From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Stuffed Crust <pizza@shaftnet.org>
Cc: Andrew Morton <akpm@osdl.org>,
linux-fbdev-devel@lists.sourceforge.net,
Christian Hoffmann <Christian.Hoffmann@wallstreetsystems.com>,
LKML <linux-kernel@vger.kernel.org>, Pavel Machek <pavel@ucw.cz>
Subject: Re: Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled
Date: Fri, 17 Nov 2006 17:17:00 +1100 [thread overview]
Message-ID: <1163744220.5940.443.camel@localhost.localdomain> (raw)
In-Reply-To: <20061117052755.GA23831@shaftnet.org>
On Fri, 2006-11-17 at 00:27 -0500, Stuffed Crust wrote:
> On Thu, Nov 16, 2006 at 11:44:40PM +0100, Rafael J. Wysocki wrote:
> > I think the call to radeon_restore_pci_cfg(rinfo) causes the problem to happen.
>
> radeonfb is still using its own code for saving and restoring PCI
> registers; I'm in the process of fixing it up to use proper PCI
> subsystem calls. That will hopefully work better.
>
> It's possible there's a good reason (other than "nobody's ported it over
> yet") that the radeonfb driver is doing it manually, but I don't know
> why that would be the case.
Well, radeonfb has code to bring back some cards from D2 or D3 cold (or
hard reset). It differenciates those states by checking if the config
space has been trashed. We should try to find out some better way.
Cheers,
Ben.
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next prev parent reply other threads:[~2006-11-17 6:17 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-13 22:08 Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled Christian Hoffmann
2006-11-13 23:08 ` Rafael J. Wysocki
2006-11-14 18:51 ` Christian Hoffmann
2006-11-14 21:47 ` Christian Hoffmann
2006-11-14 22:07 ` Benjamin Herrenschmidt
2006-11-15 0:54 ` Christian Hoffmann
2006-11-15 1:48 ` Benjamin Herrenschmidt
2006-11-15 10:09 ` Rafael J. Wysocki
2006-11-16 22:17 ` Christian Hoffmann
2006-11-16 22:44 ` Rafael J. Wysocki
2006-11-17 5:27 ` [Linux-fbdev-devel] " Stuffed Crust
2006-11-17 6:17 ` Benjamin Herrenschmidt [this message]
2006-11-17 14:36 ` Stuffed Crust
2006-11-17 21:57 ` Benjamin Herrenschmidt
2006-11-17 6:07 ` [Linux-fbdev-devel] " Stuffed Crust
2006-11-17 15:41 ` Stuffed Crust
2006-11-17 20:33 ` Christian Hoffmann
2006-11-17 21:59 ` Benjamin Herrenschmidt
2006-11-17 22:02 ` [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working onacer " Christian Hoffmann
2006-11-17 22:34 ` Benjamin Herrenschmidt
2006-11-14 22:36 ` [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working on acer " Rafael J. Wysocki
2006-11-14 22:56 ` Pavel Machek
2006-11-14 22:57 ` [Linux-fbdev-devel] " Rafael J. Wysocki
2006-11-14 23:12 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2006-11-13 10:51 Christian Hoffmann
2006-11-13 14:06 ` Rafael J. Wysocki
2006-11-13 17:07 ` Pavel Machek
2006-11-11 23:02 Christian Hoffmann
2006-11-11 14:27 Christian Hoffmann
2006-11-11 11:36 Christian Hoffmann
2006-11-11 22:49 ` Benjamin Herrenschmidt
2006-11-12 12:13 ` Pavel Machek
2006-11-12 12:28 ` Rafael J. Wysocki
2006-11-11 10:17 Christian Hoffmann
2006-11-10 23:31 Rafael J. Wysocki
2006-11-11 1:49 ` Benjamin Herrenschmidt
2006-11-11 2:02 ` Andrew Morton
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