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Diffstat (limited to 'include/linux/usb/serial.h')
-rw-r--r--include/linux/usb/serial.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 952272002e48..8c63fa9bfc74 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -130,6 +130,8 @@ static inline void usb_set_serial_port_data(struct usb_serial_port *port,
* @dev: pointer to the struct usb_device for this device
* @type: pointer to the struct usb_serial_driver for this device
* @interface: pointer to the struct usb_interface for this device
+ * @sibling: pointer to the struct usb_interface of any sibling interface
+ * @suspend_count: number of suspended (sibling) interfaces
* @num_ports: the number of ports this device has
* @num_interrupt_in: number of interrupt in endpoints we have
* @num_interrupt_out: number of interrupt out endpoints we have
@@ -145,8 +147,9 @@ struct usb_serial {
struct usb_device *dev;
struct usb_serial_driver *type;
struct usb_interface *interface;
+ struct usb_interface *sibling;
+ unsigned int suspend_count;
unsigned char disconnected:1;
- unsigned char suspending:1;
unsigned char attached:1;
unsigned char minors_reserved:1;
unsigned char num_ports;
@@ -276,7 +279,7 @@ struct usb_serial_driver {
int (*write_room)(struct tty_struct *tty);
int (*ioctl)(struct tty_struct *tty,
unsigned int cmd, unsigned long arg);
- int (*get_serial)(struct tty_struct *tty, struct serial_struct *ss);
+ void (*get_serial)(struct tty_struct *tty, struct serial_struct *ss);
int (*set_serial)(struct tty_struct *tty, struct serial_struct *ss);
void (*set_termios)(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old);
@@ -335,6 +338,9 @@ static inline void usb_serial_console_disconnect(struct usb_serial *serial) {}
/* Functions needed by other parts of the usbserial core */
struct usb_serial_port *usb_serial_port_get_by_minor(unsigned int minor);
void usb_serial_put(struct usb_serial *serial);
+
+int usb_serial_claim_interface(struct usb_serial *serial, struct usb_interface *intf);
+
int usb_serial_generic_open(struct tty_struct *tty, struct usb_serial_port *port);
int usb_serial_generic_write_start(struct usb_serial_port *port, gfp_t mem_flags);
int usb_serial_generic_write(struct tty_struct *tty, struct usb_serial_port *port,