if (cinergyt2->stream_urb[i])
                        usb_free_urb(cinergyt2->stream_urb[i]);
 
-       pci_free_consistent(NULL, STREAM_URB_COUNT*STREAM_BUF_SIZE,
+       usb_buffer_free(cinergyt2->udev, STREAM_URB_COUNT*STREAM_BUF_SIZE,
                            cinergyt2->streambuf, cinergyt2->streambuf_dmahandle);
 }
 
 {
        int i;
 
-       cinergyt2->streambuf = pci_alloc_consistent(NULL,
-                                             STREAM_URB_COUNT*STREAM_BUF_SIZE,
-                                             &cinergyt2->streambuf_dmahandle);
+       cinergyt2->streambuf = usb_buffer_alloc(cinergyt2->udev, STREAM_URB_COUNT*STREAM_BUF_SIZE,
+                                             SLAB_KERNEL, &cinergyt2->streambuf_dmahandle);
        if (!cinergyt2->streambuf) {
                dprintk(1, "failed to alloc consistent stream memory area, bailing out!\n");
                return -ENOMEM;