git.openwrt.org Git - openwrt/staging/linusw.git/blob

   1 From 01160071692034601de24ff811b1996481bfea55 Mon Sep 17 00:00:00 2001
   2 From: Jonathan Bell <jonathan@raspberrypi.com>
   3 Date: Thu, 15 Apr 2021 13:15:14 +0100
   4 Subject: [PATCH] sound/usb: add device quirks for A4Tech FHD 1080p
   5  webcams
   6
   7 These devices use a type of Sonix chipset that produces broken microphone
   8 data if suspended/resumed.
   9
  10 They also don't support readback of the sample rate.
  11
  12 Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
  13 ---
  14  sound/usb/quirks.c | 2 ++
  15  1 file changed, 2 insertions(+)
  16
  17 --- a/sound/usb/quirks.c
  18 +++ b/sound/usb/quirks.c
  19 @@ -1902,6 +1902,8 @@ static const struct usb_audio_quirk_flag
  20                    QUIRK_FLAG_ALIGN_TRANSFER),
  21         DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */
  22                    QUIRK_FLAG_GET_SAMPLE_RATE),
  23 +       DEVICE_FLG(0x09da, 0x2695, /* A4Tech FHD 1080p webcam */
  24 +                  QUIRK_FLAG_DISABLE_AUTOSUSPEND | QUIRK_FLAG_GET_SAMPLE_RATE),
  25
  26         /* Vendor matches */
  27         VENDOR_FLG(0x045e, /* MS Lifecam */