79 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_open()  local
109 	err = xa_alloc(&fpriv->contexts, &args->context, context, XA_LIMIT(1, U32_MAX),  in tegra_drm_ioctl_channel_open()
135 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_close()  local
139 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
141 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_close()
143 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
147 	xa_erase(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_close()
149 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
158 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_map()  local
167 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
169 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_map()
171 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
232 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
247 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
253 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_unmap()  local
258 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
260 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_unmap()
262 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
268 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
280 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_syncpoint_allocate()  local
294 	err = xa_insert(&fpriv->syncpoints, args->id, sp, GFP_KERNEL);  in tegra_drm_ioctl_syncpoint_allocate()
305 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_syncpoint_free()  local
309 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_syncpoint_free()
310 	sp = xa_erase(&fpriv->syncpoints, args->id);  in tegra_drm_ioctl_syncpoint_free()
311 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_syncpoint_free()