diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/power/main.c | 44 |
1 files changed, 17 insertions, 27 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index b711867fa58e..bb5c8cb64174 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -485,22 +485,18 @@ void dpm_resume_noirq(pm_message_t state) transition_started = false; while (!list_empty(&dpm_noirq_list)) { struct device *dev = to_device(dpm_noirq_list.next); + int error; get_device(dev); - if (dev->power.status > DPM_OFF) { - int error; - - dev->power.status = DPM_OFF; - mutex_unlock(&dpm_list_mtx); + dev->power.status = DPM_OFF; + list_move_tail(&dev->power.entry, &dpm_suspended_list); + mutex_unlock(&dpm_list_mtx); - error = device_resume_noirq(dev, state); + error = device_resume_noirq(dev, state); + if (error) + pm_dev_err(dev, state, " early", error); - mutex_lock(&dpm_list_mtx); - if (error) - pm_dev_err(dev, state, " early", error); - } - if (!list_empty(&dev->power.entry)) - list_move_tail(&dev->power.entry, &dpm_suspended_list); + mutex_lock(&dpm_list_mtx); put_device(dev); } mutex_unlock(&dpm_list_mtx); @@ -619,9 +615,6 @@ static void dpm_resume(pm_message_t state) async_error = 0; list_for_each_entry(dev, &dpm_suspended_list, power.entry) { - if (dev->power.status < DPM_OFF) - continue; - INIT_COMPLETION(dev->power.completion); if (is_async(dev)) { get_device(dev); @@ -632,16 +625,16 @@ static void dpm_resume(pm_message_t state) while (!list_empty(&dpm_suspended_list)) { dev = to_device(dpm_suspended_list.next); get_device(dev); - if (dev->power.status >= DPM_OFF && !is_async(dev)) { + if (!is_async(dev)) { int error; mutex_unlock(&dpm_list_mtx); error = device_resume(dev, state, false); - - mutex_lock(&dpm_list_mtx); if (error) pm_dev_err(dev, state, "", error); + + mutex_lock(&dpm_list_mtx); } if (!list_empty(&dev->power.entry)) list_move_tail(&dev->power.entry, &dpm_prepared_list); @@ -697,17 +690,14 @@ static void dpm_complete(pm_message_t state) struct device *dev = to_device(dpm_prepared_list.prev); get_device(dev); - if (dev->power.status > DPM_ON) { - dev->power.status = DPM_ON; - mutex_unlock(&dpm_list_mtx); + dev->power.status = DPM_ON; + list_move(&dev->power.entry, &list); + mutex_unlock(&dpm_list_mtx); - device_complete(dev, state); - pm_runtime_put_sync(dev); + device_complete(dev, state); + pm_runtime_put_sync(dev); - mutex_lock(&dpm_list_mtx); - } - if (!list_empty(&dev->power.entry)) - list_move(&dev->power.entry, &list); + mutex_lock(&dpm_list_mtx); put_device(dev); } list_splice(&list, &dpm_list); |