diff options
Diffstat (limited to 'drivers/base/regmap/regcache.c')
-rw-r--r-- | drivers/base/regmap/regcache.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index ee36bed..4d43ed3 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -254,12 +254,11 @@ EXPORT_SYMBOL_GPL(regcache_write); int regcache_sync(struct regmap *map) { int ret = 0; - unsigned int val; unsigned int i; const char *name; unsigned int bypass; - BUG_ON(!map->cache_ops); + BUG_ON(!map->cache_ops || !map->cache_ops->sync); mutex_lock(&map->lock); /* Remember the initial bypass state */ @@ -284,24 +283,8 @@ int regcache_sync(struct regmap *map) } map->cache_bypass = 0; - if (map->cache_ops->sync) { - ret = map->cache_ops->sync(map); - } else { - for (i = 0; i < map->num_reg_defaults; i++) { - ret = regcache_read(map, i, &val); - if (ret < 0) - goto out; - map->cache_bypass = 1; - ret = _regmap_write(map, i, val); - map->cache_bypass = 0; - if (ret < 0) - goto out; - dev_dbg(map->dev, "Synced register %#x, value %#x\n", - map->reg_defaults[i].reg, - map->reg_defaults[i].def); - } + ret = map->cache_ops->sync(map); - } out: trace_regcache_sync(map->dev, name, "stop"); /* Restore the bypass state */ |