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authorAnton Blanchard <anton@samba.org>2013-08-07 02:01:37 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-08-14 15:33:27 +1000
commitd10bd84f14b9a950d297ad8f7f6f22385ad914ba (patch)
treefed62f30c3dd1689085a0ae3bd176a90d60108cf /arch/powerpc/kernel/cacheinfo.c
parent2083f681e3898394dcf5fb3285bb385e21facb9a (diff)
powerpc: Make device tree accesses in cache info code endian safe
Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/cacheinfo.c')
-rw-r--r--arch/powerpc/kernel/cacheinfo.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c
index 9262cf2bec4b..654932727873 100644
--- a/arch/powerpc/kernel/cacheinfo.c
+++ b/arch/powerpc/kernel/cacheinfo.c
@@ -196,7 +196,7 @@ static void cache_cpu_set(struct cache *cache, int cpu)
static int cache_size(const struct cache *cache, unsigned int *ret)
{
const char *propname;
- const u32 *cache_size;
+ const __be32 *cache_size;
propname = cache_type_info[cache->type].size_prop;
@@ -204,7 +204,7 @@ static int cache_size(const struct cache *cache, unsigned int *ret)
if (!cache_size)
return -ENODEV;
- *ret = *cache_size;
+ *ret = of_read_number(cache_size, 1);
return 0;
}
@@ -222,7 +222,7 @@ static int cache_size_kb(const struct cache *cache, unsigned int *ret)
/* not cache_line_size() because that's a macro in include/linux/cache.h */
static int cache_get_line_size(const struct cache *cache, unsigned int *ret)
{
- const u32 *line_size;
+ const __be32 *line_size;
int i, lim;
lim = ARRAY_SIZE(cache_type_info[cache->type].line_size_props);
@@ -239,14 +239,14 @@ static int cache_get_line_size(const struct cache *cache, unsigned int *ret)
if (!line_size)
return -ENODEV;
- *ret = *line_size;
+ *ret = of_read_number(line_size, 1);
return 0;
}
static int cache_nr_sets(const struct cache *cache, unsigned int *ret)
{
const char *propname;
- const u32 *nr_sets;
+ const __be32 *nr_sets;
propname = cache_type_info[cache->type].nr_sets_prop;
@@ -254,7 +254,7 @@ static int cache_nr_sets(const struct cache *cache, unsigned int *ret)
if (!nr_sets)
return -ENODEV;
- *ret = *nr_sets;
+ *ret = of_read_number(nr_sets, 1);
return 0;
}