iio: accel: bma400: 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://patch.msgid.link/20250212075223.4164-3-liubo03@inspur.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/accel/bma400_core.c b/drivers/iio/accel/bma400_core.c
index ae806ed60271a7da3a45cf4b9c10eff671e2c946..23f5e1ce9cc4baf47d21c4e6aabc72a45cb4790d 100644 (file)
--- a/drivers/iio/accel/bma400_core.c
+++ b/drivers/iio/accel/bma400_core.c
@@ -190,7 +190,7 @@ const struct regmap_config bma400_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,
        .max_register = BMA400_CMD_REG,
-       .cache_type = REGCACHE_RBTREE,
+       .cache_type = REGCACHE_MAPLE,
        .writeable_reg = bma400_is_writable_reg,
        .volatile_reg = bma400_is_volatile_reg,
 };