Merge branch 'mpi-master' into wip-k-fmlpwip-k-fmlp

Conflicts:
	litmus/sched_cedf.c

1 files changed, 9 insertions, 5 deletions

diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 329d311a35d9..180ea6c7911c 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -133,7 +133,7 @@ struct spcp8x5_usb_ctrl_arg {
 
 /* how come ??? */
 #define UART_STATE                      0x08
-#define UART_STATE_TRANSIENT_MASK       0x74
+#define UART_STATE_TRANSIENT_MASK       0x75
 #define UART_DCD                        0x01
 #define UART_DSR                        0x02
 #define UART_BREAK_ERROR                0x04
@@ -441,7 +441,6 @@ static void spcp8x5_set_termios(struct tty_struct *tty,
                 spcp8x5_set_workMode(serial->dev, 0x000a,
                                      SET_WORKING_MODE_U2C, priv->type);
         }
-        return;
 }
 
 /* open the serial port. do some usb system call. set termios and get the line
@@ -526,6 +525,10 @@ static void spcp8x5_process_read_urb(struct urb *urb)
                 /* overrun is special, not associated with a char */
                 if (status & UART_OVERRUN_ERROR)
                         tty_insert_flip_char(tty, 0, TTY_OVERRUN);
+
+                if (status & UART_DCD)
+                        usb_serial_handle_dcd_change(port, tty,
+                                   priv->line_status & MSR_STATUS_LINE_DCD);
         }
 
         tty_insert_flip_string_fixed_flag(tty, data, tty_flag,
@@ -573,7 +576,7 @@ static int spcp8x5_wait_modem_info(struct usb_serial_port *port,
         return 0;
 }
 
-static int spcp8x5_ioctl(struct tty_struct *tty, struct file *file,
+static int spcp8x5_ioctl(struct tty_struct *tty,
                          unsigned int cmd, unsigned long arg)
 {
         struct usb_serial_port *port = tty->driver_data;
@@ -592,7 +595,7 @@ static int spcp8x5_ioctl(struct tty_struct *tty, struct file *file,
         return -ENOIOCTLCMD;
 }
 
-static int spcp8x5_tiocmset(struct tty_struct *tty, struct file *file,
+static int spcp8x5_tiocmset(struct tty_struct *tty,
                             unsigned int set, unsigned int clear)
 {
         struct usb_serial_port *port = tty->driver_data;
@@ -615,7 +618,7 @@ static int spcp8x5_tiocmset(struct tty_struct *tty, struct file *file,
         return spcp8x5_set_ctrlLine(port->serial->dev, control , priv->type);
 }
 
-static int spcp8x5_tiocmget(struct tty_struct *tty, struct file *file)
+static int spcp8x5_tiocmget(struct tty_struct *tty)
 {
         struct usb_serial_port *port = tty->driver_data;
         struct spcp8x5_private *priv = usb_get_serial_port_data(port);
@@ -646,6 +649,7 @@ static struct usb_serial_driver spcp8x5_device = {
                 .name =         "SPCP8x5",
         },
         .id_table               = id_table,
+        .usb_driver             = &spcp8x5_driver,
         .num_ports              = 1,
         .open                   = spcp8x5_open,
         .dtr_rts                = spcp8x5_dtr_rts,