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Merge remote-tracking branch 'regmap/topic/bulk' into regmap-next

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This commit is contained in:
Mark Brown 2012-03-14 13:15:48 +00:00
commit addfd8a09e
3 changed files with 78 additions and 5 deletions
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5
drivers/base/regmap/regcache.c
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@ -35,12 +35,17 @@ static int regcache_hw_init(struct regmap *map)
return -EINVAL;
if (!map->reg_defaults_raw) {
u32 cache_bypass = map->cache_bypass;
dev_warn(map->dev, "No cache defaults, reading back from HW\n");
/* Bypass the cache access till data read from HW*/
map->cache_bypass = 1;
tmp_buf = kmalloc(map->cache_size_raw, GFP_KERNEL);
if (!tmp_buf)
return -EINVAL;
ret = regmap_bulk_read(map, 0, tmp_buf,
map->num_reg_defaults_raw);
map->cache_bypass = cache_bypass;
if (ret < 0) {
kfree(tmp_buf);
return ret;