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regcache: maple: Split ->populate() from ->init() 

Split ->populate() implementation from ->init() code.
This decoupling will help for the further changes.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20251031080540.3970776-6-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2025-10-31 09:03:20 +01:00 committed by Mark Brown
parent 44c1a444b0
commit ed5d499b5c
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 21 additions and 26 deletions
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47
drivers/base/regmap/regcache-maple.c
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@ -289,6 +289,23 @@ static int regcache_maple_sync(struct regmap *map, unsigned int min,
return ret;
}
static int regcache_maple_init(struct regmap *map)
{
struct maple_tree *mt;
mt = kmalloc(sizeof(*mt), map->alloc_flags);
if (!mt)
return -ENOMEM;
map->cache = mt;
mt_init(mt);
if (!mt_external_lock(mt) && map->lock_key)
lockdep_set_class_and_subclass(&mt->ma_lock, map->lock_key, 1);
return 0;
}
static int regcache_maple_exit(struct regmap *map)
{
struct maple_tree *mt = map->cache;
@ -340,26 +357,12 @@ static int regcache_maple_insert_block(struct regmap *map, int first,
return ret;
}
static int regcache_maple_init(struct regmap *map)
static int regcache_maple_populate(struct regmap *map)
{
struct maple_tree *mt;
int i;
int ret;
int range_start;
mt = kmalloc(sizeof(*mt), map->alloc_flags);
if (!mt)
return -ENOMEM;
map->cache = mt;
mt_init(mt);
if (!mt_external_lock(mt) && map->lock_key)
lockdep_set_class_and_subclass(&mt->ma_lock, map->lock_key, 1);
if (!map->num_reg_defaults)
return 0;
range_start = 0;
/* Scan for ranges of contiguous registers */
@ -369,23 +372,14 @@ static int regcache_maple_init(struct regmap *map)
ret = regcache_maple_insert_block(map, range_start,
i - 1);
if (ret != 0)
goto err;
return ret;
range_start = i;
}
}
/* Add the last block */
ret = regcache_maple_insert_block(map, range_start,
map->num_reg_defaults - 1);
if (ret != 0)
goto err;
return 0;
err:
regcache_maple_exit(map);
return ret;
return regcache_maple_insert_block(map, range_start, map->num_reg_defaults - 1);
}
struct regcache_ops regcache_maple_ops = {
@ -393,6 +387,7 @@ struct regcache_ops regcache_maple_ops = {
.name = "maple",
.init = regcache_maple_init,
.exit = regcache_maple_exit,
.populate = regcache_maple_populate,
.read = regcache_maple_read,
.write = regcache_maple_write,
.drop = regcache_maple_drop,