On Monday 30 November 2015 15:45:34 Peter Ujfalusi wrote:
> @@ -2428,6 +2436,22 @@ bool edma_filter_fn(struct dma_chan *chan, void *param)
> }
> EXPORT_SYMBOL(edma_filter_fn);
>
> +static bool edma_filter_for_map(struct dma_chan *chan, void *param)
> +{
> + bool match = false;
> +
> + if (chan->device->dev->driver == &edma_driver.driver) {
> + struct edma_chan *echan = to_edma_chan(chan);
> + unsigned ch_req = (unsigned)param;
> + if (ch_req == echan->ch_num) {
> + /* The channel is going to be used as HW synchronized */
> + echan->hw_triggered = true;
> + match = true;
> + }
> + }
> + return match;
> +}
> +
> static int edma_init(void)
>
I don't see the difference between edma_filter_fn and edma_filter_for_map.
Why do you need both?
Arnd
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