Messages in this thread | | | Date | Thu, 11 May 2023 17:41:19 +0200 | From | Andrew Lunn <> | Subject | Re: [PATCH net-next v2 1/2] dt-bindings: net: cdns,macb: Add rx-watermark property |
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On Thu, May 11, 2023 at 01:12:13AM -0600, Pranavi Somisetty wrote: > watermark value is the minimum amount of packet data > required to activate the forwarding process. The watermark > implementation and maximum size is dependent on the device > where Cadence MACB/GEM is used. > > Signed-off-by: Pranavi Somisetty <pranavi.somisetty@amd.com> > --- > Documentation/devicetree/bindings/net/cdns,macb.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/cdns,macb.yaml b/Documentation/devicetree/bindings/net/cdns,macb.yaml > index bef5e0f895be..779bc25cf005 100644 > --- a/Documentation/devicetree/bindings/net/cdns,macb.yaml > +++ b/Documentation/devicetree/bindings/net/cdns,macb.yaml > @@ -109,6 +109,13 @@ properties: > power-domains: > maxItems: 1 > > + rx-watermark: > + maxItems: 1 > + $ref: /schemas/types.yaml#/definitions/uint16 > + description: > + Set watermark value for pbuf_rxcutthru reg and enable > + rx partial store and forward.
What are the units? Frames, octets, DMA scatter-gather segments, % of maximum?
Andrew
--- pw-bot: cr
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