[PATCH v2 1/8] serial: core: Fold __uart_put_char() into caller

From: Peter Hurley
Date: Sun Jan 10 2016 - 23:29:05 EST


uart_put_char() is the required interface; manually inline
__uart_put_char().

Signed-off-by: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>
---
drivers/tty/serial/serial_core.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 3698ada..048b175 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -483,12 +483,15 @@ static void uart_change_speed(struct tty_struct *tty, struct uart_state *state,
spin_unlock_irq(&uport->lock);
}

-static inline int __uart_put_char(struct uart_port *port,
- struct circ_buf *circ, unsigned char c)
+static int uart_put_char(struct tty_struct *tty, unsigned char c)
{
+ struct uart_state *state = tty->driver_data;
+ struct uart_port *port = state->uart_port;
+ struct circ_buf *circ;
unsigned long flags;
int ret = 0;

+ circ = &state->xmit;
if (!circ->buf)
return 0;

@@ -502,13 +505,6 @@ static inline int __uart_put_char(struct uart_port *port,
return ret;
}

-static int uart_put_char(struct tty_struct *tty, unsigned char ch)
-{
- struct uart_state *state = tty->driver_data;
-
- return __uart_put_char(state->uart_port, &state->xmit, ch);
-}
-
static void uart_flush_chars(struct tty_struct *tty)
{
uart_start(tty);
--
2.7.0