[PATCH] pmac: Improve sleep code of tumbler driver

Colin Leroy colin at colino.net
Mon Apr 11 18:18:53 EST 2005

On Mon, 11 Apr 2005 12:00:54 +1000
Benjamin Herrenschmidt <benh at kernel.crashing.org> wrote:

> This patch (applies on top of my previous one adding support for newer
> machines) improves the behaviour of the "tumbler/snapper" driver used
> on newer PowerMacs during sleep. It properly set the HW mutes to shut
> down amplifiers and does an analog shutdown of the codec. That might
> improve power consumption during sleep on a number of machines.

I suppose it also fixes the occasionnal loud static noise that
sometimes at wakeup, for example on iBook G4s. Good :)

Btw, do you know where patches land in this time of SCM change, when
it's not in -mm ?


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