dma_cnt
uint64_t dma_cnt:5;
uint64_t dma_cnt:5;
uint32_t dma_cnt:32;
uint32_t dma_cnt:32;
atomic_inc(&ctx->dma_cnt);
int dma_cnt;
dma_cnt, ctx->idx, pid);
dma_cnt = atomic_read(&ctx->dma_cnt);
} while (dma_cnt);
atomic_set(&ctx->dma_cnt, 0);
atomic_dec(&entry->ctx->dma_cnt);
atomic_t dma_cnt; /* any dma transaction outstanding */
start = dma_cnt(readl_relaxed(priv->base + RX_FQ_WR_ADDR));
end = dma_cnt(readl_relaxed(priv->base + RX_FQ_RD_ADDR));
start = dma_cnt(readl_relaxed(priv->base + RX_BQ_RD_ADDR));
end = dma_cnt(readl_relaxed(priv->base + RX_BQ_WR_ADDR));
start = dma_cnt(readl_relaxed(priv->base + TX_RQ_RD_ADDR));
end = dma_cnt(readl_relaxed(priv->base + TX_RQ_WR_ADDR));
pos = dma_cnt(readl_relaxed(priv->base + TX_BQ_WR_ADDR));
SCSI_DMA_WRITE_P(dma_cnt, count);
hostdata->dma_cnt = 0;
hd->int_cnt, hd->dma_cnt, hd->pio_cnt);
hostdata->dma_cnt++;
unsigned long dma_cnt; /* # of DMA data transfers */