/*
* Garmin GPS driver
*
- * Copyright (C) 2006 Hermann Kneissel herkne@users.sourceforge.net
+ * Copyright (C) 2006,2007 Hermann Kneissel herkne@users.sourceforge.net
*
* The latest version of the driver can be found at
* http://sourceforge.net/projects/garmin-gps/
#include <linux/module.h>
#include <linux/spinlock.h>
#include <asm/uaccess.h>
+#include <asm/atomic.h>
#include <linux/usb.h>
#include <linux/usb/serial.h>
*/
#define VERSION_MAJOR 0
-#define VERSION_MINOR 28
+#define VERSION_MINOR 31
#define _STR(s) #s
#define _DRIVER_VERSION(a,b) "v" _STR(a) "." _STR(b)
__u8 inbuffer [GPS_IN_BUFSIZ]; /* tty -> usb */
__u8 outbuffer[GPS_OUT_BUFSIZ]; /* usb -> tty */
__u8 privpkt[4*6];
+ atomic_t req_count;
+ atomic_t resp_count;
spinlock_t lock;
struct list_head pktlist;
};
#define CLEAR_HALT_REQUIRED 0x0001
#define FLAGS_QUEUING 0x0100
-#define FLAGS_APP_RESP_SEEN 0x0200
-#define FLAGS_APP_REQ_SEEN 0x0400
#define FLAGS_DROP_DATA 0x0800
#define FLAGS_GSP_SKIP 0x1000
/* function prototypes */
static void gsp_next_packet(struct garmin_data * garmin_data_p);
static int garmin_write_bulk(struct usb_serial_port *port,
- const unsigned char *buf, int count);
+ const unsigned char *buf, int count,
+ int dismiss_ack);
/* some special packets to be send or received */
static unsigned char const GARMIN_START_SESSION_REQ[]
static inline int noResponseFromAppLayer(struct garmin_data * garmin_data_p)
{
- return ((garmin_data_p->flags
- & (FLAGS_APP_REQ_SEEN|FLAGS_APP_RESP_SEEN))
- == FLAGS_APP_REQ_SEEN);
+ return atomic_read(&garmin_data_p->req_count) == atomic_read(&garmin_data_p->resp_count);
}
if (tty && actual_length) {
usb_serial_debug_data(debug, &port->dev,
- __FUNCTION__, actual_length, data);
+ __func__, actual_length, data);
tty_buffer_request_room(tty, actual_length);
tty_insert_flip_string(tty, data, actual_length);
unsigned long flags;
struct garmin_packet *result = NULL;
- dbg("%s", __FUNCTION__);
+ dbg("%s", __func__);
spin_lock_irqsave(&garmin_data_p->lock, flags);
while (!list_empty(&garmin_data_p->pktlist)) {
__u8 *ptr = pkt;
unsigned l = 0;
- dbg("%s - pkt-id: 0x%X.", __FUNCTION__, 0xFF & pkt_id);
+ dbg("%s - pkt-id: 0x%X.", __func__, 0xFF & pkt_id);
*ptr++ = DLE;
*ptr++ = ACK;
int size = recpkt[1];
usb_serial_debug_data(debug, &garmin_data_p->port->dev,
- __FUNCTION__, count-GSP_INITIAL_OFFSET, recpkt);
+ __func__, count-GSP_INITIAL_OFFSET, recpkt);
if (size != (count-GSP_INITIAL_OFFSET-3)) {
dbg("%s - invalid size, expected %d bytes, got %d",
- __FUNCTION__, size, (count-GSP_INITIAL_OFFSET-3));
+ __func__, size, (count-GSP_INITIAL_OFFSET-3));
return -EINVPKT;
}
// sanity check, remove after test ...
if ((__u8*)&(usbdata[3]) != recpkt) {
dbg("%s - ptr mismatch %p - %p",
- __FUNCTION__, &(usbdata[4]), recpkt);
+ __func__, &(usbdata[4]), recpkt);
return -EINVPKT;
}
if ((0xff & (cksum + *recpkt)) != 0) {
dbg("%s - invalid checksum, expected %02x, got %02x",
- __FUNCTION__, 0xff & -cksum, 0xff & *recpkt);
+ __func__, 0xff & -cksum, 0xff & *recpkt);
return -EINVPKT;
}
usbdata[2] = __cpu_to_le32(size);
garmin_write_bulk (garmin_data_p->port, garmin_data_p->inbuffer,
- GARMIN_PKTHDR_LENGTH+size);
+ GARMIN_PKTHDR_LENGTH+size, 0);
/* if this was an abort-transfer command, flush all
queued data. */
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
dbg("%s - dle=%d skip=%d size=%d count=%d",
- __FUNCTION__, dleSeen, skip, size, count);
+ __func__, dleSeen, skip, size, count);
if (size == 0) {
size = GSP_INITIAL_OFFSET;
}
if (size >= GPS_IN_BUFSIZ) {
- dbg("%s - packet too large.", __FUNCTION__);
+ dbg("%s - packet too large.", __func__);
skip = 1;
size = GSP_INITIAL_OFFSET;
dleSeen = 0;
int i=0;
int k;
- dbg("%s - state %d - %d bytes.", __FUNCTION__,
+ dbg("%s - state %d - %d bytes.", __func__,
garmin_data_p->state, count);
k = garmin_data_p->outsize;
return 0;
}
- dbg("%s - %d bytes in buffer, %d bytes in pkt.", __FUNCTION__,
+ dbg("%s - %d bytes in buffer, %d bytes in pkt.", __func__,
k, i);
/* garmin_data_p->outbuffer now contains a complete packet */
usb_serial_debug_data(debug, &garmin_data_p->port->dev,
- __FUNCTION__, k, garmin_data_p->outbuffer);
+ __func__, k, garmin_data_p->outbuffer);
garmin_data_p->outsize = 0;
struct garmin_packet *pkt = NULL;
while ((pkt = pkt_pop(garmin_data_p)) != NULL) {
- dbg("%s - next pkt: %d", __FUNCTION__, pkt->seq);
+ dbg("%s - next pkt: %d", __func__, pkt->seq);
if (gsp_send(garmin_data_p, pkt->data, pkt->size) > 0) {
kfree(pkt);
return;
if (len >= GPS_IN_BUFSIZ) {
/* seem to be an invalid packet, ignore rest of input */
dbg("%s - packet size too large: %d",
- __FUNCTION__, len);
+ __func__, len);
garmin_data_p->insize = 0;
count = 0;
result = -EINVPKT;
if (garmin_data_p->insize >= len) {
garmin_write_bulk (garmin_data_p->port,
garmin_data_p->inbuffer,
- len);
+ len, 0);
garmin_data_p->insize = 0;
/* if this was an abort-transfer command,
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
usb_kill_urb (port->interrupt_in_urb);
- dbg("%s - usb_reset_device", __FUNCTION__ );
+ dbg("%s - usb_reset_device", __func__ );
status = usb_reset_device(port->serial->dev);
if (status)
dbg("%s - usb_reset_device failed: %d",
- __FUNCTION__, status);
+ __func__, status);
return status;
}
struct usb_serial_port *port = garmin_data_p->port;
- if (port != NULL && garmin_data_p->flags & FLAGS_APP_RESP_SEEN) {
+ if (port != NULL && atomic_read(&garmin_data_p->resp_count)) {
/* send a terminate command */
status = garmin_write_bulk(port, GARMIN_STOP_TRANSFER_REQ,
- sizeof(GARMIN_STOP_TRANSFER_REQ));
+ sizeof(GARMIN_STOP_TRANSFER_REQ),
+ 1);
}
/* flush all queued data */
if (status == 0) {
usb_kill_urb (port->interrupt_in_urb);
- dbg("%s - adding interrupt input", __FUNCTION__);
+ dbg("%s - adding interrupt input", __func__);
port->interrupt_in_urb->dev = serial->dev;
status = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
if (status)
dev_err(&serial->dev->dev,
"%s - failed submitting interrupt urb,"
" error %d\n",
- __FUNCTION__, status);
+ __func__, status);
}
if (status == 0) {
- dbg("%s - starting session ...", __FUNCTION__);
+ dbg("%s - starting session ...", __func__);
garmin_data_p->state = STATE_ACTIVE;
status = garmin_write_bulk(port, GARMIN_START_SESSION_REQ,
- sizeof(GARMIN_START_SESSION_REQ));
+ sizeof(GARMIN_START_SESSION_REQ),
+ 0);
if (status >= 0) {
/* not needed, but the win32 driver does it too ... */
status = garmin_write_bulk(port,
GARMIN_START_SESSION_REQ2,
- sizeof(GARMIN_START_SESSION_REQ2));
+ sizeof(GARMIN_START_SESSION_REQ2),
+ 0);
if (status >= 0) {
status = 0;
spin_lock_irqsave(&garmin_data_p->lock, flags);
int status = 0;
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
/*
* Force low_latency on so that our tty_push actually forces the data
garmin_data_p->mode = initial_mode;
garmin_data_p->count = 0;
garmin_data_p->flags = 0;
+ atomic_set(&garmin_data_p->req_count, 0);
+ atomic_set(&garmin_data_p->resp_count, 0);
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
/* shutdown any bulk reads that might be going on */
struct usb_serial *serial = port->serial;
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
- dbg("%s - port %d - mode=%d state=%d flags=0x%X", __FUNCTION__,
+ dbg("%s - port %d - mode=%d state=%d flags=0x%X", __func__,
port->number, garmin_data_p->mode,
garmin_data_p->state, garmin_data_p->flags);
if (!serial)
return;
- garmin_clear(garmin_data_p);
+ mutex_lock(&port->serial->disc_mutex);
+ if (!port->serial->disconnected)
+ garmin_clear(garmin_data_p);
/* shutdown our urbs */
usb_kill_urb (port->read_urb);
usb_kill_urb (port->write_urb);
- if (noResponseFromAppLayer(garmin_data_p) ||
- ((garmin_data_p->flags & CLEAR_HALT_REQUIRED) != 0)) {
- process_resetdev_request(port);
- garmin_data_p->state = STATE_RESET;
+ if (!port->serial->disconnected) {
+ if (noResponseFromAppLayer(garmin_data_p) ||
+ ((garmin_data_p->flags & CLEAR_HALT_REQUIRED) != 0)) {
+ process_resetdev_request(port);
+ garmin_data_p->state = STATE_RESET;
+ } else {
+ garmin_data_p->state = STATE_DISCONNECTED;
+ }
} else {
garmin_data_p->state = STATE_DISCONNECTED;
}
+ mutex_unlock(&port->serial->disc_mutex);
}
static void garmin_write_bulk_callback (struct urb *urb)
{
unsigned long flags;
- struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
- struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
+ struct usb_serial_port *port = urb->context;
+ int status = urb->status;
- /* free up the transfer buffer, as usb_free_urb() does not do this */
- kfree (urb->transfer_buffer);
+ if (port) {
+ struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
- if (urb->status) {
- dbg("%s - nonzero write bulk status received: %d",
- __FUNCTION__, urb->status);
- spin_lock_irqsave(&garmin_data_p->lock, flags);
- garmin_data_p->flags |= CLEAR_HALT_REQUIRED;
- spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+ if (GARMIN_LAYERID_APPL == getLayerId(urb->transfer_buffer)
+ && (garmin_data_p->mode == MODE_GARMIN_SERIAL)) {
+ gsp_send_ack(garmin_data_p, ((__u8 *)urb->transfer_buffer)[4]);
+ }
+
+ if (status) {
+ dbg("%s - nonzero write bulk status received: %d",
+ __func__, urb->status);
+ spin_lock_irqsave(&garmin_data_p->lock, flags);
+ garmin_data_p->flags |= CLEAR_HALT_REQUIRED;
+ spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+ }
+
+ usb_serial_port_softint(port);
}
- usb_serial_port_softint(port);
+ /* Ignore errors that resulted from garmin_write_bulk with dismiss_ack=1 */
+
+ /* free up the transfer buffer, as usb_free_urb() does not do this */
+ kfree (urb->transfer_buffer);
}
static int garmin_write_bulk (struct usb_serial_port *port,
- const unsigned char *buf, int count)
+ const unsigned char *buf, int count,
+ int dismiss_ack)
{
unsigned long flags;
struct usb_serial *serial = port->serial;
unsigned char *buffer;
int status;
- dbg("%s - port %d, state %d", __FUNCTION__, port->number,
+ dbg("%s - port %d, state %d", __func__, port->number,
garmin_data_p->state);
spin_lock_irqsave(&garmin_data_p->lock, flags);
memcpy (buffer, buf, count);
- usb_serial_debug_data(debug, &port->dev, __FUNCTION__, count, buffer);
+ usb_serial_debug_data(debug, &port->dev, __func__, count, buffer);
usb_fill_bulk_urb (urb, serial->dev,
usb_sndbulkpipe (serial->dev,
port->bulk_out_endpointAddress),
buffer, count,
- garmin_write_bulk_callback, port);
+ garmin_write_bulk_callback,
+ dismiss_ack ? NULL : port);
urb->transfer_flags |= URB_ZERO_PACKET;
if (GARMIN_LAYERID_APPL == getLayerId(buffer)) {
- spin_lock_irqsave(&garmin_data_p->lock, flags);
- garmin_data_p->flags |= FLAGS_APP_REQ_SEEN;
- spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+ atomic_inc(&garmin_data_p->req_count);
if (garmin_data_p->mode == MODE_GARMIN_SERIAL) {
pkt_clear(garmin_data_p);
garmin_data_p->state = STATE_GSP_WAIT_DATA;
dev_err(&port->dev,
"%s - usb_submit_urb(write bulk) "
"failed with status = %d\n",
- __FUNCTION__, status);
+ __func__, status);
count = status;
- } else {
-
- if (GARMIN_LAYERID_APPL == getLayerId(buffer)
- && (garmin_data_p->mode == MODE_GARMIN_SERIAL)) {
-
- gsp_send_ack(garmin_data_p, buffer[4]);
- }
}
/* we are done with this urb, so let the host driver
static int garmin_write (struct usb_serial_port *port,
const unsigned char *buf, int count)
{
- unsigned long flags;
int pktid, pktsiz, len;
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
__le32 *privpkt = (__le32 *)garmin_data_p->privpkt;
- usb_serial_debug_data(debug, &port->dev, __FUNCTION__, count, buf);
+ usb_serial_debug_data(debug, &port->dev, __func__, count, buf);
/* check for our private packets */
if (count >= GARMIN_PKTHDR_LENGTH) {
&& GARMIN_LAYERID_PRIVATE == getLayerId(garmin_data_p->privpkt)) {
dbg("%s - processing private request %d",
- __FUNCTION__, pktid);
+ __func__, pktid);
// drop all unfinished transfers
garmin_clear(garmin_data_p);
return -EINVPKT;
debug = __le32_to_cpu(privpkt[3]);
dbg("%s - debug level set to 0x%X",
- __FUNCTION__, debug);
+ __func__, debug);
break;
case PRIV_PKTID_SET_MODE:
return -EINVPKT;
garmin_data_p->mode = __le32_to_cpu(privpkt[3]);
dbg("%s - mode set to %d",
- __FUNCTION__, garmin_data_p->mode);
+ __func__, garmin_data_p->mode);
break;
case PRIV_PKTID_INFO_REQ:
break;
case PRIV_PKTID_RESET_REQ:
- spin_lock_irqsave(&garmin_data_p->lock, flags);
- garmin_data_p->flags |= FLAGS_APP_REQ_SEEN;
- spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+ atomic_inc(&garmin_data_p->req_count);
break;
case PRIV_PKTID_SET_DEF_MODE:
return -EINVPKT;
initial_mode = __le32_to_cpu(privpkt[3]);
dbg("%s - initial_mode set to %d",
- __FUNCTION__,
+ __func__,
garmin_data_p->mode);
break;
}
static void garmin_read_process(struct garmin_data * garmin_data_p,
unsigned char *data, unsigned data_length)
{
- unsigned long flags;
-
if (garmin_data_p->flags & FLAGS_DROP_DATA) {
/* abort-transfer cmd is actice */
- dbg("%s - pkt dropped", __FUNCTION__);
+ dbg("%s - pkt dropped", __func__);
} else if (garmin_data_p->state != STATE_DISCONNECTED &&
garmin_data_p->state != STATE_RESET ) {
the device */
if (0 == memcmp(data, GARMIN_APP_LAYER_REPLY,
sizeof(GARMIN_APP_LAYER_REPLY))) {
- spin_lock_irqsave(&garmin_data_p->lock, flags);
- garmin_data_p->flags |= FLAGS_APP_RESP_SEEN;
- spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+ atomic_inc(&garmin_data_p->resp_count);
}
/* if throttling is active or postprecessing is required
static void garmin_read_bulk_callback (struct urb *urb)
{
unsigned long flags;
- struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
+ struct usb_serial_port *port = urb->context;
struct usb_serial *serial = port->serial;
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
unsigned char *data = urb->transfer_buffer;
- int status;
+ int status = urb->status;
+ int retval;
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
if (!serial) {
- dbg("%s - bad serial pointer, exiting", __FUNCTION__);
+ dbg("%s - bad serial pointer, exiting", __func__);
return;
}
- if (urb->status) {
+ if (status) {
dbg("%s - nonzero read bulk status received: %d",
- __FUNCTION__, urb->status);
+ __func__, status);
return;
}
usb_serial_debug_data(debug, &port->dev,
- __FUNCTION__, urb->actual_length, data);
+ __func__, urb->actual_length, data);
garmin_read_process(garmin_data_p, data, urb->actual_length);
spin_lock_irqsave(&garmin_data_p->lock, flags);
garmin_data_p->flags &= ~FLAGS_BULK_IN_RESTART;
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
- status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
- if (status)
+ retval = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+ if (retval)
dev_err(&port->dev,
"%s - failed resubmitting read urb, error %d\n",
- __FUNCTION__, status);
+ __func__, retval);
} else if (urb->actual_length > 0) {
/* Continue trying to read until nothing more is received */
if (0 == (garmin_data_p->flags & FLAGS_THROTTLED)) {
- status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
- if (status)
+ retval = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+ if (retval)
dev_err(&port->dev,
- "%s - failed resubmitting read urb, error %d\n",
- __FUNCTION__, status);
+ "%s - failed resubmitting read urb, "
+ "error %d\n", __func__, retval);
}
} else {
- dbg("%s - end of bulk data", __FUNCTION__);
+ dbg("%s - end of bulk data", __func__);
spin_lock_irqsave(&garmin_data_p->lock, flags);
garmin_data_p->flags &= ~FLAGS_BULK_IN_ACTIVE;
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
static void garmin_read_int_callback (struct urb *urb)
{
unsigned long flags;
- int status;
- struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
+ int retval;
+ struct usb_serial_port *port = urb->context;
struct usb_serial *serial = port->serial;
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
unsigned char *data = urb->transfer_buffer;
+ int status = urb->status;
- switch (urb->status) {
+ switch (status) {
case 0:
/* success */
break;
case -ESHUTDOWN:
/* this urb is terminated, clean up */
dbg("%s - urb shutting down with status: %d",
- __FUNCTION__, urb->status);
+ __func__, status);
return;
default:
dbg("%s - nonzero urb status received: %d",
- __FUNCTION__, urb->status);
+ __func__, status);
return;
}
- usb_serial_debug_data(debug, &port->dev, __FUNCTION__,
+ usb_serial_debug_data(debug, &port->dev, __func__,
urb->actual_length, urb->transfer_buffer);
if (urb->actual_length == sizeof(GARMIN_BULK_IN_AVAIL_REPLY) &&
0 == memcmp(data, GARMIN_BULK_IN_AVAIL_REPLY,
sizeof(GARMIN_BULK_IN_AVAIL_REPLY))) {
- dbg("%s - bulk data available.", __FUNCTION__);
+ dbg("%s - bulk data available.", __func__);
if (0 == (garmin_data_p->flags & FLAGS_BULK_IN_ACTIVE)) {
port->read_urb->transfer_buffer,
port->read_urb->transfer_buffer_length,
garmin_read_bulk_callback, port);
- status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
- if (status) {
+ retval = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+ if (retval) {
dev_err(&port->dev,
"%s - failed submitting read urb, error %d\n",
- __FUNCTION__, status);
+ __func__, retval);
} else {
spin_lock_irqsave(&garmin_data_p->lock, flags);
garmin_data_p->flags |= FLAGS_BULK_IN_ACTIVE;
= __le32_to_cpup((__le32*)(data+GARMIN_PKTHDR_LENGTH));
dbg("%s - start-of-session reply seen - serial %u.",
- __FUNCTION__, garmin_data_p->serial_num);
+ __func__, garmin_data_p->serial_num);
}
if (garmin_data_p->ignorePkts) {
/* this reply belongs to a request generated by the driver,
ignore it. */
dbg("%s - pkt ignored (%d)",
- __FUNCTION__, garmin_data_p->ignorePkts);
+ __func__, garmin_data_p->ignorePkts);
spin_lock_irqsave(&garmin_data_p->lock, flags);
garmin_data_p->ignorePkts--;
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
}
port->interrupt_in_urb->dev = port->serial->dev;
- status = usb_submit_urb (urb, GFP_ATOMIC);
- if (status)
+ retval = usb_submit_urb (urb, GFP_ATOMIC);
+ if (retval)
dev_err(&urb->dev->dev,
"%s - Error %d submitting interrupt urb\n",
- __FUNCTION__, status);
+ __func__, retval);
}
unsigned long flags;
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
/* set flag, data received will be put into a queue
for later processing */
spin_lock_irqsave(&garmin_data_p->lock, flags);
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
int status;
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
spin_lock_irqsave(&garmin_data_p->lock, flags);
garmin_data_p->flags &= ~FLAGS_THROTTLED;
spin_unlock_irqrestore(&garmin_data_p->lock, flags);
if (status)
dev_err(&port->dev,
"%s - failed resubmitting read urb, error %d\n",
- __FUNCTION__, status);
+ __func__, status);
}
}
struct usb_serial_port *port = serial->port[0];
struct garmin_data * garmin_data_p = NULL;
- dbg("%s", __FUNCTION__);
+ dbg("%s", __func__);
garmin_data_p = kzalloc(sizeof(struct garmin_data), GFP_KERNEL);
if (garmin_data_p == NULL) {
- dev_err(&port->dev, "%s - Out of memory\n", __FUNCTION__);
+ dev_err(&port->dev, "%s - Out of memory\n", __func__);
return -ENOMEM;
}
init_timer(&garmin_data_p->timer);
struct usb_serial_port *port = serial->port[0];
struct garmin_data * garmin_data_p = usb_get_serial_port_data(port);
- dbg("%s", __FUNCTION__);
+ dbg("%s", __func__);
usb_kill_urb (port->interrupt_in_urb);
del_timer_sync(&garmin_data_p->timer);
.name = "garmin_gps",
},
.description = "Garmin GPS usb/tty",
+ .usb_driver = &garmin_driver,
.id_table = id_table,
- .num_interrupt_in = 1,
- .num_bulk_in = 1,
- .num_bulk_out = 1,
.num_ports = 1,
.open = garmin_open,
.close = garmin_close,