linux-kernel - [PATCH 15/18] mfd: si476x: convert to use maple tree register cache

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Message-ID: <20240206071314.8721-16-liubo03@inspur.com>
Date: Tue, 6 Feb 2024 02:13:11 -0500
From: Bo Liu <liubo03@...pur.com>
To: <lee@...nel.org>, <wens@...e.org>, <marek.vasut+renesas@...il.com>,
	<support.opensource@...semi.com>, <neil.armstrong@...aro.org>,
	<ckeepax@...nsource.cirrus.com>, <rf@...nsource.cirrus.com>,
	<mazziesaccount@...il.com>, <mcoquelin.stm32@...il.com>,
	<alexandre.torgue@...s.st.com>
CC: <linux-kernel@...r.kernel.org>, <linux-renesas-soc@...r.kernel.org>,
	<linux-amlogic@...ts.infradead.org>, <patches@...nsource.cirrus.com>,
	<linux-stm32@...md-mailman.stormreply.com>,
	<linux-arm-kernel@...ts.infradead.org>, Bo Liu <liubo03@...pur.com>
Subject: [PATCH 15/18] mfd: si476x: 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/mfd/si476x-prop.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/si476x-prop.c b/drivers/mfd/si476x-prop.c
index f0608d138f02..3d5c118888b2 100644
--- a/drivers/mfd/si476x-prop.c
+++ b/drivers/mfd/si476x-prop.c
@@ -222,7 +222,7 @@ static const struct regmap_config si476x_regmap_config = {
 	.reg_read = si476x_core_regmap_read,
 	.reg_write = si476x_core_regmap_write,
 
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 struct regmap *devm_regmap_init_si476x(struct si476x_core *core)
-- 
2.18.2