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path: root/drivers/tty/serial/8250/8250.h
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Diffstat (limited to 'drivers/tty/serial/8250/8250.h')
-rw-r--r--drivers/tty/serial/8250/8250.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h
index c89cb881d9b0..b120da57c61f 100644
--- a/drivers/tty/serial/8250/8250.h
+++ b/drivers/tty/serial/8250/8250.h
@@ -207,6 +207,7 @@ int serial8250_em485_config(struct uart_port *port, struct serial_rs485 *rs485);
void serial8250_em485_start_tx(struct uart_8250_port *p);
void serial8250_em485_stop_tx(struct uart_8250_port *p);
void serial8250_em485_destroy(struct uart_8250_port *p);
+extern struct serial_rs485 serial8250_em485_supported;
/* MCR <-> TIOCM conversion */
static inline int serial8250_TIOCM_to_MCR(int tiocm)