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Lianqin Hutiwai
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ALSA: usb-audio: Add delay quirk for USB Audio Device
Audio control requests that sets sampling frequency sometimes fail on this card. Adding delay between control messages eliminates that problem. usb 1-1: New USB device found, idVendor=0d8c, idProduct=0014 usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 1-1: Product: USB Audio Device usb 1-1: Manufacturer: C-Media Electronics Inc. Signed-off-by: Lianqin Hu <[email protected]> Cc: <[email protected]> Signed-off-by: Takashi Iwai <[email protected]> Link: https://patch.msgid.link/TYUPR06MB6217E94D922B9BF422A73F32D2192@TYUPR06MB6217.apcprd06.prod.outlook.com
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sound/usb/quirks.c

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@@ -2239,6 +2239,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
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QUIRK_FLAG_CTL_MSG_DELAY_1M),
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DEVICE_FLG(0x0c45, 0x6340, /* Sonix HD USB Camera */
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QUIRK_FLAG_GET_SAMPLE_RATE),
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DEVICE_FLG(0x0d8c, 0x0014, /* USB Audio Device */
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QUIRK_FLAG_CTL_MSG_DELAY_1M),
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DEVICE_FLG(0x0ecb, 0x205c, /* JBL Quantum610 Wireless */
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QUIRK_FLAG_FIXED_RATE),
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DEVICE_FLG(0x0ecb, 0x2069, /* JBL Quantum810 Wireless */

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