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authorMatthew Wilcox <matthew@wil.cx>2006-10-11 01:22:02 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-11 11:14:23 -0700
commite50190a8341485b413f599033cb74649f849d939 (patch)
treec45e165f8167dd95f3b5d4163433b91c8b7afd55 /include/asm-powerpc
parent53d5ed627df852ba8bab7f70df25290bd733792c (diff)
[PATCH] Consolidate check_signature
There's nothing arch-specific about check_signature(), so move it to <linux/io.h>. Use a cross between the Alpha and i386 implementations as the generic one. Signed-off-by: Matthew Wilcox <willy@parisc-linux.org> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/io.h26
1 files changed, 0 insertions, 26 deletions
diff --git a/include/asm-powerpc/io.h b/include/asm-powerpc/io.h
index cbbd8c648df..3baff8b0fd5 100644
--- a/include/asm-powerpc/io.h
+++ b/include/asm-powerpc/io.h
@@ -404,32 +404,6 @@ static inline void __out_be64(volatile unsigned long __iomem *addr, unsigned lon
#include <asm/eeh.h>
-/**
- * check_signature - find BIOS signatures
- * @io_addr: mmio address to check
- * @signature: signature block
- * @length: length of signature
- *
- * Perform a signature comparison with the mmio address io_addr. This
- * address should have been obtained by ioremap.
- * Returns 1 on a match.
- */
-static inline int check_signature(const volatile void __iomem * io_addr,
- const unsigned char *signature, int length)
-{
- int retval = 0;
- do {
- if (readb(io_addr) != *signature)
- goto out;
- io_addr++;
- signature++;
- length--;
- } while (length);
- retval = 1;
-out:
- return retval;
-}
-
/* Nothing to do */
#define dma_cache_inv(_start,_size) do { } while (0)