ALSA: usb-audio: Add native DSD support for Denon/Marantz DACs
This patch adds native DSD support for the following devices:
- Marantz SA-14S1
- Marants HD-DAC1
Signed-off-by: Jurgen Kramer <gtmkramer@xs4all.nl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 2c1018e..a9d4add 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1213,5 +1213,16 @@
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;
}