8250: allow platforms to override PM hook.
Add a hook for platforms to specify custom pm methods.
Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index 7638dea..bf9c2bd 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -35,6 +35,8 @@
void (*set_termios)(struct uart_port *,
struct ktermios *new,
struct ktermios *old);
+ void (*pm)(struct uart_port *, unsigned int state,
+ unsigned old);
};
/*
@@ -76,5 +78,7 @@
extern int setup_early_serial8250_console(char *cmdline);
extern void serial8250_do_set_termios(struct uart_port *port,
struct ktermios *termios, struct ktermios *old);
+extern void serial8250_do_pm(struct uart_port *port, unsigned int state,
+ unsigned int oldstate);
#endif