Lines Matching refs:ret
253 int ret, index = port->line;
256 ret = request_irq(mlb_usio_irq[index][RX], mlb_usio_rx_irq,
258 if (ret)
259 return ret;
260 ret = request_irq(mlb_usio_irq[index][TX], mlb_usio_tx_irq,
262 if (ret) {
264 return ret;
502 int ret;
508 ret = clk_prepare_enable(clk);
509 if (ret) {
510 dev_err(&pdev->dev, "Clock enable failed: %d\n", ret);
511 return ret;
520 ret = -ENODEV;
526 ret = platform_get_irq_byname(pdev, "rx");
527 mlb_usio_irq[index][RX] = ret;
529 ret = platform_get_irq_byname(pdev, "tx");
530 mlb_usio_irq[index][TX] = ret;
542 ret = uart_add_one_port(&mlb_usio_uart_driver, port);
543 if (ret) {
544 dev_err(&pdev->dev, "Adding port failed: %d\n", ret);
552 return ret;
583 int ret = uart_register_driver(&mlb_usio_uart_driver);
585 if (ret) {
586 pr_err("%s: uart registration failed: %d\n", __func__, ret);
587 return ret;
589 ret = platform_driver_register(&mlb_usio_driver);
590 if (ret) {
592 pr_err("%s: drv registration failed: %d\n", __func__, ret);
593 return ret;