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[ALSA] Add echoaudio sound drivers

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From: Giuliano Pochini <pochini@shiny.it>Add echoaudio sound drivers (darla20, darla24, echo3g, gina20, gina24,
indigo, indigodj, indigoio, layla20, lala24, mia, mona)

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Giuliano Pochini
2006-06-28 13:53:41 +02:00
committed by Jaroslav Kysela
parent cb9d24e434
commit dd7b254d8d
35 changed files with 9949 additions and 0 deletions
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96
Documentation/sound/alsa/ALSA-Configuration.txt
View File

@@ -472,6 +472,22 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
The power-management is supported.
Module snd-darla20
------------------
Module for Echoaudio Darla20
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-darla24
------------------
Module for Echoaudio Darla24
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-dt019x
-----------------
@@ -499,6 +515,14 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
The power-management is supported.
Module snd-echo3g
-----------------
Module for Echoaudio 3G cards (Gina3G/Layla3G)
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-emu10k1
------------------
@@ -657,6 +681,22 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
The power-management is supported.
Module snd-gina20
-----------------
Module for Echoaudio Gina20
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-gina24
-----------------
Module for Echoaudio Gina24
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-gusclassic
---------------------
@@ -937,6 +977,30 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
driver isn't configured properly or you want to try another
type for testing.
Module snd-indigo
-----------------
Module for Echoaudio Indigo
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-indigodj
-------------------
Module for Echoaudio Indigo DJ
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-indigoio
-------------------
Module for Echoaudio Indigo IO
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-intel8x0
-------------------
@@ -1036,6 +1100,22 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
This module supports multiple cards.
Module snd-layla20
------------------
Module for Echoaudio Layla20
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-layla24
------------------
Module for Echoaudio Layla24
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-maestro3
-------------------
@@ -1056,6 +1136,14 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
The power-management is supported.
Module snd-mia
---------------
Module for Echoaudio Mia
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-miro
---------------
@@ -1088,6 +1176,14 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
When no hotplug fw loader is available, you need to load the
firmware via mixartloader utility in alsa-tools package.
Module snd-mona
---------------
Module for Echoaudio Mona
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-mpu401
-----------------

137
sound/pci/Kconfig
View File

@@ -233,6 +233,143 @@ config SND_CS5535AUDIO
To compile this driver as a module, choose M here: the module
will be called snd-cs5535audio.
config SND_DARLA20
tristate "(Echoaudio) Darla20"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Darla.
To compile this driver as a module, choose M here: the module
will be called snd-darla20
config SND_GINA20
tristate "(Echoaudio) Gina20"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Gina.
To compile this driver as a module, choose M here: the module
will be called snd-gina20
config SND_LAYLA20
tristate "(Echoaudio) Layla20"
depends on SND
depends on FW_LOADER
select SND_RAWMIDI
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Layla.
To compile this driver as a module, choose M here: the module
will be called snd-layla20
config SND_DARLA24
tristate "(Echoaudio) Darla24"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Darla24.
To compile this driver as a module, choose M here: the module
will be called snd-darla24
config SND_GINA24
tristate "(Echoaudio) Gina24"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Gina24.
To compile this driver as a module, choose M here: the module
will be called snd-gina24
config SND_LAYLA24
tristate "(Echoaudio) Layla24"
depends on SND
depends on FW_LOADER
select SND_RAWMIDI
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Layla24.
To compile this driver as a module, choose M here: the module
will be called snd-layla24
config SND_MONA
tristate "(Echoaudio) Mona"
depends on SND
depends on FW_LOADER
select SND_RAWMIDI
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Mona.
To compile this driver as a module, choose M here: the module
will be called snd-mona
config SND_MIA
tristate "(Echoaudio) Mia"
depends on SND
depends on FW_LOADER
select SND_RAWMIDI
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Mia and Mia-midi.
To compile this driver as a module, choose M here: the module
will be called snd-mia
config SND_ECHO3G
tristate "(Echoaudio) 3G cards"
depends on SND
depends on FW_LOADER
select SND_RAWMIDI
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Gina3G and Layla3G.
To compile this driver as a module, choose M here: the module
will be called snd-echo3g
config SND_INDIGO
tristate "(Echoaudio) Indigo"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Indigo.
To compile this driver as a module, choose M here: the module
will be called snd-indigo
config SND_INDIGOIO
tristate "(Echoaudio) Indigo IO"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Indigo IO.
To compile this driver as a module, choose M here: the module
will be called snd-indigoio
config SND_INDIGODJ
tristate "(Echoaudio) Indigo DJ"
depends on SND
depends on FW_LOADER
select SND_PCM
help
Say 'Y' or 'M' to include support for Echoaudio Indigo DJ.
To compile this driver as a module, choose M here: the module
will be called snd-indigodj
config SND_EMU10K1
tristate "Emu10k1 (SB Live!, Audigy, E-mu APS)"
depends on SND

1
sound/pci/Makefile
View File

@@ -57,6 +57,7 @@ obj-$(CONFIG_SND) += \
ca0106/ \
cs46xx/ \
cs5535audio/ \
echoaudio/ \
emu10k1/ \
hda/ \
ice1712/ \

17
sound/pci/echoaudio/Makefile Normal file
View File

@@ -0,0 +1,17 @@
#
# Makefile for ALSA Echoaudio soundcard drivers
# Copyright (c) 2003 by Giuliano Pochini <pochini@shiny.it>
#
snd-darla20-objs := darla20.o
snd-gina20-objs := gina20.o
snd-layla20-objs := layla20.o
snd-darla24-objs := darla24.o
snd-gina24-objs := gina24.o
snd-layla24-objs := layla24.o
snd-mona-objs := mona.o
snd-mia-objs := mia.o
snd-echo3g-objs := echo3g.o
snd-indigo-objs := indigo.o
snd-indigoio-objs := indigoio.o
snd-indigodj-objs := indigodj.o

99
sound/pci/echoaudio/darla20.c Normal file
View File

@@ -0,0 +1,99 @@
/*
* ALSA driver for Echoaudio soundcards.
* Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
*
* 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; version 2 of the License.
*
* 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 ECHOGALS_FAMILY
#define ECHOCARD_DARLA20
#define ECHOCARD_NAME "Darla20"
#define ECHOCARD_HAS_MONITOR
/* Pipe indexes */
#define PX_ANALOG_OUT 0 /* 8 */
#define PX_DIGITAL_OUT 8 /* 0 */
#define PX_ANALOG_IN 8 /* 2 */
#define PX_DIGITAL_IN 10 /* 0 */
#define PX_NUM 10
/* Bus indexes */
#define BX_ANALOG_OUT 0 /* 8 */
#define BX_DIGITAL_OUT 8 /* 0 */
#define BX_ANALOG_IN 8 /* 2 */
#define BX_DIGITAL_IN 10 /* 0 */
#define BX_NUM 10
#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
#include <sound/initval.h>
#include <asm/io.h>
#include <asm/atomic.h>
#include "echoaudio.h"
#define FW_DARLA20_DSP 0
static const struct firmware card_fw[] = {
{0, "darla20_dsp.fw"}
};
static struct pci_device_id snd_echo_ids[] = {
{0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0}, /* DSP 56301 Darla20 rev.0 */
{0,}
};
static struct snd_pcm_hardware pcm_hardware_skel = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START,
.formats = SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_S32_BE,
.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
.rate_min = 44100,
.rate_max = 48000,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = 262144,
.period_bytes_min = 32,
.period_bytes_max = 131072,
.periods_min = 2,
.periods_max = 220,
/* One page (4k) contains 512 instructions. I don't know if the hw
supports lists longer than this. In this case periods_max=220 is a
safe limit to make sure the list never exceeds 512 instructions. */
};
#include "darla20_dsp.c"
#include "echoaudio_dsp.c"
#include "echoaudio.c"

125
sound/pci/echoaudio/darla20_dsp.c Normal file
View File

@@ -0,0 +1,125 @@
/***************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
{
int err;
DE_INIT(("init_hw() - Darla20\n"));
snd_assert((subdevice_id & 0xfff0) == DARLA20, return -ENODEV);
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
return err;
}
chip->device_id = device_id;
chip->subdevice_id = subdevice_id;
chip->bad_board = TRUE;
chip->dsp_code_to_load = &card_fw[FW_DARLA20_DSP];
chip->spdif_status = GD_SPDIF_STATUS_UNDEF;
chip->clock_state = GD_CLOCK_UNDEF;
/* Since this card has no ASIC, mark it as loaded so everything
works OK */
chip->asic_loaded = TRUE;
chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL;
if ((err = load_firmware(chip)) < 0)
return err;
chip->bad_board = FALSE;
if ((err = init_line_levels(chip)) < 0)
return err;
DE_INIT(("init_hw done\n"));
return err;
}
/* The Darla20 has no external clock sources */
static u32 detect_input_clocks(const struct echoaudio *chip)
{
return ECHO_CLOCK_BIT_INTERNAL;
}
/* The Darla20 has no ASIC. Just do nothing */
static int load_asic(struct echoaudio *chip)
{
return 0;
}
static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u8 clock_state, spdif_status;
if (wait_handshake(chip))
return -EIO;
switch (rate) {
case 44100:
clock_state = GD_CLOCK_44;
spdif_status = GD_SPDIF_STATUS_44;
break;
case 48000:
clock_state = GD_CLOCK_48;
spdif_status = GD_SPDIF_STATUS_48;
break;
default:
clock_state = GD_CLOCK_NOCHANGE;
spdif_status = GD_SPDIF_STATUS_NOCHANGE;
break;
}
if (chip->clock_state == clock_state)
clock_state = GD_CLOCK_NOCHANGE;
if (spdif_status == chip->spdif_status)
spdif_status = GD_SPDIF_STATUS_NOCHANGE;
chip->comm_page->sample_rate = cpu_to_le32(rate);
chip->comm_page->gd_clock_state = clock_state;
chip->comm_page->gd_spdif_status = spdif_status;
chip->comm_page->gd_resampler_state = 3; /* magic number - should always be 3 */
/* Save the new audio state if it changed */
if (clock_state != GD_CLOCK_NOCHANGE)
chip->clock_state = clock_state;
if (spdif_status != GD_SPDIF_STATUS_NOCHANGE)
chip->spdif_status = spdif_status;
chip->sample_rate = rate;
clear_handshake(chip);
return send_vector(chip, DSP_VC_SET_GD_AUDIO_STATE);
}

106
sound/pci/echoaudio/darla24.c Normal file
View File

@@ -0,0 +1,106 @@
/*
* ALSA driver for Echoaudio soundcards.
* Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
*
* 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; version 2 of the License.
*
* 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 ECHOGALS_FAMILY
#define ECHOCARD_DARLA24
#define ECHOCARD_NAME "Darla24"
#define ECHOCARD_HAS_MONITOR
#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
#define ECHOCARD_HAS_EXTERNAL_CLOCK
#define ECHOCARD_HAS_SUPER_INTERLEAVE
/* Pipe indexes */
#define PX_ANALOG_OUT 0 /* 8 */
#define PX_DIGITAL_OUT 8 /* 0 */
#define PX_ANALOG_IN 8 /* 2 */
#define PX_DIGITAL_IN 10 /* 0 */
#define PX_NUM 10
/* Bus indexes */
#define BX_ANALOG_OUT 0 /* 8 */
#define BX_DIGITAL_OUT 8 /* 0 */
#define BX_ANALOG_IN 8 /* 2 */
#define BX_DIGITAL_IN 10 /* 0 */
#define BX_NUM 10
#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
#include <sound/initval.h>
#include <asm/io.h>
#include <asm/atomic.h>
#include "echoaudio.h"
#define FW_DARLA24_DSP 0
static const struct firmware card_fw[] = {
{0, "darla24_dsp.fw"}
};
static struct pci_device_id snd_echo_ids[] = {
{0x1057, 0x1801, 0xECC0, 0x0040, 0, 0, 0}, /* DSP 56301 Darla24 rev.0 */
{0x1057, 0x1801, 0xECC0, 0x0041, 0, 0, 0}, /* DSP 56301 Darla24 rev.1 */
{0,}
};
static struct snd_pcm_hardware pcm_hardware_skel = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START,
.formats = SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_S32_BE,
.rates = SNDRV_PCM_RATE_8000_48000 |
SNDRV_PCM_RATE_88200 |
SNDRV_PCM_RATE_96000,
.rate_min = 8000,
.rate_max = 96000,
.channels_min = 1,
.channels_max = 8,
.buffer_bytes_max = 262144,
.period_bytes_min = 32,
.period_bytes_max = 131072,
.periods_min = 2,
.periods_max = 220,
/* One page (4k) contains 512 instructions. I don't know if the hw
supports lists longer than this. In this case periods_max=220 is a
safe limit to make sure the list never exceeds 512 instructions. */
};
#include "darla24_dsp.c"
#include "echoaudio_dsp.c"
#include "echoaudio.c"

156
sound/pci/echoaudio/darla24_dsp.c Normal file
View File

@@ -0,0 +1,156 @@
/***************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
{
int err;
DE_INIT(("init_hw() - Darla24\n"));
snd_assert((subdevice_id & 0xfff0) == DARLA24, return -ENODEV);
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
return err;
}
chip->device_id = device_id;
chip->subdevice_id = subdevice_id;
chip->bad_board = TRUE;
chip->dsp_code_to_load = &card_fw[FW_DARLA24_DSP];
/* Since this card has no ASIC, mark it as loaded so everything
works OK */
chip->asic_loaded = TRUE;
chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL |
ECHO_CLOCK_BIT_ESYNC;
if ((err = load_firmware(chip)) < 0)
return err;
chip->bad_board = FALSE;
if ((err = init_line_levels(chip)) < 0)
return err;
DE_INIT(("init_hw done\n"));
return err;
}
static u32 detect_input_clocks(const struct echoaudio *chip)
{
u32 clocks_from_dsp, clock_bits;
/* Map the DSP clock detect bits to the generic driver clock
detect bits */
clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);
clock_bits = ECHO_CLOCK_BIT_INTERNAL;
if (clocks_from_dsp & GLDM_CLOCK_DETECT_BIT_ESYNC)
clock_bits |= ECHO_CLOCK_BIT_ESYNC;
return clock_bits;
}
/* The Darla24 has no ASIC. Just do nothing */
static int load_asic(struct echoaudio *chip)
{
return 0;
}
static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u8 clock;
switch (rate) {
case 96000:
clock = GD24_96000;
break;
case 88200:
clock = GD24_88200;
break;
case 48000:
clock = GD24_48000;
break;
case 44100:
clock = GD24_44100;
break;
case 32000:
clock = GD24_32000;
break;
case 22050:
clock = GD24_22050;
break;
case 16000:
clock = GD24_16000;
break;
case 11025:
clock = GD24_11025;
break;
case 8000:
clock = GD24_8000;
break;
default:
DE_ACT(("set_sample_rate: Error, invalid sample rate %d\n",
rate));
return -EINVAL;
}
if (wait_handshake(chip))
return -EIO;
DE_ACT(("set_sample_rate: %d clock %d\n", rate, clock));
chip->sample_rate = rate;
/* Override the sample rate if this card is set to Echo sync. */
if (chip->input_clock == ECHO_CLOCK_ESYNC)
clock = GD24_EXT_SYNC;
chip->comm_page->sample_rate = cpu_to_le32(rate); /* ignored by the DSP ? */
chip->comm_page->gd_clock_state = clock;
clear_handshake(chip);
return send_vector(chip, DSP_VC_SET_GD_AUDIO_STATE);
}
static int set_input_clock(struct echoaudio *chip, u16 clock)
{
snd_assert(clock == ECHO_CLOCK_INTERNAL ||
clock == ECHO_CLOCK_ESYNC, return -EINVAL);
chip->input_clock = clock;
return set_sample_rate(chip, chip->sample_rate);
}

118
sound/pci/echoaudio/echo3g.c Normal file
View File

@@ -0,0 +1,118 @@
/*
* ALSA driver for Echoaudio soundcards.
* Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
*
* 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; version 2 of the License.
*
* 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 ECHO3G_FAMILY
#define ECHOCARD_ECHO3G
#define ECHOCARD_NAME "Echo3G"
#define ECHOCARD_HAS_MONITOR
#define ECHOCARD_HAS_ASIC
#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
#define ECHOCARD_HAS_SUPER_INTERLEAVE
#define ECHOCARD_HAS_DIGITAL_IO
#define ECHOCARD_HAS_DIGITAL_MODE_SWITCH
#define ECHOCARD_HAS_ADAT 6
#define ECHOCARD_HAS_EXTERNAL_CLOCK
#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
#define ECHOCARD_HAS_MIDI
#define ECHOCARD_HAS_PHANTOM_POWER
/* Pipe indexes */
#define PX_ANALOG_OUT 0
#define PX_DIGITAL_OUT chip->px_digital_out
#define PX_ANALOG_IN chip->px_analog_in
#define PX_DIGITAL_IN chip->px_digital_in
#define PX_NUM chip->px_num
/* Bus indexes */
#define BX_ANALOG_OUT 0
#define BX_DIGITAL_OUT chip->bx_digital_out
#define BX_ANALOG_IN chip->bx_analog_in
#define BX_DIGITAL_IN chip->bx_digital_in
#define BX_NUM chip->bx_num
#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
#include <sound/initval.h>
#include <sound/rawmidi.h>
#include <asm/io.h>
#include <asm/atomic.h>
#include "echoaudio.h"
#define FW_361_LOADER 0
#define FW_ECHO3G_DSP 1
#define FW_3G_ASIC 2
static const struct firmware card_fw[] = {
{0, "loader_dsp.fw"},
{0, "echo3g_dsp.fw"},
{0, "3g_asic.fw"}
};
static struct pci_device_id snd_echo_ids[] = {
{0x1057, 0x3410, 0xECC0, 0x0100, 0, 0, 0}, /* Echo 3G */
{0,}
};
static struct snd_pcm_hardware pcm_hardware_skel = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START,
.formats = SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_S32_BE,
.rates = SNDRV_PCM_RATE_32000 |
SNDRV_PCM_RATE_44100 |
SNDRV_PCM_RATE_48000 |
SNDRV_PCM_RATE_88200 |
SNDRV_PCM_RATE_96000 |
SNDRV_PCM_RATE_CONTINUOUS,
.rate_min = 32000,
.rate_max = 100000,
.channels_min = 1,
.channels_max = 8,
.buffer_bytes_max = 262144,
.period_bytes_min = 32,
.period_bytes_max = 131072,
.periods_min = 2,
.periods_max = 220,
};
#include "echo3g_dsp.c"
#include "echoaudio_dsp.c"
#include "echoaudio_3g.c"
#include "echoaudio.c"
#include "midi.c"

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/****************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
static int load_asic(struct echoaudio *chip);
static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode);
static int set_digital_mode(struct echoaudio *chip, u8 mode);
static int check_asic_status(struct echoaudio *chip);
static int set_sample_rate(struct echoaudio *chip, u32 rate);
static int set_input_clock(struct echoaudio *chip, u16 clock);
static int set_professional_spdif(struct echoaudio *chip, char prof);
static int set_phantom_power(struct echoaudio *chip, char on);
static int write_control_reg(struct echoaudio *chip, u32 ctl, u32 frq,
char force);
#include <linux/irq.h>
static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
{
int err;
local_irq_enable();
DE_INIT(("init_hw() - Echo3G\n"));
snd_assert((subdevice_id & 0xfff0) == ECHO3G, return -ENODEV);
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
return err;
}
chip->comm_page->e3g_frq_register =
__constant_cpu_to_le32((E3G_MAGIC_NUMBER / 48000) - 2);
chip->device_id = device_id;
chip->subdevice_id = subdevice_id;
chip->bad_board = TRUE;
chip->has_midi = TRUE;
chip->dsp_code_to_load = &card_fw[FW_ECHO3G_DSP];
/* Load the DSP code and the ASIC on the PCI card and get
what type of external box is attached */
err = load_firmware(chip);
if (err < 0) {
return err;
} else if (err == E3G_GINA3G_BOX_TYPE) {
chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL |
ECHO_CLOCK_BIT_SPDIF |
ECHO_CLOCK_BIT_ADAT;
chip->card_name = "Gina3G";
chip->px_digital_out = chip->bx_digital_out = 6;
chip->px_analog_in = chip->bx_analog_in = 14;
chip->px_digital_in = chip->bx_digital_in = 16;
chip->px_num = chip->bx_num = 24;
chip->has_phantom_power = TRUE;
chip->hasnt_input_nominal_level = TRUE;
} else if (err == E3G_LAYLA3G_BOX_TYPE) {
chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL |
ECHO_CLOCK_BIT_SPDIF |
ECHO_CLOCK_BIT_ADAT |
ECHO_CLOCK_BIT_WORD;
chip->card_name = "Layla3G";
chip->px_digital_out = chip->bx_digital_out = 8;
chip->px_analog_in = chip->bx_analog_in = 16;
chip->px_digital_in = chip->bx_digital_in = 24;
chip->px_num = chip->bx_num = 32;
} else {
return -ENODEV;
}
chip->digital_modes = ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
ECHOCAPS_HAS_DIGITAL_MODE_ADAT;
chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
chip->professional_spdif = FALSE;
chip->non_audio_spdif = FALSE;
chip->bad_board = FALSE;
if ((err = init_line_levels(chip)) < 0)
return err;
err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
snd_assert(err >= 0, return err);
err = set_phantom_power(chip, 0);
snd_assert(err >= 0, return err);
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));
return err;
}
static int set_phantom_power(struct echoaudio *chip, char on)
{
u32 control_reg = le32_to_cpu(chip->comm_page->control_register);
if (on)
control_reg |= E3G_PHANTOM_POWER;
else
control_reg &= ~E3G_PHANTOM_POWER;
chip->phantom_power = on;
return write_control_reg(chip, control_reg,
le32_to_cpu(chip->comm_page->e3g_frq_register),
0);
}

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/****************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
/* These functions are common for all "3G" cards */
static int check_asic_status(struct echoaudio *chip)
{
u32 box_status;
if (wait_handshake(chip))
return -EIO;
chip->comm_page->ext_box_status =
__constant_cpu_to_le32(E3G_ASIC_NOT_LOADED);
chip->asic_loaded = FALSE;
clear_handshake(chip);
send_vector(chip, DSP_VC_TEST_ASIC);
if (wait_handshake(chip)) {
chip->dsp_code = NULL;
return -EIO;
}
box_status = le32_to_cpu(chip->comm_page->ext_box_status);
DE_INIT(("box_status=%x\n", box_status));
if (box_status == E3G_ASIC_NOT_LOADED)
return -ENODEV;
chip->asic_loaded = TRUE;
return box_status & E3G_BOX_TYPE_MASK;
}
static inline u32 get_frq_reg(struct echoaudio *chip)
{
return le32_to_cpu(chip->comm_page->e3g_frq_register);
}
/* Most configuration of 3G cards is accomplished by writing the control
register. write_control_reg sends the new control register value to the DSP. */
static int write_control_reg(struct echoaudio *chip, u32 ctl, u32 frq,
char force)
{
if (wait_handshake(chip))
return -EIO;
DE_ACT(("WriteControlReg: Setting 0x%x, 0x%x\n", ctl, frq));
ctl = cpu_to_le32(ctl);
frq = cpu_to_le32(frq);
if (ctl != chip->comm_page->control_register ||
frq != chip->comm_page->e3g_frq_register || force) {
chip->comm_page->e3g_frq_register = frq;
chip->comm_page->control_register = ctl;
clear_handshake(chip);
return send_vector(chip, DSP_VC_WRITE_CONTROL_REG);
}
DE_ACT(("WriteControlReg: not written, no change\n"));
return 0;
}
/* Set the digital mode - currently for Gina24, Layla24, Mona, 3G */
static int set_digital_mode(struct echoaudio *chip, u8 mode)
{
u8 previous_mode;
int err, i, o;
/* All audio channels must be closed before changing the digital mode */
snd_assert(!chip->pipe_alloc_mask, return -EAGAIN);
snd_assert(chip->digital_modes & (1 << mode), return -EINVAL);
previous_mode = chip->digital_mode;
err = dsp_set_digital_mode(chip, mode);
/* If we successfully changed the digital mode from or to ADAT,
* then make sure all output, input and monitor levels are
* updated by the DSP comm object. */
if (err >= 0 && previous_mode != mode &&
(previous_mode == DIGITAL_MODE_ADAT || mode == DIGITAL_MODE_ADAT)) {
spin_lock_irq(&chip->lock);
for (o = 0; o < num_busses_out(chip); o++)
for (i = 0; i < num_busses_in(chip); i++)
set_monitor_gain(chip, o, i,
chip->monitor_gain[o][i]);
#ifdef ECHOCARD_HAS_INPUT_GAIN
for (i = 0; i < num_busses_in(chip); i++)
set_input_gain(chip, i, chip->input_gain[i]);
update_input_line_level(chip);
#endif
for (o = 0; o < num_busses_out(chip); o++)
set_output_gain(chip, o, chip->output_gain[o]);
update_output_line_level(chip);
spin_unlock_irq(&chip->lock);
}
return err;
}
static u32 set_spdif_bits(struct echoaudio *chip, u32 control_reg, u32 rate)
{
control_reg &= E3G_SPDIF_FORMAT_CLEAR_MASK;
switch (rate) {
case 32000 :
control_reg |= E3G_SPDIF_SAMPLE_RATE0 | E3G_SPDIF_SAMPLE_RATE1;
break;
case 44100 :
if (chip->professional_spdif)
control_reg |= E3G_SPDIF_SAMPLE_RATE0;
break;
case 48000 :
control_reg |= E3G_SPDIF_SAMPLE_RATE1;
break;
}
if (chip->professional_spdif)
control_reg |= E3G_SPDIF_PRO_MODE;
if (chip->non_audio_spdif)
control_reg |= E3G_SPDIF_NOT_AUDIO;
control_reg |= E3G_SPDIF_24_BIT | E3G_SPDIF_TWO_CHANNEL |
E3G_SPDIF_COPY_PERMIT;
return control_reg;
}
/* Set the S/PDIF output format */
static int set_professional_spdif(struct echoaudio *chip, char prof)
{
u32 control_reg;
control_reg = le32_to_cpu(chip->comm_page->control_register);
chip->professional_spdif = prof;
control_reg = set_spdif_bits(chip, control_reg, chip->sample_rate);
return write_control_reg(chip, control_reg, get_frq_reg(chip), 0);
}
/* detect_input_clocks() returns a bitmask consisting of all the input clocks
currently connected to the hardware; this changes as the user connects and
disconnects clock inputs. You should use this information to determine which
clocks the user is allowed to select. */
static u32 detect_input_clocks(const struct echoaudio *chip)
{
u32 clocks_from_dsp, clock_bits;
/* Map the DSP clock detect bits to the generic driver clock
* detect bits */
clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);
clock_bits = ECHO_CLOCK_BIT_INTERNAL;
if (clocks_from_dsp & E3G_CLOCK_DETECT_BIT_WORD)
clock_bits |= ECHO_CLOCK_BIT_WORD;
switch(chip->digital_mode) {
case DIGITAL_MODE_SPDIF_RCA:
case DIGITAL_MODE_SPDIF_OPTICAL:
if (clocks_from_dsp & E3G_CLOCK_DETECT_BIT_SPDIF)
clock_bits |= ECHO_CLOCK_BIT_SPDIF;
break;
case DIGITAL_MODE_ADAT:
if (clocks_from_dsp & E3G_CLOCK_DETECT_BIT_ADAT)
clock_bits |= ECHO_CLOCK_BIT_ADAT;
break;
}
return clock_bits;
}
static int load_asic(struct echoaudio *chip)
{
int box_type, err;
if (chip->asic_loaded)
return 0;
/* Give the DSP a few milliseconds to settle down */
mdelay(2);
err = load_asic_generic(chip, DSP_FNC_LOAD_3G_ASIC,
&card_fw[FW_3G_ASIC]);
if (err < 0)
return err;
chip->asic_code = &card_fw[FW_3G_ASIC];
/* Now give the new ASIC a little time to set up */
mdelay(2);
/* See if it worked */
box_type = check_asic_status(chip);
/* Set up the control register if the load succeeded -
* 48 kHz, internal clock, S/PDIF RCA mode */
if (box_type >= 0) {
err = write_control_reg(chip, E3G_48KHZ,
E3G_FREQ_REG_DEFAULT, TRUE);
if (err < 0)
return err;
}
return box_type;
}
static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u32 control_reg, clock, base_rate, frq_reg;
/* Only set the clock for internal mode. */
if (chip->input_clock != ECHO_CLOCK_INTERNAL) {
DE_ACT(("set_sample_rate: Cannot set sample rate - "
"clock not set to CLK_CLOCKININTERNAL\n"));
/* Save the rate anyhow */
chip->comm_page->sample_rate = cpu_to_le32(rate);
chip->sample_rate = rate;
set_input_clock(chip, chip->input_clock);
return 0;
}
snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
return -EINVAL);
clock = 0;
control_reg = le32_to_cpu(chip->comm_page->control_register);
control_reg &= E3G_CLOCK_CLEAR_MASK;
switch (rate) {
case 96000:
clock = E3G_96KHZ;
break;
case 88200:
clock = E3G_88KHZ;
break;
case 48000:
clock = E3G_48KHZ;
break;
case 44100:
clock = E3G_44KHZ;
break;
case 32000:
clock = E3G_32KHZ;
break;
default:
clock = E3G_CONTINUOUS_CLOCK;
if (rate > 50000)
clock |= E3G_DOUBLE_SPEED_MODE;
break;
}
control_reg |= clock;
control_reg = set_spdif_bits(chip, control_reg, rate);
base_rate = rate;
if (base_rate > 50000)
base_rate /= 2;
if (base_rate < 32000)
base_rate = 32000;
frq_reg = E3G_MAGIC_NUMBER / base_rate - 2;
if (frq_reg > E3G_FREQ_REG_MAX)
frq_reg = E3G_FREQ_REG_MAX;
chip->comm_page->sample_rate = cpu_to_le32(rate); /* ignored by the DSP */
chip->sample_rate = rate;
DE_ACT(("SetSampleRate: %d clock %x\n", rate, control_reg));
/* Tell the DSP about it - DSP reads both control reg & freq reg */
return write_control_reg(chip, control_reg, frq_reg, 0);
}
/* Set the sample clock source to internal, S/PDIF, ADAT */
static int set_input_clock(struct echoaudio *chip, u16 clock)
{
u32 control_reg, clocks_from_dsp;
DE_ACT(("set_input_clock:\n"));
/* Mask off the clock select bits */
control_reg = le32_to_cpu(chip->comm_page->control_register) &
E3G_CLOCK_CLEAR_MASK;
clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);
switch (clock) {
case ECHO_CLOCK_INTERNAL:
DE_ACT(("Set Echo3G clock to INTERNAL\n"));
chip->input_clock = ECHO_CLOCK_INTERNAL;
return set_sample_rate(chip, chip->sample_rate);
case ECHO_CLOCK_SPDIF:
if (chip->digital_mode == DIGITAL_MODE_ADAT)
return -EAGAIN;
DE_ACT(("Set Echo3G clock to SPDIF\n"));
control_reg |= E3G_SPDIF_CLOCK;
if (clocks_from_dsp & E3G_CLOCK_DETECT_BIT_SPDIF96)
control_reg |= E3G_DOUBLE_SPEED_MODE;
else
control_reg &= ~E3G_DOUBLE_SPEED_MODE;
break;
case ECHO_CLOCK_ADAT:
if (chip->digital_mode != DIGITAL_MODE_ADAT)
return -EAGAIN;
DE_ACT(("Set Echo3G clock to ADAT\n"));
control_reg |= E3G_ADAT_CLOCK;
control_reg &= ~E3G_DOUBLE_SPEED_MODE;
break;
case ECHO_CLOCK_WORD:
DE_ACT(("Set Echo3G clock to WORD\n"));
control_reg |= E3G_WORD_CLOCK;
if (clocks_from_dsp & E3G_CLOCK_DETECT_BIT_WORD96)
control_reg |= E3G_DOUBLE_SPEED_MODE;
else
control_reg &= ~E3G_DOUBLE_SPEED_MODE;
break;
default:
DE_ACT(("Input clock 0x%x not supported for Echo3G\n", clock));
return -EINVAL;
}
chip->input_clock = clock;
return write_control_reg(chip, control_reg, get_frq_reg(chip), 1);
}
static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode)
{
u32 control_reg;
int err, incompatible_clock;
/* Set clock to "internal" if it's not compatible with the new mode */
incompatible_clock = FALSE;
switch (mode) {
case DIGITAL_MODE_SPDIF_OPTICAL:
case DIGITAL_MODE_SPDIF_RCA:
if (chip->input_clock == ECHO_CLOCK_ADAT)
incompatible_clock = TRUE;
break;
case DIGITAL_MODE_ADAT:
if (chip->input_clock == ECHO_CLOCK_SPDIF)
incompatible_clock = TRUE;
break;
default:
DE_ACT(("Digital mode not supported: %d\n", mode));
return -EINVAL;
}
spin_lock_irq(&chip->lock);
if (incompatible_clock) {
chip->sample_rate = 48000;
set_input_clock(chip, ECHO_CLOCK_INTERNAL);
}
/* Clear the current digital mode */
control_reg = le32_to_cpu(chip->comm_page->control_register);
control_reg &= E3G_DIGITAL_MODE_CLEAR_MASK;
/* Tweak the control reg */
switch (mode) {
case DIGITAL_MODE_SPDIF_OPTICAL:
control_reg |= E3G_SPDIF_OPTICAL_MODE;
break;
case DIGITAL_MODE_SPDIF_RCA:
/* E3G_SPDIF_OPTICAL_MODE bit cleared */
break;
case DIGITAL_MODE_ADAT:
control_reg |= E3G_ADAT_MODE;
control_reg &= ~E3G_DOUBLE_SPEED_MODE; /* @@ useless */
break;
}
err = write_control_reg(chip, control_reg, get_frq_reg(chip), 1);
spin_unlock_irq(&chip->lock);
if (err < 0)
return err;
chip->digital_mode = mode;
DE_ACT(("set_digital_mode(%d)\n", chip->digital_mode));
return incompatible_clock;
}

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/****************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
/* These functions are common for Gina24, Layla24 and Mona cards */
/* ASIC status check - some cards have one or two ASICs that need to be
loaded. Once that load is complete, this function is called to see if
the load was successful.
If this load fails, it does not necessarily mean that the hardware is
defective - the external box may be disconnected or turned off. */
static int check_asic_status(struct echoaudio *chip)
{
u32 asic_status;
send_vector(chip, DSP_VC_TEST_ASIC);
/* The DSP will return a value to indicate whether or not the
ASIC is currently loaded */
if (read_dsp(chip, &asic_status) < 0) {
DE_INIT(("check_asic_status: failed on read_dsp\n"));
chip->asic_loaded = FALSE;
return -EIO;
}
chip->asic_loaded = (asic_status == ASIC_ALREADY_LOADED);
return chip->asic_loaded ? 0 : -EIO;
}
/* Most configuration of Gina24, Layla24, or Mona is accomplished by writing
the control register. write_control_reg sends the new control register
value to the DSP. */
static int write_control_reg(struct echoaudio *chip, u32 value, char force)
{
/* Handle the digital input auto-mute */
if (chip->digital_in_automute)
value |= GML_DIGITAL_IN_AUTO_MUTE;
else
value &= ~GML_DIGITAL_IN_AUTO_MUTE;
DE_ACT(("write_control_reg: 0x%x\n", value));
/* Write the control register */
value = cpu_to_le32(value);
if (value != chip->comm_page->control_register || force) {
if (wait_handshake(chip))
return -EIO;
chip->comm_page->control_register = value;
clear_handshake(chip);
return send_vector(chip, DSP_VC_WRITE_CONTROL_REG);
}
return 0;
}
/* Gina24, Layla24, and Mona support digital input auto-mute. If the digital
input auto-mute is enabled, the DSP will only enable the digital inputs if
the card is syncing to a valid clock on the ADAT or S/PDIF inputs.
If the auto-mute is disabled, the digital inputs are enabled regardless of
what the input clock is set or what is connected. */
static int set_input_auto_mute(struct echoaudio *chip, int automute)
{
DE_ACT(("set_input_auto_mute %d\n", automute));
chip->digital_in_automute = automute;
/* Re-set the input clock to the current value - indirectly causes
the auto-mute flag to be sent to the DSP */
return set_input_clock(chip, chip->input_clock);
}
/* S/PDIF coax / S/PDIF optical / ADAT - switch */
static int set_digital_mode(struct echoaudio *chip, u8 mode)
{
u8 previous_mode;
int err, i, o;
if (chip->bad_board)
return -EIO;
/* All audio channels must be closed before changing the digital mode */
snd_assert(!chip->pipe_alloc_mask, return -EAGAIN);
snd_assert(chip->digital_modes & (1 << mode), return -EINVAL);
previous_mode = chip->digital_mode;
err = dsp_set_digital_mode(chip, mode);
/* If we successfully changed the digital mode from or to ADAT,
then make sure all output, input and monitor levels are
updated by the DSP comm object. */
if (err >= 0 && previous_mode != mode &&
(previous_mode == DIGITAL_MODE_ADAT || mode == DIGITAL_MODE_ADAT)) {
spin_lock_irq(&chip->lock);
for (o = 0; o < num_busses_out(chip); o++)
for (i = 0; i < num_busses_in(chip); i++)
set_monitor_gain(chip, o, i,
chip->monitor_gain[o][i]);
#ifdef ECHOCARD_HAS_INPUT_GAIN
for (i = 0; i < num_busses_in(chip); i++)
set_input_gain(chip, i, chip->input_gain[i]);
update_input_line_level(chip);
#endif
for (o = 0; o < num_busses_out(chip); o++)
set_output_gain(chip, o, chip->output_gain[o]);
update_output_line_level(chip);
spin_unlock_irq(&chip->lock);
}
return err;
}
/* Set the S/PDIF output format */
static int set_professional_spdif(struct echoaudio *chip, char prof)
{
u32 control_reg;
int err;
/* Clear the current S/PDIF flags */
control_reg = le32_to_cpu(chip->comm_page->control_register);
control_reg &= GML_SPDIF_FORMAT_CLEAR_MASK;
/* Set the new S/PDIF flags depending on the mode */
control_reg |= GML_SPDIF_TWO_CHANNEL | GML_SPDIF_24_BIT |
GML_SPDIF_COPY_PERMIT;
if (prof) {
/* Professional mode */
control_reg |= GML_SPDIF_PRO_MODE;
switch (chip->sample_rate) {
case 32000:
control_reg |= GML_SPDIF_SAMPLE_RATE0 |
GML_SPDIF_SAMPLE_RATE1;
break;
case 44100:
control_reg |= GML_SPDIF_SAMPLE_RATE0;
break;
case 48000:
control_reg |= GML_SPDIF_SAMPLE_RATE1;
break;
}
} else {
/* Consumer mode */
switch (chip->sample_rate) {
case 32000:
control_reg |= GML_SPDIF_SAMPLE_RATE0 |
GML_SPDIF_SAMPLE_RATE1;
break;
case 48000:
control_reg |= GML_SPDIF_SAMPLE_RATE1;
break;
}
}
if ((err = write_control_reg(chip, control_reg, FALSE)))
return err;
chip->professional_spdif = prof;
DE_ACT(("set_professional_spdif to %s\n",
prof ? "Professional" : "Consumer"));
return 0;
}

103
sound/pci/echoaudio/gina20.c Normal file
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/*
* ALSA driver for Echoaudio soundcards.
* Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
*
* 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; version 2 of the License.
*
* 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 ECHOGALS_FAMILY
#define ECHOCARD_GINA20
#define ECHOCARD_NAME "Gina20"
#define ECHOCARD_HAS_MONITOR
#define ECHOCARD_HAS_INPUT_GAIN
#define ECHOCARD_HAS_DIGITAL_IO
#define ECHOCARD_HAS_EXTERNAL_CLOCK
#define ECHOCARD_HAS_ADAT FALSE
/* Pipe indexes */
#define PX_ANALOG_OUT 0 /* 8 */
#define PX_DIGITAL_OUT 8 /* 2 */
#define PX_ANALOG_IN 10 /* 2 */
#define PX_DIGITAL_IN 12 /* 2 */
#define PX_NUM 14
/* Bus indexes */
#define BX_ANALOG_OUT 0 /* 8 */
#define BX_DIGITAL_OUT 8 /* 2 */
#define BX_ANALOG_IN 10 /* 2 */
#define BX_DIGITAL_IN 12 /* 2 */
#define BX_NUM 14
#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
#include <sound/initval.h>
#include <asm/io.h>
#include <asm/atomic.h>
#include "echoaudio.h"
#define FW_GINA20_DSP 0
static const struct firmware card_fw[] = {
{0, "gina20_dsp.fw"}
};
static struct pci_device_id snd_echo_ids[] = {
{0x1057, 0x1801, 0xECC0, 0x0020, 0, 0, 0}, /* DSP 56301 Gina20 rev.0 */
{0,}
};
static struct snd_pcm_hardware pcm_hardware_skel = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START,
.formats = SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_S32_BE,
.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
.rate_min = 44100,
.rate_max = 48000,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = 262144,
.period_bytes_min = 32,
.period_bytes_max = 131072,
.periods_min = 2,
.periods_max = 220,
/* One page (4k) contains 512 instructions. I don't know if the hw
supports lists longer than this. In this case periods_max=220 is a
safe limit to make sure the list never exceeds 512 instructions. */
};
#include "gina20_dsp.c"
#include "echoaudio_dsp.c"
#include "echoaudio.c"

215
sound/pci/echoaudio/gina20_dsp.c Normal file
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/****************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
static int set_professional_spdif(struct echoaudio *chip, char prof);
static int update_flags(struct echoaudio *chip);
static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
{
int err;
DE_INIT(("init_hw() - Gina20\n"));
snd_assert((subdevice_id & 0xfff0) == GINA20, return -ENODEV);
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
return err;
}
chip->device_id = device_id;
chip->subdevice_id = subdevice_id;
chip->bad_board = TRUE;
chip->dsp_code_to_load = &card_fw[FW_GINA20_DSP];
chip->spdif_status = GD_SPDIF_STATUS_UNDEF;
chip->clock_state = GD_CLOCK_UNDEF;
/* Since this card has no ASIC, mark it as loaded so everything
works OK */
chip->asic_loaded = TRUE;
chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL |
ECHO_CLOCK_BIT_SPDIF;
if ((err = load_firmware(chip)) < 0)
return err;
chip->bad_board = FALSE;
if ((err = init_line_levels(chip)) < 0)
return err;
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));
return err;
}
static u32 detect_input_clocks(const struct echoaudio *chip)
{
u32 clocks_from_dsp, clock_bits;
/* Map the DSP clock detect bits to the generic driver clock
detect bits */
clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);
clock_bits = ECHO_CLOCK_BIT_INTERNAL;
if (clocks_from_dsp & GLDM_CLOCK_DETECT_BIT_SPDIF)
clock_bits |= ECHO_CLOCK_BIT_SPDIF;
return clock_bits;
}
/* The Gina20 has no ASIC. Just do nothing */
static int load_asic(struct echoaudio *chip)
{
return 0;
}
static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u8 clock_state, spdif_status;
if (wait_handshake(chip))
return -EIO;
switch (rate) {
case 44100:
clock_state = GD_CLOCK_44;
spdif_status = GD_SPDIF_STATUS_44;
break;
case 48000:
clock_state = GD_CLOCK_48;
spdif_status = GD_SPDIF_STATUS_48;
break;
default:
clock_state = GD_CLOCK_NOCHANGE;
spdif_status = GD_SPDIF_STATUS_NOCHANGE;
break;
}
if (chip->clock_state == clock_state)
clock_state = GD_CLOCK_NOCHANGE;
if (spdif_status == chip->spdif_status)
spdif_status = GD_SPDIF_STATUS_NOCHANGE;
chip->comm_page->sample_rate = cpu_to_le32(rate);
chip->comm_page->gd_clock_state = clock_state;
chip->comm_page->gd_spdif_status = spdif_status;
chip->comm_page->gd_resampler_state = 3; /* magic number - should always be 3 */
/* Save the new audio state if it changed */
if (clock_state != GD_CLOCK_NOCHANGE)
chip->clock_state = clock_state;
if (spdif_status != GD_SPDIF_STATUS_NOCHANGE)
chip->spdif_status = spdif_status;
chip->sample_rate = rate;
clear_handshake(chip);
return send_vector(chip, DSP_VC_SET_GD_AUDIO_STATE);
}
static int set_input_clock(struct echoaudio *chip, u16 clock)
{
DE_ACT(("set_input_clock:\n"));
switch (clock) {
case ECHO_CLOCK_INTERNAL:
/* Reset the audio state to unknown (just in case) */
chip->clock_state = GD_CLOCK_UNDEF;
chip->spdif_status = GD_SPDIF_STATUS_UNDEF;
set_sample_rate(chip, chip->sample_rate);
chip->input_clock = clock;
DE_ACT(("Set Gina clock to INTERNAL\n"));
break;
case ECHO_CLOCK_SPDIF:
chip->comm_page->gd_clock_state = GD_CLOCK_SPDIFIN;
chip->comm_page->gd_spdif_status = GD_SPDIF_STATUS_NOCHANGE;
clear_handshake(chip);
send_vector(chip, DSP_VC_SET_GD_AUDIO_STATE);
chip->clock_state = GD_CLOCK_SPDIFIN;
DE_ACT(("Set Gina20 clock to SPDIF\n"));
chip->input_clock = clock;
break;
default:
return -EINVAL;
}
return 0;
}
/* Set input bus gain (one unit is 0.5dB !) */
static int set_input_gain(struct echoaudio *chip, u16 input, int gain)
{
snd_assert(input < num_busses_in(chip), return -EINVAL);
if (wait_handshake(chip))
return -EIO;
chip->input_gain[input] = gain;
gain += GL20_INPUT_GAIN_MAGIC_NUMBER;
chip->comm_page->line_in_level[input] = gain;
return 0;
}
/* Tell the DSP to reread the flags from the comm page */
static int update_flags(struct echoaudio *chip)
{
if (wait_handshake(chip))
return -EIO;
clear_handshake(chip);
return send_vector(chip, DSP_VC_UPDATE_FLAGS);
}
static int set_professional_spdif(struct echoaudio *chip, char prof)
{
DE_ACT(("set_professional_spdif %d\n", prof));
if (prof)
chip->comm_page->flags |=
__constant_cpu_to_le32(DSP_FLAG_PROFESSIONAL_SPDIF);
else
chip->comm_page->flags &=
~__constant_cpu_to_le32(DSP_FLAG_PROFESSIONAL_SPDIF);
chip->professional_spdif = prof;
return update_flags(chip);
}

123
sound/pci/echoaudio/gina24.c Normal file
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/*
* ALSA driver for Echoaudio soundcards.
* Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
*
* 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; version 2 of the License.
*
* 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 ECHO24_FAMILY
#define ECHOCARD_GINA24
#define ECHOCARD_NAME "Gina24"
#define ECHOCARD_HAS_MONITOR
#define ECHOCARD_HAS_ASIC
#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
#define ECHOCARD_HAS_SUPER_INTERLEAVE
#define ECHOCARD_HAS_DIGITAL_IO
#define ECHOCARD_HAS_DIGITAL_IN_AUTOMUTE
#define ECHOCARD_HAS_DIGITAL_MODE_SWITCH
#define ECHOCARD_HAS_EXTERNAL_CLOCK
#define ECHOCARD_HAS_ADAT 6
#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
/* Pipe indexes */
#define PX_ANALOG_OUT 0 /* 8 */
#define PX_DIGITAL_OUT 8 /* 8 */
#define PX_ANALOG_IN 16 /* 2 */
#define PX_DIGITAL_IN 18 /* 8 */
#define PX_NUM 26
/* Bus indexes */
#define BX_ANALOG_OUT 0 /* 8 */
#define BX_DIGITAL_OUT 8 /* 8 */
#define BX_ANALOG_IN 16 /* 2 */
#define BX_DIGITAL_IN 18 /* 8 */
#define BX_NUM 26
#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
#include <sound/initval.h>
#include <asm/io.h>
#include <asm/atomic.h>
#include "echoaudio.h"
#define FW_361_LOADER 0
#define FW_GINA24_301_DSP 1
#define FW_GINA24_361_DSP 2
#define FW_GINA24_301_ASIC 3
#define FW_GINA24_361_ASIC 4
static const struct firmware card_fw[] = {
{0, "loader_dsp.fw"},
{0, "gina24_301_dsp.fw"},
{0, "gina24_361_dsp.fw"},
{0, "gina24_301_asic.fw"},
{0, "gina24_361_asic.fw"}
};
static struct pci_device_id snd_echo_ids[] = {
{0x1057, 0x1801, 0xECC0, 0x0050, 0, 0, 0}, /* DSP 56301 Gina24 rev.0 */
{0x1057, 0x1801, 0xECC0, 0x0051, 0, 0, 0}, /* DSP 56301 Gina24 rev.1 */
{0x1057, 0x3410, 0xECC0, 0x0050, 0, 0, 0}, /* DSP 56361 Gina24 rev.0 */
{0x1057, 0x3410, 0xECC0, 0x0051, 0, 0, 0}, /* DSP 56361 Gina24 rev.1 */
{0,}
};
static struct snd_pcm_hardware pcm_hardware_skel = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START,
.formats = SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_3LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_S32_BE,
.rates = SNDRV_PCM_RATE_8000_48000 |
SNDRV_PCM_RATE_88200 |
SNDRV_PCM_RATE_96000,
.rate_min = 8000,
.rate_max = 96000,
.channels_min = 1,
.channels_max = 8,
.buffer_bytes_max = 262144,
.period_bytes_min = 32,
.period_bytes_max = 131072,
.periods_min = 2,
.periods_max = 220,
/* One page (4k) contains 512 instructions. I don't know if the hw
supports lists longer than this. In this case periods_max=220 is a
safe limit to make sure the list never exceeds 512 instructions.
220 ~= (512 - 1 - (BUFFER_BYTES_MAX / PAGE_SIZE)) / 2 */
};
#include "gina24_dsp.c"
#include "echoaudio_dsp.c"
#include "echoaudio_gml.c"
#include "echoaudio.c"

346
sound/pci/echoaudio/gina24_dsp.c Normal file
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/****************************************************************************
Copyright Echo Digital Audio Corporation (c) 1998 - 2004
All rights reserved
www.echoaudio.com
This file is part of Echo Digital Audio's generic driver library.
Echo Digital Audio's generic driver library 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.
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.
*************************************************************************
Translation from C++ and adaptation for use in ALSA-Driver
were made by Giuliano Pochini <pochini@shiny.it>
****************************************************************************/
static int write_control_reg(struct echoaudio *chip, u32 value, char force);
static int set_input_clock(struct echoaudio *chip, u16 clock);
static int set_professional_spdif(struct echoaudio *chip, char prof);
static int set_digital_mode(struct echoaudio *chip, u8 mode);
static int load_asic_generic(struct echoaudio *chip, u32 cmd,
const struct firmware *asic);
static int check_asic_status(struct echoaudio *chip);
static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
{
int err;
DE_INIT(("init_hw() - Gina24\n"));
snd_assert((subdevice_id & 0xfff0) == GINA24, return -ENODEV);
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
return err;
}
chip->device_id = device_id;
chip->subdevice_id = subdevice_id;
chip->bad_board = TRUE;
chip->input_clock_types =
ECHO_CLOCK_BIT_INTERNAL | ECHO_CLOCK_BIT_SPDIF |
ECHO_CLOCK_BIT_ESYNC | ECHO_CLOCK_BIT_ESYNC96 |
ECHO_CLOCK_BIT_ADAT;
chip->professional_spdif = FALSE;
chip->digital_in_automute = TRUE;
chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
/* Gina24 comes in both '301 and '361 flavors */
if (chip->device_id == DEVICE_ID_56361) {
chip->dsp_code_to_load = &card_fw[FW_GINA24_361_DSP];
chip->digital_modes =
ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
ECHOCAPS_HAS_DIGITAL_MODE_ADAT;
} else {
chip->dsp_code_to_load = &card_fw[FW_GINA24_301_DSP];
chip->digital_modes =
ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
ECHOCAPS_HAS_DIGITAL_MODE_ADAT |
ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_CDROM;
}
if ((err = load_firmware(chip)) < 0)
return err;
chip->bad_board = FALSE;
if ((err = init_line_levels(chip)) < 0)
return err;
err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
snd_assert(err >= 0, return err);
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));
return err;
}
static u32 detect_input_clocks(const struct echoaudio *chip)
{
u32 clocks_from_dsp, clock_bits;
/* Map the DSP clock detect bits to the generic driver clock
detect bits */
clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);
clock_bits = ECHO_CLOCK_BIT_INTERNAL;
if (clocks_from_dsp & GML_CLOCK_DETECT_BIT_SPDIF)
clock_bits |= ECHO_CLOCK_BIT_SPDIF;
if (clocks_from_dsp & GML_CLOCK_DETECT_BIT_ADAT)
clock_bits |= ECHO_CLOCK_BIT_ADAT;
if (clocks_from_dsp & GML_CLOCK_DETECT_BIT_ESYNC)
clock_bits |= ECHO_CLOCK_BIT_ESYNC | ECHO_CLOCK_BIT_ESYNC96;
return clock_bits;
}
/* Gina24 has an ASIC on the PCI card which must be loaded for anything
interesting to happen. */
static int load_asic(struct echoaudio *chip)
{
u32 control_reg;
int err;
const struct firmware *fw;
if (chip->asic_loaded)
return 1;
/* Give the DSP a few milliseconds to settle down */
mdelay(10);
/* Pick the correct ASIC for '301 or '361 Gina24 */
if (chip->device_id == DEVICE_ID_56361)
fw = &card_fw[FW_GINA24_361_ASIC];
else
fw = &card_fw[FW_GINA24_301_ASIC];
if ((err = load_asic_generic(chip, DSP_FNC_LOAD_GINA24_ASIC, fw)) < 0)
return err;
chip->asic_code = fw;
/* Now give the new ASIC a little time to set up */
mdelay(10);
/* See if it worked */
err = check_asic_status(chip);
/* Set up the control register if the load succeeded -
48 kHz, internal clock, S/PDIF RCA mode */
if (!err) {
control_reg = GML_CONVERTER_ENABLE | GML_48KHZ;
err = write_control_reg(chip, control_reg, TRUE);
}
DE_INIT(("load_asic() done\n"));
return err;
}
static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u32 control_reg, clock;
snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
return -EINVAL);
/* Only set the clock for internal mode. */
if (chip->input_clock != ECHO_CLOCK_INTERNAL) {
DE_ACT(("set_sample_rate: Cannot set sample rate - "
"clock not set to CLK_CLOCKININTERNAL\n"));
/* Save the rate anyhow */
chip->comm_page->sample_rate = cpu_to_le32(rate);
chip->sample_rate = rate;
return 0;
}
clock = 0;
control_reg = le32_to_cpu(chip->comm_page->control_register);
control_reg &= GML_CLOCK_CLEAR_MASK & GML_SPDIF_RATE_CLEAR_MASK;
switch (rate) {
case 96000:
clock = GML_96KHZ;
break;
case 88200:
clock = GML_88KHZ;
break;
case 48000:
clock = GML_48KHZ | GML_SPDIF_SAMPLE_RATE1;
break;
case 44100:
clock = GML_44KHZ;
/* Professional mode ? */
if (control_reg & GML_SPDIF_PRO_MODE)
clock |= GML_SPDIF_SAMPLE_RATE0;
break;
case 32000:
clock = GML_32KHZ | GML_SPDIF_SAMPLE_RATE0 |
GML_SPDIF_SAMPLE_RATE1;
break;
case 22050:
clock = GML_22KHZ;
break;
case 16000:
clock = GML_16KHZ;
break;
case 11025:
clock = GML_11KHZ;
break;
case 8000:
clock = GML_8KHZ;
break;
default:
DE_ACT(("set_sample_rate: %d invalid!\n", rate));
return -EINVAL;
}
control_reg |= clock;
chip->comm_page->sample_rate = cpu_to_le32(rate); /* ignored by the DSP */
chip->sample_rate = rate;
DE_ACT(("set_sample_rate: %d clock %d\n", rate, clock));
return write_control_reg(chip, control_reg, FALSE);
}
static int set_input_clock(struct echoaudio *chip, u16 clock)
{
u32 control_reg, clocks_from_dsp;
DE_ACT(("set_input_clock:\n"));
/* Mask off the clock select bits */
control_reg = le32_to_cpu(chip->comm_page->control_register) &
GML_CLOCK_CLEAR_MASK;
clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);
switch (clock) {
case ECHO_CLOCK_INTERNAL:
DE_ACT(("Set Gina24 clock to INTERNAL\n"));
chip->input_clock = ECHO_CLOCK_INTERNAL;
return set_sample_rate(chip, chip->sample_rate);
case ECHO_CLOCK_SPDIF:
if (chip->digital_mode == DIGITAL_MODE_ADAT)
return -EAGAIN;
DE_ACT(("Set Gina24 clock to SPDIF\n"));
control_reg |= GML_SPDIF_CLOCK;
if (clocks_from_dsp & GML_CLOCK_DETECT_BIT_SPDIF96)
control_reg |= GML_DOUBLE_SPEED_MODE;
else
control_reg &= ~GML_DOUBLE_SPEED_MODE;
break;
case ECHO_CLOCK_ADAT:
if (chip->digital_mode != DIGITAL_MODE_ADAT)
return -EAGAIN;
DE_ACT(("Set Gina24 clock to ADAT\n"));
control_reg |= GML_ADAT_CLOCK;
control_reg &= ~GML_DOUBLE_SPEED_MODE;
break;
case ECHO_CLOCK_ESYNC:
DE_ACT(("Set Gina24 clock to ESYNC\n"));
control_reg |= GML_ESYNC_CLOCK;
control_reg &= ~GML_DOUBLE_SPEED_MODE;
break;
case ECHO_CLOCK_ESYNC96:
DE_ACT(("Set Gina24 clock to ESYNC96\n"));
control_reg |= GML_ESYNC_CLOCK | GML_DOUBLE_SPEED_MODE;
break;
default:
DE_ACT(("Input clock 0x%x not supported for Gina24\n", clock));
return -EINVAL;
}
chip->input_clock = clock;
return write_control_reg(chip, control_reg, TRUE);
}
static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode)
{
u32 control_reg;
int err, incompatible_clock;
/* Set clock to "internal" if it's not compatible with the new mode */
incompatible_clock = FALSE;
switch (mode) {
case DIGITAL_MODE_SPDIF_OPTICAL:
case DIGITAL_MODE_SPDIF_CDROM:
case DIGITAL_MODE_SPDIF_RCA:
if (chip->input_clock == ECHO_CLOCK_ADAT)
incompatible_clock = TRUE;
break;
case DIGITAL_MODE_ADAT:
if (chip->input_clock == ECHO_CLOCK_SPDIF)
incompatible_clock = TRUE;
break;
default:
DE_ACT(("Digital mode not supported: %d\n", mode));
return -EINVAL;
}
spin_lock_irq(&chip->lock);
if (incompatible_clock) { /* Switch to 48KHz, internal */
chip->sample_rate = 48000;
set_input_clock(chip, ECHO_CLOCK_INTERNAL);
}
/* Clear the current digital mode */
control_reg = le32_to_cpu(chip->comm_page->control_register);
control_reg &= GML_DIGITAL_MODE_CLEAR_MASK;
/* Tweak the control reg */
switch (mode) {
case DIGITAL_MODE_SPDIF_OPTICAL:
control_reg |= GML_SPDIF_OPTICAL_MODE;
break;
case DIGITAL_MODE_SPDIF_CDROM:
/* '361 Gina24 cards do not have the S/PDIF CD-ROM mode */
if (chip->device_id == DEVICE_ID_56301)
control_reg |= GML_SPDIF_CDROM_MODE;
break;
case DIGITAL_MODE_SPDIF_RCA:
/* GML_SPDIF_OPTICAL_MODE bit cleared */
break;
case DIGITAL_MODE_ADAT:
control_reg |= GML_ADAT_MODE;
control_reg &= ~GML_DOUBLE_SPEED_MODE;
break;
}
err = write_control_reg(chip, control_reg, TRUE);
spin_unlock_irq(&chip->lock);
if (err < 0)
return err;
chip->digital_mode = mode;
DE_ACT(("set_digital_mode to %d\n", chip->digital_mode));
return incompatible_clock;
}

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