speedtouch.c | 159 ++++++++++++++++++++++++++++-------------------------------
1 files changed, 77 insertions(+), 82 deletions(-)
diff -Nru a/drivers/usb/misc/speedtouch.c b/drivers/usb/misc/speedtouch.c
--- a/drivers/usb/misc/speedtouch.c Fri Feb 21 10:25:44 2003
+++ b/drivers/usb/misc/speedtouch.c Fri Feb 21 10:25:44 2003
@@ -56,7 +56,6 @@
#include <linux/slab.h>
#include <linux/list.h>
#include <asm/uaccess.h>
-#include <linux/usb.h>
#include <linux/smp_lock.h>
#include <linux/interrupt.h>
#include <linux/atm.h>
@@ -69,11 +68,7 @@
#define DEBUG_PACKET 1
*/
-#ifdef DEBUG
-#define PDEBUG(arg...) printk(KERN_DEBUG __FILE__ ": " arg)
-#else
-#define PDEBUG(arg...)
-#endif
+#include <linux/usb.h>
#ifdef DEBUG_PACKET
@@ -324,11 +319,11 @@
unsigned long flags;
if (!urb || !(rcv = urb->context) || !(instance = rcv->instance)) {
- PDEBUG ("udsl_complete_receive: bad urb!\n");
+ dbg ("udsl_complete_receive: bad urb!");
return;
}
- PDEBUG ("udsl_complete_receive entered (urb 0x%p, status %d)\n", urb,
urb->status);
+ dbg ("udsl_complete_receive entered (urb 0x%p, status %d)", urb, urb->status);
tasklet_schedule (&instance->receive_tasklet);
/* may not be in_interrupt() */
@@ -349,7 +344,7 @@
struct sk_buff *new = NULL, *tmp = NULL;
int err;
- PDEBUG ("udsl_process_receive entered\n");
+ dbg ("udsl_process_receive entered");
spin_lock_irqsave (&instance->completed_receivers_lock, flags);
while (!list_empty (&instance->completed_receivers)) {
@@ -358,11 +353,11 @@
spin_unlock_irqrestore (&instance->completed_receivers_lock, flags);
urb = rcv->urb;
- PDEBUG ("udsl_process_receive: got packet %p with length %d and status
%d\n", urb, urb->actual_length, urb->status);
+ dbg ("udsl_process_receive: got packet %p with length %d and status
+%d", urb, urb->actual_length, urb->status);
switch (urb->status) {
case 0:
- PDEBUG ("udsl_process_receive: processing urb with rcv %p, urb
%p, skb %p\n", rcv, urb, rcv->skb);
+ dbg ("udsl_process_receive: processing urb with rcv %p, urb
+%p, skb %p", rcv, urb, rcv->skb);
/* update the skb structure */
skb = rcv->skb;
@@ -370,13 +365,13 @@
skb_put (skb, urb->actual_length);
data_start = skb->data;
- PDEBUG ("skb->len = %d\n", skb->len);
+ dbg ("skb->len = %d", skb->len);
PACKETDEBUG (skb->data, skb->len);
while ((new =
atmsar_decode_rawcell (instance->atmsar_vcc_list, skb,
&atmsar_vcc)) != NULL) {
- PDEBUG ("(after cell processing)skb->len = %d\n",
new->len);
+ dbg ("(after cell processing)skb->len = %d", new->len);
switch (atmsar_vcc->type) {
case ATMSAR_TYPE_AAL5:
@@ -385,19 +380,19 @@
/* we can't send NULL skbs upstream, the ATM
layer would try to close the vcc... */
if (new) {
- PDEBUG ("(after aal5 decap) skb->len =
%d\n", new->len);
+ dbg ("(after aal5 decap) skb->len =
+%d", new->len);
if (new->len && atm_charge
(atmsar_vcc->vcc, new->truesize)) {
PACKETDEBUG (new->data,
new->len);
atmsar_vcc->vcc->push
(atmsar_vcc->vcc, new);
} else {
- PDEBUG
- ("dropping incoming packet
: rx_inuse = %d, vcc->sk->rcvbuf = %d, skb->true_size = %d\n",
+ dbg
+ ("dropping incoming packet
+: rx_inuse = %d, vcc->sk->rcvbuf = %d, skb->true_size = %d",
atomic_read
(&atmsar_vcc->vcc->rx_inuse),
atmsar_vcc->vcc->sk->rcvbuf, new->truesize);
dev_kfree_skb (new);
}
} else {
- PDEBUG ("atmsar_decode_aal5 returned
NULL!\n");
+ dbg ("atmsar_decode_aal5 returned
+NULL!");
dev_kfree_skb (tmp);
}
break;
@@ -422,10 +417,10 @@
rcv);
if (!(err = usb_submit_urb (urb, GFP_ATOMIC)))
break;
- PDEBUG ("udsl_process_receive: submission failed (%d)\n", err);
+ dbg ("udsl_process_receive: submission failed (%d)", err);
/* fall through */
default: /* error or urb unlinked */
- PDEBUG ("udsl_process_receive: adding to spare_receivers\n");
+ dbg ("udsl_process_receive: adding to spare_receivers");
spin_lock_irqsave (&instance->spare_receivers_lock, flags);
list_add (&rcv->list, &instance->spare_receivers);
spin_unlock_irqrestore (&instance->spare_receivers_lock,
flags);
@@ -435,7 +430,7 @@
spin_lock_irqsave (&instance->completed_receivers_lock, flags);
} /* while */
spin_unlock_irqrestore (&instance->completed_receivers_lock, flags);
- PDEBUG ("udsl_process_receive successful\n");
+ dbg ("udsl_process_receive successful");
}
static void udsl_fire_receivers (struct udsl_instance_data *instance)
@@ -454,7 +449,7 @@
list_for_each_safe (pos, n, &receivers) {
struct udsl_receiver *rcv = list_entry (pos, struct udsl_receiver,
list);
- PDEBUG ("udsl_fire_receivers: firing urb %p\n", rcv->urb);
+ dbg ("udsl_fire_receivers: firing urb %p", rcv->urb);
usb_fill_bulk_urb (rcv->urb,
instance->usb_dev,
@@ -465,7 +460,7 @@
rcv);
if (usb_submit_urb (rcv->urb, GFP_KERNEL) < 0) {
- PDEBUG ("udsl_fire_receivers: submit failed!\n");
+ dbg ("udsl_fire_receivers: submit failed!");
spin_lock_irqsave (&instance->spare_receivers_lock, flags);
list_move (pos, &instance->spare_receivers);
spin_unlock_irqrestore (&instance->spare_receivers_lock,
flags);
@@ -487,11 +482,11 @@
unsigned long flags;
if (!urb || !(snd = urb->context) || !(instance = snd->instance)) {
- PDEBUG ("udsl_complete_send: bad urb!\n");
+ dbg ("udsl_complete_send: bad urb!");
return;
}
- PDEBUG ("udsl_complete_send entered (urb 0x%p, status %d)\n", urb,
urb->status);
+ dbg ("udsl_complete_send entered (urb 0x%p, status %d)", urb, urb->status);
tasklet_schedule (&instance->send_tasklet);
/* may not be in_interrupt() */
@@ -513,7 +508,7 @@
struct udsl_sender *snd;
unsigned char *target;
- PDEBUG ("udsl_process_send entered\n");
+ dbg ("udsl_process_send entered");
made_progress:
spin_lock_irqsave (&instance->send_lock, flags);
@@ -521,10 +516,10 @@
if (!list_empty (&instance->filled_buffers)) {
buf = list_entry (instance->filled_buffers.next, struct
udsl_send_buffer, list);
list_del (&buf->list);
- PDEBUG ("sending filled buffer (0x%p)\n", buf);
+ dbg ("sending filled buffer (0x%p)", buf);
} else if ((buf = instance->current_buffer)) {
instance->current_buffer = NULL;
- PDEBUG ("sending current buffer (0x%p)\n", buf);
+ dbg ("sending current buffer (0x%p)", buf);
} else /* all buffers empty */
break;
@@ -541,10 +536,10 @@
udsl_complete_send,
snd);
- PDEBUG ("submitting urb 0x%p, contains %d cells\n", snd->urb,
UDSL_SND_BUFFER_SIZE - buf->free_cells);
+ dbg ("submitting urb 0x%p, contains %d cells", snd->urb,
+UDSL_SND_BUFFER_SIZE - buf->free_cells);
if ((err = usb_submit_urb(snd->urb, GFP_ATOMIC)) < 0) {
- PDEBUG ("submission failed (%d)!\n", err);
+ dbg ("submission failed (%d)!", err);
spin_lock_irqsave (&instance->send_lock, flags);
list_add (&snd->list, &instance->spare_senders);
spin_unlock_irqrestore (&instance->send_lock, flags);
@@ -557,7 +552,7 @@
spin_unlock_irqrestore (&instance->send_lock, flags);
if (!instance->current_skb && !(instance->current_skb = skb_dequeue
(&instance->sndqueue))) {
- PDEBUG ("done - no more skbs\n");
+ dbg ("done - no more skbs");
return;
}
@@ -568,7 +563,7 @@
if (list_empty (&instance->spare_buffers)) {
instance->current_buffer = NULL;
spin_unlock_irqrestore (&instance->send_lock, flags);
- PDEBUG ("done - no more buffers\n");
+ dbg ("done - no more buffers");
return;
}
buf = list_entry (instance->spare_buffers.next, struct
udsl_send_buffer, list);
@@ -584,7 +579,7 @@
cells_to_write = min (buf->free_cells, UDSL_SKB (skb)->num_cells);
target = buf->free_start;
- PDEBUG ("writing %u cells from skb 0x%p to buffer 0x%p\n", cells_to_write,
skb, buf);
+ dbg ("writing %u cells from skb 0x%p to buffer 0x%p", cells_to_write, skb,
+buf);
for (i = 0; i < cells_to_write; i++)
target = udsl_write_cell (skb, target);
@@ -593,15 +588,15 @@
if (!(buf->free_cells -= cells_to_write)) {
list_add_tail (&buf->list, &instance->filled_buffers);
instance->current_buffer = NULL;
- PDEBUG ("queued filled buffer\n");
+ dbg ("queued filled buffer");
}
- PDEBUG ("buffer contains %d cells, %d left\n", UDSL_SND_BUFFER_SIZE -
buf->free_cells, buf->free_cells);
+ dbg ("buffer contains %d cells, %d left", UDSL_SND_BUFFER_SIZE -
+buf->free_cells, buf->free_cells);
if (!UDSL_SKB (skb)->num_cells) {
struct atm_vcc *vcc = UDSL_SKB (skb)->atm_data.vcc;
- PDEBUG ("discarding empty skb\n");
+ dbg ("discarding empty skb");
if (vcc->pop)
vcc->pop (vcc, skb);
else
@@ -620,11 +615,11 @@
unsigned long flags;
struct sk_buff *skb, *n;
- PDEBUG ("udsl_cancel_send entered\n");
+ dbg ("udsl_cancel_send entered");
spin_lock_irqsave (&instance->sndqueue.lock, flags);
for (skb = instance->sndqueue.next, n = skb->next; skb != (struct sk_buff
*)&instance->sndqueue; skb = n, n = skb->next)
if (UDSL_SKB (skb)->atm_data.vcc == vcc) {
- PDEBUG ("popping skb 0x%p\n", skb);
+ dbg ("popping skb 0x%p", skb);
__skb_unlink (skb, &instance->sndqueue);
if (vcc->pop)
vcc->pop (vcc, skb);
@@ -635,7 +630,7 @@
tasklet_disable (&instance->send_tasklet);
if ((skb = instance->current_skb) && (UDSL_SKB (skb)->atm_data.vcc == vcc)) {
- PDEBUG ("popping current skb (0x%p)\n", skb);
+ dbg ("popping current skb (0x%p)", skb);
instance->current_skb = NULL;
if (vcc->pop)
vcc->pop (vcc, skb);
@@ -643,17 +638,17 @@
kfree_skb (skb);
}
tasklet_enable (&instance->send_tasklet);
- PDEBUG ("udsl_cancel_send done\n");
+ dbg ("udsl_cancel_send done");
}
static int udsl_atm_send (struct atm_vcc *vcc, struct sk_buff *skb)
{
struct udsl_instance_data *instance = vcc->dev->dev_data;
- PDEBUG ("udsl_atm_send called (skb 0x%p, len %u)\n", skb, skb->len);
+ dbg ("udsl_atm_send called (skb 0x%p, len %u)", skb, skb->len);
if (!instance) {
- PDEBUG ("NULL instance!\n");
+ dbg ("NULL instance!");
return -EINVAL;
}
@@ -661,12 +656,12 @@
return -EAGAIN;
if (vcc->qos.aal != ATM_AAL5) {
- PDEBUG ("unsupported ATM type %d!\n", vcc->qos.aal);
+ dbg ("unsupported ATM type %d!", vcc->qos.aal);
return -EINVAL;
}
if (skb->len > ATM_MAX_AAL5_PDU) {
- PDEBUG ("packet too long (%d vs %d)!\n", skb->len, ATM_MAX_AAL5_PDU);
+ dbg ("packet too long (%d vs %d)!", skb->len, ATM_MAX_AAL5_PDU);
return -EINVAL;
}
@@ -695,17 +690,17 @@
struct udsl_instance_data *instance = dev->dev_data;
if (!instance) {
- PDEBUG ("udsl_atm_dev_close: NULL instance!\n");
+ dbg ("udsl_atm_dev_close: NULL instance!");
return;
}
- PDEBUG ("udsl_atm_dev_close: queue has %u elements\n",
instance->sndqueue.qlen);
+ dbg ("udsl_atm_dev_close: queue has %u elements", instance->sndqueue.qlen);
- PDEBUG ("udsl_atm_dev_close: killing tasklet\n");
+ dbg ("udsl_atm_dev_close: killing tasklet");
tasklet_kill (&instance->send_tasklet);
- PDEBUG ("udsl_atm_dev_close: freeing USB device\n");
+ dbg ("udsl_atm_dev_close: freeing USB device");
usb_put_dev (instance->usb_dev);
- PDEBUG ("udsl_atm_dev_close: freeing instance\n");
+ dbg ("udsl_atm_dev_close: freeing instance");
kfree (instance);
}
@@ -722,7 +717,7 @@
int left = *pos;
if (!instance) {
- PDEBUG ("NULL instance!\n");
+ dbg ("NULL instance!");
return -ENODEV;
}
@@ -754,10 +749,10 @@
{
struct udsl_instance_data *instance = vcc->dev->dev_data;
- PDEBUG ("udsl_atm_open called\n");
+ dbg ("udsl_atm_open called");
if (!instance) {
- PDEBUG ("NULL instance!\n");
+ dbg ("NULL instance!");
return -ENODEV;
}
@@ -786,7 +781,7 @@
if (instance->firmware_loaded)
udsl_fire_receivers (instance);
- PDEBUG ("udsl_atm_open successfull\n");
+ dbg ("udsl_atm_open successful");
return 0;
}
@@ -794,10 +789,10 @@
{
struct udsl_instance_data *instance = vcc->dev->dev_data;
- PDEBUG ("udsl_atm_close called\n");
+ dbg ("udsl_atm_close called");
if (!instance) {
- PDEBUG ("NULL instance!\n");
+ dbg ("NULL instance!");
return;
}
@@ -816,7 +811,7 @@
MOD_DEC_USE_COUNT;
- PDEBUG ("udsl_atm_close successfull\n");
+ dbg ("udsl_atm_close successful");
return;
}
@@ -839,10 +834,10 @@
{
struct udsl_instance_data *instance = usb_get_intfdata (intf);
- PDEBUG ("udsl_usb_ioctl entered\n");
+ dbg ("udsl_usb_ioctl entered");
if (!instance) {
- PDEBUG ("NULL instance!\n");
+ dbg ("NULL instance!");
return -ENODEV;
}
@@ -874,7 +869,7 @@
unsigned char mac [6];
int i;
- PDEBUG ("Trying device with Vendor=0x%x, Product=0x%x, ifnum %d\n",
+ dbg ("Trying device with Vendor=0x%x, Product=0x%x, ifnum %d",
dev->descriptor.idVendor, dev->descriptor.idProduct, ifnum);
if ((dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC) ||
@@ -882,11 +877,11 @@
(dev->descriptor.idProduct != SPEEDTOUCH_PRODUCTID) || (ifnum != 1))
return -ENODEV;
- PDEBUG ("Device Accepted\n");
+ dbg ("Device Accepted");
/* instance init */
if (!(instance = kmalloc (sizeof (struct udsl_instance_data), GFP_KERNEL))) {
- PDEBUG ("No memory for Instance data!\n");
+ dbg ("No memory for Instance data!");
return -ENOMEM;
}
@@ -918,12 +913,12 @@
struct udsl_receiver *rcv = &(instance->all_receivers[i]);
if (!(rcv->skb = dev_alloc_skb (UDSL_RCV_BUFFER_SIZE *
ATM_CELL_SIZE))) {
- PDEBUG ("No memory for skb %d!\n", i);
+ dbg ("No memory for skb %d!", i);
goto fail;
}
if (!(rcv->urb = usb_alloc_urb (0, GFP_KERNEL))) {
- PDEBUG ("No memory for receive urb %d!\n", i);
+ dbg ("No memory for receive urb %d!", i);
goto fail;
}
@@ -931,7 +926,7 @@
list_add (&rcv->list, &instance->spare_receivers);
- PDEBUG ("skb->truesize = %d (asked for %d)\n", rcv->skb->truesize,
UDSL_RCV_BUFFER_SIZE * ATM_CELL_SIZE);
+ dbg ("skb->truesize = %d (asked for %d)", rcv->skb->truesize,
+UDSL_RCV_BUFFER_SIZE * ATM_CELL_SIZE);
}
/* send init */
@@ -939,7 +934,7 @@
struct udsl_sender *snd = &(instance->all_senders[i]);
if (!(snd->urb = usb_alloc_urb (0, GFP_KERNEL))) {
- PDEBUG ("No memory for send urb %d!\n", i);
+ dbg ("No memory for send urb %d!", i);
goto fail;
}
@@ -952,7 +947,7 @@
struct udsl_send_buffer *buf = &(instance->all_buffers[i]);
if (!(buf->base = kmalloc (UDSL_SND_BUFFER_SIZE * ATM_CELL_SIZE,
GFP_KERNEL))) {
- PDEBUG ("No memory for send buffer %d!\n", i);
+ dbg ("No memory for send buffer %d!", i);
goto fail;
}
@@ -961,7 +956,7 @@
/* atm init */
if (!(instance->atm_dev = atm_dev_register (udsl_driver_name,
&udsl_atm_devops, -1, 0))) {
- PDEBUG ("failed to register ATM device!\n");
+ dbg ("failed to register ATM device!");
goto fail;
}
@@ -977,7 +972,7 @@
for (i = 0; i < 6; i++)
mac[i] = (hex2int (mac_str[i * 2]) * 16) + (hex2int (mac_str[i * 2 +
1]));
- PDEBUG ("MAC is %02x:%02x:%02x:%02x:%02x:%02x\n", mac[0], mac[1], mac[2],
mac[3], mac[4], mac[5]);
+ dbg ("MAC is %02x:%02x:%02x:%02x:%02x:%02x", mac[0], mac[1], mac[2], mac[3],
+mac[4], mac[5]);
memcpy (instance->atm_dev->esi, mac, 6);
@@ -1020,12 +1015,12 @@
unsigned int count = 0;
int result, i;
- PDEBUG ("disconnecting\n");
+ dbg ("disconnecting");
usb_set_intfdata (intf, NULL);
if (!instance) {
- PDEBUG ("NULL instance!\n");
+ dbg ("NULL instance!");
return;
}
@@ -1040,13 +1035,13 @@
INIT_LIST_HEAD (&instance->spare_receivers);
up (&instance->serialize);
- PDEBUG ("udsl_usb_disconnect: flushed %u spare receivers\n", count);
+ dbg ("udsl_usb_disconnect: flushed %u spare receivers", count);
count = UDSL_NUMBER_RCV_URBS - count;
for (i = 0; i < UDSL_NUMBER_RCV_URBS; i++)
if ((result = usb_unlink_urb (instance->all_receivers[i].urb)) < 0)
- PDEBUG ("udsl_usb_disconnect: usb_unlink_urb on receive urb %d
returned %d\n", i, result);
+ dbg ("udsl_usb_disconnect: usb_unlink_urb on receive urb %d
+returned %d", i, result);
/* wait for completion handlers to finish */
do {
@@ -1058,7 +1053,7 @@
panic (__FILE__ ": memory corruption detected at line
%d!\n", __LINE__);
spin_unlock_irqrestore (&instance->completed_receivers_lock, flags);
- PDEBUG ("udsl_usb_disconnect: found %u completed receivers\n",
completed);
+ dbg ("udsl_usb_disconnect: found %u completed receivers", completed);
if (completed == count)
break;
@@ -1066,14 +1061,14 @@
yield ();
} while (1);
- PDEBUG ("udsl_usb_disconnect: flushing\n");
+ dbg ("udsl_usb_disconnect: flushing");
/* no need to take the spinlock */
INIT_LIST_HEAD (&instance->completed_receivers);
tasklet_enable (&instance->receive_tasklet);
tasklet_kill (&instance->receive_tasklet);
- PDEBUG ("udsl_usb_disconnect: freeing receivers\n");
+ dbg ("udsl_usb_disconnect: freeing receivers");
for (i = 0; i < UDSL_NUMBER_RCV_URBS; i++) {
struct udsl_receiver *rcv = &(instance->all_receivers[i]);
@@ -1086,7 +1081,7 @@
for (i = 0; i < UDSL_NUMBER_SND_URBS; i++)
if ((result = usb_unlink_urb (instance->all_senders[i].urb)) < 0)
- PDEBUG ("udsl_usb_disconnect: usb_unlink_urb on send urb %d
returned %d\n", i, result);
+ dbg ("udsl_usb_disconnect: usb_unlink_urb on send urb %d
+returned %d", i, result);
/* wait for completion handlers to finish */
do {
@@ -1097,7 +1092,7 @@
panic (__FILE__ ": memory corruption detected at line
%d!\n", __LINE__);
spin_unlock_irqrestore (&instance->send_lock, flags);
- PDEBUG ("udsl_usb_disconnect: found %u spare senders\n", count);
+ dbg ("udsl_usb_disconnect: found %u spare senders", count);
if (count == UDSL_NUMBER_SND_URBS)
break;
@@ -1105,7 +1100,7 @@
yield ();
} while (1);
- PDEBUG ("udsl_usb_disconnect: flushing\n");
+ dbg ("udsl_usb_disconnect: flushing");
/* no need to take the spinlock */
INIT_LIST_HEAD (&instance->spare_senders);
INIT_LIST_HEAD (&instance->spare_buffers);
@@ -1113,11 +1108,11 @@
tasklet_enable (&instance->send_tasklet);
- PDEBUG ("udsl_usb_disconnect: freeing senders\n");
+ dbg ("udsl_usb_disconnect: freeing senders");
for (i = 0; i < UDSL_NUMBER_SND_URBS; i++)
usb_free_urb (instance->all_senders[i].urb);
- PDEBUG ("udsl_usb_disconnect: freeing buffers\n");
+ dbg ("udsl_usb_disconnect: freeing buffers");
for (i = 0; i < UDSL_NUMBER_SND_BUFS; i++)
kfree (instance->all_buffers[i].base);
@@ -1136,7 +1131,7 @@
{
struct sk_buff *skb; /* dummy for sizeof */
- PDEBUG ("udsl_usb_init: driver version " DRIVER_VERSION "\n");
+ dbg ("udsl_usb_init: driver version " DRIVER_VERSION);
if (sizeof (struct udsl_control) > sizeof (skb->cb)) {
printk (KERN_ERR __FILE__ ": unusable with this kernel!\n");
@@ -1148,7 +1143,7 @@
static void __exit udsl_usb_cleanup (void)
{
- PDEBUG ("udsl_usb_cleanup\n");
+ dbg ("udsl_usb_cleanup");
usb_deregister (&udsl_usb_driver);
}
@@ -1179,7 +1174,7 @@
for (j = 0; (j < 16) && (i < len); j++, i++) {
sprintf (buffer, "%s %2.2x", buffer, data[i]);
}
- PDEBUG ("%s\n", buffer);
+ dbg ("%s", buffer);
}
return i;
}
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