_ID,
   1215						      WM9713_VENDOR_ID_MASK);
   1216		if (IS_ERR(wm9713->ac97))
   1217			return PTR_ERR(wm9713->ac97);
   1218		regmap = regmap_init_ac97(wm9713->ac97, &wm9713_regmap_config);
   1219		if (IS_ERR(regmap)) {
   1220			snd_soc_free_ac97_component(wm9713->ac97);
   1221			return PTR_ERR(regmap);
   1222		}
   1223	} else {
   1224		return -ENXIO;
   1225	}
   1226
   1227	snd_soc_component_init_regmap(component, regmap);
   1228
   1229	/* unmute the adc - move to kcontrol */
   1230	snd_soc_component_update_bits(component, AC97_CD, 0x7fff, 0x0000);
   1231
   1232	return 0;
   1233}
   1234
   1235static void wm9713_soc_remove(struct snd_soc_component *component)
   1236{
   1237	struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
   1238
   1239	if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS) && !wm9713->mfd_pdata) {
   1240		snd_soc_component_exit_regmap(component);
   1241		snd_soc_free_ac97_component(wm9713->ac97);
   1242	}
   1243}
   1244
   1245static const struct snd_soc_component_driver soc_component_dev_wm9713 = {
   1246	.probe			= wm9713_soc_probe,
   1247	.remove			= wm9713_soc_remove,
   1248	.suspend		= wm9713_soc_suspend,
   1249	.resume			= wm9713_soc_resume,
   1250	.set_bias_level		= wm9713_set_bias_level,
   1251	.controls		= wm9713_snd_ac97_controls,
   1252	.num_controls		= ARRAY_SIZE(wm9713_snd_ac97_controls),
   1253	.dapm_widgets		= wm9713_dapm_widgets,
   1254	.num_dapm_widgets	= ARRAY_SIZE(wm9713_dapm_widgets),
   1255	.dapm_routes		= wm9713_audio_map,
   1256	.num_dapm_routes	= ARRAY_SIZE(wm9713_audio_map),
   1257	.idle_bias_on		= 1,
   1258	.use_pmdown_time	= 1,
   1259	.endianness		= 1,
   1260	.non_legacy_dai_naming	= 1,
   1261};
   1262
   1263static int wm9713_probe(struct platform_device *pdev)
   1264{
   1265	struct wm9713_priv *wm9713;
   1266
   1267	wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
   1268	if (wm9713 == NULL)
   1269		return -ENOMEM;
   1270
   1271	mutex_init(&wm9713->lock);
   1272
   1273	wm9713->mfd_pdata = dev_get_platdata(&pdev->dev);
   1274	platform_set_drvdata(pdev, wm9713);
   1275
   1276	return devm_snd_soc_register_component(&pdev->dev,
   1277			&soc_component_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
   1278}
   1279
   1280static struct platform_driver wm9713_codec_driver = {
   1281	.driver = {
   1282			.name = "wm9713-codec",
   1283	},
   1284
   1285	.probe = wm9713_probe,
   1286};
   1287
   1288module_platform_driver(wm9713_codec_driver);
   1289
   1290MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
   1291MODULE_AUTHOR("Liam Girdwood");
   1292MODULE_LICENSE("GPL");