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Date: Fri, 2 Feb 2024 02:14:52 -0500
From: Bo Liu <liubo03@...pur.com>
To: <jdelvare@...e.com>, <linux@...ck-us.net>
CC: <linux-hwmon@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Bo Liu
<liubo03@...pur.com>
Subject: [PATCH] hwmon: (emc1403) convert to use maple tree register cache
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@...pur.com>
---
drivers/hwmon/emc1403.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 1332e4ac078c..d370efd6f986 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -385,7 +385,7 @@ static bool emc1403_regmap_is_volatile(struct device *dev, unsigned int reg)
static const struct regmap_config emc1403_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
.volatile_reg = emc1403_regmap_is_volatile,
};
--
2.18.2
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