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8fb07c0444
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Benjamin Herrenschmidt 8fb07c0444 powerpc/dart_iommu: Support for 64-bit iommu bypass window on PCIe 
The PCI-Express bus off the U4/CPC945 bridge supports direct DMA to
all of memory, bypassing the DART iommu, for 64-bit capable devices.

This adds support for it on Bimini and Apple Quad G5's in order to
improve DMA performances of cards using that slot (the x16 graphics
slot). Tested with an Intel ixgbe 10GE card.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2010-09-02 14:07:32 +10:00
..
alpha Alpha: Fix a missing comma in sys_osf_statfs() 2010-08-28 14:01:03 -07:00
arm Merge branch 's5p-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung 2010-08-28 14:12:05 -07:00
avr32 Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
blackfin Blackfin: bf52x/bf54x boards: drop unused nand page size 2010-08-27 16:08:43 -04:00
cris Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
frv Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
h8300 Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
ia64 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2010-08-28 13:55:31 -07:00
m32r Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
m68k Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu 2010-08-18 09:27:10 -07:00
m68knommu Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu 2010-08-18 09:27:10 -07:00
microblaze Merge branch 'merge-devicetree' of git://git.secretlab.ca/git/linux-2.6 2010-08-18 09:26:17 -07:00
mips Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
mn10300 arch/mn10300/mm: eliminate NULL dereference 2010-08-23 11:41:24 -07:00
parisc Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
powerpc powerpc/dart_iommu: Support for 64-bit iommu bypass window on PCIe 2010-09-02 14:07:32 +10:00
s390 [S390] fix tlb flushing vs. concurrent /proc accesses 2010-08-24 09:26:34 +02:00
score Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
sh Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
sparc Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2010-08-28 13:55:31 -07:00
tile Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
um Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2010-08-28 13:55:31 -07:00
x86 Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-08-25 10:50:07 -07:00
xtensa Make do_execve() take a const filename pointer 2010-08-17 18:07:43 -07:00
.gitignore
Kconfig Merge branch 'perf/nmi' into perf/core 2010-08-05 08:45:05 +02:00