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[ALSA] snd-emu10k1:Support for ADAT and S/PDIF. 

Patch submitted by Ctirad Fertr
<c.fertr@volny.cz>

Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
James Courtier-Dutton 2007-07-23 20:30:22 +01:00 коммит произвёл Jaroslav Kysela
Родитель aaccf54f63
Коммит edec7bbb22
2 изменённых файлов: 49 добавлений и 9 удалений
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6
sound/pci/emu10k1/emu10k1_main.c
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@ -872,8 +872,8 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, &reg );
snd_printk(KERN_INFO "emu1010: Card options=0x%x\n",reg);
snd_emu1010_fpga_read(emu, EMU_HANA_OPTICAL_TYPE, &tmp );
/* ADAT input. */
snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, 0x01 );
/* Optical -> ADAT I/O */
snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, EMU_HANA_OPTICAL_IN_ADAT | EMU_HANA_OPTICAL_OUT_ADAT );
snd_emu1010_fpga_read(emu, EMU_HANA_ADC_PADS, &tmp );
/* Set no attenuation on Audio Dock pads. */
snd_emu1010_fpga_write(emu, EMU_HANA_ADC_PADS, 0x00 );
@ -1150,7 +1150,7 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
emu->emu1010.output_source[23] = 28;
/* TEMP: Select SPDIF in/out */
snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, 0x0); /* Output spdif */
//snd_emu1010_fpga_write(emu, EMU_HANA_OPTICAL_TYPE, 0x0); /* Output spdif */
/* TEMP: Select 48kHz SPDIF out */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, 0x0); /* Mute all */

52
sound/pci/emu10k1/emumixer.c
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@ -501,17 +501,19 @@ static struct snd_kcontrol_new snd_emu1010_dac_pads[] __devinitdata = {
static int snd_emu1010_internal_clock_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
static char *texts[2] = {
"44100", "48000"
static char *texts[4] = {
"44100", "48000", "SPDIF", "ADAT"
};
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = 2;
if (uinfo->value.enumerated.item > 1)
uinfo->value.enumerated.item = 1;
uinfo->value.enumerated.items = 4;
if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
return 0;
}
static int snd_emu1010_internal_clock_get(struct snd_kcontrol *kcontrol,
@ -569,6 +571,44 @@ static int snd_emu1010_internal_clock_put(struct snd_kcontrol *kcontrol,
/* Unmute all */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE );
break;
case 2: /* Take clock from S/PDIF IN */
/* Mute all */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_MUTE );
/* Default fallback clock 48kHz */
snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, EMU_HANA_DEFCLOCK_48K );
/* Word Clock source, sync to S/PDIF input */
snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK,
EMU_HANA_WCLOCK_HANA_SPDIF_IN | EMU_HANA_WCLOCK_1X );
/* Set LEDs on Audio Dock */
snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2,
EMU_HANA_DOCK_LEDS_2_EXT | EMU_HANA_DOCK_LEDS_2_LOCK );
/* FIXME: We should set EMU_HANA_DOCK_LEDS_2_LOCK only when clock signal is present and valid */
/* Allow DLL to settle */
msleep(10);
/* Unmute all */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE );
break;
case 3:
/* Take clock from ADAT IN */
/* Mute all */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_MUTE );
/* Default fallback clock 48kHz */
snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, EMU_HANA_DEFCLOCK_48K );
/* Word Clock source, sync to ADAT input */
snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK,
EMU_HANA_WCLOCK_HANA_ADAT_IN | EMU_HANA_WCLOCK_1X );
/* Set LEDs on Audio Dock */
snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, EMU_HANA_DOCK_LEDS_2_EXT | EMU_HANA_DOCK_LEDS_2_LOCK );
/* FIXME: We should set EMU_HANA_DOCK_LEDS_2_LOCK only when clock signal is present and valid */
/* Allow DLL to settle */
msleep(10);
/* Unmute all */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE );
break;
}
}
return change;