From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Hoffmann Subject: Re: Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled Date: Tue, 14 Nov 2006 19:51:33 +0100 Message-ID: <200611141951.38949.chrmhoffmann@gmail.com> References: <200611140008.55059.rjw@sisk.pl> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0330633404==" Return-path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1Gk3Ny-0007C1-ML for linux-fbdev-devel@lists.sourceforge.net; Tue, 14 Nov 2006 10:51:54 -0800 Received: from ug-out-1314.google.com ([66.249.92.174]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1Gk3Ny-0003PB-0r for linux-fbdev-devel@lists.sourceforge.net; Tue, 14 Nov 2006 10:51:54 -0800 Received: by ug-out-1314.google.com with SMTP id z38so1401147ugc for ; Tue, 14 Nov 2006 10:51:47 -0800 (PST) In-Reply-To: <200611140008.55059.rjw@sisk.pl> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-fbdev-devel-bounces@lists.sourceforge.net Errors-To: linux-fbdev-devel-bounces@lists.sourceforge.net To: linux-fbdev-devel@lists.sourceforge.net Cc: Andrew Morton , Benjamin Herrenschmidt , LKML , "Rafael J. Wysocki" , Solomon Peachy , Pavel Machek --===============0330633404== Content-Type: multipart/signed; boundary="nextPart4798411.Y9qFbjklld"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit --nextPart4798411.Y9qFbjklld Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline On Tuesday 14 November 2006 00:08, Rafael J. Wysocki wrote: > On Monday, 13 November 2006 23:08, Christian Hoffmann wrote: > > > -----Original Message----- > > > From: Rafael J. Wysocki [mailto:rjw@sisk.pl] > > > Sent: Monday, November 13, 2006 3:06 PM > > > To: Christian Hoffmann > > > Cc: Pavel Machek; Benjamin Herrenschmidt; Andrew Morton; > > > Solomon Peachy; linux-fbdev-devel@lists.sourceforge.net; LKML > > > Subject: Re: Fwd: [Suspend-devel] resume not working on acer > > > ferrari 4005 with radeonfb enabled > > > > > > On Monday, 13 November 2006 11:51, Christian Hoffmann wrote: > > > > > -----Original Message----- > > > > > From: Pavel Machek [mailto:pavel@ucw.cz] > > > > > Sent: Sunday, November 12, 2006 1:14 PM > > > > > To: Benjamin Herrenschmidt > > > > > Cc: Christian Hoffmann; Andrew Morton; Solomon Peachy; Rafael J. > > > > > Wysocki; linux-fbdev-devel@lists.sourceforge.net; LKML; > > > > > Christian@ogre.sisk.pl; Hoffmann@albercik.sisk.pl > > > > > Subject: Re: Fwd: [Suspend-devel] resume not working on > > > > > > acer ferrari > > > > > > > > 4005 with radeonfb enabled > > > > > > > > > > Hi! > > > > > > > > > > > > Then the radeonfb doesn't kick in at all (guess some > > > > > > pci ids are > > > > > > > > > > added in that patch). > > > > > > > > > > > > > > BTW: resume/suspend works ok if I have the vesa fb enabled. > > > > > > > > > > > > In that case (vesafb), when does the screen come back > > > > > > > > > > precisely ? Do > > > > > > > > > > > you get console mode back and then X ? Or it only comes > > > > > > back when > > > > > > > > > going back to X ? Do you have some userland-type vbetool > > > > > > > > > > thingy that > > > > > > > > > > > bring it back ? > > > > > > > > > > He's using s3_bios+s3_mode, so kernel does some BIOS > > > > > > calls to reinit > > > > > > > > the video. It should come out in text mode, too. > > > > > > > > > > Christian, can you unload radeonfb before suspend/reload it after > > > > > resume? > > > > > > > > Will it work if radeonfb is compiled as module? I think I > > > > > > had problems > > > > > > > with that, but I'll try again. > > > > > > > > > Next possibility is setting up serial console and adding some > > > > > printks to radeon... > > > > > > > > Unfortunatly, the laptop doesn't have serial port. I tried to get a > > > > USB device (pocketpc) read the USB serial, but I only partially > > > > succeeded. I can pass console=ttyUSB0 to the kernel and > > > > > > load the ipaq > > > > > > > serial console driver as it oopses. I am able to echo strings to > > > > /dev/ttyUSB0 and read them on the ipaq, but I am not able to > > > > "deviate" the kernel messages to that port. Any hints on how to do > > > > that would be very appreciated, I didn't find anything > > > > > > usefull on the > > > > > > > web. (I tried with setconsole /dev/ttyUSB0 but it gives error msg > > > > about device busy or something) > > > > > > Would it be practicable to use netconsole on your box? If > > > so, it should work. > > > > I tried netconsole, and it somehow works, but when suspending it says in > > an "infinite" loop: > > > > unregister_netdevice: waiting for eth2 to become free. Usage count = 1 > > Hm. Is your kernel compiled with CONFIG_DISABLE_CONSOLE_SUSPEND set? > > Rafael No, I don't even have your patch installed that gives that option. 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