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From: Pavel Machek <pavel@ucw.cz>
To: John Mock <kd6pag@qsl.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: swsusp in test8 fails with intel-agp and i830
Date: Mon, 20 Oct 2003 14:20:12 +0200	[thread overview]
Message-ID: <20031020122011.GR1659@openzaurus.ucw.cz> (raw)
In-Reply-To: <E1ABV7L-0001Os-00@penngrove.fdns.net>

Hi!

>    Pavel - I looked in intel_agp and placed printk+mdelay all over
>    agp_intel_resume(struct pci_dev *pdev), but something strange happened: I saw
>    those print outs during _suspend_ and not during resume - does that make any
>    sense?

They should be called both during suspend and during
resume. If they are not called during resume... Trace that
it looks like problem.

> I wasn't able to find anything that looked like suspend/resume support in
> 'drivers/char/drm/*', and i'm starting to wonder if DRI in general has any
> chance of working with software suspend.  After all, i think the X server 
> reaches in and hacks the hardware, so i don't understand how the DRM code 
> can manage to restore that state after being powered down, 'cause i don't 

Well, X should only hit hw when it owns the console,
that's why -test8 swsusp is doing console switch.
-- 
				Pavel
Written on sharp zaurus, because my Velo1 broke. If you have Velo you don't need...


  reply	other threads:[~2003-10-23  8:12 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-20  8:10 swsusp in test8 fails with intel-agp and i830 John Mock
2003-10-20 12:20 ` Pavel Machek [this message]
  -- strict thread matches above, loose matches on Subject: below --
2003-10-18 22:18 John Mock
2003-10-18 23:06 ` Aviram Jenik
2003-10-15 21:47 Suspend to disk very unstable Aviram Jenik
2003-10-16 20:21 ` Pavel Machek
2003-10-18 15:17   ` swsusp in test8 fails with intel-agp and i830 Aviram Jenik
2003-10-18 18:05     ` Pavel Machek

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