diff mbox series

[11/18] mfd: rohm: convert to use maple tree register cache

Message ID	20240206071314.8721-12-liubo03@inspur.com
State	New
Headers	Received-SPF: pass (google.com: domain of linux-kernel+bounces-54399-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; From: Bo Liu <liubo03@inspur.com> To: <lee@kernel.org>, <wens@csie.org>, <marek.vasut+renesas@gmail.com>, <support.opensource@diasemi.com>, <neil.armstrong@linaro.org>, <ckeepax@opensource.cirrus.com>, <rf@opensource.cirrus.com>, <mazziesaccount@gmail.com>, <mcoquelin.stm32@gmail.com>, <alexandre.torgue@foss.st.com> CC: <linux-kernel@vger.kernel.org>, <linux-renesas-soc@vger.kernel.org>, <linux-amlogic@lists.infradead.org>, <patches@opensource.cirrus.com>, <linux-stm32@st-md-mailman.stormreply.com>, <linux-arm-kernel@lists.infradead.org>, Bo Liu <liubo03@inspur.com> Subject: [PATCH 11/18] mfd: rohm: convert to use maple tree register cache Date: Tue, 6 Feb 2024 02:13:07 -0500 Message-ID: <20240206071314.8721-12-liubo03@inspur.com> In-Reply-To: <20240206071314.8721-1-liubo03@inspur.com> References: <20240206071314.8721-1-liubo03@inspur.com> Precedence: bulk MIME-Version: 1.0 Content-Type: text/plain tUid: 20242061513430f5b0a1bdcc148beebfea2a7bea359c1 Abuse-Reports-To: service@corp-email.com
Series	mfd: convert to use maple tree register cache \| [00/18] mfd: convert to use maple tree register cache [01/18] mfd: ac100: convert to use maple tree register cache [02/18] mfd: as3711: convert to use maple tree register cache [03/18] mfd: as3722: convert to use maple tree register cache [04/18] mfd: axp20x: convert to use maple tree register cache [05/18] mfd: bcm590xx: convert to use maple tree register cache [06/18] mfd: bd9571mwv: convert to use maple tree register cache [07/18] mfd: dialog: convert to use maple tree register cache [08/18] mfd: khadas-mcu: convert to use maple tree register cache [09/18] mfd: lochnagar-i2c: convert to use maple tree register cache [10/18] mfd: wolfson: convert to use maple tree register cache [11/18] mfd: rohm: convert to use maple tree register cache [12/18] mfd: rk8xx: convert to use maple tree register cache [13/18] mfd: rn5t618: convert to use maple tree register cache [14/18] mfd: rsmu_i2c: convert to use maple tree register cache [15/18] mfd: si476x: convert to use maple tree register cache [16/18] mfd: stmfx: convert to use maple tree register cache [17/18] mfd: stpmic1: convert to use maple tree register cache [18/18] mfd: rc5t583: convert to use maple tree register cache

Commit Message

Bo Liu Feb. 6, 2024, 7:13 a.m. UTC

  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/mfd/rohm-bd71828.c | 4 ++--
 drivers/mfd/rohm-bd718x7.c | 2 +-
 drivers/mfd/rohm-bd9576.c  | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

Comments

Matti Vaittinen Feb. 7, 2024, 7:57 a.m. UTC | #1

On 2/6/24 09:13, Bo Liu wrote:
> 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>

Acked-by: Matti Vaittinen <mazziesaccount@gmail.com>

> ---
>   drivers/mfd/rohm-bd71828.c | 4 ++--
>   drivers/mfd/rohm-bd718x7.c | 2 +-
>   drivers/mfd/rohm-bd9576.c  | 2 +-
>   3 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/mfd/rohm-bd71828.c b/drivers/mfd/rohm-bd71828.c
> index 594718f7e8e1..2f3826c7eef4 100644
> --- a/drivers/mfd/rohm-bd71828.c
> +++ b/drivers/mfd/rohm-bd71828.c
> @@ -197,7 +197,7 @@ static const struct regmap_config bd71815_regmap = {
>   	.val_bits = 8,
>   	.volatile_table = &bd71815_volatile_regs,
>   	.max_register = BD71815_MAX_REGISTER - 1,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   };
>   
>   static const struct regmap_config bd71828_regmap = {
> @@ -205,7 +205,7 @@ static const struct regmap_config bd71828_regmap = {
>   	.val_bits = 8,
>   	.volatile_table = &bd71828_volatile_regs,
>   	.max_register = BD71828_MAX_REGISTER,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   };
>   
>   /*
> diff --git a/drivers/mfd/rohm-bd718x7.c b/drivers/mfd/rohm-bd718x7.c
> index 4798bdf27afb..7755a4c073bf 100644
> --- a/drivers/mfd/rohm-bd718x7.c
> +++ b/drivers/mfd/rohm-bd718x7.c
> @@ -87,7 +87,7 @@ static const struct regmap_config bd718xx_regmap_config = {
>   	.val_bits = 8,
>   	.volatile_table = &volatile_regs,
>   	.max_register = BD718XX_MAX_REGISTER - 1,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   };
>   
>   static int bd718xx_init_press_duration(struct regmap *regmap,
> diff --git a/drivers/mfd/rohm-bd9576.c b/drivers/mfd/rohm-bd9576.c
> index bceac7016740..3a9f61961721 100644
> --- a/drivers/mfd/rohm-bd9576.c
> +++ b/drivers/mfd/rohm-bd9576.c
> @@ -62,7 +62,7 @@ static struct regmap_config bd957x_regmap = {
>   	.val_bits = 8,
>   	.volatile_table = &volatile_regs,
>   	.max_register = BD957X_MAX_REGISTER,
> -	.cache_type = REGCACHE_RBTREE,
> +	.cache_type = REGCACHE_MAPLE,
>   };
>   
>   static struct regmap_irq bd9576_irqs[] = {

diff mbox series

Patch

diff --git a/drivers/mfd/rohm-bd71828.c b/drivers/mfd/rohm-bd71828.c
index 594718f7e8e1..2f3826c7eef4 100644
--- a/drivers/mfd/rohm-bd71828.c
+++ b/drivers/mfd/rohm-bd71828.c
@@ -197,7 +197,7 @@  static const struct regmap_config bd71815_regmap = {
 	.val_bits = 8,
 	.volatile_table = &bd71815_volatile_regs,
 	.max_register = BD71815_MAX_REGISTER - 1,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 static const struct regmap_config bd71828_regmap = {
@@ -205,7 +205,7 @@  static const struct regmap_config bd71828_regmap = {
 	.val_bits = 8,
 	.volatile_table = &bd71828_volatile_regs,
 	.max_register = BD71828_MAX_REGISTER,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 /*
diff --git a/drivers/mfd/rohm-bd718x7.c b/drivers/mfd/rohm-bd718x7.c
index 4798bdf27afb..7755a4c073bf 100644
--- a/drivers/mfd/rohm-bd718x7.c
+++ b/drivers/mfd/rohm-bd718x7.c
@@ -87,7 +87,7 @@  static const struct regmap_config bd718xx_regmap_config = {
 	.val_bits = 8,
 	.volatile_table = &volatile_regs,
 	.max_register = BD718XX_MAX_REGISTER - 1,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 static int bd718xx_init_press_duration(struct regmap *regmap,
diff --git a/drivers/mfd/rohm-bd9576.c b/drivers/mfd/rohm-bd9576.c
index bceac7016740..3a9f61961721 100644
--- a/drivers/mfd/rohm-bd9576.c
+++ b/drivers/mfd/rohm-bd9576.c
@@ -62,7 +62,7 @@  static struct regmap_config bd957x_regmap = {
 	.val_bits = 8,
 	.volatile_table = &volatile_regs,
 	.max_register = BD957X_MAX_REGISTER,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 static struct regmap_irq bd9576_irqs[] = {