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tty: serial: 8250: 8250_port: Move prototypes to shared location 

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>
Link: https://lore.kernel.org/r/20201112105857.2078977-3-lee.jones@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lee Jones 2020-11-12 10:58:55 +00:00 committed by Greg Kroah-Hartman
parent 1f78ae9979
commit a609c58086
2 changed files with 5 additions and 3 deletions
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3
drivers/tty/serial/8250/8250_early.c
View File

@ -204,9 +204,6 @@ OF_EARLYCON_DECLARE(omap8250, "ti,omap4-uart", early_omap8250_setup);
#ifdef CONFIG_SERIAL_8250_RT288X
unsigned int au_serial_in(struct uart_port *p, int offset);
void au_serial_out(struct uart_port *p, int offset, int value);
static int __init early_au_setup(struct earlycon_device *dev, const char *opt)
{
dev->port.serial_in = au_serial_in;

5
include/linux/serial_8250.h
View File

@ -187,4 +187,9 @@ extern void serial8250_set_isa_configurator(void (*v)
(int port, struct uart_port *up,
u32 *capabilities));
#ifdef CONFIG_SERIAL_8250_RT288X
unsigned int au_serial_in(struct uart_port *p, int offset);
void au_serial_out(struct uart_port *p, int offset, int value);
#endif
#endif