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authorFranck Bui-Huu <fbuihuu@gmail.com>2007-05-07 18:01:53 +0200
committerRalf Baechle <ralf@linux-mips.org>2007-05-11 14:28:31 +0100
commit599ca0fb639ba843da46c3ad1a53590763539750 (patch)
treef521a5ca50d70dda6a7fe42f5d5a9f1ef370c80b /arch
parentbef964e55ac128b1a6894c68171d0b22263449f8 (diff)
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[MIPS] Remove LIMITED_DMA support
This code was needed only by Jaguar ATX. Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/Kconfig5
-rw-r--r--arch/mips/mm/highmem.c2
-rw-r--r--arch/mips/mm/init.c3
3 files changed, 0 insertions, 10 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 515c5a6..fa2c443 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -883,11 +883,6 @@ config GENERIC_ISA_DMA
config I8259
bool
-config LIMITED_DMA
- bool
- select HIGHMEM
- select SYS_SUPPORTS_HIGHMEM
-
config MIPS_BONITO64
bool
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index 675502a..10dd2af 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -80,7 +80,6 @@ void __kunmap_atomic(void *kvaddr, enum km_type type)
pagefault_enable();
}
-#ifndef CONFIG_LIMITED_DMA
/*
* This is the same as kmap_atomic() but can map memory that doesn't
* have a struct page associated with it.
@@ -99,7 +98,6 @@ void *kmap_atomic_pfn(unsigned long pfn, enum km_type type)
return (void*) vaddr;
}
-#endif /* CONFIG_LIMITED_DMA */
struct page *__kmap_atomic_to_page(void *ptr)
{
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 2d1c2c0..4c80528 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -424,9 +424,6 @@ void __init mem_init(void)
continue;
}
ClearPageReserved(page);
-#ifdef CONFIG_LIMITED_DMA
- set_page_address(page, lowmem_page_address(page));
-#endif
init_page_count(page);
__free_page(page);
totalhigh_pages++;