104 	struct tegra_drm_file *fpriv;  in tegra_drm_open()  local
106 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);  in tegra_drm_open()
107 	if (!fpriv)  in tegra_drm_open()
110 	idr_init_base(&fpriv->legacy_contexts, 1);  in tegra_drm_open()
111 	xa_init_flags(&fpriv->contexts, XA_FLAGS_ALLOC1);  in tegra_drm_open()
112 	xa_init(&fpriv->syncpoints);  in tegra_drm_open()
113 	mutex_init(&fpriv->lock);  in tegra_drm_open()
114 	filp->driver_priv = fpriv;  in tegra_drm_open()
428 static int tegra_client_open(struct tegra_drm_file *fpriv,  in tegra_client_open()  argument
444 	err = idr_alloc(&fpriv->legacy_contexts, context, 1, 0, GFP_KERNEL);  in tegra_client_open()
460 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_open_channel()  local
471 	mutex_lock(&fpriv->lock);  in tegra_open_channel()
475 			err = tegra_client_open(fpriv, client, context);  in tegra_open_channel()
486 	mutex_unlock(&fpriv->lock);  in tegra_open_channel()
493 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_close_channel()  local
498 	mutex_lock(&fpriv->lock);  in tegra_close_channel()
500 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_close_channel()
506 	idr_remove(&fpriv->legacy_contexts, context->id);  in tegra_close_channel()
510 	mutex_unlock(&fpriv->lock);  in tegra_close_channel()
517 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_get_syncpt()  local
523 	mutex_lock(&fpriv->lock);  in tegra_get_syncpt()
525 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_get_syncpt()
540 	mutex_unlock(&fpriv->lock);  in tegra_get_syncpt()
547 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_submit()  local
552 	mutex_lock(&fpriv->lock);  in tegra_submit()
554 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_submit()
563 	mutex_unlock(&fpriv->lock);  in tegra_submit()
570 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_get_syncpt_base()  local
577 	mutex_lock(&fpriv->lock);  in tegra_get_syncpt_base()
579 	context = idr_find(&fpriv->legacy_contexts, args->context);  in tegra_get_syncpt_base()
601 	mutex_unlock(&fpriv->lock);  in tegra_get_syncpt_base()
817 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_postclose()  local
819 	mutex_lock(&fpriv->lock);  in tegra_drm_postclose()
820 	idr_for_each(&fpriv->legacy_contexts, tegra_drm_context_cleanup, NULL);  in tegra_drm_postclose()
821 	tegra_drm_uapi_close_file(fpriv);  in tegra_drm_postclose()
822 	mutex_unlock(&fpriv->lock);  in tegra_drm_postclose()
824 	idr_destroy(&fpriv->legacy_contexts);  in tegra_drm_postclose()
825 	mutex_destroy(&fpriv->lock);  in tegra_drm_postclose()
826 	kfree(fpriv);  in tegra_drm_postclose()