[PATCH] iommu/intel: disable DMAR for g4x integrated gfx

2013-01-22 Thread Daniel Vetter
On Mon, Jan 21, 2013 at 01:03:48PM -0600, David Woodhouse wrote: > On Sun, 2013-01-20 at 23:50 +0100, Daniel Vetter wrote: > > DMAR support on g4x/gm45 integrated gpus seems to be totally busted. > > So don't bother, but instead disable it by default to allow distros to > > unconditionally enable D

Re: [PATCH] iommu/intel: disable DMAR for g4x integrated gfx

2013-01-22 Thread Daniel Vetter
On Mon, Jan 21, 2013 at 01:03:48PM -0600, David Woodhouse wrote: > On Sun, 2013-01-20 at 23:50 +0100, Daniel Vetter wrote: > > DMAR support on g4x/gm45 integrated gpus seems to be totally busted. > > So don't bother, but instead disable it by default to allow distros to > > unconditionally enable D

[PATCH] iommu/intel: disable DMAR for g4x integrated gfx

2013-01-21 Thread David Woodhouse
On Sun, 2013-01-20 at 23:50 +0100, Daniel Vetter wrote: > DMAR support on g4x/gm45 integrated gpus seems to be totally busted. > So don't bother, but instead disable it by default to allow distros to > unconditionally enable DMAR support. Acked-By: David Woodhouse It *really* winds me up that we

Re: [PATCH] iommu/intel: disable DMAR for g4x integrated gfx

2013-01-21 Thread David Woodhouse
On Sun, 2013-01-20 at 23:50 +0100, Daniel Vetter wrote: > DMAR support on g4x/gm45 integrated gpus seems to be totally busted. > So don't bother, but instead disable it by default to allow distros to > unconditionally enable DMAR support. Acked-By: David Woodhouse It *really* winds me up that we

[PATCH] iommu/intel: disable DMAR for g4x integrated gfx

2013-01-20 Thread Daniel Vetter
DMAR support on g4x/gm45 integrated gpus seems to be totally busted. So don't bother, but instead disable it by default to allow distros to unconditionally enable DMAR support. v2: Actually wire up the right quirk entry, spotted by Adam Jackson. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?

[PATCH] iommu/intel: disable DMAR for g4x integrated gfx

2013-01-20 Thread Daniel Vetter
DMAR support on g4x/gm45 integrated gpus seems to be totally busted. So don't bother, but instead disable it by default to allow distros to unconditionally enable DMAR support. v2: Actually wire up the right quirk entry, spotted by Adam Jackson. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?