[PATCH 06/18] mfd: bd9571mwv: convert to use maple tree register cache

Bo Liu liubo03 at inspur.com
Mon Feb 5 23:13:02 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/bd9571mwv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c
index 819d09e4d100..0a955178d469 100644
--- a/drivers/mfd/bd9571mwv.c
+++ b/drivers/mfd/bd9571mwv.c
@@ -67,7 +67,7 @@ static const struct regmap_access_table bd9571mwv_volatile_table = {
 static const struct regmap_config bd9571mwv_regmap_config = {
 	.reg_bits	= 8,
 	.val_bits	= 8,
-	.cache_type	= REGCACHE_RBTREE,
+	.cache_type	= REGCACHE_MAPLE,
 	.rd_table	= &bd9571mwv_readable_table,
 	.wr_table	= &bd9571mwv_writable_table,
 	.volatile_table	= &bd9571mwv_volatile_table,
@@ -152,7 +152,7 @@ static const struct regmap_access_table bd9574mwf_volatile_table = {
 static const struct regmap_config bd9574mwf_regmap_config = {
 	.reg_bits	= 8,
 	.val_bits	= 8,
-	.cache_type	= REGCACHE_RBTREE,
+	.cache_type	= REGCACHE_MAPLE,
 	.rd_table	= &bd9574mwf_readable_table,
 	.wr_table	= &bd9574mwf_writable_table,
 	.volatile_table	= &bd9574mwf_volatile_table,
-- 
2.18.2




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