[Bug 53657] [radeon] LVDS does not turn back on after suspend/resume

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=53657

--- Comment #7 from Kenney Phillis Jr <kphillisjr at gmail.com> 2012-08-17 21:44:07 UTC ---
Created attachment 65714
  --> https://bugs.freedesktop.org/attachment.cgi?id=65714
>From a fresh Reboot where I am able to turn on/off the lvds.

The commands related to this output.
# This is on a fresh reboot. Where I have blank screen after I login after the
broken suspend/resume.
ken at ken-K53TA ~/tmp/radeontool $ sudo ./radeonreg regs dce4 >
regs.working.borkedboot.0-initial
ken at ken-K53TA ~/tmp/radeontool $ env DISPLAY=:0 xrandr --auto
# at this point hdmi-0 returns.
ken at ken-K53TA ~/tmp/radeontool $ sudo ./radeonreg regs dce4 >
regs.working.borkedboot.1-hdmi-on
ken at ken-K53TA ~/tmp/radeontool $ env DISPLAY=:0 xrandr --output LVDS --off
ken at ken-K53TA ~/tmp/radeontool $ sudo ./radeonreg regs dce4 >
regs.working.borkedboot.2-lvds-off
ken at ken-K53TA ~/tmp/radeontool $ env DISPLAY=:0 xrandr --output LVDS --auto
ken at ken-K53TA ~/tmp/radeontool $ sudo ./radeonreg regs dce4 >
regs.working.borkedboot.3-lvds-auto

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