From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, Len Brown <lenb@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
pm list <linux-pm@lists.linux-foundation.org>,
dri-devel@lists.sourceforge.net, Eric Anholt <eric@anholt.net>,
airlied@linux.ie
Subject: Re: [PATCH] PM / i915: Skip kernel VT switch during suspend/resume if KMS is used
Date: Mon, 25 Jan 2010 22:17:39 +0100 [thread overview]
Message-ID: <201001252217.39778.rjw@sisk.pl> (raw)
In-Reply-To: <20100125104938.6b34d61c@jbarnes-piketon>
On Monday 25 January 2010, Jesse Barnes wrote:
> On Mon, 25 Jan 2010 18:43:50 +0000
> Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
>
> > > This probably belongs in the core DRM KMS code instead of the
> > > driver. I can imagine that there may be some X driver code that
> > > still needs to be executed on suspend/resume for some drivers, so
> > > this may introduce bugs, but it's definitely the right way to go.
> >
> > You can have a mix of KMS and non KMS consoles active on different
> > cards. So I don't think that is the case.
>
> I pity users with that configuration.
>
> But in that case we should be able to disable the VT switch disable
> path; we just have to check each driver as it's loaded.
OK, what the right sequence of checks would be in that case and where to place
them?
Rafael
next prev parent reply other threads:[~2010-01-25 21:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-23 23:55 [PATCH] PM / i915: Skip kernel VT switch during suspend/resume if KMS is used Rafael J. Wysocki
2010-01-24 0:18 ` Alan Cox
2010-01-24 19:04 ` Rafael J. Wysocki
2010-01-25 17:22 ` Eric Anholt
2010-01-25 18:35 ` Jesse Barnes
2010-01-25 18:43 ` Alan Cox
2010-01-25 18:49 ` Jesse Barnes
2010-01-25 21:17 ` Rafael J. Wysocki [this message]
2010-01-25 21:27 ` Alan Cox
2010-01-25 21:54 ` Rafael J. Wysocki
2010-01-25 22:23 ` Alan Cox
2010-01-26 14:17 ` Pavel Machek
2010-01-26 18:47 ` Rafael J. Wysocki
2010-01-26 14:58 ` Pavel Machek
2010-01-26 21:46 ` H. Peter Anvin
2010-01-26 22:08 ` Pavel Machek
2010-01-27 23:07 ` [linux-pm] " Stefan Seyfried
2010-01-31 8:54 ` Pavel Machek
2010-02-03 14:24 ` Stefan Seyfried
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