Re: [PATCH 01/18] MIPS: lantiq: pass struct device to DMA API functions

From: Paul Burton
Date: Tue Feb 12 2019 - 12:41:35 EST


Christoph Hellwig wrote:
> The DMA API generally relies on a struct device to work properly, and
> only barely works without one for legacy reasons. Pass the easily
> available struct device from the platform_device to remedy this.
> Also use GFP_KERNEL instead of GFP_ATOMIC as the gfp_t for the memory
> allocation, as we aren't in interrupt context or under a lock.
> Note that this whole function looks somewhat bogus given that we never
> even look at the returned dma address, and the CPHYSADDR magic on
> a returned noncached mapping looks "interesting". But I'll leave
> that to people more familiar with the code to sort out.
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Applied to mips-fixes.


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