[PATCH 01/18] mfd: ac100: convert to use maple tree register cache

Bo Liu liubo03 at inspur.com
Mon Feb 5 23:12:57 PST 2024


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: Bo Liu <liubo03 at inspur.com>
---
 drivers/mfd/ac100.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/ac100.c b/drivers/mfd/ac100.c
index 6d49d7fb5f14..8f47c392cbd1 100644
--- a/drivers/mfd/ac100.c
+++ b/drivers/mfd/ac100.c
@@ -72,7 +72,7 @@ static const struct regmap_config ac100_regmap_config = {
 	.wr_table	= &ac100_writeable_table,
 	.volatile_table	= &ac100_volatile_table,
 	.max_register	= AC100_RTC_GP(15),
-	.cache_type	= REGCACHE_RBTREE,
+	.cache_type	= REGCACHE_MAPLE,
 };
 
 static struct mfd_cell ac100_cells[] = {
-- 
2.18.2




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