263 static void scpi_process_cmd(struct scpi_chan *ch, u32 cmd)  in scpi_process_cmd()  argument
268 	spin_lock_irqsave(&ch->rx_lock, flags);  in scpi_process_cmd()
269 	if (list_empty(&ch->rx_pending)) {  in scpi_process_cmd()
270 		spin_unlock_irqrestore(&ch->rx_lock, flags);  in scpi_process_cmd()
274 	list_for_each_entry(t, &ch->rx_pending, node)  in scpi_process_cmd()
282 		struct scpi_shared_mem *mem = ch->rx_payload;  in scpi_process_cmd()
291 	spin_unlock_irqrestore(&ch->rx_lock, flags);  in scpi_process_cmd()
296 	struct scpi_chan *ch = container_of(c, struct scpi_chan, cl);  in scpi_handle_remote_msg()  local
297 	struct scpi_shared_mem *mem = ch->rx_payload;  in scpi_handle_remote_msg()
300 	scpi_process_cmd(ch, cmd);  in scpi_handle_remote_msg()
307 	struct scpi_chan *ch = container_of(c, struct scpi_chan, cl);  in scpi_tx_prepare()  local
308 	struct scpi_shared_mem *mem = (struct scpi_shared_mem *)ch->tx_payload;  in scpi_tx_prepare()
313 		if (!(++ch->token))  in scpi_tx_prepare()
314 			++ch->token;  in scpi_tx_prepare()
315 		ADD_SCPI_TOKEN(t->cmd, ch->token);  in scpi_tx_prepare()
316 		spin_lock_irqsave(&ch->rx_lock, flags);  in scpi_tx_prepare()
317 		list_add_tail(&t->node, &ch->rx_pending);  in scpi_tx_prepare()
318 		spin_unlock_irqrestore(&ch->rx_lock, flags);  in scpi_tx_prepare()
323 static struct scpi_xfer *get_scpi_xfer(struct scpi_chan *ch)  in get_scpi_xfer()  argument
327 	mutex_lock(&ch->xfers_lock);  in get_scpi_xfer()
328 	if (list_empty(&ch->xfers_list)) {  in get_scpi_xfer()
329 		mutex_unlock(&ch->xfers_lock);  in get_scpi_xfer()
332 	t = list_first_entry(&ch->xfers_list, struct scpi_xfer, node);  in get_scpi_xfer()
334 	mutex_unlock(&ch->xfers_lock);  in get_scpi_xfer()
338 static void put_scpi_xfer(struct scpi_xfer *t, struct scpi_chan *ch)  in put_scpi_xfer()  argument
340 	mutex_lock(&ch->xfers_lock);  in put_scpi_xfer()
341 	list_add_tail(&t->node, &ch->xfers_list);  in put_scpi_xfer()
342 	mutex_unlock(&ch->xfers_lock);  in put_scpi_xfer()
640 static int scpi_alloc_xfer_list(struct device *dev, struct scpi_chan *ch)  in scpi_alloc_xfer_list()  argument
649 	ch->xfers = xfers;  in scpi_alloc_xfer_list()
651 		list_add_tail(&xfers->node, &ch->xfers_list);  in scpi_alloc_xfer_list()