drm/tegra: submit: Remove pm_runtime_enabled() checks

Runtime PM is now universally available, make it mandatory by removing
the pm_runtime_enabled() checks.
Reviewed-by: NUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: NDmitry Osipenko <digetx@gmail.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

drivers/gpu/drm/tegra/submit.c

@@ -504,10 +504,8 @@ static void release_job(struct host1x_job *job)
 	kfree(job_data->used_mappings);
 	kfree(job_data);
 
-	if (pm_runtime_enabled(client->base.dev)) {
-		pm_runtime_mark_last_busy(client->base.dev);
-		pm_runtime_put_autosuspend(client->base.dev);
-	}
+	pm_runtime_mark_last_busy(client->base.dev);
+	pm_runtime_put_autosuspend(client->base.dev);
 }
 
 int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data,
@@ -591,12 +589,10 @@ int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data,
 	}
 
 	/* Boot engine. */
-	if (pm_runtime_enabled(context->client->base.dev)) {
-		err = pm_runtime_resume_and_get(context->client->base.dev);
-		if (err < 0) {
-			SUBMIT_ERR(context, "could not power up engine: %d", err);
-			goto unpin_job;
-		}
+	err = pm_runtime_resume_and_get(context->client->base.dev);
+	if (err < 0) {
+		SUBMIT_ERR(context, "could not power up engine: %d", err);
+		goto unpin_job;
 	}
 
 	job->user_data = job_data;