On Fri, Jun 8, 2012 at 8:26 AM, Greg G. <[email protected]> wrote: > On 25.04.2012 18:34, Greg G. wrote: >> Background: for some time now I've repeatedly trying to get my HD3200 >> equipped mythtv box to use the OpenGL renderer. While things have gotten >> *much* better in the course of the last 1.5 years, I still find that Xv >> rendering is much more "real-time", meaning that when I use a proper >> deinterlacer (hard requirement) with Xv I get smooth rendering with no >> judder at all. WithOpenGL it's pretty jerky. My test case is to play >> some piece of recording from a news channel with a horizontal scoll text >> (like stock prices), this way you see even slight hickups. Note I'm not >> even talking about h.264 output (which is, btw, also great on Xv), but >> merely SD material. > > I have now found out that I seem to be a victim of this bug: > > [Bug 47007] HDMI monitor polling causing 100ms rendering stalls > https://bugs.freedesktop.org/show_bug.cgi?id=47007 > > When I 'echo N >/sys/module/drm_kms_helper/parameters/poll' things get > MUCH better! > > However, now the HDMI hotplug doesn't work anymore. My HW is a RS780 on > Gigabyte GA-MA78GM-UD2H mainboard. As far as I understand the bug's > audit trail, what I observe would indicate that the manufacturer didn't > connect the hotplug pin properly. Is there anything else I can try to > disable polling and still have HDMI hotplug? I really need that, because > when my AVR is off, there is no EDID and thus I can't launch X. So > whenever I turn the AVR on/off, my X session will follow. >
Post your dmesg output. The polling is for your VGA port most likely since analog generally doesn't support hotplug. Alex > -- > Regards > greg > _______________________________________________ > xorg-driver-ati mailing list > [email protected] > http://lists.x.org/mailman/listinfo/xorg-driver-ati _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
