fyi, this is handled properly by:
https://github.com/robclark/xf86-video-omap
although the new driver is not quite ready for prime-time (need to finish getting DRI2 and EXA working). But should hopefully be working in a month or two.
If needed to backport to pvr xorg driver, the relavent bit is:
https://github.com/robclark/xf86-video-omap/blob/master/src/drmmode_display.c#L892
fyi, this is handled properly by:
https:/ /github. com/robclark/ xf86-video- omap
although the new driver is not quite ready for prime-time (need to finish getting DRI2 and EXA working). But should hopefully be working in a month or two.
If needed to backport to pvr xorg driver, the relavent bit is:
https:/ /github. com/robclark/ xf86-video- omap/blob/ master/ src/drmmode_ display. c#L892