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| author | Jiri Kosina <jkosina@suse.cz> | 2012-08-27 17:04:24 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2012-08-27 17:05:17 +0200 |
| commit | 66a61fc0b2c3475f26f65b5f29ed5945b8efbf9e (patch) | |
| tree | 28ebaaee56786cd9199e0e5802d166474d30d1e3 /drivers/base/power/runtime.c | |
| parent | HID: hid-debug: Show rdesc for unclaimed devices (diff) | |
| parent | Merge branch 'upstream-fixes' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff) | |
| download | linux-66a61fc0b2c3475f26f65b5f29ed5945b8efbf9e.tar.xz linux-66a61fc0b2c3475f26f65b5f29ed5945b8efbf9e.zip | |
Merge branch 'master' into upstream
Sync with Linus' tree so that we don't have build falures
due to Quanta 3001 ID reshuffling.
Diffstat (limited to 'drivers/base/power/runtime.c')
| -rw-r--r-- | drivers/base/power/runtime.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 59894873a3b3..7d9c1cb1c39a 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -147,6 +147,8 @@ static int rpm_check_suspend_allowed(struct device *dev) || (dev->power.request_pending && dev->power.request == RPM_REQ_RESUME)) retval = -EAGAIN; + else if (__dev_pm_qos_read_value(dev) < 0) + retval = -EPERM; else if (dev->power.runtime_status == RPM_SUSPENDED) retval = 1; @@ -388,7 +390,6 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto repeat; } - dev->power.deferred_resume = false; if (dev->power.no_callbacks) goto no_callback; /* Assume success. */ @@ -403,12 +404,6 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto out; } - if (__dev_pm_qos_read_value(dev) < 0) { - /* Negative PM QoS constraint means "never suspend". */ - retval = -EPERM; - goto out; - } - __update_runtime_status(dev, RPM_SUSPENDING); if (dev->pm_domain) @@ -440,6 +435,7 @@ static int rpm_suspend(struct device *dev, int rpmflags) wake_up_all(&dev->power.wait_queue); if (dev->power.deferred_resume) { + dev->power.deferred_resume = false; rpm_resume(dev, 0); retval = -EAGAIN; goto out; @@ -584,6 +580,7 @@ static int rpm_resume(struct device *dev, int rpmflags) || dev->parent->power.runtime_status == RPM_ACTIVE) { atomic_inc(&dev->parent->power.child_count); spin_unlock(&dev->parent->power.lock); + retval = 1; goto no_callback; /* Assume success. */ } spin_unlock(&dev->parent->power.lock); @@ -664,7 +661,7 @@ static int rpm_resume(struct device *dev, int rpmflags) } wake_up_all(&dev->power.wait_queue); - if (!retval) + if (retval >= 0) rpm_idle(dev, RPM_ASYNC); out: |