Re: 2.6.19 timer API changes

[Sergei Shtylyov <sshtylyov@ru.mvista.com>]

Hello, I wrote:

> > +
> > +static void pnx8550_timer_ack(void)
> > +{
> > +    write_c0_compare(cycles_per_jiffy);
> > +}
> > +
> > +static cycle_t pnx8550_hpt_read(void)
> > +{
> > +    /* FIXME: we should use timer2 or timer3 as freerun counter */
> > +    return read_c0_count();
> > +}
>    I'd suggest read_c0_count2() here, possibly adding an interrupt 
> handler for it since it will interrupt upon hitting compare2 reg. value 
> (but we could probably just mask the IRQ off), and enabling the timer 2, 
> of course (the current code disables it)...
   No, we'll have to handle IRQ it once the timer is enabled -- there seems 
to be no provision to mask it off other than disabling the timer.
WBR, Sergei