[Bug 49747] dpms on only works on DP0 on a hd5700

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



https://bugs.freedesktop.org/show_bug.cgi?id=49747

--- Comment #7 from Alex Deucher <agd5f@xxxxxxxxx> 2012-05-10 13:12:51 PDT ---
(In reply to comment #6)
> The driver correctly lights up the display on DP1 after boot, it only
> fails after the first dpms off. The dmesg/xrandr is after I've done a
> dpms cycle, i.e. black DP1 output. So nothing in there.

Does an full off/on modeset cycle bring it back?

> 
> Should I regrab dmesg after a dpms cycle with more verbose logging?

I figured maybe link training was failing.  Can you dump the registers before
and after the dpms cycle with radeonreg
(http://cgit.freedesktop.org/~airlied/radeontool/)?

radeonreg regs dce4

-- 
Configure bugmail: https://bugs.freedesktop.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are the assignee for the bug.
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel


[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux