I needed to patch hdpvr-video.c to capture on my dockstar arm processor. I see that this patch has been noted on a number of other usb drivers on this list. diff -Naur hdpvr-video.c hdpvr-video-jmm.c --- hdpvr-video.c 2010-08-29 09:28:57.126133063 -0500 +++ hdpvr-video-jmm.c 2010-09-03 08:41:37.854129338 -0500 @@ -157,6 +157,7 @@ mem, dev->bulk_in_size, hdpvr_read_bulk_callback, buf); + buf->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; // added JMM buf->status = BUFSTAT_AVAILABLE; list_add_tail(&buf->buff_list, &dev->free_buff_list); } Hopefully this patch can be applied. James -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html