Re: [PATCH net-next v7 1/2] dt-bindings: net: snps,dwmac: Tx coe unsupported

[Conor Dooley]

On Sat, Sep 16, 2023 at 02:33:11PM +0800, Rohan G Thomas wrote:
> Add dt-bindings for coe-unsupported property per tx queue. Some DWMAC
> IPs support tx checksum offloading(coe) only for a few tx queues.
> 
> DW xGMAC IP can be synthesized such that it can support tx coe only
> for a few initial tx queues. Also as Serge pointed out, for the DW
> QoS IP tx coe can be individually configured for each tx queue. This
> property is added to have sw fallback for checksum calculation if a
> tx queue doesn't support tx coe.
> 
> Signed-off-by: Rohan G Thomas <rohan.g.thomas@xxxxxxxxx>

Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

Thanks,
Conor.

> ---
>  Documentation/devicetree/bindings/net/snps,dwmac.yaml | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index ddf9522a5dc2..5c2769dc689a 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -394,6 +394,11 @@ properties:
>                When a PFC frame is received with priorities matching the bitmask,
>                the queue is blocked from transmitting for the pause time specified
>                in the PFC frame.
> +
> +          snps,coe-unsupported:
> +            type: boolean
> +            description: TX checksum offload is unsupported by the TX queue.
> +
>          allOf:
>            - if:
>                required:
> -- 
> 2.25.1
>

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