From: Mark Brown Date: Fri, 20 Jan 2012 13:39:37 +0000 (+0000) Subject: regmap: Reset cache status when reinitialsing the cache X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=421e8d2de3bd8b089dc6322d8589b7eb38437a23;p=linux.git regmap: Reset cache status when reinitialsing the cache When we reinitialise the cache make sure that we reset the cache access flags, ensuring that the reinitialised cache is in the default state which is what callers would and do expect given the function name. This is particularly likely to cause issues in systems where there was no cache previously as those systems have cache bypass enabled, as for the wm8994 driver where this was noticed. Signed-off-by: Mark Brown --- diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index be10a4ff66091..65558034318f3 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -284,6 +284,9 @@ int regmap_reinit_cache(struct regmap *map, const struct regmap_config *config) map->precious_reg = config->precious_reg; map->cache_type = config->cache_type; + map->cache_bypass = false; + map->cache_only = false; + ret = regcache_init(map, config); mutex_unlock(&map->lock);