Skip to content

Commit

Permalink
ARM: 5993/1: ARM: Move the outer_cache definitions into a separate fi…
Browse files Browse the repository at this point in the history
…le (1/4)

To avoid #include collisions with subsequent patches in the series, this
patch moves the outer_cache definitions to a separate asm/outercache.h
file.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  • Loading branch information
Catalin Marinas authored and Russell King committed Mar 25, 2010
1 parent 01e7770 commit 33f663f
Show file tree
Hide file tree
Showing 2 changed files with 62 additions and 37 deletions.
38 changes: 1 addition & 37 deletions arch/arm/include/asm/cacheflush.h
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
#include <asm/glue.h>
#include <asm/shmparam.h>
#include <asm/cachetype.h>
#include <asm/outercache.h>

#define CACHE_COLOUR(vaddr) ((vaddr & (SHMLBA - 1)) >> PAGE_SHIFT)

Expand Down Expand Up @@ -219,12 +220,6 @@ struct cpu_cache_fns {
void (*dma_flush_range)(const void *, const void *);
};

struct outer_cache_fns {
void (*inv_range)(unsigned long, unsigned long);
void (*clean_range)(unsigned long, unsigned long);
void (*flush_range)(unsigned long, unsigned long);
};

/*
* Select the calling method
*/
Expand Down Expand Up @@ -281,37 +276,6 @@ extern void dmac_flush_range(const void *, const void *);

#endif

#ifdef CONFIG_OUTER_CACHE

extern struct outer_cache_fns outer_cache;

static inline void outer_inv_range(unsigned long start, unsigned long end)
{
if (outer_cache.inv_range)
outer_cache.inv_range(start, end);
}
static inline void outer_clean_range(unsigned long start, unsigned long end)
{
if (outer_cache.clean_range)
outer_cache.clean_range(start, end);
}
static inline void outer_flush_range(unsigned long start, unsigned long end)
{
if (outer_cache.flush_range)
outer_cache.flush_range(start, end);
}

#else

static inline void outer_inv_range(unsigned long start, unsigned long end)
{ }
static inline void outer_clean_range(unsigned long start, unsigned long end)
{ }
static inline void outer_flush_range(unsigned long start, unsigned long end)
{ }

#endif

/*
* Copy user data from/to a page which is mapped into a different
* processes address space. Really, we want to allow our "user
Expand Down
61 changes: 61 additions & 0 deletions arch/arm/include/asm/outercache.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,61 @@
/*
* arch/arm/include/asm/outercache.h
*
* Copyright (C) 2010 ARM Ltd.
* Written by Catalin Marinas <catalin.marinas@arm.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/

#ifndef __ASM_OUTERCACHE_H
#define __ASM_OUTERCACHE_H

struct outer_cache_fns {
void (*inv_range)(unsigned long, unsigned long);
void (*clean_range)(unsigned long, unsigned long);
void (*flush_range)(unsigned long, unsigned long);
};

#ifdef CONFIG_OUTER_CACHE

extern struct outer_cache_fns outer_cache;

static inline void outer_inv_range(unsigned long start, unsigned long end)
{
if (outer_cache.inv_range)
outer_cache.inv_range(start, end);
}
static inline void outer_clean_range(unsigned long start, unsigned long end)
{
if (outer_cache.clean_range)
outer_cache.clean_range(start, end);
}
static inline void outer_flush_range(unsigned long start, unsigned long end)
{
if (outer_cache.flush_range)
outer_cache.flush_range(start, end);
}

#else

static inline void outer_inv_range(unsigned long start, unsigned long end)
{ }
static inline void outer_clean_range(unsigned long start, unsigned long end)
{ }
static inline void outer_flush_range(unsigned long start, unsigned long end)
{ }

#endif

#endif /* __ASM_OUTERCACHE_H */

0 comments on commit 33f663f

Please sign in to comment.