Re: [linux-uvc-devel] HP EliteBook 800 G5 series UVC Camera does not work

[Danny Al-G. <dan...@bi...>]

Hi,

I managed to enable the camera with 4.16.8. I needed these two kernel
patches:
https://lkml.org/lkml/2018/3/21/202
https://lkml.org/lkml/2018/5/8/1117

Danny

Am 16.04.2018 um 12:33 schrieb Danny Al-Gaaf:
> Hi,
> 
> I have a HP EliteBook 830 G5. HP uses a Realtek-IR-Camera (at least it's
> covered by a Realtek Windows driver) which seems to be not support by
> the uvcvideo kernel driver yet.
> 
> The device is:
> 
> Bus 001 Device 007: ID 05c8:0808 Cheng Uei Precision Industry Co., Ltd
> (Foxlink)
> 
> Loading the module with trace=0xfff produces this:
> 
> [336867.635579] USB Video Class driver (1.1.1)
> [337270.817146] usbcore: deregistering interface driver uvcvideo
> [338504.353407] uvcvideo: Probing generic UVC device 9
> [338504.354528] uvcvideo: Found format YUV 4:2:2 (YUYV).
> [338504.354533] uvcvideo: - 640x480 (30.0 fps)
> [338504.354536] uvcvideo: - 320x180 (30.0 fps)
> [338504.354539] uvcvideo: - 320x240 (30.0 fps)
> [338504.354541] uvcvideo: - 424x240 (30.0 fps)
> [338504.354544] uvcvideo: - 640x360 (30.0 fps)
> [338504.354546] uvcvideo: Found format MJPEG.
> [338504.354548] uvcvideo: - 640x480 (30.0 fps)
> [338504.354551] uvcvideo: - 320x180 (30.0 fps)
> [338504.354554] uvcvideo: - 320x240 (30.0 fps)
> [338504.354556] uvcvideo: - 424x240 (30.0 fps)
> [338504.354559] uvcvideo: - 640x360 (30.0 fps)
> [338504.354561] uvcvideo: - 848x480 (30.0 fps)
> [338504.354563] uvcvideo: - 960x540 (30.0 fps)
> [338504.354566] uvcvideo: - 1280x720 (30.0 fps)
> [338504.356489] uvcvideo: Found a Status endpoint (addr 83).
> [338504.356496] uvcvideo: Found UVC 1.50 device HP HD Camera (05c8:0808)
> [338504.356507] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000001/2 to device 9 entity 1
> [338504.356512] uvcvideo: Adding mapping 'Exposure, Auto' to control
> 00000000-0000-0000-0000-000000000001/2.
> [338504.356518] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000001/3 to device 9 entity 1
> [338504.356522] uvcvideo: Adding mapping 'Exposure, Auto Priority' to
> control 00000000-0000-0000-0000-000000000001/3.
> [338504.356526] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000001/4 to device 9 entity 1
> [338504.356530] uvcvideo: Adding mapping 'Exposure (Absolute)' to
> control 00000000-0000-0000-0000-000000000001/4.
> [338504.356536] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/2 to device 9 entity 2
> [338504.356539] uvcvideo: Adding mapping 'Brightness' to control
> 00000000-0000-0000-0000-000000000101/2.
> [338504.356544] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/3 to device 9 entity 2
> [338504.356547] uvcvideo: Adding mapping 'Contrast' to control
> 00000000-0000-0000-0000-000000000101/3.
> [338504.356551] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/6 to device 9 entity 2
> [338504.356554] uvcvideo: Adding mapping 'Hue' to control
> 00000000-0000-0000-0000-000000000101/6.
> [338504.356558] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/7 to device 9 entity 2
> [338504.356561] uvcvideo: Adding mapping 'Saturation' to control
> 00000000-0000-0000-0000-000000000101/7.
> [338504.356565] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/8 to device 9 entity 2
> [338504.356568] uvcvideo: Adding mapping 'Sharpness' to control
> 00000000-0000-0000-0000-000000000101/8.
> [338504.356572] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/9 to device 9 entity 2
> [338504.356575] uvcvideo: Adding mapping 'Gamma' to control
> 00000000-0000-0000-0000-000000000101/9.
> [338504.356586] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/10 to device 9 entity 2
> [338504.356589] uvcvideo: Adding mapping 'White Balance Temperature' to
> control 00000000-0000-0000-0000-000000000101/10.
> [338504.356593] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/1 to device 9 entity 2
> [338504.356596] uvcvideo: Adding mapping 'Backlight Compensation' to
> control 00000000-0000-0000-0000-000000000101/1.
> [338504.356600] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/5 to device 9 entity 2
> [338504.356604] uvcvideo: Adding mapping 'Power Line Frequency' to
> control 00000000-0000-0000-0000-000000000101/5.
> [338504.356608] uvcvideo: Added control
> 00000000-0000-0000-0000-000000000101/11 to device 9 entity 2
> [338504.356612] uvcvideo: Adding mapping 'White Balance Temperature,
> Auto' to control 00000000-0000-0000-0000-000000000101/11.
> [338504.356617] uvcvideo: Scanning UVC chain: OT 3 <- XU 6 <- XU 4 <- PU
> 2 <- IT 1
> [338504.356631] uvcvideo: Found a valid video chain (1 -> 3).
> [338504.357861] uvcvideo: UVC non compliance - GET_DEF(PROBE) not
> supported. Enabling workaround.
> [338504.358463] uvcvideo: Failed to query (129) UVC probe control : -75
> (exp. 34).
> [338504.358472] uvcvideo: Failed to initialize the device (-5).
> [338504.358547] uvcvideo: Probing generic UVC device 9
> [338504.359867] uvcvideo: Found format IR 8-bit (L8_IR).
> [338504.359873] uvcvideo: - 340x340 (30.0 fps)
> [338504.359886] uvcvideo: Found a Status endpoint (addr 85).
> [338504.359891] uvcvideo: Found UVC 1.50 device HP HD Camera (05c8:0808)
> [338504.359902] uvcvideo: Scanning UVC chain: OT 8 <- XU 10 <- XU 12 <-
> PU 9 <- IT 11
> [338504.359920] uvcvideo: Found a valid video chain (11 -> 8).
> [338504.361475] uvcvideo: UVC non compliance - GET_DEF(PROBE) not
> supported. Enabling workaround.
> [338504.362115] uvcvideo: Failed to query (129) UVC probe control : -75
> (exp. 34).
> [338504.362125] uvcvideo: Failed to initialize the device (-5).
> [338504.362307] usbcore: registered new interface driver uvcvideo
> [338504.362309] USB Video Class driver (1.1.1)
> [338506.840817] uvcvideo: Suspending interface 3
> [338506.840820] uvcvideo: Suspending interface 1
> 
> 
> The "Unknown video format" issue I solved by adding the "IR 8-bit
> (L8_IR)" patch, but it does not really solve the issue, there is no
> device in /dev .
> 
> Is there anything I can do to make this device work under linux?
> 
> lsusb output for the device is here:
> https://gist.github.com/dalgaaf/bdef40f8e8b31c3a4c79ad7ec2b6b10b
> 
> Danny
>