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-rw-r--r--drivers/base/power/main.c9
-rw-r--r--drivers/base/power/qos.c10
2 files changed, 11 insertions, 8 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index ea1732ed7a9d..770b1539a083 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -1860,10 +1860,13 @@ void device_pm_check_callbacks(struct device *dev)
{
spin_lock_irq(&dev->power.lock);
dev->power.no_pm_callbacks =
- (!dev->bus || pm_ops_is_empty(dev->bus->pm)) &&
- (!dev->class || pm_ops_is_empty(dev->class->pm)) &&
+ (!dev->bus || (pm_ops_is_empty(dev->bus->pm) &&
+ !dev->bus->suspend && !dev->bus->resume)) &&
+ (!dev->class || (pm_ops_is_empty(dev->class->pm) &&
+ !dev->class->suspend && !dev->class->resume)) &&
(!dev->type || pm_ops_is_empty(dev->type->pm)) &&
(!dev->pm_domain || pm_ops_is_empty(&dev->pm_domain->ops)) &&
- (!dev->driver || pm_ops_is_empty(dev->driver->pm));
+ (!dev->driver || (pm_ops_is_empty(dev->driver->pm) &&
+ !dev->driver->suspend && !dev->driver->resume));
spin_unlock_irq(&dev->power.lock);
}
diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c
index f850daeffba4..277d43a83f53 100644
--- a/drivers/base/power/qos.c
+++ b/drivers/base/power/qos.c
@@ -277,11 +277,11 @@ void dev_pm_qos_constraints_destroy(struct device *dev)
mutex_unlock(&dev_pm_qos_sysfs_mtx);
}
-static bool dev_pm_qos_invalid_request(struct device *dev,
- struct dev_pm_qos_request *req)
+static bool dev_pm_qos_invalid_req_type(struct device *dev,
+ enum dev_pm_qos_req_type type)
{
- return !req || (req->type == DEV_PM_QOS_LATENCY_TOLERANCE
- && !dev->power.set_latency_tolerance);
+ return type == DEV_PM_QOS_LATENCY_TOLERANCE &&
+ !dev->power.set_latency_tolerance;
}
static int __dev_pm_qos_add_request(struct device *dev,
@@ -290,7 +290,7 @@ static int __dev_pm_qos_add_request(struct device *dev,
{
int ret = 0;
- if (!dev || dev_pm_qos_invalid_request(dev, req))
+ if (!dev || !req || dev_pm_qos_invalid_req_type(dev, type))
return -EINVAL;
if (WARN(dev_pm_qos_request_active(req),