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MIPS: asm: page: Allow __pa_symbol overrides

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This will allow platforms to use an alternative way to get
the physical address of a symbol.

Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
This commit is contained in:
Leonid Yegoshin 2014-01-09 13:06:34 +00:00 committed by Ralf Baechle
parent 6ebda44f36
commit 27b3db2031
1 changed files with 2 additions and 0 deletions
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arch/mips/include/asm/page.h
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@ -190,7 +190,9 @@ typedef struct { unsigned long pgprot; } pgprot_t;
* https://patchwork.linux-mips.org/patch/1541/
*/
#ifndef __pa_symbol
#define __pa_symbol(x) __pa(RELOC_HIDE((unsigned long)(x), 0))
#endif
#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)