On 12/02/2025 09:52, Bo Liu wrote:
> 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>
Acked-by: Matti Vaittinen <mazziesaccount@gmail.com>
> ---
> drivers/iio/accel/kionix-kx022a.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/accel/kionix-kx022a.c b/drivers/iio/accel/kionix-kx022a.c
> index 5aeb3b951ac5..3a56ab00791a 100644
> --- a/drivers/iio/accel/kionix-kx022a.c
> +++ b/drivers/iio/accel/kionix-kx022a.c
> @@ -149,7 +149,7 @@ static const struct regmap_config kx022a_regmap_config = {
> .rd_noinc_table = &kx022a_nir_regs,
> .precious_table = &kx022a_precious_regs,
> .max_register = KX022A_MAX_REGISTER,
> - .cache_type = REGCACHE_RBTREE,
> + .cache_type = REGCACHE_MAPLE,
> };
>
> /* Regmap configs kx132 */
> @@ -260,7 +260,7 @@ static const struct regmap_config kx132_regmap_config = {
> .rd_noinc_table = &kx132_nir_regs,
> .precious_table = &kx132_precious_regs,
> .max_register = KX132_MAX_REGISTER,
> - .cache_type = REGCACHE_RBTREE,
> + .cache_type = REGCACHE_MAPLE,
> };
>
> struct kx022a_data {