/** \brief uninstall notify handler for acpi device
* \param device acpi device
* \param handler_type type of handler
* \param handler pointer of notify handler
* \return status
*/
unsigned int ATI_API_CALL KCL_ACPI_RemoveHandler(KCL_ACPI_DevHandle device,
unsigned int handler_type,
KCL_ACPI_CallbackHandle handler)
{
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29)
return acpi_remove_notify_handler(device, handler_type, (acpi_notify_handler)handler);
#else
KCL_ACPI_DevHandle dummy_handle;
//unregister notifier chain for video switching events
if ((KCL_ACPI_GetDevHandle(device, "_DOD", &dummy_handle) == KCL_ACPI_OK)
|| (KCL_ACPI_GetDevHandle(device, "_DOS", &dummy_handle) == KCL_ACPI_OK))
{
return unregister_acpi_notifier(&firegl_acpi_video_notifier);
}
//unregister notifier chain for ac adapter events
if (KCL_ACPI_GetDevHandle(device, "_PSR", &dummy_handle) == KCL_ACPI_OK)
{
return unregister_acpi_notifier(&firegl_acpi_ac_notifier);
}
return 0;
#endif
}
/** \brief uninstall notify handler for acpi device
* \param device acpi device
* \param handler_type type of handler
* \param handler pointer of notify handler
* \return status
*/
unsigned int ATI_API_CALL KCL_ACPI_RemoveHandler(KCL_ACPI_DevHandle device,
unsigned int handler_type,
KCL_ACPI_CallbackHandle handler,
KCL_NOTIFIER_BLOCKER *nb)
{
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29)
return acpi_remove_notify_handler(device, handler_type, (acpi_notify_handler)handler);
#else
KCL_ACPI_DevHandle dummy_handle;
int ret = 0;
//unregister notifier chain for video switching events
if ((KCL_ACPI_GetDevHandle(device, "_DOD", &dummy_handle) == KCL_ACPI_OK)
|| (KCL_ACPI_GetDevHandle(device, "_DOS", &dummy_handle) == KCL_ACPI_OK))
{
ret = unregister_acpi_notifier((struct notifier_block*)(*nb));
kfree(*nb);
*nb = NULL;
}
//unregister notifier chain for ac adapter events
if (KCL_ACPI_GetDevHandle(device, "_PSR", &dummy_handle) == KCL_ACPI_OK)
{
ret = unregister_acpi_notifier((struct notifier_block*)(*nb));
kfree(*nb);
*nb = NULL;
}
return ret;
#endif
}
void psb_intel_opregion_fini(struct drm_device *dev)
{
struct drm_psb_private *dev_priv = dev->dev_private;
struct psb_intel_opregion *opregion = &dev_priv->opregion;
if (!opregion->header)
return;
if (opregion->acpi) {
opregion->acpi->drdy = 0;
system_opregion = NULL;
unregister_acpi_notifier(&psb_intel_opregion_notifier);
}
cancel_work_sync(&opregion->asle_work);
/* just clear all opregion memory pointers now */
iounmap(opregion->header);
opregion->header = NULL;
opregion->acpi = NULL;
opregion->swsci = NULL;
opregion->asle = NULL;
opregion->vbt = NULL;
}
void
nouveau_pm_fini(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_pm_engine *pm = &dev_priv->engine.pm;
if (pm->cur != &pm->boot)
nouveau_pm_perflvl_set(dev, &pm->boot);
nouveau_temp_fini(dev);
nouveau_perf_fini(dev);
nouveau_volt_fini(dev);
nouveau_mem_timing_fini(dev);
#if defined(CONFIG_ACPI) && defined(CONFIG_POWER_SUPPLY)
unregister_acpi_notifier(&pm->acpi_nb);
#endif
nouveau_hwmon_fini(dev);
nouveau_sysfs_fini(dev);
}
