From 2bfc2862c4fe38379a2fb2cfba33fad32ccb4ff4 Mon Sep 17 00:00:00 2001
From: Akinobu Mita
Date: Wed, 4 Jun 2014 16:06:53 -0700
Subject: memblock: introduce memblock_alloc_range()

This introduces memblock_alloc_range() which allocates memblock from the
specified range of physical address.  I would like to use this function
to specify the location of CMA.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Don Dutile <ddutile@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/memblock.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include/linux')

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 73dc382e72d8..b660e05b63d4 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -272,6 +272,8 @@ static inline bool memblock_bottom_up(void) { return false; }
 #define MEMBLOCK_ALLOC_ANYWHERE	(~(phys_addr_t)0)
 #define MEMBLOCK_ALLOC_ACCESSIBLE	0
 
+phys_addr_t __init memblock_alloc_range(phys_addr_t size, phys_addr_t align,
+					phys_addr_t start, phys_addr_t end);
 phys_addr_t memblock_alloc_base(phys_addr_t size, phys_addr_t align,
 				phys_addr_t max_addr);
 phys_addr_t __memblock_alloc_base(phys_addr_t size, phys_addr_t align,
-- 
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