linux-kernel - [PATCH RESEND 1/2] hwspinlock: qcom: Remove redundant PM runtime functions

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Message-Id: <e0bb751feb7af709f92e52a07d0e8ebcf1ee44ff.1578452735.git.baolin.wang7@gmail.com>
Date:   Wed,  8 Jan 2020 11:09:10 +0800
From:   Baolin Wang <baolin.wang7@...il.com>
To:     agross@...nel.org, ohad@...ery.com, bjorn.andersson@...aro.org
Cc:     baolin.wang7@...il.com, linux-arm-msm@...r.kernel.org,
        linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH RESEND 1/2] hwspinlock: qcom: Remove redundant PM runtime functions

Since the hwspinlock core has changed the PM runtime to be optional, and
the Qualcomm hardware spinlock has no pm runtime requirement, thus remove
these redundant PM runtime functions.

Signed-off-by: Baolin Wang <baolin.wang7@...il.com>
---
 drivers/hwspinlock/qcom_hwspinlock.c |   13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/hwspinlock/qcom_hwspinlock.c b/drivers/hwspinlock/qcom_hwspinlock.c
index 6da7447..5a736b0 100644
--- a/drivers/hwspinlock/qcom_hwspinlock.c
+++ b/drivers/hwspinlock/qcom_hwspinlock.c
@@ -12,7 +12,6 @@
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
-#include <linux/pm_runtime.h>
 #include <linux/regmap.h>
 
 #include "hwspinlock_internal.h"
@@ -122,14 +121,8 @@ static int qcom_hwspinlock_probe(struct platform_device *pdev)
 							     regmap, field);
 	}
 
-	pm_runtime_enable(&pdev->dev);
-
-	ret = hwspin_lock_register(bank, &pdev->dev, &qcom_hwspinlock_ops,
-				   0, QCOM_MUTEX_NUM_LOCKS);
-	if (ret)
-		pm_runtime_disable(&pdev->dev);
-
-	return ret;
+	return hwspin_lock_register(bank, &pdev->dev, &qcom_hwspinlock_ops,
+				    0, QCOM_MUTEX_NUM_LOCKS);
 }
 
 static int qcom_hwspinlock_remove(struct platform_device *pdev)
@@ -143,8 +136,6 @@ static int qcom_hwspinlock_remove(struct platform_device *pdev)
 		return ret;
 	}
 
-	pm_runtime_disable(&pdev->dev);
-
 	return 0;
 }
 
-- 
1.7.9.5