Linus Torvalds wrote: > On Thu, 1 Apr 2010, Alex Deucher wrote: > > Clemems' "PCI quirk: RS780/RS880: disable MSI completely" patch is the > > right approach I think. Note that it's only devices hung off the int > > gfx pci to pci bridge that have broken MSI (gfx and audio). MSI works > > fine on the PCIE slots. I have a similar patch for rs400 chips on bug > > 15626: > > https://bugzilla.kernel.org/show_bug.cgi?id=15626 > > Hmm. Does 'pci_msi_enable' only cover regular PCI devices? Or will that > pci_no_msi() quirk disable MSI for PCIE too?
A quirk that used pci_no_msi() would disable all MSI for all devices. However, these patches (and that in bug 15626) use PCI_BUS_FLAGS_NO_MSI so that only the internal GPU devices are affected. That "completely" in my patch title should better read "unconditionally". Regards, Clemens ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel
