Re: [RFC v02 03/15] dmaengine: core: Introduce new, universal API to request a channel

Arnd Bergmann
2015-11-30T14:09:33Z

On Monday 30 November 2015 15:45:33 Peter Ujfalusi wrote:
> const char *name);
> struct dma_chan *dma_request_slave_channel(struct device *dev, const char *name);
> +
> +struct dma_chan *dma_request_chan(struct device *dev, const char *name);
> +struct dma_chan *dma_request_chan_by_mask(const dma_cap_mask_t *mask);
> +
> void dma_release_channel(struct dma_chan *chan);
> int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps);
> #else
> @@ -1268,6 +1291,14 @@ static inline struct dma_chan *dma_request_slave_channel(struct device *dev,
> {
> return NULL;
> }
> +static inline struct dma_chan *dma_request_chan(struct device *dev)
> +{
> + return ERR_PTR(-ENODEV);
> +}
>

The prototypes for dma_request_chan() don't match, otherwise looks good.

Arnd
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