case NVDEV_ENGINE_COPY0 : context |= 0x00300000; break;
case NVDEV_ENGINE_VP : context |= 0x00400000; break;
case NVDEV_ENGINE_CRYPT :
case NVDEV_ENGINE_COPY0 : context |= 0x00300000; break;
case NVDEV_ENGINE_VP : context |= 0x00400000; break;
case NVDEV_ENGINE_CRYPT :