Lines Matching refs:UART_LSR
869 for (count = 0; (serial_in(up, UART_LSR) & UART_LSR_DR) && in size_fifo()
1411 serial_in(up, UART_LSR); in autoconfig_irq()
1529 unsigned char lsr = serial_in(p, UART_LSR); in __stop_tx()
1572 lsr = serial_in(up, UART_LSR); in __start_tx()
1787 lsr = serial_in(up, UART_LSR); in serial8250_rx_chars()
1836 (serial_in(up, UART_LSR) & BOTH_EMPTY) != BOTH_EMPTY) in serial8250_tx_chars()
1840 !(serial_in(up, UART_LSR) & UART_LSR_THRE)) in serial8250_tx_chars()
1910 status = serial_port_in(port, UART_LSR); in serial8250_handle_irq()
1988 lsr = serial_port_in(port, UART_LSR); in serial8250_tx_empty()
2068 status = serial_in(up, UART_LSR); in wait_for_xmitr()
2107 lsr = serial_port_in(port, UART_LSR); in serial8250_get_poll_char()
2225 serial_port_in(port, UART_LSR); in serial8250_do_startup()
2236 (serial_port_in(port, UART_LSR) == 0xff)) { in serial8250_do_startup()
2366 lsr = serial_port_in(port, UART_LSR); in serial8250_do_startup()
2387 serial_port_in(port, UART_LSR); in serial8250_do_startup()