diff mbox

[v2,1/3] serial: 8250: let serial8250_get_divisor() get uart_port * as param

Message ID 20180704170040.39ac9cf3@xhacker.debian (mailing list archive)
State New, archived
Headers show

Commit Message

Jisheng Zhang July 4, 2018, 9 a.m. UTC
Align serial8250_get_divisor() with serial8250_set_divisor() to accept
uart_port pointer as the first parameter. No functionality changes.

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
---
 drivers/tty/serial/8250/8250_port.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Andy Shevchenko July 4, 2018, 10 a.m. UTC | #1
On Wed, 2018-07-04 at 17:00 +0800, Jisheng Zhang wrote:
> Align serial8250_get_divisor() with serial8250_set_divisor() to accept
> uart_port pointer as the first parameter. No functionality changes.
> 

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

> Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
> ---
>  drivers/tty/serial/8250/8250_port.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/tty/serial/8250/8250_port.c
> b/drivers/tty/serial/8250/8250_port.c
> index cf541aab2bd0..709fe6b4265c 100644
> --- a/drivers/tty/serial/8250/8250_port.c
> +++ b/drivers/tty/serial/8250/8250_port.c
> @@ -2498,11 +2498,11 @@ static unsigned int npcm_get_divisor(struct
> uart_8250_port *up,
>  	return DIV_ROUND_CLOSEST(port->uartclk, 16 * baud + 2) - 2;
>  }
>  
> -static unsigned int serial8250_get_divisor(struct uart_8250_port *up,
> +static unsigned int serial8250_get_divisor(struct uart_port *port,
>  					   unsigned int baud,
>  					   unsigned int *frac)
>  {
> -	struct uart_port *port = &up->port;
> +	struct uart_8250_port *up = up_to_u8250p(port);
>  	unsigned int quot;
>  
>  	/*
> @@ -2636,7 +2636,7 @@ serial8250_do_set_termios(struct uart_port
> *port, struct ktermios *termios,
>  	cval = serial8250_compute_lcr(up, termios->c_cflag);
>  
>  	baud = serial8250_get_baud_rate(port, termios, old);
> -	quot = serial8250_get_divisor(up, baud, &frac);
> +	quot = serial8250_get_divisor(port, baud, &frac);
>  
>  	/*
>  	 * Ok, we're now changing the port state.  Do it with
> @@ -3197,7 +3197,7 @@ static void serial8250_console_restore(struct
> uart_8250_port *up)
>  		termios.c_cflag = port->state->port.tty-
> >termios.c_cflag;
>  
>  	baud = serial8250_get_baud_rate(port, &termios, NULL);
> -	quot = serial8250_get_divisor(up, baud, &frac);
> +	quot = serial8250_get_divisor(port, baud, &frac);
>  
>  	serial8250_set_divisor(port, baud, quot, frac);
>  	serial_port_out(port, UART_LCR, up->lcr);
diff mbox

Patch

diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index cf541aab2bd0..709fe6b4265c 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -2498,11 +2498,11 @@  static unsigned int npcm_get_divisor(struct uart_8250_port *up,
 	return DIV_ROUND_CLOSEST(port->uartclk, 16 * baud + 2) - 2;
 }
 
-static unsigned int serial8250_get_divisor(struct uart_8250_port *up,
+static unsigned int serial8250_get_divisor(struct uart_port *port,
 					   unsigned int baud,
 					   unsigned int *frac)
 {
-	struct uart_port *port = &up->port;
+	struct uart_8250_port *up = up_to_u8250p(port);
 	unsigned int quot;
 
 	/*
@@ -2636,7 +2636,7 @@  serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
 	cval = serial8250_compute_lcr(up, termios->c_cflag);
 
 	baud = serial8250_get_baud_rate(port, termios, old);
-	quot = serial8250_get_divisor(up, baud, &frac);
+	quot = serial8250_get_divisor(port, baud, &frac);
 
 	/*
 	 * Ok, we're now changing the port state.  Do it with
@@ -3197,7 +3197,7 @@  static void serial8250_console_restore(struct uart_8250_port *up)
 		termios.c_cflag = port->state->port.tty->termios.c_cflag;
 
 	baud = serial8250_get_baud_rate(port, &termios, NULL);
-	quot = serial8250_get_divisor(up, baud, &frac);
+	quot = serial8250_get_divisor(port, baud, &frac);
 
 	serial8250_set_divisor(port, baud, quot, frac);
 	serial_port_out(port, UART_LCR, up->lcr);