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9169d3a880
linux/drivers/char/agp
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Daniel Vetter 9169d3a880 drm/i915: disable wc gtt pte mappings on gen2 
It doesn't work since the gtt pte range sits in the middle of the mmio
bar. We didn't notice that since both my and Chris' gen2 machines
don't support PAT and hence all wc io mapping request will
automatically be demoted to uc.

This regression has been introduce in

commit edef7e685d
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Fri Sep 14 11:57:47 2012 +0100

    agp/intel: Use a write-combining map for updating PTEs

Reported-by: Egbert Eich <eich@pdx.freedesktop.org>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=55834
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-10-12 10:59:10 +02:00
..
agp.h Fix common misspellings 2011-03-31 11:26:23 -03:00
ali-agp.c agp: use scratch page on memory remove and at GATT creation V4 2010-04-23 13:59:18 +10:00
alpha-agp.c
amd64-agp.c module_param: make bool parameters really bool (drivers & misc) 2012-01-13 09:32:20 +10:30
amd-k7-agp.c Fix common misspellings 2011-03-31 11:26:23 -03:00
ati-agp.c agp: use scratch page on memory remove and at GATT creation V4 2010-04-23 13:59:18 +10:00
backend.c agp: fix scratch page cleanup 2012-01-26 18:36:48 +00:00
compat_ioctl.c agp: kill agp_flush_chipset and corresponding ioctl 2010-11-23 20:14:45 +00:00
compat_ioctl.h agp: kill agp_flush_chipset and corresponding ioctl 2010-11-23 20:14:45 +00:00
efficeon-agp.c agp: efficeon-agp: do not use PCI resources before pci_enable_device() 2010-08-05 12:28:21 +10:00
frontend.c agp: kill agp_flush_chipset and corresponding ioctl 2010-11-23 20:14:45 +00:00
generic.c agp: Use u32 __iomem annotation to silence sparse warning. 2012-04-12 17:56:21 +01:00
hp-agp.c [IA64] agp/hp-agp: Allow binding user memory to the AGP GART 2011-08-23 13:31:59 -07:00
i460-agp.c Update broken web addresses in the kernel. 2010-10-18 11:03:14 +02:00
intel-agp.c agp/intel-agp: remove snb+ host bridge pciids 2012-06-25 21:10:35 +02:00
intel-agp.h drm/i915: fix hsw uncached pte 2012-08-17 09:21:35 +02:00
intel-gtt.c drm/i915: disable wc gtt pte mappings on gen2 2012-10-12 10:59:10 +02:00
isoch.c
Kconfig Revert "agp: AMD AGP is used on UP1100 & UP1500 alpha boxen" 2011-02-04 09:42:25 +10:00
Makefile agp/intel: make intel-gtt.c into a real source file 2010-09-08 21:20:06 +01:00
nvidia-agp.c agp: use scratch page on memory remove and at GATT creation V4 2010-04-23 13:59:18 +10:00
parisc-agp.c parisc-agp: fix missing slab.h include 2010-10-29 13:26:48 -04:00
sgi-agp.c agp: Remove 'break' after 'return' statement. 2012-04-12 17:56:17 +01:00
sis-agp.c module_param: make bool parameters really bool (drivers & misc) 2012-01-13 09:32:20 +10:30
sworks-agp.c Fix common misspellings 2011-03-31 11:26:23 -03:00
uninorth-agp.c agp/uninorth: Fix lockups with radeon KMS and >1x. 2011-05-22 20:23:09 +10:00
via-agp.c Fix common misspellings 2011-03-31 11:26:23 -03:00