ALSA: usb-audio: Add sample rate inquiry quirk for AudioQuest DragonFly

Avoid getting sample rate on AudioQuest DragonFly as it is unsupported
and causes noisy "cannot get freq at ep 0x1" messages when playback
starts.

Signed-off-by: Anssi Hannula <[email protected]>
Cc: <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>

diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 7016ad8981873ca046000d631ac112c12ed62dc1..b6c0c8e3b450c5f0dd41ea308f61efe15b3446b8 100644 (file)
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1125,6 +1125,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
        case USB_ID(0x045E, 0x0779): /* MS Lifecam HD-3000 */
        case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */
        case USB_ID(0x074D, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */
+       case USB_ID(0x21B4, 0x0081): /* AudioQuest DragonFly */
                return true;
        }
        return false;