diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-14 13:13:25 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-14 13:13:25 +0000 |
| commit | 7d9aca39dcacd2b3f42e2e287162329f410f93e1 (patch) | |
| tree | 2907b680b2b7625226f46d23d74ccc9c58ad0362 /drivers/base/regmap/regcache.c | |
| parent | e1c1c69c8fc7656c33460c8e085ac0d0be22ac3b (diff) | |
| parent | a0cc0209abb9fe2b9ab71aa41be70eddd0cbdd61 (diff) | |
Merge remote-tracking branch 'regmap/topic/drivers' into regmap-next
Resolved simple add/add conflicts:
drivers/base/regmap/internal.h
drivers/base/regmap/regmap.c
Diffstat (limited to 'drivers/base/regmap/regcache.c')
| -rw-r--r-- | drivers/base/regmap/regcache.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index 2d89ce08f13..8db713ffef6 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -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; @@ -266,8 +266,22 @@ int regcache_sync(struct regmap *map) map->cache_ops->name); name = map->cache_ops->name; trace_regcache_sync(map->dev, name, "start"); + if (!map->cache_dirty) goto out; + + /* Apply any patch first */ + map->cache_bypass = 1; + for (i = 0; i < map->patch_regs; i++) { + ret = _regmap_write(map, map->patch[i].reg, map->patch[i].def); + if (ret != 0) { + dev_err(map->dev, "Failed to write %x = %x: %d\n", + map->patch[i].reg, map->patch[i].def, ret); + goto out; + } + } + map->cache_bypass = 0; + if (map->cache_ops->sync) { ret = map->cache_ops->sync(map); } else { |