[linux-dvb] [Patch] saa7146: 'wait_for_debi_done' fixes

Oliver Endriss o.endriss at gmx.de
Fri Nov 2 05:22:20 CET 2007


Oliver Endriss wrote:
> @all users of saa7146-based cards
> 
> (drivers: dvb-ttpci, budget, budget-ci, budget-av)
> 
> Please test whether the attached patch has any negative effects.
> 
> Two fixes for the 'saa7146_wait_for_debi_done' code:
> (a) Timeout did not work when the routine was called with interrupts
>     disabled.
> (b) Reduce PCI I/O load caused by saa7146_wait_for_debi_done.
>     Seems to be very important on fast machines!
> 
> Based on a patch posted by e9hack at vdr-portal.
> 
> If nobody complains I will commit this patch next week.

Patch has been committed with slight modifications.

CU
Oliver

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