separate ID tables, and then a third table that combines them
just for the purpose of exporting the autoloading information.
*/
-static struct usb_device_id id_table_std [] = {
+static const struct usb_device_id id_table_std[] = {
{ USB_DEVICE(CONNECT_TECH_VENDOR_ID, CONNECT_TECH_WHITE_HEAT_ID) },
{ } /* Terminating entry */
};
-static struct usb_device_id id_table_prerenumeration [] = {
+static const struct usb_device_id id_table_prerenumeration[] = {
{ USB_DEVICE(CONNECT_TECH_VENDOR_ID, CONNECT_TECH_FAKE_WHITE_HEAT_ID) },
{ } /* Terminating entry */
};
-static struct usb_device_id id_table_combined [] = {
+static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(CONNECT_TECH_VENDOR_ID, CONNECT_TECH_WHITE_HEAT_ID) },
{ USB_DEVICE(CONNECT_TECH_VENDOR_ID, CONNECT_TECH_FAKE_WHITE_HEAT_ID) },
{ } /* Terminating entry */
/* function prototypes for the Connect Tech WhiteHEAT serial converter */
static int whiteheat_attach(struct usb_serial *serial);
-static void whiteheat_shutdown(struct usb_serial *serial);
+static void whiteheat_release(struct usb_serial *serial);
static int whiteheat_open(struct tty_struct *tty,
- struct usb_serial_port *port, struct file *filp);
-static void whiteheat_close(struct tty_struct *tty,
- struct usb_serial_port *port, struct file *filp);
+ struct usb_serial_port *port);
+static void whiteheat_close(struct usb_serial_port *port);
static int whiteheat_write(struct tty_struct *tty,
struct usb_serial_port *port,
const unsigned char *buf, int count);
.id_table = id_table_std,
.num_ports = 4,
.attach = whiteheat_attach,
- .shutdown = whiteheat_shutdown,
+ .release = whiteheat_release,
.open = whiteheat_open,
.close = whiteheat_close,
.write = whiteheat_write,
__u8 *data, __u8 datasize);
static int firm_open(struct usb_serial_port *port);
static int firm_close(struct usb_serial_port *port);
-static int firm_setup_port(struct tty_struct *tty);
+static void firm_setup_port(struct tty_struct *tty);
static int firm_set_rts(struct usb_serial_port *port, __u8 onoff);
static int firm_set_dtr(struct usb_serial_port *port, __u8 onoff);
static int firm_set_break(struct usb_serial_port *port, __u8 onoff);
if (request_ihex_firmware(&firmware_fw, "whiteheat.fw",
&serial->dev->dev)) {
- err("%s - request \"whiteheat.fw\" failed", __func__);
+ dev_err(&serial->dev->dev,
+ "%s - request \"whiteheat.fw\" failed\n", __func__);
goto out;
}
if (request_ihex_firmware(&loader_fw, "whiteheat_loader.fw",
&serial->dev->dev)) {
- err("%s - request \"whiteheat_loader.fw\" failed", __func__);
+ dev_err(&serial->dev->dev,
+ "%s - request \"whiteheat_loader.fw\" failed\n",
+ __func__);
goto out;
}
ret = 0;
(unsigned char *)record->data,
be16_to_cpu(record->len), 0xa0);
if (response < 0) {
- err("%s - ezusb_writememory failed for loader (%d %04X %p %d)",
- __func__, response, be32_to_cpu(record->addr),
- record->data, be16_to_cpu(record->len));
+ dev_err(&serial->dev->dev, "%s - ezusb_writememory "
+ "failed for loader (%d %04X %p %d)\n",
+ __func__, response, be32_to_cpu(record->addr),
+ record->data, be16_to_cpu(record->len));
break;
}
record = ihex_next_binrec(record);
(unsigned char *)record->data,
be16_to_cpu(record->len), 0xa3);
if (response < 0) {
- err("%s - ezusb_writememory failed for first firmware step (%d %04X %p %d)",
- __func__, response, be32_to_cpu(record->addr),
- record->data, be16_to_cpu(record->len));
+ dev_err(&serial->dev->dev, "%s - ezusb_writememory "
+ "failed for first firmware step "
+ "(%d %04X %p %d)\n", __func__, response,
+ be32_to_cpu(record->addr), record->data,
+ be16_to_cpu(record->len));
break;
}
++record;
(unsigned char *)record->data,
be16_to_cpu(record->len), 0xa0);
if (response < 0) {
- err("%s - ezusb_writememory failed for second firmware step (%d %04X %p %d)",
- __func__, response, be32_to_cpu(record->addr),
- record->data, be16_to_cpu(record->len));
+ dev_err(&serial->dev->dev, "%s - ezusb_writememory "
+ "failed for second firmware step "
+ "(%d %04X %p %d)\n", __func__, response,
+ be32_to_cpu(record->addr), record->data,
+ be16_to_cpu(record->len));
break;
}
++record;
ret = usb_bulk_msg(serial->dev, pipe, command, 2,
&alen, COMMAND_TIMEOUT_MS);
if (ret) {
- err("%s: Couldn't send command [%d]",
- serial->type->description, ret);
+ dev_err(&serial->dev->dev, "%s: Couldn't send command [%d]\n",
+ serial->type->description, ret);
goto no_firmware;
} else if (alen != 2) {
- err("%s: Send command incomplete [%d]",
- serial->type->description, alen);
+ dev_err(&serial->dev->dev, "%s: Send command incomplete [%d]\n",
+ serial->type->description, alen);
goto no_firmware;
}
ret = usb_bulk_msg(serial->dev, pipe, result,
sizeof(*hw_info) + 1, &alen, COMMAND_TIMEOUT_MS);
if (ret) {
- err("%s: Couldn't get results [%d]",
- serial->type->description, ret);
+ dev_err(&serial->dev->dev, "%s: Couldn't get results [%d]\n",
+ serial->type->description, ret);
goto no_firmware;
} else if (alen != sizeof(*hw_info) + 1) {
- err("%s: Get results incomplete [%d]",
- serial->type->description, alen);
+ dev_err(&serial->dev->dev, "%s: Get results incomplete [%d]\n",
+ serial->type->description, alen);
goto no_firmware;
} else if (result[0] != command[0]) {
- err("%s: Command failed [%d]",
- serial->type->description, result[0]);
+ dev_err(&serial->dev->dev, "%s: Command failed [%d]\n",
+ serial->type->description, result[0]);
goto no_firmware;
}
hw_info = (struct whiteheat_hw_info *)&result[1];
- info("%s: Driver %s: Firmware v%d.%02d", serial->type->description,
- DRIVER_VERSION, hw_info->sw_major_rev, hw_info->sw_minor_rev);
+ dev_info(&serial->dev->dev, "%s: Driver %s: Firmware v%d.%02d\n",
+ serial->type->description, DRIVER_VERSION,
+ hw_info->sw_major_rev, hw_info->sw_minor_rev);
for (i = 0; i < serial->num_ports; i++) {
port = serial->port[i];
info = kmalloc(sizeof(struct whiteheat_private), GFP_KERNEL);
if (info == NULL) {
- err("%s: Out of memory for port structures\n",
- serial->type->description);
+ dev_err(&port->dev,
+ "%s: Out of memory for port structures\n",
+ serial->type->description);
goto no_private;
}
for (j = 0; j < urb_pool_size; j++) {
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
- err("No free urbs available");
+ dev_err(&port->dev, "No free urbs available\n");
goto no_rx_urb;
}
buf_size = port->read_urb->transfer_buffer_length;
urb->transfer_buffer = kmalloc(buf_size, GFP_KERNEL);
if (!urb->transfer_buffer) {
- err("Couldn't allocate urb buffer");
+ dev_err(&port->dev,
+ "Couldn't allocate urb buffer\n");
goto no_rx_buf;
}
wrap = kmalloc(sizeof(*wrap), GFP_KERNEL);
if (!wrap) {
- err("Couldn't allocate urb wrapper");
+ dev_err(&port->dev,
+ "Couldn't allocate urb wrapper\n");
goto no_rx_wrap;
}
usb_fill_bulk_urb(urb, serial->dev,
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
- err("No free urbs available");
+ dev_err(&port->dev, "No free urbs available\n");
goto no_tx_urb;
}
buf_size = port->write_urb->transfer_buffer_length;
urb->transfer_buffer = kmalloc(buf_size, GFP_KERNEL);
if (!urb->transfer_buffer) {
- err("Couldn't allocate urb buffer");
+ dev_err(&port->dev,
+ "Couldn't allocate urb buffer\n");
goto no_tx_buf;
}
wrap = kmalloc(sizeof(*wrap), GFP_KERNEL);
if (!wrap) {
- err("Couldn't allocate urb wrapper");
+ dev_err(&port->dev,
+ "Couldn't allocate urb wrapper\n");
goto no_tx_wrap;
}
usb_fill_bulk_urb(urb, serial->dev,
command_info = kmalloc(sizeof(struct whiteheat_command_private),
GFP_KERNEL);
if (command_info == NULL) {
- err("%s: Out of memory for port structures\n",
- serial->type->description);
+ dev_err(&serial->dev->dev,
+ "%s: Out of memory for port structures\n",
+ serial->type->description);
goto no_command_private;
}
no_firmware:
/* Firmware likely not running */
- err("%s: Unable to retrieve firmware version, try replugging\n",
- serial->type->description);
- err("%s: If the firmware is not running (status led not blinking)\n",
- serial->type->description);
- err("%s: please contact support@connecttech.com\n",
- serial->type->description);
+ dev_err(&serial->dev->dev,
+ "%s: Unable to retrieve firmware version, try replugging\n",
+ serial->type->description);
+ dev_err(&serial->dev->dev,
+ "%s: If the firmware is not running (status led not blinking)\n",
+ serial->type->description);
+ dev_err(&serial->dev->dev,
+ "%s: please contact support@connecttech.com\n",
+ serial->type->description);
kfree(result);
return -ENODEV;
}
-static void whiteheat_shutdown(struct usb_serial *serial)
+static void whiteheat_release(struct usb_serial *serial)
{
struct usb_serial_port *command_port;
struct usb_serial_port *port;
return;
}
-static int whiteheat_open(struct tty_struct *tty,
- struct usb_serial_port *port, struct file *filp)
+static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port)
{
int retval = 0;
/* Start reading from the device */
retval = start_port_read(port);
if (retval) {
- err("%s - failed submitting read urb, error %d",
- __func__, retval);
+ dev_err(&port->dev,
+ "%s - failed submitting read urb, error %d\n",
+ __func__, retval);
firm_close(port);
stop_command_port(port->serial);
goto exit;
}
-static void whiteheat_close(struct tty_struct *tty,
- struct usb_serial_port *port, struct file *filp)
+static void whiteheat_close(struct usb_serial_port *port)
{
struct whiteheat_private *info = usb_get_serial_port_data(port);
struct whiteheat_urb_wrap *wrap;
dbg("%s - port %d", __func__, port->number);
- mutex_lock(&port->serial->disc_mutex);
- /* filp is NULL when called from usb_serial_disconnect */
- if ((filp && (tty_hung_up_p(filp))) || port->serial->disconnected) {
- mutex_unlock(&port->serial->disc_mutex);
- return;
- }
- mutex_unlock(&port->serial->disc_mutex);
-
- tty->closing = 1;
-
-/*
- * Not currently in use; tty_wait_until_sent() calls
- * serial_chars_in_buffer() which deadlocks on the second semaphore
- * acquisition. This should be fixed at some point. Greg's been
- * notified.
- if ((filp->f_flags & (O_NDELAY | O_NONBLOCK)) == 0) {
- tty_wait_until_sent(tty, CLOSING_DELAY);
- }
-*/
-
- tty_driver_flush_buffer(tty);
- tty_ldisc_flush(tty);
-
firm_report_tx_done(port);
-
firm_close(port);
/* shutdown our bulk reads and writes */
}
spin_unlock_irq(&info->lock);
mutex_unlock(&info->deathwarrant);
-
stop_command_port(port->serial);
-
- tty->closing = 0;
}
urb->transfer_buffer_length = bytes;
result = usb_submit_urb(urb, GFP_ATOMIC);
if (result) {
- err("%s - failed submitting write urb, error %d",
- __func__, result);
+ dev_err(&port->dev,
+ "%s - failed submitting write urb, error %d\n",
+ __func__, result);
sent = result;
spin_lock_irqsave(&info->lock, flags);
list_add(tmp, &info->tx_urbs_free);
{
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_private *info = usb_get_serial_port_data(port);
- unsigned long flags;
dbg("%s - port %d", __func__, port->number);
- spin_lock_irqsave(&info->lock, flags);
+ spin_lock_irq(&info->lock);
info->flags |= THROTTLED;
- spin_unlock_irqrestore(&info->lock, flags);
+ spin_unlock_irq(&info->lock);
return;
}
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_private *info = usb_get_serial_port_data(port);
int actually_throttled;
- unsigned long flags;
dbg("%s - port %d", __func__, port->number);
- spin_lock_irqsave(&info->lock, flags);
+ spin_lock_irq(&info->lock);
actually_throttled = info->flags & ACTUALLY_THROTTLED;
info->flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
- spin_unlock_irqrestore(&info->lock, flags);
+ spin_unlock_irq(&info->lock);
if (actually_throttled)
rx_data_softint(&info->rx_work);
wrap = urb_to_wrap(urb, &info->rx_urbs_submitted);
if (!wrap) {
spin_unlock(&info->lock);
- err("%s - Not my urb!", __func__);
+ dev_err(&port->dev, "%s - Not my urb!\n", __func__);
return;
}
list_del(&wrap->list);
wrap = urb_to_wrap(urb, &info->tx_urbs_submitted);
if (!wrap) {
spin_unlock(&info->lock);
- err("%s - Not my urb!", __func__);
+ dev_err(&port->dev, "%s - Not my urb!\n", __func__);
return;
}
list_move(&wrap->list, &info->tx_urbs_free);
}
-static int firm_setup_port(struct tty_struct *tty)
+static void firm_setup_port(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_port_settings port_settings;
port_settings.lloop = 0;
/* now send the message to the device */
- return firm_send_command(port, WHITEHEAT_SETUP_PORT,
+ firm_send_command(port, WHITEHEAT_SETUP_PORT,
(__u8 *)&port_settings, sizeof(port_settings));
}
command_port->read_urb->dev = serial->dev;
retval = usb_submit_urb(command_port->read_urb, GFP_KERNEL);
if (retval) {
- err("%s - failed submitting read urb, error %d",
- __func__, retval);
+ dev_err(&serial->dev->dev,
+ "%s - failed submitting read urb, error %d\n",
+ __func__, retval);
goto exit;
}
}
struct whiteheat_private *info =
container_of(work, struct whiteheat_private, rx_work);
struct usb_serial_port *port = info->port;
- struct tty_struct *tty = port->port.tty;
+ struct tty_struct *tty = tty_port_tty_get(&port->port);
struct whiteheat_urb_wrap *wrap;
struct urb *urb;
unsigned long flags;
spin_lock_irqsave(&info->lock, flags);
if (info->flags & THROTTLED) {
spin_unlock_irqrestore(&info->lock, flags);
- return;
+ goto out;
}
list_for_each_safe(tmp, tmp2, &info->rx_urb_q) {
wrap = list_entry(tmp, struct whiteheat_urb_wrap, list);
urb = wrap->urb;
- if (tty && urb->actual_length) {
- int len = tty_buffer_request_room(tty,
- urb->actual_length);
- /* This stuff can go away now I suspect */
- if (unlikely(len < urb->actual_length)) {
- spin_lock_irqsave(&info->lock, flags);
- list_add(tmp, &info->rx_urb_q);
- spin_unlock_irqrestore(&info->lock, flags);
- tty_flip_buffer_push(tty);
- schedule_work(&info->rx_work);
- return;
- }
- tty_insert_flip_string(tty, urb->transfer_buffer, len);
- sent += len;
- }
+ if (tty && urb->actual_length)
+ sent += tty_insert_flip_string(tty,
+ urb->transfer_buffer, urb->actual_length);
urb->dev = port->serial->dev;
result = usb_submit_urb(urb, GFP_ATOMIC);
if (result) {
- err("%s - failed resubmitting read urb, error %d",
+ dev_err(&port->dev,
+ "%s - failed resubmitting read urb, error %d\n",
__func__, result);
spin_lock_irqsave(&info->lock, flags);
list_add(tmp, &info->rx_urbs_free);
if (sent)
tty_flip_buffer_push(tty);
+out:
+ tty_kref_put(tty);
}
retval = usb_register(&whiteheat_driver);
if (retval)
goto failed_usb_register;
- info(DRIVER_DESC " " DRIVER_VERSION);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
return 0;
failed_usb_register:
usb_serial_deregister(&whiteheat_device);