diff options
Diffstat (limited to 'drivers/tty/serial/vt8500_serial.c')
| -rw-r--r-- | drivers/tty/serial/vt8500_serial.c | 32 |
1 files changed, 5 insertions, 27 deletions
diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index 10fbdb09965f..cc9157df732f 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -168,7 +168,7 @@ static void handle_rx(struct uart_port *port) c = readw(port->membase + VT8500_RXFIFO) & 0x3ff; - /* Mask conditions we're ignorning. */ + /* Mask conditions we're ignoring. */ c &= ~port->read_status_mask; if (c & FER) { @@ -196,33 +196,11 @@ static unsigned int vt8500_tx_empty(struct uart_port *port) static void handle_tx(struct uart_port *port) { - struct circ_buf *xmit = &port->state->xmit; + u8 ch; - if (port->x_char) { - writeb(port->x_char, port->membase + VT8500_TXFIFO); - port->icount.tx++; - port->x_char = 0; - } - if (uart_circ_empty(xmit) || uart_tx_stopped(port)) { - vt8500_stop_tx(port); - return; - } - - while (vt8500_tx_empty(port)) { - if (uart_circ_empty(xmit)) - break; - - writeb(xmit->buf[xmit->tail], port->membase + VT8500_TXFIFO); - - xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); - port->icount.tx++; - } - - if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) - uart_write_wakeup(port); - - if (uart_circ_empty(xmit)) - vt8500_stop_tx(port); + uart_port_tx(port, ch, + vt8500_tx_empty(port), + writeb(ch, port->membase + VT8500_TXFIFO)); } static void vt8500_start_tx(struct uart_port *port) |