/
envy24.c
2699 lines (2402 loc) · 65.7 KB
/
envy24.c
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/*-
* Copyright (c) 2001 Katsurajima Naoto <raven@katsurajima.seya.yokohama.jp>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifdef HAVE_KERNEL_OPTION_HEADERS
#include "opt_snd.h"
#endif
#include <dev/sound/pcm/sound.h>
#include <dev/sound/pcm/ac97.h>
#include <dev/sound/pci/spicds.h>
#include <dev/sound/pci/envy24.h>
#include <bus/pci/pcireg.h>
#include <bus/pci/pcivar.h>
#include "mixer_if.h"
SND_DECLARE_FILE("$FreeBSD: head/sys/dev/sound/pci/envy24.c 274035 2014-11-03 11:11:45Z bapt $");
static MALLOC_DEFINE(M_ENVY24, "envy24", "envy24 audio");
/* -------------------------------------------------------------------- */
struct sc_info;
#define ENVY24_PLAY_CHNUM 10
#define ENVY24_REC_CHNUM 12
#define ENVY24_PLAY_BUFUNIT (4 /* byte/sample */ * 10 /* channel */)
#define ENVY24_REC_BUFUNIT (4 /* byte/sample */ * 12 /* channel */)
#define ENVY24_SAMPLE_NUM 4096
#define ENVY24_TIMEOUT 1000
#define ENVY24_DEFAULT_FORMAT SND_FORMAT(AFMT_S16_LE, 2, 0)
#define ENVY24_NAMELEN 32
#define SDA_GPIO 0x10
#define SCL_GPIO 0x20
struct envy24_sample {
volatile u_int32_t buffer;
};
typedef struct envy24_sample sample32_t;
/* channel registers */
struct sc_chinfo {
struct snd_dbuf *buffer;
struct pcm_channel *channel;
struct sc_info *parent;
int dir;
unsigned num; /* hw channel number */
/* channel information */
u_int32_t format;
u_int32_t speed;
u_int32_t blk; /* hw block size(dword) */
/* format conversion structure */
u_int8_t *data;
unsigned int size; /* data buffer size(byte) */
int unit; /* sample size(byte) */
unsigned int offset; /* samples number offset */
void (*emldma)(struct sc_chinfo *);
/* flags */
int run;
};
/* codec interface entrys */
struct codec_entry {
void *(*create)(device_t dev, void *devinfo, int dir, int num);
void (*destroy)(void *codec);
void (*init)(void *codec);
void (*reinit)(void *codec);
void (*setvolume)(void *codec, int dir, unsigned int left, unsigned int right);
void (*setrate)(void *codec, int which, int rate);
};
/* system configuration information */
struct cfg_info {
char *name;
u_int16_t subvendor, subdevice;
u_int8_t scfg, acl, i2s, spdif;
u_int8_t gpiomask, gpiostate, gpiodir;
u_int8_t cdti, cclk, cs, cif, type;
u_int8_t free;
struct codec_entry *codec;
};
/* device private data */
struct sc_info {
device_t dev;
struct lock *lock;
/* Control/Status registor */
struct resource *cs;
int csid;
bus_space_tag_t cst;
bus_space_handle_t csh;
/* DDMA registor */
struct resource *ddma;
int ddmaid;
bus_space_tag_t ddmat;
bus_space_handle_t ddmah;
/* Consumer Section DMA Channel Registers */
struct resource *ds;
int dsid;
bus_space_tag_t dst;
bus_space_handle_t dsh;
/* MultiTrack registor */
struct resource *mt;
int mtid;
bus_space_tag_t mtt;
bus_space_handle_t mth;
/* DMA tag */
bus_dma_tag_t dmat;
/* IRQ resource */
struct resource *irq;
int irqid;
void *ih;
/* system configuration data */
struct cfg_info *cfg;
/* ADC/DAC number and info */
int adcn, dacn;
void *adc[4], *dac[4];
/* mixer control data */
u_int32_t src;
u_int8_t left[ENVY24_CHAN_NUM];
u_int8_t right[ENVY24_CHAN_NUM];
/* Play/Record DMA fifo */
sample32_t *pbuf;
sample32_t *rbuf;
u_int32_t psize, rsize; /* DMA buffer size(byte) */
u_int16_t blk[2]; /* transfer check blocksize(dword) */
bus_dmamap_t pmap, rmap;
bus_addr_t paddr, raddr;
/* current status */
u_int32_t speed;
int run[2];
u_int16_t intr[2];
struct pcmchan_caps caps[2];
/* channel info table */
unsigned chnum;
struct sc_chinfo chan[11];
};
/* -------------------------------------------------------------------- */
/*
* prototypes
*/
/* DMA emulator */
static void envy24_p8u(struct sc_chinfo *);
static void envy24_p16sl(struct sc_chinfo *);
static void envy24_p32sl(struct sc_chinfo *);
static void envy24_r16sl(struct sc_chinfo *);
static void envy24_r32sl(struct sc_chinfo *);
/* channel interface */
static void *envy24chan_init(kobj_t, void *, struct snd_dbuf *, struct pcm_channel *, int);
static int envy24chan_setformat(kobj_t, void *, u_int32_t);
static u_int32_t envy24chan_setspeed(kobj_t, void *, u_int32_t);
static u_int32_t envy24chan_setblocksize(kobj_t, void *, u_int32_t);
static int envy24chan_trigger(kobj_t, void *, int);
static u_int32_t envy24chan_getptr(kobj_t, void *);
static struct pcmchan_caps *envy24chan_getcaps(kobj_t, void *);
/* mixer interface */
static int envy24mixer_init(struct snd_mixer *);
static int envy24mixer_reinit(struct snd_mixer *);
static int envy24mixer_uninit(struct snd_mixer *);
static int envy24mixer_set(struct snd_mixer *, unsigned, unsigned, unsigned);
static u_int32_t envy24mixer_setrecsrc(struct snd_mixer *, u_int32_t);
/* M-Audio Delta series AK4524 access interface */
static void *envy24_delta_ak4524_create(device_t, void *, int, int);
static void envy24_delta_ak4524_destroy(void *);
static void envy24_delta_ak4524_init(void *);
static void envy24_delta_ak4524_reinit(void *);
static void envy24_delta_ak4524_setvolume(void *, int, unsigned int, unsigned int);
/* -------------------------------------------------------------------- */
/*
system constant tables
*/
/* API -> hardware channel map */
static unsigned envy24_chanmap[ENVY24_CHAN_NUM] = {
ENVY24_CHAN_PLAY_SPDIF, /* 0 */
ENVY24_CHAN_PLAY_DAC1, /* 1 */
ENVY24_CHAN_PLAY_DAC2, /* 2 */
ENVY24_CHAN_PLAY_DAC3, /* 3 */
ENVY24_CHAN_PLAY_DAC4, /* 4 */
ENVY24_CHAN_REC_MIX, /* 5 */
ENVY24_CHAN_REC_SPDIF, /* 6 */
ENVY24_CHAN_REC_ADC1, /* 7 */
ENVY24_CHAN_REC_ADC2, /* 8 */
ENVY24_CHAN_REC_ADC3, /* 9 */
ENVY24_CHAN_REC_ADC4, /* 10 */
};
/* mixer -> API channel map. see above */
static int envy24_mixmap[] = {
-1, /* Master output level. It is depend on codec support */
-1, /* Treble level of all output channels */
-1, /* Bass level of all output channels */
-1, /* Volume of synthesier input */
0, /* Output level for the audio device */
-1, /* Output level for the PC speaker */
7, /* line in jack */
-1, /* microphone jack */
-1, /* CD audio input */
-1, /* Recording monitor */
1, /* alternative codec */
-1, /* global recording level */
-1, /* Input gain */
-1, /* Output gain */
8, /* Input source 1 */
9, /* Input source 2 */
10, /* Input source 3 */
6, /* Digital (input) 1 */
-1, /* Digital (input) 2 */
-1, /* Digital (input) 3 */
-1, /* Phone input */
-1, /* Phone output */
-1, /* Video/TV (audio) in */
-1, /* Radio in */
-1, /* Monitor volume */
};
/* variable rate audio */
static u_int32_t envy24_speed[] = {
96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050, 16000,
12000, 11025, 9600, 8000, 0
};
/* known boards configuration */
static struct codec_entry delta_codec = {
envy24_delta_ak4524_create,
envy24_delta_ak4524_destroy,
envy24_delta_ak4524_init,
envy24_delta_ak4524_reinit,
envy24_delta_ak4524_setvolume,
NULL, /* setrate */
};
static struct cfg_info cfg_table[] = {
{
"Envy24 audio (M Audio Delta Dio 2496)",
0x1412, 0xd631,
0x10, 0x80, 0xf0, 0x03,
0x02, 0xc0, 0xfd,
0x10, 0x20, 0x40, 0x00, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (Terratec DMX 6fire)",
0x153b, 0x1138,
0x2f, 0x80, 0xf0, 0x03,
0xc0, 0xff, 0x7f,
0x10, 0x20, 0x01, 0x01, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (M Audio Audiophile 2496)",
0x1412, 0xd634,
0x10, 0x80, 0x72, 0x03,
0x04, 0xfe, 0xfb,
0x08, 0x02, 0x20, 0x00, 0x01,
0x00,
&delta_codec,
},
{
"Envy24 audio (M Audio Delta 66)",
0x1412, 0xd632,
0x15, 0x80, 0xf0, 0x03,
0x02, 0xc0, 0xfd,
0x10, 0x20, 0x40, 0x00, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (M Audio Delta 44)",
0x1412, 0xd633,
0x15, 0x80, 0xf0, 0x00,
0x02, 0xc0, 0xfd,
0x10, 0x20, 0x40, 0x00, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (M Audio Delta 1010)",
0x1412, 0xd630,
0x1f, 0x80, 0xf0, 0x03,
0x22, 0xd0, 0xdd,
0x10, 0x20, 0x40, 0x00, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (M Audio Delta 1010LT)",
0x1412, 0xd63b,
0x1f, 0x80, 0x72, 0x03,
0x04, 0x7e, 0xfb,
0x08, 0x02, 0x70, 0x00, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (Terratec EWX 2496)",
0x153b, 0x1130,
0x10, 0x80, 0xf0, 0x03,
0xc0, 0x3f, 0x3f,
0x10, 0x20, 0x01, 0x01, 0x00,
0x00,
&delta_codec,
},
{
"Envy24 audio (Generic)",
0, 0,
0x0f, 0x00, 0x01, 0x03,
0xff, 0x00, 0x00,
0x10, 0x20, 0x40, 0x00, 0x00,
0x00,
&delta_codec, /* default codec routines */
}
};
static u_int32_t envy24_recfmt[] = {
SND_FORMAT(AFMT_S16_LE, 2, 0),
SND_FORMAT(AFMT_S32_LE, 2, 0),
0
};
static struct pcmchan_caps envy24_reccaps = {8000, 96000, envy24_recfmt, 0};
static u_int32_t envy24_playfmt[] = {
SND_FORMAT(AFMT_U8, 2, 0),
SND_FORMAT(AFMT_S16_LE, 2, 0),
SND_FORMAT(AFMT_S32_LE, 2, 0),
0
};
static struct pcmchan_caps envy24_playcaps = {8000, 96000, envy24_playfmt, 0};
struct envy24_emldma {
u_int32_t format;
void (*emldma)(struct sc_chinfo *);
int unit;
};
static struct envy24_emldma envy24_pemltab[] = {
{SND_FORMAT(AFMT_U8, 2, 0), envy24_p8u, 2},
{SND_FORMAT(AFMT_S16_LE, 2, 0), envy24_p16sl, 4},
{SND_FORMAT(AFMT_S32_LE, 2, 0), envy24_p32sl, 8},
{0, NULL, 0}
};
static struct envy24_emldma envy24_remltab[] = {
{SND_FORMAT(AFMT_S16_LE, 2, 0), envy24_r16sl, 4},
{SND_FORMAT(AFMT_S32_LE, 2, 0), envy24_r32sl, 8},
{0, NULL, 0}
};
/* -------------------------------------------------------------------- */
/* common routines */
static u_int32_t
envy24_rdcs(struct sc_info *sc, int regno, int size)
{
switch (size) {
case 1:
return bus_space_read_1(sc->cst, sc->csh, regno);
case 2:
return bus_space_read_2(sc->cst, sc->csh, regno);
case 4:
return bus_space_read_4(sc->cst, sc->csh, regno);
default:
return 0xffffffff;
}
}
static void
envy24_wrcs(struct sc_info *sc, int regno, u_int32_t data, int size)
{
switch (size) {
case 1:
bus_space_write_1(sc->cst, sc->csh, regno, data);
break;
case 2:
bus_space_write_2(sc->cst, sc->csh, regno, data);
break;
case 4:
bus_space_write_4(sc->cst, sc->csh, regno, data);
break;
}
}
static u_int32_t
envy24_rdmt(struct sc_info *sc, int regno, int size)
{
switch (size) {
case 1:
return bus_space_read_1(sc->mtt, sc->mth, regno);
case 2:
return bus_space_read_2(sc->mtt, sc->mth, regno);
case 4:
return bus_space_read_4(sc->mtt, sc->mth, regno);
default:
return 0xffffffff;
}
}
static void
envy24_wrmt(struct sc_info *sc, int regno, u_int32_t data, int size)
{
switch (size) {
case 1:
bus_space_write_1(sc->mtt, sc->mth, regno, data);
break;
case 2:
bus_space_write_2(sc->mtt, sc->mth, regno, data);
break;
case 4:
bus_space_write_4(sc->mtt, sc->mth, regno, data);
break;
}
}
static u_int32_t
envy24_rdci(struct sc_info *sc, int regno)
{
envy24_wrcs(sc, ENVY24_CCS_INDEX, regno, 1);
return envy24_rdcs(sc, ENVY24_CCS_DATA, 1);
}
static void
envy24_wrci(struct sc_info *sc, int regno, u_int32_t data)
{
envy24_wrcs(sc, ENVY24_CCS_INDEX, regno, 1);
envy24_wrcs(sc, ENVY24_CCS_DATA, data, 1);
}
/* -------------------------------------------------------------------- */
/* I2C port/E2PROM access routines */
static int
envy24_rdi2c(struct sc_info *sc, u_int32_t dev, u_int32_t addr)
{
u_int32_t data;
int i;
#if(0)
device_printf(sc->dev, "envy24_rdi2c(sc, 0x%02x, 0x%02x)\n", dev, addr);
#endif
for (i = 0; i < ENVY24_TIMEOUT; i++) {
data = envy24_rdcs(sc, ENVY24_CCS_I2CSTAT, 1);
if ((data & ENVY24_CCS_I2CSTAT_BSY) == 0)
break;
DELAY(32); /* 31.25kHz */
}
if (i == ENVY24_TIMEOUT) {
return -1;
}
envy24_wrcs(sc, ENVY24_CCS_I2CADDR, addr, 1);
envy24_wrcs(sc, ENVY24_CCS_I2CDEV,
(dev & ENVY24_CCS_I2CDEV_ADDR) | ENVY24_CCS_I2CDEV_RD, 1);
for (i = 0; i < ENVY24_TIMEOUT; i++) {
data = envy24_rdcs(sc, ENVY24_CCS_I2CSTAT, 1);
if ((data & ENVY24_CCS_I2CSTAT_BSY) == 0)
break;
DELAY(32); /* 31.25kHz */
}
if (i == ENVY24_TIMEOUT) {
return -1;
}
data = envy24_rdcs(sc, ENVY24_CCS_I2CDATA, 1);
#if(0)
device_printf(sc->dev, "envy24_rdi2c(): return 0x%x\n", data);
#endif
return (int)data;
}
#if 0
static int
envy24_wri2c(struct sc_info *sc, u_int32_t dev, u_int32_t addr, u_int32_t data)
{
u_int32_t tmp;
int i;
#if(0)
device_printf(sc->dev, "envy24_rdi2c(sc, 0x%02x, 0x%02x)\n", dev, addr);
#endif
for (i = 0; i < ENVY24_TIMEOUT; i++) {
tmp = envy24_rdcs(sc, ENVY24_CCS_I2CSTAT, 1);
if ((tmp & ENVY24_CCS_I2CSTAT_BSY) == 0)
break;
DELAY(32); /* 31.25kHz */
}
if (i == ENVY24_TIMEOUT) {
return -1;
}
envy24_wrcs(sc, ENVY24_CCS_I2CADDR, addr, 1);
envy24_wrcs(sc, ENVY24_CCS_I2CDATA, data, 1);
envy24_wrcs(sc, ENVY24_CCS_I2CDEV,
(dev & ENVY24_CCS_I2CDEV_ADDR) | ENVY24_CCS_I2CDEV_WR, 1);
for (i = 0; i < ENVY24_TIMEOUT; i++) {
data = envy24_rdcs(sc, ENVY24_CCS_I2CSTAT, 1);
if ((data & ENVY24_CCS_I2CSTAT_BSY) == 0)
break;
DELAY(32); /* 31.25kHz */
}
if (i == ENVY24_TIMEOUT) {
return -1;
}
return 0;
}
#endif
static int
envy24_rdrom(struct sc_info *sc, u_int32_t addr)
{
u_int32_t data;
#if(0)
device_printf(sc->dev, "envy24_rdrom(sc, 0x%02x)\n", addr);
#endif
data = envy24_rdcs(sc, ENVY24_CCS_I2CSTAT, 1);
if ((data & ENVY24_CCS_I2CSTAT_ROM) == 0) {
#if(0)
device_printf(sc->dev, "envy24_rdrom(): E2PROM not presented\n");
#endif
return -1;
}
return envy24_rdi2c(sc, ENVY24_CCS_I2CDEV_ROM, addr);
}
static struct cfg_info *
envy24_rom2cfg(struct sc_info *sc)
{
struct cfg_info *buff;
int size;
int i;
#if(0)
device_printf(sc->dev, "envy24_rom2cfg(sc)\n");
#endif
size = envy24_rdrom(sc, ENVY24_E2PROM_SIZE);
if (size < ENVY24_E2PROM_GPIODIR + 1) {
#if(0)
device_printf(sc->dev, "envy24_rom2cfg(): ENVY24_E2PROM_SIZE-->%d\n", size);
#endif
return NULL;
}
buff = kmalloc(sizeof(*buff), M_ENVY24, M_WAITOK | M_ZERO);
if (buff == NULL) {
#if(0)
device_printf(sc->dev, "envy24_rom2cfg(): malloc()\n");
#endif
return NULL;
}
buff->free = 1;
buff->subvendor = envy24_rdrom(sc, ENVY24_E2PROM_SUBVENDOR) << 8;
buff->subvendor += envy24_rdrom(sc, ENVY24_E2PROM_SUBVENDOR + 1);
buff->subdevice = envy24_rdrom(sc, ENVY24_E2PROM_SUBDEVICE) << 8;
buff->subdevice += envy24_rdrom(sc, ENVY24_E2PROM_SUBDEVICE + 1);
buff->scfg = envy24_rdrom(sc, ENVY24_E2PROM_SCFG);
buff->acl = envy24_rdrom(sc, ENVY24_E2PROM_ACL);
buff->i2s = envy24_rdrom(sc, ENVY24_E2PROM_I2S);
buff->spdif = envy24_rdrom(sc, ENVY24_E2PROM_SPDIF);
buff->gpiomask = envy24_rdrom(sc, ENVY24_E2PROM_GPIOMASK);
buff->gpiostate = envy24_rdrom(sc, ENVY24_E2PROM_GPIOSTATE);
buff->gpiodir = envy24_rdrom(sc, ENVY24_E2PROM_GPIODIR);
for (i = 0; cfg_table[i].subvendor != 0 || cfg_table[i].subdevice != 0; i++)
if (cfg_table[i].subvendor == buff->subvendor &&
cfg_table[i].subdevice == buff->subdevice)
break;
buff->name = cfg_table[i].name;
buff->codec = cfg_table[i].codec;
return buff;
}
static void
envy24_cfgfree(struct cfg_info *cfg) {
if (cfg == NULL)
return;
if (cfg->free)
kfree(cfg, M_ENVY24);
return;
}
/* -------------------------------------------------------------------- */
/* AC'97 codec access routines */
#if 0
static int
envy24_coldcd(struct sc_info *sc)
{
u_int32_t data;
int i;
#if(0)
device_printf(sc->dev, "envy24_coldcd()\n");
#endif
envy24_wrmt(sc, ENVY24_MT_AC97CMD, ENVY24_MT_AC97CMD_CLD, 1);
DELAY(10);
envy24_wrmt(sc, ENVY24_MT_AC97CMD, 0, 1);
DELAY(1000);
for (i = 0; i < ENVY24_TIMEOUT; i++) {
data = envy24_rdmt(sc, ENVY24_MT_AC97CMD, 1);
if (data & ENVY24_MT_AC97CMD_RDY) {
return 0;
}
}
return -1;
}
#endif
static int
envy24_slavecd(struct sc_info *sc)
{
u_int32_t data;
int i;
#if(0)
device_printf(sc->dev, "envy24_slavecd()\n");
#endif
envy24_wrmt(sc, ENVY24_MT_AC97CMD,
ENVY24_MT_AC97CMD_CLD | ENVY24_MT_AC97CMD_WRM, 1);
DELAY(10);
envy24_wrmt(sc, ENVY24_MT_AC97CMD, 0, 1);
DELAY(1000);
for (i = 0; i < ENVY24_TIMEOUT; i++) {
data = envy24_rdmt(sc, ENVY24_MT_AC97CMD, 1);
if (data & ENVY24_MT_AC97CMD_RDY) {
return 0;
}
}
return -1;
}
#if 0
static int
envy24_rdcd(kobj_t obj, void *devinfo, int regno)
{
struct sc_info *sc = (struct sc_info *)devinfo;
u_int32_t data;
int i;
#if(0)
device_printf(sc->dev, "envy24_rdcd(obj, sc, 0x%02x)\n", regno);
#endif
envy24_wrmt(sc, ENVY24_MT_AC97IDX, (u_int32_t)regno, 1);
envy24_wrmt(sc, ENVY24_MT_AC97CMD, ENVY24_MT_AC97CMD_RD, 1);
for (i = 0; i < ENVY24_TIMEOUT; i++) {
data = envy24_rdmt(sc, ENVY24_MT_AC97CMD, 1);
if ((data & ENVY24_MT_AC97CMD_RD) == 0)
break;
}
data = envy24_rdmt(sc, ENVY24_MT_AC97DLO, 2);
#if(0)
device_printf(sc->dev, "envy24_rdcd(): return 0x%x\n", data);
#endif
return (int)data;
}
static int
envy24_wrcd(kobj_t obj, void *devinfo, int regno, u_int16_t data)
{
struct sc_info *sc = (struct sc_info *)devinfo;
u_int32_t cmd;
int i;
#if(0)
device_printf(sc->dev, "envy24_wrcd(obj, sc, 0x%02x, 0x%04x)\n", regno, data);
#endif
envy24_wrmt(sc, ENVY24_MT_AC97IDX, (u_int32_t)regno, 1);
envy24_wrmt(sc, ENVY24_MT_AC97DLO, (u_int32_t)data, 2);
envy24_wrmt(sc, ENVY24_MT_AC97CMD, ENVY24_MT_AC97CMD_WR, 1);
for (i = 0; i < ENVY24_TIMEOUT; i++) {
cmd = envy24_rdmt(sc, ENVY24_MT_AC97CMD, 1);
if ((cmd & ENVY24_MT_AC97CMD_WR) == 0)
break;
}
return 0;
}
static kobj_method_t envy24_ac97_methods[] = {
KOBJMETHOD(ac97_read, envy24_rdcd),
KOBJMETHOD(ac97_write, envy24_wrcd),
KOBJMETHOD_END
};
AC97_DECLARE(envy24_ac97);
#endif
/* -------------------------------------------------------------------- */
/* GPIO access routines */
static u_int32_t
envy24_gpiord(struct sc_info *sc)
{
return envy24_rdci(sc, ENVY24_CCI_GPIODAT);
}
static void
envy24_gpiowr(struct sc_info *sc, u_int32_t data)
{
#if(0)
device_printf(sc->dev, "envy24_gpiowr(sc, 0x%02x)\n", data & 0xff);
return;
#endif
envy24_wrci(sc, ENVY24_CCI_GPIODAT, data);
return;
}
#if 0
static u_int32_t
envy24_gpiogetmask(struct sc_info *sc)
{
return envy24_rdci(sc, ENVY24_CCI_GPIOMASK);
}
#endif
static void
envy24_gpiosetmask(struct sc_info *sc, u_int32_t mask)
{
envy24_wrci(sc, ENVY24_CCI_GPIOMASK, mask);
return;
}
#if 0
static u_int32_t
envy24_gpiogetdir(struct sc_info *sc)
{
return envy24_rdci(sc, ENVY24_CCI_GPIOCTL);
}
#endif
static void
envy24_gpiosetdir(struct sc_info *sc, u_int32_t dir)
{
envy24_wrci(sc, ENVY24_CCI_GPIOCTL, dir);
return;
}
/* -------------------------------------------------------------------- */
/* Envy24 I2C through GPIO bit-banging */
struct envy24_delta_ak4524_codec {
struct spicds_info *info;
struct sc_info *parent;
int dir;
int num;
int cs, cclk, cdti;
};
static void
envy24_gpio_i2c_ctl(void *codec, unsigned int scl, unsigned int sda)
{
u_int32_t data = 0;
struct envy24_delta_ak4524_codec *ptr = codec;
#if(0)
device_printf(ptr->parent->dev, "--> %d, %d\n", scl, sda);
#endif
data = envy24_gpiord(ptr->parent);
data &= ~(SDA_GPIO | SCL_GPIO);
if (scl) data += SCL_GPIO;
if (sda) data += SDA_GPIO;
envy24_gpiowr(ptr->parent, data);
return;
}
static void
i2c_wrbit(void *codec, void (*ctrl)(void*, unsigned int, unsigned int), int bit)
{
struct envy24_delta_ak4524_codec *ptr = codec;
unsigned int sda;
if (bit)
sda = 1;
else
sda = 0;
ctrl(ptr, 0, sda);
DELAY(I2C_DELAY);
ctrl(ptr, 1, sda);
DELAY(I2C_DELAY);
ctrl(ptr, 0, sda);
DELAY(I2C_DELAY);
}
static void
i2c_start(void *codec, void (*ctrl)(void*, unsigned int, unsigned int))
{
struct envy24_delta_ak4524_codec *ptr = codec;
ctrl(ptr, 1, 1);
DELAY(I2C_DELAY);
ctrl(ptr, 1, 0);
DELAY(I2C_DELAY);
ctrl(ptr, 0, 0);
DELAY(I2C_DELAY);
}
static void
i2c_stop(void *codec, void (*ctrl)(void*, unsigned int, unsigned int))
{
struct envy24_delta_ak4524_codec *ptr = codec;
ctrl(ptr, 0, 0);
DELAY(I2C_DELAY);
ctrl(ptr, 1, 0);
DELAY(I2C_DELAY);
ctrl(ptr, 1, 1);
DELAY(I2C_DELAY);
}
static void
i2c_ack(void *codec, void (*ctrl)(void*, unsigned int, unsigned int))
{
struct envy24_delta_ak4524_codec *ptr = codec;
ctrl(ptr, 0, 1);
DELAY(I2C_DELAY);
ctrl(ptr, 1, 1);
DELAY(I2C_DELAY);
/* dummy, need routine to change gpio direction */
ctrl(ptr, 0, 1);
DELAY(I2C_DELAY);
}
static void
i2c_wr(void *codec, void (*ctrl)(void*, unsigned int, unsigned int), u_int32_t dev, int reg, u_int8_t val)
{
struct envy24_delta_ak4524_codec *ptr = codec;
int mask;
i2c_start(ptr, ctrl);
for (mask = 0x80; mask != 0; mask >>= 1)
i2c_wrbit(ptr, ctrl, dev & mask);
i2c_ack(ptr, ctrl);
if (reg != 0xff) {
for (mask = 0x80; mask != 0; mask >>= 1)
i2c_wrbit(ptr, ctrl, reg & mask);
i2c_ack(ptr, ctrl);
}
for (mask = 0x80; mask != 0; mask >>= 1)
i2c_wrbit(ptr, ctrl, val & mask);
i2c_ack(ptr, ctrl);
i2c_stop(ptr, ctrl);
}
/* -------------------------------------------------------------------- */
/* M-Audio Delta series AK4524 access interface routine */
static void
envy24_delta_ak4524_ctl(void *codec, unsigned int cs, unsigned int cclk, unsigned int cdti)
{
u_int32_t data = 0;
struct envy24_delta_ak4524_codec *ptr = codec;
#if(0)
device_printf(ptr->parent->dev, "--> %d, %d, %d\n", cs, cclk, cdti);
#endif
data = envy24_gpiord(ptr->parent);
data &= ~(ptr->cs | ptr->cclk | ptr->cdti);
if (cs) data += ptr->cs;
if (cclk) data += ptr->cclk;
if (cdti) data += ptr->cdti;
envy24_gpiowr(ptr->parent, data);
return;
}
static void *
envy24_delta_ak4524_create(device_t dev, void *info, int dir, int num)
{
struct sc_info *sc = info;
struct envy24_delta_ak4524_codec *buff = NULL;
#if(0)
device_printf(sc->dev, "envy24_delta_ak4524_create(dev, sc, %d, %d)\n", dir, num);
#endif
buff = kmalloc(sizeof(*buff), M_ENVY24, M_WAITOK | M_ZERO);
if (buff == NULL)
return NULL;
if (dir == PCMDIR_REC && sc->adc[num] != NULL)
buff->info = ((struct envy24_delta_ak4524_codec *)sc->adc[num])->info;
else if (dir == PCMDIR_PLAY && sc->dac[num] != NULL)
buff->info = ((struct envy24_delta_ak4524_codec *)sc->dac[num])->info;
else
buff->info = spicds_create(dev, buff, num, envy24_delta_ak4524_ctl);
if (buff->info == NULL) {
kfree(buff, M_ENVY24);
return NULL;
}
buff->parent = sc;
buff->dir = dir;
buff->num = num;
return (void *)buff;
}
static void
envy24_delta_ak4524_destroy(void *codec)
{
struct envy24_delta_ak4524_codec *ptr = codec;
if (ptr == NULL)
return;
#if(0)
device_printf(ptr->parent->dev, "envy24_delta_ak4524_destroy()\n");
#endif
if (ptr->dir == PCMDIR_PLAY) {
if (ptr->parent->dac[ptr->num] != NULL)
spicds_destroy(ptr->info);
}
else {
if (ptr->parent->adc[ptr->num] != NULL)
spicds_destroy(ptr->info);
}
kfree(codec, M_ENVY24);
}
static void
envy24_delta_ak4524_init(void *codec)
{
#if 0
u_int32_t gpiomask, gpiodir;
#endif
struct envy24_delta_ak4524_codec *ptr = codec;
if (ptr == NULL)
return;
#if(0)
device_printf(ptr->parent->dev, "envy24_delta_ak4524_init()\n");
#endif
/*
gpiomask = envy24_gpiogetmask(ptr->parent);
gpiomask &= ~(ENVY24_GPIO_AK4524_CDTI | ENVY24_GPIO_AK4524_CCLK | ENVY24_GPIO_AK4524_CS0 | ENVY24_GPIO_AK4524_CS1);
envy24_gpiosetmask(ptr->parent, gpiomask);
gpiodir = envy24_gpiogetdir(ptr->parent);
gpiodir |= ENVY24_GPIO_AK4524_CDTI | ENVY24_GPIO_AK4524_CCLK | ENVY24_GPIO_AK4524_CS0 | ENVY24_GPIO_AK4524_CS1;