diff options
Diffstat (limited to 'include/linux/serial_core.h')
| -rw-r--r-- | include/linux/serial_core.h | 5 |
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) { |