MAX_SGL_BYTES
i = MAX_SGL_BYTES / 8;
sglbuf = dma_alloc_coherent(&ioc->pcidev->dev, MAX_SGL_BYTES,
if (numfrags*8 > MAX_SGL_BYTES){
dma_free_coherent(&ioc->pcidev->dev, MAX_SGL_BYTES, sglbuf,
dma_free_coherent(&ioc->pcidev->dev, MAX_SGL_BYTES, sgl, sgl_dma);