Re: [pwc] PWC problems on Mandrake linux 10.1

[Patrik Jakobsson <>]

Surjit Bains wrote:

> Hi,
>
> I followed the instructions for installing the pwc driver module
> (replacing old pwc etc)
>
>
> and I can see the driver loaded via lsmod
>
> I don't seem able to get above the 320x240 limit and can't pan or tilt
> ( camera is a logitech sphere)
>
> here is the output from  Orbitview and dmesg
>
> ./OrbitView -?
> Error while doing ioctl VIDIOCGCAP: Bad file descriptor
> Current device: ÷ÿ¿ Ø
> Error while doing ioctl VIDIOCPWCPROBE: Bad file descriptor
> Warning: this might not be a Philips compatible webcam!
> VIDIOCPWCPROBE returns:  öÿ¿HH@ Höÿ¿´È@¸@ - -1073744192
> Error while doing ioctl VIDIOCGWIN: Bad file descriptor
> Resolution (x, y): 1076429336, 4680
> Offset: 15, 0
> Framerate: 63
> Error while doing ioctl VIDIOCGPICT: Bad file descriptor
> Brightness: 0
> Hue: 0
> Colour: 51440
> Contrast: 16394
> Whiteness: 0
> Palette: Describe me
> Error while doing ioctl VIDIOCPWCGCQUAL: Bad file descriptor
> Compression preference: 0
> Error while doing ioctl VIDIOCPWCGAGC: Bad file descriptor
> Automatic gain control: 0
> Error while doing ioctl VIDIOCPWCGAWB: Bad file descriptor
> Whitebalance mode: unknown!
> Blinking of LED is not supported by the combination
> of your webcam and the driver.
> Error while doing ioctl VIDIOCPWCGCONTOUR: Bad file descriptor
> Sharpness: 0
> Error while doing ioctl VIDIOCPWCGBACKLIGHT: Bad file descriptor
> Backlight compensation mode: off
> Anti-flicker mode is not supported by the combination
> of your webcam and the driver.
> Noise reduction mode is not supported by the combination
> of your webcam and the driver.
> Pan/tilt range is not supported by the combination
> of your webcam and the driver.
> Get pan/tilt position is not supported by the combination
> of your webcam and the driver.
>
>
> pwc Philips webcam module version 9.0.1 loaded.
> pwc Supports Philips PCA645/646, PCVC675/680/690,
> PCVC720[40]/730/740/750 & PCVC830/840.
> pwc Also supports the Askey VC010, various Logitech Quickcams, Samsung
> MPC-C10 and MPC-C30,
> pwc the Creative WebCam 5 & Pro Ex, SOTEC Afina Eye and Visionite
> VCS-UC300 and VCS-UM100.
> pwc Logitech QuickCam Orbit/Sphere USB webcam detected.
> pwc Registered as /dev/video1.
> usbcore: registered new driver Philips webcam
> pwc Failed to set LED on/off time.
> pwc set_video_mode(176x144 @ 10, palette 15).
> pwc decode_size = 1.
> pwc set_video_mode(640x480 @ 30, palette 15).
> pwc VIDEO_PALETTE_ not RAW: going beyond view_max.
> pwc Could not find suitable size.
> pwc pwc_set_video_mode attempt 1 failed.
> pwc set_video_mode(176x144 @ 10, palette 15).
> pwc decode_size = 1.
> pwc set_video_mode(160x120 @ 10, palette 15).
> pwc decode_size = 1.
> pwc set_video_mode(640x480 @ 30, palette 15).
> pwc VIDEO_PALETTE_ not RAW: going beyond view_max.
> pwc Could not find suitable size.
> pwc pwc_set_video_mode attempt 1 failed.
> pwc set_video_mode(160x120 @ 10, palette 15).
> pwc decode_size = 1.
> pwc set_video_mode(160x120 @ 10, palette 15).
> pwc decode_size = 1.
> pwc set_video_mode(310x240 @ 30, palette 15).
> pwc decode_size = 1.
>
> any clues greatly appreciated.
>
> regards
>
> Surj
>
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>
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Your dmesg output says "pwc Philips webcam module version 9.0.1 loaded"
so you're still running the old driver and probably without the pwcx module.

   Patrik Jakobsson
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