Re: 2.4.14 cpia driver IS broke

Jakob Kemi
2001-11-19T11:06:28Z

It's the new parport code in 2.4.14 which breaks things.
I haven't been able to use my Webcam drivers either since 2.4.14. And after
some research in the parport code I found that something is broken with the
new (2.4.14) code when doing ECP transfers (maybe EPP as well).

On Mondayen den 19 November 2001 06.41, Joe wrote:
> Earlier this week I reported cpia driver not finidng the /dev/video0 as
> a bug. I did a little research and at first I thought it was RH 7.2 or
> the linux kernel, but it is not RH it is the linux kernel. The cpia
> driver in 2.4.14 is broke! (at least on my system)
>
> This is the driver for the webcam II parallel port module.
>
> (From 2.4.13) The output of the file /proc/cpia/video0 should show the
> following:
>
> cat /proc/cpia/video0 |head
> read-only
> -----------------------
> V4L Driver version: 0.7.4
> CPIA Version: 1.20 (1.0)
> CPIA PnP-ID: 0553:0002:0100
> VP-Version: 1.0 0100
> system_state: 0x02
> grab_state: 0x00
> stream_state: 0x00
> fatal_error: 0x00
> Current Directory = ~
>
> but it does not, in fact in 2.4.14 it shows CPIA Version: 0.00 and
> everything else is 0 as well.
>
> I have reverted back to 2.4.13 but would like to let the maintainers
> know. If you look at the 2.4.14 patch the code for the cpia driver has
> changed. I am not sure if it is the cpia driver itselef or the video
> subsystem (v4l/v4l2). If anyone knows how to contact the maintainers
> and let them know that this code is not working great.
>
> zcat /public/untarred/patch-2.4.14.gz |grep cpia |head
> diff -u --recursive --new-file v2.4.13/linux/drivers/media/video/cpia.c
> linux/drivers/media/video/cpia.c
> --- v2.4.13/linux/drivers/media/video/cpia.c Tue Oct 9 17:06:51 2001
> +++ linux/drivers/media/video/cpia.c Thu Oct 25 13:53:47 2001
> - proc_cpia_create();
> - request_module("cpia_pp");
> - request_module("cpia_usb");
>
> oh I am not on the list
> thanks
> Joe
>
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