2022-04-22 15:00:47 +00:00
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From f33fff3dfbd19bfa3003d441e0c83e73ef8bb5ba Mon Sep 17 00:00:00 2001
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2021-11-24 17:32:01 +00:00
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From: Jonathan Bell <jonathan@raspberrypi.com>
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Date: Thu, 15 Apr 2021 13:15:14 +0100
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2022-04-22 15:00:47 +00:00
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Subject: [PATCH 478/828] sound/usb: add device quirks for A4Tech FHD 1080p
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2021-11-24 17:32:01 +00:00
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webcams
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These devices use a type of Sonix chipset that produces broken microphone
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data if suspended/resumed.
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They also don't support readback of the sample rate.
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Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
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---
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sound/usb/quirks.c | 2 ++
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1 file changed, 2 insertions(+)
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--- a/sound/usb/quirks.c
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+++ b/sound/usb/quirks.c
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2022-04-22 15:00:47 +00:00
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@@ -1900,6 +1900,8 @@ static const struct usb_audio_quirk_flag
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2021-11-24 17:32:01 +00:00
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QUIRK_FLAG_ALIGN_TRANSFER),
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DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */
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QUIRK_FLAG_GET_SAMPLE_RATE),
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+ DEVICE_FLG(0x09da, 0x2695, /* A4Tech FHD 1080p webcam */
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+ QUIRK_FLAG_DISABLE_AUTOSUSPEND | QUIRK_FLAG_GET_SAMPLE_RATE),
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/* Vendor matches */
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VENDOR_FLG(0x045e, /* MS Lifecam */
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