It mislabels its 96 kHz altsetting and that's why it causes some noise
Cc: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Daehwan Jung dh10.jung@samsung.com --- sound/usb/format.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/sound/usb/format.c b/sound/usb/format.c index 2287f8c..eb216fe 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -223,9 +223,11 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof continue; /* C-Media CM6501 mislabels its 96 kHz altsetting */ /* Terratec Aureon 7.1 USB C-Media 6206, too */ + /* Ozone Z90 USB C-Media, too */ if (rate == 48000 && nr_rates == 1 && (chip->usb_id == USB_ID(0x0d8c, 0x0201) || chip->usb_id == USB_ID(0x0d8c, 0x0102) || + chip->usb_id == USB_ID(0x0d8c, 0x0078) || chip->usb_id == USB_ID(0x0ccd, 0x00b1)) && fp->altsetting == 5 && fp->maxpacksize == 392) rate = 96000;