150 	struct mutex io_mutex;  member
168 	mutex_lock(&priv->io_mutex);  in rtl818x_ioread8_idx()
175 	mutex_unlock(&priv->io_mutex);  in rtl818x_ioread8_idx()
190 	mutex_lock(&priv->io_mutex);  in rtl818x_ioread16_idx()
197 	mutex_unlock(&priv->io_mutex);  in rtl818x_ioread16_idx()
212 	mutex_lock(&priv->io_mutex);  in rtl818x_ioread32_idx()
219 	mutex_unlock(&priv->io_mutex);  in rtl818x_ioread32_idx()
232 	mutex_lock(&priv->io_mutex);  in rtl818x_iowrite8_idx()
240 	mutex_unlock(&priv->io_mutex);  in rtl818x_iowrite8_idx()
251 	mutex_lock(&priv->io_mutex);  in rtl818x_iowrite16_idx()
259 	mutex_unlock(&priv->io_mutex);  in rtl818x_iowrite16_idx()
271 	mutex_lock(&priv->io_mutex);  in rtl818x_iowrite32_idx()
279 	mutex_unlock(&priv->io_mutex);  in rtl818x_iowrite32_idx()