79 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_open()  local
138 	err = xa_alloc(&fpriv->contexts, &args->context, context, XA_LIMIT(1, U32_MAX),  in tegra_drm_ioctl_channel_open()
167 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_close()  local
171 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
173 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_close()
175 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
179 	xa_erase(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_close()
181 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
190 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_map()  local
201 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
203 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_map()
205 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
260 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
271 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
277 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_unmap()  local
282 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
284 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_unmap()
286 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
292 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
304 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_syncpoint_allocate()  local
318 	err = xa_insert(&fpriv->syncpoints, args->id, sp, GFP_KERNEL);  in tegra_drm_ioctl_syncpoint_allocate()
329 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_syncpoint_free()  local
333 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_syncpoint_free()
334 	sp = xa_erase(&fpriv->syncpoints, args->id);  in tegra_drm_ioctl_syncpoint_free()
335 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_syncpoint_free()