OPERA_READ_MSG
addr&0x01?OPERA_READ_MSG:OPERA_WRITE_MSG);
ret = opera1_xilinx_rw(d->udev, 0xb1, 0xa1, mac, 6, OPERA_READ_MSG);
opera1_xilinx_rw(dev, 0xbc, 0x00, &testval, 1, OPERA_READ_MSG);
unsigned int pipe = (flags == OPERA_READ_MSG) ?
u8 request_type = (flags == OPERA_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT;
if (flags == OPERA_READ_MSG)