On Tue, 31 Mar 2009, morimoto.kuninori@xxxxxxxxxxx wrote:
>
> Hi Guennadi
>
> I tyied to use latest Linux 2.6.29 from Paul's git
> git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6.git
>
> soc_camera doesn't work on it.
> And I found the reason.
>
> -------------
> static int soc_camera_open(struct file *file)
> {
> ...
> if (icd->use_count == 1) {
> /* Restore parameters before the last close() per V4L2 API */
> struct v4l2_format f = {
> .type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
> .fmt.pix = {
> .width = icd->width,
> .height = icd->height,
> .field = icd->field,
> => .pixelformat = icd->current_fmt->fourcc,
> => .colorspace = icd->current_fmt->colorspace,
> },
> };
> ...
> ret = soc_camera_set_fmt(icf, &f);
> -------------
>
> now, icd->current_fmt seems NULL.
> So, I can not call soc_camera_set_fmt.
Strange, it should not be NULL, it should be initialised in
soc_camera_init_user_formats() during probing. Could you verify whether it
gets initialised there?
Thanks
Guennadi
---
Guennadi Liakhovetski, Ph.D.
Freelance Open-Source Software Developer
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