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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-02-21 22:07:01 +0400 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-03-04 06:30:27 +0400 |
commit | 325acab447f775bc2258b3a37a780893c203ab6c (patch) | |
tree | 8d9c3b4f40fd5329f1992284f39ab5117d8151ab /drivers/base/regmap/regcache.c | |
parent | 879082c9fe6e8fbddf787170eee605e4be138d0f (diff) | |
download | linux-325acab447f775bc2258b3a37a780893c203ab6c.tar.xz |
regmap: cache: Use regcache_get_value() to check if we updated
Factor things out a little.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/base/regmap/regcache.c')
-rw-r--r-- | drivers/base/regmap/regcache.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index f0a3db6ff9c2..6948996d2498 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -418,25 +418,22 @@ EXPORT_SYMBOL_GPL(regcache_cache_bypass); bool regcache_set_val(struct regmap *map, void *base, unsigned int idx, unsigned int val) { + if (regcache_get_val(map, base, idx) == val) + return true; + switch (map->cache_word_size) { case 1: { u8 *cache = base; - if (cache[idx] == val) - return true; cache[idx] = val; break; } case 2: { u16 *cache = base; - if (cache[idx] == val) - return true; cache[idx] = val; break; } case 4: { u32 *cache = base; - if (cache[idx] == val) - return true; cache[idx] = val; break; } |