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-rw-r--r--sound/usb/quirks.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index a8ece1701068..6c2dfd3bfcbf 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1806,6 +1806,19 @@ void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
*/
fp->attributes &= ~UAC_EP_CS_ATTR_FILL_MAX;
break;
+ case USB_ID(0x1235, 0x8202): /* Focusrite Scarlett 2i2 2nd gen */
+ case USB_ID(0x1235, 0x8205): /* Focusrite Scarlett Solo 2nd gen */
+ /*
+ * Reports that playback should use Synch: Synchronous
+ * while still providing a feedback endpoint.
+ * Synchronous causes snapping on some sample rates.
+ * Force it to use Synch: Asynchronous.
+ */
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
+ fp->ep_attr |= USB_ENDPOINT_SYNC_ASYNC;
+ }
+ break;
}
}