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 <[email protected]>
---
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