---

yaml --- r: 294149 b: refs/heads/master c: a3c3774 h: refs/heads/master i: 294147: f0c51da v: v3
git-mirror · Feb 23, 2012 · 8d9cbb0 · 8d9cbb0
1 parent ac3fee1
commit 8d9cbb0
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f0c2319f9f196726ebe4d7508fd8fbd804988db3
+refs/heads/master: a3c3774176838bbfa4f6e48133644903818e56dc
diff --git a/trunk/drivers/base/regmap/regcache-lzo.c b/trunk/drivers/base/regmap/regcache-lzo.c
@@ -343,6 +343,12 @@ static int regcache_lzo_sync(struct regmap *map)
 		ret = regcache_read(map, i, &val);
 		if (ret)
 			return ret;
+
+		/* Is this the hardware default?  If so skip. */
+		ret = regcache_lookup_reg(map, i);
+		if (ret > 0 && val == map->reg_defaults[ret].def)
+			continue;
+
 		map->cache_bypass = 1;
 		ret = _regmap_write(map, i, val);
 		map->cache_bypass = 0;