Re: [PATCH 2/2] drm/panel: ili9322: Convert to use maple tree register cache

[Neil Armstrong]

On 01/10/2023 12:24, Mark Brown 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/gpu/drm/panel/panel-ilitek-ili9322.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> index 15b81e5228b5..4a6dcfd781e8 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> @@ -337,7 +337,7 @@ static const struct regmap_config ili9322_regmap_config = {
>   	.reg_bits = 8,
>   	.val_bits = 8,
>   	.max_register = 0x44,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   	.writeable_reg = ili9322_writeable_reg,
>   };
>   

Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>