[linux-dvb] Re: Problem with dvb and kernel 2.5.72

[Holger Waechtler <holger@convergence.de>]

Michael Hunold wrote:
> Hello Dirk,
>
> > make bzImage works now but make modules fails:
>
> Ok, I have tried this out and I can confirm these problems.
>
> > drivers/media/dvb/dvb-core/dvb_net.c:48: field `tq' has incomplete type
> > drivers/media/dvb/dvb-core/dvb_net.c: In function 
> > `dvb_net_set_multicast_list':
> > drivers/media/dvb/dvb-core/dvb_net.c:350: warning: implicit 
> > declaration of function `schedule_task'
> > drivers/media/dvb/dvb-core/dvb_net.c: In function `dvb_net_add_if':
> > drivers/media/dvb/dvb-core/dvb_net.c:476: warning: implicit 
> > declaration of function `PREPARE_TQUEUE'
> > drivers/media/dvb/dvb-core/dvb_net.c: In function `dvb_net_remove_if':
> > drivers/media/dvb/dvb-core/dvb_net.c:500: `tqueue_lock' undeclared 
> > (first use in this function)
> > drivers/media/dvb/dvb-core/dvb_net.c:500: (Each undeclared identifier 
> > is reported only once
>
> The net stuff has been updated by Holger lately. Unfortunately, it does 
> not work with 2.5 any more. As Holger has already pointed out, most of 
> the stuff can be fixed by #defines in "dvb_compat.h":
>
> #include <linux/tqueue.h>
> #define work_struct tq_struct
> #define INIT_WORK INIT_TQUEUE
> #define schedule_work schedule_task
>
> But: the global lock "tqueue_lock" has gone, a wild guess is that 
> instead of
>     spin_lock_irqrestore(&tqueue_lock, flags);
> the same effect can be expressed as:
>     spin_lock_irqsave(&priv->tq.timer.lock, flags);
>
> One thing left is the "list handling", but I don't know how to fix that, 
> not to mention that I cannot test any of these changes... ;-)
I'll look into this today.

> > My second problem:
> >
> > I miss the script driver.av7110 which is described in the README file.
>
> Hm, it has been removed by Holger, too, I don't know why. Perhaps the 
> users should use "insmod.sh" instead?
Right, and we should mention that the use should only load the modules 
he really needs on the long run to save memory and startup-time...

> If so, please change my excellent documentation the next time... ;-)
:) ok.

Holger



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