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Commit 3f250722 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt
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dmasound update from Christoph Hellwig

parent 875aeb35
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sound/oss/dmasound/Kconfig
View file @ 3f250722
......@@ -12,9 +12,9 @@ config DMASOUND_ATARI
want). If you want to compile it as a module, say M here and read
<file:Documentation/modules.txt>.
config DMASOUND_AWACS
config DMASOUND_PMAC
tristate "PowerMac DMA sound support"
depends on PPC_PMAC && SOUND
depends on PPC_PMAC && SOUND && I2C
help
If you want to use the internal audio of your PowerMac in Linux,
answer Y to this question. This will provide a Sun-like /dev/audio,
......
sound/oss/dmasound/Makefile
View file @ 3f250722
......@@ -2,7 +2,12 @@
# Makefile for the DMA sound driver
#
dmasound_pmac-y += dmasound_awacs.o \
trans_16.o dac3550a.o tas_common.o \
tas3001c.o tas3001c_tables.o \
tas3004.o tas3004_tables.o
obj-$(CONFIG_DMASOUND_ATARI) += dmasound_core.o dmasound_atari.o
obj-$(CONFIG_DMASOUND_AWACS) += dmasound_core.o dmasound_awacs.o
obj-$(CONFIG_DMASOUND_PMAC) += dmasound_core.o dmasound_pmac.o
obj-$(CONFIG_DMASOUND_PAULA) += dmasound_core.o dmasound_paula.o
obj-$(CONFIG_DMASOUND_Q40) += dmasound_core.o dmasound_q40.o
sound/oss/dmasound/awacs_defs.h
View file @ 3f250722
......@@ -71,17 +71,20 @@ struct awacs_regs {
/* ------- - --- ----- - ------ */
#define MASK_GAINRIGHT (0xf) /* Gain Right Mask */
#define MASK_GAINLEFT (0xf << 4) /* Gain Left Mask */
#define MASK_GAINLINE (0x1 << 8) /* Change Gain for Line??? */
#define MASK_GAINMIC (0x0 << 8) /* Change Gain for Mic??? */
#define MASK_GAINLINE (0x1 << 8) /* Disable Mic preamp */
#define MASK_GAINMIC (0x0 << 8) /* Enable Mic preamp */
#define MASK_MUX_CD (0x1 << 9) /* Select CD in MUX */
#define MASK_MUX_AUDIN (0x1 << 10) /* Select Audio In in MUX */
#define MASK_MUX_MIC (0x1 << 11) /* Select Mic in MUX */
#define MASK_MUX_MIC (0x1 << 10) /* Select Mic in MUX */
#define MASK_MUX_AUDIN (0x1 << 11) /* Select Audio In in MUX */
#define MASK_MUX_LINE MASK_MUX_AUDIN
#define GAINRIGHT(x) ((x) & MASK_GAINRIGHT)
#define GAINLEFT(x) (((x) << 4) & MASK_GAINLEFT)
#define DEF_CD_GAIN 0x00bb
#define DEF_MIC_GAIN 0x00cc
/* Address 1 Bit Masks */
/* ------- - --- ----- */
#define MASK_ADDR1RES1 (0x3) /* Reserved */
......@@ -93,7 +96,10 @@ struct awacs_regs {
#define MASK_ADDR1RES2 (0x1 << 8) /* Reserved */
#define MASK_AMUTE (0x1 << 9) /* Output A (Headphone) Mute when 1 */
#define MASK_HDMUTE MASK_AMUTE
#define MASK_PAROUT (0x3 << 10) /* Parallel Out (???) */
#define MASK_PAROUT0 (0x1 << 10) /* Parallel Output 0 */
#define MASK_PAROUT1 (0x2 << 10) /* Parallel Output 1 */
#define MASK_MIC_BOOST (0x4) /* screamer mic boost */
#define SAMPLERATE_48000 (0x0 << 3) /* 48 or 44.1 kHz */
#define SAMPLERATE_32000 (0x1 << 3) /* 32 or 29.4 kHz */
......@@ -162,8 +168,9 @@ struct awacs_regs {
#define RATE_LOW 1 /* HIGH = 48kHz, etc; LOW = 44.1kHz, etc. */
/*******************/
/* Burgundy values */
/*******************/
#define MASK_ADDR_BURGUNDY_INPSEL21 (0x11 << 12)
#define MASK_ADDR_BURGUNDY_INPSEL3 (0x12 << 12)
......@@ -226,4 +233,19 @@ struct awacs_regs {
#define DEF_BURGUNDY_ATTENLINEOUT (0xCC)
#define DEF_BURGUNDY_ATTENHP (0xCC)
/*********************/
/* i2s layout values */
/*********************/
#define I2S_REG_INT_CTL 0x00
#define I2S_REG_SERIAL_FORMAT 0x10
#define I2S_REG_CODEC_MSG_OUT 0x20
#define I2S_REG_CODEC_MSG_IN 0x30
#define I2S_REG_FRAME_COUNT 0x40
#define I2S_REG_FRAME_MATCH 0x50
#define I2S_REG_DATAWORD_SIZES 0x60
#define I2S_REG_PEAKLEVEL_SEL 0x70
#define I2S_REG_PEAKLEVEL_IN0 0x80
#define I2S_REG_PEAKLEVEL_IN1 0x90
#endif /* _AWACS_DEFS_H_ */
sound/oss/dmasound/dac3550a.c 0 → 100644
View file @ 3f250722
/*
* Driver for the i2c/i2s based DAC3550a sound chip used
* on some Apple iBooks. Also known as "DACA".
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
#include <linux/version.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/sysctl.h>
#include <linux/types.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <asm/uaccess.h>
#include <asm/errno.h>
#include <asm/io.h>
#include "dmasound.h"
/* FYI: This code was derived from the tas3001c.c Texas/Tumbler mixer
* control code, as well as info derived from the AppleDACAAudio driver
* from Darwin CVS (main thing I derived being register numbers and
* values, as well as when to make the calls). */
#define I2C_DRIVERID_DACA (0xFDCB)
#define DACA_VERSION "0.1"
#define DACA_DATE "20010930"
static int cur_left_vol;
static int cur_right_vol;
static struct i2c_client *daca_client;
static int daca_attach_adapter(struct i2c_adapter *adapter);
static int daca_detect_client(struct i2c_adapter *adapter, int address);
static int daca_detach_client(struct i2c_client *client);
/* Unique ID allocation */
static int daca_id;
struct daca_data
{
int arf; /* place holder for furture use */
};
struct i2c_driver daca_driver = {
.owner = THIS_MODULE,
.name = "DAC3550A driver V " DACA_VERSION,
.id = I2C_DRIVERID_DACA,
.flags = I2C_DF_NOTIFY,
.attach_adapter = daca_attach_adapter,
.detach_client = daca_detach_client,
};
#define VOL_MAX ((1<<20) - 1)
void daca_get_volume(uint * left_vol, uint *right_vol)
{
*left_vol = cur_left_vol >> 5;
*right_vol = cur_right_vol >> 5;
}
int daca_set_volume(uint left_vol, uint right_vol)
{
unsigned short voldata;
if (!daca_client)
return -1;
/* Derived from experience, not from any specific values */
left_vol <<= 5;
right_vol <<= 5;
if (left_vol > VOL_MAX)
left_vol = VOL_MAX;
if (right_vol > VOL_MAX)
right_vol = VOL_MAX;
voldata = ((left_vol >> 14) & 0x3f) << 8;
voldata |= (right_vol >> 14) & 0x3f;
if (i2c_smbus_write_word_data(daca_client, 2, voldata) < 0) {
printk("daca: failed to set volume \n");
return -1;
}
cur_left_vol = left_vol;
cur_right_vol = right_vol;
return 0;
}
int daca_leave_sleep(void)
{
if (!daca_client)
return -1;
/* Do a short sleep, just to make sure I2C bus is awake and paying
* attention to us
*/
wait_ms(20);
/* Write the sample rate reg the value it needs */
i2c_smbus_write_byte_data(daca_client, 1, 8);
daca_set_volume(cur_left_vol >> 5, cur_right_vol >> 5);
/* Another short delay, just to make sure the other I2C bus writes
* have taken...
*/
wait_ms(20);
/* Write the global config reg - invert right power amp,
* DAC on, use 5-volt mode */
i2c_smbus_write_byte_data(daca_client, 3, 0x45);
return 0;
}
int daca_enter_sleep(void)
{
if (!daca_client)
return -1;
i2c_smbus_write_byte_data(daca_client, 1, 8);
daca_set_volume(cur_left_vol >> 5, cur_right_vol >> 5);
/* Write the global config reg - invert right power amp,
* DAC on, enter low-power mode, use 5-volt mode
*/
i2c_smbus_write_byte_data(daca_client, 3, 0x65);
return 0;
}
static int daca_attach_adapter(struct i2c_adapter *adapter)
{
if (!strncmp(adapter->name, "mac-io", 6))
daca_detect_client(adapter, 0x4d);
return 0;
}
static int daca_init_client(struct i2c_client * new_client)
{
/*
* Probe is not working with the current i2c-keywest
* driver. We try to use addr 0x4d on each adapters
* instead, by setting the format register.
*
* FIXME: I'm sure that can be obtained from the
* device-tree. --BenH.
*/
/* Write the global config reg - invert right power amp,
* DAC on, use 5-volt mode
*/
if (i2c_smbus_write_byte_data(new_client, 3, 0x45))
return -1;
i2c_smbus_write_byte_data(new_client, 1, 8);
daca_client = new_client;
daca_set_volume(15000, 15000);
return 0;
}
static int daca_detect_client(struct i2c_adapter *adapter, int address)
{
const char *client_name = "DAC 3550A Digital Equalizer";
struct i2c_client *new_client;
struct daca_data *data;
int rc = -ENODEV;
new_client = kmalloc(sizeof(*new_client) + sizeof(*data), GFP_KERNEL);
if (!new_client)
return -ENOMEM;
new_client->addr = address;
new_client->adapter = adapter;
new_client->driver = &daca_driver;
new_client->flags = 0;
strcpy(new_client->name, client_name);
new_client->id = daca_id++; /* racy... */
data = (struct daca_data *)(new_client+1);
dev_set_drvdata(&new_client->dev, data);
if (daca_init_client(new_client))
goto bail;
/* Tell the i2c layer a new client has arrived */
if (i2c_attach_client(new_client))
goto bail;
return 0;
bail:
kfree(new_client);
return rc;
}
static int daca_detach_client(struct i2c_client *client)
{
if (client == daca_client)
daca_client = NULL;
i2c_detach_client(client);
kfree(client);
return 0;
}
void daca_cleanup(void)
{
i2c_del_driver(&daca_driver);
}
int daca_init(void)
{
printk("dac3550a driver version %s (%s)\n",DACA_VERSION,DACA_DATE);
return i2c_add_driver(&daca_driver);
}
sound/oss/dmasound/dmasound_awacs.c
View file @ 3f250722
......@@ -45,7 +45,14 @@
* 01/02/2002 [0.7] - BenH
* - all sort of minor bits went in since the latest update, I
* bumped the version number for that reason
*/
*
* 07/26/2002 [0.8] - BenH
* - More minor bits since last changelog (I should be more careful
* with those)
* - Support for snapper & better tumbler integration by Toby Sargeant
* - Headphone detect for scremer by Julien Blache
* - More tumbler fixed by Andreas Schwab
*/
/* GENERAL FIXME/TODO: check that the assumptions about what is written to
mac-io is valid for DACA & Tumbler.
......@@ -68,6 +75,7 @@
#include <linux/irq.h>
#include <linux/spinlock.h>
#include <linux/kmod.h>
#include <linux/interrupt.h>
#include <asm/semaphore.h>
#ifdef CONFIG_ADB_CUDA
#include <linux/cuda.h>
......@@ -89,10 +97,14 @@
#include "awacs_defs.h"
#include "dmasound.h"
#include "tas3001c.h"
#include "tas3004.h"
#include "tas_common.h"
#define DMASOUND_AWACS_REVISION 0
#define DMASOUND_AWACS_EDITION 7
#define AWACS_SNAPPER 110 /* fake revision # for snapper */
#define AWACS_BURGUNDY 100 /* fake revision # for burgundy */
#define AWACS_TUMBLER 90 /* fake revision # for tumbler */
#define AWACS_DACA 80 /* fake revision # for daca (ibook) */
......@@ -103,11 +115,13 @@
*/
static int awacs_irq, awacs_tx_irq, awacs_rx_irq;
static volatile struct awacs_regs *awacs;
static volatile u32 *i2s;
static volatile struct dbdma_regs *awacs_txdma, *awacs_rxdma;
static int awacs_rate_index;
static int awacs_subframe;
static int awacs_spkr_vol;
static struct device_node* awacs_node;
static struct device_node* i2s_node;
static char awacs_name[64];
static int awacs_revision;
......@@ -164,6 +178,8 @@ static int mic_lev;
static int cd_lev = 0x6363 ; /* 99 % */
static int line_lev;
static int hdp_connected;
/*
* Stuff for outputting a beep. The values range from -327 to +327
* so we can multiply by an amplitude in the range 0..100 to get a
......@@ -215,7 +231,6 @@ static int awacs_beep_state;
static short *beep_buf;
static void *beep_dbdma_cmd_space;
static volatile struct dbdma_cmd *beep_dbdma_cmd;
static void (*orig_mksound)(unsigned int, unsigned int);
/* Burgundy functions */
static void awacs_burgundy_wcw(unsigned addr,unsigned newval);
......@@ -286,25 +301,12 @@ extern TRANS transAwacsExpand ;
extern TRANS transAwacsNormalRead ;
extern int daca_init(void);
extern int daca_cleanup(void);
extern void daca_cleanup(void);
extern int daca_set_volume(uint left_vol, uint right_vol);
extern void daca_get_volume(uint * left_vol, uint *right_vol);
extern int daca_enter_sleep(void);
extern int daca_leave_sleep(void);
extern int tas_init(void);
extern int tas_cleanup(void);
extern int tumbler_set_volume(uint left_vol, uint right_vol);
extern void tumbler_get_volume(uint * left_vol, uint *right_vol);
extern void tumbler_set_treble(int treble);
extern void tumbler_get_treble(int *treble);
extern void tumbler_set_bass(int bass);
extern void tumbler_get_bass(int *bass);
extern void tumbler_set_pcm_lvl(int pcm_lvl);
extern void tumbler_get_pcm_lvl(int *pcm_lvl);
extern int tumbler_enter_sleep(void);
extern int tumbler_leave_sleep(void);
#define TRY_LOCK() \
if ((rc = down_interruptible(&dmasound_sem)) != 0) \
return rc;
......@@ -331,7 +333,7 @@ static inline int ioctl_return2(int *addr, int value)
}
/*** AE - TUMBLER START *********************************************************/
/*** AE - TUMBLER / SNAPPER START ************************************************/
int gpio_audio_reset, gpio_audio_reset_pol;
......@@ -393,31 +395,35 @@ read_audio_gpio(int gpio_addr)
return ((pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, gpio_addr, 0) & 0x02) !=0);
}
/*
* Headphone interrupt via GPIO (Tumbler, Snapper, DACA)
*/
static irqreturn_t
headphone_intr(int irq, void *devid, struct pt_regs *regs)
{
int handled = 0;
spin_lock(&dmasound.lock);
unsigned long flags;
spin_lock_irqsave(&dmasound.lock, flags);
if (read_audio_gpio(gpio_headphone_detect) == gpio_headphone_detect_pol) {
handled = 1;
printk(KERN_INFO "Audio jack plugged, muting speakers.\n");
write_audio_gpio(gpio_amp_mute, gpio_amp_mute_pol);
write_audio_gpio(gpio_headphone_mute, !gpio_headphone_mute_pol);
write_audio_gpio(gpio_amp_mute, gpio_amp_mute_pol);
tas_output_device_change(sound_device_id,TAS_OUTPUT_HEADPHONES,0);
} else {
handled = 1;
printk(KERN_INFO "Audio jack unplugged, enabling speakers.\n");
write_audio_gpio(gpio_amp_mute, !gpio_amp_mute_pol);
write_audio_gpio(gpio_headphone_mute, gpio_headphone_mute_pol);
tas_output_device_change(sound_device_id,TAS_OUTPUT_INTERNAL_SPKR,0);
}
spin_unlock(&dmasound.lock);
return IRQ_RETVAL(handled);
spin_unlock_irqrestore(&dmasound.lock, flags);
return IRQ_HANDLED;
}
/* Initialize tumbler */
static int
awacs_tumbler_init(void)
tas_dmasound_init(void)
{
setup_audio_gpio(
"audio-hw-reset",
......@@ -474,15 +480,124 @@ awacs_tumbler_init(void)
static int
awacs_tumbler_cleanup(void)
tas_dmasound_cleanup(void)
{
if (gpio_headphone_irq)
free_irq(gpio_headphone_irq, 0);
return 0;
}
/* We don't support 48k yet */
static int tas_freqs[1] = { 44100 } ;
static int tas_freqs_ok[1] = { 1 } ;
/* don't know what to do really - just have to leave it where
* OF left things
*/
static int
tas_set_frame_rate(void)
{
if (i2s) {
out_le32(i2s + (I2S_REG_SERIAL_FORMAT >> 2), 0x41190000);
out_le32(i2s + (I2S_REG_DATAWORD_SIZES >> 2), 0x02000200);
}
dmasound.hard.speed = 44100 ;
awacs_rate_index = 0 ;
return 44100 ;
}
static int
tas_mixer_ioctl(u_int cmd, u_long arg)
{
int data;
int rc;
/*** AE - TUMBLER END *********************************************************/
rc=tas_device_ioctl(cmd, arg);
if (rc != -EINVAL) {
return rc;
}
if ((cmd & ~0xff) == MIXER_WRITE(0) &&
tas_supported_mixers() & (1<<(cmd & 0xff))) {
rc = get_user(data, (int *)(arg));
if (rc<0) return rc;
tas_set_mixer_level(cmd & 0xff, data);
tas_get_mixer_level(cmd & 0xff, &data);
return ioctl_return2((int *)(arg), data);
}
if ((cmd & ~0xff) == MIXER_READ(0) &&
tas_supported_mixers() & (1<<(cmd & 0xff))) {
tas_get_mixer_level(cmd & 0xff, &data);
return ioctl_return2((int *)(arg), data);
}
switch(cmd) {
case SOUND_MIXER_READ_DEVMASK:
data = tas_supported_mixers() | SOUND_MASK_SPEAKER;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_STEREODEVS:
data = tas_stereo_mixers();
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_CAPS:
rc = IOCTL_OUT(arg, 0);
break;
case SOUND_MIXER_READ_RECMASK:
data = 0;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_RECSRC:
data = 0;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_RECSRC:
IOCTL_IN(arg, data);
data =0;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_SPEAKER: /* really bell volume */
IOCTL_IN(arg, data);
beep_vol = data & 0xff;
/* fall through */
case SOUND_MIXER_READ_SPEAKER:
rc = IOCTL_OUT(arg, (beep_vol<<8) | beep_vol);
break;
case SOUND_MIXER_OUTMASK:
case SOUND_MIXER_OUTSRC:
default:
rc = -EINVAL;
}
return rc;
}
static void __init
tas_init_frame_rates(unsigned int *prop, unsigned int l)
{
int i ;
if (prop) {
for (i=0; i<1; i++)
tas_freqs_ok[i] = 0;
for (l /= sizeof(int); l > 0; --l) {
unsigned int r = *prop++;
/* Apple 'Fixed' format */
if (r >= 0x10000)
r >>= 16;
for (i = 0; i < 1; ++i) {
if (r == tas_freqs[i]) {
tas_freqs_ok[i] = 1;
break;
}
}
}
}
/* else we assume that all the rates are available */
}
/*** AE - TUMBLER / SNAPPER END ************************************************/
......@@ -503,8 +618,10 @@ static void PMacFree(void *ptr, unsigned int size)
static int __init PMacIrqInit(void)
{
if (request_irq(awacs_irq, pmac_awacs_intr, 0, "Built-in Sound misc", 0)
|| request_irq(awacs_tx_irq, pmac_awacs_tx_intr, 0, "Built-in Sound out", 0)
if (awacs)
if (request_irq(awacs_irq, pmac_awacs_intr, 0, "Built-in Sound misc", 0))
return 0;
if (request_irq(awacs_tx_irq, pmac_awacs_tx_intr, 0, "Built-in Sound out", 0)
|| request_irq(awacs_rx_irq, pmac_awacs_rx_intr, 0, "Built-in Sound in", 0))
return 0;
return 1;
......@@ -517,23 +634,28 @@ static void PMacIrqCleanup(void)
DBDMA_DO_STOP(awacs_txdma);
DBDMA_DO_STOP(awacs_rxdma);
if (awacs)
/* disable interrupts from awacs interface */
out_le32(&awacs->control, in_le32(&awacs->control) & 0xfff);
/* Switch off the sound clock */
pmac_call_feature(PMAC_FTR_SOUND_CHIP_ENABLE, awacs_node, 0, 0);
/* Make sure proper bits are set on pismo & tipb */
if (machine_is_compatible("PowerBook3,1") ||
machine_is_compatible("PowerBook3,2")) {
if ((machine_is_compatible("PowerBook3,1") ||
machine_is_compatible("PowerBook3,2")) && awacs) {
awacs_reg[1] |= MASK_PAROUT0 | MASK_PAROUT1;
awacs_write(MASK_ADDR1 | awacs_reg[1]);
wait_ms(200);
}
if (awacs)
free_irq(awacs_irq, 0);
free_irq(awacs_tx_irq, 0);
free_irq(awacs_rx_irq, 0);
/* all OF versions I've seen use this value */
if (awacs)
iounmap((void *)awacs);
if (i2s)
iounmap((void *)i2s);
iounmap((void *)awacs_txdma);
iounmap((void *)awacs_rxdma);
......@@ -547,10 +669,8 @@ static void PMacIrqCleanup(void)
kfree(awacs_rx_cmd_space);
if (beep_dbdma_cmd_space)
kfree(beep_dbdma_cmd_space);
if (beep_buf) {
if (beep_buf)
kfree(beep_buf);
kd_mksound = orig_mksound;
}
#ifdef CONFIG_PMAC_PBOOK
pmu_unregister_sleep_notifier(&awacs_sleep_notifier);
#endif
......@@ -563,26 +683,16 @@ static void PMacSilence(void)
DBDMA_DO_STOP(awacs_txdma);
}
static int tumbler_freqs[2] = { 48000, 44100 } ;
static int tumbler_freqs_ok[2] = { 1, 1 } ;
/* don't know what to do really - just have to leave it where
* OF left things
*/
static int tumbler_set_frame_rate(void)
{
dmasound.hard.speed = 44100 ;
awacs_rate_index = 0 ;
return 44100 ;
}
/* don't know what to do really - just have to leave it where
* OF left things
*/
static int daca_set_frame_rate(void)
{
if (i2s) {
out_le32(i2s + (I2S_REG_SERIAL_FORMAT >> 2), 0x41190000);
out_le32(i2s + (I2S_REG_DATAWORD_SIZES >> 2), 0x02000200);
}
dmasound.hard.speed = 44100 ;
awacs_rate_index = 0 ;
return 44100 ;
......@@ -593,7 +703,8 @@ static int awacs_freqs[8] = {
};
static int awacs_freqs_ok[8] = { 1, 1, 1, 1, 1, 1, 1, 1 };
static int awacs_set_frame_rate(int desired, int catch_r)
static int
awacs_set_frame_rate(int desired, int catch_r)
{
int tolerance, i = 8 ;
/*
......@@ -617,13 +728,9 @@ static int awacs_set_frame_rate(int desired, int catch_r)
return dmasound.hard.speed;
}
static int burgundy_frame_rates = 1 ;
static int burgundy_set_frame_rate(void)
static int
burgundy_set_frame_rate(void)
{
#ifdef DEBUG_DMASOUND
if (burgundy_frame_rates > 1)
printk("dmasound_pmac: warning Burgundy had more than one frame rate\n");
#endif
awacs_rate_index = 0 ;
awacs_reg[1] = (awacs_reg[1] & ~MASK_SAMPLERATE) ;
/* XXX disable error interrupt on burgundy for now */
......@@ -631,24 +738,24 @@ if (burgundy_frame_rates > 1)
return 44100 ;
}
static int set_frame_rate(int desired, int catch_r)
static int
set_frame_rate(int desired, int catch_r)
{
switch (awacs_revision) {
case AWACS_BURGUNDY:
dmasound.hard.speed =
burgundy_set_frame_rate();
dmasound.hard.speed = burgundy_set_frame_rate();
break ;
case AWACS_TUMBLER:
dmasound.hard.speed =
tumbler_set_frame_rate();
case AWACS_SNAPPER:
dmasound.hard.speed = tas_set_frame_rate();
break ;
case AWACS_DACA:
dmasound.hard.speed =
daca_set_frame_rate();
break ;
default:
dmasound.hard.speed =
awacs_set_frame_rate(desired, catch_r);
dmasound.hard.speed = awacs_set_frame_rate(desired,
catch_r);
break ;
}
return dmasound.hard.speed ;
......@@ -698,10 +805,12 @@ static void PMacInit(void)
dmasound.trans_write = &transAwacsExpand;
dmasound.trans_read = &transAwacsNormalRead;
if (awacs) {
if (hw_can_byteswap && (dmasound.hard.format == AFMT_S16_LE))
out_le32(&awacs->byteswap, BS_VAL);
else
out_le32(&awacs->byteswap, 0);
}
expand_bal = -dmasound.soft.speed;
}
......@@ -787,18 +896,28 @@ static int awacs_volume_setter(int volume, int n, int mute, int lshift)
static int PMacSetVolume(int volume)
{
return awacs_volume_setter(volume, 2, MASK_AMUTE, 6);
printk(KERN_WARNING "Bogus call to PMacSetVolume !\n");
return 0;
}
static void awacs_setup_for_beep(int speed)
{
out_le32(&awacs->control,
(in_le32(&awacs->control) & ~0x1f00)
| ((speed > 0 ? speed : awacs_rate_index) << 8));
if (hw_can_byteswap && (dmasound.hard.format == AFMT_S16_LE) && speed == -1)
out_le32(&awacs->byteswap, BS_VAL);
else
out_le32(&awacs->byteswap, 0);
}
/* CHECK: how much of this *really* needs IRQs masked? */
static void __PMacPlay(void)
{
volatile struct dbdma_cmd *cp;
int next_frg, count;
unsigned long flags;
/* CHECK: how much of this *really* needs IRQs masked? */
spin_lock_irqsave(&dmasound.lock, flags);
count = 300 ; /* > two cycles at the lowest sample rate */
/* what we want to send next */
......@@ -810,15 +929,8 @@ static void __PMacPlay(void)
out_le32(&awacs_txdma->control, (RUN|PAUSE|FLUSH|WAKE) << 16);
while ( (in_le32(&awacs_txdma->status) & RUN) && count--)
udelay(1);
/* FIXME: check that this is OK for other chip sets */
out_le32(&awacs->control,
(in_le32(&awacs->control) & ~0x1f00)
| (awacs_rate_index << 8));
if (hw_can_byteswap && (dmasound.hard.format == AFMT_S16_LE))
out_le32(&awacs->byteswap, BS_VAL);
else
out_le32(&awacs->byteswap, 0);
if (awacs)
awacs_setup_for_beep(-1);
out_le32(&awacs_txdma->cmdptr,
virt_to_bus(&(awacs_tx_cmds[next_frg])));
......@@ -865,14 +977,18 @@ static void __PMacPlay(void)
out_le32(&awacs_txdma->control, ((RUN|WAKE) << 16) + (RUN|WAKE));
++write_sq.active;
}
spin_unlock_irqrestore(&dmasound.lock, flags);
}
static void PMacPlay(void)
{
LOCK();
if (!awacs_sleeping)
if (!awacs_sleeping) {
unsigned long flags;
spin_lock_irqsave(&dmasound.lock, flags);
__PMacPlay();
spin_unlock_irqrestore(&dmasound.lock, flags);
}
UNLOCK();
}
......@@ -919,6 +1035,7 @@ pmac_awacs_tx_intr(int irq, void *devid, struct pt_regs *regs)
{
int i = write_sq.front;
int stat;
int i_nowrap = write_sq.front;
volatile struct dbdma_cmd *cp;
/* != 0 when we are dealing with a DEAD xfer */
static int emergency_in_use;
......@@ -976,6 +1093,7 @@ printk("dmasound_pmac: tx-irq: xfer died - patching it up...\n") ;
emergency_in_use = 0 ; /* done that */
--write_sq.count;
--write_sq.active;
i_nowrap++;
if (++i >= write_sq.max_count)
i = 0;
}
......@@ -988,7 +1106,7 @@ printk("dmasound_pmac: tx-irq: xfer died - patching it up...\n") ;
}
/* if we used some data up then wake the writer to supply some more*/
if (i != write_sq.front)
if (i_nowrap != write_sq.front)
WAKE_UP(write_sq.action_queue);
write_sq.front = i;
......@@ -1091,11 +1209,30 @@ static irqreturn_t
pmac_awacs_intr(int irq, void *devid, struct pt_regs *regs)
{
int ctrl;
int status;
int r1;
spin_lock(&dmasound.lock);
ctrl = in_le32(&awacs->control);
status = in_le32(&awacs->codec_stat);
if (ctrl & MASK_PORTCHG) {
/* do something when headphone is plugged/unplugged? */
/* tested on Screamer, should work on others too */
if (awacs_revision == AWACS_SCREAMER) {
if (((status & MASK_HDPCONN) >> 3) && (hdp_connected == 0)) {
hdp_connected = 1;
r1 = awacs_reg[1] | MASK_SPKMUTE;
awacs_reg[1] = r1;
awacs_write(r1 | MASK_ADDR_MUTE);
} else if (((status & MASK_HDPCONN) >> 3 == 0) && (hdp_connected == 1)) {
hdp_connected = 0;
r1 = awacs_reg[1] & ~MASK_SPKMUTE;
awacs_reg[1] = r1;
awacs_write(r1 | MASK_ADDR_MUTE);
}
}
}
if (ctrl & MASK_CNTLERR) {
int err = (in_le32(&awacs->codec_stat) & MASK_ERRCODE) >> 16;
......@@ -1113,7 +1250,7 @@ static void
awacs_write(int val)
{
int count = 300 ;
if (awacs_revision >= AWACS_DACA)
if (awacs_revision >= AWACS_DACA || !awacs)
return ;
while ((in_le32(&awacs->codec_ctrl) & MASK_NEWECMD) && count--)
......@@ -1136,22 +1273,16 @@ static void awacs_nosound(unsigned long xx)
out_le32(&awacs_txdma->control, (RUN|PAUSE|FLUSH|WAKE) << 16);
while ((in_le32(&awacs_txdma->status) & RUN) && count--)
udelay(1);
/* FIXME: check this is OK for DACA, Tumbler */
out_le32(&awacs->control,
(in_le32(&awacs->control) & ~0x1f00)
| (awacs_rate_index << 8));
if (hw_can_byteswap && (dmasound.hard.format == AFMT_S16_LE))
out_le32(&awacs->byteswap, BS_VAL);
else
out_le32(&awacs->byteswap, 0);
if (awacs)
awacs_setup_for_beep(-1);
beep_playing = 0;
}
spin_unlock_irqrestore(&dmasound.lock, flags);
}
static struct timer_list beep_timer = TIMER_INITIALIZER(awacs_nosound, 0, 0);
};
#if 0 /* would need to go through the input layer in 2.6, later.. --hch */
/* we generate the beep with a single dbdma command that loops a buffer
forever - without generating interrupts.
So, to stop it you have to stop dma output as per awacs_nosound.
......@@ -1237,17 +1368,15 @@ static void awacs_mksound(unsigned int hz, unsigned int ticks)
out_le32(&awacs_txdma->control, (RUN|WAKE|FLUSH|PAUSE) << 16);
while ((in_le32(&awacs_txdma->status) & RUN) && count--)
udelay(1); /* timeout > 2 samples at lowest rate*/
/* FIXME: check this is OK on DACA, Tumbler */
out_le32(&awacs->control,
(in_le32(&awacs->control) & ~0x1f00)
| (beep_speed << 8));
out_le32(&awacs->byteswap, 0); /* force BE */
if (awacs)
awacs_setup_for_beep(beep_speed);
out_le32(&awacs_txdma->cmdptr, virt_to_bus(beep_dbdma_cmd));
(void)in_le32(&awacs_txdma->status);
out_le32(&awacs_txdma->control, RUN | (RUN << 16));
}
spin_unlock_irqrestore(&dmasound.lock, flags);
}
#endif
/* used in init and for wake-up */
......@@ -1267,10 +1396,12 @@ load_awacs(void)
awacs_write(awacs_reg[1] + MASK_ADDR1);
awacs_write(awacs_reg[7] + MASK_ADDR7);
}
if (awacs) {
if (hw_can_byteswap && (dmasound.hard.format == AFMT_S16_LE))
out_le32(&awacs->byteswap, BS_VAL);
else
out_le32(&awacs->byteswap, 0);
}
}
#ifdef CONFIG_PMAC_PBOOK
......@@ -1280,6 +1411,8 @@ load_awacs(void)
/* FIXME: sort out disabling/re-enabling of read stuff as well */
static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
{
unsigned long flags;
switch (when) {
case PBOOK_SLEEP_NOW:
LOCK();
......@@ -1297,9 +1430,18 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
/* stop rx - if going - a bit of a daft user... but */
out_le32(&awacs_rxdma->control, (RUN|WAKE|FLUSH << 16));
/* deny interrupts */
if (awacs)
disable_irq(awacs_irq);
disable_irq(awacs_tx_irq);
disable_irq(awacs_rx_irq);
/* Chip specific sleep code */
switch (awacs_revision) {
case AWACS_TUMBLER:
tumbler_enter_sleep(); /* Stub for now */
case AWACS_SNAPPER:
write_audio_gpio(gpio_headphone_mute, gpio_headphone_mute_pol);
write_audio_gpio(gpio_amp_mute, gpio_amp_mute_pol);
tas_enter_sleep();
write_audio_gpio(gpio_audio_reset, gpio_audio_reset_pol);
break ;
case AWACS_DACA:
daca_enter_sleep();
......@@ -1312,17 +1454,14 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
out_le32(&awacs->control, 0x11) ;
break ;
}
disable_irq(awacs_irq);
disable_irq(awacs_tx_irq);
disable_irq(awacs_rx_irq);
/* Disable sound clock */
pmac_call_feature(PMAC_FTR_SOUND_CHIP_ENABLE, awacs_node, 0, 0);
/* According to Darwin, we do that after turning off the sound
* chip clock. All this will have to be cleaned up once we properly
* parse the OF sound-objects
*/
if (machine_is_compatible("PowerBook3,1") ||
machine_is_compatible("PowerBook3,2")) {
if ((machine_is_compatible("PowerBook3,1") ||
machine_is_compatible("PowerBook3,2")) && awacs) {
awacs_reg[1] |= MASK_PAROUT0 | MASK_PAROUT1;
awacs_write(MASK_ADDR1 | awacs_reg[1]);
wait_ms(200);
......@@ -1331,8 +1470,8 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
case PBOOK_WAKE:
/* Enable sound clock */
pmac_call_feature(PMAC_FTR_SOUND_CHIP_ENABLE, awacs_node, 0, 1);
if (machine_is_compatible("PowerBook3,1") ||
machine_is_compatible("PowerBook3,2")) {
if ((machine_is_compatible("PowerBook3,1") ||
machine_is_compatible("PowerBook3,2")) && awacs) {
wait_ms(100);
awacs_reg[1] &= ~(MASK_PAROUT0 | MASK_PAROUT1);
awacs_write(MASK_ADDR1 | awacs_reg[1]);
......@@ -1342,13 +1481,20 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
/* restore settings */
switch (awacs_revision) {
case AWACS_TUMBLER:
case AWACS_SNAPPER:
write_audio_gpio(gpio_headphone_mute, gpio_headphone_mute_pol);
write_audio_gpio(gpio_amp_mute, gpio_amp_mute_pol);
write_audio_gpio(gpio_audio_reset, gpio_audio_reset_pol);
wait_ms(100);
write_audio_gpio(gpio_audio_reset, !gpio_audio_reset_pol);
wait_ms(150);
tas_leave_sleep(); /* Stub for now */
headphone_intr(0,0,0);
tumbler_leave_sleep(); /* Stub for now */
break;
case AWACS_DACA:
wait_ms(10); /* Check this !!! */
daca_leave_sleep();
break ; /* don't know how yet */
break ; /* dont know how yet */
case AWACS_BURGUNDY:
break ;
case AWACS_SCREAMER:
......@@ -1358,17 +1504,20 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
break ;
}
/* Recalibrate chip */
if (awacs_revision == AWACS_SCREAMER)
if (awacs_revision == AWACS_SCREAMER && awacs)
awacs_recalibrate();
/* Make sure dma is stopped */
PMacSilence();
if (awacs)
enable_irq(awacs_irq);
enable_irq(awacs_tx_irq);
enable_irq(awacs_rx_irq);
if (awacs) {
/* OK, allow ints back again */
out_le32(&awacs->control, MASK_IEPC
| (awacs_rate_index << 8) | 0x11
| (awacs_revision < AWACS_DACA ? MASK_IEE: 0));
}
if (macio_base && is_pbook_g3) {
/* FIXME: should restore the setup we had...*/
out_8(macio_base + 0x37, 3);
......@@ -1384,7 +1533,9 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
awacs_sleeping = 0;
/* Resume pending sounds. */
/* we don't try to restart input... */
spin_lock_irqsave(&dmasound.lock, flags);
__PMacPlay();
spin_unlock_irqrestore(&dmasound.lock, flags);
UNLOCK();
}
return PBOOK_SLEEP_OK;
......@@ -1956,7 +2107,7 @@ static int burgundy_mixer_ioctl(u_int cmd, u_long arg)
case SOUND_MIXER_READ_SPEAKER:
data = awacs_burgundy_rcb(MASK_ADDR_BURGUNDY_ATTENSPEAKER);
data = (((data & 0xf)*100)/16) + ((((data>>4)*100)/16)<<8);
rc = IOCTL_OUT(arg, ~data);
rc = IOCTL_OUT(arg, (~data) & 0x0000ffff);
break;
case SOUND_MIXER_WRITE_ALTPCM: /* really bell volume */
IOCTL_IN(arg, data);
......@@ -2011,89 +2162,6 @@ static int burgundy_mixer_ioctl(u_int cmd, u_long arg)
return rc;
}
static int tumbler_mixer_ioctl(u_int cmd, u_long arg)
{
int data;
int rc;
/* We are, we are, we are... Tumbler (and very dumb) */
/* Ok, we're not THAT dumb anymore, but still pretty dumb :-) */
switch(cmd) {
case SOUND_MIXER_READ_DEVMASK:
data = SOUND_MASK_VOLUME | SOUND_MASK_ALTPCM |
SOUND_MASK_BASS | SOUND_MASK_TREBLE |
SOUND_MASK_PCM;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_RECMASK:
data = 0;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_RECSRC:
data = 0;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_RECSRC:
IOCTL_IN(arg, data);
data =0;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_STEREODEVS:
data = SOUND_MASK_VOLUME | SOUND_MASK_PCM;
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_READ_CAPS:
rc = IOCTL_OUT(arg, 0);
break;
case SOUND_MIXER_WRITE_BASS:
IOCTL_IN(arg, data);
tumbler_set_bass(data);
/* Fall through */
case SOUND_MIXER_READ_BASS:
tumbler_get_bass(&data);
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_TREBLE:
IOCTL_IN(arg, data);
tumbler_set_treble(data);
/* Fall through */
case SOUND_MIXER_READ_TREBLE:
tumbler_get_treble(&data);
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_PCM:
IOCTL_IN(arg, data);
tumbler_set_pcm_lvl(data);
/* Fall through */
case SOUND_MIXER_READ_PCM:
tumbler_get_pcm_lvl(&data);
IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_VOLUME:
IOCTL_IN(arg, data);
tumbler_set_volume(data, data);
/* Fall through */
case SOUND_MIXER_READ_VOLUME:
tumbler_get_volume(& data, &data);
rc = IOCTL_OUT(arg, data);
break;
case SOUND_MIXER_WRITE_ALTPCM: /* really bell volume */
IOCTL_IN(arg, data);
beep_vol = data & 0xff;
/* fall through */
case SOUND_MIXER_READ_ALTPCM:
rc = IOCTL_OUT(arg, beep_vol);
break;
case SOUND_MIXER_OUTMASK:
case SOUND_MIXER_OUTSRC:
default:
rc = -EINVAL;
}
return rc;
}
static int daca_mixer_ioctl(u_int cmd, u_long arg)
{
int data;
......@@ -2158,7 +2226,8 @@ static int PMacMixerIoctl(u_int cmd, u_long arg)
rc = daca_mixer_ioctl(cmd, arg);
break;
case AWACS_TUMBLER:
rc = tumbler_mixer_ioctl(cmd, arg);
case AWACS_SNAPPER:
rc = tas_mixer_ioctl(cmd, arg);
break ;
default: /* ;-)) */
rc = awacs_mixer_ioctl(cmd, arg);
......@@ -2175,7 +2244,9 @@ static void PMacMixerInit(void)
case AWACS_TUMBLER:
printk("AE-Init tumbler mixer\n");
break ;
case AWACS_SNAPPER:
printk("AE-Init snapper mixer\n");
break ;
case AWACS_DACA:
case AWACS_BURGUNDY:
break ; /* don't know yet */
......@@ -2366,12 +2437,12 @@ static int PMacStateInfo(char *b, size_t sp)
len += sprintf(b,"44100 ") ;
break ;
case AWACS_TUMBLER:
for (i=0; i<2; i++){
if (tumbler_freqs_ok[i])
len += sprintf(b+len,"%d ", tumbler_freqs[i]) ;
case AWACS_SNAPPER:
for (i=0; i<1; i++){
if (tas_freqs_ok[i])
len += sprintf(b+len,"%d ", tas_freqs[i]) ;
}
break ;
case AWACS_AWACS:
case AWACS_SCREAMER:
default:
......@@ -2472,8 +2543,8 @@ set_model(void)
code that looks for chip properties knows how to go about it.
*/
static struct device_node
__init *get_snd_io_node(void)
static struct device_node* __init
get_snd_io_node(void)
{
struct device_node *np = NULL;
......@@ -2494,7 +2565,7 @@ __init *get_snd_io_node(void)
* this seems to be what iBooks (& Tumbler) have.
*/
if (np == NULL)
np = find_devices("i2s-a");
np = i2s_node = find_devices("i2s-a");
/* if we didn't find this - perhaps we are on an early model
* which _only_ has an 'awacs' node
......@@ -2514,23 +2585,22 @@ __init *get_snd_io_node(void)
we have to deduce the info other ways for these.
*/
static struct device_node
__init *get_snd_info_node(struct device_node *io)
static struct device_node* __init
get_snd_info_node(struct device_node *io)
{
struct device_node *info;
info = find_devices("sound");
while (info != 0 && info->parent != io)
while (info && info->parent != io)
info = info->next;
return info ;
return info;
}
/* Find out what type of codec we have.
*/
static int
__init get_codec_type(struct device_node *info)
static int __init
get_codec_type(struct device_node *info)
{
/* already set if pre-davbus model and info will be NULL */
int codec = awacs_revision ;
......@@ -2547,14 +2617,16 @@ __init get_codec_type(struct device_node *info)
codec = AWACS_DACA;
if (device_is_compatible(info, "tumbler"))
codec = AWACS_TUMBLER;
if (device_is_compatible(info, "snapper"))
codec = AWACS_SNAPPER;
}
return codec ;
}
/* find out what type, if any, of expansion card we have
*/
static void
__init get_expansion_type(void)
static void __init
get_expansion_type(void)
{
if (find_devices("perch") != NULL)
has_perch = 1;
......@@ -2572,8 +2644,8 @@ __init get_expansion_type(void)
* Set dmasound.mach.max_dsp_rate on the basis of these routines.
*/
static void
__init init_awacs_frame_rates(unsigned int *prop, unsigned int l)
static void __init
awacs_init_frame_rates(unsigned int *prop, unsigned int l)
{
int i ;
if (prop) {
......@@ -2595,31 +2667,8 @@ __init init_awacs_frame_rates(unsigned int *prop, unsigned int l)
/* else we assume that all the rates are available */
}
static void
__init init_tumbler_frame_rates(unsigned int *prop, unsigned int l)
{
int i ;
if (prop) {
for (i=0; i<2; i++)
tumbler_freqs_ok[i] = 0;
for (l /= sizeof(int); l > 0; --l) {
unsigned int r = *prop++;
/* Apple 'Fixed' format */
if (r >= 0x10000)
r >>= 16;
for (i = 0; i < 2; ++i) {
if (r == tumbler_freqs[i]) {
tumbler_freqs_ok[i] = 1;
break;
}
}
}
}
/* else we assume that all the rates are available */
}
static void
__init init_burgundy_frame_rates(unsigned int *prop, unsigned int l)
static void __init
burgundy_init_frame_rates(unsigned int *prop, unsigned int l)
{
int temp[9] ;
int i = 0 ;
......@@ -2644,8 +2693,8 @@ if (i > 1){
#endif
}
static void
__init init_daca_frame_rates(unsigned int *prop, unsigned int l)
static void __init
daca_init_frame_rates(unsigned int *prop, unsigned int l)
{
int temp[9] ;
int i = 0 ;
......@@ -2671,21 +2720,22 @@ if (i > 1){
#endif
}
static void
__init init_frame_rates(unsigned int *prop, unsigned int l)
static void __init
init_frame_rates(unsigned int *prop, unsigned int l)
{
switch (awacs_revision){
switch (awacs_revision) {
case AWACS_TUMBLER:
init_tumbler_frame_rates(prop, l);
case AWACS_SNAPPER:
tas_init_frame_rates(prop, l);
break ;
case AWACS_DACA:
init_daca_frame_rates(prop, l);
daca_init_frame_rates(prop, l);
break ;
case AWACS_BURGUNDY:
init_burgundy_frame_rates(prop, l);
burgundy_init_frame_rates(prop, l);
break ;
default: /* ;-))) */
init_awacs_frame_rates(prop, l);
default:
awacs_init_frame_rates(prop, l);
break ;
}
}
......@@ -2693,11 +2743,11 @@ __init init_frame_rates(unsigned int *prop, unsigned int l)
/* find things/machines that can't do mac-io byteswap
*/
static void
__init set_hw_byteswap(struct device_node *io)
static void __init
set_hw_byteswap(struct device_node *io)
{
struct device_node *mio ;
unsigned int *p, kl = 0 ;
unsigned int kl = 0 ;
/* if seems that Keylargo can't byte-swap */
......@@ -2744,9 +2794,6 @@ __init setup_beep(void)
if( beep_dbdma_cmd_space ) kfree(beep_dbdma_cmd_space) ;
return -ENOMEM ;
}
/* OK, we should be safe to claim the mksound vector now */
orig_mksound = kd_mksound;
kd_mksound = awacs_mksound;
return 0 ;
}
......@@ -2842,6 +2889,9 @@ printk("dmasound_pmac: couldn't find a Codec we can handle\n");
}
/* all OF versions I've seen use this value */
if (i2s_node)
i2s = (u32 *)ioremap(io->addrs[0].address, 0x1000);
else
awacs = (volatile struct awacs_regs *)
ioremap(io->addrs[0].address, 0x1000);
awacs_txdma = (volatile struct dbdma_regs *)
......@@ -2849,16 +2899,16 @@ printk("dmasound_pmac: couldn't find a Codec we can handle\n");
awacs_rxdma = (volatile struct dbdma_regs *)
ioremap(io->addrs[2].address, 0x100);
#ifdef CONFIG_PMAC_PBOOK
/* first of all make sure that the chip is powered up....*/
pmac_call_feature(PMAC_FTR_SOUND_CHIP_ENABLE, io, 0, 1);
if (awacs_revision == AWACS_SCREAMER)
if (awacs_revision == AWACS_SCREAMER && awacs)
awacs_recalibrate();
#endif
awacs_irq = io->intrs[0].line;
awacs_tx_irq = io->intrs[1].line;
awacs_rx_irq = io->intrs[2].line;
/* Hack for legacy crap that will be killed someday */
awacs_node = io;
/* if we have an awacs or screamer - probe the chip to make
......@@ -2910,6 +2960,7 @@ printk("dmasound_pmac: Awacs/Screamer Codec Mfct: %d Rev %d\n", mfg, rev);
init_frame_rates(prop, l) ;
}
if (awacs)
out_le32(&awacs->control, 0x11); /* set everything quiesent */
set_hw_byteswap(io) ; /* figure out if the h/w can do it */
......@@ -2942,25 +2993,27 @@ printk("dmasound_pmac: Awacs/Screamer Codec Mfct: %d Rev %d\n", mfg, rev);
switch (awacs_revision) {
case AWACS_TUMBLER:
#ifdef CONFIG_KMOD
request_module("i2c-keywest");
#endif /* CONFIG_KMOD */
awacs_tumbler_init();
tas_init();
tas_register_driver(&tas3001c_hooks);
tas_init(I2C_DRIVERID_TAS3001C, I2C_DRIVERNAME_TAS3001C);
tas_dmasound_init();
tas_post_init();
break ;
case AWACS_SNAPPER:
tas_register_driver(&tas3004_hooks);
tas_init(I2C_DRIVERID_TAS3004,I2C_DRIVERNAME_TAS3004);
tas_dmasound_init();
tas_post_init();
break;
case AWACS_DACA:
#ifdef CONFIG_KMOD
request_module("i2c-keywest");
#endif /* CONFIG_KMOD */
daca_init();
break ; /* don't know how yet */
break;
case AWACS_BURGUNDY:
awacs_burgundy_init();
break ;
case AWACS_SCREAMER:
case AWACS_AWACS:
default:
load_awacs() ;
load_awacs();
break ;
}
......@@ -3031,11 +3084,15 @@ printk("dmasound_pmac: Awacs/Screamer Codec Mfct: %d Rev %d\n", mfg, rev);
dmasound.mach.hardware_afmts = AFMT_S16_BE ;
/* shut out chips that do output only.
may need to extend this to machines which have no inputs - even tho'
they use screamer - IIRC one of the powerbooks is like this.
* may need to extend this to machines which have no inputs - even tho'
* they use screamer - IIRC one of the powerbooks is like this.
*
* FIXME: Actually, some TUMBLER and SNAPPER do have inputs...
*/
if (awacs_revision != AWACS_TUMBLER && awacs_revision != AWACS_DACA) {
if (awacs_revision != AWACS_TUMBLER &&
awacs_revision != AWACS_SNAPPER &&
awacs_revision != AWACS_DACA) {
dmasound.mach.capabilities = DSP_CAP_DUPLEX ;
dmasound.mach.record = PMacRecord ;
}
......@@ -3053,6 +3110,9 @@ printk("dmasound_pmac: Awacs/Screamer Codec Mfct: %d Rev %d\n", mfg, rev);
case AWACS_TUMBLER:
sprintf(awacs_name, "PowerMac Tumbler ") ;
break ;
case AWACS_SNAPPER:
sprintf(awacs_name, "PowerMac Snapper ") ;
break ;
case AWACS_SCREAMER:
sprintf(awacs_name, "PowerMac Screamer ") ;
break ;
......@@ -3069,7 +3129,8 @@ static void __exit dmasound_awacs_cleanup(void)
{
switch (awacs_revision) {
case AWACS_TUMBLER:
awacs_tumbler_cleanup();
case AWACS_SNAPPER:
tas_dmasound_cleanup();
tas_cleanup();
break ;
case AWACS_DACA:
......
sound/oss/dmasound/tas3001c.c 0 → 100644
View file @ 3f250722
/*
* Driver for the i2c/i2s based TA3004 sound chip used
* on some Apple hardware. Also known as "snapper".
*
* Tobias Sargeant <tobias.sargeant@bigpond.com>
* Based upon, tas3001c.c by Christopher C. Chimelis <chris@debian.org>:
*
* TODO:
* -----
* * Enable control over input line 2 (is this connected?)
* * Implement sleep support (at least mute everything and
* * set gains to minimum during sleep)
* * Look into some of Darwin's tweaks regarding the mute
* * lines (delays & different behaviour on some HW)
*
*/
#include <linux/version.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/sysctl.h>
#include <linux/types.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/soundcard.h>
#include <linux/workqueue.h>
#include <asm/uaccess.h>
#include <asm/errno.h>
#include <asm/io.h>
#include <asm/prom.h>
#include "dmasound.h"
#include "tas_common.h"
#include "tas3001c.h"
#include "tas_ioctl.h"
#define TAS3001C_BIQUAD_FILTER_COUNT 6
#define TAS3001C_BIQUAD_CHANNEL_COUNT 2
#define VOL_DEFAULT (100 * 4 / 5)
#define INPUT_DEFAULT (100 * 4 / 5)
#define BASS_DEFAULT (100 / 2)
#define TREBLE_DEFAULT (100 / 2)
struct tas3001c_data_t {
struct tas_data_t super;
int device_id;
int output_id;
int speaker_id;
struct tas_drce_t drce_state;
};
static const union tas_biquad_t
tas3001c_eq_unity={
buf: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 }
};
static inline unsigned char db_to_regval(short db) {
int r=0;
r=(db+0x59a0) / 0x60;
if (r < 0x91) return 0x91;
if (r > 0xef) return 0xef;
return r;
}
static inline short quantize_db(short db) {
return db_to_regval(db) * 0x60 - 0x59a0;
}
static inline int
register_width(enum tas3001c_reg_t r)
{
switch(r) {
case TAS3001C_REG_MCR:
case TAS3001C_REG_TREBLE:
case TAS3001C_REG_BASS:
return 1;
case TAS3001C_REG_DRC:
return 2;
case TAS3001C_REG_MIXER1:
case TAS3001C_REG_MIXER2:
return 3;
case TAS3001C_REG_VOLUME:
return 6;
case TAS3001C_REG_LEFT_BIQUAD0:
case TAS3001C_REG_LEFT_BIQUAD1:
case TAS3001C_REG_LEFT_BIQUAD2:
case TAS3001C_REG_LEFT_BIQUAD3:
case TAS3001C_REG_LEFT_BIQUAD4:
case TAS3001C_REG_LEFT_BIQUAD5:
case TAS3001C_REG_LEFT_BIQUAD6:
case TAS3001C_REG_RIGHT_BIQUAD0:
case TAS3001C_REG_RIGHT_BIQUAD1:
case TAS3001C_REG_RIGHT_BIQUAD2:
case TAS3001C_REG_RIGHT_BIQUAD3:
case TAS3001C_REG_RIGHT_BIQUAD4:
case TAS3001C_REG_RIGHT_BIQUAD5:
case TAS3001C_REG_RIGHT_BIQUAD6:
return 15;
default:
return 0;
}
}
static int
tas3001c_write_register( struct tas3001c_data_t *self,
enum tas3001c_reg_t reg_num,
char *data,
uint write_mode)
{
if (reg_num==TAS3001C_REG_MCR ||
reg_num==TAS3001C_REG_BASS ||
reg_num==TAS3001C_REG_TREBLE) {
return tas_write_byte_register(&self->super,
(uint)reg_num,
*data,
write_mode);
} else {
return tas_write_register(&self->super,
(uint)reg_num,
register_width(reg_num),
data,
write_mode);
}
}
static int
tas3001c_sync_register( struct tas3001c_data_t *self,
enum tas3001c_reg_t reg_num)
{
if (reg_num==TAS3001C_REG_MCR ||
reg_num==TAS3001C_REG_BASS ||
reg_num==TAS3001C_REG_TREBLE) {
return tas_sync_byte_register(&self->super,
(uint)reg_num,
register_width(reg_num));
} else {
return tas_sync_register(&self->super,
(uint)reg_num,
register_width(reg_num));
}
}
static int
tas3001c_read_register( struct tas3001c_data_t *self,
enum tas3001c_reg_t reg_num,
char *data,
uint write_mode)
{
return tas_read_register(&self->super,
(uint)reg_num,
register_width(reg_num),
data);
}
static inline int
tas3001c_fast_load(struct tas3001c_data_t *self, int fast)
{
if (fast)
self->super.shadow[TAS3001C_REG_MCR][0] |= 0x80;
else
self->super.shadow[TAS3001C_REG_MCR][0] &= 0x7f;
return tas3001c_sync_register(self,TAS3001C_REG_MCR);
}
static uint
tas3001c_supported_mixers(struct tas3001c_data_t *self)
{
return SOUND_MASK_VOLUME |
SOUND_MASK_PCM |
SOUND_MASK_ALTPCM |
SOUND_MASK_TREBLE |
SOUND_MASK_BASS;
}
static int
tas3001c_mixer_is_stereo(struct tas3001c_data_t *self,int mixer)
{
switch(mixer) {
case SOUND_MIXER_VOLUME:
return 1;
default:
return 0;
}
}
static uint
tas3001c_stereo_mixers(struct tas3001c_data_t *self)
{
uint r=tas3001c_supported_mixers(self);
uint i;
for (i=1; i<SOUND_MIXER_NRDEVICES; i++)
if (r&(1<<i) && !tas3001c_mixer_is_stereo(self,i))
r &= ~(1<<i);
return r;
}
static int
tas3001c_get_mixer_level(struct tas3001c_data_t *self,int mixer,uint *level)
{
if (!self)
return -1;
*level=self->super.mixer[mixer];
return 0;
}
static int
tas3001c_set_mixer_level(struct tas3001c_data_t *self,int mixer,uint level)
{
int rc;
tas_shadow_t *shadow;
uint temp;
uint offset=0;
if (!self)
return -1;
shadow=self->super.shadow;
if (!tas3001c_mixer_is_stereo(self,mixer))
level = tas_mono_to_stereo(level);
switch(mixer) {
case SOUND_MIXER_VOLUME:
temp = tas3001c_gain.master[level&0xff];
shadow[TAS3001C_REG_VOLUME][0] = (temp >> 16) & 0xff;
shadow[TAS3001C_REG_VOLUME][1] = (temp >> 8) & 0xff;
shadow[TAS3001C_REG_VOLUME][2] = (temp >> 0) & 0xff;
temp = tas3001c_gain.master[(level>>8)&0xff];
shadow[TAS3001C_REG_VOLUME][3] = (temp >> 16) & 0xff;
shadow[TAS3001C_REG_VOLUME][4] = (temp >> 8) & 0xff;
shadow[TAS3001C_REG_VOLUME][5] = (temp >> 0) & 0xff;
rc = tas3001c_sync_register(self,TAS3001C_REG_VOLUME);
break;
case SOUND_MIXER_ALTPCM:
/* tas3001c_fast_load(self, 1); */
level = tas_mono_to_stereo(level);
temp = tas3001c_gain.mixer[level&0xff];
shadow[TAS3001C_REG_MIXER2][offset+0] = (temp >> 16) & 0xff;
shadow[TAS3001C_REG_MIXER2][offset+1] = (temp >> 8) & 0xff;
shadow[TAS3001C_REG_MIXER2][offset+2] = (temp >> 0) & 0xff;
rc = tas3001c_sync_register(self,TAS3001C_REG_MIXER2);
/* tas3001c_fast_load(self, 0); */
break;
case SOUND_MIXER_PCM:
/* tas3001c_fast_load(self, 1); */
level = tas_mono_to_stereo(level);
temp = tas3001c_gain.mixer[level&0xff];
shadow[TAS3001C_REG_MIXER1][offset+0] = (temp >> 16) & 0xff;
shadow[TAS3001C_REG_MIXER1][offset+1] = (temp >> 8) & 0xff;
shadow[TAS3001C_REG_MIXER1][offset+2] = (temp >> 0) & 0xff;
rc = tas3001c_sync_register(self,TAS3001C_REG_MIXER1);
/* tas3001c_fast_load(self, 0); */
break;
case SOUND_MIXER_TREBLE:
temp = tas3001c_gain.treble[level&0xff];
shadow[TAS3001C_REG_TREBLE][0]=temp&0xff;
rc = tas3001c_sync_register(self,TAS3001C_REG_TREBLE);
break;
case SOUND_MIXER_BASS:
temp = tas3001c_gain.bass[level&0xff];
shadow[TAS3001C_REG_BASS][0]=temp&0xff;
rc = tas3001c_sync_register(self,TAS3001C_REG_BASS);
break;
default:
rc = -1;
break;
}
if (rc < 0)
return rc;
self->super.mixer[mixer]=level;
return 0;
}
static int
tas3001c_leave_sleep(struct tas3001c_data_t *self)
{
unsigned char mcr = (1<<6)+(2<<4)+(2<<2);
if (!self)
return -1;
/* Make sure something answers on the i2c bus */
if (tas3001c_write_register(self, TAS3001C_REG_MCR, &mcr,
WRITE_NORMAL|FORCE_WRITE) < 0)
return -1;
tas3001c_fast_load(self, 1);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD0);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD1);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD2);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD3);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD4);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD5);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD0);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD1);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD2);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD3);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD4);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD5);
tas3001c_fast_load(self, 0);
(void)tas3001c_sync_register(self,TAS3001C_REG_BASS);
(void)tas3001c_sync_register(self,TAS3001C_REG_TREBLE);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER1);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER2);
(void)tas3001c_sync_register(self,TAS3001C_REG_VOLUME);
return 0;
}
static int
tas3001c_enter_sleep(struct tas3001c_data_t *self)
{
/* Stub for now, but I have the details on low-power mode */
if (!self)
return -1;
return 0;
}
static int
tas3001c_sync_biquad( struct tas3001c_data_t *self,
u_int channel,
u_int filter)
{
enum tas3001c_reg_t reg;
if (channel >= TAS3001C_BIQUAD_CHANNEL_COUNT ||
filter >= TAS3001C_BIQUAD_FILTER_COUNT) return -EINVAL;
reg=( channel ? TAS3001C_REG_RIGHT_BIQUAD0 : TAS3001C_REG_LEFT_BIQUAD0 ) + filter;
return tas3001c_sync_register(self,reg);
}
static int
tas3001c_write_biquad_shadow( struct tas3001c_data_t *self,
u_int channel,
u_int filter,
const union tas_biquad_t *biquad)
{
tas_shadow_t *shadow=self->super.shadow;
enum tas3001c_reg_t reg;
if (channel >= TAS3001C_BIQUAD_CHANNEL_COUNT ||
filter >= TAS3001C_BIQUAD_FILTER_COUNT) return -EINVAL;
reg=( channel ? TAS3001C_REG_RIGHT_BIQUAD0 : TAS3001C_REG_LEFT_BIQUAD0 ) + filter;
SET_4_20(shadow[reg], 0,biquad->coeff.b0);
SET_4_20(shadow[reg], 3,biquad->coeff.b1);
SET_4_20(shadow[reg], 6,biquad->coeff.b2);
SET_4_20(shadow[reg], 9,biquad->coeff.a1);
SET_4_20(shadow[reg],12,biquad->coeff.a2);
return 0;
}
static int
tas3001c_write_biquad( struct tas3001c_data_t *self,
u_int channel,
u_int filter,
const union tas_biquad_t *biquad)
{
int rc;
rc=tas3001c_write_biquad_shadow(self, channel, filter, biquad);
if (rc < 0) return rc;
return tas3001c_sync_biquad(self, channel, filter);
}
static int
tas3001c_write_biquad_list( struct tas3001c_data_t *self,
u_int filter_count,
u_int flags,
struct tas_biquad_ctrl_t *biquads)
{
int i;
int rc;
if (flags & TAS_BIQUAD_FAST_LOAD) tas3001c_fast_load(self,1);
for (i=0; i<filter_count; i++) {
rc=tas3001c_write_biquad(self,
biquads[i].channel,
biquads[i].filter,
&biquads[i].data);
if (rc < 0) break;
}
if (flags & TAS_BIQUAD_FAST_LOAD) {
tas3001c_fast_load(self,0);
(void)tas3001c_sync_register(self,TAS3001C_REG_BASS);
(void)tas3001c_sync_register(self,TAS3001C_REG_TREBLE);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER1);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER2);
(void)tas3001c_sync_register(self,TAS3001C_REG_VOLUME);
}
return rc;
}
static int
tas3001c_read_biquad( struct tas3001c_data_t *self,
u_int channel,
u_int filter,
union tas_biquad_t *biquad)
{
tas_shadow_t *shadow=self->super.shadow;
enum tas3001c_reg_t reg;
if (channel >= TAS3001C_BIQUAD_CHANNEL_COUNT ||
filter >= TAS3001C_BIQUAD_FILTER_COUNT) return -EINVAL;
reg=( channel ? TAS3001C_REG_RIGHT_BIQUAD0 : TAS3001C_REG_LEFT_BIQUAD0 ) + filter;
biquad->coeff.b0=GET_4_20(shadow[reg], 0);
biquad->coeff.b1=GET_4_20(shadow[reg], 3);
biquad->coeff.b2=GET_4_20(shadow[reg], 6);
biquad->coeff.a1=GET_4_20(shadow[reg], 9);
biquad->coeff.a2=GET_4_20(shadow[reg],12);
return 0;
}
static int
tas3001c_eq_rw( struct tas3001c_data_t *self,
u_int cmd,
u_long arg)
{
int rc;
struct tas_biquad_ctrl_t biquad;
if (copy_from_user((void *)&biquad, (const void *)arg, sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
if (cmd & SIOC_IN) {
rc=tas3001c_write_biquad(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
}
if (cmd & SIOC_OUT) {
rc=tas3001c_read_biquad(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
if (copy_to_user((void *)arg, (const void *)&biquad, sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
}
return 0;
}
static int
tas3001c_eq_list_rw( struct tas3001c_data_t *self,
u_int cmd,
u_long arg)
{
int rc;
int filter_count;
int flags;
int i,j;
char sync_required[2][6];
struct tas_biquad_ctrl_t biquad;
memset(sync_required,0,sizeof(sync_required));
if (copy_from_user((void *)&filter_count,
(const void *)arg + offsetof(struct tas_biquad_ctrl_list_t,filter_count),
sizeof(int))) {
return -EFAULT;
}
if (copy_from_user((void *)&flags,
(const void *)arg + offsetof(struct tas_biquad_ctrl_list_t,flags),
sizeof(int))) {
return -EFAULT;
}
if (cmd & SIOC_IN) {
}
for (i=0; i < filter_count; i++) {
if (copy_from_user((void *)&biquad,
(const void *)arg + offsetof(struct tas_biquad_ctrl_list_t, biquads[i]),
sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
if (cmd & SIOC_IN) {
sync_required[biquad.channel][biquad.filter]=1;
rc=tas3001c_write_biquad_shadow(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
}
if (cmd & SIOC_OUT) {
rc=tas3001c_read_biquad(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
if (copy_to_user((void *)arg + offsetof(struct tas_biquad_ctrl_list_t, biquads[i]),
(const void *)&biquad,
sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
}
}
if (cmd & SIOC_IN) {
if (flags & TAS_BIQUAD_FAST_LOAD) tas3001c_fast_load(self,1);
for (i=0; i<2; i++) {
for (j=0; j<6; j++) {
if (sync_required[i][j]) {
rc=tas3001c_sync_biquad(self, i, j);
if (rc < 0) return rc;
}
}
}
if (flags & TAS_BIQUAD_FAST_LOAD) {
tas3001c_fast_load(self,0);
/* now we need to set up the mixers again,
because leaving fast mode resets them. */
(void)tas3001c_sync_register(self,TAS3001C_REG_BASS);
(void)tas3001c_sync_register(self,TAS3001C_REG_TREBLE);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER1);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER2);
(void)tas3001c_sync_register(self,TAS3001C_REG_VOLUME);
}
}
return 0;
}
static int
tas3001c_update_drce( struct tas3001c_data_t *self,
int flags,
struct tas_drce_t *drce)
{
tas_shadow_t *shadow;
shadow=self->super.shadow;
shadow[TAS3001C_REG_DRC][1] = 0xc1;
if (flags & TAS_DRCE_THRESHOLD) {
self->drce_state.threshold=quantize_db(drce->threshold);
shadow[TAS3001C_REG_DRC][2] = db_to_regval(self->drce_state.threshold);
}
if (flags & TAS_DRCE_ENABLE) {
self->drce_state.enable = drce->enable;
}
if (!self->drce_state.enable) {
shadow[TAS3001C_REG_DRC][0] = 0xf0;
}
#ifdef DEBUG_DRCE
printk("DRCE IOCTL: set [ ENABLE:%x THRESH:%x\n",
self->drce_state.enable,
self->drce_state.threshold);
printk("DRCE IOCTL: reg [ %02x %02x ]\n",
(unsigned char)shadow[TAS3001C_REG_DRC][0],
(unsigned char)shadow[TAS3001C_REG_DRC][1]);
#endif
return tas3001c_sync_register(self, TAS3001C_REG_DRC);
}
static int
tas3001c_drce_rw( struct tas3001c_data_t *self,
u_int cmd,
u_long arg)
{
int rc;
struct tas_drce_ctrl_t drce_ctrl;
if (copy_from_user((void *)&drce_ctrl,
(const void *)arg,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
#ifdef DEBUG_DRCE
printk("DRCE IOCTL: input [ FLAGS:%x ENABLE:%x THRESH:%x\n",
drce_ctrl.flags,
drce_ctrl.data.enable,
drce_ctrl.data.threshold);
#endif
if (cmd & SIOC_IN) {
rc = tas3001c_update_drce(self, drce_ctrl.flags, &drce_ctrl.data);
if (rc < 0)
return rc;
}
if (cmd & SIOC_OUT) {
if (drce_ctrl.flags & TAS_DRCE_ENABLE)
drce_ctrl.data.enable = self->drce_state.enable;
if (drce_ctrl.flags & TAS_DRCE_THRESHOLD)
drce_ctrl.data.threshold = self->drce_state.threshold;
if (copy_to_user((void *)arg,
(const void *)&drce_ctrl,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
}
return 0;
}
static void
tas3001c_update_device_parameters(struct tas3001c_data_t *self)
{
int i,j;
if (!self) return;
if (self->output_id == TAS_OUTPUT_HEADPHONES) {
tas3001c_fast_load(self, 1);
for (i=0; i<TAS3001C_BIQUAD_CHANNEL_COUNT; i++) {
for (j=0; j<TAS3001C_BIQUAD_FILTER_COUNT; j++) {
tas3001c_write_biquad(self, i, j, &tas3001c_eq_unity);
}
}
tas3001c_fast_load(self, 0);
(void)tas3001c_sync_register(self,TAS3001C_REG_BASS);
(void)tas3001c_sync_register(self,TAS3001C_REG_TREBLE);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER1);
(void)tas3001c_sync_register(self,TAS3001C_REG_MIXER2);
(void)tas3001c_sync_register(self,TAS3001C_REG_VOLUME);
return;
}
for (i=0; tas3001c_eq_prefs[i]; i++) {
struct tas_eq_pref_t *eq = tas3001c_eq_prefs[i];
if (eq->device_id == self->device_id &&
(eq->output_id == 0 || eq->output_id == self->output_id) &&
(eq->speaker_id == 0 || eq->speaker_id == self->speaker_id)) {
tas3001c_update_drce(self, TAS_DRCE_ALL, eq->drce);
tas3001c_write_biquad_list(self, eq->filter_count, TAS_BIQUAD_FAST_LOAD, eq->biquads);
break;
}
}
}
static void
tas3001c_device_change_handler(void *self)
{
if (self)
tas3001c_update_device_parameters(self);
}
static struct work_struct device_change;
static int
tas3001c_output_device_change( struct tas3001c_data_t *self,
int device_id,
int output_id,
int speaker_id)
{
self->device_id=device_id;
self->output_id=output_id;
self->speaker_id=speaker_id;
schedule_work(&device_change);
return 0;
}
static int
tas3001c_device_ioctl( struct tas3001c_data_t *self,
u_int cmd,
u_long arg)
{
switch (cmd) {
case TAS_READ_EQ:
case TAS_WRITE_EQ:
return tas3001c_eq_rw(self, cmd, arg);
case TAS_READ_EQ_LIST:
case TAS_WRITE_EQ_LIST:
return tas3001c_eq_list_rw(self, cmd, arg);
case TAS_READ_EQ_FILTER_COUNT:
put_user(TAS3001C_BIQUAD_FILTER_COUNT, (uint *)(arg));
return 0;
case TAS_READ_EQ_CHANNEL_COUNT:
put_user(TAS3001C_BIQUAD_CHANNEL_COUNT, (uint *)(arg));
return 0;
case TAS_READ_DRCE:
case TAS_WRITE_DRCE:
return tas3001c_drce_rw(self, cmd, arg);
case TAS_READ_DRCE_CAPS:
put_user(TAS_DRCE_ENABLE | TAS_DRCE_THRESHOLD, (uint *)(arg));
return 0;
case TAS_READ_DRCE_MIN:
case TAS_READ_DRCE_MAX: {
struct tas_drce_ctrl_t drce_ctrl;
if (copy_from_user((void *)&drce_ctrl,
(const void *)arg,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
if (drce_ctrl.flags & TAS_DRCE_THRESHOLD) {
if (cmd == TAS_READ_DRCE_MIN) {
drce_ctrl.data.threshold=-36<<8;
} else {
drce_ctrl.data.threshold=-6<<8;
}
}
if (copy_to_user((void *)arg,
(const void *)&drce_ctrl,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
}
}
return -EINVAL;
}
static int
tas3001c_init_mixer(struct tas3001c_data_t *self)
{
unsigned char mcr = (1<<6)+(2<<4)+(2<<2);
/* Make sure something answers on the i2c bus */
if (tas3001c_write_register(self, TAS3001C_REG_MCR, &mcr,
WRITE_NORMAL|FORCE_WRITE) < 0)
return -1;
tas3001c_fast_load(self, 1);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD0);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD1);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD2);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD3);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD4);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD5);
(void)tas3001c_sync_register(self,TAS3001C_REG_RIGHT_BIQUAD6);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD0);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD1);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD2);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD3);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD4);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD5);
(void)tas3001c_sync_register(self,TAS3001C_REG_LEFT_BIQUAD6);
tas3001c_fast_load(self, 0);
tas3001c_set_mixer_level(self, SOUND_MIXER_VOLUME, VOL_DEFAULT<<8 | VOL_DEFAULT);
tas3001c_set_mixer_level(self, SOUND_MIXER_PCM, INPUT_DEFAULT<<8 | INPUT_DEFAULT);
tas3001c_set_mixer_level(self, SOUND_MIXER_ALTPCM, 0);
tas3001c_set_mixer_level(self, SOUND_MIXER_BASS, BASS_DEFAULT);
tas3001c_set_mixer_level(self, SOUND_MIXER_TREBLE, TREBLE_DEFAULT);
return 0;
}
static int
tas3001c_uninit_mixer(struct tas3001c_data_t *self)
{
tas3001c_set_mixer_level(self, SOUND_MIXER_VOLUME, 0);
tas3001c_set_mixer_level(self, SOUND_MIXER_PCM, 0);
tas3001c_set_mixer_level(self, SOUND_MIXER_ALTPCM, 0);
tas3001c_set_mixer_level(self, SOUND_MIXER_BASS, 0);
tas3001c_set_mixer_level(self, SOUND_MIXER_TREBLE, 0);
return 0;
}
static int
tas3001c_init(struct i2c_client *client)
{
struct tas3001c_data_t *self;
size_t sz = sizeof(*self) + (TAS3001C_REG_MAX*sizeof(tas_shadow_t));
int i, j;
self = kmalloc(sz, GFP_KERNEL);
if (!self)
return -ENOMEM;
memset(self, 0, sz);
self->super.client = client;
self->super.shadow = (tas_shadow_t *)(self+1);
self->output_id = TAS_OUTPUT_HEADPHONES;
dev_set_drvdata(&client->dev, self);
for (i = 0; i < TAS3001C_BIQUAD_CHANNEL_COUNT; i++)
for (j = 0; j < TAS3001C_BIQUAD_FILTER_COUNT; j++)
tas3001c_write_biquad_shadow(self, i, j,
&tas3001c_eq_unity);
INIT_WORK(&device_change, tas3001c_device_change_handler, self);
return 0;
}
static void
tas3001c_uninit(struct tas3001c_data_t *self)
{
tas3001c_uninit_mixer(self);
kfree(self);
}
struct tas_driver_hooks_t tas3001c_hooks = {
.init = (tas_hook_init_t)tas3001c_init,
.post_init = (tas_hook_post_init_t)tas3001c_init_mixer,
.uninit = (tas_hook_uninit_t)tas3001c_uninit,
.get_mixer_level = (tas_hook_get_mixer_level_t)tas3001c_get_mixer_level,
.set_mixer_level = (tas_hook_set_mixer_level_t)tas3001c_set_mixer_level,
.enter_sleep = (tas_hook_enter_sleep_t)tas3001c_enter_sleep,
.leave_sleep = (tas_hook_leave_sleep_t)tas3001c_leave_sleep,
.supported_mixers = (tas_hook_supported_mixers_t)tas3001c_supported_mixers,
.mixer_is_stereo = (tas_hook_mixer_is_stereo_t)tas3001c_mixer_is_stereo,
.stereo_mixers = (tas_hook_stereo_mixers_t)tas3001c_stereo_mixers,
.output_device_change = (tas_hook_output_device_change_t)tas3001c_output_device_change,
.device_ioctl = (tas_hook_device_ioctl_t)tas3001c_device_ioctl
};
sound/oss/dmasound/tas3001c.h 0 → 100644
View file @ 3f250722
/*
* Header file for the i2c/i2s based TA3001c sound chip used
* on some Apple hardware. Also known as "tumbler".
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
* Written by Christopher C. Chimelis <chris@debian.org>
*/
#ifndef _TAS3001C_H_
#define _TAS3001C_H_
#include <linux/types.h>
#include "tas_common.h"
#include "tas_eq_prefs.h"
/*
* Macros that correspond to the registers that we write to
* when setting the various values.
*/
#define TAS3001C_VERSION "0.3"
#define TAS3001C_DATE "20011214"
#define I2C_DRIVERNAME_TAS3001C "TAS3001c driver V " TAS3001C_VERSION
#define I2C_DRIVERID_TAS3001C (I2C_DRIVERID_TAS_BASE+0)
extern struct tas_driver_hooks_t tas3001c_hooks;
extern struct tas_gain_t tas3001c_gain;
extern struct tas_eq_pref_t *tas3001c_eq_prefs[];
enum tas3001c_reg_t {
TAS3001C_REG_MCR = 0x01,
TAS3001C_REG_DRC = 0x02,
TAS3001C_REG_VOLUME = 0x04,
TAS3001C_REG_TREBLE = 0x05,
TAS3001C_REG_BASS = 0x06,
TAS3001C_REG_MIXER1 = 0x07,
TAS3001C_REG_MIXER2 = 0x08,
TAS3001C_REG_LEFT_BIQUAD0 = 0x0a,
TAS3001C_REG_LEFT_BIQUAD1 = 0x0b,
TAS3001C_REG_LEFT_BIQUAD2 = 0x0c,
TAS3001C_REG_LEFT_BIQUAD3 = 0x0d,
TAS3001C_REG_LEFT_BIQUAD4 = 0x0e,
TAS3001C_REG_LEFT_BIQUAD5 = 0x0f,
TAS3001C_REG_LEFT_BIQUAD6 = 0x10,
TAS3001C_REG_RIGHT_BIQUAD0 = 0x13,
TAS3001C_REG_RIGHT_BIQUAD1 = 0x14,
TAS3001C_REG_RIGHT_BIQUAD2 = 0x15,
TAS3001C_REG_RIGHT_BIQUAD3 = 0x16,
TAS3001C_REG_RIGHT_BIQUAD4 = 0x17,
TAS3001C_REG_RIGHT_BIQUAD5 = 0x18,
TAS3001C_REG_RIGHT_BIQUAD6 = 0x19,
TAS3001C_REG_MAX = 0x20
};
#endif /* _TAS3001C_H_ */
sound/oss/dmasound/tas3001c_tables.c 0 → 100644
View file @ 3f250722
#include "tas_common.h"
#include "tas_eq_prefs.h"
static struct tas_drce_t eqp_0e_2_1_drce = {
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -15.33 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_0e_2_1_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0FCAD3, 0xE06A58, 0x0FCAD3, 0xE06B09, 0x0F9657 } } },
{ channel: 0, filter: 1, data: { coeff: { 0x041731, 0x082E63, 0x041731, 0xFD8D08, 0x02CFBD } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0FFDC7, 0xE0524C, 0x0FBFAA, 0xE0524C, 0x0FBD72 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0F3D35, 0xE228CA, 0x0EC7B2, 0xE228CA, 0x0E04E8 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x0FCEBF, 0xE181C2, 0x0F2656, 0xE181C2, 0x0EF516 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0EC417, 0x073E22, 0x0B0633, 0x073E22, 0x09CA4A } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0FCAD3, 0xE06A58, 0x0FCAD3, 0xE06B09, 0x0F9657 } } },
{ channel: 1, filter: 1, data: { coeff: { 0x041731, 0x082E63, 0x041731, 0xFD8D08, 0x02CFBD } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0FFDC7, 0xE0524C, 0x0FBFAA, 0xE0524C, 0x0FBD72 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0F3D35, 0xE228CA, 0x0EC7B2, 0xE228CA, 0x0E04E8 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x0FCEBF, 0xE181C2, 0x0F2656, 0xE181C2, 0x0EF516 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0EC417, 0x073E22, 0x0B0633, 0x073E22, 0x09CA4A } } },
};
static struct tas_eq_pref_t eqp_0e_2_1 = {
sample_rate: 44100,
device_id: 0x0e,
output_id: TAS_OUTPUT_EXTERNAL_SPKR,
speaker_id: 0x01,
drce: &eqp_0e_2_1_drce,
filter_count: 12,
biquads: eqp_0e_2_1_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_10_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -12.46 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_10_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0F4A12, 0xE16BDA, 0x0F4A12, 0xE173F0, 0x0E9C3A } } },
{ channel: 0, filter: 1, data: { coeff: { 0x02DD54, 0x05BAA8, 0x02DD54, 0xF8001D, 0x037532 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0E2FC7, 0xE4D5DC, 0x0D7477, 0xE4D5DC, 0x0BA43F } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0E7899, 0xE67CCA, 0x0D0E93, 0xE67CCA, 0x0B872D } } },
{ channel: 0, filter: 4, data: { coeff: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0F4A12, 0xE16BDA, 0x0F4A12, 0xE173F0, 0x0E9C3A } } },
{ channel: 1, filter: 1, data: { coeff: { 0x02DD54, 0x05BAA8, 0x02DD54, 0xF8001D, 0x037532 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0E2FC7, 0xE4D5DC, 0x0D7477, 0xE4D5DC, 0x0BA43F } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0E7899, 0xE67CCA, 0x0D0E93, 0xE67CCA, 0x0B872D } } },
{ channel: 1, filter: 4, data: { coeff: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 } } },
};
static struct tas_eq_pref_t eqp_10_1_0 = {
sample_rate: 44100,
device_id: 0x10,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_10_1_0_drce,
filter_count: 12,
biquads: eqp_10_1_0_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_15_2_1_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -15.33 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_15_2_1_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0FE143, 0xE05204, 0x0FCCC5, 0xE05266, 0x0FAE6B } } },
{ channel: 0, filter: 1, data: { coeff: { 0x102383, 0xE03A03, 0x0FA325, 0xE03A03, 0x0FC6A8 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0FF2AB, 0xE06285, 0x0FB20A, 0xE06285, 0x0FA4B5 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0F544D, 0xE35971, 0x0D8F3A, 0xE35971, 0x0CE388 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x13E1D3, 0xF3ECB5, 0x042227, 0xF3ECB5, 0x0803FA } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0AC119, 0x034181, 0x078AB1, 0x034181, 0x024BCA } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0FE143, 0xE05204, 0x0FCCC5, 0xE05266, 0x0FAE6B } } },
{ channel: 1, filter: 1, data: { coeff: { 0x102383, 0xE03A03, 0x0FA325, 0xE03A03, 0x0FC6A8 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0FF2AB, 0xE06285, 0x0FB20A, 0xE06285, 0x0FA4B5 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0F544D, 0xE35971, 0x0D8F3A, 0xE35971, 0x0CE388 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x13E1D3, 0xF3ECB5, 0x042227, 0xF3ECB5, 0x0803FA } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0AC119, 0x034181, 0x078AB1, 0x034181, 0x024BCA } } },
};
static struct tas_eq_pref_t eqp_15_2_1 = {
sample_rate: 44100,
device_id: 0x15,
output_id: TAS_OUTPUT_EXTERNAL_SPKR,
speaker_id: 0x01,
drce: &eqp_15_2_1_drce,
filter_count: 12,
biquads: eqp_15_2_1_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_15_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: 0.0 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_15_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0FAD08, 0xE0A5EF, 0x0FAD08, 0xE0A79D, 0x0F5BBE } } },
{ channel: 0, filter: 1, data: { coeff: { 0x04B38D, 0x09671B, 0x04B38D, 0x000F71, 0x02BEC5 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0FDD32, 0xE0A56F, 0x0F8A69, 0xE0A56F, 0x0F679C } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0FD284, 0xE135FB, 0x0F2161, 0xE135FB, 0x0EF3E5 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x0E81B1, 0xE6283F, 0x0CE49D, 0xE6283F, 0x0B664F } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0F2D62, 0xE98797, 0x0D1E19, 0xE98797, 0x0C4B7B } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0FAD08, 0xE0A5EF, 0x0FAD08, 0xE0A79D, 0x0F5BBE } } },
{ channel: 1, filter: 1, data: { coeff: { 0x04B38D, 0x09671B, 0x04B38D, 0x000F71, 0x02BEC5 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0FDD32, 0xE0A56F, 0x0F8A69, 0xE0A56F, 0x0F679C } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0FD284, 0xE135FB, 0x0F2161, 0xE135FB, 0x0EF3E5 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x0E81B1, 0xE6283F, 0x0CE49D, 0xE6283F, 0x0B664F } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0F2D62, 0xE98797, 0x0D1E19, 0xE98797, 0x0C4B7B } } },
};
static struct tas_eq_pref_t eqp_15_1_0 = {
sample_rate: 44100,
device_id: 0x15,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_15_1_0_drce,
filter_count: 12,
biquads: eqp_15_1_0_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_0f_2_1_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -15.33 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_0f_2_1_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0FE143, 0xE05204, 0x0FCCC5, 0xE05266, 0x0FAE6B } } },
{ channel: 0, filter: 1, data: { coeff: { 0x102383, 0xE03A03, 0x0FA325, 0xE03A03, 0x0FC6A8 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0FF2AB, 0xE06285, 0x0FB20A, 0xE06285, 0x0FA4B5 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0F544D, 0xE35971, 0x0D8F3A, 0xE35971, 0x0CE388 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x13E1D3, 0xF3ECB5, 0x042227, 0xF3ECB5, 0x0803FA } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0AC119, 0x034181, 0x078AB1, 0x034181, 0x024BCA } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0FE143, 0xE05204, 0x0FCCC5, 0xE05266, 0x0FAE6B } } },
{ channel: 1, filter: 1, data: { coeff: { 0x102383, 0xE03A03, 0x0FA325, 0xE03A03, 0x0FC6A8 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0FF2AB, 0xE06285, 0x0FB20A, 0xE06285, 0x0FA4B5 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0F544D, 0xE35971, 0x0D8F3A, 0xE35971, 0x0CE388 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x13E1D3, 0xF3ECB5, 0x042227, 0xF3ECB5, 0x0803FA } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0AC119, 0x034181, 0x078AB1, 0x034181, 0x024BCA } } },
};
static struct tas_eq_pref_t eqp_0f_2_1 = {
sample_rate: 44100,
device_id: 0x0f,
output_id: TAS_OUTPUT_EXTERNAL_SPKR,
speaker_id: 0x01,
drce: &eqp_0f_2_1_drce,
filter_count: 12,
biquads: eqp_0f_2_1_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_0f_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -15.33 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_0f_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0FCAD3, 0xE06A58, 0x0FCAD3, 0xE06B09, 0x0F9657 } } },
{ channel: 0, filter: 1, data: { coeff: { 0x041731, 0x082E63, 0x041731, 0xFD8D08, 0x02CFBD } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0FFDC7, 0xE0524C, 0x0FBFAA, 0xE0524C, 0x0FBD72 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0F3D35, 0xE228CA, 0x0EC7B2, 0xE228CA, 0x0E04E8 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x0FCEBF, 0xE181C2, 0x0F2656, 0xE181C2, 0x0EF516 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0EC417, 0x073E22, 0x0B0633, 0x073E22, 0x09CA4A } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0FCAD3, 0xE06A58, 0x0FCAD3, 0xE06B09, 0x0F9657 } } },
{ channel: 1, filter: 1, data: { coeff: { 0x041731, 0x082E63, 0x041731, 0xFD8D08, 0x02CFBD } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0FFDC7, 0xE0524C, 0x0FBFAA, 0xE0524C, 0x0FBD72 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0F3D35, 0xE228CA, 0x0EC7B2, 0xE228CA, 0x0E04E8 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x0FCEBF, 0xE181C2, 0x0F2656, 0xE181C2, 0x0EF516 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0EC417, 0x073E22, 0x0B0633, 0x073E22, 0x09CA4A } } },
};
static struct tas_eq_pref_t eqp_0f_1_0 = {
sample_rate: 44100,
device_id: 0x0f,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_0f_1_0_drce,
filter_count: 12,
biquads: eqp_0f_1_0_biquads
};
/* ======================================================================== */
static uint tas3001c_master_tab[]={
0x0, 0x75, 0x9c, 0xbb,
0xdb, 0xfb, 0x11e, 0x143,
0x16b, 0x196, 0x1c3, 0x1f5,
0x229, 0x263, 0x29f, 0x2e1,
0x328, 0x373, 0x3c5, 0x41b,
0x478, 0x4dc, 0x547, 0x5b8,
0x633, 0x6b5, 0x740, 0x7d5,
0x873, 0x91c, 0x9d2, 0xa92,
0xb5e, 0xc39, 0xd22, 0xe19,
0xf20, 0x1037, 0x1161, 0x129e,
0x13ed, 0x1551, 0x16ca, 0x185d,
0x1a08, 0x1bcc, 0x1dac, 0x1fa7,
0x21c1, 0x23fa, 0x2655, 0x28d6,
0x2b7c, 0x2e4a, 0x3141, 0x3464,
0x37b4, 0x3b35, 0x3ee9, 0x42d3,
0x46f6, 0x4b53, 0x4ff0, 0x54ce,
0x59f2, 0x5f5f, 0x6519, 0x6b24,
0x7183, 0x783c, 0x7f53, 0x86cc,
0x8ead, 0x96fa, 0x9fba, 0xa8f2,
0xb2a7, 0xbce1, 0xc7a5, 0xd2fa,
0xdee8, 0xeb75, 0xf8aa, 0x1068e,
0x1152a, 0x12487, 0x134ad, 0x145a5,
0x1577b, 0x16a37, 0x17df5, 0x192bd,
0x1a890, 0x1bf7b, 0x1d78d, 0x1f0d1,
0x20b55, 0x22727, 0x24456, 0x262f2,
0x2830b
};
static uint tas3001c_mixer_tab[]={
0x0, 0x748, 0x9be, 0xbaf,
0xda4, 0xfb1, 0x11de, 0x1431,
0x16ad, 0x1959, 0x1c37, 0x1f4b,
0x2298, 0x2628, 0x29fb, 0x2e12,
0x327d, 0x3734, 0x3c47, 0x41b4,
0x4787, 0x4dbe, 0x546d, 0x5b86,
0x632e, 0x6b52, 0x7400, 0x7d54,
0x873b, 0x91c6, 0x9d1a, 0xa920,
0xb5e5, 0xc38c, 0xd21b, 0xe18f,
0xf1f5, 0x1036a, 0x1160f, 0x129d6,
0x13ed0, 0x1550c, 0x16ca0, 0x185c9,
0x1a07b, 0x1bcc3, 0x1dab9, 0x1fa75,
0x21c0f, 0x23fa3, 0x26552, 0x28d64,
0x2b7c9, 0x2e4a2, 0x31411, 0x3463b,
0x37b44, 0x3b353, 0x3ee94, 0x42d30,
0x46f55, 0x4b533, 0x4fefc, 0x54ce5,
0x59f25, 0x5f5f6, 0x65193, 0x6b23c,
0x71835, 0x783c3, 0x7f52c, 0x86cc0,
0x8eacc, 0x96fa5, 0x9fba0, 0xa8f1a,
0xb2a71, 0xbce0a, 0xc7a4a, 0xd2fa0,
0xdee7b, 0xeb752, 0xf8a9f, 0x1068e4,
0x1152a3, 0x12486a, 0x134ac8, 0x145a55,
0x1577ac, 0x16a370, 0x17df51, 0x192bc2,
0x1a88f8, 0x1bf7b7, 0x1d78c9, 0x1f0d04,
0x20b542, 0x227268, 0x244564, 0x262f26,
0x2830af
};
static uint tas3001c_treble_tab[]={
0x96, 0x95, 0x95, 0x94,
0x93, 0x92, 0x92, 0x91,
0x90, 0x90, 0x8f, 0x8e,
0x8d, 0x8d, 0x8c, 0x8b,
0x8a, 0x8a, 0x89, 0x88,
0x88, 0x87, 0x86, 0x85,
0x85, 0x84, 0x83, 0x83,
0x82, 0x81, 0x80, 0x80,
0x7f, 0x7e, 0x7e, 0x7d,
0x7c, 0x7b, 0x7b, 0x7a,
0x79, 0x78, 0x78, 0x77,
0x76, 0x76, 0x75, 0x74,
0x73, 0x73, 0x72, 0x71,
0x71, 0x70, 0x6e, 0x6d,
0x6d, 0x6c, 0x6b, 0x6a,
0x69, 0x68, 0x67, 0x66,
0x65, 0x63, 0x62, 0x62,
0x60, 0x5f, 0x5d, 0x5c,
0x5a, 0x58, 0x56, 0x55,
0x53, 0x51, 0x4f, 0x4c,
0x4a, 0x48, 0x45, 0x43,
0x40, 0x3d, 0x3a, 0x37,
0x35, 0x32, 0x2e, 0x2a,
0x27, 0x22, 0x1e, 0x1a,
0x15, 0x11, 0xc, 0x7,
0x1
};
static uint tas3001c_bass_tab[]={
0x86, 0x83, 0x81, 0x7f,
0x7d, 0x7b, 0x79, 0x78,
0x76, 0x75, 0x74, 0x72,
0x71, 0x6f, 0x6e, 0x6d,
0x6c, 0x6b, 0x69, 0x67,
0x65, 0x64, 0x61, 0x60,
0x5e, 0x5d, 0x5c, 0x5b,
0x5a, 0x59, 0x58, 0x57,
0x56, 0x55, 0x55, 0x54,
0x53, 0x52, 0x50, 0x4f,
0x4d, 0x4c, 0x4b, 0x49,
0x47, 0x45, 0x44, 0x42,
0x41, 0x3f, 0x3e, 0x3d,
0x3c, 0x3b, 0x39, 0x38,
0x37, 0x36, 0x35, 0x34,
0x33, 0x31, 0x30, 0x2f,
0x2e, 0x2c, 0x2b, 0x2b,
0x29, 0x28, 0x27, 0x26,
0x25, 0x24, 0x22, 0x21,
0x20, 0x1e, 0x1c, 0x19,
0x18, 0x18, 0x17, 0x16,
0x15, 0x14, 0x13, 0x12,
0x11, 0x10, 0xf, 0xe,
0xd, 0xb, 0xa, 0x9,
0x8, 0x6, 0x4, 0x2,
0x1
};
struct tas_gain_t tas3001c_gain = {
master: tas3001c_master_tab,
treble: tas3001c_treble_tab,
bass: tas3001c_bass_tab,
mixer: tas3001c_mixer_tab
};
struct tas_eq_pref_t *tas3001c_eq_prefs[]={
&eqp_0e_2_1,
&eqp_10_1_0,
&eqp_15_2_1,
&eqp_15_1_0,
&eqp_0f_2_1,
&eqp_0f_1_0,
NULL
};
sound/oss/dmasound/tas3004.c 0 → 100644
View file @ 3f250722
/*
* Driver for the i2c/i2s based TA3004 sound chip used
* on some Apple hardware. Also known as "snapper".
*
* Tobias Sargeant <tobias.sargeant@bigpond.com>
* Based upon tas3001c.c by Christopher C. Chimelis <chris@debian.org>:
*
* TODO:
* -----
* * Enable control over input line 2 (is this connected?)
* * Implement sleep support (at least mute everything and
* * set gains to minimum during sleep)
*
*/
#include <linux/version.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/sysctl.h>
#include <linux/types.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/soundcard.h>
#include <linux/interrupt.h>
#include <linux/workqueue.h>
#include <asm/uaccess.h>
#include <asm/errno.h>
#include <asm/io.h>
#include <asm/prom.h>
#include "dmasound.h"
#include "tas_common.h"
#include "tas3004.h"
#include "tas_ioctl.h"
/* #define DEBUG_DRCE */
#define TAS3004_BIQUAD_FILTER_COUNT 7
#define TAS3004_BIQUAD_CHANNEL_COUNT 2
#define VOL_DEFAULT (100 * 4 / 5)
#define INPUT_DEFAULT (100 * 4 / 5)
#define BASS_DEFAULT (100 / 2)
#define TREBLE_DEFAULT (100 / 2)
struct tas3004_data_t {
struct tas_data_t super;
int device_id;
int output_id;
int speaker_id;
struct tas_drce_t drce_state;
};
#define MAKE_TIME(sec,usec) (((sec)<<12) + (50000+(usec/10)*(1<<12))/100000)
#define MAKE_RATIO(i,f) (((i)<<8) + ((500+(f)*(1<<8))/1000))
static const union tas_biquad_t tas3004_eq_unity = {
.buf = { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 },
};
static const struct tas_drce_t tas3004_drce_min = {
.enable = 1,
.above = { .val = MAKE_RATIO(16,0), .expand = 0 },
.below = { .val = MAKE_RATIO(2,0), .expand = 0 },
.threshold = -0x59a0,
.energy = MAKE_TIME(0, 1700),
.attack = MAKE_TIME(0, 1700),
.decay = MAKE_TIME(0, 1700),
};
static const struct tas_drce_t tas3004_drce_max = {
.enable = 1,
.above = { .val = MAKE_RATIO(1,500), .expand = 1 },
.below = { .val = MAKE_RATIO(2,0), .expand = 1 },
.threshold = -0x0,
.energy = MAKE_TIME(2,400000),
.attack = MAKE_TIME(2,400000),
.decay = MAKE_TIME(2,400000),
};
static const unsigned short time_constants[]={
MAKE_TIME(0, 1700),
MAKE_TIME(0, 3500),
MAKE_TIME(0, 6700),
MAKE_TIME(0, 13000),
MAKE_TIME(0, 26000),
MAKE_TIME(0, 53000),
MAKE_TIME(0,106000),
MAKE_TIME(0,212000),
MAKE_TIME(0,425000),
MAKE_TIME(0,850000),
MAKE_TIME(1,700000),
MAKE_TIME(2,400000),
};
static const unsigned short above_threshold_compression_ratio[]={
MAKE_RATIO( 1, 70),
MAKE_RATIO( 1,140),
MAKE_RATIO( 1,230),
MAKE_RATIO( 1,330),
MAKE_RATIO( 1,450),
MAKE_RATIO( 1,600),
MAKE_RATIO( 1,780),
MAKE_RATIO( 2, 0),
MAKE_RATIO( 2,290),
MAKE_RATIO( 2,670),
MAKE_RATIO( 3,200),
MAKE_RATIO( 4, 0),
MAKE_RATIO( 5,330),
MAKE_RATIO( 8, 0),
MAKE_RATIO(16, 0),
};
static const unsigned short above_threshold_expansion_ratio[]={
MAKE_RATIO(1, 60),
MAKE_RATIO(1,130),
MAKE_RATIO(1,190),
MAKE_RATIO(1,250),
MAKE_RATIO(1,310),
MAKE_RATIO(1,380),
MAKE_RATIO(1,440),
MAKE_RATIO(1,500)
};
static const unsigned short below_threshold_compression_ratio[]={
MAKE_RATIO(1, 70),
MAKE_RATIO(1,140),
MAKE_RATIO(1,230),
MAKE_RATIO(1,330),
MAKE_RATIO(1,450),
MAKE_RATIO(1,600),
MAKE_RATIO(1,780),
MAKE_RATIO(2, 0)
};
static const unsigned short below_threshold_expansion_ratio[]={
MAKE_RATIO(1, 60),
MAKE_RATIO(1,130),
MAKE_RATIO(1,190),
MAKE_RATIO(1,250),
MAKE_RATIO(1,310),
MAKE_RATIO(1,380),
MAKE_RATIO(1,440),
MAKE_RATIO(1,500),
MAKE_RATIO(1,560),
MAKE_RATIO(1,630),
MAKE_RATIO(1,690),
MAKE_RATIO(1,750),
MAKE_RATIO(1,810),
MAKE_RATIO(1,880),
MAKE_RATIO(1,940),
MAKE_RATIO(2, 0)
};
static inline int
search( unsigned short val,
const unsigned short *arr,
const int arrsize) {
/*
* This could be a binary search, but for small tables,
* a linear search is likely to be faster
*/
int i;
for (i=0; i < arrsize; i++)
if (arr[i] >= val)
goto _1;
return arrsize-1;
_1:
if (i == 0)
return 0;
return (arr[i]-val < val-arr[i-1]) ? i : i-1;
}
#define SEARCH(a, b) search(a, b, ARRAY_SIZE(b))
static inline int
time_index(unsigned short time)
{
return SEARCH(time, time_constants);
}
static inline int
above_threshold_compression_index(unsigned short ratio)
{
return SEARCH(ratio, above_threshold_compression_ratio);
}
static inline int
above_threshold_expansion_index(unsigned short ratio)
{
return SEARCH(ratio, above_threshold_expansion_ratio);
}
static inline int
below_threshold_compression_index(unsigned short ratio)
{
return SEARCH(ratio, below_threshold_compression_ratio);
}
static inline int
below_threshold_expansion_index(unsigned short ratio)
{
return SEARCH(ratio, below_threshold_expansion_ratio);
}
static inline unsigned char db_to_regval(short db) {
int r=0;
r=(db+0x59a0) / 0x60;
if (r < 0x91) return 0x91;
if (r > 0xef) return 0xef;
return r;
}
static inline short quantize_db(short db)
{
return db_to_regval(db) * 0x60 - 0x59a0;
}
static inline int
register_width(enum tas3004_reg_t r)
{
switch(r) {
case TAS3004_REG_MCR:
case TAS3004_REG_TREBLE:
case TAS3004_REG_BASS:
case TAS3004_REG_ANALOG_CTRL:
case TAS3004_REG_TEST1:
case TAS3004_REG_TEST2:
case TAS3004_REG_MCR2:
return 1;
case TAS3004_REG_LEFT_LOUD_BIQUAD_GAIN:
case TAS3004_REG_RIGHT_LOUD_BIQUAD_GAIN:
return 3;
case TAS3004_REG_DRC:
case TAS3004_REG_VOLUME:
return 6;
case TAS3004_REG_LEFT_MIXER:
case TAS3004_REG_RIGHT_MIXER:
return 9;
case TAS3004_REG_TEST:
return 10;
case TAS3004_REG_LEFT_BIQUAD0:
case TAS3004_REG_LEFT_BIQUAD1:
case TAS3004_REG_LEFT_BIQUAD2:
case TAS3004_REG_LEFT_BIQUAD3:
case TAS3004_REG_LEFT_BIQUAD4:
case TAS3004_REG_LEFT_BIQUAD5:
case TAS3004_REG_LEFT_BIQUAD6:
case TAS3004_REG_RIGHT_BIQUAD0:
case TAS3004_REG_RIGHT_BIQUAD1:
case TAS3004_REG_RIGHT_BIQUAD2:
case TAS3004_REG_RIGHT_BIQUAD3:
case TAS3004_REG_RIGHT_BIQUAD4:
case TAS3004_REG_RIGHT_BIQUAD5:
case TAS3004_REG_RIGHT_BIQUAD6:
case TAS3004_REG_LEFT_LOUD_BIQUAD:
case TAS3004_REG_RIGHT_LOUD_BIQUAD:
return 15;
default:
return 0;
}
}
static int
tas3004_write_register( struct tas3004_data_t *self,
enum tas3004_reg_t reg_num,
char *data,
uint write_mode)
{
if (reg_num==TAS3004_REG_MCR ||
reg_num==TAS3004_REG_BASS ||
reg_num==TAS3004_REG_TREBLE) {
return tas_write_byte_register(&self->super,
(uint)reg_num,
*data,
write_mode);
} else {
return tas_write_register(&self->super,
(uint)reg_num,
register_width(reg_num),
data,
write_mode);
}
}
static int
tas3004_sync_register( struct tas3004_data_t *self,
enum tas3004_reg_t reg_num)
{
if (reg_num==TAS3004_REG_MCR ||
reg_num==TAS3004_REG_BASS ||
reg_num==TAS3004_REG_TREBLE) {
return tas_sync_byte_register(&self->super,
(uint)reg_num,
register_width(reg_num));
} else {
return tas_sync_register(&self->super,
(uint)reg_num,
register_width(reg_num));
}
}
static int
tas3004_read_register( struct tas3004_data_t *self,
enum tas3004_reg_t reg_num,
char *data,
uint write_mode)
{
return tas_read_register(&self->super,
(uint)reg_num,
register_width(reg_num),
data);
}
static inline int
tas3004_fast_load(struct tas3004_data_t *self, int fast)
{
if (fast)
self->super.shadow[TAS3004_REG_MCR][0] |= 0x80;
else
self->super.shadow[TAS3004_REG_MCR][0] &= 0x7f;
return tas3004_sync_register(self,TAS3004_REG_MCR);
}
static uint
tas3004_supported_mixers(struct tas3004_data_t *self)
{
return SOUND_MASK_VOLUME |
SOUND_MASK_PCM |
SOUND_MASK_ALTPCM |
SOUND_MASK_IMIX |
SOUND_MASK_TREBLE |
SOUND_MASK_BASS;
}
static int
tas3004_mixer_is_stereo(struct tas3004_data_t *self, int mixer)
{
switch(mixer) {
case SOUND_MIXER_VOLUME:
case SOUND_MIXER_PCM:
case SOUND_MIXER_ALTPCM:
case SOUND_MIXER_IMIX:
return 1;
default:
return 0;
}
}
static uint
tas3004_stereo_mixers(struct tas3004_data_t *self)
{
uint r = tas3004_supported_mixers(self);
uint i;
for (i=1; i<SOUND_MIXER_NRDEVICES; i++)
if (r&(1<<i) && !tas3004_mixer_is_stereo(self,i))
r &= ~(1<<i);
return r;
}
static int
tas3004_get_mixer_level(struct tas3004_data_t *self, int mixer, uint *level)
{
if (!self)
return -1;
*level = self->super.mixer[mixer];
return 0;
}
static int
tas3004_set_mixer_level(struct tas3004_data_t *self, int mixer, uint level)
{
int rc;
tas_shadow_t *shadow;
uint temp;
uint offset=0;
if (!self)
return -1;
shadow = self->super.shadow;
if (!tas3004_mixer_is_stereo(self,mixer))
level = tas_mono_to_stereo(level);
switch(mixer) {
case SOUND_MIXER_VOLUME:
temp = tas3004_gain.master[level&0xff];
SET_4_20(shadow[TAS3004_REG_VOLUME], 0, temp);
temp = tas3004_gain.master[(level>>8)&0xff];
SET_4_20(shadow[TAS3004_REG_VOLUME], 3, temp);
rc = tas3004_sync_register(self,TAS3004_REG_VOLUME);
break;
case SOUND_MIXER_IMIX:
offset += 3;
case SOUND_MIXER_ALTPCM:
offset += 3;
case SOUND_MIXER_PCM:
/*
* Don't load these in fast mode. The documentation
* says it can be done in either mode, but testing it
* shows that fast mode produces ugly clicking.
*/
/* tas3004_fast_load(self,1); */
temp = tas3004_gain.mixer[level&0xff];
SET_4_20(shadow[TAS3004_REG_LEFT_MIXER], offset, temp);
temp = tas3004_gain.mixer[(level>>8)&0xff];
SET_4_20(shadow[TAS3004_REG_RIGHT_MIXER], offset, temp);
rc = tas3004_sync_register(self,TAS3004_REG_LEFT_MIXER);
if (rc == 0)
rc=tas3004_sync_register(self,TAS3004_REG_RIGHT_MIXER);
/* tas3004_fast_load(self,0); */
break;
case SOUND_MIXER_TREBLE:
temp = tas3004_gain.treble[level&0xff];
shadow[TAS3004_REG_TREBLE][0]=temp&0xff;
rc = tas3004_sync_register(self,TAS3004_REG_TREBLE);
break;
case SOUND_MIXER_BASS:
temp = tas3004_gain.bass[level&0xff];
shadow[TAS3004_REG_BASS][0]=temp&0xff;
rc = tas3004_sync_register(self,TAS3004_REG_BASS);
break;
default:
rc = -1;
break;
}
if (rc < 0)
return rc;
self->super.mixer[mixer] = level;
return 0;
}
static int
tas3004_leave_sleep(struct tas3004_data_t *self)
{
unsigned char mcr = (1<<6)+(2<<4)+(2<<2);
if (!self)
return -1;
/* Make sure something answers on the i2c bus */
if (tas3004_write_register(self, TAS3004_REG_MCR, &mcr,
WRITE_NORMAL | FORCE_WRITE) < 0)
return -1;
tas3004_fast_load(self, 1);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD0);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD1);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD2);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD3);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD4);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD5);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD6);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD0);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD1);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD2);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD3);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD4);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD5);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD6);
tas3004_fast_load(self, 0);
(void)tas3004_sync_register(self,TAS3004_REG_VOLUME);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_MIXER);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_MIXER);
(void)tas3004_sync_register(self,TAS3004_REG_TREBLE);
(void)tas3004_sync_register(self,TAS3004_REG_BASS);
return 0;
}
static int
tas3004_enter_sleep(struct tas3004_data_t *self)
{
if (!self)
return -1;
return 0;
}
static int
tas3004_sync_biquad( struct tas3004_data_t *self,
u_int channel,
u_int filter)
{
enum tas3004_reg_t reg;
if (channel >= TAS3004_BIQUAD_CHANNEL_COUNT ||
filter >= TAS3004_BIQUAD_FILTER_COUNT) return -EINVAL;
reg=( channel ? TAS3004_REG_RIGHT_BIQUAD0 : TAS3004_REG_LEFT_BIQUAD0 ) + filter;
return tas3004_sync_register(self,reg);
}
static int
tas3004_write_biquad_shadow( struct tas3004_data_t *self,
u_int channel,
u_int filter,
const union tas_biquad_t *biquad)
{
tas_shadow_t *shadow=self->super.shadow;
enum tas3004_reg_t reg;
if (channel >= TAS3004_BIQUAD_CHANNEL_COUNT ||
filter >= TAS3004_BIQUAD_FILTER_COUNT) return -EINVAL;
reg=( channel ? TAS3004_REG_RIGHT_BIQUAD0 : TAS3004_REG_LEFT_BIQUAD0 ) + filter;
SET_4_20(shadow[reg], 0,biquad->coeff.b0);
SET_4_20(shadow[reg], 3,biquad->coeff.b1);
SET_4_20(shadow[reg], 6,biquad->coeff.b2);
SET_4_20(shadow[reg], 9,biquad->coeff.a1);
SET_4_20(shadow[reg],12,biquad->coeff.a2);
return 0;
}
static int
tas3004_write_biquad( struct tas3004_data_t *self,
u_int channel,
u_int filter,
const union tas_biquad_t *biquad)
{
int rc;
rc=tas3004_write_biquad_shadow(self, channel, filter, biquad);
if (rc < 0) return rc;
return tas3004_sync_biquad(self, channel, filter);
}
static int
tas3004_write_biquad_list( struct tas3004_data_t *self,
u_int filter_count,
u_int flags,
struct tas_biquad_ctrl_t *biquads)
{
int i;
int rc;
if (flags & TAS_BIQUAD_FAST_LOAD) tas3004_fast_load(self,1);
for (i=0; i<filter_count; i++) {
rc=tas3004_write_biquad(self,
biquads[i].channel,
biquads[i].filter,
&biquads[i].data);
if (rc < 0) break;
}
if (flags & TAS_BIQUAD_FAST_LOAD) tas3004_fast_load(self,0);
return rc;
}
static int
tas3004_read_biquad( struct tas3004_data_t *self,
u_int channel,
u_int filter,
union tas_biquad_t *biquad)
{
tas_shadow_t *shadow=self->super.shadow;
enum tas3004_reg_t reg;
if (channel >= TAS3004_BIQUAD_CHANNEL_COUNT ||
filter >= TAS3004_BIQUAD_FILTER_COUNT) return -EINVAL;
reg=( channel ? TAS3004_REG_RIGHT_BIQUAD0 : TAS3004_REG_LEFT_BIQUAD0 ) + filter;
biquad->coeff.b0=GET_4_20(shadow[reg], 0);
biquad->coeff.b1=GET_4_20(shadow[reg], 3);
biquad->coeff.b2=GET_4_20(shadow[reg], 6);
biquad->coeff.a1=GET_4_20(shadow[reg], 9);
biquad->coeff.a2=GET_4_20(shadow[reg],12);
return 0;
}
static int
tas3004_eq_rw( struct tas3004_data_t *self,
u_int cmd,
u_long arg)
{
int rc;
struct tas_biquad_ctrl_t biquad;
if (copy_from_user((void *)&biquad, (const void *)arg, sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
if (cmd & SIOC_IN) {
rc=tas3004_write_biquad(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
}
if (cmd & SIOC_OUT) {
rc=tas3004_read_biquad(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
if (copy_to_user((void *)arg, (const void *)&biquad, sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
}
return 0;
}
static int
tas3004_eq_list_rw( struct tas3004_data_t *self,
u_int cmd,
u_long arg)
{
int rc = 0;
int filter_count;
int flags;
int i,j;
char sync_required[TAS3004_BIQUAD_CHANNEL_COUNT][TAS3004_BIQUAD_FILTER_COUNT];
struct tas_biquad_ctrl_t biquad;
memset(sync_required,0,sizeof(sync_required));
if (copy_from_user((void *)&filter_count,
(const void *)arg + offsetof(struct tas_biquad_ctrl_list_t,filter_count),
sizeof(int))) {
return -EFAULT;
}
if (copy_from_user((void *)&flags,
(const void *)arg + offsetof(struct tas_biquad_ctrl_list_t,flags),
sizeof(int))) {
return -EFAULT;
}
if (cmd & SIOC_IN) {
}
for (i=0; i < filter_count; i++) {
if (copy_from_user((void *)&biquad,
(const void *)arg + offsetof(struct tas_biquad_ctrl_list_t, biquads[i]),
sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
if (cmd & SIOC_IN) {
sync_required[biquad.channel][biquad.filter]=1;
rc=tas3004_write_biquad_shadow(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
}
if (cmd & SIOC_OUT) {
rc=tas3004_read_biquad(self, biquad.channel, biquad.filter, &biquad.data);
if (rc != 0) return rc;
if (copy_to_user((void *)arg + offsetof(struct tas_biquad_ctrl_list_t, biquads[i]),
(const void *)&biquad,
sizeof(struct tas_biquad_ctrl_t))) {
return -EFAULT;
}
}
}
if (cmd & SIOC_IN) {
/*
* This is OK for the tas3004. For the
* tas3001c, going into fast load mode causes
* the treble and bass to be reset to 0dB, and
* volume controls to be muted.
*/
if (flags & TAS_BIQUAD_FAST_LOAD) tas3004_fast_load(self,1);
for (i=0; i<TAS3004_BIQUAD_CHANNEL_COUNT; i++) {
for (j=0; j<TAS3004_BIQUAD_FILTER_COUNT; j++) {
if (sync_required[i][j]) {
rc=tas3004_sync_biquad(self, i, j);
if (rc < 0) goto out;
}
}
}
out:
if (flags & TAS_BIQUAD_FAST_LOAD)
tas3004_fast_load(self,0);
}
return rc;
}
static int
tas3004_update_drce( struct tas3004_data_t *self,
int flags,
struct tas_drce_t *drce)
{
tas_shadow_t *shadow;
int i;
shadow=self->super.shadow;
if (flags & TAS_DRCE_ABOVE_RATIO) {
self->drce_state.above.expand = drce->above.expand;
if (drce->above.val == (1<<8)) {
self->drce_state.above.val = 1<<8;
shadow[TAS3004_REG_DRC][0] = 0x02;
} else if (drce->above.expand) {
i=above_threshold_expansion_index(drce->above.val);
self->drce_state.above.val=above_threshold_expansion_ratio[i];
shadow[TAS3004_REG_DRC][0] = 0x0a + (i<<3);
} else {
i=above_threshold_compression_index(drce->above.val);
self->drce_state.above.val=above_threshold_compression_ratio[i];
shadow[TAS3004_REG_DRC][0] = 0x08 + (i<<3);
}
}
if (flags & TAS_DRCE_BELOW_RATIO) {
self->drce_state.below.expand = drce->below.expand;
if (drce->below.val == (1<<8)) {
self->drce_state.below.val = 1<<8;
shadow[TAS3004_REG_DRC][1] = 0x02;
} else if (drce->below.expand) {
i=below_threshold_expansion_index(drce->below.val);
self->drce_state.below.val=below_threshold_expansion_ratio[i];
shadow[TAS3004_REG_DRC][1] = 0x08 + (i<<3);
} else {
i=below_threshold_compression_index(drce->below.val);
self->drce_state.below.val=below_threshold_compression_ratio[i];
shadow[TAS3004_REG_DRC][1] = 0x0a + (i<<3);
}
}
if (flags & TAS_DRCE_THRESHOLD) {
self->drce_state.threshold=quantize_db(drce->threshold);
shadow[TAS3004_REG_DRC][2] = db_to_regval(self->drce_state.threshold);
}
if (flags & TAS_DRCE_ENERGY) {
i=time_index(drce->energy);
self->drce_state.energy=time_constants[i];
shadow[TAS3004_REG_DRC][3] = 0x40 + (i<<4);
}
if (flags & TAS_DRCE_ATTACK) {
i=time_index(drce->attack);
self->drce_state.attack=time_constants[i];
shadow[TAS3004_REG_DRC][4] = 0x40 + (i<<4);
}
if (flags & TAS_DRCE_DECAY) {
i=time_index(drce->decay);
self->drce_state.decay=time_constants[i];
shadow[TAS3004_REG_DRC][5] = 0x40 + (i<<4);
}
if (flags & TAS_DRCE_ENABLE) {
self->drce_state.enable = drce->enable;
}
if (!self->drce_state.enable) {
shadow[TAS3004_REG_DRC][0] |= 0x01;
}
#ifdef DEBUG_DRCE
printk("DRCE: set [ ENABLE:%x ABOVE:%x/%x BELOW:%x/%x THRESH:%x ENERGY:%x ATTACK:%x DECAY:%x\n",
self->drce_state.enable,
self->drce_state.above.expand,self->drce_state.above.val,
self->drce_state.below.expand,self->drce_state.below.val,
self->drce_state.threshold,
self->drce_state.energy,
self->drce_state.attack,
self->drce_state.decay);
printk("DRCE: reg [ %02x %02x %02x %02x %02x %02x ]\n",
(unsigned char)shadow[TAS3004_REG_DRC][0],
(unsigned char)shadow[TAS3004_REG_DRC][1],
(unsigned char)shadow[TAS3004_REG_DRC][2],
(unsigned char)shadow[TAS3004_REG_DRC][3],
(unsigned char)shadow[TAS3004_REG_DRC][4],
(unsigned char)shadow[TAS3004_REG_DRC][5]);
#endif
return tas3004_sync_register(self, TAS3004_REG_DRC);
}
static int
tas3004_drce_rw( struct tas3004_data_t *self,
u_int cmd,
u_long arg)
{
int rc;
struct tas_drce_ctrl_t drce_ctrl;
if (copy_from_user((void *)&drce_ctrl,
(const void *)arg,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
#ifdef DEBUG_DRCE
printk("DRCE: input [ FLAGS:%x ENABLE:%x ABOVE:%x/%x BELOW:%x/%x THRESH:%x ENERGY:%x ATTACK:%x DECAY:%x\n",
drce_ctrl.flags,
drce_ctrl.data.enable,
drce_ctrl.data.above.expand,drce_ctrl.data.above.val,
drce_ctrl.data.below.expand,drce_ctrl.data.below.val,
drce_ctrl.data.threshold,
drce_ctrl.data.energy,
drce_ctrl.data.attack,
drce_ctrl.data.decay);
#endif
if (cmd & SIOC_IN) {
rc = tas3004_update_drce(self, drce_ctrl.flags, &drce_ctrl.data);
if (rc < 0) return rc;
}
if (cmd & SIOC_OUT) {
if (drce_ctrl.flags & TAS_DRCE_ENABLE)
drce_ctrl.data.enable = self->drce_state.enable;
if (drce_ctrl.flags & TAS_DRCE_ABOVE_RATIO)
drce_ctrl.data.above = self->drce_state.above;
if (drce_ctrl.flags & TAS_DRCE_BELOW_RATIO)
drce_ctrl.data.below = self->drce_state.below;
if (drce_ctrl.flags & TAS_DRCE_THRESHOLD)
drce_ctrl.data.threshold = self->drce_state.threshold;
if (drce_ctrl.flags & TAS_DRCE_ENERGY)
drce_ctrl.data.energy = self->drce_state.energy;
if (drce_ctrl.flags & TAS_DRCE_ATTACK)
drce_ctrl.data.attack = self->drce_state.attack;
if (drce_ctrl.flags & TAS_DRCE_DECAY)
drce_ctrl.data.decay = self->drce_state.decay;
if (copy_to_user((void *)arg,
(const void *)&drce_ctrl,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
}
return 0;
}
static void
tas3004_update_device_parameters(struct tas3004_data_t *self)
{
char data;
int i;
if (!self) return;
if (self->output_id == TAS_OUTPUT_HEADPHONES) {
/* turn on allPass when headphones are plugged in */
data = 0x02;
} else {
data = 0x00;
}
tas3004_write_register(self, TAS3004_REG_MCR2, &data, WRITE_NORMAL | FORCE_WRITE);
for (i=0; tas3004_eq_prefs[i]; i++) {
struct tas_eq_pref_t *eq = tas3004_eq_prefs[i];
if (eq->device_id == self->device_id &&
(eq->output_id == 0 || eq->output_id == self->output_id) &&
(eq->speaker_id == 0 || eq->speaker_id == self->speaker_id)) {
tas3004_update_drce(self, TAS_DRCE_ALL, eq->drce);
tas3004_write_biquad_list(self, eq->filter_count, TAS_BIQUAD_FAST_LOAD, eq->biquads);
break;
}
}
}
static void
tas3004_device_change_handler(void *self)
{
if (!self) return;
tas3004_update_device_parameters((struct tas3004_data_t *)self);
}
static struct work_struct device_change;
static int
tas3004_output_device_change( struct tas3004_data_t *self,
int device_id,
int output_id,
int speaker_id)
{
self->device_id=device_id;
self->output_id=output_id;
self->speaker_id=speaker_id;
schedule_work(&device_change);
return 0;
}
static int
tas3004_device_ioctl( struct tas3004_data_t *self,
u_int cmd,
u_long arg)
{
switch (cmd) {
case TAS_READ_EQ:
case TAS_WRITE_EQ:
return tas3004_eq_rw(self, cmd, arg);
case TAS_READ_EQ_LIST:
case TAS_WRITE_EQ_LIST:
return tas3004_eq_list_rw(self, cmd, arg);
case TAS_READ_EQ_FILTER_COUNT:
put_user(TAS3004_BIQUAD_FILTER_COUNT, (uint *)(arg));
return 0;
case TAS_READ_EQ_CHANNEL_COUNT:
put_user(TAS3004_BIQUAD_CHANNEL_COUNT, (uint *)(arg));
return 0;
case TAS_READ_DRCE:
case TAS_WRITE_DRCE:
return tas3004_drce_rw(self, cmd, arg);
case TAS_READ_DRCE_CAPS:
put_user(TAS_DRCE_ENABLE |
TAS_DRCE_ABOVE_RATIO |
TAS_DRCE_BELOW_RATIO |
TAS_DRCE_THRESHOLD |
TAS_DRCE_ENERGY |
TAS_DRCE_ATTACK |
TAS_DRCE_DECAY,
(uint *)(arg));
return 0;
case TAS_READ_DRCE_MIN:
case TAS_READ_DRCE_MAX: {
struct tas_drce_ctrl_t drce_ctrl;
const struct tas_drce_t *drce_copy;
if (copy_from_user((void *)&drce_ctrl,
(const void *)arg,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
if (cmd == TAS_READ_DRCE_MIN) {
drce_copy=&tas3004_drce_min;
} else {
drce_copy=&tas3004_drce_max;
}
if (drce_ctrl.flags & TAS_DRCE_ABOVE_RATIO) {
drce_ctrl.data.above=drce_copy->above;
}
if (drce_ctrl.flags & TAS_DRCE_BELOW_RATIO) {
drce_ctrl.data.below=drce_copy->below;
}
if (drce_ctrl.flags & TAS_DRCE_THRESHOLD) {
drce_ctrl.data.threshold=drce_copy->threshold;
}
if (drce_ctrl.flags & TAS_DRCE_ENERGY) {
drce_ctrl.data.energy=drce_copy->energy;
}
if (drce_ctrl.flags & TAS_DRCE_ATTACK) {
drce_ctrl.data.attack=drce_copy->attack;
}
if (drce_ctrl.flags & TAS_DRCE_DECAY) {
drce_ctrl.data.decay=drce_copy->decay;
}
if (copy_to_user((void *)arg,
(const void *)&drce_ctrl,
sizeof(struct tas_drce_ctrl_t))) {
return -EFAULT;
}
}
}
return -EINVAL;
}
static int
tas3004_init_mixer(struct tas3004_data_t *self)
{
unsigned char mcr = (1<<6)+(2<<4)+(2<<2);
/* Make sure something answers on the i2c bus */
if (tas3004_write_register(self, TAS3004_REG_MCR, &mcr,
WRITE_NORMAL | FORCE_WRITE) < 0)
return -1;
tas3004_fast_load(self, 1);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD0);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD1);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD2);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD3);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD4);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD5);
(void)tas3004_sync_register(self,TAS3004_REG_RIGHT_BIQUAD6);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD0);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD1);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD2);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD3);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD4);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD5);
(void)tas3004_sync_register(self,TAS3004_REG_LEFT_BIQUAD6);
tas3004_sync_register(self, TAS3004_REG_DRC);
tas3004_sync_register(self, TAS3004_REG_MCR2);
tas3004_fast_load(self, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_VOLUME, VOL_DEFAULT<<8 | VOL_DEFAULT);
tas3004_set_mixer_level(self, SOUND_MIXER_PCM, INPUT_DEFAULT<<8 | INPUT_DEFAULT);
tas3004_set_mixer_level(self, SOUND_MIXER_ALTPCM, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_IMIX, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_BASS, BASS_DEFAULT);
tas3004_set_mixer_level(self, SOUND_MIXER_TREBLE, TREBLE_DEFAULT);
return 0;
}
static int
tas3004_uninit_mixer(struct tas3004_data_t *self)
{
tas3004_set_mixer_level(self, SOUND_MIXER_VOLUME, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_PCM, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_ALTPCM, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_IMIX, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_BASS, 0);
tas3004_set_mixer_level(self, SOUND_MIXER_TREBLE, 0);
return 0;
}
static int
tas3004_init(struct i2c_client *client)
{
struct tas3004_data_t *self;
size_t sz = sizeof(*self) + (TAS3004_REG_MAX*sizeof(tas_shadow_t));
char drce_init[] = { 0x69, 0x22, 0x9f, 0xb0, 0x60, 0xa0 };
char mcr2 = 0;
int i, j;
self = kmalloc(sz, GFP_KERNEL);
if (!self)
return -ENOMEM;
memset(self, 0, sz);
self->super.client = client;
self->super.shadow = (tas_shadow_t *)(self+1);
self->output_id = TAS_OUTPUT_HEADPHONES;
dev_set_drvdata(&client->dev, self);
for (i = 0; i < TAS3004_BIQUAD_CHANNEL_COUNT; i++)
for (j = 0; j<TAS3004_BIQUAD_FILTER_COUNT; j++)
tas3004_write_biquad_shadow(self, i, j,
&tas3004_eq_unity);
tas3004_write_register(self, TAS3004_REG_MCR2, &mcr2, WRITE_SHADOW);
tas3004_write_register(self, TAS3004_REG_DRC, drce_init, WRITE_SHADOW);
INIT_WORK(&device_change, tas3004_device_change_handler, self);
return 0;
}
static void
tas3004_uninit(struct tas3004_data_t *self)
{
tas3004_uninit_mixer(self);
kfree(self);
}
struct tas_driver_hooks_t tas3004_hooks = {
.init = (tas_hook_init_t)tas3004_init,
.post_init = (tas_hook_post_init_t)tas3004_init_mixer,
.uninit = (tas_hook_uninit_t)tas3004_uninit,
.get_mixer_level = (tas_hook_get_mixer_level_t)tas3004_get_mixer_level,
.set_mixer_level = (tas_hook_set_mixer_level_t)tas3004_set_mixer_level,
.enter_sleep = (tas_hook_enter_sleep_t)tas3004_enter_sleep,
.leave_sleep = (tas_hook_leave_sleep_t)tas3004_leave_sleep,
.supported_mixers = (tas_hook_supported_mixers_t)tas3004_supported_mixers,
.mixer_is_stereo = (tas_hook_mixer_is_stereo_t)tas3004_mixer_is_stereo,
.stereo_mixers = (tas_hook_stereo_mixers_t)tas3004_stereo_mixers,
.output_device_change = (tas_hook_output_device_change_t)tas3004_output_device_change,
.device_ioctl = (tas_hook_device_ioctl_t)tas3004_device_ioctl
};
sound/oss/dmasound/tas3004.h 0 → 100644
View file @ 3f250722
/*
* Header file for the i2c/i2s based TA3004 sound chip used
* on some Apple hardware. Also known as "tumbler".
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
* Written by Christopher C. Chimelis <chris@debian.org>
*/
#ifndef _TAS3004_H_
#define _TAS3004_H_
#include <linux/types.h>
#include "tas_common.h"
#include "tas_eq_prefs.h"
/*
* Macros that correspond to the registers that we write to
* when setting the various values.
*/
#define TAS3004_VERSION "0.3"
#define TAS3004_DATE "20011214"
#define I2C_DRIVERNAME_TAS3004 "TAS3004 driver V " TAS3004_VERSION
#define I2C_DRIVERID_TAS3004 (I2C_DRIVERID_TAS_BASE+1)
extern struct tas_driver_hooks_t tas3004_hooks;
extern struct tas_gain_t tas3004_gain;
extern struct tas_eq_pref_t *tas3004_eq_prefs[];
enum tas3004_reg_t {
TAS3004_REG_MCR = 0x01,
TAS3004_REG_DRC = 0x02,
TAS3004_REG_VOLUME = 0x04,
TAS3004_REG_TREBLE = 0x05,
TAS3004_REG_BASS = 0x06,
TAS3004_REG_LEFT_MIXER = 0x07,
TAS3004_REG_RIGHT_MIXER = 0x08,
TAS3004_REG_LEFT_BIQUAD0 = 0x0a,
TAS3004_REG_LEFT_BIQUAD1 = 0x0b,
TAS3004_REG_LEFT_BIQUAD2 = 0x0c,
TAS3004_REG_LEFT_BIQUAD3 = 0x0d,
TAS3004_REG_LEFT_BIQUAD4 = 0x0e,
TAS3004_REG_LEFT_BIQUAD5 = 0x0f,
TAS3004_REG_LEFT_BIQUAD6 = 0x10,
TAS3004_REG_RIGHT_BIQUAD0 = 0x13,
TAS3004_REG_RIGHT_BIQUAD1 = 0x14,
TAS3004_REG_RIGHT_BIQUAD2 = 0x15,
TAS3004_REG_RIGHT_BIQUAD3 = 0x16,
TAS3004_REG_RIGHT_BIQUAD4 = 0x17,
TAS3004_REG_RIGHT_BIQUAD5 = 0x18,
TAS3004_REG_RIGHT_BIQUAD6 = 0x19,
TAS3004_REG_LEFT_LOUD_BIQUAD = 0x21,
TAS3004_REG_RIGHT_LOUD_BIQUAD = 0x22,
TAS3004_REG_LEFT_LOUD_BIQUAD_GAIN = 0x23,
TAS3004_REG_RIGHT_LOUD_BIQUAD_GAIN = 0x24,
TAS3004_REG_TEST = 0x29,
TAS3004_REG_ANALOG_CTRL = 0x40,
TAS3004_REG_TEST1 = 0x41,
TAS3004_REG_TEST2 = 0x42,
TAS3004_REG_MCR2 = 0x43,
TAS3004_REG_MAX = 0x44
};
#endif /* _TAS3004_H_ */
sound/oss/dmasound/tas3004_tables.c 0 → 100644
View file @ 3f250722
#include "tas3004.h"
#include "tas_eq_prefs.h"
static struct tas_drce_t eqp_17_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -19.12 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_17_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0fd0d4, 0xe05e56, 0x0fd0d4, 0xe05ee1, 0x0fa234 } } },
{ channel: 0, filter: 1, data: { coeff: { 0x0910d7, 0x088e1a, 0x030651, 0x01dcb1, 0x02c892 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0ff895, 0xe0970b, 0x0f7f00, 0xe0970b, 0x0f7795 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0fd1c4, 0xe1ac22, 0x0ec8cf, 0xe1ac22, 0x0e9a94 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x0f7c1c, 0xe3cc03, 0x0df786, 0xe3cc03, 0x0d73a2 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x11fb92, 0xf5a1a0, 0x073cd2, 0xf5a1a0, 0x093865 } } },
{ channel: 0, filter: 6, data: { coeff: { 0x0e17a9, 0x068b6c, 0x08a0e5, 0x068b6c, 0x06b88e } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0fd0d4, 0xe05e56, 0x0fd0d4, 0xe05ee1, 0x0fa234 } } },
{ channel: 1, filter: 1, data: { coeff: { 0x0910d7, 0x088e1a, 0x030651, 0x01dcb1, 0x02c892 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0ff895, 0xe0970b, 0x0f7f00, 0xe0970b, 0x0f7795 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0fd1c4, 0xe1ac22, 0x0ec8cf, 0xe1ac22, 0x0e9a94 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x0f7c1c, 0xe3cc03, 0x0df786, 0xe3cc03, 0x0d73a2 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x11fb92, 0xf5a1a0, 0x073cd2, 0xf5a1a0, 0x093865 } } },
{ channel: 1, filter: 6, data: { coeff: { 0x0e17a9, 0x068b6c, 0x08a0e5, 0x068b6c, 0x06b88e } } }
};
static struct tas_eq_pref_t eqp_17_1_0 = {
sample_rate: 44100,
device_id: 0x17,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_17_1_0_drce,
filter_count: 14,
biquads: eqp_17_1_0_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_18_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -13.14 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_18_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0f5514, 0xe155d7, 0x0f5514, 0xe15cfa, 0x0eb14b } } },
{ channel: 0, filter: 1, data: { coeff: { 0x06ec33, 0x02abe3, 0x015eef, 0xf764d9, 0x03922d } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0ef5f2, 0xe67d1f, 0x0bcf37, 0xe67d1f, 0x0ac529 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0db050, 0xe5be4d, 0x0d0c78, 0xe5be4d, 0x0abcc8 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x0f1298, 0xe64ec6, 0x0cc03e, 0xe64ec6, 0x0bd2d7 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0c641a, 0x06537a, 0x08d155, 0x06537a, 0x053570 } } },
{ channel: 0, filter: 6, data: { coeff: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0f5514, 0xe155d7, 0x0f5514, 0xe15cfa, 0x0eb14b } } },
{ channel: 1, filter: 1, data: { coeff: { 0x06ec33, 0x02abe3, 0x015eef, 0xf764d9, 0x03922d } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0ef5f2, 0xe67d1f, 0x0bcf37, 0xe67d1f, 0x0ac529 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0db050, 0xe5be4d, 0x0d0c78, 0xe5be4d, 0x0abcc8 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x0f1298, 0xe64ec6, 0x0cc03e, 0xe64ec6, 0x0bd2d7 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0c641a, 0x06537a, 0x08d155, 0x06537a, 0x053570 } } },
{ channel: 1, filter: 6, data: { coeff: { 0x100000, 0x000000, 0x000000, 0x000000, 0x000000 } } }
};
static struct tas_eq_pref_t eqp_18_1_0 = {
sample_rate: 44100,
device_id: 0x18,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_18_1_0_drce,
filter_count: 14,
biquads: eqp_18_1_0_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_1a_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -10.75 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_1a_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0fb8fd, 0xe08e04, 0x0fb8fd, 0xe08f40, 0x0f7336 } } },
{ channel: 0, filter: 1, data: { coeff: { 0x06371d, 0x0c6e3a, 0x06371d, 0x05bfd3, 0x031ca2 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0fa1c0, 0xe18692, 0x0f030e, 0xe18692, 0x0ea4ce } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0fe495, 0xe17eff, 0x0f0452, 0xe17eff, 0x0ee8e7 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x100857, 0xe7e71c, 0x0e9599, 0xe7e71c, 0x0e9df1 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0fb26e, 0x06a82c, 0x0db2b4, 0x06a82c, 0x0d6522 } } },
{ channel: 0, filter: 6, data: { coeff: { 0x11419d, 0xf06cbf, 0x0a4f6e, 0xf06cbf, 0x0b910c } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0fb8fd, 0xe08e04, 0x0fb8fd, 0xe08f40, 0x0f7336 } } },
{ channel: 1, filter: 1, data: { coeff: { 0x06371d, 0x0c6e3a, 0x06371d, 0x05bfd3, 0x031ca2 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0fa1c0, 0xe18692, 0x0f030e, 0xe18692, 0x0ea4ce } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0fe495, 0xe17eff, 0x0f0452, 0xe17eff, 0x0ee8e7 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x100857, 0xe7e71c, 0x0e9599, 0xe7e71c, 0x0e9df1 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0fb26e, 0x06a82c, 0x0db2b4, 0x06a82c, 0x0d6522 } } },
{ channel: 1, filter: 6, data: { coeff: { 0x11419d, 0xf06cbf, 0x0a4f6e, 0xf06cbf, 0x0b910c } } }
};
static struct tas_eq_pref_t eqp_1a_1_0 = {
sample_rate: 44100,
device_id: 0x1a,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_1a_1_0_drce,
filter_count: 14,
biquads: eqp_1a_1_0_biquads
};
/* ======================================================================== */
static struct tas_drce_t eqp_1c_1_0_drce={
enable: 1,
above: { val: 3.0 * (1<<8), expand: 0 },
below: { val: 1.0 * (1<<8), expand: 0 },
threshold: -14.34 * (1<<8),
energy: 2.4 * (1<<12),
attack: 0.013 * (1<<12),
decay: 0.212 * (1<<12),
};
static struct tas_biquad_ctrl_t eqp_1c_1_0_biquads[]={
{ channel: 0, filter: 0, data: { coeff: { 0x0f4f95, 0xe160d4, 0x0f4f95, 0xe1686e, 0x0ea6c5 } } },
{ channel: 0, filter: 1, data: { coeff: { 0x066b92, 0x0290d4, 0x0148a0, 0xf6853f, 0x03bfc7 } } },
{ channel: 0, filter: 2, data: { coeff: { 0x0f57dc, 0xe51c91, 0x0dd1cb, 0xe51c91, 0x0d29a8 } } },
{ channel: 0, filter: 3, data: { coeff: { 0x0df1cb, 0xe4fa84, 0x0d7cdc, 0xe4fa84, 0x0b6ea7 } } },
{ channel: 0, filter: 4, data: { coeff: { 0x0eba36, 0xe6aa48, 0x0b9f52, 0xe6aa48, 0x0a5989 } } },
{ channel: 0, filter: 5, data: { coeff: { 0x0caf02, 0x05ef9d, 0x084beb, 0x05ef9d, 0x04faee } } },
{ channel: 0, filter: 6, data: { coeff: { 0x0fc686, 0xe22947, 0x0e4b5d, 0xe22947, 0x0e11e4 } } },
{ channel: 1, filter: 0, data: { coeff: { 0x0f4f95, 0xe160d4, 0x0f4f95, 0xe1686e, 0x0ea6c5 } } },
{ channel: 1, filter: 1, data: { coeff: { 0x066b92, 0x0290d4, 0x0148a0, 0xf6853f, 0x03bfc7 } } },
{ channel: 1, filter: 2, data: { coeff: { 0x0f57dc, 0xe51c91, 0x0dd1cb, 0xe51c91, 0x0d29a8 } } },
{ channel: 1, filter: 3, data: { coeff: { 0x0df1cb, 0xe4fa84, 0x0d7cdc, 0xe4fa84, 0x0b6ea7 } } },
{ channel: 1, filter: 4, data: { coeff: { 0x0eba36, 0xe6aa48, 0x0b9f52, 0xe6aa48, 0x0a5989 } } },
{ channel: 1, filter: 5, data: { coeff: { 0x0caf02, 0x05ef9d, 0x084beb, 0x05ef9d, 0x04faee } } },
{ channel: 1, filter: 6, data: { coeff: { 0x0fc686, 0xe22947, 0x0e4b5d, 0xe22947, 0x0e11e4 } } }
};
static struct tas_eq_pref_t eqp_1c_1_0 = {
sample_rate: 44100,
device_id: 0x1c,
output_id: TAS_OUTPUT_INTERNAL_SPKR,
speaker_id: 0x00,
drce: &eqp_1c_1_0_drce,
filter_count: 14,
biquads: eqp_1c_1_0_biquads
};
/* ======================================================================== */
static uint tas3004_master_tab[]={
0x0, 0x75, 0x9c, 0xbb,
0xdb, 0xfb, 0x11e, 0x143,
0x16b, 0x196, 0x1c3, 0x1f5,
0x229, 0x263, 0x29f, 0x2e1,
0x328, 0x373, 0x3c5, 0x41b,
0x478, 0x4dc, 0x547, 0x5b8,
0x633, 0x6b5, 0x740, 0x7d5,
0x873, 0x91c, 0x9d2, 0xa92,
0xb5e, 0xc39, 0xd22, 0xe19,
0xf20, 0x1037, 0x1161, 0x129e,
0x13ed, 0x1551, 0x16ca, 0x185d,
0x1a08, 0x1bcc, 0x1dac, 0x1fa7,
0x21c1, 0x23fa, 0x2655, 0x28d6,
0x2b7c, 0x2e4a, 0x3141, 0x3464,
0x37b4, 0x3b35, 0x3ee9, 0x42d3,
0x46f6, 0x4b53, 0x4ff0, 0x54ce,
0x59f2, 0x5f5f, 0x6519, 0x6b24,
0x7183, 0x783c, 0x7f53, 0x86cc,
0x8ead, 0x96fa, 0x9fba, 0xa8f2,
0xb2a7, 0xbce1, 0xc7a5, 0xd2fa,
0xdee8, 0xeb75, 0xf8aa, 0x1068e,
0x1152a, 0x12487, 0x134ad, 0x145a5,
0x1577b, 0x16a37, 0x17df5, 0x192bd,
0x1a890, 0x1bf7b, 0x1d78d, 0x1f0d1,
0x20b55, 0x22727, 0x24456, 0x262f2,
0x2830b
};
static uint tas3004_mixer_tab[]={
0x0, 0x748, 0x9be, 0xbaf,
0xda4, 0xfb1, 0x11de, 0x1431,
0x16ad, 0x1959, 0x1c37, 0x1f4b,
0x2298, 0x2628, 0x29fb, 0x2e12,
0x327d, 0x3734, 0x3c47, 0x41b4,
0x4787, 0x4dbe, 0x546d, 0x5b86,
0x632e, 0x6b52, 0x7400, 0x7d54,
0x873b, 0x91c6, 0x9d1a, 0xa920,
0xb5e5, 0xc38c, 0xd21b, 0xe18f,
0xf1f5, 0x1036a, 0x1160f, 0x129d6,
0x13ed0, 0x1550c, 0x16ca0, 0x185c9,
0x1a07b, 0x1bcc3, 0x1dab9, 0x1fa75,
0x21c0f, 0x23fa3, 0x26552, 0x28d64,
0x2b7c9, 0x2e4a2, 0x31411, 0x3463b,
0x37b44, 0x3b353, 0x3ee94, 0x42d30,
0x46f55, 0x4b533, 0x4fefc, 0x54ce5,
0x59f25, 0x5f5f6, 0x65193, 0x6b23c,
0x71835, 0x783c3, 0x7f52c, 0x86cc0,
0x8eacc, 0x96fa5, 0x9fba0, 0xa8f1a,
0xb2a71, 0xbce0a, 0xc7a4a, 0xd2fa0,
0xdee7b, 0xeb752, 0xf8a9f, 0x1068e4,
0x1152a3, 0x12486a, 0x134ac8, 0x145a55,
0x1577ac, 0x16a370, 0x17df51, 0x192bc2,
0x1a88f8, 0x1bf7b7, 0x1d78c9, 0x1f0d04,
0x20b542, 0x227268, 0x244564, 0x262f26,
0x2830af
};
static uint tas3004_treble_tab[]={
0x96, 0x95, 0x95, 0x94,
0x93, 0x92, 0x92, 0x91,
0x90, 0x90, 0x8f, 0x8e,
0x8d, 0x8d, 0x8c, 0x8b,
0x8a, 0x8a, 0x89, 0x88,
0x88, 0x87, 0x86, 0x85,
0x85, 0x84, 0x83, 0x83,
0x82, 0x81, 0x80, 0x80,
0x7f, 0x7e, 0x7e, 0x7d,
0x7c, 0x7b, 0x7b, 0x7a,
0x79, 0x78, 0x78, 0x77,
0x76, 0x76, 0x75, 0x74,
0x73, 0x73, 0x72, 0x71,
0x71, 0x68, 0x45, 0x5b,
0x6d, 0x6c, 0x6b, 0x6a,
0x69, 0x68, 0x67, 0x66,
0x65, 0x63, 0x62, 0x62,
0x60, 0x5e, 0x5c, 0x5b,
0x59, 0x57, 0x55, 0x53,
0x52, 0x4f, 0x4d, 0x4a,
0x48, 0x46, 0x43, 0x40,
0x3d, 0x3a, 0x36, 0x33,
0x2f, 0x2c, 0x27, 0x23,
0x1f, 0x1a, 0x15, 0xf,
0x8, 0x5, 0x2, 0x1,
0x1
};
static uint tas3004_bass_tab[]={
0x96, 0x95, 0x95, 0x94,
0x93, 0x92, 0x92, 0x91,
0x90, 0x90, 0x8f, 0x8e,
0x8d, 0x8d, 0x8c, 0x8b,
0x8a, 0x8a, 0x89, 0x88,
0x88, 0x87, 0x86, 0x85,
0x85, 0x84, 0x83, 0x83,
0x82, 0x81, 0x80, 0x80,
0x7f, 0x7e, 0x7e, 0x7d,
0x7c, 0x7b, 0x7b, 0x7a,
0x79, 0x78, 0x78, 0x77,
0x76, 0x76, 0x75, 0x74,
0x73, 0x73, 0x72, 0x71,
0x70, 0x6f, 0x6e, 0x6d,
0x6c, 0x6b, 0x6a, 0x6a,
0x69, 0x67, 0x66, 0x66,
0x65, 0x63, 0x62, 0x62,
0x61, 0x60, 0x5e, 0x5d,
0x5b, 0x59, 0x57, 0x55,
0x53, 0x51, 0x4f, 0x4c,
0x4a, 0x48, 0x46, 0x44,
0x41, 0x3e, 0x3b, 0x38,
0x36, 0x33, 0x2f, 0x2b,
0x28, 0x24, 0x20, 0x1c,
0x17, 0x12, 0xd, 0x7,
0x1
};
struct tas_gain_t tas3004_gain={
master: tas3004_master_tab,
treble: tas3004_treble_tab,
bass: tas3004_bass_tab,
mixer: tas3004_mixer_tab
};
struct tas_eq_pref_t *tas3004_eq_prefs[]={
&eqp_17_1_0,
&eqp_18_1_0,
&eqp_1a_1_0,
&eqp_1c_1_0,
NULL
};
sound/oss/dmasound/tas_common.c 0 → 100644
View file @ 3f250722
#include <linux/version.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/sysctl.h>
#include <linux/types.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/soundcard.h>
#include <asm/uaccess.h>
#include <asm/errno.h>
#include <asm/io.h>
#include <asm/prom.h>
#include "tas_common.h"
#define CALL0(proc) \
do { \
struct tas_data_t *self; \
if (!tas_client || driver_hooks == NULL) \
return -1; \
self = dev_get_drvdata(&tas_client->dev); \
if (driver_hooks->proc) \
return driver_hooks->proc(self); \
else \
return -EINVAL; \
} while (0)
#define CALL(proc,arg...) \
do { \
struct tas_data_t *self; \
if (!tas_client || driver_hooks == NULL) \
return -1; \
self = dev_get_drvdata(&tas_client->dev); \
if (driver_hooks->proc) \
return driver_hooks->proc(self, ## arg); \
else \
return -EINVAL; \
} while (0)
static u8 tas_i2c_address = 0x34;
static struct i2c_client *tas_client;
static struct device_node* tas_node;
static int tas_attach_adapter(struct i2c_adapter *);
static int tas_detach_client(struct i2c_client *);
struct i2c_driver tas_driver = {
.owner = THIS_MODULE,
.name = "tas",
.flags = I2C_DF_NOTIFY,
.attach_adapter = tas_attach_adapter,
.detach_client = tas_detach_client,
};
struct tas_driver_hooks_t *driver_hooks;
int
tas_register_driver(struct tas_driver_hooks_t *hooks)
{
driver_hooks = hooks;
return 0;
}
int
tas_get_mixer_level(int mixer, uint *level)
{
CALL(get_mixer_level,mixer,level);
}
int
tas_set_mixer_level(int mixer,uint level)
{
CALL(set_mixer_level,mixer,level);
}
int
tas_enter_sleep(void)
{
CALL0(enter_sleep);
}
int
tas_leave_sleep(void)
{
CALL0(leave_sleep);
}
int
tas_supported_mixers(void)
{
CALL0(supported_mixers);
}
int
tas_mixer_is_stereo(int mixer)
{
CALL(mixer_is_stereo,mixer);
}
int
tas_stereo_mixers(void)
{
CALL0(stereo_mixers);
}
int
tas_output_device_change(int device_id,int layout_id,int speaker_id)
{
CALL(output_device_change,device_id,layout_id,speaker_id);
}
int
tas_device_ioctl(u_int cmd, u_long arg)
{
CALL(device_ioctl,cmd,arg);
}
int
tas_post_init(void)
{
CALL0(post_init);
}
static int
tas_detect_client(struct i2c_adapter *adapter, int address)
{
static const char *client_name = "tas Digital Equalizer";
struct i2c_client *new_client;
int rc = -ENODEV;
if (!driver_hooks) {
printk(KERN_ERR "tas_detect_client called with no hooks !\n");
return -ENODEV;
}
new_client = kmalloc(sizeof(*new_client), GFP_KERNEL);
if (!new_client)
return -ENOMEM;
memset(new_client, 0, sizeof(*new_client));
new_client->addr = address;
new_client->adapter = adapter;
new_client->driver = &tas_driver;
strlcpy(new_client->name, client_name, DEVICE_NAME_SIZE);
if (driver_hooks->init(new_client))
goto bail;
/* Tell the i2c layer a new client has arrived */
if (i2c_attach_client(new_client)) {
driver_hooks->uninit(dev_get_drvdata(&new_client->dev));
goto bail;
}
tas_client = new_client;
return 0;
bail:
tas_client = NULL;
kfree(new_client);
return rc;
}
static int
tas_attach_adapter(struct i2c_adapter *adapter)
{
if (!strncmp(adapter->name, "mac-io", 6))
return tas_detect_client(adapter, tas_i2c_address);
return 0;
}
static int
tas_detach_client(struct i2c_client *client)
{
if (client == tas_client) {
driver_hooks->uninit(dev_get_drvdata(&client->dev));
i2c_detach_client(client);
kfree(client);
}
return 0;
}
void
tas_cleanup(void)
{
i2c_del_driver(&tas_driver);
}
int __init
tas_init(int driver_id, const char *driver_name)
{
u32* paddr;
printk(KERN_INFO "tas driver [%s])\n", driver_name);
tas_node = find_devices("deq");
if (tas_node == NULL)
return -ENODEV;
paddr = (u32 *)get_property(tas_node, "i2c-address", NULL);
if (paddr) {
tas_i2c_address = (*paddr) >> 1;
printk(KERN_INFO "using i2c address: 0x%x from device-tree\n",
tas_i2c_address);
} else
printk(KERN_INFO "using i2c address: 0x%x (default)\n",
tas_i2c_address);
return i2c_add_driver(&tas_driver);
}
sound/oss/dmasound/tas_common.h 0 → 100644
View file @ 3f250722
#ifndef _TAS_COMMON_H_
#define _TAS_COMMON_H_
#include <linux/i2c.h>
#include <linux/soundcard.h>
#include <asm/string.h>
#define I2C_DRIVERID_TAS_BASE (0xFEBA)
#define SET_4_20(shadow, offset, val) \
do { \
(shadow)[(offset)+0] = ((val) >> 16) & 0xff; \
(shadow)[(offset)+1] = ((val) >> 8) & 0xff; \
(shadow)[(offset)+2] = ((val) >> 0) & 0xff; \
} while (0)
#define GET_4_20(shadow, offset) \
(((u_int)((shadow)[(offset)+0]) << 16) | \
((u_int)((shadow)[(offset)+1]) << 8) | \
((u_int)((shadow)[(offset)+2]) << 0))
#define TAS_BIQUAD_FAST_LOAD 0x01
#define TAS_DRCE_ENABLE 0x01
#define TAS_DRCE_ABOVE_RATIO 0x02
#define TAS_DRCE_BELOW_RATIO 0x04
#define TAS_DRCE_THRESHOLD 0x08
#define TAS_DRCE_ENERGY 0x10
#define TAS_DRCE_ATTACK 0x20
#define TAS_DRCE_DECAY 0x40
#define TAS_DRCE_ALL 0x7f
#define TAS_OUTPUT_HEADPHONES 0x00
#define TAS_OUTPUT_INTERNAL_SPKR 0x01
#define TAS_OUTPUT_EXTERNAL_SPKR 0x02
union tas_biquad_t {
struct {
int b0,b1,b2,a1,a2;
} coeff;
int buf[5];
};
struct tas_biquad_ctrl_t {
u_int channel:4;
u_int filter:4;
union tas_biquad_t data;
};
struct tas_biquad_ctrl_list_t {
int flags;
int filter_count;
struct tas_biquad_ctrl_t biquads[0];
};
struct tas_ratio_t {
unsigned short val; /* 8.8 */
unsigned short expand; /* 0 = compress, !0 = expand. */
};
struct tas_drce_t {
unsigned short enable;
struct tas_ratio_t above;
struct tas_ratio_t below;
short threshold; /* dB, 8.8 signed */
unsigned short energy; /* seconds, 4.12 unsigned */
unsigned short attack; /* seconds, 4.12 unsigned */
unsigned short decay; /* seconds, 4.12 unsigned */
};
struct tas_drce_ctrl_t {
uint flags;
struct tas_drce_t data;
};
struct tas_gain_t
{
unsigned int *master;
unsigned int *treble;
unsigned int *bass;
unsigned int *mixer;
};
typedef char tas_shadow_t[16];
struct tas_data_t
{
struct i2c_client *client;
tas_shadow_t *shadow;
uint mixer[SOUND_MIXER_NRDEVICES];
};
typedef int (*tas_hook_init_t)(struct i2c_client *);
typedef int (*tas_hook_post_init_t)(struct tas_data_t *);
typedef void (*tas_hook_uninit_t)(struct tas_data_t *);
typedef int (*tas_hook_get_mixer_level_t)(struct tas_data_t *,int,uint *);
typedef int (*tas_hook_set_mixer_level_t)(struct tas_data_t *,int,uint);
typedef int (*tas_hook_enter_sleep_t)(struct tas_data_t *);
typedef int (*tas_hook_leave_sleep_t)(struct tas_data_t *);
typedef int (*tas_hook_supported_mixers_t)(struct tas_data_t *);
typedef int (*tas_hook_mixer_is_stereo_t)(struct tas_data_t *,int);
typedef int (*tas_hook_stereo_mixers_t)(struct tas_data_t *);
typedef int (*tas_hook_output_device_change_t)(struct tas_data_t *,int,int,int);
typedef int (*tas_hook_device_ioctl_t)(struct tas_data_t *,u_int,u_long);
struct tas_driver_hooks_t {
/*
* All hardware initialisation must be performed in
* post_init(), as tas_dmasound_init() does a hardware reset.
*
* init() is called before tas_dmasound_init() so that
* ouput_device_change() is always called after i2c driver
* initialisation. The implication is that
* output_device_change() must cope with the fact that it
* may be called before post_init().
*/
tas_hook_init_t init;
tas_hook_post_init_t post_init;
tas_hook_uninit_t uninit;
tas_hook_get_mixer_level_t get_mixer_level;
tas_hook_set_mixer_level_t set_mixer_level;
tas_hook_enter_sleep_t enter_sleep;
tas_hook_leave_sleep_t leave_sleep;
tas_hook_supported_mixers_t supported_mixers;
tas_hook_mixer_is_stereo_t mixer_is_stereo;
tas_hook_stereo_mixers_t stereo_mixers;
tas_hook_output_device_change_t output_device_change;
tas_hook_device_ioctl_t device_ioctl;
};
enum tas_write_mode_t {
WRITE_HW = 0x01,
WRITE_SHADOW = 0x02,
WRITE_NORMAL = 0x03,
FORCE_WRITE = 0x04
};
static inline uint
tas_mono_to_stereo(uint mono)
{
mono &=0xff;
return mono | (mono<<8);
}
/*
* Todo: make these functions a bit more efficient !
*/
static inline int
tas_write_register( struct tas_data_t *self,
uint reg_num,
uint reg_width,
char *data,
uint write_mode)
{
int rc;
if (reg_width==0 || data==NULL || self==NULL)
return -EINVAL;
if (!(write_mode & FORCE_WRITE) &&
!memcmp(data,self->shadow[reg_num],reg_width))
return 0;
if (write_mode & WRITE_SHADOW)
memcpy(self->shadow[reg_num],data,reg_width);
if (write_mode & WRITE_HW) {
rc=i2c_smbus_write_block_data(self->client,
reg_num,
reg_width,
data);
if (rc < 0) {
printk("tas: I2C block write failed \n");
return rc;
}
}
return 0;
}
static inline int
tas_sync_register( struct tas_data_t *self,
uint reg_num,
uint reg_width)
{
int rc;
if (reg_width==0 || self==NULL)
return -EINVAL;
rc=i2c_smbus_write_block_data(self->client,
reg_num,
reg_width,
self->shadow[reg_num]);
if (rc < 0) {
printk("tas: I2C block write failed \n");
return rc;
}
return 0;
}
static inline int
tas_write_byte_register( struct tas_data_t *self,
uint reg_num,
char data,
uint write_mode)
{
if (self==NULL)
return -1;
if (!(write_mode & FORCE_WRITE) && data != self->shadow[reg_num][0])
return 0;
if (write_mode & WRITE_SHADOW)
self->shadow[reg_num][0]=data;
if (write_mode & WRITE_HW) {
if (i2c_smbus_write_byte_data(self->client, reg_num, data) < 0) {
printk("tas: I2C byte write failed \n");
return -1;
}
}
return 0;
}
static inline int
tas_sync_byte_register( struct tas_data_t *self,
uint reg_num,
uint reg_width)
{
if (reg_width==0 || self==NULL)
return -1;
if (i2c_smbus_write_byte_data(
self->client, reg_num, self->shadow[reg_num][0]) < 0) {
printk("tas: I2C byte write failed \n");
return -1;
}
return 0;
}
static inline int
tas_read_register( struct tas_data_t *self,
uint reg_num,
uint reg_width,
char *data)
{
if (reg_width==0 || data==NULL || self==NULL)
return -1;
memcpy(data,self->shadow[reg_num],reg_width);
return 0;
}
extern int tas_register_driver(struct tas_driver_hooks_t *hooks);
extern int tas_get_mixer_level(int mixer,uint *level);
extern int tas_set_mixer_level(int mixer,uint level);
extern int tas_enter_sleep(void);
extern int tas_leave_sleep(void);
extern int tas_supported_mixers(void);
extern int tas_mixer_is_stereo(int mixer);
extern int tas_stereo_mixers(void);
extern int tas_output_device_change(int,int,int);
extern int tas_device_ioctl(u_int, u_long);
extern void tas_cleanup(void);
extern int tas_init(int driver_id,const char *driver_name);
extern int tas_post_init(void);
#endif /* _TAS_COMMON_H_ */
/*
* Local Variables:
* tab-width: 8
* indent-tabs-mode: t
* c-basic-offset: 8
* End:
*/
sound/oss/dmasound/tas_eq_prefs.h 0 → 100644
View file @ 3f250722
#ifndef _TAS_EQ_PREFS_H_
#define _TAS_EQ_PREFS_H_
struct tas_eq_pref_t {
u_int sample_rate;
u_int device_id;
u_int output_id;
u_int speaker_id;
struct tas_drce_t *drce;
u_int filter_count;
struct tas_biquad_ctrl_t *biquads;
};
#endif /* _TAS_EQ_PREFS_H_ */
/*
* Local Variables:
* tab-width: 8
* indent-tabs-mode: t
* c-basic-offset: 8
* End:
*/
sound/oss/dmasound/tas_ioctl.h 0 → 100644
View file @ 3f250722
#ifndef _TAS_IOCTL_H_
#define _TAS_IOCTL_H_
#include <linux/i2c.h>
#include <linux/soundcard.h>
#define TAS_READ_EQ _SIOR('t',0,struct tas_biquad_ctrl_t)
#define TAS_WRITE_EQ _SIOW('t',0,struct tas_biquad_ctrl_t)
#define TAS_READ_EQ_LIST _SIOR('t',1,struct tas_biquad_ctrl_t)
#define TAS_WRITE_EQ_LIST _SIOW('t',1,struct tas_biquad_ctrl_t)
#define TAS_READ_EQ_FILTER_COUNT _SIOR('t',2,int)
#define TAS_READ_EQ_CHANNEL_COUNT _SIOR('t',3,int)
#define TAS_READ_DRCE _SIOR('t',4,struct tas_drce_ctrl_t)
#define TAS_WRITE_DRCE _SIOW('t',4,struct tas_drce_ctrl_t)
#define TAS_READ_DRCE_CAPS _SIOR('t',5,int)
#define TAS_READ_DRCE_MIN _SIOR('t',6,int)
#define TAS_READ_DRCE_MAX _SIOR('t',7,int)
#endif
sound/oss/dmasound/trans_16.c 0 → 100644
View file @ 3f250722
/*
* linux/drivers/sound/dmasound/trans_16.c
*
* 16 bit translation routines. Only used by Power mac at present.
*
* See linux/drivers/sound/dmasound/dmasound_core.c for copyright and
* history prior to 08/02/2001.
*
* 08/02/2001 Iain Sandoe
* split from dmasound_awacs.c
*/
#include <linux/soundcard.h>
#include <asm/uaccess.h>
#include "dmasound.h"
static short dmasound_alaw2dma16[] ;
static short dmasound_ulaw2dma16[] ;
static ssize_t pmac_ct_law(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ct_s8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ct_u8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ct_s16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ct_u16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ctx_law(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ctx_s8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ctx_u8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ctx_s16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ctx_u16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ct_s16_read(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
static ssize_t pmac_ct_u16_read(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft);
/*** Translations ************************************************************/
extern int expand_bal; /* Balance factor for expanding (not volume!) */
static int expand_data; /* Data for expanding */
static ssize_t pmac_ct_law(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
short *table = dmasound.soft.format == AFMT_MU_LAW
? dmasound_ulaw2dma16 : dmasound_alaw2dma16;
ssize_t count, used;
short *p = (short *) &frame[*frameUsed];
int val, stereo = dmasound.soft.stereo;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
u_char data;
if (get_user(data, userPtr++))
return -EFAULT;
val = table[data];
*p++ = val;
if (stereo) {
if (get_user(data, userPtr++))
return -EFAULT;
val = table[data];
}
*p++ = val;
count--;
}
*frameUsed += used * 4;
return stereo? used * 2: used;
}
static ssize_t pmac_ct_s8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
short *p = (short *) &frame[*frameUsed];
int val, stereo = dmasound.soft.stereo;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
u_char data;
if (get_user(data, userPtr++))
return -EFAULT;
val = data << 8;
*p++ = val;
if (stereo) {
if (get_user(data, userPtr++))
return -EFAULT;
val = data << 8;
}
*p++ = val;
count--;
}
*frameUsed += used * 4;
return stereo? used * 2: used;
}
static ssize_t pmac_ct_u8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
short *p = (short *) &frame[*frameUsed];
int val, stereo = dmasound.soft.stereo;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
u_char data;
if (get_user(data, userPtr++))
return -EFAULT;
val = (data ^ 0x80) << 8;
*p++ = val;
if (stereo) {
if (get_user(data, userPtr++))
return -EFAULT;
val = (data ^ 0x80) << 8;
}
*p++ = val;
count--;
}
*frameUsed += used * 4;
return stereo? used * 2: used;
}
static ssize_t pmac_ct_s16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
int stereo = dmasound.soft.stereo;
short *fp = (short *) &frame[*frameUsed];
frameLeft >>= 2;
userCount >>= (stereo? 2: 1);
used = count = min_t(unsigned long, userCount, frameLeft);
if (!stereo) {
short *up = (short *) userPtr;
while (count > 0) {
short data;
if (get_user(data, up++))
return -EFAULT;
*fp++ = data;
*fp++ = data;
count--;
}
} else {
if (copy_from_user(fp, userPtr, count * 4))
return -EFAULT;
}
*frameUsed += used * 4;
return stereo? used * 4: used * 2;
}
static ssize_t pmac_ct_u16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
int mask = (dmasound.soft.format == AFMT_U16_LE? 0x0080: 0x8000);
int stereo = dmasound.soft.stereo;
short *fp = (short *) &frame[*frameUsed];
short *up = (short *) userPtr;
frameLeft >>= 2;
userCount >>= (stereo? 2: 1);
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
short data;
if (get_user(data, up++))
return -EFAULT;
data ^= mask;
*fp++ = data;
if (stereo) {
if (get_user(data, up++))
return -EFAULT;
data ^= mask;
}
*fp++ = data;
count--;
}
*frameUsed += used * 4;
return stereo? used * 4: used * 2;
}
static ssize_t pmac_ctx_law(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
unsigned short *table = (unsigned short *)
(dmasound.soft.format == AFMT_MU_LAW
? dmasound_ulaw2dma16 : dmasound_alaw2dma16);
unsigned int data = expand_data;
unsigned int *p = (unsigned int *) &frame[*frameUsed];
int bal = expand_bal;
int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;
int utotal, ftotal;
int stereo = dmasound.soft.stereo;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
ftotal = frameLeft;
utotal = userCount;
while (frameLeft) {
u_char c;
if (bal < 0) {
if (userCount == 0)
break;
if (get_user(c, userPtr++))
return -EFAULT;
data = table[c];
if (stereo) {
if (get_user(c, userPtr++))
return -EFAULT;
data = (data << 16) + table[c];
} else
data = (data << 16) + data;
userCount--;
bal += hSpeed;
}
*p++ = data;
frameLeft--;
bal -= sSpeed;
}
expand_bal = bal;
expand_data = data;
*frameUsed += (ftotal - frameLeft) * 4;
utotal -= userCount;
return stereo? utotal * 2: utotal;
}
static ssize_t pmac_ctx_s8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
unsigned int *p = (unsigned int *) &frame[*frameUsed];
unsigned int data = expand_data;
int bal = expand_bal;
int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;
int stereo = dmasound.soft.stereo;
int utotal, ftotal;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
ftotal = frameLeft;
utotal = userCount;
while (frameLeft) {
u_char c;
if (bal < 0) {
if (userCount == 0)
break;
if (get_user(c, userPtr++))
return -EFAULT;
data = c << 8;
if (stereo) {
if (get_user(c, userPtr++))
return -EFAULT;
data = (data << 16) + (c << 8);
} else
data = (data << 16) + data;
userCount--;
bal += hSpeed;
}
*p++ = data;
frameLeft--;
bal -= sSpeed;
}
expand_bal = bal;
expand_data = data;
*frameUsed += (ftotal - frameLeft) * 4;
utotal -= userCount;
return stereo? utotal * 2: utotal;
}
static ssize_t pmac_ctx_u8(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
unsigned int *p = (unsigned int *) &frame[*frameUsed];
unsigned int data = expand_data;
int bal = expand_bal;
int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;
int stereo = dmasound.soft.stereo;
int utotal, ftotal;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
ftotal = frameLeft;
utotal = userCount;
while (frameLeft) {
u_char c;
if (bal < 0) {
if (userCount == 0)
break;
if (get_user(c, userPtr++))
return -EFAULT;
data = (c ^ 0x80) << 8;
if (stereo) {
if (get_user(c, userPtr++))
return -EFAULT;
data = (data << 16) + ((c ^ 0x80) << 8);
} else
data = (data << 16) + data;
userCount--;
bal += hSpeed;
}
*p++ = data;
frameLeft--;
bal -= sSpeed;
}
expand_bal = bal;
expand_data = data;
*frameUsed += (ftotal - frameLeft) * 4;
utotal -= userCount;
return stereo? utotal * 2: utotal;
}
static ssize_t pmac_ctx_s16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
unsigned int *p = (unsigned int *) &frame[*frameUsed];
unsigned int data = expand_data;
unsigned short *up = (unsigned short *) userPtr;
int bal = expand_bal;
int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;
int stereo = dmasound.soft.stereo;
int utotal, ftotal;
frameLeft >>= 2;
userCount >>= (stereo? 2: 1);
ftotal = frameLeft;
utotal = userCount;
while (frameLeft) {
unsigned short c;
if (bal < 0) {
if (userCount == 0)
break;
if (get_user(data, up++))
return -EFAULT;
if (stereo) {
if (get_user(c, up++))
return -EFAULT;
data = (data << 16) + c;
} else
data = (data << 16) + data;
userCount--;
bal += hSpeed;
}
*p++ = data;
frameLeft--;
bal -= sSpeed;
}
expand_bal = bal;
expand_data = data;
*frameUsed += (ftotal - frameLeft) * 4;
utotal -= userCount;
return stereo? utotal * 4: utotal * 2;
}
static ssize_t pmac_ctx_u16(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
int mask = (dmasound.soft.format == AFMT_U16_LE? 0x0080: 0x8000);
unsigned int *p = (unsigned int *) &frame[*frameUsed];
unsigned int data = expand_data;
unsigned short *up = (unsigned short *) userPtr;
int bal = expand_bal;
int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;
int stereo = dmasound.soft.stereo;
int utotal, ftotal;
frameLeft >>= 2;
userCount >>= (stereo? 2: 1);
ftotal = frameLeft;
utotal = userCount;
while (frameLeft) {
unsigned short c;
if (bal < 0) {
if (userCount == 0)
break;
if (get_user(data, up++))
return -EFAULT;
data ^= mask;
if (stereo) {
if (get_user(c, up++))
return -EFAULT;
data = (data << 16) + (c ^ mask);
} else
data = (data << 16) + data;
userCount--;
bal += hSpeed;
}
*p++ = data;
frameLeft--;
bal -= sSpeed;
}
expand_bal = bal;
expand_data = data;
*frameUsed += (ftotal - frameLeft) * 4;
utotal -= userCount;
return stereo? utotal * 4: utotal * 2;
}
/* data in routines... */
static ssize_t pmac_ct_s8_read(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
short *p = (short *) &frame[*frameUsed];
int val, stereo = dmasound.soft.stereo;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
u_char data;
val = *p++;
data = val >> 8;
if (put_user(data, (u_char *)userPtr++))
return -EFAULT;
if (stereo) {
val = *p;
data = val >> 8;
if (put_user(data, (u_char *)userPtr++))
return -EFAULT;
}
p++;
count--;
}
*frameUsed += used * 4;
return stereo? used * 2: used;
}
static ssize_t pmac_ct_u8_read(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
short *p = (short *) &frame[*frameUsed];
int val, stereo = dmasound.soft.stereo;
frameLeft >>= 2;
if (stereo)
userCount >>= 1;
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
u_char data;
val = *p++;
data = (val >> 8) ^ 0x80;
if (put_user(data, (u_char *)userPtr++))
return -EFAULT;
if (stereo) {
val = *p;
data = (val >> 8) ^ 0x80;
if (put_user(data, (u_char *)userPtr++))
return -EFAULT;
}
p++;
count--;
}
*frameUsed += used * 4;
return stereo? used * 2: used;
}
static ssize_t pmac_ct_s16_read(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
int stereo = dmasound.soft.stereo;
short *fp = (short *) &frame[*frameUsed];
frameLeft >>= 2;
userCount >>= (stereo? 2: 1);
used = count = min_t(unsigned long, userCount, frameLeft);
if (!stereo) {
short *up = (short *) userPtr;
while (count > 0) {
short data;
data = *fp;
if (put_user(data, up++))
return -EFAULT;
fp+=2;
count--;
}
} else {
if (copy_to_user((u_char *)userPtr, fp, count * 4))
return -EFAULT;
}
*frameUsed += used * 4;
return stereo? used * 4: used * 2;
}
static ssize_t pmac_ct_u16_read(const u_char *userPtr, size_t userCount,
u_char frame[], ssize_t *frameUsed,
ssize_t frameLeft)
{
ssize_t count, used;
int mask = (dmasound.soft.format == AFMT_U16_LE? 0x0080: 0x8000);
int stereo = dmasound.soft.stereo;
short *fp = (short *) &frame[*frameUsed];
short *up = (short *) userPtr;
frameLeft >>= 2;
userCount >>= (stereo? 2: 1);
used = count = min_t(unsigned long, userCount, frameLeft);
while (count > 0) {
int data;
data = *fp++;
data ^= mask;
if (put_user(data, up++))
return -EFAULT;
if (stereo) {
data = *fp;
data ^= mask;
if (put_user(data, up++))
return -EFAULT;
}
fp++;
count--;
}
*frameUsed += used * 4;
return stereo? used * 4: used * 2;
}
TRANS transAwacsNormal = {
ct_ulaw: pmac_ct_law,
ct_alaw: pmac_ct_law,
ct_s8: pmac_ct_s8,
ct_u8: pmac_ct_u8,
ct_s16be: pmac_ct_s16,
ct_u16be: pmac_ct_u16,
ct_s16le: pmac_ct_s16,
ct_u16le: pmac_ct_u16,
};
TRANS transAwacsExpand = {
ct_ulaw: pmac_ctx_law,
ct_alaw: pmac_ctx_law,
ct_s8: pmac_ctx_s8,
ct_u8: pmac_ctx_u8,
ct_s16be: pmac_ctx_s16,
ct_u16be: pmac_ctx_u16,
ct_s16le: pmac_ctx_s16,
ct_u16le: pmac_ctx_u16,
};
TRANS transAwacsNormalRead = {
ct_s8: pmac_ct_s8_read,
ct_u8: pmac_ct_u8_read,
ct_s16be: pmac_ct_s16_read,
ct_u16be: pmac_ct_u16_read,
ct_s16le: pmac_ct_s16_read,
ct_u16le: pmac_ct_u16_read,
};
/* translation tables */
/* 16 bit mu-law */
static short dmasound_ulaw2dma16[] = {
-32124, -31100, -30076, -29052, -28028, -27004, -25980, -24956,
-23932, -22908, -21884, -20860, -19836, -18812, -17788, -16764,
-15996, -15484, -14972, -14460, -13948, -13436, -12924, -12412,
-11900, -11388, -10876, -10364, -9852, -9340, -8828, -8316,
-7932, -7676, -7420, -7164, -6908, -6652, -6396, -6140,
-5884, -5628, -5372, -5116, -4860, -4604, -4348, -4092,
-3900, -3772, -3644, -3516, -3388, -3260, -3132, -3004,
-2876, -2748, -2620, -2492, -2364, -2236, -2108, -1980,
-1884, -1820, -1756, -1692, -1628, -1564, -1500, -1436,
-1372, -1308, -1244, -1180, -1116, -1052, -988, -924,
-876, -844, -812, -780, -748, -716, -684, -652,
-620, -588, -556, -524, -492, -460, -428, -396,
-372, -356, -340, -324, -308, -292, -276, -260,
-244, -228, -212, -196, -180, -164, -148, -132,
-120, -112, -104, -96, -88, -80, -72, -64,
-56, -48, -40, -32, -24, -16, -8, 0,
32124, 31100, 30076, 29052, 28028, 27004, 25980, 24956,
23932, 22908, 21884, 20860, 19836, 18812, 17788, 16764,
15996, 15484, 14972, 14460, 13948, 13436, 12924, 12412,
11900, 11388, 10876, 10364, 9852, 9340, 8828, 8316,
7932, 7676, 7420, 7164, 6908, 6652, 6396, 6140,
5884, 5628, 5372, 5116, 4860, 4604, 4348, 4092,
3900, 3772, 3644, 3516, 3388, 3260, 3132, 3004,
2876, 2748, 2620, 2492, 2364, 2236, 2108, 1980,
1884, 1820, 1756, 1692, 1628, 1564, 1500, 1436,
1372, 1308, 1244, 1180, 1116, 1052, 988, 924,
876, 844, 812, 780, 748, 716, 684, 652,
620, 588, 556, 524, 492, 460, 428, 396,
372, 356, 340, 324, 308, 292, 276, 260,
244, 228, 212, 196, 180, 164, 148, 132,
120, 112, 104, 96, 88, 80, 72, 64,
56, 48, 40, 32, 24, 16, 8, 0,
};
/* 16 bit A-law */
static short dmasound_alaw2dma16[] = {
-5504, -5248, -6016, -5760, -4480, -4224, -4992, -4736,
-7552, -7296, -8064, -7808, -6528, -6272, -7040, -6784,
-2752, -2624, -3008, -2880, -2240, -2112, -2496, -2368,
-3776, -3648, -4032, -3904, -3264, -3136, -3520, -3392,
-22016, -20992, -24064, -23040, -17920, -16896, -19968, -18944,
-30208, -29184, -32256, -31232, -26112, -25088, -28160, -27136,
-11008, -10496, -12032, -11520, -8960, -8448, -9984, -9472,
-15104, -14592, -16128, -15616, -13056, -12544, -14080, -13568,
-344, -328, -376, -360, -280, -264, -312, -296,
-472, -456, -504, -488, -408, -392, -440, -424,
-88, -72, -120, -104, -24, -8, -56, -40,
-216, -200, -248, -232, -152, -136, -184, -168,
-1376, -1312, -1504, -1440, -1120, -1056, -1248, -1184,
-1888, -1824, -2016, -1952, -1632, -1568, -1760, -1696,
-688, -656, -752, -720, -560, -528, -624, -592,
-944, -912, -1008, -976, -816, -784, -880, -848,
5504, 5248, 6016, 5760, 4480, 4224, 4992, 4736,
7552, 7296, 8064, 7808, 6528, 6272, 7040, 6784,
2752, 2624, 3008, 2880, 2240, 2112, 2496, 2368,
3776, 3648, 4032, 3904, 3264, 3136, 3520, 3392,
22016, 20992, 24064, 23040, 17920, 16896, 19968, 18944,
30208, 29184, 32256, 31232, 26112, 25088, 28160, 27136,
11008, 10496, 12032, 11520, 8960, 8448, 9984, 9472,
15104, 14592, 16128, 15616, 13056, 12544, 14080, 13568,
344, 328, 376, 360, 280, 264, 312, 296,
472, 456, 504, 488, 408, 392, 440, 424,
88, 72, 120, 104, 24, 8, 56, 40,
216, 200, 248, 232, 152, 136, 184, 168,
1376, 1312, 1504, 1440, 1120, 1056, 1248, 1184,
1888, 1824, 2016, 1952, 1632, 1568, 1760, 1696,
688, 656, 752, 720, 560, 528, 624, 592,
944, 912, 1008, 976, 816, 784, 880, 848,
};
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