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Message-ID: <20240206071314.8721-2-liubo03@inspur.com>
Date: Tue, 6 Feb 2024 02:12:57 -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 01/18] mfd: ac100: 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/ac100.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/ac100.c b/drivers/mfd/ac100.c
index 6d49d7fb5f14..8f47c392cbd1 100644
--- a/drivers/mfd/ac100.c
+++ b/drivers/mfd/ac100.c
@@ -72,7 +72,7 @@ static const struct regmap_config ac100_regmap_config = {
 	.wr_table	= &ac100_writeable_table,
 	.volatile_table	= &ac100_volatile_table,
 	.max_register	= AC100_RTC_GP(15),
-	.cache_type	= REGCACHE_RBTREE,
+	.cache_type	= REGCACHE_MAPLE,
 };
 
 static struct mfd_cell ac100_cells[] = {
-- 
2.18.2


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