提交 d9e8e976 编写于 作者: Q Qipan Li 提交者: Greg Kroah-Hartman

serial: sirf: add uart receive's some error counter and mark

add overrun error's flag mark and parity's counter, we can show the
statistic from procfs node.

BTW, let the indentation of stick bits configuration look better.
Signed-off-by: NQipan Li <Qipan.Li@csr.com>
Signed-off-by: NBarry Song <Baohua.Song@csr.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 36c09910
......@@ -606,14 +606,18 @@ static irqreturn_t sirfsoc_uart_isr(int irq, void *dev_id)
if (uart_handle_break(port))
goto recv_char;
}
if (intr_status & uint_st->sirfsoc_rx_oflow)
if (intr_status & uint_st->sirfsoc_rx_oflow) {
port->icount.overrun++;
flag = TTY_OVERRUN;
}
if (intr_status & uint_st->sirfsoc_frm_err) {
port->icount.frame++;
flag = TTY_FRAME;
}
if (intr_status & uint_st->sirfsoc_parity_err)
if (intr_status & uint_st->sirfsoc_parity_err) {
port->icount.parity++;
flag = TTY_PARITY;
}
wr_regl(port, ureg->sirfsoc_rx_fifo_op, SIRFUART_FIFO_RESET);
wr_regl(port, ureg->sirfsoc_rx_fifo_op, 0);
wr_regl(port, ureg->sirfsoc_rx_fifo_op, SIRFUART_FIFO_START);
......@@ -932,10 +936,11 @@ static void sirfsoc_uart_set_termios(struct uart_port *port,
config_reg |= SIRFUART_STICK_BIT_MARK;
else
config_reg |= SIRFUART_STICK_BIT_SPACE;
} else if (termios->c_cflag & PARODD) {
config_reg |= SIRFUART_STICK_BIT_ODD;
} else {
config_reg |= SIRFUART_STICK_BIT_EVEN;
if (termios->c_cflag & PARODD)
config_reg |= SIRFUART_STICK_BIT_ODD;
else
config_reg |= SIRFUART_STICK_BIT_EVEN;
}
}
} else {
......
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