107 	struct tegra_drm_file *fpriv;  in tegra_drm_open()  local
109 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);  in tegra_drm_open()
110 	if (!fpriv)  in tegra_drm_open()
113 	idr_init_base(&fpriv->legacy_contexts, 1);  in tegra_drm_open()
114 	xa_init_flags(&fpriv->contexts, XA_FLAGS_ALLOC1);  in tegra_drm_open()
115 	xa_init(&fpriv->syncpoints);  in tegra_drm_open()
116 	mutex_init(&fpriv->lock);  in tegra_drm_open()
117 	filp->driver_priv = fpriv;  in tegra_drm_open()
431 static int tegra_client_open(struct tegra_drm_file *fpriv,  in tegra_client_open()  argument
447 	err = idr_alloc(&fpriv->legacy_contexts, context, 1, 0, GFP_KERNEL);  in tegra_client_open()
463 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_open_channel()  local
474 	mutex_lock(&fpriv->lock);  in tegra_open_channel()
478 			err = tegra_client_open(fpriv, client, context);  in tegra_open_channel()
489 	mutex_unlock(&fpriv->lock);  in tegra_open_channel()
496 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_close_channel()  local
501 	mutex_lock(&fpriv->lock);  in tegra_close_channel()
503 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_close_channel()
509 	idr_remove(&fpriv->legacy_contexts, context->id);  in tegra_close_channel()
513 	mutex_unlock(&fpriv->lock);  in tegra_close_channel()
520 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_get_syncpt()  local
526 	mutex_lock(&fpriv->lock);  in tegra_get_syncpt()
528 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_get_syncpt()
543 	mutex_unlock(&fpriv->lock);  in tegra_get_syncpt()
550 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_submit()  local
555 	mutex_lock(&fpriv->lock);  in tegra_submit()
557 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_submit()
566 	mutex_unlock(&fpriv->lock);  in tegra_submit()
573 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_get_syncpt_base()  local
580 	mutex_lock(&fpriv->lock);  in tegra_get_syncpt_base()
582 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_get_syncpt_base()
604 	mutex_unlock(&fpriv->lock);  in tegra_get_syncpt_base()
820 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_postclose()  local
822 	mutex_lock(&fpriv->lock);  in tegra_drm_postclose()
823 	idr_for_each(&fpriv->legacy_contexts, tegra_drm_context_cleanup, NULL);  in tegra_drm_postclose()
824 	tegra_drm_uapi_close_file(fpriv);  in tegra_drm_postclose()
825 	mutex_unlock(&fpriv->lock);  in tegra_drm_postclose()
827 	idr_destroy(&fpriv->legacy_contexts);  in tegra_drm_postclose()
828 	mutex_destroy(&fpriv->lock);  in tegra_drm_postclose()
829 	kfree(fpriv);  in tegra_drm_postclose()