hwmon: (lm75) Use maple tree register cache

The lm75 is only capable of performing single register read and write
operations which means it gains no advantage from using a rbtree register
cache, convert it to using the more modern maple tree register cache
instead. This should be more efficient.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230609-hwmon-maple-v1-1-8edacce86b28@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index 182aeb3..72e634d 100644 (file)
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -548,7 +548,7 @@ static const struct regmap_config lm75_regmap_config = {
        .writeable_reg = lm75_is_writeable_reg,
        .volatile_reg = lm75_is_volatile_reg,
        .val_format_endian = REGMAP_ENDIAN_BIG,
-       .cache_type = REGCACHE_RBTREE,
+       .cache_type = REGCACHE_MAPLE,
        .use_single_read = true,
        .use_single_write = true,
 };