[alsa-devel] [PATCH 2/4] DMA: PL330: Register the DMA controller with the generic DMA helpers

Arnd Bergmann arnd at arndb.de
Mon Jan 28 15:51:00 CET 2013


On Friday 18 January 2013, Padmavathi Venna wrote:
> +       pfi = devm_kzalloc(&adev->dev, sizeof(*pfi), GFP_KERNEL);
> +       if (!pfi) {
> +               dev_err(&adev->dev, "unable to allocate mem\n");
> +               return -ENOMEM;
> +       }
> +
> +       pfi->dma_cap = pd->cap_mask;
> +       pfi->filter_fn = pl330_filter;
> +
> +       ret = of_dma_controller_register(adev->dev.of_node,
> +                                        of_dma_pl330_xlate, pfi);

Why do you pass a 'struct of_dma_filter_info' here? I would
expect that you pass the pdmac object as the third argument.

	Arnd


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