Re: [PATCH v1 2/3] dt-bindings: dma: sf-pdma: add new compatible name

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Me again,

On Fri, Sep 22, 2023 at 10:59:52AM +0100, Conor Dooley wrote:
> On Fri, Sep 22, 2023 at 03:20:38PM +0530, shravan chippa wrote:
> > From: Shravan Chippa <shravan.chippa@xxxxxxxxxxxxx>
> > 
> > add new compatible name microchip,mpfs-pdma to support out of order dma
> > transfers this will improve the dma throughput for mem-to-mem transfer
> > 
> > Signed-off-by: Shravan Chippa <shravan.chippa@xxxxxxxxxxxxx>
> > Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> > Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> 
> I would appreciate if you would drop any vendor tree related tags when
> submitting patches upstream, especially for dt-bindings where it
> actually means something to have my R-b on them.

> > ---
> >  .../bindings/dma/sifive,fu540-c000-pdma.yaml         | 12 ++++++++----
> >  1 file changed, 8 insertions(+), 4 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml b/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
> > index a1af0b906365..974467c4bacb 100644
> > --- a/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
> > +++ b/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
> > @@ -27,10 +27,14 @@ allOf:
> >  
> >  properties:
> >    compatible:
> > -    items:
> > -      - enum:
> > -          - sifive,fu540-c000-pdma
> > -      - const: sifive,pdma0
> > +    oneOf:
> > +      - items:
> > +          - const: microchip,mpfs-pdma # Microchip out of order DMA transfer
> > +          - const: sifive,fu540-c000-pdma # Sifive in-order DMA transfer

Whoops, I meant to say - I'm okay with the soc-specific compatible being
added (we should have done that from the start), but I think the
comments here about software behaviour should be removed. With that, you
can re-add
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

Thanks,
Conor.

> > +      - items:
> > +          - enum:
> > +              - sifive,fu540-c000-pdma
> > +          - const: sifive,pdma0
> >      description:
> >        Should be "sifive,<chip>-pdma" and "sifive,pdma<version>".
> >        Supported compatible strings are -
> > -- 
> > 2.34.1
> > 


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