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MIPS: Octeon: Select ZONE_DMA32
author
David Daney
<ddaney@caviumnetworks.com>
Fri, 1 Oct 2010 20:27:30 +0000
(13:27 -0700)
committer
Ralf Baechle
<ralf@linux-mips.org>
Fri, 29 Oct 2010 18:08:30 +0000
(19:08 +0100)
Give us a nice place to allocate coherent DMA memory for 32-bit devices.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1635/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/Kconfig
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diff --git
a/arch/mips/Kconfig
b/arch/mips/Kconfig
index cf8d0945530c4b77f42cde9421c79591efc980f1..4d4744f07e521cb3ee51e619e92e71b761300591 100644
(file)
--- a/
arch/mips/Kconfig
+++ b/
arch/mips/Kconfig
@@
-691,6
+691,7
@@
config CAVIUM_OCTEON_REFERENCE_BOARD
select SWAP_IO_SPACE
select HW_HAS_PCI
select ARCH_SUPPORTS_MSI
+ select ZONE_DMA32
help
This option supports all of the Octeon reference boards from Cavium
Networks. It builds a kernel that dynamically determines the Octeon