From: Lianqin Hu <hulianqin@xxxxxxxx> commit ad5b205f9e022b407d91f952faddd05718be2866 upstream. 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 <hulianqin@xxxxxxxx> Cc: <stable@xxxxxxxxxxxxxxx> Signed-off-by: Takashi Iwai <tiwai@xxxxxxx> Link: https://patch.msgid.link/TYUPR06MB6217E94D922B9BF422A73F32D2192@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- sound/usb/quirks.c | 2 ++ 1 file changed, 2 insertions(+) --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1836,6 +1836,8 @@ static const struct usb_audio_quirk_flag QUIRK_FLAG_CTL_MSG_DELAY_1M), DEVICE_FLG(0x0c45, 0x6340, /* Sonix HD USB Camera */ QUIRK_FLAG_GET_SAMPLE_RATE), + DEVICE_FLG(0x0d8c, 0x0014, /* USB Audio Device */ + QUIRK_FLAG_CTL_MSG_DELAY_1M), DEVICE_FLG(0x0ecb, 0x205c, /* JBL Quantum610 Wireless */ QUIRK_FLAG_FIXED_RATE), DEVICE_FLG(0x0ecb, 0x2069, /* JBL Quantum810 Wireless */ Patches currently in stable-queue which might be from hulianqin@xxxxxxxx are queue-5.15/revert-usb-gadget-u_serial-disable-ep-before-setting-port-to-null-to-fix-the-crash-caused-by-port-being-null.patch queue-5.15/alsa-usb-audio-add-delay-quirk-for-usb-audio-device.patch
