diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/serial_core.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 4f7bbdd90017..17fcff466e30 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -1175,6 +1175,14 @@ static inline bool uart_cons_flow_enabled(const struct uart_port *uport) return uport->cons_flow; } +static inline bool uart_console_hwflow_active(struct uart_port *uport) +{ + return uart_console(uport) && + !(uport->rs485.flags & SER_RS485_ENABLED) && + uart_cons_flow_enabled(uport) && + uart_cts_enabled(uport); +} + /* * The following are helper functions for the low level drivers. */ |