lkml.org 
[lkml]   [2010]   [Apr]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [Regression, post-rc2] Commit a5ee4eb7541 breaks OpenGL on RS780 (was: Re: Linux 2.6.34-rc3)


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? I think it will trigger for
PCIE drivers too.

Put another way: it sounds like the quirk now disables MSI for all
devices. Maybe there would some more targeted mode?

Linus


\
 
 \ /
  Last update: 2010-04-01 19:31    [W:0.267 / U:0.112 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site