diff options
Diffstat (limited to 'drivers/base/power/runtime.c')
| -rw-r--r-- | drivers/base/power/runtime.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index eaae4adf9ce4..ab0898c33880 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -403,7 +403,10 @@ static int rpm_idle(struct device *dev, int rpmflags) /* Pending requests need to be canceled. */ dev->power.request = RPM_REQ_NONE; - if (dev->power.no_callbacks) + callback = RPM_GET_CALLBACK(dev, runtime_idle); + + /* If no callback assume success. */ + if (!callback || dev->power.no_callbacks) goto out; /* Carry out an asynchronous or a synchronous idle notification. */ @@ -419,10 +422,17 @@ static int rpm_idle(struct device *dev, int rpmflags) dev->power.idle_notification = true; - callback = RPM_GET_CALLBACK(dev, runtime_idle); + if (dev->power.irq_safe) + spin_unlock(&dev->power.lock); + else + spin_unlock_irq(&dev->power.lock); + + retval = callback(dev); - if (callback) - retval = __rpm_callback(callback, dev); + if (dev->power.irq_safe) + spin_lock(&dev->power.lock); + else + spin_lock_irq(&dev->power.lock); dev->power.idle_notification = false; wake_up_all(&dev->power.wait_queue); @@ -596,6 +606,8 @@ static int rpm_suspend(struct device *dev, int rpmflags) if (retval) goto fail; + dev_pm_enable_wake_irq_complete(dev); + no_callback: __update_runtime_status(dev, RPM_SUSPENDED); pm_runtime_deactivate_timer(dev); @@ -630,7 +642,7 @@ static int rpm_suspend(struct device *dev, int rpmflags) return retval; fail: - dev_pm_disable_wake_irq_check(dev); + dev_pm_disable_wake_irq_check(dev, true); __update_runtime_status(dev, RPM_ACTIVE); dev->power.deferred_resume = false; wake_up_all(&dev->power.wait_queue); @@ -813,7 +825,7 @@ static int rpm_resume(struct device *dev, int rpmflags) callback = RPM_GET_CALLBACK(dev, runtime_resume); - dev_pm_disable_wake_irq_check(dev); + dev_pm_disable_wake_irq_check(dev, false); retval = rpm_callback(callback, dev); if (retval) { __update_runtime_status(dev, RPM_SUSPENDED); |