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author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-08-11 01:32:40 +0200 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-08-18 01:53:32 +0200 |
commit | 020a63756707d3074fd00507c3bfd461e1cdf3eb (patch) | |
tree | b129a34c4c5036935ead854bf1b62d80a48c610b /drivers/acpi/device_pm.c | |
parent | 7db8d1d904e4b64d0d8e2bce75b59f59d445e1e2 (diff) | |
download | linux-020a63756707d3074fd00507c3bfd461e1cdf3eb.tar.gz linux-020a63756707d3074fd00507c3bfd461e1cdf3eb.tar.bz2 linux-020a63756707d3074fd00507c3bfd461e1cdf3eb.zip |
ACPI / PM: Add debug statements to acpi_pm_notify_handler()
Add statements to trace invocations of the ACPI PM notify handler
and the work functions called by it.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/device_pm.c')
-rw-r--r-- | drivers/acpi/device_pm.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 112fd6c55c2c..fbcc73f7a099 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -401,6 +401,8 @@ static void acpi_pm_notify_handler(acpi_handle handle, u32 val, void *not_used) if (val != ACPI_NOTIFY_DEVICE_WAKE) return; + acpi_handle_debug(handle, "Wake notify\n"); + adev = acpi_bus_get_acpi_device(handle); if (!adev) return; @@ -409,8 +411,12 @@ static void acpi_pm_notify_handler(acpi_handle handle, u32 val, void *not_used) if (adev->wakeup.flags.notifier_present) { pm_wakeup_ws_event(adev->wakeup.ws, 0, acpi_s2idle_wakeup()); - if (adev->wakeup.context.func) + if (adev->wakeup.context.func) { + acpi_handle_debug(handle, "Running %pF for %s\n", + adev->wakeup.context.func, + dev_name(adev->wakeup.context.dev)); adev->wakeup.context.func(&adev->wakeup.context); + } } mutex_unlock(&acpi_pm_notifier_lock); |