From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Thu, 21 Feb 2013 18:07:01 +0000 (+0000)
Subject: regmap: cache: Use regcache_get_value() to check if we updated
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=325acab447f775bc2258b3a37a780893c203ab6c;p=linux-beck.git

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>
---

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;
 	}