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Chris Wilson da88a5f7f7 drm/i915: Disable WC PTE updates to w/a buggy IOMMU on ILK ... Whilst IOMMU is enabled for the Intel GPU on Ironlake, it appears that using WC writes to update the PTE on the GPU fails miserably. The result looks like the majority of the writes do not land leading to lots of screen corruption and a hard system hang. v2: s/</<=/ to preserve the current exclusion of Sandybridge Reported-by: Nathan Myers <ncm@cantrip.org> Bugzilla: https://bugzilla.freedesktop.org/show_bug.cgi?id=60391 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Tested-by: Nathan Myers <ncm@cantrip.org> [danvet: Remove cc: stable and add tested-by.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>		12 years ago
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Kconfig	Revert "agp: AMD AGP is used on UP1100 & UP1500 alpha boxen"	14 years ago
Makefile	agp/intel: make intel-gtt.c into a real source file	15 years ago
agp.h	Fix common misspellings	14 years ago
ali-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
alpha-agp.c	const: mark struct vm_struct_operations	16 years ago
amd-k7-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
amd64-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
ati-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
backend.c	agp: fix scratch page cleanup	13 years ago
compat_ioctl.c	agp: kill agp_flush_chipset and corresponding ioctl	14 years ago
compat_ioctl.h	agp: kill agp_flush_chipset and corresponding ioctl	14 years ago
efficeon-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
frontend.c	agp: kill agp_flush_chipset and corresponding ioctl	14 years ago
generic.c	agp: Use u32 __iomem annotation to silence sparse warning.	13 years ago
hp-agp.c	[IA64] agp/hp-agp: Allow binding user memory to the AGP GART	14 years ago
i460-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
intel-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
intel-agp.h	drm/i915: Kill off now unused gen6+ AGP code	12 years ago
intel-gtt.c	drm/i915: Disable WC PTE updates to w/a buggy IOMMU on ILK	12 years ago
isoch.c	…
nvidia-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
parisc-agp.c	parisc-agp: fix missing slab.h include	14 years ago
sgi-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
sis-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
sworks-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
uninorth-agp.c	Drivers: char: remove __dev* attributes.	12 years ago
via-agp.c	Drivers: char: remove __dev* attributes.	12 years ago