+ if (rdev->pm.dpm_enabled) {
+ if (!rdev->pm.sysfs_initialized) {
+ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
+ if (ret)
+ DRM_ERROR("failed to create device file for dpm state\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
+ if (ret)
+ DRM_ERROR("failed to create device file for dpm state\n");
+ /* XXX: these are noops for dpm but are here for backwards compat */
+ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+ if (ret)
+ DRM_ERROR("failed to create device file for power profile\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_method);
+ if (ret)
+ DRM_ERROR("failed to create device file for power method\n");
+ if (!ret)
+ rdev->pm.sysfs_initialized = true;
+ }
+
+ mutex_lock(&rdev->pm.mutex);
+ ret = radeon_dpm_late_enable(rdev);
+ mutex_unlock(&rdev->pm.mutex);
+ if (ret) {
+ rdev->pm.dpm_enabled = false;
+ DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n");
+ } else {
+ /* set the dpm state for PX since there won't be
+ * a modeset to call this.
+ */
+ radeon_pm_compute_clocks(rdev);
+ }
+ }
+ } else {
+ if ((rdev->pm.num_power_states > 1) &&
+ (!rdev->pm.sysfs_initialized)) {
+ /* where's the best place to put these? */
+ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+ if (ret)
+ DRM_ERROR("failed to create device file for power profile\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_method);
+ if (ret)
+ DRM_ERROR("failed to create device file for power method\n");
+ if (!ret)
+ rdev->pm.sysfs_initialized = true;
+ }