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@kernel.org>
---
 drivers/gpu/drm/bridge/ti-sn65dsi83.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
index 061e8bd5915d..4814b7b6d1fd 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
@@ -233,7 +233,7 @@ static const struct regmap_config sn65dsi83_regmap_config = {
 	.rd_table = &sn65dsi83_readable_table,
 	.wr_table = &sn65dsi83_writeable_table,
 	.volatile_table = &sn65dsi83_volatile_table,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 	.max_register = REG_IRQ_STAT,
 };
 

---
base-commit: 6465e260f48790807eef06b583b38ca9789b6072
change-id: 20230929-drm-sn65dsi83-maple-f15042b93dcd

Best regards,
-- 
Mark Brown <broonie@kernel.org>

Hi,

On Sun, 01 Oct 2023 11:26:22 +0100, 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.
> 
> 

Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git (drm-misc-next)

[1/1] drm/bridge: sn65dsi83: Convert to use maple tree register cache
      https://cgit.freedesktop.org/drm/drm-misc/commit/?id=0908a0225d0fa6d7675bf3c2cc4c25a89e13e83c

-- 
Neil

On 01/10/2023 12:26, 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@kernel.org>
> ---
>   drivers/gpu/drm/bridge/ti-sn65dsi83.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> index 061e8bd5915d..4814b7b6d1fd 100644
> --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> @@ -233,7 +233,7 @@ static const struct regmap_config sn65dsi83_regmap_config = {
>   	.rd_table = &sn65dsi83_readable_table,
>   	.wr_table = &sn65dsi83_writeable_table,
>   	.volatile_table = &sn65dsi83_volatile_table,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   	.max_register = REG_IRQ_STAT,
>   };
>   
> 
> ---
> base-commit: 6465e260f48790807eef06b583b38ca9789b6072
> change-id: 20230929-drm-sn65dsi83-maple-f15042b93dcd
> 
> Best regards,

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