[Bug 58115] AMD LLANO repeated gpu lockups adn softresets

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=58115

--- Comment #8 from Alex Deucher <agd5f at yahoo.com> ---
(In reply to comment #7)
> The hardware doesn't support it... Even when I enabled the third display and
> used all three at once only two displays had output... In my case the
> following configurations are valid:
> 
> LVDS + HDMI
> LVDS + CRT
> CRT + HDMI
> 
> However, the following is invalid and leads to corruption bugs and other
> issues...
> LVDS + HDMI + CRT

How are you trying to enable this configuration?  This is already enforced in
the driver.  The driver only exposes two display controllers (crtcs) on that
asic.  xrandr should complain when you try to enable more displays than there
are crtcs.  Please attach the output of xrandr --verbose

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