Re: [PATCH] radeonfb: (#2) Implement proper workarounds for PLLaccesses

From: Benjamin Herrenschmidt
Date: Thu Apr 07 2005 - 19:05:50 EST


On Fri, 2005-04-08 at 01:58 +0200, Andreas Schwab wrote:
> Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> writes:
>
> > Yes, that's very extreme, I suspect somebody is banging on set_par or
> > something like that.
>
> fb_setcolreg is it.

Ahhh... interesting. I'll see if I can find a way to work around that
one. Best would be to "cache" the current PLL register index in fact,
but I'm afraid that may not work terribly well with userland apps
hacking it ...

Ben.


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