Re: [PATCH] Revert sky2 to 0.13a

[Wolfgang Hoffmann]

On Sunday 26 February 2006 23:31, Wolfgang Hoffmann wrote:
> On Sunday 26 February 2006 19:13, Wolfgang Hoffmann wrote:
> > Ok, I did some reading and just started a git bisect. I didn't find hints
> > on how to bisect if I'm only interested in changes to sky2.[ch], so I'm
> > taking the full kernel tree and skip testing those bisect steps that
> > didn't change sky2.[ch].
> >
> > Looking at Carl-Daniels 0.13a and Stephens patch against 0.15 in this
> > thread, I'll patch each bisect step such that sky2_poll() has
> >
> >        sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ);
> >        if (sky2_read8(hw, STAT_LEV_TIMER_CTRL) == TIM_START) {
> >                sky2_write8(hw, STAT_LEV_TIMER_CTRL, TIM_STOP);
> >                sky2_write8(hw, STAT_LEV_TIMER_CTRL, TIM_START);
> >         }
> >
> > after exit_loop. Is that ok?
> >
> > I'll report as soon as I have results.
>
> Bisect done:
>
> 4d52b48b43d0d1d5959fa722ee0046e3542e5e1b is first bad commit
>     [PATCH] sky2: support msi interrupt (revised)
>
> Reverting this commit in git head seems to work, at least the driver builds
> and loads. Is that sane?
>
> I'm currently testing this (without any further modifications), let's see
> if it hangs or not.

Ok, no hangs yet.

This version passed a test scenario only 0.13a has survived so far. I'll 
continue to use this to give it more testing tomorrow.

Looking at the reverted commit, I wonder if modprobing sky2 with disable_msi=1 
is equivalent to reverting the commit?

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