static void adu_interrupt_out_callback(struct urb *urb)
{
struct adu_device *dev = urb->context;
int status = urb->status;
dbg(4," %s : enter, status %d", __func__, status);
adu_debug_data(5,__func__, urb->actual_length, urb->transfer_buffer);
if (status != 0) {
if ((status != -ENOENT) &&
(status != -ECONNRESET)) {
dbg(1, " %s :nonzero status received: %d",
__func__, status);
}
goto exit;
}
spin_lock(&dev->buflock);
dev->out_urb_finished = 1;
wake_up(&dev->write_wait);
spin_unlock(&dev->buflock);
exit:
adu_debug_data(5, __func__, urb->actual_length,
urb->transfer_buffer);
dbg(4," %s : leave, status %d", __func__, status);
}
static void adu_interrupt_in_callback(struct urb *urb)
{
struct adu_device *dev = urb->context;
int status = urb->status;
dbg(4," %s : enter, status %d", __func__, status);
adu_debug_data(5, __func__, urb->actual_length,
urb->transfer_buffer);
spin_lock(&dev->buflock);
if (status != 0) {
if ((status != -ENOENT) && (status != -ECONNRESET) &&
(status != -ESHUTDOWN)) {
dbg(1," %s : nonzero status received: %d",
__func__, status);
}
goto exit;
}
if (urb->actual_length > 0 && dev->interrupt_in_buffer[0] != 0x00) {
if (dev->read_buffer_length <
(4 * usb_endpoint_maxp(dev->interrupt_in_endpoint)) -
(urb->actual_length)) {
memcpy (dev->read_buffer_primary +
dev->read_buffer_length,
dev->interrupt_in_buffer, urb->actual_length);
dev->read_buffer_length += urb->actual_length;
dbg(2," %s reading %d ", __func__,
urb->actual_length);
} else {
dbg(1," %s : read_buffer overflow", __func__);
}
}
exit:
dev->read_urb_finished = 1;
spin_unlock(&dev->buflock);
/* always wake up so we recover from errors */
wake_up_interruptible(&dev->read_wait);
adu_debug_data(5, __func__, urb->actual_length,
urb->transfer_buffer);
dbg(4," %s : leave, status %d", __func__, status);
}
static void adu_interrupt_out_callback(struct urb *urb)
{
struct adu_device *dev = urb->context;
dbg(4," %s : enter, status %d", __FUNCTION__, urb->status);
adu_debug_data(5,__FUNCTION__, urb->actual_length, urb->transfer_buffer);
if (urb->status != 0) {
if ((urb->status != -ENOENT) &&
(urb->status != -ECONNRESET)) {
dbg(1, " %s :nonzero status received: %d",
__FUNCTION__, urb->status);
}
goto exit;
}
wake_up_interruptible(&dev->write_wait);
exit:
adu_debug_data(5, __FUNCTION__, urb->actual_length,
urb->transfer_buffer);
dbg(4," %s : leave, status %d", __FUNCTION__, urb->status);
}
