diff options
Diffstat (limited to 'drivers/tty/serial/8250/8250.h')
| -rw-r--r-- | drivers/tty/serial/8250/8250.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h index cfe6ba286b45..58e64c4e1e3a 100644 --- a/drivers/tty/serial/8250/8250.h +++ b/drivers/tty/serial/8250/8250.h @@ -186,6 +186,11 @@ static unsigned int __maybe_unused serial_icr_read(struct uart_8250_port *up, void serial8250_clear_and_reinit_fifos(struct uart_8250_port *p); +void serial8250_rpm_get(struct uart_8250_port *p); +void serial8250_rpm_put(struct uart_8250_port *p); +DEFINE_GUARD(serial8250_rpm, struct uart_8250_port *, + serial8250_rpm_get(_T), serial8250_rpm_put(_T)); + static inline u32 serial_dl_read(struct uart_8250_port *up) { return up->dl_read(up); |