Re: [PATCH] Fix stk-webcam.c build against 2.6.21

[hermann pitton <hermann-pitton@xxxxxxxx>]

Hi,

Am Montag, den 28.01.2008, 17:11 -0200 schrieb Mauro Carvalho Chehab:
> On Sun, 27 Jan 2008 22:56:43 +0000
> Darren Salt <linux@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
> 
> > Compile-tested against 2.6.21 and 2.6.23.
> > 
> > Signed-off-by: Darren Salt <linux@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> > 
> > diff --git a/v4l/compat.h b/v4l/compat.h
> > --- a/v4l/compat.h
> > +++ b/v4l/compat.h
> > @@ -509,6 +509,12 @@ do {									\
> >  	.bInterfaceSubClass = (sc), .bInterfaceProtocol = (pr)
> >  #endif
> >  
> > +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
> > +/* from include/linux/list.h */
> > +#define list_first_entry(ptr, type, member) \
> > +	list_entry((ptr)->next, type, member)
> > +#endif
> > +
> >  #endif
> 
> This is just a hack. I doubt that stk-webcam would work with this.
> 
> stk-webcam requires, at least, kernel version 2.6.22. The proper compatibility
> code is already at v4l/versions.txt. The building system is capable of
> processing this and unselect the drivers, if you have a kernel lower than
> 2.6.22.
> 
> All needed is to do "make allmodconfig" to re-generate the proper defines. This
> will auto-unselect stk-webcam, removing the compilation issue.


Mauro,

there is a typo in versions.txt, the CONFIG_ is too much.
Change it to USB_STKWEBCAM only.

We also get lots of warnings now for v4l2_i2c_attach undefined from many
modules including tuner.ko.

Cheers,
Hermann



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