The HUAWEI USB-C headset (VID:0x12d1, PID:0x3a07) reported it supports 96khz. However there will be some random issue under 96khz. Not sure if there is any alternate setting could be applied. Hence 48khz is suggested to be applied at this moment.
Signed-off-by: Macpaul Lin macpaul.lin@mediatek.com Signed-off-by: Eddie Hung eddie.hung@mediatek.com --- sound/usb/format.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/sound/usb/format.c b/sound/usb/format.c index 1b28d01..6f6e79b 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -217,6 +217,11 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof (chip->usb_id == USB_ID(0x041e, 0x4064) || chip->usb_id == USB_ID(0x041e, 0x4068))) rate = 8000; + /* Huawei headset can't support 96kHz fully */ + if (rate == 96000 && + chip->usb_id == USB_ID(0x12d1, 0x3a07) && + le16_to_cpu(udev->descriptor.bcdDevice) == 0x49) + continue;
fp->rate_table[fp->nr_rates] = rate; if (!fp->rate_min || rate < fp->rate_min)