diff mbox

[v3,02/11] thermal: armada: Use msleep for long delays

Message ID 20171214103011.24713-3-miquel.raynal@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Miquel Raynal Dec. 14, 2017, 10:30 a.m. UTC
From: Baruch Siach <baruch@tkos.co.il>

Use msleep for long (> 10ms) delays, instead of the busy waiting mdelay.
All delays are called from the probe routine, where scheduling is
allowed.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Miquel Raynal <miquel.raynal@free-electrons.com>
---
 drivers/thermal/armada_thermal.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Gregory CLEMENT Dec. 14, 2017, 10:51 a.m. UTC | #1
Hi Miquel,
 
 On jeu., déc. 14 2017, Miquel Raynal <miquel.raynal@free-electrons.com> wrote:

> From: Baruch Siach <baruch@tkos.co.il>
>
> Use msleep for long (> 10ms) delays, instead of the busy waiting mdelay.
> All delays are called from the probe routine, where scheduling is
> allowed.
>
> Signed-off-by: Baruch Siach <baruch@tkos.co.il>
> Signed-off-by: Miquel Raynal <miquel.raynal@free-electrons.com>

Reviewed-by: Gregory CLEMENT <gregory.clement@free-electrons.com>

Thanks,

Gregory
> ---
>  drivers/thermal/armada_thermal.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c
> index 706d74798cbe..6c4af2622d4f 100644
> --- a/drivers/thermal/armada_thermal.c
> +++ b/drivers/thermal/armada_thermal.c
> @@ -113,7 +113,7 @@ static void armada370_init_sensor(struct platform_device *pdev,
>  	reg &= ~PMU_TDC0_START_CAL_MASK;
>  	writel(reg, priv->control);
>  
> -	mdelay(10);
> +	msleep(10);
>  }
>  
>  static void armada375_init_sensor(struct platform_device *pdev,
> @@ -127,11 +127,11 @@ static void armada375_init_sensor(struct platform_device *pdev,
>  	reg &= ~A375_HW_RESETn;
>  
>  	writel(reg, priv->control + 4);
> -	mdelay(20);
> +	msleep(20);
>  
>  	reg |= A375_HW_RESETn;
>  	writel(reg, priv->control + 4);
> -	mdelay(50);
> +	msleep(50);
>  }
>  
>  static void armada380_init_sensor(struct platform_device *pdev,
> @@ -143,7 +143,7 @@ static void armada380_init_sensor(struct platform_device *pdev,
>  	if (!(reg & A380_HW_RESET)) {
>  		reg |= A380_HW_RESET;
>  		writel(reg, priv->control);
> -		mdelay(10);
> +		msleep(10);
>  	}
>  }
>  
> -- 
> 2.11.0
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
diff mbox

Patch

diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c
index 706d74798cbe..6c4af2622d4f 100644
--- a/drivers/thermal/armada_thermal.c
+++ b/drivers/thermal/armada_thermal.c
@@ -113,7 +113,7 @@  static void armada370_init_sensor(struct platform_device *pdev,
 	reg &= ~PMU_TDC0_START_CAL_MASK;
 	writel(reg, priv->control);
 
-	mdelay(10);
+	msleep(10);
 }
 
 static void armada375_init_sensor(struct platform_device *pdev,
@@ -127,11 +127,11 @@  static void armada375_init_sensor(struct platform_device *pdev,
 	reg &= ~A375_HW_RESETn;
 
 	writel(reg, priv->control + 4);
-	mdelay(20);
+	msleep(20);
 
 	reg |= A375_HW_RESETn;
 	writel(reg, priv->control + 4);
-	mdelay(50);
+	msleep(50);
 }
 
 static void armada380_init_sensor(struct platform_device *pdev,
@@ -143,7 +143,7 @@  static void armada380_init_sensor(struct platform_device *pdev,
 	if (!(reg & A380_HW_RESET)) {
 		reg |= A380_HW_RESET;
 		writel(reg, priv->control);
-		mdelay(10);
+		msleep(10);
 	}
 }