Lines Matching refs:doorbell
21 * if the DMA point to the first just added TRB and doorbell is 1,
286 u32 doorbell;
288 doorbell = !!(readl(&pdev->adma_regs->ep_cmd) & DMA_EP_CMD_DRDY);
290 if (doorbell) {
306 u32 doorbell;
308 doorbell = !!(readl(&pdev->adma_regs->ep_cmd) & DMA_EP_CMD_DRDY);
311 if (!doorbell || dma_index != pep->wa1_trb_index)
320 int doorbell, dma_index;
333 doorbell = !!(readl(&pdev->adma_regs->ep_cmd) & DMA_EP_CMD_DRDY);
337 if (doorbell && dma_index == TRBS_PER_SEGMENT - 1) {
694 * Memory barrier - Cycle Bit must be set before doorbell.
729 * The first packet after doorbell can be corrupted so,
886 int doorbell;
890 doorbell = !!(readl(&pdev->adma_regs->ep_cmd) & DMA_EP_CMD_DRDY);
921 if (doorbell == 1 && current_index == ring->dequeue)
1569 * never got doorbell.