Re: [PATCH] gpio: fx6408: Convert to use maple tree register cache

From: Bartosz Golaszewski
Date: Mon Oct 02 2023 - 02:58:55 EST


On Fri, Sep 29, 2023 at 4:11 PM Mark Brown <broonie@xxxxxxxxxx> 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: Mark Brown <broonie@xxxxxxxxxx>
> ---
> drivers/gpio/gpio-fxl6408.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-fxl6408.c b/drivers/gpio/gpio-fxl6408.c
> index c14b5cc5e519..991549888904 100644
> --- a/drivers/gpio/gpio-fxl6408.c
> +++ b/drivers/gpio/gpio-fxl6408.c
> @@ -84,7 +84,7 @@ static const struct regmap_config regmap = {
> .rd_table = &rd_table,
> .volatile_table = &volatile_table,
>
> - .cache_type = REGCACHE_RBTREE,
> + .cache_type = REGCACHE_MAPLE,
> .num_reg_defaults_raw = FXL6408_REG_INT_STS + 1,
> };
>
>
> ---
> base-commit: 6465e260f48790807eef06b583b38ca9789b6072
> change-id: 20230929-gpio-fx16408-476b144746bc
>
> Best regards,
> --
> Mark Brown <broonie@xxxxxxxxxx>
>

Applied, thanks!

Bart