Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled | Date | Tue, 14 Nov 2006 00:08:54 +0100 |
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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
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