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serial: 8250: convert drivers to use up_to_u8250p()

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up_to_u8250p() casts struct uart_port * to struct uart_8250_port *. Update code
to use it instead of open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2016-02-18 21:22:59 +02:00 committed by Greg Kroah-Hartman
parent 3f5921a60f
commit 013e3586d8
3 changed files with 7 additions and 15 deletions
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4
drivers/tty/serial/8250/8250_mtk.c
View File

@ -41,12 +41,10 @@ static void
mtk8250_set_termios(struct uart_port *port, struct ktermios *termios,
struct ktermios *old)
{
struct uart_8250_port *up = up_to_u8250p(port);
unsigned long flags;
unsigned int baud, quot;
struct uart_8250_port *up =
container_of(port, struct uart_8250_port, port);
serial8250_do_set_termios(port, termios, old);
/*

9
drivers/tty/serial/8250/8250_omap.c
View File

@ -318,8 +318,7 @@ static void omap_8250_set_termios(struct uart_port *port,
struct ktermios *termios,
struct ktermios *old)
{
struct uart_8250_port *up =
container_of(port, struct uart_8250_port, port);
struct uart_8250_port *up = up_to_u8250p(port);
struct omap8250_priv *priv = up->port.private_data;
unsigned char cval = 0;
unsigned int baud;
@ -682,9 +681,8 @@ static void omap_8250_shutdown(struct uart_port *port)
static void omap_8250_throttle(struct uart_port *port)
{
struct uart_8250_port *up = up_to_u8250p(port);
unsigned long flags;
struct uart_8250_port *up =
container_of(port, struct uart_8250_port, port);
pm_runtime_get_sync(port->dev);
@ -729,9 +727,8 @@ static int omap_8250_rs485_config(struct uart_port *port,
static void omap_8250_unthrottle(struct uart_port *port)
{
struct uart_8250_port *up = up_to_u8250p(port);
unsigned long flags;
struct uart_8250_port *up =
container_of(port, struct uart_8250_port, port);
pm_runtime_get_sync(port->dev);

9
drivers/tty/serial/8250/8250_port.c
View File

@ -1597,8 +1597,7 @@ static void serial8250_unthrottle(struct uart_port *port)
static void serial8250_disable_ms(struct uart_port *port)
{
struct uart_8250_port *up =
container_of(port, struct uart_8250_port, port);
struct uart_8250_port *up = up_to_u8250p(port);
/* no MSR capabilities */
if (up->bugs & UART_BUG_NOMSR)
@ -2801,8 +2800,7 @@ static int do_get_rxtrig(struct tty_port *port)
{
struct uart_state *state = container_of(port, struct uart_state, port);
struct uart_port *uport = state->uart_port;
struct uart_8250_port *up =
container_of(uport, struct uart_8250_port, port);
struct uart_8250_port *up = up_to_u8250p(uport);
if (!(up->capabilities & UART_CAP_FIFO) || uport->fifosize <= 1)
return -EINVAL;
@ -2838,8 +2836,7 @@ static int do_set_rxtrig(struct tty_port *port, unsigned char bytes)
{
struct uart_state *state = container_of(port, struct uart_state, port);
struct uart_port *uport = state->uart_port;
struct uart_8250_port *up =
container_of(uport, struct uart_8250_port, port);
struct uart_8250_port *up = up_to_u8250p(uport);
int rxtrig;
if (!(up->capabilities & UART_CAP_FIFO) || uport->fifosize <= 1 ||