int dibusb_urb_exit(struct usb_dibusb *dib)
{
int i;
dibusb_urb_kill(dib);
if((dib->init_state & DIBUSB_STATE_URB_LIST))
{
for (i = 0; i < dib->dibdev->dev_cl->urb_count; i++)
{
if (dib->urb_list[i] != NULL)
{
deb_info("freeing URB no. %d.\n",i);
/* free the URBs */
usb_free_urb(dib->urb_list[i]);
}
}
/* free the urb array */
kfree(dib->urb_list);
dib->init_state &= ~DIBUSB_STATE_URB_LIST;
}
if (dib->init_state & DIBUSB_STATE_URB_BUF)
pci_free_consistent(NULL,
dib->dibdev->dev_cl->urb_buffer_size*dib->dibdev->dev_cl->urb_count,
dib->buffer,dib->dma_handle);
dib->init_state &= ~DIBUSB_STATE_URB_BUF;
dib->init_state &= ~DIBUSB_STATE_URB_INIT;
return 0;
}
int dibusb_streaming(struct usb_dibusb *dib,int onoff)
{
if (onoff)
dibusb_urb_submit(dib);
else
dibusb_urb_kill(dib);
return 0;
}
static int dibusb_urb_submit(struct usb_dibusb *dib)
{
int i,ret;
if (dib->init_state & DIBUSB_STATE_URB_INIT) {
for (i = 0; i < dib->dibdev->dev_cl->urb_count; i++) {
deb_info("submitting URB no. %d\n",i);
if ((ret = usb_submit_urb(dib->urb_list[i],GFP_ATOMIC))) {
err("could not submit buffer urb no. %d - get them all back\n",i);
dibusb_urb_kill(dib);
return ret;
}
dib->init_state |= DIBUSB_STATE_URB_SUBMIT;
}
}
return 0;
}
int dibusb_streaming(struct usb_dibusb *dib,int onoff)
{
if (onoff)
dibusb_urb_submit(dib);
else
dibusb_urb_kill(dib);
switch (dib->dibdev->dev_cl->id) {
case DIBUSB2_0:
case DIBUSB2_0B:
case NOVAT_USB2:
case UMT2_0:
if (onoff)
return dibusb_ioctl_cmd(dib,DIBUSB_IOCTL_CMD_ENABLE_STREAM,NULL,0);
else
return dibusb_ioctl_cmd(dib,DIBUSB_IOCTL_CMD_DISABLE_STREAM,NULL,0);
break;
default:
break;
}
return 0;
}
