Re: [PATCH v2] fsl-dma: allow Freescale Elo DMA driver to be compiledas a module

[Scott Wood]

Timur Tabi wrote:
> There are no dependencies.  fsldma registers with the DMA engine,
> which is always built in-kernel.  The DMA engine is what handles
> linking DMA clients to DMA drivers. The DMA clients get a callback
> whenever a DMA driver registers with the DMA engine.  If the DMA
> driver is already registered when the client registers, then the
> client will get a callback immediately after it registers.
>
> I chose subsys_initcall() to increase the probability that fsldma is
> already present when DMA clients are loaded/initialized and register.

If there's no dependency, why does it matter whether fsldma is already 
present?

-Scott
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