Re: [PATCH] drm/bridge: tc358767: Convert to use maple tree register cache

[Neil Armstrong]

On 01/10/2023 01:43, 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/bridge/tc358767.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
> index b45bffab7c81..ef2e373606ba 100644
> --- a/drivers/gpu/drm/bridge/tc358767.c
> +++ b/drivers/gpu/drm/bridge/tc358767.c
> @@ -2005,7 +2005,7 @@ static const struct regmap_config tc_regmap_config = {
>   	.val_bits = 32,
>   	.reg_stride = 4,
>   	.max_register = PLL_DBG,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   	.readable_reg = tc_readable_reg,
>   	.volatile_table = &tc_volatile_table,
>   	.writeable_reg = tc_writeable_reg,
>
> ---
> base-commit: 6465e260f48790807eef06b583b38ca9789b6072
> change-id: 20230929-drm-tc358767-maple-db143f667958
>
> Best regards,

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