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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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10
sound/pci/ac97/Makefile Normal file
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#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
#
snd-ac97-codec-y := ac97_codec.o ac97_pcm.o
snd-ac97-codec-$(CONFIG_PROC_FS) += ac97_proc.o
# Toplevel Module Dependency
obj-$(CONFIG_SND_AC97_CODEC) += snd-ac97-codec.o

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sound/pci/ac97/ac97_codec.c Normal file
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sound/pci/ac97/ac97_id.h Normal file
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/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Universal interface for Audio Codec '97
*
* For more details look to AC '97 component specification revision 2.2
* by Intel Corporation (http://developer.intel.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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#define AC97_ID_AK4540 0x414b4d00
#define AC97_ID_AK4542 0x414b4d01
#define AC97_ID_AD1819 0x41445303
#define AC97_ID_AD1881 0x41445340
#define AC97_ID_AD1881A 0x41445348
#define AC97_ID_AD1885 0x41445360
#define AC97_ID_AD1886 0x41445361
#define AC97_ID_AD1887 0x41445362
#define AC97_ID_AD1886A 0x41445363
#define AC97_ID_AD1980 0x41445370
#define AC97_ID_TR28028 0x54524108
#define AC97_ID_STAC9700 0x83847600
#define AC97_ID_STAC9704 0x83847604
#define AC97_ID_STAC9705 0x83847605
#define AC97_ID_STAC9708 0x83847608
#define AC97_ID_STAC9721 0x83847609
#define AC97_ID_STAC9744 0x83847644
#define AC97_ID_STAC9756 0x83847656
#define AC97_ID_CS4297A 0x43525910
#define AC97_ID_CS4299 0x43525930
#define AC97_ID_CS4201 0x43525948
#define AC97_ID_CS4205 0x43525958
#define AC97_ID_CS_MASK 0xfffffff8 /* bit 0-2: rev */
#define AC97_ID_ALC100 0x414c4300
#define AC97_ID_ALC650 0x414c4720
#define AC97_ID_ALC650D 0x414c4721
#define AC97_ID_ALC650E 0x414c4722
#define AC97_ID_ALC650F 0x414c4723
#define AC97_ID_ALC655 0x414c4760
#define AC97_ID_ALC658 0x414c4780
#define AC97_ID_ALC658D 0x414c4781
#define AC97_ID_ALC850 0x414c4790
#define AC97_ID_YMF743 0x594d4800
#define AC97_ID_YMF753 0x594d4803
#define AC97_ID_VT1616 0x49434551
#define AC97_ID_CM9738 0x434d4941
#define AC97_ID_CM9739 0x434d4961
#define AC97_ID_CM9761_78 0x434d4978
#define AC97_ID_CM9761_82 0x434d4982
#define AC97_ID_CM9761_83 0x434d4983
#define AC97_ID_ST7597 0x53544d02
#define AC97_ID_ST_AC97_ID4 0x53544d04

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sound/pci/ac97/ac97_local.h Normal file
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/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Universal interface for Audio Codec '97
*
* For more details look to AC '97 component specification revision 2.2
* by Intel Corporation (http://developer.intel.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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
void snd_ac97_get_name(struct snd_ac97 *ac97, unsigned int id, char *name,
int modem);
int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg,
unsigned short mask, unsigned short value);
/* ac97_proc.c */
#ifdef CONFIG_PROC_FS
void snd_ac97_bus_proc_init(struct snd_ac97_bus * ac97);
void snd_ac97_bus_proc_done(struct snd_ac97_bus * ac97);
void snd_ac97_proc_init(struct snd_ac97 * ac97);
void snd_ac97_proc_done(struct snd_ac97 * ac97);
#else
#define snd_ac97_bus_proc_init(ac97_bus_t) do { } while (0)
#define snd_ac97_bus_proc_done(ac97_bus_t) do { } while (0)
#define snd_ac97_proc_init(ac97_t) do { } while (0)
#define snd_ac97_proc_done(ac97_t) do { } while (0)
#endif

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sound/pci/ac97/ac97_patch.c Normal file
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sound/pci/ac97/ac97_patch.h Normal file
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/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Universal interface for Audio Codec '97
*
* For more details look to AC '97 component specification revision 2.2
* by Intel Corporation (http://developer.intel.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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#define AC97_SINGLE_VALUE(reg,shift,mask,invert) \
((reg) | ((shift) << 8) | ((shift) << 12) | ((mask) << 16) | \
((invert) << 24))
#define AC97_PAGE_SINGLE_VALUE(reg,shift,mask,invert,page) \
(AC97_SINGLE_VALUE(reg,shift,mask,invert) | (1<<25) | ((page) << 26))
#define AC97_SINGLE(xname, reg, shift, mask, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
.info = snd_ac97_info_volsw, \
.get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
.private_value = AC97_SINGLE_VALUE(reg, shift, mask, invert) }
#define AC97_PAGE_SINGLE(xname, reg, shift, mask, invert, page) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
.info = snd_ac97_info_volsw, \
.get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
.private_value = AC97_PAGE_SINGLE_VALUE(reg, shift, mask, invert, page) }
#define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
.info = snd_ac97_info_volsw, \
.get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
.private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) }
/* enum control */
struct ac97_enum {
unsigned char reg;
unsigned char shift_l;
unsigned char shift_r;
unsigned short mask;
const char **texts;
};
#define AC97_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \
{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
.mask = xmask, .texts = xtexts }
#define AC97_ENUM_SINGLE(xreg, xshift, xmask, xtexts) \
AC97_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xtexts)
#define AC97_ENUM(xname, xenum) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
.info = snd_ac97_info_enum_double, \
.get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \
.private_value = (unsigned long)&xenum }
/* ac97_codec.c */
static const struct snd_kcontrol_new snd_ac97_controls_3d[];
static const struct snd_kcontrol_new snd_ac97_controls_spdif[];
static struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template,
struct snd_ac97 * ac97);
static int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
static int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
static int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
static int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit);
static int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name,
const char *suffix);
static int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src,
const char *dst, const char *suffix);
static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1,
const char *s2, const char *suffix);
static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src,
const char *dst);
#ifdef CONFIG_PM
static void snd_ac97_restore_status(struct snd_ac97 *ac97);
static void snd_ac97_restore_iec958(struct snd_ac97 *ac97);
#endif
static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
static int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);

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sound/pci/ac97/ac97_pcm.c Normal file
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/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Universal interface for Audio Codec '97
*
* For more details look to AC '97 component specification revision 2.2
* by Intel Corporation (http://developer.intel.com) and to datasheets
* for specific codecs.
*
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/export.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/control.h>
#include <sound/ac97_codec.h>
#include <sound/asoundef.h>
#include "ac97_id.h"
#include "ac97_local.h"
/*
* PCM support
*/
static unsigned char rate_reg_tables[2][4][9] = {
{
/* standard rates */
{
/* 3&4 front, 7&8 rear, 6&9 center/lfe */
AC97_PCM_FRONT_DAC_RATE, /* slot 3 */
AC97_PCM_FRONT_DAC_RATE, /* slot 4 */
0xff, /* slot 5 */
AC97_PCM_LFE_DAC_RATE, /* slot 6 */
AC97_PCM_SURR_DAC_RATE, /* slot 7 */
AC97_PCM_SURR_DAC_RATE, /* slot 8 */
AC97_PCM_LFE_DAC_RATE, /* slot 9 */
0xff, /* slot 10 */
0xff, /* slot 11 */
},
{
/* 7&8 front, 6&9 rear, 10&11 center/lfe */
0xff, /* slot 3 */
0xff, /* slot 4 */
0xff, /* slot 5 */
AC97_PCM_SURR_DAC_RATE, /* slot 6 */
AC97_PCM_FRONT_DAC_RATE, /* slot 7 */
AC97_PCM_FRONT_DAC_RATE, /* slot 8 */
AC97_PCM_SURR_DAC_RATE, /* slot 9 */
AC97_PCM_LFE_DAC_RATE, /* slot 10 */
AC97_PCM_LFE_DAC_RATE, /* slot 11 */
},
{
/* 6&9 front, 10&11 rear, 3&4 center/lfe */
AC97_PCM_LFE_DAC_RATE, /* slot 3 */
AC97_PCM_LFE_DAC_RATE, /* slot 4 */
0xff, /* slot 5 */
AC97_PCM_FRONT_DAC_RATE, /* slot 6 */
0xff, /* slot 7 */
0xff, /* slot 8 */
AC97_PCM_FRONT_DAC_RATE, /* slot 9 */
AC97_PCM_SURR_DAC_RATE, /* slot 10 */
AC97_PCM_SURR_DAC_RATE, /* slot 11 */
},
{
/* 10&11 front, 3&4 rear, 7&8 center/lfe */
AC97_PCM_SURR_DAC_RATE, /* slot 3 */
AC97_PCM_SURR_DAC_RATE, /* slot 4 */
0xff, /* slot 5 */
0xff, /* slot 6 */
AC97_PCM_LFE_DAC_RATE, /* slot 7 */
AC97_PCM_LFE_DAC_RATE, /* slot 8 */
0xff, /* slot 9 */
AC97_PCM_FRONT_DAC_RATE, /* slot 10 */
AC97_PCM_FRONT_DAC_RATE, /* slot 11 */
},
},
{
/* double rates */
{
/* 3&4 front, 7&8 front (t+1) */
AC97_PCM_FRONT_DAC_RATE, /* slot 3 */
AC97_PCM_FRONT_DAC_RATE, /* slot 4 */
0xff, /* slot 5 */
0xff, /* slot 6 */
AC97_PCM_FRONT_DAC_RATE, /* slot 7 */
AC97_PCM_FRONT_DAC_RATE, /* slot 8 */
0xff, /* slot 9 */
0xff, /* slot 10 */
0xff, /* slot 11 */
},
{
/* not specified in the specification */
0xff, /* slot 3 */
0xff, /* slot 4 */
0xff, /* slot 5 */
0xff, /* slot 6 */
0xff, /* slot 7 */
0xff, /* slot 8 */
0xff, /* slot 9 */
0xff, /* slot 10 */
0xff, /* slot 11 */
},
{
0xff, /* slot 3 */
0xff, /* slot 4 */
0xff, /* slot 5 */
0xff, /* slot 6 */
0xff, /* slot 7 */
0xff, /* slot 8 */
0xff, /* slot 9 */
0xff, /* slot 10 */
0xff, /* slot 11 */
},
{
0xff, /* slot 3 */
0xff, /* slot 4 */
0xff, /* slot 5 */
0xff, /* slot 6 */
0xff, /* slot 7 */
0xff, /* slot 8 */
0xff, /* slot 9 */
0xff, /* slot 10 */
0xff, /* slot 11 */
}
}};
/* FIXME: more various mappings for ADC? */
static unsigned char rate_cregs[9] = {
AC97_PCM_LR_ADC_RATE, /* 3 */
AC97_PCM_LR_ADC_RATE, /* 4 */
0xff, /* 5 */
AC97_PCM_MIC_ADC_RATE, /* 6 */
0xff, /* 7 */
0xff, /* 8 */
0xff, /* 9 */
0xff, /* 10 */
0xff, /* 11 */
};
static unsigned char get_slot_reg(struct ac97_pcm *pcm, unsigned short cidx,
unsigned short slot, int dbl)
{
if (slot < 3)
return 0xff;
if (slot > 11)
return 0xff;
if (pcm->spdif)
return AC97_SPDIF; /* pseudo register */
if (pcm->stream == SNDRV_PCM_STREAM_PLAYBACK)
return rate_reg_tables[dbl][pcm->r[dbl].rate_table[cidx]][slot - 3];
else
return rate_cregs[slot - 3];
}
static int set_spdif_rate(struct snd_ac97 *ac97, unsigned short rate)
{
unsigned short old, bits, reg, mask;
unsigned int sbits;
if (! (ac97->ext_id & AC97_EI_SPDIF))
return -ENODEV;
/* TODO: double rate support */
if (ac97->flags & AC97_CS_SPDIF) {
switch (rate) {
case 48000: bits = 0; break;
case 44100: bits = 1 << AC97_SC_SPSR_SHIFT; break;
default: /* invalid - disable output */
snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
return -EINVAL;
}
reg = AC97_CSR_SPDIF;
mask = 1 << AC97_SC_SPSR_SHIFT;
} else {
if (ac97->id == AC97_ID_CM9739 && rate != 48000) {
snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
return -EINVAL;
}
switch (rate) {
case 44100: bits = AC97_SC_SPSR_44K; break;
case 48000: bits = AC97_SC_SPSR_48K; break;
case 32000: bits = AC97_SC_SPSR_32K; break;
default: /* invalid - disable output */
snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
return -EINVAL;
}
reg = AC97_SPDIF;
mask = AC97_SC_SPSR_MASK;
}
mutex_lock(&ac97->reg_mutex);
old = snd_ac97_read(ac97, reg) & mask;
if (old != bits) {
snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
snd_ac97_update_bits_nolock(ac97, reg, mask, bits);
/* update the internal spdif bits */
sbits = ac97->spdif_status;
if (sbits & IEC958_AES0_PROFESSIONAL) {
sbits &= ~IEC958_AES0_PRO_FS;
switch (rate) {
case 44100: sbits |= IEC958_AES0_PRO_FS_44100; break;
case 48000: sbits |= IEC958_AES0_PRO_FS_48000; break;
case 32000: sbits |= IEC958_AES0_PRO_FS_32000; break;
}
} else {
sbits &= ~(IEC958_AES3_CON_FS << 24);
switch (rate) {
case 44100: sbits |= IEC958_AES3_CON_FS_44100<<24; break;
case 48000: sbits |= IEC958_AES3_CON_FS_48000<<24; break;
case 32000: sbits |= IEC958_AES3_CON_FS_32000<<24; break;
}
}
ac97->spdif_status = sbits;
}
snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF);
mutex_unlock(&ac97->reg_mutex);
return 0;
}
/**
* snd_ac97_set_rate - change the rate of the given input/output.
* @ac97: the ac97 instance
* @reg: the register to change
* @rate: the sample rate to set
*
* Changes the rate of the given input/output on the codec.
* If the codec doesn't support VAR, the rate must be 48000 (except
* for SPDIF).
*
* The valid registers are AC97_PMC_MIC_ADC_RATE,
* AC97_PCM_FRONT_DAC_RATE, AC97_PCM_LR_ADC_RATE.
* AC97_PCM_SURR_DAC_RATE and AC97_PCM_LFE_DAC_RATE are accepted
* if the codec supports them.
* AC97_SPDIF is accepted as a pseudo register to modify the SPDIF
* status bits.
*
* Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_set_rate(struct snd_ac97 *ac97, int reg, unsigned int rate)
{
int dbl;
unsigned int tmp;
dbl = rate > 48000;
if (dbl) {
if (!(ac97->flags & AC97_DOUBLE_RATE))
return -EINVAL;
if (reg != AC97_PCM_FRONT_DAC_RATE)
return -EINVAL;
}
snd_ac97_update_power(ac97, reg, 1);
switch (reg) {
case AC97_PCM_MIC_ADC_RATE:
if ((ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_VRM) == 0) /* MIC VRA */
if (rate != 48000)
return -EINVAL;
break;
case AC97_PCM_FRONT_DAC_RATE:
case AC97_PCM_LR_ADC_RATE:
if ((ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_VRA) == 0) /* VRA */
if (rate != 48000 && rate != 96000)
return -EINVAL;
break;
case AC97_PCM_SURR_DAC_RATE:
if (! (ac97->scaps & AC97_SCAP_SURROUND_DAC))
return -EINVAL;
break;
case AC97_PCM_LFE_DAC_RATE:
if (! (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC))
return -EINVAL;
break;
case AC97_SPDIF:
/* special case */
return set_spdif_rate(ac97, rate);
default:
return -EINVAL;
}
if (dbl)
rate /= 2;
tmp = (rate * ac97->bus->clock) / 48000;
if (tmp > 65535)
return -EINVAL;
if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE)
snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS,
AC97_EA_DRA, dbl ? AC97_EA_DRA : 0);
snd_ac97_update(ac97, reg, tmp & 0xffff);
snd_ac97_read(ac97, reg);
if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE) {
/* Intel controllers require double rate data to be put in
* slots 7+8
*/
snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE,
AC97_GP_DRSS_MASK,
dbl ? AC97_GP_DRSS_78 : 0);
snd_ac97_read(ac97, AC97_GENERAL_PURPOSE);
}
return 0;
}
EXPORT_SYMBOL(snd_ac97_set_rate);
static unsigned short get_pslots(struct snd_ac97 *ac97, unsigned char *rate_table, unsigned short *spdif_slots)
{
if (!ac97_is_audio(ac97))
return 0;
if (ac97_is_rev22(ac97) || ac97_can_amap(ac97)) {
unsigned short slots = 0;
if (ac97_is_rev22(ac97)) {
/* Note: it's simply emulation of AMAP behaviour */
u16 es;
es = ac97->regs[AC97_EXTENDED_ID] &= ~AC97_EI_DACS_SLOT_MASK;
switch (ac97->addr) {
case 1:
case 2: es |= (1<<AC97_EI_DACS_SLOT_SHIFT); break;
case 3: es |= (2<<AC97_EI_DACS_SLOT_SHIFT); break;
}
snd_ac97_write_cache(ac97, AC97_EXTENDED_ID, es);
}
switch (ac97->addr) {
case 0:
slots |= (1<<AC97_SLOT_PCM_LEFT)|(1<<AC97_SLOT_PCM_RIGHT);
if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
slots |= (1<<AC97_SLOT_PCM_SLEFT)|(1<<AC97_SLOT_PCM_SRIGHT);
if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC)
slots |= (1<<AC97_SLOT_PCM_CENTER)|(1<<AC97_SLOT_LFE);
if (ac97->ext_id & AC97_EI_SPDIF) {
if (!(ac97->scaps & AC97_SCAP_SURROUND_DAC))
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT)|(1<<AC97_SLOT_SPDIF_RIGHT);
else if (!(ac97->scaps & AC97_SCAP_CENTER_LFE_DAC))
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT1)|(1<<AC97_SLOT_SPDIF_RIGHT1);
else
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT2)|(1<<AC97_SLOT_SPDIF_RIGHT2);
}
*rate_table = 0;
break;
case 1:
case 2:
slots |= (1<<AC97_SLOT_PCM_SLEFT)|(1<<AC97_SLOT_PCM_SRIGHT);
if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
slots |= (1<<AC97_SLOT_PCM_CENTER)|(1<<AC97_SLOT_LFE);
if (ac97->ext_id & AC97_EI_SPDIF) {
if (!(ac97->scaps & AC97_SCAP_SURROUND_DAC))
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT1)|(1<<AC97_SLOT_SPDIF_RIGHT1);
else
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT2)|(1<<AC97_SLOT_SPDIF_RIGHT2);
}
*rate_table = 1;
break;
case 3:
slots |= (1<<AC97_SLOT_PCM_CENTER)|(1<<AC97_SLOT_LFE);
if (ac97->ext_id & AC97_EI_SPDIF)
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT2)|(1<<AC97_SLOT_SPDIF_RIGHT2);
*rate_table = 2;
break;
}
return slots;
} else {
unsigned short slots;
slots = (1<<AC97_SLOT_PCM_LEFT)|(1<<AC97_SLOT_PCM_RIGHT);
if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
slots |= (1<<AC97_SLOT_PCM_SLEFT)|(1<<AC97_SLOT_PCM_SRIGHT);
if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC)
slots |= (1<<AC97_SLOT_PCM_CENTER)|(1<<AC97_SLOT_LFE);
if (ac97->ext_id & AC97_EI_SPDIF) {
if (!(ac97->scaps & AC97_SCAP_SURROUND_DAC))
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT)|(1<<AC97_SLOT_SPDIF_RIGHT);
else if (!(ac97->scaps & AC97_SCAP_CENTER_LFE_DAC))
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT1)|(1<<AC97_SLOT_SPDIF_RIGHT1);
else
*spdif_slots = (1<<AC97_SLOT_SPDIF_LEFT2)|(1<<AC97_SLOT_SPDIF_RIGHT2);
}
*rate_table = 0;
return slots;
}
}
static unsigned short get_cslots(struct snd_ac97 *ac97)
{
unsigned short slots;
if (!ac97_is_audio(ac97))
return 0;
slots = (1<<AC97_SLOT_PCM_LEFT)|(1<<AC97_SLOT_PCM_RIGHT);
slots |= (1<<AC97_SLOT_MIC);
return slots;
}
static unsigned int get_rates(struct ac97_pcm *pcm, unsigned int cidx, unsigned short slots, int dbl)
{
int i, idx;
unsigned int rates = ~0;
unsigned char reg;
for (i = 3; i < 12; i++) {
if (!(slots & (1 << i)))
continue;
reg = get_slot_reg(pcm, cidx, i, dbl);
switch (reg) {
case AC97_PCM_FRONT_DAC_RATE: idx = AC97_RATES_FRONT_DAC; break;
case AC97_PCM_SURR_DAC_RATE: idx = AC97_RATES_SURR_DAC; break;
case AC97_PCM_LFE_DAC_RATE: idx = AC97_RATES_LFE_DAC; break;
case AC97_PCM_LR_ADC_RATE: idx = AC97_RATES_ADC; break;
case AC97_PCM_MIC_ADC_RATE: idx = AC97_RATES_MIC_ADC; break;
default: idx = AC97_RATES_SPDIF; break;
}
rates &= pcm->r[dbl].codec[cidx]->rates[idx];
}
if (!dbl)
rates &= ~(SNDRV_PCM_RATE_64000 | SNDRV_PCM_RATE_88200 |
SNDRV_PCM_RATE_96000);
return rates;
}
/**
* snd_ac97_pcm_assign - assign AC97 slots to given PCM streams
* @bus: the ac97 bus instance
* @pcms_count: count of PCMs to be assigned
* @pcms: PCMs to be assigned
*
* It assigns available AC97 slots for given PCMs. If none or only
* some slots are available, pcm->xxx.slots and pcm->xxx.rslots[] members
* are reduced and might be zero.
*
* Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_pcm_assign(struct snd_ac97_bus *bus,
unsigned short pcms_count,
const struct ac97_pcm *pcms)
{
int i, j, k;
const struct ac97_pcm *pcm;
struct ac97_pcm *rpcms, *rpcm;
unsigned short avail_slots[2][4];
unsigned char rate_table[2][4];
unsigned short tmp, slots;
unsigned short spdif_slots[4];
unsigned int rates;
struct snd_ac97 *codec;
rpcms = kcalloc(pcms_count, sizeof(struct ac97_pcm), GFP_KERNEL);
if (rpcms == NULL)
return -ENOMEM;
memset(avail_slots, 0, sizeof(avail_slots));
memset(rate_table, 0, sizeof(rate_table));
memset(spdif_slots, 0, sizeof(spdif_slots));
for (i = 0; i < 4; i++) {
codec = bus->codec[i];
if (!codec)
continue;
avail_slots[0][i] = get_pslots(codec, &rate_table[0][i], &spdif_slots[i]);
avail_slots[1][i] = get_cslots(codec);
if (!(codec->scaps & AC97_SCAP_INDEP_SDIN)) {
for (j = 0; j < i; j++) {
if (bus->codec[j])
avail_slots[1][i] &= ~avail_slots[1][j];
}
}
}
/* first step - exclusive devices */
for (i = 0; i < pcms_count; i++) {
pcm = &pcms[i];
rpcm = &rpcms[i];
/* low-level driver thinks that it's more clever */
if (pcm->copy_flag) {
*rpcm = *pcm;
continue;
}
rpcm->stream = pcm->stream;
rpcm->exclusive = pcm->exclusive;
rpcm->spdif = pcm->spdif;
rpcm->private_value = pcm->private_value;
rpcm->bus = bus;
rpcm->rates = ~0;
slots = pcm->r[0].slots;
for (j = 0; j < 4 && slots; j++) {
if (!bus->codec[j])
continue;
rates = ~0;
if (pcm->spdif && pcm->stream == 0)
tmp = spdif_slots[j];
else
tmp = avail_slots[pcm->stream][j];
if (pcm->exclusive) {
/* exclusive access */
tmp &= slots;
for (k = 0; k < i; k++) {
if (rpcm->stream == rpcms[k].stream)
tmp &= ~rpcms[k].r[0].rslots[j];
}
} else {
/* non-exclusive access */
tmp &= pcm->r[0].slots;
}
if (tmp) {
rpcm->r[0].rslots[j] = tmp;
rpcm->r[0].codec[j] = bus->codec[j];
rpcm->r[0].rate_table[j] = rate_table[pcm->stream][j];
if (bus->no_vra)
rates = SNDRV_PCM_RATE_48000;
else
rates = get_rates(rpcm, j, tmp, 0);
if (pcm->exclusive)
avail_slots[pcm->stream][j] &= ~tmp;
}
slots &= ~tmp;
rpcm->r[0].slots |= tmp;
rpcm->rates &= rates;
}
/* for double rate, we check the first codec only */
if (pcm->stream == SNDRV_PCM_STREAM_PLAYBACK &&
bus->codec[0] && (bus->codec[0]->flags & AC97_DOUBLE_RATE) &&
rate_table[pcm->stream][0] == 0) {
tmp = (1<<AC97_SLOT_PCM_LEFT) | (1<<AC97_SLOT_PCM_RIGHT) |
(1<<AC97_SLOT_PCM_LEFT_0) | (1<<AC97_SLOT_PCM_RIGHT_0);
if ((tmp & pcm->r[1].slots) == tmp) {
rpcm->r[1].slots = tmp;
rpcm->r[1].rslots[0] = tmp;
rpcm->r[1].rate_table[0] = 0;
rpcm->r[1].codec[0] = bus->codec[0];
if (pcm->exclusive)
avail_slots[pcm->stream][0] &= ~tmp;
if (bus->no_vra)
rates = SNDRV_PCM_RATE_96000;
else
rates = get_rates(rpcm, 0, tmp, 1);
rpcm->rates |= rates;
}
}
if (rpcm->rates == ~0)
rpcm->rates = 0; /* not used */
}
bus->pcms_count = pcms_count;
bus->pcms = rpcms;
return 0;
}
EXPORT_SYMBOL(snd_ac97_pcm_assign);
/**
* snd_ac97_pcm_open - opens the given AC97 pcm
* @pcm: the ac97 pcm instance
* @rate: rate in Hz, if codec does not support VRA, this value must be 48000Hz
* @cfg: output stream characteristics
* @slots: a subset of allocated slots (snd_ac97_pcm_assign) for this pcm
*
* It locks the specified slots and sets the given rate to AC97 registers.
*
* Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_pcm_open(struct ac97_pcm *pcm, unsigned int rate,
enum ac97_pcm_cfg cfg, unsigned short slots)
{
struct snd_ac97_bus *bus;
int i, cidx, r, ok_flag;
unsigned int reg_ok[4] = {0,0,0,0};
unsigned char reg;
int err = 0;
r = rate > 48000;
bus = pcm->bus;
if (cfg == AC97_PCM_CFG_SPDIF) {
for (cidx = 0; cidx < 4; cidx++)
if (bus->codec[cidx] && (bus->codec[cidx]->ext_id & AC97_EI_SPDIF)) {
err = set_spdif_rate(bus->codec[cidx], rate);
if (err < 0)
return err;
}
}
spin_lock_irq(&pcm->bus->bus_lock);
for (i = 3; i < 12; i++) {
if (!(slots & (1 << i)))
continue;
ok_flag = 0;
for (cidx = 0; cidx < 4; cidx++) {
if (bus->used_slots[pcm->stream][cidx] & (1 << i)) {
spin_unlock_irq(&pcm->bus->bus_lock);
err = -EBUSY;
goto error;
}
if (pcm->r[r].rslots[cidx] & (1 << i)) {
bus->used_slots[pcm->stream][cidx] |= (1 << i);
ok_flag++;
}
}
if (!ok_flag) {
spin_unlock_irq(&pcm->bus->bus_lock);
dev_err(bus->card->dev,
"cannot find configuration for AC97 slot %i\n",
i);
err = -EAGAIN;
goto error;
}
}
pcm->cur_dbl = r;
spin_unlock_irq(&pcm->bus->bus_lock);
for (i = 3; i < 12; i++) {
if (!(slots & (1 << i)))
continue;
for (cidx = 0; cidx < 4; cidx++) {
if (pcm->r[r].rslots[cidx] & (1 << i)) {
reg = get_slot_reg(pcm, cidx, i, r);
if (reg == 0xff) {
dev_err(bus->card->dev,
"invalid AC97 slot %i?\n", i);
continue;
}
if (reg_ok[cidx] & (1 << (reg - AC97_PCM_FRONT_DAC_RATE)))
continue;
dev_dbg(bus->card->dev,
"setting ac97 reg 0x%x to rate %d\n",
reg, rate);
err = snd_ac97_set_rate(pcm->r[r].codec[cidx], reg, rate);
if (err < 0)
dev_err(bus->card->dev,
"error in snd_ac97_set_rate: cidx=%d, reg=0x%x, rate=%d, err=%d\n",
cidx, reg, rate, err);
else
reg_ok[cidx] |= (1 << (reg - AC97_PCM_FRONT_DAC_RATE));
}
}
}
pcm->aslots = slots;
return 0;
error:
pcm->aslots = slots;
snd_ac97_pcm_close(pcm);
return err;
}
EXPORT_SYMBOL(snd_ac97_pcm_open);
/**
* snd_ac97_pcm_close - closes the given AC97 pcm
* @pcm: the ac97 pcm instance
*
* It frees the locked AC97 slots.
*
* Return: Zero.
*/
int snd_ac97_pcm_close(struct ac97_pcm *pcm)
{
struct snd_ac97_bus *bus;
unsigned short slots = pcm->aslots;
int i, cidx;
#ifdef CONFIG_SND_AC97_POWER_SAVE
int r = pcm->cur_dbl;
for (i = 3; i < 12; i++) {
if (!(slots & (1 << i)))
continue;
for (cidx = 0; cidx < 4; cidx++) {
if (pcm->r[r].rslots[cidx] & (1 << i)) {
int reg = get_slot_reg(pcm, cidx, i, r);
snd_ac97_update_power(pcm->r[r].codec[cidx],
reg, 0);
}
}
}
#endif
bus = pcm->bus;
spin_lock_irq(&pcm->bus->bus_lock);
for (i = 3; i < 12; i++) {
if (!(slots & (1 << i)))
continue;
for (cidx = 0; cidx < 4; cidx++)
bus->used_slots[pcm->stream][cidx] &= ~(1 << i);
}
pcm->aslots = 0;
pcm->cur_dbl = 0;
spin_unlock_irq(&pcm->bus->bus_lock);
return 0;
}
EXPORT_SYMBOL(snd_ac97_pcm_close);
static int double_rate_hw_constraint_rate(struct snd_pcm_hw_params *params,
struct snd_pcm_hw_rule *rule)
{
struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
if (channels->min > 2) {
static const struct snd_interval single_rates = {
.min = 1,
.max = 48000,
};
struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
return snd_interval_refine(rate, &single_rates);
}
return 0;
}
static int double_rate_hw_constraint_channels(struct snd_pcm_hw_params *params,
struct snd_pcm_hw_rule *rule)
{
struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
if (rate->min > 48000) {
static const struct snd_interval double_rate_channels = {
.min = 2,
.max = 2,
};
struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
return snd_interval_refine(channels, &double_rate_channels);
}
return 0;
}
/**
* snd_ac97_pcm_double_rate_rules - set double rate constraints
* @runtime: the runtime of the ac97 front playback pcm
*
* Installs the hardware constraint rules to prevent using double rates and
* more than two channels at the same time.
*
* Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_pcm_double_rate_rules(struct snd_pcm_runtime *runtime)
{
int err;
err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
double_rate_hw_constraint_rate, NULL,
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
if (err < 0)
return err;
err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
double_rate_hw_constraint_channels, NULL,
SNDRV_PCM_HW_PARAM_RATE, -1);
return err;
}
EXPORT_SYMBOL(snd_ac97_pcm_double_rate_rules);

490
sound/pci/ac97/ac97_proc.c Normal file
View file

@ -0,0 +1,490 @@
/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Universal interface for Audio Codec '97
*
* For more details look to AC '97 component specification revision 2.2
* by Intel Corporation (http://developer.intel.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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/mutex.h>
#include <sound/core.h>
#include <sound/ac97_codec.h>
#include <sound/asoundef.h>
#include "ac97_local.h"
#include "ac97_id.h"
/*
* proc interface
*/
static void snd_ac97_proc_read_functions(struct snd_ac97 *ac97, struct snd_info_buffer *buffer)
{
int header = 0, function;
unsigned short info, sense_info;
static const char *function_names[12] = {
"Master Out", "AUX Out", "Center/LFE Out", "SPDIF Out",
"Phone In", "Mic 1", "Mic 2", "Line In", "CD In", "Video In",
"Aux In", "Mono Out"
};
static const char *locations[8] = {
"Rear I/O Panel", "Front Panel", "Motherboard", "Dock/External",
"reserved", "reserved", "reserved", "NC/unused"
};
for (function = 0; function < 12; ++function) {
snd_ac97_write(ac97, AC97_FUNC_SELECT, function << 1);
info = snd_ac97_read(ac97, AC97_FUNC_INFO);
if (!(info & 0x0001))
continue;
if (!header) {
snd_iprintf(buffer, "\n Gain Inverted Buffer delay Location\n");
header = 1;
}
sense_info = snd_ac97_read(ac97, AC97_SENSE_INFO);
snd_iprintf(buffer, "%-17s: %3d.%d dBV %c %2d/fs %s\n",
function_names[function],
(info & 0x8000 ? -1 : 1) * ((info & 0x7000) >> 12) * 3 / 2,
((info & 0x0800) >> 11) * 5,
info & 0x0400 ? 'X' : '-',
(info & 0x03e0) >> 5,
locations[sense_info >> 13]);
}
}
static const char *snd_ac97_stereo_enhancements[] =
{
/* 0 */ "No 3D Stereo Enhancement",
/* 1 */ "Analog Devices Phat Stereo",
/* 2 */ "Creative Stereo Enhancement",
/* 3 */ "National Semi 3D Stereo Enhancement",
/* 4 */ "YAMAHA Ymersion",
/* 5 */ "BBE 3D Stereo Enhancement",
/* 6 */ "Crystal Semi 3D Stereo Enhancement",
/* 7 */ "Qsound QXpander",
/* 8 */ "Spatializer 3D Stereo Enhancement",
/* 9 */ "SRS 3D Stereo Enhancement",
/* 10 */ "Platform Tech 3D Stereo Enhancement",
/* 11 */ "AKM 3D Audio",
/* 12 */ "Aureal Stereo Enhancement",
/* 13 */ "Aztech 3D Enhancement",
/* 14 */ "Binaura 3D Audio Enhancement",
/* 15 */ "ESS Technology Stereo Enhancement",
/* 16 */ "Harman International VMAx",
/* 17 */ "Nvidea/IC Ensemble/KS Waves 3D Stereo Enhancement",
/* 18 */ "Philips Incredible Sound",
/* 19 */ "Texas Instruments 3D Stereo Enhancement",
/* 20 */ "VLSI Technology 3D Stereo Enhancement",
/* 21 */ "TriTech 3D Stereo Enhancement",
/* 22 */ "Realtek 3D Stereo Enhancement",
/* 23 */ "Samsung 3D Stereo Enhancement",
/* 24 */ "Wolfson Microelectronics 3D Enhancement",
/* 25 */ "Delta Integration 3D Enhancement",
/* 26 */ "SigmaTel 3D Enhancement",
/* 27 */ "IC Ensemble/KS Waves",
/* 28 */ "Rockwell 3D Stereo Enhancement",
/* 29 */ "Reserved 29",
/* 30 */ "Reserved 30",
/* 31 */ "Reserved 31"
};
static void snd_ac97_proc_read_main(struct snd_ac97 *ac97, struct snd_info_buffer *buffer, int subidx)
{
char name[64];
unsigned short val, tmp, ext, mext;
static const char *spdif_slots[4] = { " SPDIF=3/4", " SPDIF=7/8", " SPDIF=6/9", " SPDIF=10/11" };
static const char *spdif_rates[4] = { " Rate=44.1kHz", " Rate=res", " Rate=48kHz", " Rate=32kHz" };
static const char *spdif_rates_cs4205[4] = { " Rate=48kHz", " Rate=44.1kHz", " Rate=res", " Rate=res" };
static const char *double_rate_slots[4] = { "10/11", "7/8", "reserved", "reserved" };
snd_ac97_get_name(NULL, ac97->id, name, 0);
snd_iprintf(buffer, "%d-%d/%d: %s\n\n", ac97->addr, ac97->num, subidx, name);
if ((ac97->scaps & AC97_SCAP_AUDIO) == 0)
goto __modem;
snd_iprintf(buffer, "PCI Subsys Vendor: 0x%04x\n",
ac97->subsystem_vendor);
snd_iprintf(buffer, "PCI Subsys Device: 0x%04x\n\n",
ac97->subsystem_device);
snd_iprintf(buffer, "Flags: %x\n", ac97->flags);
if ((ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23) {
val = snd_ac97_read(ac97, AC97_INT_PAGING);
snd_ac97_update_bits(ac97, AC97_INT_PAGING,
AC97_PAGE_MASK, AC97_PAGE_1);
tmp = snd_ac97_read(ac97, AC97_CODEC_CLASS_REV);
snd_iprintf(buffer, "Revision : 0x%02x\n", tmp & 0xff);
snd_iprintf(buffer, "Compat. Class : 0x%02x\n", (tmp >> 8) & 0x1f);
snd_iprintf(buffer, "Subsys. Vendor ID: 0x%04x\n",
snd_ac97_read(ac97, AC97_PCI_SVID));
snd_iprintf(buffer, "Subsys. ID : 0x%04x\n\n",
snd_ac97_read(ac97, AC97_PCI_SID));
snd_ac97_update_bits(ac97, AC97_INT_PAGING,
AC97_PAGE_MASK, val & AC97_PAGE_MASK);
}
// val = snd_ac97_read(ac97, AC97_RESET);
val = ac97->caps;
snd_iprintf(buffer, "Capabilities :%s%s%s%s%s%s\n",
val & AC97_BC_DEDICATED_MIC ? " -dedicated MIC PCM IN channel-" : "",
val & AC97_BC_RESERVED1 ? " -reserved1-" : "",
val & AC97_BC_BASS_TREBLE ? " -bass & treble-" : "",
val & AC97_BC_SIM_STEREO ? " -simulated stereo-" : "",
val & AC97_BC_HEADPHONE ? " -headphone out-" : "",
val & AC97_BC_LOUDNESS ? " -loudness-" : "");
tmp = ac97->caps & AC97_BC_DAC_MASK;
snd_iprintf(buffer, "DAC resolution : %s%s%s%s\n",
tmp == AC97_BC_16BIT_DAC ? "16-bit" : "",
tmp == AC97_BC_18BIT_DAC ? "18-bit" : "",
tmp == AC97_BC_20BIT_DAC ? "20-bit" : "",
tmp == AC97_BC_DAC_MASK ? "???" : "");
tmp = ac97->caps & AC97_BC_ADC_MASK;
snd_iprintf(buffer, "ADC resolution : %s%s%s%s\n",
tmp == AC97_BC_16BIT_ADC ? "16-bit" : "",
tmp == AC97_BC_18BIT_ADC ? "18-bit" : "",
tmp == AC97_BC_20BIT_ADC ? "20-bit" : "",
tmp == AC97_BC_ADC_MASK ? "???" : "");
snd_iprintf(buffer, "3D enhancement : %s\n",
snd_ac97_stereo_enhancements[(val >> 10) & 0x1f]);
snd_iprintf(buffer, "\nCurrent setup\n");
val = snd_ac97_read(ac97, AC97_MIC);
snd_iprintf(buffer, "Mic gain : %s [%s]\n", val & 0x0040 ? "+20dB" : "+0dB", ac97->regs[AC97_MIC] & 0x0040 ? "+20dB" : "+0dB");
val = snd_ac97_read(ac97, AC97_GENERAL_PURPOSE);
snd_iprintf(buffer, "POP path : %s 3D\n"
"Sim. stereo : %s\n"
"3D enhancement : %s\n"
"Loudness : %s\n"
"Mono output : %s\n"
"Mic select : %s\n"
"ADC/DAC loopback : %s\n",
val & 0x8000 ? "post" : "pre",
val & 0x4000 ? "on" : "off",
val & 0x2000 ? "on" : "off",
val & 0x1000 ? "on" : "off",
val & 0x0200 ? "Mic" : "MIX",
val & 0x0100 ? "Mic2" : "Mic1",
val & 0x0080 ? "on" : "off");
if (ac97->ext_id & AC97_EI_DRA)
snd_iprintf(buffer, "Double rate slots: %s\n",
double_rate_slots[(val >> 10) & 3]);
ext = snd_ac97_read(ac97, AC97_EXTENDED_ID);
if (ext == 0)
goto __modem;
snd_iprintf(buffer, "Extended ID : codec=%i rev=%i%s%s%s%s DSA=%i%s%s%s%s\n",
(ext & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT,
(ext & AC97_EI_REV_MASK) >> AC97_EI_REV_SHIFT,
ext & AC97_EI_AMAP ? " AMAP" : "",
ext & AC97_EI_LDAC ? " LDAC" : "",
ext & AC97_EI_SDAC ? " SDAC" : "",
ext & AC97_EI_CDAC ? " CDAC" : "",
(ext & AC97_EI_DACS_SLOT_MASK) >> AC97_EI_DACS_SLOT_SHIFT,
ext & AC97_EI_VRM ? " VRM" : "",
ext & AC97_EI_SPDIF ? " SPDIF" : "",
ext & AC97_EI_DRA ? " DRA" : "",
ext & AC97_EI_VRA ? " VRA" : "");
val = snd_ac97_read(ac97, AC97_EXTENDED_STATUS);
snd_iprintf(buffer, "Extended status :%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
val & AC97_EA_PRL ? " PRL" : "",
val & AC97_EA_PRK ? " PRK" : "",
val & AC97_EA_PRJ ? " PRJ" : "",
val & AC97_EA_PRI ? " PRI" : "",
val & AC97_EA_SPCV ? " SPCV" : "",
val & AC97_EA_MDAC ? " MADC" : "",
val & AC97_EA_LDAC ? " LDAC" : "",
val & AC97_EA_SDAC ? " SDAC" : "",
val & AC97_EA_CDAC ? " CDAC" : "",
ext & AC97_EI_SPDIF ? spdif_slots[(val & AC97_EA_SPSA_SLOT_MASK) >> AC97_EA_SPSA_SLOT_SHIFT] : "",
val & AC97_EA_VRM ? " VRM" : "",
val & AC97_EA_SPDIF ? " SPDIF" : "",
val & AC97_EA_DRA ? " DRA" : "",
val & AC97_EA_VRA ? " VRA" : "");
if (ext & AC97_EI_VRA) { /* VRA */
val = snd_ac97_read(ac97, AC97_PCM_FRONT_DAC_RATE);
snd_iprintf(buffer, "PCM front DAC : %iHz\n", val);
if (ext & AC97_EI_SDAC) {
val = snd_ac97_read(ac97, AC97_PCM_SURR_DAC_RATE);
snd_iprintf(buffer, "PCM Surr DAC : %iHz\n", val);
}
if (ext & AC97_EI_LDAC) {
val = snd_ac97_read(ac97, AC97_PCM_LFE_DAC_RATE);
snd_iprintf(buffer, "PCM LFE DAC : %iHz\n", val);
}
val = snd_ac97_read(ac97, AC97_PCM_LR_ADC_RATE);
snd_iprintf(buffer, "PCM ADC : %iHz\n", val);
}
if (ext & AC97_EI_VRM) {
val = snd_ac97_read(ac97, AC97_PCM_MIC_ADC_RATE);
snd_iprintf(buffer, "PCM MIC ADC : %iHz\n", val);
}
if ((ext & AC97_EI_SPDIF) || (ac97->flags & AC97_CS_SPDIF) ||
(ac97->id == AC97_ID_YMF743)) {
if (ac97->flags & AC97_CS_SPDIF)
val = snd_ac97_read(ac97, AC97_CSR_SPDIF);
else if (ac97->id == AC97_ID_YMF743) {
val = snd_ac97_read(ac97, AC97_YMF7X3_DIT_CTRL);
val = 0x2000 | (val & 0xff00) >> 4 | (val & 0x38) >> 2;
} else
val = snd_ac97_read(ac97, AC97_SPDIF);
snd_iprintf(buffer, "SPDIF Control :%s%s%s%s Category=0x%x Generation=%i%s%s%s\n",
val & AC97_SC_PRO ? " PRO" : " Consumer",
val & AC97_SC_NAUDIO ? " Non-audio" : " PCM",
val & AC97_SC_COPY ? "" : " Copyright",
val & AC97_SC_PRE ? " Preemph50/15" : "",
(val & AC97_SC_CC_MASK) >> AC97_SC_CC_SHIFT,
(val & AC97_SC_L) >> 11,
(ac97->flags & AC97_CS_SPDIF) ?
spdif_rates_cs4205[(val & AC97_SC_SPSR_MASK) >> AC97_SC_SPSR_SHIFT] :
spdif_rates[(val & AC97_SC_SPSR_MASK) >> AC97_SC_SPSR_SHIFT],
(ac97->flags & AC97_CS_SPDIF) ?
(val & AC97_SC_DRS ? " Validity" : "") :
(val & AC97_SC_DRS ? " DRS" : ""),
(ac97->flags & AC97_CS_SPDIF) ?
(val & AC97_SC_V ? " Enabled" : "") :
(val & AC97_SC_V ? " Validity" : ""));
/* ALC650 specific*/
if ((ac97->id & 0xfffffff0) == 0x414c4720 &&
(snd_ac97_read(ac97, AC97_ALC650_CLOCK) & 0x01)) {
val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS2);
if (val & AC97_ALC650_CLOCK_LOCK) {
val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS1);
snd_iprintf(buffer, "SPDIF In Status :%s%s%s%s Category=0x%x Generation=%i",
val & AC97_ALC650_PRO ? " PRO" : " Consumer",
val & AC97_ALC650_NAUDIO ? " Non-audio" : " PCM",
val & AC97_ALC650_COPY ? "" : " Copyright",
val & AC97_ALC650_PRE ? " Preemph50/15" : "",
(val & AC97_ALC650_CC_MASK) >> AC97_ALC650_CC_SHIFT,
(val & AC97_ALC650_L) >> 15);
val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS2);
snd_iprintf(buffer, "%s Accuracy=%i%s%s\n",
spdif_rates[(val & AC97_ALC650_SPSR_MASK) >> AC97_ALC650_SPSR_SHIFT],
(val & AC97_ALC650_CLOCK_ACCURACY) >> AC97_ALC650_CLOCK_SHIFT,
(val & AC97_ALC650_CLOCK_LOCK ? " Locked" : " Unlocked"),
(val & AC97_ALC650_V ? " Validity?" : ""));
} else {
snd_iprintf(buffer, "SPDIF In Status : Not Locked\n");
}
}
}
if ((ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23) {
val = snd_ac97_read(ac97, AC97_INT_PAGING);
snd_ac97_update_bits(ac97, AC97_INT_PAGING,
AC97_PAGE_MASK, AC97_PAGE_1);
snd_ac97_proc_read_functions(ac97, buffer);
snd_ac97_update_bits(ac97, AC97_INT_PAGING,
AC97_PAGE_MASK, val & AC97_PAGE_MASK);
}
__modem:
mext = snd_ac97_read(ac97, AC97_EXTENDED_MID);
if (mext == 0)
return;
snd_iprintf(buffer, "Extended modem ID: codec=%i%s%s%s%s%s\n",
(mext & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT,
mext & AC97_MEI_CID2 ? " CID2" : "",
mext & AC97_MEI_CID1 ? " CID1" : "",
mext & AC97_MEI_HANDSET ? " HSET" : "",
mext & AC97_MEI_LINE2 ? " LIN2" : "",
mext & AC97_MEI_LINE1 ? " LIN1" : "");
val = snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS);
snd_iprintf(buffer, "Modem status :%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
val & AC97_MEA_GPIO ? " GPIO" : "",
val & AC97_MEA_MREF ? " MREF" : "",
val & AC97_MEA_ADC1 ? " ADC1" : "",
val & AC97_MEA_DAC1 ? " DAC1" : "",
val & AC97_MEA_ADC2 ? " ADC2" : "",
val & AC97_MEA_DAC2 ? " DAC2" : "",
val & AC97_MEA_HADC ? " HADC" : "",
val & AC97_MEA_HDAC ? " HDAC" : "",
val & AC97_MEA_PRA ? " PRA(GPIO)" : "",
val & AC97_MEA_PRB ? " PRB(res)" : "",
val & AC97_MEA_PRC ? " PRC(ADC1)" : "",
val & AC97_MEA_PRD ? " PRD(DAC1)" : "",
val & AC97_MEA_PRE ? " PRE(ADC2)" : "",
val & AC97_MEA_PRF ? " PRF(DAC2)" : "",
val & AC97_MEA_PRG ? " PRG(HADC)" : "",
val & AC97_MEA_PRH ? " PRH(HDAC)" : "");
if (mext & AC97_MEI_LINE1) {
val = snd_ac97_read(ac97, AC97_LINE1_RATE);
snd_iprintf(buffer, "Line1 rate : %iHz\n", val);
}
if (mext & AC97_MEI_LINE2) {
val = snd_ac97_read(ac97, AC97_LINE2_RATE);
snd_iprintf(buffer, "Line2 rate : %iHz\n", val);
}
if (mext & AC97_MEI_HANDSET) {
val = snd_ac97_read(ac97, AC97_HANDSET_RATE);
snd_iprintf(buffer, "Headset rate : %iHz\n", val);
}
}
static void snd_ac97_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{
struct snd_ac97 *ac97 = entry->private_data;
mutex_lock(&ac97->page_mutex);
if ((ac97->id & 0xffffff40) == AC97_ID_AD1881) { // Analog Devices AD1881/85/86
int idx;
for (idx = 0; idx < 3; idx++)
if (ac97->spec.ad18xx.id[idx]) {
/* select single codec */
snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
ac97->spec.ad18xx.unchained[idx] | ac97->spec.ad18xx.chained[idx]);
snd_ac97_proc_read_main(ac97, buffer, idx);
snd_iprintf(buffer, "\n\n");
}
/* select all codecs */
snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
snd_iprintf(buffer, "\nAD18XX configuration\n");
snd_iprintf(buffer, "Unchained : 0x%04x,0x%04x,0x%04x\n",
ac97->spec.ad18xx.unchained[0],
ac97->spec.ad18xx.unchained[1],
ac97->spec.ad18xx.unchained[2]);
snd_iprintf(buffer, "Chained : 0x%04x,0x%04x,0x%04x\n",
ac97->spec.ad18xx.chained[0],
ac97->spec.ad18xx.chained[1],
ac97->spec.ad18xx.chained[2]);
} else {
snd_ac97_proc_read_main(ac97, buffer, 0);
}
mutex_unlock(&ac97->page_mutex);
}
#ifdef CONFIG_SND_DEBUG
/* direct register write for debugging */
static void snd_ac97_proc_regs_write(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{
struct snd_ac97 *ac97 = entry->private_data;
char line[64];
unsigned int reg, val;
mutex_lock(&ac97->page_mutex);
while (!snd_info_get_line(buffer, line, sizeof(line))) {
if (sscanf(line, "%x %x", &reg, &val) != 2)
continue;
/* register must be even */
if (reg < 0x80 && (reg & 1) == 0 && val <= 0xffff)
snd_ac97_write_cache(ac97, reg, val);
}
mutex_unlock(&ac97->page_mutex);
}
#endif
static void snd_ac97_proc_regs_read_main(struct snd_ac97 *ac97, struct snd_info_buffer *buffer, int subidx)
{
int reg, val;
for (reg = 0; reg < 0x80; reg += 2) {
val = snd_ac97_read(ac97, reg);
snd_iprintf(buffer, "%i:%02x = %04x\n", subidx, reg, val);
}
}
static void snd_ac97_proc_regs_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_ac97 *ac97 = entry->private_data;
mutex_lock(&ac97->page_mutex);
if ((ac97->id & 0xffffff40) == AC97_ID_AD1881) { // Analog Devices AD1881/85/86
int idx;
for (idx = 0; idx < 3; idx++)
if (ac97->spec.ad18xx.id[idx]) {
/* select single codec */
snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
ac97->spec.ad18xx.unchained[idx] | ac97->spec.ad18xx.chained[idx]);
snd_ac97_proc_regs_read_main(ac97, buffer, idx);
}
/* select all codecs */
snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
} else {
snd_ac97_proc_regs_read_main(ac97, buffer, 0);
}
mutex_unlock(&ac97->page_mutex);
}
void snd_ac97_proc_init(struct snd_ac97 * ac97)
{
struct snd_info_entry *entry;
char name[32];
const char *prefix;
if (ac97->bus->proc == NULL)
return;
prefix = ac97_is_audio(ac97) ? "ac97" : "mc97";
sprintf(name, "%s#%d-%d", prefix, ac97->addr, ac97->num);
if ((entry = snd_info_create_card_entry(ac97->bus->card, name, ac97->bus->proc)) != NULL) {
snd_info_set_text_ops(entry, ac97, snd_ac97_proc_read);
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ac97->proc = entry;
sprintf(name, "%s#%d-%d+regs", prefix, ac97->addr, ac97->num);
if ((entry = snd_info_create_card_entry(ac97->bus->card, name, ac97->bus->proc)) != NULL) {
snd_info_set_text_ops(entry, ac97, snd_ac97_proc_regs_read);
#ifdef CONFIG_SND_DEBUG
entry->mode |= S_IWUSR;
entry->c.text.write = snd_ac97_proc_regs_write;
#endif
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ac97->proc_regs = entry;
}
void snd_ac97_proc_done(struct snd_ac97 * ac97)
{
snd_info_free_entry(ac97->proc_regs);
ac97->proc_regs = NULL;
snd_info_free_entry(ac97->proc);
ac97->proc = NULL;
}
void snd_ac97_bus_proc_init(struct snd_ac97_bus * bus)
{
struct snd_info_entry *entry;
char name[32];
sprintf(name, "codec97#%d", bus->num);
if ((entry = snd_info_create_card_entry(bus->card, name, bus->card->proc_root)) != NULL) {
entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
bus->proc = entry;
}
void snd_ac97_bus_proc_done(struct snd_ac97_bus * bus)
{
snd_info_free_entry(bus->proc);
bus->proc = NULL;
}