diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/base/power/qos.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c index 081db2d25daa..fdc3894bc33a 100644 --- a/drivers/base/power/qos.c +++ b/drivers/base/power/qos.c @@ -633,15 +633,18 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val) if (!req) return -ENOMEM; + pm_runtime_get_sync(dev); ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_FLAGS, val); if (ret < 0) - return ret; + goto fail; dev->power.qos->flags_req = req; ret = pm_qos_sysfs_add_flags(dev); if (ret) __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); +fail: + pm_runtime_put(dev); return ret; } EXPORT_SYMBOL_GPL(dev_pm_qos_expose_flags); @@ -654,7 +657,9 @@ void dev_pm_qos_hide_flags(struct device *dev) { if (dev->power.qos && dev->power.qos->flags_req) { pm_qos_sysfs_remove_flags(dev); + pm_runtime_get_sync(dev); __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); + pm_runtime_put(dev); } } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_flags); |