diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2012-04-02 13:54:48 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-09 12:04:30 -0700 |
| commit | 35f95fd7f234d2b58803bab6f6ebd6bb988050a2 (patch) | |
| tree | ae84aaaf59915f81b1456ec2a80ee5478a387ecb /drivers/usb/gadget/u_serial.c | |
| parent | 266e37efbc28b051c1ffb1cdcf0a949973e660e3 (diff) | |
TTY: usb/u_serial, use tty from tty_port
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/u_serial.c')
| -rw-r--r-- | drivers/usb/gadget/u_serial.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index a6212ff5a2e5..d038a9032214 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -98,7 +98,6 @@ struct gs_port { spinlock_t port_lock; /* guard port_* access */ struct gserial *port_usb; - struct tty_struct *port_tty; bool openclose; /* open/close in progress */ u8 port_num; @@ -412,8 +411,8 @@ __acquires(&port->port_lock) break; } - if (do_tty_wake && port->port_tty) - tty_wakeup(port->port_tty); + if (do_tty_wake && port->port.tty) + tty_wakeup(port->port.tty); return status; } @@ -435,7 +434,7 @@ __acquires(&port->port_lock) struct tty_struct *tty; /* no more rx if closed */ - tty = port->port_tty; + tty = port->port.tty; if (!tty) break; @@ -488,7 +487,7 @@ static void gs_rx_push(unsigned long _port) /* hand any queued data to the tty */ spin_lock_irq(&port->port_lock); - tty = port->port_tty; + tty = port->port.tty; while (!list_empty(queue)) { struct usb_request *req; @@ -699,7 +698,7 @@ static int gs_start_io(struct gs_port *port) /* unblock any pending writes into our circular buffer */ if (started) { - tty_wakeup(port->port_tty); + tty_wakeup(port->port.tty); } else { gs_free_requests(ep, head, &port->read_allocated); gs_free_requests(port->port_usb->in, &port->write_pool, @@ -793,7 +792,7 @@ static int gs_open(struct tty_struct *tty, struct file *file) /* REVISIT maybe wait for "carrier detect" */ tty->driver_data = port; - port->port_tty = tty; + port->port.tty = tty; port->port.count = 1; port->openclose = false; @@ -879,7 +878,7 @@ static void gs_close(struct tty_struct *tty, struct file *file) gs_buf_clear(&port->port_write_buf); tty->driver_data = NULL; - port->port_tty = NULL; + port->port.tty = NULL; port->openclose = false; @@ -1318,8 +1317,8 @@ void gserial_disconnect(struct gserial *gser) gser->ioport = NULL; if (port->port.count > 0 || port->openclose) { wake_up_interruptible(&port->drain_wait); - if (port->port_tty) - tty_hangup(port->port_tty); + if (port->port.tty) + tty_hangup(port->port.tty); } spin_unlock_irqrestore(&port->port_lock, flags); |