Messages in this thread Patch in this message | | | From | Bo Liu <> | Subject | [PATCH] hwmon: (tmp401) convert to use maple tree register cache | Date | Fri, 2 Feb 2024 02:22:35 -0500 |
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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> --- drivers/hwmon/tmp401.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c index 91f2314568cf..df1b45a62e80 100644 --- a/drivers/hwmon/tmp401.c +++ b/drivers/hwmon/tmp401.c @@ -256,7 +256,7 @@ static int tmp401_reg_write(void *context, unsigned int reg, unsigned int val) static const struct regmap_config tmp401_regmap_config = { .reg_bits = 8, .val_bits = 16, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .volatile_reg = tmp401_regmap_is_volatile, .reg_read = tmp401_reg_read, .reg_write = tmp401_reg_write, -- 2.18.2
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