diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/base/power/main.c | 37 | ||||
| -rw-r--r-- | drivers/base/power/runtime.c | 19 |
2 files changed, 54 insertions, 2 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index f7a755923751..05b989139b54 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -423,6 +423,11 @@ static int device_resume_noirq(struct device *dev, pm_message_t state) TRACE_DEVICE(dev); TRACE_RESUME(0); + if (dev->pwr_domain) { + pm_dev_dbg(dev, state, "EARLY power domain "); + pm_noirq_op(dev, &dev->pwr_domain->ops, state); + } + if (dev->bus && dev->bus->pm) { pm_dev_dbg(dev, state, "EARLY "); error = pm_noirq_op(dev, dev->bus->pm, state); @@ -518,6 +523,11 @@ static int device_resume(struct device *dev, pm_message_t state, bool async) dev->power.in_suspend = false; + if (dev->pwr_domain) { + pm_dev_dbg(dev, state, "power domain "); + pm_op(dev, &dev->pwr_domain->ops, state); + } + if (dev->bus) { if (dev->bus->pm) { pm_dev_dbg(dev, state, ""); @@ -629,6 +639,11 @@ static void device_complete(struct device *dev, pm_message_t state) { device_lock(dev); + if (dev->pwr_domain && dev->pwr_domain->ops.complete) { + pm_dev_dbg(dev, state, "completing power domain "); + dev->pwr_domain->ops.complete(dev); + } + if (dev->class && dev->class->pm && dev->class->pm->complete) { pm_dev_dbg(dev, state, "completing class "); dev->class->pm->complete(dev); @@ -745,6 +760,13 @@ static int device_suspend_noirq(struct device *dev, pm_message_t state) if (dev->bus && dev->bus->pm) { pm_dev_dbg(dev, state, "LATE "); error = pm_noirq_op(dev, dev->bus->pm, state); + if (error) + goto End; + } + + if (dev->pwr_domain) { + pm_dev_dbg(dev, state, "LATE power domain "); + pm_noirq_op(dev, &dev->pwr_domain->ops, state); } End: @@ -864,6 +886,13 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) pm_dev_dbg(dev, state, "legacy "); error = legacy_suspend(dev, state, dev->bus->suspend); } + if (error) + goto End; + } + + if (dev->pwr_domain) { + pm_dev_dbg(dev, state, "power domain "); + pm_op(dev, &dev->pwr_domain->ops, state); } End: @@ -976,7 +1005,15 @@ static int device_prepare(struct device *dev, pm_message_t state) pm_dev_dbg(dev, state, "preparing class "); error = dev->class->pm->prepare(dev); suspend_report_result(dev->class->pm->prepare, error); + if (error) + goto End; + } + + if (dev->pwr_domain && dev->pwr_domain->ops.prepare) { + pm_dev_dbg(dev, state, "preparing power domain "); + dev->pwr_domain->ops.prepare(dev); } + End: device_unlock(dev); diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 42615b419dfb..25edc9a3a489 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -168,6 +168,7 @@ static int rpm_check_suspend_allowed(struct device *dev) static int rpm_idle(struct device *dev, int rpmflags) { int (*callback)(struct device *); + int (*domain_callback)(struct device *); int retval; retval = rpm_check_suspend_allowed(dev); @@ -222,10 +223,19 @@ static int rpm_idle(struct device *dev, int rpmflags) else callback = NULL; - if (callback) { + if (dev->pwr_domain) + domain_callback = dev->pwr_domain->ops.runtime_idle; + else + domain_callback = NULL; + + if (callback || domain_callback) { spin_unlock_irq(&dev->power.lock); - callback(dev); + if (domain_callback) + retval = domain_callback(dev); + + if (!retval && callback) + callback(dev); spin_lock_irq(&dev->power.lock); } @@ -390,6 +400,8 @@ static int rpm_suspend(struct device *dev, int rpmflags) else pm_runtime_cancel_pending(dev); } else { + if (dev->pwr_domain) + rpm_callback(dev->pwr_domain->ops.runtime_suspend, dev); no_callback: __update_runtime_status(dev, RPM_SUSPENDED); pm_runtime_deactivate_timer(dev); @@ -569,6 +581,9 @@ static int rpm_resume(struct device *dev, int rpmflags) __update_runtime_status(dev, RPM_RESUMING); + if (dev->pwr_domain) + rpm_callback(dev->pwr_domain->ops.runtime_resume, dev); + if (dev->bus && dev->bus->pm && dev->bus->pm->runtime_resume) callback = dev->bus->pm->runtime_resume; else if (dev->type && dev->type->pm && dev->type->pm->runtime_resume) |