static void ar9170_usb_irq_completed(struct urb *urb)
{
struct ar9170_usb *aru = urb->context;
switch (urb->status) {
/* everything is fine */
case 0:
break;
/* disconnect */
case -ENOENT:
case -ECONNRESET:
case -ENODEV:
case -ESHUTDOWN:
goto free;
default:
goto resubmit;
}
ar9170_handle_command_response(&aru->common, urb->transfer_buffer,
urb->actual_length);
resubmit:
usb_anchor_urb(urb, &aru->rx_submitted);
if (usb_submit_urb(urb, GFP_ATOMIC)) {
usb_unanchor_urb(urb);
goto free;
}
return;
free:
usb_free_coherent(aru->udev, 64, urb->transfer_buffer, urb->transfer_dma);
}
void ar9170_control_in_transfer_done( usb_add_t add, uhd_trans_status_t status, uint16_t nb_transfered )
{
#if USB_WRAPPER_DEBUG
int i;
#endif
bool reschedule_flag = false;
uint8_t* buffer = NULL;
switch (status)
{
case UHD_TRANS_NOERROR:
#if USB_WRAPPER_DEBUG_DEEP
printf("Control IN success.\n");
#endif
reschedule_flag = true;
#if USB_WRAPPER_DEBUG_DEEP
printf("Number of bytes transfered: %u.\n",(unsigned int)nb_transfered);
for (i=0; i<nb_transfered; i++) {
printf("%02x ", ctrl_in_buffer[i]);
}
printf(" \n");
#endif
buffer = (uint8_t*)malloc(nb_transfered); // TODO Must be freed later
memcpy(buffer, ctrl_in_buffer, nb_transfered);
memset(ctrl_in_buffer, 0, INTR_ENDPOINT_MAX_SIZE);
break;
case UHD_TRANS_DISCONNECT:
printf("ERROR: Interrupt IN disconnect error.\n");
break;
case UHD_TRANS_CRC:
case UHD_TRANS_DT_MISMATCH:
case UHD_TRANS_PIDFAILURE:
printf("ERROR: Control IN CRC / MISMATCH / PIDFAILURE error.\n");
break;
case UHD_TRANS_STALL:
printf("ERROR: Control IN STALL error.\n");
break;
case UHD_TRANS_NOTRESPONDING:
printf("ERROR: Control IN Not Responding error.\n");
break;
case UHD_TRANS_TIMEOUT:
#if USB_WRAPPER_DEBUG
printf("Control IN has timed-out. \n");
#endif
reschedule_flag = true;
break;
default:
printf("ERROR: Unrecognized status: %d.\n",status);
}
if (reschedule_flag) {
#if USB_WRAPPER_DEBUG_DEEP
printf("DEBUG: Rescheduling listening on the Control endpoint.\n");
#endif
ar9170_listen_on_ctrl_in();
}
if (status == UHD_TRANS_NOERROR) {
struct ar9170* ar = ar9170_get_device();
ar9170_handle_command_response(ar, buffer, (uint32_t)nb_transfered);
}
}
