09039fb89f
When a driver uses a crtc during device detection, the scrn has not yet been
configured and virtualX/virtualY are still zero. This caused the X server
to try and allocate a shadow frame buffer, which couldn't work.
Detect this by checking for zero virtualX/virtualY values.
Signed-off-by: Keith Packard <keithp@keithp.com>
(cherry picked from commit
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dmx | ||
kdrive | ||
vfb | ||
xfree86 | ||
xnest | ||
xquartz | ||
xwin | ||
Makefile.am |