[PATCH v2 4/4] thermal: armada: use msleep for long delays

Baruch Siach baruch at tkos.co.il
Sun Dec 3 03:11:24 PST 2017


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 at tkos.co.il>
---
v2: New patch
---
 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 59b75f63945d..d86538d4f519 100644
--- a/drivers/thermal/armada_thermal.c
+++ b/drivers/thermal/armada_thermal.c
@@ -119,7 +119,7 @@ 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,
@@ -133,11 +133,11 @@ 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,
@@ -151,7 +151,7 @@ static void armada380_init_sensor(struct platform_device *pdev,
 	if (!(reg & A380_HW_RESET)) {
 		reg |= A380_HW_RESET;
 		writel(reg, control_msb);
-		mdelay(10);
+		msleep(10);
 	}
 }
 
-- 
2.15.0




More information about the linux-arm-kernel mailing list