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linux/sound/pci/pcxhr/pcxhr_mixer.c
Thomas Gleixner 1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00

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// SPDX-License-Identifier: GPL-2.0-or-later
#define __NO_VERSION__
/*
* Driver for Digigram pcxhr compatible soundcards
*
* mixer callbacks
*
* Copyright (c) 2004 by Digigram <alsa@digigram.com>
*/
#include <linux/time.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/mutex.h>
#include <sound/core.h>
#include "pcxhr.h"
#include "pcxhr_hwdep.h"
#include "pcxhr_core.h"
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/asoundef.h>
#include "pcxhr_mixer.h"
#include "pcxhr_mix22.h"
#define PCXHR_LINE_CAPTURE_LEVEL_MIN 0 /* -112.0 dB */
#define PCXHR_LINE_CAPTURE_LEVEL_MAX 255 /* +15.5 dB */
#define PCXHR_LINE_CAPTURE_ZERO_LEVEL 224 /* 0.0 dB ( 0 dBu -> 0 dBFS ) */
#define PCXHR_LINE_PLAYBACK_LEVEL_MIN 0 /* -104.0 dB */
#define PCXHR_LINE_PLAYBACK_LEVEL_MAX 128 /* +24.0 dB */
#define PCXHR_LINE_PLAYBACK_ZERO_LEVEL 104 /* 0.0 dB ( 0 dBFS -> 0 dBu ) */
static const DECLARE_TLV_DB_SCALE(db_scale_analog_capture, -11200, 50, 1550);
static const DECLARE_TLV_DB_SCALE(db_scale_analog_playback, -10400, 100, 2400);
static const DECLARE_TLV_DB_SCALE(db_scale_a_hr222_capture, -11150, 50, 1600);
static const DECLARE_TLV_DB_SCALE(db_scale_a_hr222_playback, -2550, 50, 2400);
static int pcxhr_update_analog_audio_level(struct snd_pcxhr *chip,
int is_capture, int channel)
{
int err, vol;
struct pcxhr_rmh rmh;
pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
if (is_capture) {
rmh.cmd[0] |= IO_NUM_REG_IN_ANA_LEVEL;
rmh.cmd[2] = chip->analog_capture_volume[channel];
} else {
rmh.cmd[0] |= IO_NUM_REG_OUT_ANA_LEVEL;
if (chip->analog_playback_active[channel])
vol = chip->analog_playback_volume[channel];
else
vol = PCXHR_LINE_PLAYBACK_LEVEL_MIN;
/* playback analog levels are inversed */
rmh.cmd[2] = PCXHR_LINE_PLAYBACK_LEVEL_MAX - vol;
}
rmh.cmd[1] = 1 << ((2 * chip->chip_idx) + channel); /* audio mask */
rmh.cmd_len = 3;
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err < 0) {
dev_dbg(chip->card->dev,
"error update_analog_audio_level card(%d)"
" is_capture(%d) err(%x)\n",
chip->chip_idx, is_capture, err);
return -EINVAL;
}
return 0;
}
/*
* analog level control
*/
static int pcxhr_analog_vol_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
if (kcontrol->private_value == 0) { /* playback */
if (chip->mgr->is_hr_stereo) {
uinfo->value.integer.min =
HR222_LINE_PLAYBACK_LEVEL_MIN; /* -25 dB */
uinfo->value.integer.max =
HR222_LINE_PLAYBACK_LEVEL_MAX; /* +24 dB */
} else {
uinfo->value.integer.min =
PCXHR_LINE_PLAYBACK_LEVEL_MIN; /*-104 dB */
uinfo->value.integer.max =
PCXHR_LINE_PLAYBACK_LEVEL_MAX; /* +24 dB */
}
} else { /* capture */
if (chip->mgr->is_hr_stereo) {
uinfo->value.integer.min =
HR222_LINE_CAPTURE_LEVEL_MIN; /*-112 dB */
uinfo->value.integer.max =
HR222_LINE_CAPTURE_LEVEL_MAX; /* +15.5 dB */
} else {
uinfo->value.integer.min =
PCXHR_LINE_CAPTURE_LEVEL_MIN; /*-112 dB */
uinfo->value.integer.max =
PCXHR_LINE_CAPTURE_LEVEL_MAX; /* +15.5 dB */
}
}
return 0;
}
static int pcxhr_analog_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
mutex_lock(&chip->mgr->mixer_mutex);
if (kcontrol->private_value == 0) { /* playback */
ucontrol->value.integer.value[0] = chip->analog_playback_volume[0];
ucontrol->value.integer.value[1] = chip->analog_playback_volume[1];
} else { /* capture */
ucontrol->value.integer.value[0] = chip->analog_capture_volume[0];
ucontrol->value.integer.value[1] = chip->analog_capture_volume[1];
}
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_analog_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int changed = 0;
int is_capture, i;
mutex_lock(&chip->mgr->mixer_mutex);
is_capture = (kcontrol->private_value != 0);
for (i = 0; i < 2; i++) {
int new_volume = ucontrol->value.integer.value[i];
int *stored_volume = is_capture ?
&chip->analog_capture_volume[i] :
&chip->analog_playback_volume[i];
if (is_capture) {
if (chip->mgr->is_hr_stereo) {
if (new_volume < HR222_LINE_CAPTURE_LEVEL_MIN ||
new_volume > HR222_LINE_CAPTURE_LEVEL_MAX)
continue;
} else {
if (new_volume < PCXHR_LINE_CAPTURE_LEVEL_MIN ||
new_volume > PCXHR_LINE_CAPTURE_LEVEL_MAX)
continue;
}
} else {
if (chip->mgr->is_hr_stereo) {
if (new_volume < HR222_LINE_PLAYBACK_LEVEL_MIN ||
new_volume > HR222_LINE_PLAYBACK_LEVEL_MAX)
continue;
} else {
if (new_volume < PCXHR_LINE_PLAYBACK_LEVEL_MIN ||
new_volume > PCXHR_LINE_PLAYBACK_LEVEL_MAX)
continue;
}
}
if (*stored_volume != new_volume) {
*stored_volume = new_volume;
changed = 1;
if (chip->mgr->is_hr_stereo)
hr222_update_analog_audio_level(chip,
is_capture, i);
else
pcxhr_update_analog_audio_level(chip,
is_capture, i);
}
}
mutex_unlock(&chip->mgr->mixer_mutex);
return changed;
}
static const struct snd_kcontrol_new pcxhr_control_analog_level = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ),
/* name will be filled later */
.info = pcxhr_analog_vol_info,
.get = pcxhr_analog_vol_get,
.put = pcxhr_analog_vol_put,
/* tlv will be filled later */
};
/* shared */
#define pcxhr_sw_info snd_ctl_boolean_stereo_info
static int pcxhr_audio_sw_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
mutex_lock(&chip->mgr->mixer_mutex);
ucontrol->value.integer.value[0] = chip->analog_playback_active[0];
ucontrol->value.integer.value[1] = chip->analog_playback_active[1];
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_audio_sw_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int i, changed = 0;
mutex_lock(&chip->mgr->mixer_mutex);
for(i = 0; i < 2; i++) {
if (chip->analog_playback_active[i] !=
ucontrol->value.integer.value[i]) {
chip->analog_playback_active[i] =
!!ucontrol->value.integer.value[i];
changed = 1;
/* update playback levels */
if (chip->mgr->is_hr_stereo)
hr222_update_analog_audio_level(chip, 0, i);
else
pcxhr_update_analog_audio_level(chip, 0, i);
}
}
mutex_unlock(&chip->mgr->mixer_mutex);
return changed;
}
static const struct snd_kcontrol_new pcxhr_control_output_switch = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Switch",
.info = pcxhr_sw_info, /* shared */
.get = pcxhr_audio_sw_get,
.put = pcxhr_audio_sw_put
};
#define PCXHR_DIGITAL_LEVEL_MIN 0x000 /* -110 dB */
#define PCXHR_DIGITAL_LEVEL_MAX 0x1ff /* +18 dB */
#define PCXHR_DIGITAL_ZERO_LEVEL 0x1b7 /* 0 dB */
static const DECLARE_TLV_DB_SCALE(db_scale_digital, -10975, 25, 1800);
#define MORE_THAN_ONE_STREAM_LEVEL 0x000001
#define VALID_STREAM_PAN_LEVEL_MASK 0x800000
#define VALID_STREAM_LEVEL_MASK 0x400000
#define VALID_STREAM_LEVEL_1_MASK 0x200000
#define VALID_STREAM_LEVEL_2_MASK 0x100000
static int pcxhr_update_playback_stream_level(struct snd_pcxhr* chip, int idx)
{
int err;
struct pcxhr_rmh rmh;
struct pcxhr_pipe *pipe = &chip->playback_pipe;
int left, right;
if (chip->digital_playback_active[idx][0])
left = chip->digital_playback_volume[idx][0];
else
left = PCXHR_DIGITAL_LEVEL_MIN;
if (chip->digital_playback_active[idx][1])
right = chip->digital_playback_volume[idx][1];
else
right = PCXHR_DIGITAL_LEVEL_MIN;
pcxhr_init_rmh(&rmh, CMD_STREAM_OUT_LEVEL_ADJUST);
/* add pipe and stream mask */
pcxhr_set_pipe_cmd_params(&rmh, 0, pipe->first_audio, 0, 1<<idx);
/* volume left->left / right->right panoramic level */
rmh.cmd[0] |= MORE_THAN_ONE_STREAM_LEVEL;
rmh.cmd[2] = VALID_STREAM_PAN_LEVEL_MASK | VALID_STREAM_LEVEL_1_MASK;
rmh.cmd[2] |= (left << 10);
rmh.cmd[3] = VALID_STREAM_PAN_LEVEL_MASK | VALID_STREAM_LEVEL_2_MASK;
rmh.cmd[3] |= right;
rmh.cmd_len = 4;
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err < 0) {
dev_dbg(chip->card->dev, "error update_playback_stream_level "
"card(%d) err(%x)\n", chip->chip_idx, err);
return -EINVAL;
}
return 0;
}
#define AUDIO_IO_HAS_MUTE_LEVEL 0x400000
#define AUDIO_IO_HAS_MUTE_MONITOR_1 0x200000
#define VALID_AUDIO_IO_DIGITAL_LEVEL 0x000001
#define VALID_AUDIO_IO_MONITOR_LEVEL 0x000002
#define VALID_AUDIO_IO_MUTE_LEVEL 0x000004
#define VALID_AUDIO_IO_MUTE_MONITOR_1 0x000008
static int pcxhr_update_audio_pipe_level(struct snd_pcxhr *chip,
int capture, int channel)
{
int err;
struct pcxhr_rmh rmh;
struct pcxhr_pipe *pipe;
if (capture)
pipe = &chip->capture_pipe[0];
else
pipe = &chip->playback_pipe;
pcxhr_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST);
/* add channel mask */
pcxhr_set_pipe_cmd_params(&rmh, capture, 0, 0,
1 << (channel + pipe->first_audio));
/* TODO : if mask (3 << pipe->first_audio) is used, left and right
* channel will be programmed to the same params */
if (capture) {
rmh.cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL;
/* VALID_AUDIO_IO_MUTE_LEVEL not yet handled
* (capture pipe level) */
rmh.cmd[2] = chip->digital_capture_volume[channel];
} else {
rmh.cmd[0] |= VALID_AUDIO_IO_MONITOR_LEVEL |
VALID_AUDIO_IO_MUTE_MONITOR_1;
/* VALID_AUDIO_IO_DIGITAL_LEVEL and VALID_AUDIO_IO_MUTE_LEVEL
* not yet handled (playback pipe level)
*/
rmh.cmd[2] = chip->monitoring_volume[channel] << 10;
if (chip->monitoring_active[channel] == 0)
rmh.cmd[2] |= AUDIO_IO_HAS_MUTE_MONITOR_1;
}
rmh.cmd_len = 3;
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err < 0) {
dev_dbg(chip->card->dev,
"error update_audio_level(%d) err=%x\n",
chip->chip_idx, err);
return -EINVAL;
}
return 0;
}
/* shared */
static int pcxhr_digital_vol_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = PCXHR_DIGITAL_LEVEL_MIN; /* -109.5 dB */
uinfo->value.integer.max = PCXHR_DIGITAL_LEVEL_MAX; /* 18.0 dB */
return 0;
}
static int pcxhr_pcm_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
int *stored_volume;
int is_capture = kcontrol->private_value;
mutex_lock(&chip->mgr->mixer_mutex);
if (is_capture) /* digital capture */
stored_volume = chip->digital_capture_volume;
else /* digital playback */
stored_volume = chip->digital_playback_volume[idx];
ucontrol->value.integer.value[0] = stored_volume[0];
ucontrol->value.integer.value[1] = stored_volume[1];
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_pcm_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
int changed = 0;
int is_capture = kcontrol->private_value;
int *stored_volume;
int i;
mutex_lock(&chip->mgr->mixer_mutex);
if (is_capture) /* digital capture */
stored_volume = chip->digital_capture_volume;
else /* digital playback */
stored_volume = chip->digital_playback_volume[idx];
for (i = 0; i < 2; i++) {
int vol = ucontrol->value.integer.value[i];
if (vol < PCXHR_DIGITAL_LEVEL_MIN ||
vol > PCXHR_DIGITAL_LEVEL_MAX)
continue;
if (stored_volume[i] != vol) {
stored_volume[i] = vol;
changed = 1;
if (is_capture) /* update capture volume */
pcxhr_update_audio_pipe_level(chip, 1, i);
}
}
if (!is_capture && changed) /* update playback volume */
pcxhr_update_playback_stream_level(chip, idx);
mutex_unlock(&chip->mgr->mixer_mutex);
return changed;
}
static const struct snd_kcontrol_new snd_pcxhr_pcm_vol =
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ),
/* name will be filled later */
/* count will be filled later */
.info = pcxhr_digital_vol_info, /* shared */
.get = pcxhr_pcm_vol_get,
.put = pcxhr_pcm_vol_put,
.tlv = { .p = db_scale_digital },
};
static int pcxhr_pcm_sw_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
mutex_lock(&chip->mgr->mixer_mutex);
ucontrol->value.integer.value[0] = chip->digital_playback_active[idx][0];
ucontrol->value.integer.value[1] = chip->digital_playback_active[idx][1];
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_pcm_sw_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int changed = 0;
int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
int i, j;
mutex_lock(&chip->mgr->mixer_mutex);
j = idx;
for (i = 0; i < 2; i++) {
if (chip->digital_playback_active[j][i] !=
ucontrol->value.integer.value[i]) {
chip->digital_playback_active[j][i] =
!!ucontrol->value.integer.value[i];
changed = 1;
}
}
if (changed)
pcxhr_update_playback_stream_level(chip, idx);
mutex_unlock(&chip->mgr->mixer_mutex);
return changed;
}
static const struct snd_kcontrol_new pcxhr_control_pcm_switch = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "PCM Playback Switch",
.count = PCXHR_PLAYBACK_STREAMS,
.info = pcxhr_sw_info, /* shared */
.get = pcxhr_pcm_sw_get,
.put = pcxhr_pcm_sw_put
};
/*
* monitoring level control
*/
static int pcxhr_monitor_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
mutex_lock(&chip->mgr->mixer_mutex);
ucontrol->value.integer.value[0] = chip->monitoring_volume[0];
ucontrol->value.integer.value[1] = chip->monitoring_volume[1];
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_monitor_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int changed = 0;
int i;
mutex_lock(&chip->mgr->mixer_mutex);
for (i = 0; i < 2; i++) {
if (chip->monitoring_volume[i] !=
ucontrol->value.integer.value[i]) {
chip->monitoring_volume[i] =
ucontrol->value.integer.value[i];
if (chip->monitoring_active[i])
/* update monitoring volume and mute */
/* do only when monitoring is unmuted */
pcxhr_update_audio_pipe_level(chip, 0, i);
changed = 1;
}
}
mutex_unlock(&chip->mgr->mixer_mutex);
return changed;
}
static const struct snd_kcontrol_new pcxhr_control_monitor_vol = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ),
.name = "Monitoring Playback Volume",
.info = pcxhr_digital_vol_info, /* shared */
.get = pcxhr_monitor_vol_get,
.put = pcxhr_monitor_vol_put,
.tlv = { .p = db_scale_digital },
};
/*
* monitoring switch control
*/
static int pcxhr_monitor_sw_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
mutex_lock(&chip->mgr->mixer_mutex);
ucontrol->value.integer.value[0] = chip->monitoring_active[0];
ucontrol->value.integer.value[1] = chip->monitoring_active[1];
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_monitor_sw_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int changed = 0;
int i;
mutex_lock(&chip->mgr->mixer_mutex);
for (i = 0; i < 2; i++) {
if (chip->monitoring_active[i] !=
ucontrol->value.integer.value[i]) {
chip->monitoring_active[i] =
!!ucontrol->value.integer.value[i];
changed |= (1<<i); /* mask 0x01 and 0x02 */
}
}
if (changed & 0x01)
/* update left monitoring volume and mute */
pcxhr_update_audio_pipe_level(chip, 0, 0);
if (changed & 0x02)
/* update right monitoring volume and mute */
pcxhr_update_audio_pipe_level(chip, 0, 1);
mutex_unlock(&chip->mgr->mixer_mutex);
return (changed != 0);
}
static const struct snd_kcontrol_new pcxhr_control_monitor_sw = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Monitoring Playback Switch",
.info = pcxhr_sw_info, /* shared */
.get = pcxhr_monitor_sw_get,
.put = pcxhr_monitor_sw_put
};
/*
* audio source select
*/
#define PCXHR_SOURCE_AUDIO01_UER 0x000100
#define PCXHR_SOURCE_AUDIO01_SYNC 0x000200
#define PCXHR_SOURCE_AUDIO23_UER 0x000400
#define PCXHR_SOURCE_AUDIO45_UER 0x001000
#define PCXHR_SOURCE_AUDIO67_UER 0x040000
static int pcxhr_set_audio_source(struct snd_pcxhr* chip)
{
struct pcxhr_rmh rmh;
unsigned int mask, reg;
unsigned int codec;
int err, changed;
switch (chip->chip_idx) {
case 0 : mask = PCXHR_SOURCE_AUDIO01_UER; codec = CS8420_01_CS; break;
case 1 : mask = PCXHR_SOURCE_AUDIO23_UER; codec = CS8420_23_CS; break;
case 2 : mask = PCXHR_SOURCE_AUDIO45_UER; codec = CS8420_45_CS; break;
case 3 : mask = PCXHR_SOURCE_AUDIO67_UER; codec = CS8420_67_CS; break;
default: return -EINVAL;
}
if (chip->audio_capture_source != 0) {
reg = mask; /* audio source from digital plug */
} else {
reg = 0; /* audio source from analog plug */
}
/* set the input source */
pcxhr_write_io_num_reg_cont(chip->mgr, mask, reg, &changed);
/* resync them (otherwise channel inversion possible) */
if (changed) {
pcxhr_init_rmh(&rmh, CMD_RESYNC_AUDIO_INPUTS);
rmh.cmd[0] |= (1 << chip->chip_idx);
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err)
return err;
}
if (chip->mgr->board_aes_in_192k) {
int i;
unsigned int src_config = 0xC0;
/* update all src configs with one call */
for (i = 0; (i < 4) && (i < chip->mgr->capture_chips); i++) {
if (chip->mgr->chip[i]->audio_capture_source == 2)
src_config |= (1 << (3 - i));
}
/* set codec SRC on off */
pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
rmh.cmd_len = 2;
rmh.cmd[0] |= IO_NUM_REG_CONFIG_SRC;
rmh.cmd[1] = src_config;
err = pcxhr_send_msg(chip->mgr, &rmh);
} else {
int use_src = 0;
if (chip->audio_capture_source == 2)
use_src = 1;
/* set codec SRC on off */
pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
rmh.cmd_len = 3;
rmh.cmd[0] |= IO_NUM_UER_CHIP_REG;
rmh.cmd[1] = codec;
rmh.cmd[2] = ((CS8420_DATA_FLOW_CTL & CHIP_SIG_AND_MAP_SPI) |
(use_src ? 0x41 : 0x54));
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err)
return err;
rmh.cmd[2] = ((CS8420_CLOCK_SRC_CTL & CHIP_SIG_AND_MAP_SPI) |
(use_src ? 0x41 : 0x49));
err = pcxhr_send_msg(chip->mgr, &rmh);
}
return err;
}
static int pcxhr_audio_src_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
static const char *texts[5] = {
"Line", "Digital", "Digi+SRC", "Mic", "Line+Mic"
};
int i;
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
i = 2; /* no SRC, no Mic available */
if (chip->mgr->board_has_aes1) {
i = 3; /* SRC available */
if (chip->mgr->board_has_mic)
i = 5; /* Mic and MicroMix available */
}
return snd_ctl_enum_info(uinfo, 1, i, texts);
}
static int pcxhr_audio_src_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
ucontrol->value.enumerated.item[0] = chip->audio_capture_source;
return 0;
}
static int pcxhr_audio_src_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int ret = 0;
int i = 2; /* no SRC, no Mic available */
if (chip->mgr->board_has_aes1) {
i = 3; /* SRC available */
if (chip->mgr->board_has_mic)
i = 5; /* Mic and MicroMix available */
}
if (ucontrol->value.enumerated.item[0] >= i)
return -EINVAL;
mutex_lock(&chip->mgr->mixer_mutex);
if (chip->audio_capture_source != ucontrol->value.enumerated.item[0]) {
chip->audio_capture_source = ucontrol->value.enumerated.item[0];
if (chip->mgr->is_hr_stereo)
hr222_set_audio_source(chip);
else
pcxhr_set_audio_source(chip);
ret = 1;
}
mutex_unlock(&chip->mgr->mixer_mutex);
return ret;
}
static const struct snd_kcontrol_new pcxhr_control_audio_src = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Capture Source",
.info = pcxhr_audio_src_info,
.get = pcxhr_audio_src_get,
.put = pcxhr_audio_src_put,
};
/*
* clock type selection
* enum pcxhr_clock_type {
* PCXHR_CLOCK_TYPE_INTERNAL = 0,
* PCXHR_CLOCK_TYPE_WORD_CLOCK,
* PCXHR_CLOCK_TYPE_AES_SYNC,
* PCXHR_CLOCK_TYPE_AES_1,
* PCXHR_CLOCK_TYPE_AES_2,
* PCXHR_CLOCK_TYPE_AES_3,
* PCXHR_CLOCK_TYPE_AES_4,
* PCXHR_CLOCK_TYPE_MAX = PCXHR_CLOCK_TYPE_AES_4,
* HR22_CLOCK_TYPE_INTERNAL = PCXHR_CLOCK_TYPE_INTERNAL,
* HR22_CLOCK_TYPE_AES_SYNC,
* HR22_CLOCK_TYPE_AES_1,
* HR22_CLOCK_TYPE_MAX = HR22_CLOCK_TYPE_AES_1,
* };
*/
static int pcxhr_clock_type_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
static const char *textsPCXHR[7] = {
"Internal", "WordClock", "AES Sync",
"AES 1", "AES 2", "AES 3", "AES 4"
};
static const char *textsHR22[3] = {
"Internal", "AES Sync", "AES 1"
};
const char **texts;
struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
int clock_items = 2; /* at least Internal and AES Sync clock */
if (mgr->board_has_aes1) {
clock_items += mgr->capture_chips; /* add AES x */
if (!mgr->is_hr_stereo)
clock_items += 1; /* add word clock */
}
if (mgr->is_hr_stereo) {
texts = textsHR22;
snd_BUG_ON(clock_items > (HR22_CLOCK_TYPE_MAX+1));
} else {
texts = textsPCXHR;
snd_BUG_ON(clock_items > (PCXHR_CLOCK_TYPE_MAX+1));
}
return snd_ctl_enum_info(uinfo, 1, clock_items, texts);
}
static int pcxhr_clock_type_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
ucontrol->value.enumerated.item[0] = mgr->use_clock_type;
return 0;
}
static int pcxhr_clock_type_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
int rate, ret = 0;
unsigned int clock_items = 2; /* at least Internal and AES Sync clock */
if (mgr->board_has_aes1) {
clock_items += mgr->capture_chips; /* add AES x */
if (!mgr->is_hr_stereo)
clock_items += 1; /* add word clock */
}
if (ucontrol->value.enumerated.item[0] >= clock_items)
return -EINVAL;
mutex_lock(&mgr->mixer_mutex);
if (mgr->use_clock_type != ucontrol->value.enumerated.item[0]) {
mutex_lock(&mgr->setup_mutex);
mgr->use_clock_type = ucontrol->value.enumerated.item[0];
rate = 0;
if (mgr->use_clock_type != PCXHR_CLOCK_TYPE_INTERNAL) {
pcxhr_get_external_clock(mgr, mgr->use_clock_type,
&rate);
} else {
rate = mgr->sample_rate;
if (!rate)
rate = 48000;
}
if (rate) {
pcxhr_set_clock(mgr, rate);
if (mgr->sample_rate)
mgr->sample_rate = rate;
}
mutex_unlock(&mgr->setup_mutex);
ret = 1; /* return 1 even if the set was not done. ok ? */
}
mutex_unlock(&mgr->mixer_mutex);
return ret;
}
static const struct snd_kcontrol_new pcxhr_control_clock_type = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Clock Mode",
.info = pcxhr_clock_type_info,
.get = pcxhr_clock_type_get,
.put = pcxhr_clock_type_put,
};
/*
* clock rate control
* specific control that scans the sample rates on the external plugs
*/
static int pcxhr_clock_rate_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 3 + mgr->capture_chips;
uinfo->value.integer.min = 0; /* clock not present */
uinfo->value.integer.max = 192000; /* max sample rate 192 kHz */
return 0;
}
static int pcxhr_clock_rate_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
int i, err, rate;
mutex_lock(&mgr->mixer_mutex);
for(i = 0; i < 3 + mgr->capture_chips; i++) {
if (i == PCXHR_CLOCK_TYPE_INTERNAL)
rate = mgr->sample_rate_real;
else {
err = pcxhr_get_external_clock(mgr, i, &rate);
if (err)
break;
}
ucontrol->value.integer.value[i] = rate;
}
mutex_unlock(&mgr->mixer_mutex);
return 0;
}
static const struct snd_kcontrol_new pcxhr_control_clock_rate = {
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_CARD,
.name = "Clock Rates",
.info = pcxhr_clock_rate_info,
.get = pcxhr_clock_rate_get,
};
/*
* IEC958 status bits
*/
static int pcxhr_iec958_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
uinfo->count = 1;
return 0;
}
static int pcxhr_iec958_capture_byte(struct snd_pcxhr *chip,
int aes_idx, unsigned char *aes_bits)
{
int i, err;
unsigned char temp;
struct pcxhr_rmh rmh;
pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
rmh.cmd[0] |= IO_NUM_UER_CHIP_REG;
switch (chip->chip_idx) {
/* instead of CS8420_01_CS use CS8416_01_CS for AES SYNC plug */
case 0: rmh.cmd[1] = CS8420_01_CS; break;
case 1: rmh.cmd[1] = CS8420_23_CS; break;
case 2: rmh.cmd[1] = CS8420_45_CS; break;
case 3: rmh.cmd[1] = CS8420_67_CS; break;
default: return -EINVAL;
}
if (chip->mgr->board_aes_in_192k) {
switch (aes_idx) {
case 0: rmh.cmd[2] = CS8416_CSB0; break;
case 1: rmh.cmd[2] = CS8416_CSB1; break;
case 2: rmh.cmd[2] = CS8416_CSB2; break;
case 3: rmh.cmd[2] = CS8416_CSB3; break;
case 4: rmh.cmd[2] = CS8416_CSB4; break;
default: return -EINVAL;
}
} else {
switch (aes_idx) {
/* instead of CS8420_CSB0 use CS8416_CSBx for AES SYNC plug */
case 0: rmh.cmd[2] = CS8420_CSB0; break;
case 1: rmh.cmd[2] = CS8420_CSB1; break;
case 2: rmh.cmd[2] = CS8420_CSB2; break;
case 3: rmh.cmd[2] = CS8420_CSB3; break;
case 4: rmh.cmd[2] = CS8420_CSB4; break;
default: return -EINVAL;
}
}
/* size and code the chip id for the fpga */
rmh.cmd[1] &= 0x0fffff;
/* chip signature + map for spi read */
rmh.cmd[2] &= CHIP_SIG_AND_MAP_SPI;
rmh.cmd_len = 3;
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err)
return err;
if (chip->mgr->board_aes_in_192k) {
temp = (unsigned char)rmh.stat[1];
} else {
temp = 0;
/* reversed bit order (not with CS8416_01_CS) */
for (i = 0; i < 8; i++) {
temp <<= 1;
if (rmh.stat[1] & (1 << i))
temp |= 1;
}
}
dev_dbg(chip->card->dev, "read iec958 AES %d byte %d = 0x%x\n",
chip->chip_idx, aes_idx, temp);
*aes_bits = temp;
return 0;
}
static int pcxhr_iec958_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
unsigned char aes_bits;
int i, err;
mutex_lock(&chip->mgr->mixer_mutex);
for(i = 0; i < 5; i++) {
if (kcontrol->private_value == 0) /* playback */
aes_bits = chip->aes_bits[i];
else { /* capture */
if (chip->mgr->is_hr_stereo)
err = hr222_iec958_capture_byte(chip, i,
&aes_bits);
else
err = pcxhr_iec958_capture_byte(chip, i,
&aes_bits);
if (err)
break;
}
ucontrol->value.iec958.status[i] = aes_bits;
}
mutex_unlock(&chip->mgr->mixer_mutex);
return 0;
}
static int pcxhr_iec958_mask_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int i;
for (i = 0; i < 5; i++)
ucontrol->value.iec958.status[i] = 0xff;
return 0;
}
static int pcxhr_iec958_update_byte(struct snd_pcxhr *chip,
int aes_idx, unsigned char aes_bits)
{
int i, err, cmd;
unsigned char new_bits = aes_bits;
unsigned char old_bits = chip->aes_bits[aes_idx];
struct pcxhr_rmh rmh;
for (i = 0; i < 8; i++) {
if ((old_bits & 0x01) != (new_bits & 0x01)) {
cmd = chip->chip_idx & 0x03; /* chip index 0..3 */
if (chip->chip_idx > 3)
/* new bit used if chip_idx>3 (PCX1222HR) */
cmd |= 1 << 22;
cmd |= ((aes_idx << 3) + i) << 2; /* add bit offset */
cmd |= (new_bits & 0x01) << 23; /* add bit value */
pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
rmh.cmd[0] |= IO_NUM_REG_CUER;
rmh.cmd[1] = cmd;
rmh.cmd_len = 2;
dev_dbg(chip->card->dev,
"write iec958 AES %d byte %d bit %d (cmd %x)\n",
chip->chip_idx, aes_idx, i, cmd);
err = pcxhr_send_msg(chip->mgr, &rmh);
if (err)
return err;
}
old_bits >>= 1;
new_bits >>= 1;
}
chip->aes_bits[aes_idx] = aes_bits;
return 0;
}
static int pcxhr_iec958_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
int i, changed = 0;
/* playback */
mutex_lock(&chip->mgr->mixer_mutex);
for (i = 0; i < 5; i++) {
if (ucontrol->value.iec958.status[i] != chip->aes_bits[i]) {
if (chip->mgr->is_hr_stereo)
hr222_iec958_update_byte(chip, i,
ucontrol->value.iec958.status[i]);
else
pcxhr_iec958_update_byte(chip, i,
ucontrol->value.iec958.status[i]);
changed = 1;
}
}
mutex_unlock(&chip->mgr->mixer_mutex);
return changed;
}
static const struct snd_kcontrol_new pcxhr_control_playback_iec958_mask = {
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
.info = pcxhr_iec958_info,
.get = pcxhr_iec958_mask_get
};
static const struct snd_kcontrol_new pcxhr_control_playback_iec958 = {
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
.info = pcxhr_iec958_info,
.get = pcxhr_iec958_get,
.put = pcxhr_iec958_put,
.private_value = 0 /* playback */
};
static const struct snd_kcontrol_new pcxhr_control_capture_iec958_mask = {
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK),
.info = pcxhr_iec958_info,
.get = pcxhr_iec958_mask_get
};
static const struct snd_kcontrol_new pcxhr_control_capture_iec958 = {
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
.info = pcxhr_iec958_info,
.get = pcxhr_iec958_get,
.private_value = 1 /* capture */
};
static void pcxhr_init_audio_levels(struct snd_pcxhr *chip)
{
int i;
for (i = 0; i < 2; i++) {
if (chip->nb_streams_play) {
int j;
/* at boot time the digital volumes are unmuted 0dB */
for (j = 0; j < PCXHR_PLAYBACK_STREAMS; j++) {
chip->digital_playback_active[j][i] = 1;
chip->digital_playback_volume[j][i] =
PCXHR_DIGITAL_ZERO_LEVEL;
}
/* after boot, only two bits are set on the uer
* interface
*/
chip->aes_bits[0] = (IEC958_AES0_PROFESSIONAL |
IEC958_AES0_PRO_FS_48000);
#ifdef CONFIG_SND_DEBUG
/* analog volumes for playback
* (is LEVEL_MIN after boot)
*/
chip->analog_playback_active[i] = 1;
if (chip->mgr->is_hr_stereo)
chip->analog_playback_volume[i] =
HR222_LINE_PLAYBACK_ZERO_LEVEL;
else {
chip->analog_playback_volume[i] =
PCXHR_LINE_PLAYBACK_ZERO_LEVEL;
pcxhr_update_analog_audio_level(chip, 0, i);
}
#endif
/* stereo cards need to be initialised after boot */
if (chip->mgr->is_hr_stereo)
hr222_update_analog_audio_level(chip, 0, i);
}
if (chip->nb_streams_capt) {
/* at boot time the digital volumes are unmuted 0dB */
chip->digital_capture_volume[i] =
PCXHR_DIGITAL_ZERO_LEVEL;
chip->analog_capture_active = 1;
#ifdef CONFIG_SND_DEBUG
/* analog volumes for playback
* (is LEVEL_MIN after boot)
*/
if (chip->mgr->is_hr_stereo)
chip->analog_capture_volume[i] =
HR222_LINE_CAPTURE_ZERO_LEVEL;
else {
chip->analog_capture_volume[i] =
PCXHR_LINE_CAPTURE_ZERO_LEVEL;
pcxhr_update_analog_audio_level(chip, 1, i);
}
#endif
/* stereo cards need to be initialised after boot */
if (chip->mgr->is_hr_stereo)
hr222_update_analog_audio_level(chip, 1, i);
}
}
return;
}
int pcxhr_create_mixer(struct pcxhr_mgr *mgr)
{
struct snd_pcxhr *chip;
int err, i;
mutex_init(&mgr->mixer_mutex); /* can be in another place */
for (i = 0; i < mgr->num_cards; i++) {
struct snd_kcontrol_new temp;
chip = mgr->chip[i];
if (chip->nb_streams_play) {
/* analog output level control */
temp = pcxhr_control_analog_level;
temp.name = "Master Playback Volume";
temp.private_value = 0; /* playback */
if (mgr->is_hr_stereo)
temp.tlv.p = db_scale_a_hr222_playback;
else
temp.tlv.p = db_scale_analog_playback;
err = snd_ctl_add(chip->card,
snd_ctl_new1(&temp, chip));
if (err < 0)
return err;
/* output mute controls */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_output_switch,
chip));
if (err < 0)
return err;
temp = snd_pcxhr_pcm_vol;
temp.name = "PCM Playback Volume";
temp.count = PCXHR_PLAYBACK_STREAMS;
temp.private_value = 0; /* playback */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&temp, chip));
if (err < 0)
return err;
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_pcm_switch, chip));
if (err < 0)
return err;
/* IEC958 controls */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_playback_iec958_mask,
chip));
if (err < 0)
return err;
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_playback_iec958,
chip));
if (err < 0)
return err;
}
if (chip->nb_streams_capt) {
/* analog input level control */
temp = pcxhr_control_analog_level;
temp.name = "Line Capture Volume";
temp.private_value = 1; /* capture */
if (mgr->is_hr_stereo)
temp.tlv.p = db_scale_a_hr222_capture;
else
temp.tlv.p = db_scale_analog_capture;
err = snd_ctl_add(chip->card,
snd_ctl_new1(&temp, chip));
if (err < 0)
return err;
temp = snd_pcxhr_pcm_vol;
temp.name = "PCM Capture Volume";
temp.count = 1;
temp.private_value = 1; /* capture */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&temp, chip));
if (err < 0)
return err;
/* Audio source */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_audio_src, chip));
if (err < 0)
return err;
/* IEC958 controls */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_capture_iec958_mask,
chip));
if (err < 0)
return err;
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_capture_iec958,
chip));
if (err < 0)
return err;
if (mgr->is_hr_stereo) {
err = hr222_add_mic_controls(chip);
if (err < 0)
return err;
}
}
/* monitoring only if playback and capture device available */
if (chip->nb_streams_capt > 0 && chip->nb_streams_play > 0) {
/* monitoring */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_monitor_vol, chip));
if (err < 0)
return err;
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_monitor_sw, chip));
if (err < 0)
return err;
}
if (i == 0) {
/* clock mode only one control per pcxhr */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_clock_type, mgr));
if (err < 0)
return err;
/* non standard control used to scan
* the external clock presence/frequencies
*/
err = snd_ctl_add(chip->card,
snd_ctl_new1(&pcxhr_control_clock_rate, mgr));
if (err < 0)
return err;
}
/* init values for the mixer data */
pcxhr_init_audio_levels(chip);
}
return 0;
}
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