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idbentley

Member

Registered: 2020-09-02

Posts: 4

Webcam suddenly failed

I have been using my webcam successfully until today, when it seems to have suddenly failed.

Computer is a Lenovo Thinkpad X1 Carbon Gen 7.  Webcam is built-in.

Here's the related output from dmesg.  I'm not sure how to diagnose this.

[    2.446320] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
[    2.446581] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input10

[    3.806915] mc: Linux media interface: v0.10
[    3.837446] videodev: Linux video capture interface: v2.00
[    3.874861] uvcvideo: Found UVC 1.00 device Integrated Camera (13d3:56bb)
[    3.875167] uvcvideo: Failed to query (GET_INFO) UVC control 2 on unit 1: -32 (exp. 1).
[    3.877673] uvcvideo: Failed to query (GET_INFO) UVC control 3 on unit 1: -32 (exp. 1).
[    3.878683] uvcvideo: Failed to query (GET_INFO) UVC control 4 on unit 1: -32 (exp. 1).
[    3.879645] uvcvideo: Failed to query (GET_INFO) UVC control 2 on unit 2: -32 (exp. 1).
[    3.880642] uvcvideo: Failed to query (GET_INFO) UVC control 3 on unit 2: -32 (exp. 1).
[    3.881625] uvcvideo: Failed to query (GET_INFO) UVC control 6 on unit 2: -32 (exp. 1).

[    3.882563] uvcvideo: Failed to query (GET_INFO) UVC control 7 on unit 2: -32 (exp. 1).
[    3.883976] uvcvideo: Failed to query (GET_INFO) UVC control 8 on unit 2: -32 (exp. 1).
[    3.885223] uvcvideo: Failed to query (GET_INFO) UVC control 9 on unit 2: -32 (exp. 1).
[    3.886121] uvcvideo: Failed to query (GET_INFO) UVC control 10 on unit 2: -32 (exp. 1).
[    3.887112] uvcvideo: Failed to query (GET_INFO) UVC control 1 on unit 2: -32 (exp. 1).
[    3.888091] uvcvideo: Failed to query (GET_INFO) UVC control 5 on unit 2: -32 (exp. 1).
[    3.889087] uvcvideo: Failed to query (GET_INFO) UVC control 11 on unit 2: -32 (exp. 1).
[    3.891981] uvcvideo: UVC non compliance - GET_DEF(PROBE) not supported. Enabling workaround.
[    3.892303] uvcvideo: Failed to query (129) UVC probe control : -32 (exp. 26).
[    3.892305] uvcvideo: Failed to initialize the device (-5).

Relavent lines from `lsusb`

Bus 001 Device 003: ID 13d3:56bb IMC Networks Integrated Camera

Last edited by idbentley (2020-09-02 18:43:17)