101 	struct tegra_drm_file *fpriv;  in tegra_drm_open()  local
103 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);  in tegra_drm_open()
104 	if (!fpriv)  in tegra_drm_open()
107 	idr_init_base(&fpriv->legacy_contexts, 1);  in tegra_drm_open()
108 	xa_init_flags(&fpriv->contexts, XA_FLAGS_ALLOC1);  in tegra_drm_open()
109 	xa_init(&fpriv->syncpoints);  in tegra_drm_open()
110 	mutex_init(&fpriv->lock);  in tegra_drm_open()
111 	filp->driver_priv = fpriv;  in tegra_drm_open()
424 static int tegra_client_open(struct tegra_drm_file *fpriv,  in tegra_client_open()  argument
434 	err = idr_alloc(&fpriv->legacy_contexts, context, 1, 0, GFP_KERNEL);  in tegra_client_open()
449 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_open_channel()  local
460 	mutex_lock(&fpriv->lock);  in tegra_open_channel()
464 			err = tegra_client_open(fpriv, client, context);  in tegra_open_channel()
475 	mutex_unlock(&fpriv->lock);  in tegra_open_channel()
482 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_close_channel()  local
487 	mutex_lock(&fpriv->lock);  in tegra_close_channel()
489 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_close_channel()
495 	idr_remove(&fpriv->legacy_contexts, context->id);  in tegra_close_channel()
499 	mutex_unlock(&fpriv->lock);  in tegra_close_channel()
506 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_get_syncpt()  local
512 	mutex_lock(&fpriv->lock);  in tegra_get_syncpt()
514 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_get_syncpt()
529 	mutex_unlock(&fpriv->lock);  in tegra_get_syncpt()
536 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_submit()  local
541 	mutex_lock(&fpriv->lock);  in tegra_submit()
543 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_submit()
552 	mutex_unlock(&fpriv->lock);  in tegra_submit()
559 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_get_syncpt_base()  local
566 	mutex_lock(&fpriv->lock);  in tegra_get_syncpt_base()
568 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_get_syncpt_base()
590 	mutex_unlock(&fpriv->lock);  in tegra_get_syncpt_base()
806 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_postclose()  local
808 	mutex_lock(&fpriv->lock);  in tegra_drm_postclose()
809 	idr_for_each(&fpriv->legacy_contexts, tegra_drm_context_cleanup, NULL);  in tegra_drm_postclose()
810 	tegra_drm_uapi_close_file(fpriv);  in tegra_drm_postclose()
811 	mutex_unlock(&fpriv->lock);  in tegra_drm_postclose()
813 	idr_destroy(&fpriv->legacy_contexts);  in tegra_drm_postclose()
814 	mutex_destroy(&fpriv->lock);  in tegra_drm_postclose()
815 	kfree(fpriv);  in tegra_drm_postclose()