diff options
Diffstat (limited to 'drivers/acpi/processor_driver.c')
| -rw-r--r-- | drivers/acpi/processor_driver.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 882709796b4f..cdc2ae1632b2 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -53,7 +53,7 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) { struct acpi_device *device = data; struct acpi_processor *pr; - int saved; + int saved, ev_data = 0; if (device->handle != handle) return; @@ -66,33 +66,27 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) case ACPI_PROCESSOR_NOTIFY_PERFORMANCE: saved = pr->performance_platform_limit; acpi_processor_ppc_has_changed(pr, 1); - if (saved == pr->performance_platform_limit) - break; - acpi_bus_generate_netlink_event(device->pnp.device_class, - dev_name(&device->dev), event, - pr->performance_platform_limit); + ev_data = pr->performance_platform_limit; + if (saved == ev_data) + return; + break; case ACPI_PROCESSOR_NOTIFY_POWER: acpi_processor_power_state_has_changed(pr); - acpi_bus_generate_netlink_event(device->pnp.device_class, - dev_name(&device->dev), event, 0); break; case ACPI_PROCESSOR_NOTIFY_THROTTLING: acpi_processor_tstate_has_changed(pr); - acpi_bus_generate_netlink_event(device->pnp.device_class, - dev_name(&device->dev), event, 0); break; case ACPI_PROCESSOR_NOTIFY_HIGEST_PERF_CHANGED: cpufreq_update_limits(pr->id); - acpi_bus_generate_netlink_event(device->pnp.device_class, - dev_name(&device->dev), event, 0); break; default: acpi_handle_debug(handle, "Unsupported event [0x%x]\n", event); - break; + return; } - return; + acpi_bus_generate_netlink_event("processor", dev_name(&device->dev), + event, ev_data); } static int __acpi_processor_start(struct acpi_device *device); @@ -291,6 +285,12 @@ err: unregister_idle_drv: acpi_processor_unregister_idle_driver(); + if (acpi_processor_cpufreq_init) { + cpufreq_unregister_notifier(&acpi_processor_notifier_block, + CPUFREQ_POLICY_NOTIFIER); + acpi_processor_cpufreq_init = false; + } + return result; } |