Re: [PATCH v4 12/15] dmaengine: ti: New driver for K3 UDMA - split#4: dma_device callbacks 1
From: Vinod Koul
Date: Mon Nov 11 2019 - 01:09:53 EST
On 01-11-19, 10:41, Peter Ujfalusi wrote:
> +/* Not much yet */
?
> +static enum dma_status udma_tx_status(struct dma_chan *chan,
> + dma_cookie_t cookie,
> + struct dma_tx_state *txstate)
> +{
> + struct udma_chan *uc = to_udma_chan(chan);
> + enum dma_status ret;
> + unsigned long flags;
> +
> + spin_lock_irqsave(&uc->vc.lock, flags);
> +
> + ret = dma_cookie_status(chan, cookie, txstate);
> +
> + if (!udma_is_chan_running(uc))
> + ret = DMA_COMPLETE;
so a paused channel will result in dma complete status?
--
~Vinod