linux-kernel - [PATCH 07/18] mfd: dialog: convert to use maple tree register cache

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Message-ID: <20240206071314.8721-8-liubo03@inspur.com>
Date: Tue, 6 Feb 2024 02:13:03 -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 07/18] mfd: dialog: 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/da9052-core.c | 2 +-
 drivers/mfd/da9055-core.c | 2 +-
 drivers/mfd/da9062-core.c | 4 ++--
 drivers/mfd/da9063-i2c.c  | 2 +-
 drivers/mfd/da9150-core.c | 2 +-
 5 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/mfd/da9052-core.c b/drivers/mfd/da9052-core.c
index 150448cd2eb0..dc85801b9fa0 100644
--- a/drivers/mfd/da9052-core.c
+++ b/drivers/mfd/da9052-core.c
@@ -533,7 +533,7 @@ const struct regmap_config da9052_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 
 	.max_register = DA9052_PAGE1_CON_REG,
 	.readable_reg = da9052_reg_readable,
diff --git a/drivers/mfd/da9055-core.c b/drivers/mfd/da9055-core.c
index 768302e05baa..1f727ef60d63 100644
--- a/drivers/mfd/da9055-core.c
+++ b/drivers/mfd/da9055-core.c
@@ -245,7 +245,7 @@ const struct regmap_config da9055_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 
 	.max_register = DA9055_MAX_REGISTER_CNT,
 	.readable_reg = da9055_register_readable,
diff --git a/drivers/mfd/da9062-core.c b/drivers/mfd/da9062-core.c
index 73a22107900c..dbbc4779170a 100644
--- a/drivers/mfd/da9062-core.c
+++ b/drivers/mfd/da9062-core.c
@@ -476,7 +476,7 @@ static struct regmap_config da9061_regmap_config = {
 	.ranges = da9061_range_cfg,
 	.num_ranges = ARRAY_SIZE(da9061_range_cfg),
 	.max_register = DA9062AA_CONFIG_ID,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 	.rd_table = &da9061_aa_readable_table,
 	.wr_table = &da9061_aa_writeable_table,
 	.volatile_table = &da9061_aa_volatile_table,
@@ -582,7 +582,7 @@ static struct regmap_config da9062_regmap_config = {
 	.ranges = da9062_range_cfg,
 	.num_ranges = ARRAY_SIZE(da9062_range_cfg),
 	.max_register = DA9062AA_CONFIG_ID,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 	.rd_table = &da9062_aa_readable_table,
 	.wr_table = &da9062_aa_writeable_table,
 	.volatile_table = &da9062_aa_volatile_table,
diff --git a/drivers/mfd/da9063-i2c.c b/drivers/mfd/da9063-i2c.c
index d715cf9a9e68..c6235cd0dbdc 100644
--- a/drivers/mfd/da9063-i2c.c
+++ b/drivers/mfd/da9063-i2c.c
@@ -342,7 +342,7 @@ static struct regmap_config da9063_regmap_config = {
 	.num_ranges = ARRAY_SIZE(da9063_range_cfg),
 	.max_register = DA9063_REG_CONFIG_ID,
 
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 static const struct of_device_id da9063_dt_ids[] = {
diff --git a/drivers/mfd/da9150-core.c b/drivers/mfd/da9150-core.c
index 94d621e20635..5c59cc869fb3 100644
--- a/drivers/mfd/da9150-core.c
+++ b/drivers/mfd/da9150-core.c
@@ -169,7 +169,7 @@ static const struct regmap_config da9150_regmap_config = {
 	.num_ranges = ARRAY_SIZE(da9150_range_cfg),
 	.max_register = DA9150_TBAT_RES_B,
 
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 
 	.volatile_reg = da9150_volatile_reg,
 };
-- 
2.18.2