On Mon, Jun 15, 2015 at 8:06 PM, Punnaiah Choudary Kalluri
<punnaiah.choudary.kalluri@xxxxxxxxxx> wrote:
> Added the basic driver for zynqmp dma engine used in Zynq
> UltraScale+ MPSoC. The initial release of this driver supports
> only memory to memory transfers.
>
> Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xxxxxxxxxx>
> ---
<snip>
> +/**
> + * zynqmp_dma_chan_is_idle - Provides the channel idle status
> + * @chan: ZynqMP DMA DMA channel pointer
> + *
> + * Return: '1' if the channel is idle otherwise '0'
> + */
> +static int zynqmp_dma_chan_is_idle(struct zynqmp_dma_chan *chan)
maybe this could return bool.
> +{
> + u32 regval;
> +
> + regval = readl(chan->regs + STATUS);
> + if (regval & STATUS_BUSY)
> + return 0;
> +
> + return 1;
> +}
> +
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