File: [local] / sys / arch / sparc / dev / cs4231.c (download)
Revision 1.1.1.1 (vendor branch), Tue Mar 4 16:08:02 2008 UTC (16 years, 6 months ago) by nbrk
Branch: OPENBSD_4_2_BASE, MAIN
CVS Tags: jornada-partial-support-wip, HEAD Changes since 1.1: +0 -0 lines
Import of OpenBSD 4.2 release kernel tree with initial code to support
Jornada 720/728, StrongARM 1110-based handheld PC.
At this point kernel roots on NFS and boots into vfs_mountroot() and traps.
What is supported:
- glass console, Jornada framebuffer (jfb) works in 16bpp direct color mode
(needs some palette tweaks for non black/white/blue colors, i think)
- saic, SA11x0 interrupt controller (needs cleanup)
- sacom, SA11x0 UART (supported only as boot console for now)
- SA11x0 GPIO controller fully supported (but can't handle multiple interrupt
handlers on one gpio pin)
- sassp, SSP port on SA11x0 that attaches spibus
- Jornada microcontroller (jmcu) to control kbd, battery, etc throught
the SPI bus (wskbd attaches on jmcu, but not tested)
- tod functions seem work
- initial code for SA-1111 (chip companion) : this is TODO
Next important steps, i think:
- gpio and intc on sa1111
- pcmcia support for sa11x0 (and sa1111 help logic)
- REAL root on nfs when we have PCMCIA support (we may use any of supported pccard NICs)
- root on wd0! (using already supported PCMCIA-ATA)
|
/* $OpenBSD: cs4231.c,v 1.26 2006/06/02 20:00:54 miod Exp $ */
/*
* Copyright (c) 1999 Jason L. Wright (jason@thought.net)
* 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 ``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 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, WHETHER IN 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.
*/
/*
* Driver for CS4231 based audio found in some sun4m systems (cs4231)
* based on ideas from the S/Linux project and the NetBSD project.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/device.h>
#include <sys/proc.h>
#include <sys/malloc.h>
#include <machine/autoconf.h>
#include <sparc/cpu.h>
#include <sparc/sparc/cpuvar.h>
#include <sparc/dev/sbusvar.h>
#include <sparc/dev/dmareg.h>
#include <sys/audioio.h>
#include <dev/audio_if.h>
#include <dev/auconv.h>
#include <dev/ic/apcdmareg.h>
#include <dev/ic/ad1848reg.h>
#include <dev/ic/cs4231reg.h>
#include <sparc/dev/cs4231reg.h>
#include <sparc/dev/cs4231var.h>
#define CSAUDIO_DAC_LVL 0
#define CSAUDIO_LINE_IN_LVL 1
#define CSAUDIO_MIC_LVL 2
#define CSAUDIO_CD_LVL 3
#define CSAUDIO_MONITOR_LVL 4
#define CSAUDIO_OUTPUT_LVL 5
#define CSAUDIO_LINE_IN_MUTE 6
#define CSAUDIO_DAC_MUTE 7
#define CSAUDIO_CD_MUTE 8
#define CSAUDIO_MIC_MUTE 9
#define CSAUDIO_MONITOR_MUTE 10
#define CSAUDIO_OUTPUT_MUTE 11
#define CSAUDIO_REC_LVL 12
#define CSAUDIO_RECORD_SOURCE 13
#define CSAUDIO_OUTPUT 14
#define CSAUDIO_INPUT_CLASS 15
#define CSAUDIO_OUTPUT_CLASS 16
#define CSAUDIO_RECORD_CLASS 17
#define CSAUDIO_MONITOR_CLASS 18
#define CSPORT_AUX2 0
#define CSPORT_AUX1 1
#define CSPORT_DAC 2
#define CSPORT_LINEIN 3
#define CSPORT_MONO 4
#define CSPORT_MONITOR 5
#define CSPORT_SPEAKER 6
#define CSPORT_LINEOUT 7
#define CSPORT_HEADPHONE 8
#define CSPORT_MICROPHONE 9
#define MIC_IN_PORT 0
#define LINE_IN_PORT 1
#define AUX1_IN_PORT 2
#define DAC_IN_PORT 3
#ifdef AUDIO_DEBUG
#define DPRINTF(x) printf x
#else
#define DPRINTF(x)
#endif
/* Sun uses these pins in pin control register as GPIO */
#define CS_PC_LINEMUTE XCTL0_ENABLE /* mute line */
#define CS_PC_HDPHMUTE XCTL1_ENABLE /* mute headphone */
/* cs4231 playback interrupt */
#define CS_AFS_TI 0x40 /* timer interrupt */
#define CS_AFS_CI 0x20 /* capture interrupt */
#define CS_AFS_PI 0x10 /* playback interrupt */
#define CS_AFS_CU 0x08 /* capture underrun */
#define CS_AFS_CO 0x04 /* capture overrun */
#define CS_AFS_PO 0x02 /* playback overrun */
#define CS_AFS_PU 0x01 /* playback underrun */
#define CS_TIMEOUT 90000 /* recalibration timeout */
int cs4231_match(struct device *, void *, void *);
void cs4231_attach(struct device *, struct device *, void *);
int cs4231_intr(void *);
int cs4231_set_speed(struct cs4231_softc *, u_long *);
void cs4231_setup_output(struct cs4231_softc *sc);
/* Audio interface */
int cs4231_open(void *, int);
void cs4231_close(void *);
int cs4231_query_encoding(void *, struct audio_encoding *);
int cs4231_set_params(void *, int, int, struct audio_params *,
struct audio_params *);
int cs4231_round_blocksize(void *, int);
int cs4231_commit_settings(void *);
int cs4231_halt_output(void *);
int cs4231_halt_input(void *);
int cs4231_getdev(void *, struct audio_device *);
int cs4231_set_port(void *, mixer_ctrl_t *);
int cs4231_get_port(void *, mixer_ctrl_t *);
int cs4231_query_devinfo(void *addr, mixer_devinfo_t *);
void * cs4231_alloc(void *, int, size_t, int, int);
void cs4231_free(void *, void *, int);
int cs4231_get_props(void *);
int cs4231_trigger_output(void *, void *, void *, int,
void (*intr)(void *), void *arg, struct audio_params *);
int cs4231_trigger_input(void *, void *, void *, int,
void (*intr)(void *), void *arg, struct audio_params *);
void cs4231_write(struct cs4231_softc *, u_int8_t, u_int8_t);
u_int8_t cs4231_read(struct cs4231_softc *, u_int8_t);
struct audio_hw_if cs4231_sa_hw_if = {
cs4231_open,
cs4231_close,
0,
cs4231_query_encoding,
cs4231_set_params,
cs4231_round_blocksize,
cs4231_commit_settings,
0,
0,
0,
0,
cs4231_halt_output,
cs4231_halt_input,
0,
cs4231_getdev,
0,
cs4231_set_port,
cs4231_get_port,
cs4231_query_devinfo,
cs4231_alloc,
cs4231_free,
0,
0,
cs4231_get_props,
cs4231_trigger_output,
cs4231_trigger_input
};
struct cfattach audiocs_ca = {
sizeof (struct cs4231_softc), cs4231_match, cs4231_attach
};
struct cfdriver audiocs_cd = {
NULL, "audiocs", DV_DULL
};
struct audio_device cs4231_device = {
"SUNW,CS4231",
"a", /* XXX b for ultra */
"onboard1", /* XXX unknown for ultra */
};
int
cs4231_match(parent, vcf, aux)
struct device *parent;
void *vcf, *aux;
{
struct cfdata *cf = vcf;
struct confargs *ca = aux;
register struct romaux *ra = &ca->ca_ra;
if (strcmp(cf->cf_driver->cd_name, ra->ra_name) &&
strcmp("SUNW,CS4231", ra->ra_name)) {
return (0);
}
return (1);
}
void
cs4231_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct confargs *ca = aux;
struct cs4231_softc *sc = (struct cs4231_softc *)self;
int pri;
if (ca->ca_ra.ra_nintr != 1) {
printf(": expected 1 interrupt, got %d\n", ca->ca_ra.ra_nintr);
return;
}
pri = ca->ca_ra.ra_intr[0].int_pri;
if (ca->ca_ra.ra_nreg != 1) {
printf(": expected 1 register set, got %d\n",
ca->ca_ra.ra_nreg);
return;
}
sc->sc_regs = mapiodev(&(ca->ca_ra.ra_reg[0]), 0,
ca->ca_ra.ra_reg[0].rr_len);
sc->sc_node = ca->ca_ra.ra_node;
sc->sc_burst = getpropint(ca->ca_ra.ra_node, "burst-sizes", -1);
if (sc->sc_burst == -1)
sc->sc_burst = ((struct sbus_softc *)parent)->sc_burst;
/* Clamp at parent's burst sizes */
sc->sc_burst &= ((struct sbus_softc *)parent)->sc_burst;
sc->sc_ih.ih_fun = cs4231_intr;
sc->sc_ih.ih_arg = sc;
intr_establish(ca->ca_ra.ra_intr[0].int_pri, &sc->sc_ih, IPL_AUHARD,
self->dv_xname);
printf(" pri %d\n", pri);
audio_attach_mi(&cs4231_sa_hw_if, sc, &sc->sc_dev);
/* Default to speaker, unmuted, reasonable volume */
sc->sc_out_port = CSPORT_SPEAKER;
sc->sc_in_port = CSPORT_MICROPHONE;
sc->sc_mute[CSPORT_SPEAKER] = 1;
sc->sc_mute[CSPORT_MONITOR] = 1;
sc->sc_volume[CSPORT_SPEAKER].left = 192;
sc->sc_volume[CSPORT_SPEAKER].right = 192;
}
void
cs4231_write(sc, r, v)
struct cs4231_softc *sc;
u_int8_t r, v;
{
sc->sc_regs->iar = r;
sc->sc_regs->idr = v;
}
u_int8_t
cs4231_read(sc, r)
struct cs4231_softc *sc;
u_int8_t r;
{
sc->sc_regs->iar = r;
return (sc->sc_regs->idr);
}
/*
* Hardware interrupt handler
*/
int
cs4231_intr(v)
void *v;
{
struct cs4231_softc *sc = (struct cs4231_softc *)v;
struct cs4231_regs *regs = sc->sc_regs;
struct cs_channel *chan;
struct cs_dma *p;
u_int32_t csr;
u_int8_t reg, status;
int r = 0;
csr = regs->dma_csr;
regs->dma_csr = csr;
if ((csr & APC_CSR_EIE) && (csr & APC_CSR_EI)) {
printf("%s: error interrupt\n", sc->sc_dev.dv_xname);
r = 1;
}
if ((csr & APC_CSR_PIE) && (csr & APC_CSR_PI)) {
/* playback interrupt */
r = 1;
}
if ((csr & APC_CSR_GIE) && (csr & APC_CSR_GI)) {
/* general interrupt */
status = regs->status;
if (status & (INTERRUPT_STATUS | SAMPLE_ERROR)) {
regs->iar = CS_IRQ_STATUS;
reg = regs->idr;
if (reg & CS_AFS_PI) {
cs4231_write(sc, SP_LOWER_BASE_COUNT, 0xff);
cs4231_write(sc, SP_UPPER_BASE_COUNT, 0xff);
}
if (reg & CS_AFS_CI) {
cs4231_write(sc, CS_LOWER_REC_CNT, 0xff);
cs4231_write(sc, CS_UPPER_REC_CNT, 0xff);
}
regs->status = 0;
}
r = 1;
}
if ((csr & APC_CSR_PMIE) && (csr & APC_CSR_PMI)) {
u_int32_t nextaddr, togo;
chan = &sc->sc_playback;
p = chan->cs_curdma;
togo = chan->cs_segsz - chan->cs_cnt;
if (togo == 0) {
nextaddr = (u_int32_t)p->addr_dva;
chan->cs_cnt = togo = chan->cs_blksz;
} else {
nextaddr = regs->dma_pnva + chan->cs_blksz;
if (togo > chan->cs_blksz)
togo = chan->cs_blksz;
chan->cs_cnt += togo;
}
regs->dma_pnva = nextaddr;
regs->dma_pnc = togo;
if (chan->cs_intr != NULL)
(*chan->cs_intr)(chan->cs_arg);
r = 1;
}
if ((csr & APC_CSR_CIE) && (csr & APC_CSR_CI)) {
if (csr & APC_CSR_CD) {
u_int32_t nextaddr, togo;
chan = &sc->sc_capture;
p = chan->cs_curdma;
togo = chan->cs_segsz - chan->cs_cnt;
if (togo == 0) {
nextaddr = (u_int32_t)p->addr_dva;
chan->cs_cnt = togo = chan->cs_blksz;
} else {
nextaddr = regs->dma_cnva + chan->cs_blksz;
if (togo > chan->cs_blksz)
togo = chan->cs_blksz;
chan->cs_cnt += togo;
}
regs->dma_cnva = nextaddr;
regs->dma_cnc = togo;
if (chan->cs_intr != NULL)
(*chan->cs_intr)(chan->cs_arg);
}
r = 1;
}
if ((csr & APC_CSR_CMIE) && (csr & APC_CSR_CMI)) {
/* capture empty */
r = 1;
}
return (r);
}
int
cs4231_set_speed(sc, argp)
struct cs4231_softc *sc;
u_long *argp;
{
/*
* The available speeds are in the following table. Keep the speeds in
* the increasing order.
*/
typedef struct {
int speed;
u_char bits;
} speed_struct;
u_long arg = *argp;
static speed_struct speed_table[] = {
{5510, (0 << 1) | CLOCK_XTAL2},
{5510, (0 << 1) | CLOCK_XTAL2},
{6620, (7 << 1) | CLOCK_XTAL2},
{8000, (0 << 1) | CLOCK_XTAL1},
{9600, (7 << 1) | CLOCK_XTAL1},
{11025, (1 << 1) | CLOCK_XTAL2},
{16000, (1 << 1) | CLOCK_XTAL1},
{18900, (2 << 1) | CLOCK_XTAL2},
{22050, (3 << 1) | CLOCK_XTAL2},
{27420, (2 << 1) | CLOCK_XTAL1},
{32000, (3 << 1) | CLOCK_XTAL1},
{33075, (6 << 1) | CLOCK_XTAL2},
{33075, (4 << 1) | CLOCK_XTAL2},
{44100, (5 << 1) | CLOCK_XTAL2},
{48000, (6 << 1) | CLOCK_XTAL1},
};
int i, n, selected = -1;
n = sizeof(speed_table) / sizeof(speed_struct);
if (arg < speed_table[0].speed)
selected = 0;
if (arg > speed_table[n - 1].speed)
selected = n - 1;
for (i = 1; selected == -1 && i < n; i++) {
if (speed_table[i].speed == arg)
selected = i;
else if (speed_table[i].speed > arg) {
int diff1, diff2;
diff1 = arg - speed_table[i - 1].speed;
diff2 = speed_table[i].speed - arg;
if (diff1 < diff2)
selected = i - 1;
else
selected = i;
}
}
if (selected == -1)
selected = 3;
sc->sc_speed_bits = speed_table[selected].bits;
sc->sc_need_commit = 1;
*argp = speed_table[selected].speed;
return (0);
}
/*
* Audio interface functions
*/
int
cs4231_open(addr, flags)
void *addr;
int flags;
{
struct cs4231_softc *sc = addr;
struct cs4231_regs *regs = sc->sc_regs;
int tries;
if (sc->sc_open)
return (EBUSY);
sc->sc_open = 1;
sc->sc_capture.cs_intr = NULL;
sc->sc_capture.cs_arg = NULL;
sc->sc_capture.cs_locked = 0;
sc->sc_playback.cs_intr = NULL;
sc->sc_playback.cs_arg = NULL;
sc->sc_playback.cs_locked = 0;
regs->dma_csr = APC_CSR_RESET;
DELAY(10);
regs->dma_csr = 0;
DELAY(10);
regs->dma_csr |= APC_CSR_CODEC_RESET;
DELAY(20);
regs->dma_csr &= ~(APC_CSR_CODEC_RESET);
for (tries = CS_TIMEOUT; tries && regs->iar == SP_IN_INIT; tries--)
DELAY(10);
if (tries == 0)
printf("%s: timeout waiting for reset\n", sc->sc_dev.dv_xname);
/* Turn on cs4231 mode */
cs4231_write(sc, SP_MISC_INFO,
cs4231_read(sc, SP_MISC_INFO) | MODE2);
cs4231_setup_output(sc);
cs4231_write(sc, SP_PIN_CONTROL,
cs4231_read(sc, SP_PIN_CONTROL) | INTERRUPT_ENABLE);
return (0);
}
void
cs4231_setup_output(sc)
struct cs4231_softc *sc;
{
u_int8_t pc, mi, rm, lm;
pc = cs4231_read(sc, SP_PIN_CONTROL) | CS_PC_HDPHMUTE | CS_PC_LINEMUTE;
mi = cs4231_read(sc, CS_MONO_IO_CONTROL) | MONO_OUTPUT_MUTE;
lm = cs4231_read(sc, SP_LEFT_OUTPUT_CONTROL);
lm &= ~OUTPUT_ATTEN_BITS;
lm |= ((~(sc->sc_volume[CSPORT_SPEAKER].left >> 2)) &
OUTPUT_ATTEN_BITS) | OUTPUT_MUTE;
rm = cs4231_read(sc, SP_RIGHT_OUTPUT_CONTROL);
rm &= ~OUTPUT_ATTEN_BITS;
rm |= ((~(sc->sc_volume[CSPORT_SPEAKER].right >> 2)) &
OUTPUT_ATTEN_BITS) | OUTPUT_MUTE;
if (sc->sc_mute[CSPORT_MONITOR]) {
lm &= ~OUTPUT_MUTE;
rm &= ~OUTPUT_MUTE;
}
switch (sc->sc_out_port) {
case CSPORT_HEADPHONE:
if (sc->sc_mute[CSPORT_SPEAKER])
pc &= ~CS_PC_HDPHMUTE;
break;
case CSPORT_SPEAKER:
if (sc->sc_mute[CSPORT_SPEAKER])
mi &= ~MONO_OUTPUT_MUTE;
break;
case CSPORT_LINEOUT:
if (sc->sc_mute[CSPORT_SPEAKER])
pc &= ~CS_PC_LINEMUTE;
break;
}
cs4231_write(sc, SP_LEFT_OUTPUT_CONTROL, lm);
cs4231_write(sc, SP_RIGHT_OUTPUT_CONTROL, rm);
cs4231_write(sc, SP_PIN_CONTROL, pc);
cs4231_write(sc, CS_MONO_IO_CONTROL, mi);
/* XXX doesn't really belong here... */
switch (sc->sc_in_port) {
case CSPORT_LINEIN:
pc = LINE_INPUT;
break;
case CSPORT_AUX1:
pc = AUX_INPUT;
break;
case CSPORT_DAC:
pc = MIXED_DAC_INPUT;
break;
case CSPORT_MICROPHONE:
default:
pc = MIC_INPUT;
break;
}
lm = cs4231_read(sc, SP_LEFT_INPUT_CONTROL);
rm = cs4231_read(sc, SP_RIGHT_INPUT_CONTROL);
lm &= ~(MIXED_DAC_INPUT | ATTEN_22_5);
rm &= ~(MIXED_DAC_INPUT | ATTEN_22_5);
lm |= pc | (sc->sc_adc.left >> 4);
rm |= pc | (sc->sc_adc.right >> 4);
cs4231_write(sc, SP_LEFT_INPUT_CONTROL, lm);
cs4231_write(sc, SP_RIGHT_INPUT_CONTROL, rm);
}
void
cs4231_close(addr)
void *addr;
{
struct cs4231_softc *sc = addr;
struct cs4231_regs *regs = sc->sc_regs;
cs4231_halt_input(sc);
cs4231_halt_output(sc);
regs->iar = SP_PIN_CONTROL;
regs->idr &= ~INTERRUPT_ENABLE;
sc->sc_open = 0;
}
int
cs4231_query_encoding(addr, fp)
void *addr;
struct audio_encoding *fp;
{
int err = 0;
switch (fp->index) {
case 0:
strlcpy(fp->name, AudioEmulaw, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_ULAW;
fp->precision = 8;
fp->flags = 0;
break;
case 1:
strlcpy(fp->name, AudioEalaw, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_ALAW;
fp->precision = 8;
fp->flags = 0;
break;
case 2:
strlcpy(fp->name, AudioEslinear_le, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
fp->precision = 16;
fp->flags = 0;
break;
case 3:
strlcpy(fp->name, AudioEulinear, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_ULINEAR;
fp->precision = 8;
fp->flags = 0;
break;
case 4:
strlcpy(fp->name, AudioEslinear_be, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
fp->precision = 16;
fp->flags = 0;
break;
case 5:
strlcpy(fp->name, AudioEslinear, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_SLINEAR;
fp->precision = 8;
fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
break;
case 6:
strlcpy(fp->name, AudioEulinear_le, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
fp->precision = 16;
fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
break;
case 7:
strlcpy(fp->name, AudioEulinear_be, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
fp->precision = 16;
fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
break;
case 8:
strlcpy(fp->name, AudioEadpcm, sizeof fp->name);
fp->encoding = AUDIO_ENCODING_ADPCM;
fp->precision = 8;
fp->flags = 0;
break;
default:
err = EINVAL;
}
return (err);
}
int
cs4231_set_params(addr, setmode, usemode, p, r)
void *addr;
int setmode, usemode;
struct audio_params *p, *r;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
int err, bits, enc = p->encoding;
void (*pswcode)(void *, u_char *, int cnt) = NULL;
void (*rswcode)(void *, u_char *, int cnt) = NULL;
switch (enc) {
case AUDIO_ENCODING_ULAW:
if (p->precision != 8)
return (EINVAL);
bits = FMT_ULAW >> 5;
break;
case AUDIO_ENCODING_ALAW:
if (p->precision != 8)
return (EINVAL);
bits = FMT_ALAW >> 5;
break;
case AUDIO_ENCODING_SLINEAR_LE:
if (p->precision == 8) {
bits = FMT_PCM8 >> 5;
pswcode = rswcode = change_sign8;
} else if (p->precision == 16)
bits = FMT_TWOS_COMP >> 5;
else
return (EINVAL);
break;
case AUDIO_ENCODING_ULINEAR:
if (p->precision != 8)
return (EINVAL);
bits = FMT_PCM8 >> 5;
break;
case AUDIO_ENCODING_SLINEAR_BE:
if (p->precision == 8) {
bits = FMT_PCM8 >> 5;
pswcode = rswcode = change_sign8;
} else if (p->precision == 16)
bits = FMT_TWOS_COMP_BE >> 5;
else
return (EINVAL);
break;
case AUDIO_ENCODING_SLINEAR:
if (p->precision != 8)
return (EINVAL);
bits = FMT_PCM8 >> 5;
pswcode = rswcode = change_sign8;
break;
case AUDIO_ENCODING_ULINEAR_LE:
if (p->precision == 8)
bits = FMT_PCM8 >> 5;
else if (p->precision == 16) {
bits = FMT_TWOS_COMP >> 5;
pswcode = rswcode = change_sign16_le;
} else
return (EINVAL);
break;
case AUDIO_ENCODING_ULINEAR_BE:
if (p->precision == 8)
bits = FMT_PCM8 >> 5;
else if (p->precision == 16) {
bits = FMT_TWOS_COMP_BE >> 5;
pswcode = rswcode = change_sign16_be;
} else
return (EINVAL);
break;
case AUDIO_ENCODING_ADPCM:
if (p->precision != 8)
return (EINVAL);
bits = FMT_ADPCM >> 5;
break;
default:
return (EINVAL);
}
if (p->channels != 1 && p->channels != 2)
return (EINVAL);
err = cs4231_set_speed(sc, &p->sample_rate);
if (err)
return (err);
p->sw_code = pswcode;
r->sw_code = rswcode;
sc->sc_format_bits = bits;
sc->sc_channels = p->channels;
sc->sc_precision = p->precision;
sc->sc_need_commit = 1;
return (0);
}
int
cs4231_round_blocksize(addr, blk)
void *addr;
int blk;
{
return ((blk + 3) & (-4));
}
int
cs4231_commit_settings(addr)
void *addr;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
struct cs4231_regs *regs = sc->sc_regs;
int s, tries;
u_int8_t r, fs;
if (sc->sc_need_commit == 0)
return (0);
fs = sc->sc_speed_bits | (sc->sc_format_bits << 5);
if (sc->sc_channels == 2)
fs |= FMT_STEREO;
s = splaudio();
r = cs4231_read(sc, SP_INTERFACE_CONFIG) | AUTO_CAL_ENABLE;
regs->iar = MODE_CHANGE_ENABLE;
regs->iar = MODE_CHANGE_ENABLE | SP_INTERFACE_CONFIG;
regs->idr = r;
regs->iar = MODE_CHANGE_ENABLE | SP_CLOCK_DATA_FORMAT;
regs->idr = fs;
r = regs->idr;
r = regs->idr;
tries = CS_TIMEOUT;
for (tries = CS_TIMEOUT; tries && regs->iar == SP_IN_INIT; tries--)
DELAY(10);
if (tries == 0)
printf("%s: timeout committing fspb\n", sc->sc_dev.dv_xname);
regs->iar = MODE_CHANGE_ENABLE | CS_REC_FORMAT;
regs->idr = fs;
r = regs->idr;
r = regs->idr;
for (tries = CS_TIMEOUT; tries && regs->iar == SP_IN_INIT; tries--)
DELAY(10);
if (tries == 0)
printf("%s: timeout committing cdf\n", sc->sc_dev.dv_xname);
regs->iar = 0;
for (tries = CS_TIMEOUT; tries && regs->iar == SP_IN_INIT; tries--)
DELAY(10);
if (tries == 0)
printf("%s: timeout waiting for !mce\n", sc->sc_dev.dv_xname);
regs->iar = SP_TEST_AND_INIT;
for (tries = CS_TIMEOUT; tries && regs->idr & AUTO_CAL_IN_PROG; tries--)
DELAY(10);
if (tries == 0)
printf("%s: timeout waiting for autocalibration\n",
sc->sc_dev.dv_xname);
splx(s);
sc->sc_need_commit = 0;
return (0);
}
int
cs4231_halt_output(addr)
void *addr;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
struct cs4231_regs *regs = sc->sc_regs;
u_int8_t r;
/* XXX Kills some capture bits */
regs->dma_csr &= ~(APC_CSR_EI | APC_CSR_GIE | APC_CSR_PIE |
APC_CSR_EIE | APC_CSR_PDMA_GO | APC_CSR_PMIE);
regs->iar = SP_INTERFACE_CONFIG;
r = regs->idr & (~PLAYBACK_ENABLE);
regs->iar = SP_INTERFACE_CONFIG;
regs->idr = r;
sc->sc_playback.cs_locked = 0;
return (0);
}
int
cs4231_halt_input(addr)
void *addr;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
struct cs4231_regs *regs = sc->sc_regs;
/* XXX Kills some playback bits */
regs->dma_csr = APC_CSR_CAPTURE_PAUSE;
regs->iar = SP_INTERFACE_CONFIG;
regs->idr &= ~CAPTURE_ENABLE;
sc->sc_capture.cs_locked = 0;
return (0);
}
int
cs4231_getdev(addr, retp)
void *addr;
struct audio_device *retp;
{
*retp = cs4231_device;
return (0);
}
int
cs4231_set_port(addr, cp)
void *addr;
mixer_ctrl_t *cp;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
int error = EINVAL;
DPRINTF(("cs4231_set_port: port=%d type=%d\n", cp->dev, cp->type));
switch (cp->dev) {
case CSAUDIO_DAC_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = SP_LEFT_AUX1_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] &
AUX_INPUT_ATTEN_BITS;
}
else if (cp->un.value.num_channels == 2) {
sc->sc_regs->iar = SP_LEFT_AUX1_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] &
AUX_INPUT_ATTEN_BITS;
sc->sc_regs->iar = SP_RIGHT_AUX1_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] &
AUX_INPUT_ATTEN_BITS;
} else
break;
error = 0;
break;
case CSAUDIO_LINE_IN_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = CS_LEFT_LINE_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] &
AUX_INPUT_ATTEN_BITS;
}
else if (cp->un.value.num_channels == 2) {
sc->sc_regs->iar = CS_LEFT_LINE_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] &
AUX_INPUT_ATTEN_BITS;
sc->sc_regs->iar = CS_RIGHT_LINE_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] &
AUX_INPUT_ATTEN_BITS;
} else
break;
error = 0;
break;
case CSAUDIO_MIC_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
#if 0
sc->sc_regs->iar = CS_MONO_IO_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] &
MONO_INPUT_ATTEN_BITS;
#endif
} else
break;
error = 0;
break;
case CSAUDIO_CD_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = SP_LEFT_AUX2_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] &
AUX_INPUT_ATTEN_BITS;
error = 0;
}
else if (cp->un.value.num_channels == 2) {
sc->sc_regs->iar = SP_LEFT_AUX2_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] &
AUX_INPUT_ATTEN_BITS;
sc->sc_regs->iar = SP_RIGHT_AUX2_CONTROL;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] &
AUX_INPUT_ATTEN_BITS;
error = 0;
}
else
break;
break;
case CSAUDIO_MONITOR_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = SP_DIGITAL_MIX;
sc->sc_regs->idr =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] << 2;
}
else
break;
error = 0;
break;
case CSAUDIO_OUTPUT_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_volume[CSPORT_SPEAKER].left =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO];
sc->sc_volume[CSPORT_SPEAKER].right =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO];
}
else if (cp->un.value.num_channels == 2) {
sc->sc_volume[CSPORT_SPEAKER].left =
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT];
sc->sc_volume[CSPORT_SPEAKER].right =
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT];
}
else
break;
cs4231_setup_output(sc);
error = 0;
break;
case CSAUDIO_OUTPUT:
if (cp->type != AUDIO_MIXER_ENUM)
break;
if (cp->un.ord != CSPORT_LINEOUT &&
cp->un.ord != CSPORT_SPEAKER &&
cp->un.ord != CSPORT_HEADPHONE)
return (EINVAL);
sc->sc_out_port = cp->un.ord;
cs4231_setup_output(sc);
error = 0;
break;
case CSAUDIO_LINE_IN_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
sc->sc_mute[CSPORT_LINEIN] = cp->un.ord ? 1 : 0;
error = 0;
break;
case CSAUDIO_DAC_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
sc->sc_mute[CSPORT_AUX1] = cp->un.ord ? 1 : 0;
error = 0;
break;
case CSAUDIO_CD_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
sc->sc_mute[CSPORT_AUX2] = cp->un.ord ? 1 : 0;
error = 0;
break;
case CSAUDIO_MIC_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
sc->sc_mute[CSPORT_MONO] = cp->un.ord ? 1 : 0;
error = 0;
break;
case CSAUDIO_MONITOR_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
sc->sc_mute[CSPORT_MONITOR] = cp->un.ord ? 1 : 0;
error = 0;
break;
case CSAUDIO_OUTPUT_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
sc->sc_mute[CSPORT_SPEAKER] = cp->un.ord ? 1 : 0;
cs4231_setup_output(sc);
error = 0;
break;
case CSAUDIO_REC_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_adc.left =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO];
sc->sc_adc.right =
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO];
} else if (cp->un.value.num_channels == 2) {
sc->sc_adc.left =
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT];
sc->sc_adc.right =
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT];
} else
break;
cs4231_setup_output(sc);
error = 0;
break;
case CSAUDIO_RECORD_SOURCE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
if (cp->un.ord == CSPORT_MICROPHONE ||
cp->un.ord == CSPORT_LINEIN ||
cp->un.ord == CSPORT_AUX1 ||
cp->un.ord == CSPORT_DAC) {
sc->sc_in_port = cp->un.ord;
error = 0;
cs4231_setup_output(sc);
}
break;
}
return (error);
}
int
cs4231_get_port(addr, cp)
void *addr;
mixer_ctrl_t *cp;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
int error = EINVAL;
DPRINTF(("cs4231_get_port: port=%d type=%d\n", cp->dev, cp->type));
switch (cp->dev) {
case CSAUDIO_DAC_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = SP_LEFT_AUX1_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
}
else if (cp->un.value.num_channels == 2) {
sc->sc_regs->iar = SP_LEFT_AUX1_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
sc->sc_regs->iar = SP_RIGHT_AUX1_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
} else
break;
error = 0;
break;
case CSAUDIO_LINE_IN_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = CS_LEFT_LINE_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
}
else if (cp->un.value.num_channels == 2) {
sc->sc_regs->iar = CS_LEFT_LINE_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
sc->sc_regs->iar = CS_RIGHT_LINE_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
} else
break;
error = 0;
break;
case CSAUDIO_MIC_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
#if 0
sc->sc_regs->iar = CS_MONO_IO_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_regs->idr & MONO_INPUT_ATTEN_BITS;
#endif
} else
break;
error = 0;
break;
case CSAUDIO_CD_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = SP_LEFT_AUX2_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
error = 0;
}
else if (cp->un.value.num_channels == 2) {
sc->sc_regs->iar = SP_LEFT_AUX2_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
sc->sc_regs->iar = SP_RIGHT_AUX2_CONTROL;
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
sc->sc_regs->idr & AUX_INPUT_ATTEN_BITS;
error = 0;
}
else
break;
break;
case CSAUDIO_MONITOR_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
sc->sc_regs->iar = SP_DIGITAL_MIX;
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_regs->idr >> 2;
}
else
break;
error = 0;
break;
case CSAUDIO_OUTPUT_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1)
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_volume[CSPORT_SPEAKER].left;
else if (cp->un.value.num_channels == 2) {
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
sc->sc_volume[CSPORT_SPEAKER].left;
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
sc->sc_volume[CSPORT_SPEAKER].right;
}
else
break;
error = 0;
break;
case CSAUDIO_LINE_IN_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_mute[CSPORT_LINEIN] ? 1 : 0;
error = 0;
break;
case CSAUDIO_DAC_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_mute[CSPORT_AUX1] ? 1 : 0;
error = 0;
break;
case CSAUDIO_CD_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_mute[CSPORT_AUX2] ? 1 : 0;
error = 0;
break;
case CSAUDIO_MIC_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_mute[CSPORT_MONO] ? 1 : 0;
error = 0;
break;
case CSAUDIO_MONITOR_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_mute[CSPORT_MONITOR] ? 1 : 0;
error = 0;
break;
case CSAUDIO_OUTPUT_MUTE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_mute[CSPORT_SPEAKER] ? 1 : 0;
error = 0;
break;
case CSAUDIO_REC_LVL:
if (cp->type != AUDIO_MIXER_VALUE)
break;
if (cp->un.value.num_channels == 1) {
cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
sc->sc_adc.left;
} else if (cp->un.value.num_channels == 2) {
cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
sc->sc_adc.left;
cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
sc->sc_adc.right;
} else
break;
error = 0;
break;
case CSAUDIO_RECORD_SOURCE:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_in_port;
error = 0;
break;
case CSAUDIO_OUTPUT:
if (cp->type != AUDIO_MIXER_ENUM)
break;
cp->un.ord = sc->sc_out_port;
error = 0;
break;
}
return (error);
}
int
cs4231_query_devinfo(addr, dip)
void *addr;
mixer_devinfo_t *dip;
{
int err = 0;
switch (dip->index) {
case CSAUDIO_MIC_LVL: /* mono/microphone mixer */
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_MIC_MUTE;
strlcpy(dip->label.name, AudioNmicrophone,
sizeof dip->label.name);
dip->un.v.num_channels = 1;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_DAC_LVL: /* dacout */
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_DAC_MUTE;
strlcpy(dip->label.name, AudioNdac, sizeof dip->label.name);
dip->un.v.num_channels = 2;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_LINE_IN_LVL: /* line */
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_LINE_IN_MUTE;
strlcpy(dip->label.name, AudioNline, sizeof dip->label.name);
dip->un.v.num_channels = 2;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_CD_LVL: /* cd */
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_CD_MUTE;
strlcpy(dip->label.name, AudioNcd, sizeof dip->label.name);
dip->un.v.num_channels = 2;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_MONITOR_LVL: /* monitor level */
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_MONITOR_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_MONITOR_MUTE;
strlcpy(dip->label.name, AudioNmonitor, sizeof dip->label.name);
dip->un.v.num_channels = 1;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_OUTPUT_LVL:
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_OUTPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_OUTPUT_MUTE;
strlcpy(dip->label.name, AudioNoutput, sizeof dip->label.name);
dip->un.v.num_channels = 2;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_LINE_IN_MUTE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = CSAUDIO_LINE_IN_LVL;
dip->next = AUDIO_MIXER_LAST;
goto mute;
case CSAUDIO_DAC_MUTE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = CSAUDIO_DAC_LVL;
dip->next = AUDIO_MIXER_LAST;
goto mute;
case CSAUDIO_CD_MUTE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = CSAUDIO_CD_LVL;
dip->next = AUDIO_MIXER_LAST;
goto mute;
case CSAUDIO_MIC_MUTE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = CSAUDIO_MIC_LVL;
dip->next = AUDIO_MIXER_LAST;
goto mute;
case CSAUDIO_MONITOR_MUTE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_OUTPUT_CLASS;
dip->prev = CSAUDIO_MONITOR_LVL;
dip->next = AUDIO_MIXER_LAST;
goto mute;
case CSAUDIO_OUTPUT_MUTE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_OUTPUT_CLASS;
dip->prev = CSAUDIO_OUTPUT_LVL;
dip->next = AUDIO_MIXER_LAST;
goto mute;
mute:
strlcpy(dip->label.name, AudioNmute, sizeof dip->label.name);
dip->un.e.num_mem = 2;
strlcpy(dip->un.e.member[0].label.name, AudioNon,
sizeof dip->un.e.member[0].label.name);
dip->un.e.member[0].ord = 0;
strlcpy(dip->un.e.member[1].label.name, AudioNoff,
sizeof dip->un.e.member[1].label.name);
dip->un.e.member[1].ord = 1;
break;
case CSAUDIO_REC_LVL: /* record level */
dip->type = AUDIO_MIXER_VALUE;
dip->mixer_class = CSAUDIO_RECORD_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = CSAUDIO_RECORD_SOURCE;
strlcpy(dip->label.name, AudioNrecord, sizeof dip->label.name);
dip->un.v.num_channels = 2;
strlcpy(dip->un.v.units.name, AudioNvolume,
sizeof dip->un.v.units.name);
break;
case CSAUDIO_RECORD_SOURCE:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_RECORD_CLASS;
dip->prev = CSAUDIO_REC_LVL;
dip->next = AUDIO_MIXER_LAST;
strlcpy(dip->label.name, AudioNsource, sizeof dip->label.name);
dip->un.e.num_mem = 4;
strlcpy(dip->un.e.member[0].label.name, AudioNmicrophone,
sizeof dip->un.e.member[0].label.name);
dip->un.e.member[0].ord = CSPORT_MICROPHONE;
strlcpy(dip->un.e.member[1].label.name, AudioNline,
sizeof dip->un.e.member[1].label.name);
dip->un.e.member[1].ord = CSPORT_LINEIN;
strlcpy(dip->un.e.member[2].label.name, AudioNcd,
sizeof dip->un.e.member[2].label.name);
dip->un.e.member[2].ord = CSPORT_AUX1;
strlcpy(dip->un.e.member[3].label.name, AudioNdac,
sizeof dip->un.e.member[3].label.name);
dip->un.e.member[3].ord = CSPORT_DAC;
break;
case CSAUDIO_OUTPUT:
dip->type = AUDIO_MIXER_ENUM;
dip->mixer_class = CSAUDIO_MONITOR_CLASS;
dip->prev = dip->next = AUDIO_MIXER_LAST;
strlcpy(dip->label.name, AudioNoutput, sizeof dip->label.name);
dip->un.e.num_mem = 3;
strlcpy(dip->un.e.member[0].label.name, AudioNspeaker,
sizeof dip->un.e.member[0].label.name);
dip->un.e.member[0].ord = CSPORT_SPEAKER;
strlcpy(dip->un.e.member[1].label.name, AudioNline,
sizeof dip->un.e.member[1].label.name);
dip->un.e.member[1].ord = CSPORT_LINEOUT;
strlcpy(dip->un.e.member[2].label.name, AudioNheadphone,
sizeof dip->un.e.member[2].label.name);
dip->un.e.member[2].ord = CSPORT_HEADPHONE;
break;
case CSAUDIO_INPUT_CLASS: /* input class descriptor */
dip->type = AUDIO_MIXER_CLASS;
dip->mixer_class = CSAUDIO_INPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = AUDIO_MIXER_LAST;
strlcpy(dip->label.name, AudioCinputs, sizeof dip->label.name);
break;
case CSAUDIO_OUTPUT_CLASS: /* output class descriptor */
dip->type = AUDIO_MIXER_CLASS;
dip->mixer_class = CSAUDIO_OUTPUT_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = AUDIO_MIXER_LAST;
strlcpy(dip->label.name, AudioCoutputs, sizeof dip->label.name);
break;
case CSAUDIO_MONITOR_CLASS: /* monitor class descriptor */
dip->type = AUDIO_MIXER_CLASS;
dip->mixer_class = CSAUDIO_MONITOR_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = AUDIO_MIXER_LAST;
strlcpy(dip->label.name, AudioCmonitor, sizeof dip->label.name);
break;
case CSAUDIO_RECORD_CLASS: /* record class descriptor */
dip->type = AUDIO_MIXER_CLASS;
dip->mixer_class = CSAUDIO_RECORD_CLASS;
dip->prev = AUDIO_MIXER_LAST;
dip->next = AUDIO_MIXER_LAST;
strlcpy(dip->label.name, AudioCrecord, sizeof dip->label.name);
break;
default:
err = ENXIO;
}
return (err);
}
void *
cs4231_alloc(addr, direction, size, pool, flags)
void *addr;
int direction;
size_t size;
int pool;
int flags;
{
struct cs4231_softc *sc = (struct cs4231_softc *)addr;
struct cs_dma *p;
p = (struct cs_dma *)malloc(sizeof(struct cs_dma), pool, flags);
if (p == NULL)
return (NULL);
p->addr_dva = dvma_malloc(size, &p->addr, flags);
if (p->addr_dva == NULL) {
free(p, pool);
return (NULL);
}
p->size = size;
p->next = sc->sc_dmas;
sc->sc_dmas = p;
return (p->addr);
}
void
cs4231_free(addr, ptr, pool)
void *addr;
void *ptr;
int pool;
{
struct cs4231_softc *sc = addr;
struct cs_dma *p, **pp;
for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &(*pp)->next) {
if (p->addr != ptr)
continue;
dvma_free(p->addr_dva, 16*1024, &p->addr);
*pp = p->next;
free(p, pool);
return;
}
printf("%s: attempt to free rogue pointer\n", sc->sc_dev.dv_xname);
}
int
cs4231_get_props(addr)
void *addr;
{
return (AUDIO_PROP_FULLDUPLEX);
}
int
cs4231_trigger_output(addr, start, end, blksize, intr, arg, param)
void *addr, *start, *end;
int blksize;
void (*intr)(void *);
void *arg;
struct audio_params *param;
{
struct cs4231_softc *sc = addr;
struct cs4231_regs *regs = sc->sc_regs;
struct cs_channel *chan = &sc->sc_playback;
struct cs_dma *p;
u_int8_t reg;
u_int32_t n, csr;
if (chan->cs_locked != 0) {
printf("cs4231_trigger_output: already running\n");
return (EINVAL);
}
chan->cs_locked = 1;
chan->cs_intr = intr;
chan->cs_arg = arg;
p = sc->sc_dmas;
while (p != NULL && p->addr != start)
p = p->next;
if (p == NULL) {
printf("cs4231_trigger_output: bad addr: %p\n", start);
return (EINVAL);
}
n = (char *)end - (char *)start;
/*
* Do only `blksize' at a time, so audio_pint() is kept
* synchronous with us...
*/
chan->cs_blksz = blksize;
chan->cs_curdma = p;
chan->cs_segsz = n;
if (n > chan->cs_blksz)
n = chan->cs_blksz;
chan->cs_cnt = n;
csr = regs->dma_csr;
regs->dma_pnva = (u_int32_t)p->addr_dva;
regs->dma_pnc = n;
if ((csr & APC_CSR_PDMA_GO) == 0 || (csr & APC_CSR_PPAUSE) != 0) {
regs->dma_csr &= ~(APC_CSR_PIE | APC_CSR_PPAUSE);
regs->dma_csr |= APC_CSR_EI | APC_CSR_GIE |
APC_CSR_PIE | APC_CSR_EIE |
APC_CSR_PMIE | APC_CSR_PDMA_GO;
regs->iar = SP_LOWER_BASE_COUNT;
regs->idr = 0xff;
regs->iar = SP_UPPER_BASE_COUNT;
regs->idr = 0xff;
regs->iar = SP_INTERFACE_CONFIG;
reg = regs->idr | PLAYBACK_ENABLE;
regs->iar = SP_INTERFACE_CONFIG;
regs->idr = reg;
}
return (0);
}
int
cs4231_trigger_input(addr, start, end, blksize, intr, arg, param)
void *addr, *start, *end;
int blksize;
void (*intr)(void *);
void *arg;
struct audio_params *param;
{
struct cs4231_softc *sc = addr;
struct cs_channel *chan = &sc->sc_capture;
struct cs_dma *p;
u_int32_t csr;
u_long n;
if (chan->cs_locked != 0) {
printf("%s: trigger_input: already running\n",
sc->sc_dev.dv_xname);
return (EINVAL);
}
chan->cs_locked = 1;
chan->cs_intr = intr;
chan->cs_arg = arg;
for (p = sc->sc_dmas; p->addr != start; p = p->next)
/*EMPTY*/;
if (p == NULL) {
printf("%s: trigger_input: bad addr: %p\n",
sc->sc_dev.dv_xname, start);
return (EINVAL);
}
n = (char *)end - (char *)start;
/*
* Do only `blksize' at a time, so audio_cint() is kept
* synchronous with us...
*/
chan->cs_blksz = blksize;
chan->cs_curdma = p;
chan->cs_segsz = n;
if (n > chan->cs_blksz)
n = chan->cs_blksz;
chan->cs_cnt = n;
sc->sc_regs->dma_cnva = (u_int32_t)p->addr_dva;
sc->sc_regs->dma_cnc = n;
csr = sc->sc_regs->dma_csr;
if ((csr & APC_CSR_CDMA_GO) == 0 || (csr & APC_CSR_CPAUSE) != 0) {
csr &= APC_CSR_CPAUSE;
csr |= APC_CSR_GIE | APC_CSR_CMIE | APC_CSR_CIE | APC_CSR_EI |
APC_CSR_CDMA_GO;
sc->sc_regs->dma_csr = csr;
cs4231_write(sc, CS_LOWER_REC_CNT, 0xff);
cs4231_write(sc, CS_UPPER_REC_CNT, 0xff);
cs4231_write(sc, SP_INTERFACE_CONFIG,
cs4231_read(sc, SP_INTERFACE_CONFIG) | CAPTURE_ENABLE);
}
if (sc->sc_regs->dma_csr & APC_CSR_CD) {
u_long nextaddr, togo;
p = chan->cs_curdma;
togo = chan->cs_segsz - chan->cs_cnt;
if (togo == 0) {
nextaddr = (u_int32_t)p->addr_dva;
chan->cs_cnt = togo = chan->cs_blksz;
} else {
nextaddr = sc->sc_regs->dma_cnva + chan->cs_blksz;
if (togo > chan->cs_blksz)
togo = chan->cs_blksz;
chan->cs_cnt += togo;
}
sc->sc_regs->dma_cnva = nextaddr;
sc->sc_regs->dma_cnc = togo;
}
return (0);
}