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authorArnd Bergmann <arnd@arndb.de>2012-11-12 22:54:08 +0100
committerArnd Bergmann <arnd@arndb.de>2012-11-12 22:54:08 +0100
commit8a6ff8a0a2bc51b29681aab093b349c9eb32acf5 (patch)
tree7ee7315a4aa9b33cba73cf46e59187157a00866a /drivers/usb/serial/mct_u232.c
parent65829ef5a0b9bdffa34b35479853d24e547cfde8 (diff)
parent75984df05d86956541795f01e62d7dc67bc522fd (diff)
Merge tag 'for-3.8-at91_header_clean' of git://github.com/at91linux/linux-at91 into next/headers
From Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>: arm: at91: mach header cleanup This first patch serie start the cleanup of the header in mach by moving all the platform data to include/linux/platform_data and move the board header and drivers header next to them * tag 'for-3.8-at91_header_clean' of git://github.com/at91linux/linux-at91: arm: at91: move at91rm9200 rtc header in drivers/rtc arm: at91: move reset controller header to arm/arm/mach-at91 arm: at91: move pit define to the driver arm: at91: move at91_shdwc.h to arch/arm/mach-at91 arm: at91: move board header to arch/arm/mach-at91 arn: at91: move at91_tc.h to arch/arm/mach-at91 arm: at91 move at91_aic.h to arch/arm/mach-at91 arm: at91 move board.h to arch/arm/mach-at91 arm: at91: move platfarm_data to include/linux/platform_data/atmel.h arm: at91: drop machine defconfig Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/usb/serial/mct_u232.c')
-rw-r--r--drivers/usb/serial/mct_u232.c59
1 files changed, 33 insertions, 26 deletions
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index f3947712e13..8a208100410 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -49,7 +49,8 @@
* Function prototypes
*/
static int mct_u232_startup(struct usb_serial *serial);
-static void mct_u232_release(struct usb_serial *serial);
+static int mct_u232_port_probe(struct usb_serial_port *port);
+static int mct_u232_port_remove(struct usb_serial_port *remove);
static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port);
static void mct_u232_close(struct usb_serial_port *port);
static void mct_u232_dtr_rts(struct usb_serial_port *port, int on);
@@ -99,7 +100,8 @@ static struct usb_serial_driver mct_u232_device = {
.tiocmget = mct_u232_tiocmget,
.tiocmset = mct_u232_tiocmset,
.attach = mct_u232_startup,
- .release = mct_u232_release,
+ .port_probe = mct_u232_port_probe,
+ .port_remove = mct_u232_port_remove,
.ioctl = mct_u232_ioctl,
.get_icount = mct_u232_get_icount,
};
@@ -388,18 +390,8 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_startup(struct usb_serial *serial)
{
- struct mct_u232_private *priv;
struct usb_serial_port *port, *rport;
- priv = kzalloc(sizeof(struct mct_u232_private), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
- spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->msr_wait);
- usb_set_serial_port_data(serial->port[0], priv);
-
- init_waitqueue_head(&serial->port[0]->write_wait);
-
/* Puh, that's dirty */
port = serial->port[0];
rport = serial->port[1];
@@ -412,18 +404,31 @@ static int mct_u232_startup(struct usb_serial *serial)
return 0;
} /* mct_u232_startup */
+static int mct_u232_port_probe(struct usb_serial_port *port)
+{
+ struct mct_u232_private *priv;
+
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->lock);
+ init_waitqueue_head(&priv->msr_wait);
+
+ usb_set_serial_port_data(port, priv);
-static void mct_u232_release(struct usb_serial *serial)
+ return 0;
+}
+
+static int mct_u232_port_remove(struct usb_serial_port *port)
{
struct mct_u232_private *priv;
- int i;
- for (i = 0; i < serial->num_ports; ++i) {
- /* My special items, the standard routines free my urbs */
- priv = usb_get_serial_port_data(serial->port[i]);
- kfree(priv);
- }
-} /* mct_u232_release */
+ priv = usb_get_serial_port_data(port);
+ kfree(priv);
+
+ return 0;
+}
static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port)
{
@@ -515,12 +520,14 @@ static void mct_u232_dtr_rts(struct usb_serial_port *port, int on)
static void mct_u232_close(struct usb_serial_port *port)
{
- if (port->serial->dev) {
- /* shutdown our urbs */
- usb_kill_urb(port->write_urb);
- usb_kill_urb(port->read_urb);
- usb_kill_urb(port->interrupt_in_urb);
- }
+ /*
+ * Must kill the read urb as it is actually an interrupt urb, which
+ * generic close thus fails to kill.
+ */
+ usb_kill_urb(port->read_urb);
+ usb_kill_urb(port->interrupt_in_urb);
+
+ usb_serial_generic_close(port);
} /* mct_u232_close */