u8-audio-for-linux-4.11.patch

--- linux-source-4.11-orig/sound/usb/quirks-table.h	2017-06-17 05:47:27.000000000 +0100
+++ linux-source-4.11/sound/usb/quirks-table.h	2017-12-08 03:01:43.885329452 +0000
@@ -631,11 +631,37 @@
 		.data = (const struct snd_usb_audio_quirk[]) {
 			{
 				.ifnum = 0,
-				.type = QUIRK_IGNORE_INTERFACE
+				.type = QUIRK_AUDIO_FIXED_ENDPOINT,
+				.data = & (const struct audioformat) {
+					.formats = SNDRV_PCM_FMTBIT_S16_LE,
+					.channels = 4,
+					.iface = 0,
+					.altsetting = 1,
+					.altset_idx = 1,
+					.attributes = 0,
+					.endpoint = 0x01,
+					.ep_attr = 0x09,
+					.rates = SNDRV_PCM_RATE_CONTINUOUS,
+					.rate_min = 44100,
+					.rate_max = 44100,
+				}
 			},
 			{
 				.ifnum = 1,
-				.type = QUIRK_IGNORE_INTERFACE
+				.type = QUIRK_AUDIO_FIXED_ENDPOINT,
+				.data = & (const struct audioformat) {
+					.formats = SNDRV_PCM_FMTBIT_S16_LE,
+					.channels = 2,
+					.iface = 1,
+					.altsetting = 1,
+					.altset_idx = 1,
+					.attributes = UAC_EP_CS_ATTR_FILL_MAX,
+					.endpoint = 0x81,
+					.ep_attr = 0x05,
+					.rates = SNDRV_PCM_RATE_CONTINUOUS,
+					.rate_min = 44100,
+					.rate_max = 44100,
+				}
 			},
 			{
 				.ifnum = 2,
@@ -3020,12 +3046,13 @@
 					.attributes = 0x00,
 					.endpoint = 0x03,
 					.ep_attr = USB_ENDPOINT_SYNC_ASYNC,
-					.rates = SNDRV_PCM_RATE_48000,
-					.rate_min = 48000,
+					.rates = SNDRV_PCM_RATE_44100|
+						SNDRV_PCM_RATE_48000,
+					.rate_min = 44100,
 					.rate_max = 48000,
-					.nr_rates = 1,
+					.nr_rates = 2,
 					.rate_table = (unsigned int[]) {
-						48000
+						44100, 48000
 					}
 				}
 			},
@@ -3045,12 +3072,13 @@
 					.attributes = UAC_EP_CS_ATTR_SAMPLE_RATE,
 					.endpoint = 0x85,
 					.ep_attr = USB_ENDPOINT_SYNC_SYNC,
-					.rates = SNDRV_PCM_RATE_48000,
-					.rate_min = 48000,
+					.rates = SNDRV_PCM_RATE_44100|
+						SNDRV_PCM_RATE_48000,
+					.rate_min = 44100,
 					.rate_max = 48000,
-					.nr_rates = 1,
+					.nr_rates = 2,
 					.rate_table = (unsigned int[]) {
-						48000
+						44100, 48000
 					}
 				}
 			},