ALSA: usb-audio: Add DSD support for iBasso DC04U
Vendor ID 0x0661 is assigned to Hamamatsu Photonics K.K.,
but is used by iBasso for iBasso DC04U (0x0661:0x0883),
which supports native DSD playback.
This patch adds QUIRK_FLAG_DSD_RAW for iBasso DC04U, enabling
native DSD playback (DSD_U32_BE). The change has been verified
on Arch Linux using mpd and pw-cat.
Signed-off-by: Qihang Guo <v-conet@outlook.com>
Link: https://patch.msgid.link/TYYPR01MB14098529E0BD900921BE6F42CF465A@TYYPR01MB14098.jpnprd01.prod.outlook.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>