mfd: si476x: Convert to use maple tree register cache

The maple tree register cache is based on a much more modern data structure
than the rbtree cache and makes optimisation choices which are probably
more appropriate for modern systems than those made by the rbtree cache.

Signed-off-by: Bo Liu <liubo03@inspur.com>
Link: https://lore.kernel.org/r/20240206071314.8721-16-liubo03@inspur.com
Signed-off-by: Lee Jones <lee@kernel.org>

diff --git a/drivers/mfd/si476x-prop.c b/drivers/mfd/si476x-prop.c
index f0608d138f02e192ea56f5068546e789c556bf4d..3d5c118888b26211650bbe8d43b458350a1ba278 100644 (file)
--- a/drivers/mfd/si476x-prop.c
+++ b/drivers/mfd/si476x-prop.c
@@ -222,7 +222,7 @@ static const struct regmap_config si476x_regmap_config = {
        .reg_read = si476x_core_regmap_read,
        .reg_write = si476x_core_regmap_write,
 
-       .cache_type = REGCACHE_RBTREE,
+       .cache_type = REGCACHE_MAPLE,
 };
 
 struct regmap *devm_regmap_init_si476x(struct si476x_core *core)