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mfd: lochnagar-i2c: Convert to use maple tree register cache

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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@inspur.com>
Tested-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20240206071314.8721-10-liubo03@inspur.com
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Bo Liu 2024-02-06 02:13:05 -05:00 committed by Lee Jones
parent 14100f8e58
commit baaa1b8e7d
1 changed files with 2 additions and 2 deletions
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4
drivers/mfd/lochnagar-i2c.c
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@ -70,7 +70,7 @@ static const struct regmap_config lochnagar1_i2c_regmap = {
.use_single_read = true,
.use_single_write = true,
.cache_type = REGCACHE_RBTREE,
.cache_type = REGCACHE_MAPLE,
};
static const struct reg_sequence lochnagar1_patch[] = {
@ -163,7 +163,7 @@ static const struct regmap_config lochnagar2_i2c_regmap = {
.readable_reg = lochnagar2_readable_register,
.volatile_reg = lochnagar2_volatile_register,
.cache_type = REGCACHE_RBTREE,
.cache_type = REGCACHE_MAPLE,
};
static const struct reg_sequence lochnagar2_patch[] = {