From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: David Woodhouse <dwmw2@infradead.org>
Cc: linuxppc-dev list <linuxppc-dev@ozlabs.org>
Subject: Re: [PATCH] ppc32: pmac sleep support update
Date: Thu, 20 Jan 2005 09:44:18 +1100 [thread overview]
Message-ID: <1106174658.5326.7.camel@gaston> (raw)
In-Reply-To: <1106142344.26551.517.camel@hades.cambridge.redhat.com>
On Wed, 2005-01-19 at 13:45 +0000, David Woodhouse wrote:
> On Tue, 2005-01-18 at 12:32 +1100, Benjamin Herrenschmidt wrote:
> > This patch updates the PowerMac sleep support. The ability to sleep is now broken
> > into 2 different flags, one, "may sleep" is set for all motherboards that we know
> > how to put to sleep and wakeup. It gets turned into "can sleep" upon a call from
> > the video driver indicating the ability to wakeup the video card.
>
> Why do it like this? Drivers already have the ability to veto sleep
> requests, surely?
But they don't, besides, you may just not have a driver for the card
(that is things like offb don't register as a pci_driver, etc...)
It's a mecanism that can/will be improved in the future, but for now,
it suits my needs perfectly.
Ben.
next prev parent reply other threads:[~2005-01-19 22:45 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-18 1:32 [PATCH] ppc32: pmac sleep support update Benjamin Herrenschmidt
2005-01-19 1:37 ` Andreas Schwab
2005-01-19 2:04 ` Benjamin Herrenschmidt
2005-01-19 21:49 ` Andreas Schwab
2005-01-19 22:57 ` Benjamin Herrenschmidt
2005-01-20 0:43 ` Andreas Schwab
2005-01-20 1:01 ` Benjamin Herrenschmidt
2005-01-20 1:34 ` Andreas Schwab
2005-01-20 2:23 ` Benjamin Herrenschmidt
2005-01-19 13:45 ` David Woodhouse
2005-01-19 22:44 ` Benjamin Herrenschmidt [this message]
2005-02-03 12:57 ` Olaf Hering
2005-02-03 22:15 ` Benjamin Herrenschmidt
2005-02-26 11:28 ` Olaf Hering
2005-02-27 0:24 ` Benjamin Herrenschmidt
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