summaryrefslogtreecommitdiff
path: root/include/linux/serial_core.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/serial_core.h')
-rw-r--r--include/linux/serial_core.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index c58cc142d23f..657a0fc68a3f 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -45,6 +45,7 @@ struct uart_ops {
void (*unthrottle)(struct uart_port *);
void (*send_xchar)(struct uart_port *, char ch);
void (*stop_rx)(struct uart_port *);
+ void (*start_rx)(struct uart_port *);
void (*enable_ms)(struct uart_port *);
void (*break_ctl)(struct uart_port *, int ctl);
int (*startup)(struct uart_port *);
@@ -171,7 +172,7 @@ struct uart_port {
* assigned from the serial_struct flags in uart_set_info()
* [for bit definitions in the UPF_CHANGE_MASK]
*
- * Bits [0..UPF_LAST_USER] are userspace defined/visible/changeable
+ * Bits [0..ASYNCB_LAST_USER] are userspace defined/visible/changeable
* The remaining bits are serial-core specific and not modifiable by
* userspace.
*/
@@ -232,6 +233,7 @@ struct uart_port {
int hw_stopped; /* sw-assisted CTS flow state */
unsigned int mctrl; /* current modem ctrl settings */
unsigned int timeout; /* character-based timeout */
+ unsigned int frame_time; /* frame timing in ns */
unsigned int type; /* port type */
const struct uart_ops *ops;
unsigned int custom_divisor;
@@ -399,7 +401,7 @@ int uart_set_options(struct uart_port *port, struct console *co, int baud,
struct tty_driver *uart_console_device(struct console *co, int *index);
void uart_console_write(struct uart_port *port, const char *s,
unsigned int count,
- void (*putchar)(struct uart_port *, int));
+ void (*putchar)(struct uart_port *, unsigned char));
/*
* Port/driver registration/removal
@@ -458,6 +460,8 @@ extern void uart_handle_cts_change(struct uart_port *uport,
extern void uart_insert_char(struct uart_port *port, unsigned int status,
unsigned int overrun, unsigned int ch, unsigned int flag);
+void uart_xchar_out(struct uart_port *uport, int offset);
+
#ifdef CONFIG_MAGIC_SYSRQ_SERIAL
#define SYSRQ_TIMEOUT (HZ * 5)