[PATCH 13/36] tty: serial: 8250: 8250_port: Staticify functions referenced by pointers

Lee Jones
2020-11-04T19:38:07Z

Fixes the following W=1 kernel build warning(s):

drivers/tty/serial/8250/8250_port.c:349:14: warning: no previous prototype for ‘au_serial_in’ [-Wmissing-prototypes]
drivers/tty/serial/8250/8250_port.c:359:6: warning: no previous prototype for ‘au_serial_out’ [-Wmissing-prototypes]

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: Mike Hudson <Exoray@isys.ca>
Cc: linux-serial@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
drivers/tty/serial/8250/8250_port.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index b0af13074cd36..ebce4406dc289 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -346,7 +346,7 @@ static const s8 au_io_out_map[8] = {
-1, /* UART_SCR (unmapped) */
};

-unsigned int au_serial_in(struct uart_port *p, int offset)
+static unsigned int au_serial_in(struct uart_port *p, int offset)
{
if (offset >= ARRAY_SIZE(au_io_in_map))
return UINT_MAX;
@@ -356,7 +356,7 @@ unsigned int au_serial_in(struct uart_port *p, int offset)
return __raw_readl(p->membase + (offset << p->regshift));
}

-void au_serial_out(struct uart_port *p, int offset, int value)
+static void au_serial_out(struct uart_port *p, int offset, int value)
{
if (offset >= ARRAY_SIZE(au_io_out_map))
return;
--
2.25.1