RSQSIZE
dma_free_coherent(&card->pcidev->dev, RSQSIZE,
card->tsq.base = dma_alloc_coherent(&card->pcidev->dev, RSQSIZE,
card->rsq.base = dma_alloc_coherent(&card->pcidev->dev, RSQSIZE,
#define RSQ_NUM_ENTRIES (RSQSIZE / 16)