1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 2db407a40051..65db9928e15f 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -310,6 +310,7 @@ struct uart_port {
         int                     (*handle_irq)(struct uart_port *);
         void                    (*pm)(struct uart_port *, unsigned int state,
                                       unsigned int old);
+        void                    (*handle_break)(struct uart_port *);
         unsigned int            irq;                    /* irq number */
         unsigned long           irqflags;               /* irq flags  */
         unsigned int            uartclk;                /* base uart clock */
@@ -533,6 +534,10 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 static inline int uart_handle_break(struct uart_port *port)
 {
         struct uart_state *state = port->state;
+
+        if (port->handle_break)
+                port->handle_break(port);
+
 #ifdef SUPPORT_SYSRQ
         if (port->cons && port->cons->index == port->line) {
                 if (!port->sysrq) {