coresight: moving PM runtime operations to core framework

[firefly-linux-kernel-4.4.55.git] / drivers / hwtracing / coresight / coresight-tpiu.c

diff --git a/drivers/hwtracing/coresight/coresight-tpiu.c b/drivers/hwtracing/coresight/coresight-tpiu.c
index 7214efd10db52f9c2273ea5e0f86193034c8bb18..0d8fce651ff75c588408279055014cc9d32b9728 100644 (file)
--- a/drivers/hwtracing/coresight/coresight-tpiu.c
+++ b/drivers/hwtracing/coresight/coresight-tpiu.c
@@ -74,7 +74,6 @@ static int tpiu_enable(struct coresight_device *csdev)
 {
        struct tpiu_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
 
-       pm_runtime_get_sync(csdev->dev.parent);
        tpiu_enable_hw(drvdata);
 
        dev_info(drvdata->dev, "TPIU enabled\n");
@@ -98,7 +97,6 @@ static void tpiu_disable(struct coresight_device *csdev)
        struct tpiu_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);
 
        tpiu_disable_hw(drvdata);
-       pm_runtime_put(csdev->dev.parent);
 
        dev_info(drvdata->dev, "TPIU disabled\n");
 }
@@ -172,14 +170,6 @@ static int tpiu_probe(struct amba_device *adev, const struct amba_id *id)
        return 0;
 }
 
-static int tpiu_remove(struct amba_device *adev)
-{
-       struct tpiu_drvdata *drvdata = amba_get_drvdata(adev);
-
-       coresight_unregister(drvdata->csdev);
-       return 0;
-}
-
 #ifdef CONFIG_PM
 static int tpiu_runtime_suspend(struct device *dev)
 {
@@ -223,9 +213,9 @@ static struct amba_driver tpiu_driver = {
                .name   = "coresight-tpiu",
                .owner  = THIS_MODULE,
                .pm     = &tpiu_dev_pm_ops,
+               .suppress_bind_attrs = true,
        },
        .probe          = tpiu_probe,
-       .remove         = tpiu_remove,
        .id_table       = tpiu_ids,
 };