From: Qipan Li <Qipan.Li@xxxxxxx>
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: Qipan Li <Qipan.Li@xxxxxxx>
Signed-off-by: Barry Song <Baohua.Song@xxxxxxx>
---
drivers/tty/serial/sirfsoc_uart.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/drivers/tty/serial/sirfsoc_uart.c b/drivers/tty/serial/sirfsoc_uart.c
index ffeb766..a500721 100644
--- a/drivers/tty/serial/sirfsoc_uart.c
+++ b/drivers/tty/serial/sirfsoc_uart.c
@@ -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 {
--
2.3.5
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