[ltp] System hang when viewing videos

[Alex Deucher]

On Tue, Apr 1, 2008 at 8:03 AM, Phil Shotton <phil@stairbridge.org.uk> wrote:
> OK, did a checkout of xf86-video-ati from 08/03/2008 - all working
>  normally again now. Somewhere between then and now something went bad :-(
>

If you could do a git bisect, that would be great, but I think I know
which commit it is.
Does reverting: c2b1c8b706a6c7c1fd0af80091958473133d54e7
fix it?

Alex

>  Phil
>
>
>
>  Phil Shotton wrote:
>  > I pulled the latest xf86-video-ati and drm, built and installed. Now
>  > my second monitor goes blank when I do:
>  >
>  >    xrandr --output VGA-0 --right-of LVDS
>  >
>  > It works fine in clone mode, but after running the above the
>  > background is black, and no windows show. The mouse cursor is still
>  > visible though.
>  > This is a bug in xf86-video-ati - I reverted the drm lib to the gutsy
>  > version and I still have the problem.
>  > How do I pull a known date from git so I can go back to the working
>  > version?
>  >
>  > Cheers
>  > Phil
>  >
>  > Alex Deucher wrote:
>  >> On Sat, Mar 22, 2008 at 6:07 PM, Phil Shotton
>  >> <phil@stairbridge.org.uk> wrote:
>  >>
>  >>> I've been experiencing complete lockups when viewing some videos or
>  >>> DVDs.
>  >>>  Not all video formats are affected, but I've not been able to make any
>  >>>  judgement as to which work and which don't. Even ones that work will
>  >>>  usually freeze the system if run full-screen.
>  >>>
>  >>>  I'm running Ubuntu Gutsy with all updates on a Thinkpad T60p with ATI
>  >>>  Mobility FireGL V5250.
>  >>>  Using the ATI (radeon) driver - built off git as of 2008-03-06.
>  >>>  Hang happens using mplayer and Movie Player. Usually the screen just
>  >>>  freezes and sound loops, everything locked solid. SysRq special keys
>  >>>  don't work, the only cure is power-off reboot. Sometimes the mouse
>  >>>  continues to move but nothing else!
>  >>>
>  >>>  I suspect ati driver / hardware incompatibility that's only exposed
>  >>> with
>  >>>  movies. Anyone else suffered this.
>  >>>
>  >>
>  >> If you are using the recently added textured video adapter, you may
>  >> run into issues with the MMIO path on r5xx.  Grab and install the
>  >> latest drm sources
>  >> (http://gitweb.freedesktop.org/?p=mesa/drm.git;a=summary).  If the
>  >> driver is using the CP path, textured video should work pretty well.
>  >> I haven't gotten a chance to debug the issues with the MMIO paths yet.
>  >>  Also, you'll probably want to update xf86-video-ati as well if you
>  >> want to use textured video.
>  >>
>  >> Alex
>  >>
>  --
>  The linux-thinkpad mailing list home page is at:
>  http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
>