[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>
diff --git a/sound/pci/emu10k1/emumixer.c b/sound/pci/emu10k1/emumixer.c
index 6c26319..692b871 100644
--- a/sound/pci/emu10k1/emumixer.c
+++ b/sound/pci/emu10k1/emumixer.c
@@ -501,17 +501,19 @@
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 @@
/* 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;