AcoSail/kernel_optimize_test
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kernel_optimize_test/sound/pci/ice1712/hoontech.c
Takashi Iwai 32b47da035 [ALSA] Add 'const' to files in pci/ice1712/ 
Mark a lot of data as 'const'
Signed-of-by: Philipp Matthias Hahn <pmhahn@pmhahn.de>

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
2007-02-09 09:03:16 +01:00

328 lines
11 KiB
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/*
* ALSA driver for ICEnsemble ICE1712 (Envy24)
*
* Lowlevel functions for Hoontech STDSP24
*
* Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <sound/core.h>
#include "ice1712.h"
#include "hoontech.h"
static void __devinit snd_ice1712_stdsp24_gpio_write(struct snd_ice1712 *ice, unsigned char byte)
{
byte |= ICE1712_STDSP24_CLOCK_BIT;
udelay(100);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
byte &= ~ICE1712_STDSP24_CLOCK_BIT;
udelay(100);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
byte |= ICE1712_STDSP24_CLOCK_BIT;
udelay(100);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
}
static void __devinit snd_ice1712_stdsp24_darear(struct snd_ice1712 *ice, int activate)
{
mutex_lock(&ice->gpio_mutex);
ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, activate);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
mutex_unlock(&ice->gpio_mutex);
}
static void __devinit snd_ice1712_stdsp24_mute(struct snd_ice1712 *ice, int activate)
{
mutex_lock(&ice->gpio_mutex);
ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, activate);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
mutex_unlock(&ice->gpio_mutex);
}
static void __devinit snd_ice1712_stdsp24_insel(struct snd_ice1712 *ice, int activate)
{
mutex_lock(&ice->gpio_mutex);
ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, activate);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
mutex_unlock(&ice->gpio_mutex);
}
static void __devinit snd_ice1712_stdsp24_box_channel(struct snd_ice1712 *ice, int box, int chn, int activate)
{
mutex_lock(&ice->gpio_mutex);
/* select box */
ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
/* prepare for write */
if (chn == 3)
ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, activate);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
udelay(100);
if (chn == 3) {
ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
} else {
switch (chn) {
case 0: ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 0); break;
case 1: ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 0); break;
case 2: ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 0); break;
}
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
}
udelay(100);
ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
udelay(100);
ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
mutex_unlock(&ice->gpio_mutex);
}
static void __devinit snd_ice1712_stdsp24_box_midi(struct snd_ice1712 *ice, int box, int master)
{
mutex_lock(&ice->gpio_mutex);
/* select box */
ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, master);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
udelay(100);
ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 0);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
mdelay(10);
ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
mutex_unlock(&ice->gpio_mutex);
}
static void __devinit snd_ice1712_stdsp24_midi2(struct snd_ice1712 *ice, int activate)
{
mutex_lock(&ice->gpio_mutex);
ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, activate);
snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
mutex_unlock(&ice->gpio_mutex);
}
static int __devinit snd_ice1712_hoontech_init(struct snd_ice1712 *ice)
{
int box, chn;
ice->num_total_dacs = 8;
ice->num_total_adcs = 8;
ice->spec.hoontech.boxbits[0] =
ice->spec.hoontech.boxbits[1] =
ice->spec.hoontech.boxbits[2] =
ice->spec.hoontech.boxbits[3] = 0; /* should be already */
ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 0);
ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 0, 1);
ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, 0);
ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, 0);
ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 1, 1);
ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 2);
ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 2, 1);
ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 3);
ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 3, 1);
ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, 0);
ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, 1);
ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, 0);
/* let's go - activate only functions in first box */
ice->spec.hoontech.config = 0;
/* ICE1712_STDSP24_MUTE |
ICE1712_STDSP24_INSEL |
ICE1712_STDSP24_DAREAR; */
ice->spec.hoontech.boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 |
ICE1712_STDSP24_BOX_CHN2 |
ICE1712_STDSP24_BOX_CHN3 |
ICE1712_STDSP24_BOX_CHN4 |
ICE1712_STDSP24_BOX_MIDI1 |
ICE1712_STDSP24_BOX_MIDI2;
ice->spec.hoontech.boxconfig[1] =
ice->spec.hoontech.boxconfig[2] =
ice->spec.hoontech.boxconfig[3] = 0;
snd_ice1712_stdsp24_darear(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_DAREAR) ? 1 : 0);
snd_ice1712_stdsp24_mute(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_MUTE) ? 1 : 0);
snd_ice1712_stdsp24_insel(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_INSEL) ? 1 : 0);
for (box = 0; box < 4; box++) {
for (chn = 0; chn < 4; chn++)
snd_ice1712_stdsp24_box_channel(ice, box, chn, (ice->spec.hoontech.boxconfig[box] & (1 << chn)) ? 1 : 0);
snd_ice1712_stdsp24_box_midi(ice, box,
(ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1) ? 1 : 0);
if (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2)
snd_ice1712_stdsp24_midi2(ice, 1);
}
return 0;
}
/*
* AK4524 access
*/
/* start callback for STDSP24 with modified hardware */
static void stdsp24_ak4524_lock(struct snd_akm4xxx *ak, int chip)
{
struct snd_ice1712 *ice = ak->private_data[0];
unsigned char tmp;
snd_ice1712_save_gpio_status(ice);
tmp = ICE1712_STDSP24_SERIAL_DATA |
ICE1712_STDSP24_SERIAL_CLOCK |
ICE1712_STDSP24_AK4524_CS;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
ice->gpio.direction | tmp);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
}
static int __devinit snd_ice1712_value_init(struct snd_ice1712 *ice)
{
/* Hoontech STDSP24 with modified hardware */
static const struct snd_akm4xxx akm_stdsp24_mv __devinitdata = {
.num_adcs = 2,
.num_dacs = 2,
.type = SND_AK4524,
.ops = {
.lock = stdsp24_ak4524_lock
}
};
static const struct snd_ak4xxx_private akm_stdsp24_mv_priv __devinitdata = {
.caddr = 2,
.cif = 1, /* CIF high */
.data_mask = ICE1712_STDSP24_SERIAL_DATA,
.clk_mask = ICE1712_STDSP24_SERIAL_CLOCK,
.cs_mask = ICE1712_STDSP24_AK4524_CS,
.cs_addr = ICE1712_STDSP24_AK4524_CS,
.cs_none = 0,
.add_flags = 0,
};
int err;
struct snd_akm4xxx *ak;
/* set the analog DACs */
ice->num_total_dacs = 2;
/* set the analog ADCs */
ice->num_total_adcs = 2;
/* analog section */
ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
if (! ak)
return -ENOMEM;
ice->akm_codecs = 1;
err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice);
if (err < 0)
return err;
/* ak4524 controls */
err = snd_ice1712_akm4xxx_build_controls(ice);
if (err < 0)
return err;
return 0;
}
static int __devinit snd_ice1712_ez8_init(struct snd_ice1712 *ice)
{
ice->gpio.write_mask = ice->eeprom.gpiomask;
ice->gpio.direction = ice->eeprom.gpiodir;
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir);
snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate);
return 0;
}
/* entry point */
const struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] __devinitdata = {
{
.subvendor = ICE1712_SUBDEVICE_STDSP24,
.name = "Hoontech SoundTrack Audio DSP24",
.model = "dsp24",
.chip_init = snd_ice1712_hoontech_init,
},
{
.subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE, /* a dummy id */
.name = "Hoontech SoundTrack Audio DSP24 Value",
.model = "dsp24_value",
.chip_init = snd_ice1712_value_init,
},
{
.subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1,
.name = "Hoontech STA DSP24 Media 7.1",
.model = "dsp24_71",
.chip_init = snd_ice1712_hoontech_init,
},
{
.subvendor = ICE1712_SUBDEVICE_EVENT_EZ8, /* a dummy id */
.name = "Event Electronics EZ8",
.model = "ez8",
.chip_init = snd_ice1712_ez8_init,
},
{ } /* terminator */
};
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