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

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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>



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