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From: Bo Liu <liubo03@inspur.com>
To: <jdelvare@suse.com>, <linux@roeck-us.net>
CC: <linux-hwmon@vger.kernel.org>, <linux-kernel@vger.kernel.org>, Bo Liu
	<liubo03@inspur.com>
Subject: [PATCH] hwmon: (tmp401) convert to use maple tree register cache
Date: Fri, 2 Feb 2024 02:22:35 -0500
Message-ID: <20240202072235.41614-1-liubo03@inspur.com>
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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