diff options
Diffstat (limited to 'include/linux/usb/serial.h')
| -rw-r--r-- | include/linux/usb/serial.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index e2938fd179e2..e29ebcf3287b 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -15,6 +15,7 @@ #include <linux/kref.h> #include <linux/mutex.h> +#include <linux/sysrq.h> #define SERIAL_TTY_MAJOR 188 /* Nice legal number now */ #define SERIAL_TTY_MINORS 254 /* loads of devices :) */ @@ -99,6 +100,7 @@ struct usb_serial_port { char throttled; char throttle_req; char console; + unsigned long sysrq; /* sysrq timeout */ struct device dev; }; #define to_usb_serial_port(d) container_of(d, struct usb_serial_port, dev) @@ -301,6 +303,12 @@ extern void usb_serial_generic_unthrottle(struct tty_struct *tty); extern void usb_serial_generic_shutdown(struct usb_serial *serial); extern int usb_serial_generic_register(int debug); extern void usb_serial_generic_deregister(void); +extern void usb_serial_generic_resubmit_read_urb(struct usb_serial_port *port, + gfp_t mem_flags); +extern int usb_serial_handle_sysrq_char(struct usb_serial_port *port, + unsigned int ch); +extern int usb_serial_handle_break(struct usb_serial_port *port); + extern int usb_serial_bus_register(struct usb_serial_driver *device); extern void usb_serial_bus_deregister(struct usb_serial_driver *device); |