regcache: flat: Un-inline index lookup from cache access

This makes the code slightly more readable and allows for cleaner
addition of functionality in later patches.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/base/regmap/regcache-flat.c b/drivers/base/regmap/regcache-flat.c
index 4d2e50b..bc6cd88 100644 (file)
--- a/drivers/base/regmap/regcache-flat.c
+++ b/drivers/base/regmap/regcache-flat.c
@@ -37,9 +37,12 @@ static int regcache_flat_init(struct regmap *map)
 
        cache = map->cache;
 
-       for (i = 0; i < map->num_reg_defaults; i++)
-               cache[regcache_flat_get_index(map, map->reg_defaults[i].reg)] =
-                               map->reg_defaults[i].def;
+       for (i = 0; i < map->num_reg_defaults; i++) {
+               unsigned int reg = map->reg_defaults[i].reg;
+               unsigned int index = regcache_flat_get_index(map, reg);
+
+               cache[index] = map->reg_defaults[i].def;
+       }
 
        return 0;
 }
@@ -56,8 +59,9 @@ static int regcache_flat_read(struct regmap *map,
                              unsigned int reg, unsigned int *value)
 {
        unsigned int *cache = map->cache;
+       unsigned int index = regcache_flat_get_index(map, reg);
 
-       *value = cache[regcache_flat_get_index(map, reg)];
+       *value = cache[index];
 
        return 0;
 }
@@ -66,8 +70,9 @@ static int regcache_flat_write(struct regmap *map, unsigned int reg,
                               unsigned int value)
 {
        unsigned int *cache = map->cache;
+       unsigned int index = regcache_flat_get_index(map, reg);
 
-       cache[regcache_flat_get_index(map, reg)] = value;
+       cache[index] = value;
 
        return 0;
 }