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path: root/drivers/base/regmap/regcache-lzo.c
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Diffstat (limited to 'drivers/base/regmap/regcache-lzo.c')
-rw-r--r--drivers/base/regmap/regcache-lzo.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/base/regmap/regcache-lzo.c b/drivers/base/regmap/regcache-lzo.c
index 066aeece362..b7d16143ede 100644
--- a/drivers/base/regmap/regcache-lzo.c
+++ b/drivers/base/regmap/regcache-lzo.c
@@ -15,6 +15,8 @@
#include "internal.h"
+static int regcache_lzo_exit(struct regmap *map);
+
struct regcache_lzo_ctx {
void *wmem;
void *dst;
@@ -27,7 +29,7 @@ struct regcache_lzo_ctx {
};
#define LZO_BLOCK_NUM 8
-static int regcache_lzo_block_count(void)
+static int regcache_lzo_block_count(struct regmap *map)
{
return LZO_BLOCK_NUM;
}
@@ -106,19 +108,22 @@ static inline int regcache_lzo_get_blkindex(struct regmap *map,
unsigned int reg)
{
return (reg * map->cache_word_size) /
- DIV_ROUND_UP(map->cache_size_raw, regcache_lzo_block_count());
+ DIV_ROUND_UP(map->cache_size_raw,
+ regcache_lzo_block_count(map));
}
static inline int regcache_lzo_get_blkpos(struct regmap *map,
unsigned int reg)
{
- return reg % (DIV_ROUND_UP(map->cache_size_raw, regcache_lzo_block_count()) /
+ return reg % (DIV_ROUND_UP(map->cache_size_raw,
+ regcache_lzo_block_count(map)) /
map->cache_word_size);
}
static inline int regcache_lzo_get_blksize(struct regmap *map)
{
- return DIV_ROUND_UP(map->cache_size_raw, regcache_lzo_block_count());
+ return DIV_ROUND_UP(map->cache_size_raw,
+ regcache_lzo_block_count(map));
}
static int regcache_lzo_init(struct regmap *map)
@@ -131,7 +136,7 @@ static int regcache_lzo_init(struct regmap *map)
ret = 0;
- blkcount = regcache_lzo_block_count();
+ blkcount = regcache_lzo_block_count(map);
map->cache = kzalloc(blkcount * sizeof *lzo_blocks,
GFP_KERNEL);
if (!map->cache)
@@ -190,7 +195,7 @@ static int regcache_lzo_init(struct regmap *map)
return 0;
err:
- regcache_exit(map);
+ regcache_lzo_exit(map);
return ret;
}
@@ -203,7 +208,7 @@ static int regcache_lzo_exit(struct regmap *map)
if (!lzo_blocks)
return 0;
- blkcount = regcache_lzo_block_count();
+ blkcount = regcache_lzo_block_count(map);
/*
* the pointer to the bitmap used for syncing the cache
* is shared amongst all lzo_blocks. Ensure it is freed
@@ -351,7 +356,7 @@ static int regcache_lzo_sync(struct regmap *map)
}
struct regcache_ops regcache_lzo_ops = {
- .type = REGCACHE_LZO,
+ .type = REGCACHE_COMPRESSED,
.name = "lzo",
.init = regcache_lzo_init,
.exit = regcache_lzo_exit,