[alsa-devel] [PATCH 1/2] usb: Add native DSD support for Denon/Marantz DACs
Jurgen Kramer
gtmkramer at xs4all.nl
Fri Nov 28 14:04:30 CET 2014
This patch adds native DSD support for the following devices:
- Marantz SA-14S1
- Marants HD-DAC1
Signed-off-by: Jurgen Kramer <gtmkramer at xs4all.nl>
---
sound/usb/quirks.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index bc9ebb6..cc07388 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1213,5 +1213,16 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
break;
}
+ /* Denon/Marantz devices with USB DAC functionality */
+ switch(chip->usb_id) {
+ case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */
+ case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */
+ if (fp->altsetting == 2)
+ return SNDRV_PCM_FMTBIT_DSD_U32_BE;
+ break;
+ default:
+ break;
+ }
+
return 0;
}
--
1.9.3
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