On Mit, 2012-02-15 at 23:48 -0800, Neven Klacar wrote: > https://bugs.freedesktop.org/show_bug.cgi?id=28106 > > I was investigating the above bug, and for some reason radeon x1400 > cards that use msi based interrupts, are conflicting in some way with > the msi interrupts used by the sound card and wifi chip. Doing > anything display intensive will drop the wifi connection and make > really choppy sound. > > > How can I disable msi on the radeon driver? Can it be turned off/on > via a conf file? I tried echo 0 to msi_bus in /sys/bus/pci/devices/**/ > but it didnt work. > > If I have to recompile the source where do I disable it?
See commit a18cee15ed4c8b6a35f96b7b26a46bac32e04bd9 [0]: With current kernels (at least as of 3.2), you can disable MSI with radeon.msi=0. Otherwise you can modify the radeon_msi_ok function to return false. [0] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=a18cee15ed4c8b6a35f96b7b26a46bac32e04bd9 -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Debian, X and DRI developer _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
