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Code Issues Releases Wiki Activity

tty: serial: 8250: export early_serial8250_setup function 

8250-like uart driver may call early_serial8250_setup to
reuse 8250_early.c character output function.

Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
Tested-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eddie Huang 2015-04-28 21:40:32 +08:00 committed by Greg Kroah-Hartman
parent c1c325d703
commit 1c5841e832
2 changed files with 3 additions and 1 deletions
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2
drivers/tty/serial/8250/8250_early.c
View File

@ -131,7 +131,7 @@ static void __init init_port(struct earlycon_device *device)
serial8250_early_out(port, UART_LCR, c & ~UART_LCR_DLAB);
}
static int __init early_serial8250_setup(struct earlycon_device *device,
int __init early_serial8250_setup(struct earlycon_device *device,
const char *options)
{
if (!(device->port.membase || device->port.iobase))

2
include/linux/serial_8250.h
View File

@ -137,6 +137,8 @@ extern int early_serial_setup(struct uart_port *port);
extern unsigned int serial8250_early_in(struct uart_port *port, int offset);
extern void serial8250_early_out(struct uart_port *port, int offset, int value);
extern int early_serial8250_setup(struct earlycon_device *device,
const char *options);
extern void serial8250_do_set_termios(struct uart_port *port,
struct ktermios *termios, struct ktermios *old);
extern int serial8250_do_startup(struct uart_port *port);