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Fixes a bootstrapping issue for some registers when a less commonly used 

method for register cache initialisation is used.  Only affects a fairly
 small proportion of users that both don't use explicit register defaults
 and do use the cache.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap

Fixes a bootstrapping issue for some registers when a less commonly used
method for register cache initialisation is used.  Only affects a fairly
small proportion of users that both don't use explicit register defaults
and do use the cache.

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap:
  regmap: Fix cache defaults initialization from raw cache defaults
This commit is contained in:
Linus Torvalds 2012-02-18 15:37:25 -08:00
parent 4686066689 61cddc57dc
commit bff98bfcdb
1 changed files with 2 additions and 2 deletions
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4
drivers/base/regmap/regcache.c
View File

@ -53,7 +53,7 @@ static int regcache_hw_init(struct regmap *map)
for (count = 0, i = 0; i < map->num_reg_defaults_raw; i++) {
val = regcache_get_val(map->reg_defaults_raw,
i, map->cache_word_size);
if (!val)
if (regmap_volatile(map, i))
continue;
count++;
}
@ -70,7 +70,7 @@ static int regcache_hw_init(struct regmap *map)
for (i = 0, j = 0; i < map->num_reg_defaults_raw; i++) {
val = regcache_get_val(map->reg_defaults_raw,
i, map->cache_word_size);
if (!val)
if (regmap_volatile(map, i))
continue;
map->reg_defaults[j].reg = i;
map->reg_defaults[j].def = val;