Messages in this thread | | | Date | Mon, 28 Jun 2021 15:38:58 +0200 | From | Christoph Hellwig <> | Subject | Re: dma_declare_coherent_memory and SuperH |
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On Sat, Jun 26, 2021 at 05:36:08PM -0500, Rob Landley wrote: > On 6/23/21 8:32 AM, Christoph Hellwig wrote: > > Hi SuperH maintainers, > > > > I have a vague recollection that you were planning on dropping support > > for non-devicetree platforms, is that still the case? > > We'd like to convert them, but have to rustle up test hardware for what _is_ > still available. (There was some motion towards this a year or so back, but it > petered out because pandemic and everyone got distracted halfway through.) > > (We should definitely START by converting the r2d board qemu emulates. :) > > > The reason I'm asking is because all but one users of > > dma_declare_coherent_memory are in the sh platform setup code, and > > I'd really like to move towards killing this function off. > > Understood. Is there an easy "convert to this" I could do to those callers?
Well, the replacement is to declare the device memory carveouts in the Device Tree.
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