linux-kernel - Re: [PATCH net-next v2 3/8] netlink: specs: Expand the PSE netlink command with C33 new features

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Date: Fri, 07 Jun 2024 11:09:38 +0100
From: Donald Hunter <donald.hunter@...il.com>
To: Kory Maincent <kory.maincent@...tlin.com>
Cc: "David S. Miller" <davem@...emloft.net>,  Eric Dumazet
 <edumazet@...gle.com>,  Jakub Kicinski <kuba@...nel.org>,  Paolo Abeni
 <pabeni@...hat.com>,  Oleksij Rempel <o.rempel@...gutronix.de>,  Thomas
 Petazzoni <thomas.petazzoni@...tlin.com>,  linux-kernel@...r.kernel.org,
  netdev@...r.kernel.org,  Dent Project <dentproject@...uxfoundation.org>,
  kernel@...gutronix.de
Subject: Re: [PATCH net-next v2 3/8] netlink: specs: Expand the PSE netlink
 command with C33 new features

Kory Maincent <kory.maincent@...tlin.com> writes:

> From: "Kory Maincent (Dent Project)" <kory.maincent@...tlin.com>
>
> Expand the c33 PSE attributes with PSE class, extended state information
> and power consumption.
>
> ./ynl/cli.py --spec netlink/specs/ethtool.yaml --no-schema --do pse-get
> 	     --json '{"header":{"dev-name":"eth0"}}'
> {'c33-pse-actual-pw': 1700,
>  'c33-pse-admin-state': 3,
>  'c33-pse-pw-class': 4,
>  'c33-pse-pw-d-status': 4,
>  'header': {'dev-index': 4, 'dev-name': 'eth0'}}
>
> ./ynl/cli.py --spec netlink/specs/ethtool.yaml --no-schema --do pse-get
> 	     --json '{"header":{"dev-name":"eth0"}}'
> {'c33-pse-admin-state': 3,
>  'c33-pse-ext-state': 5,
>  'c33-pse-ext-substate': 5,
>  'c33-pse-pw-d-status': 2,
>  'header': {'dev-index': 4, 'dev-name': 'eth0'}}
>
> Signed-off-by: Kory Maincent <kory.maincent@...tlin.com>
> ---
>  Documentation/netlink/specs/ethtool.yaml | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/Documentation/netlink/specs/ethtool.yaml b/Documentation/netlink/specs/ethtool.yaml
> index 00dc61358be8..8aa064f2f466 100644
> --- a/Documentation/netlink/specs/ethtool.yaml
> +++ b/Documentation/netlink/specs/ethtool.yaml
> @@ -922,6 +922,22 @@ attribute-sets:
>          name: c33-pse-pw-d-status
>          type: u32
>          name-prefix: ethtool-a-
> +      -
> +        name: c33-pse-pw-class
> +        type: u32
> +        name-prefix: ethtool-a-
> +      -
> +        name: c33-pse-actual-pw
> +        type: u32
> +        name-prefix: ethtool-a-
> +      -
> +        name: c33-pse-ext-state
> +        type: u8
> +        name-prefix: ethtool-a-
> +      -
> +        name: c33-pse-ext-substate
> +        type: u8
> +        name-prefix: ethtool-a-

I see this is consistent with existing pse attributes in the spec, but
are there enumerations for the state and status attributes that could be
added to the spec?

>    -
>      name: rss
>      attributes:
> @@ -1611,6 +1627,10 @@ operations:
>              - c33-pse-admin-state
>              - c33-pse-admin-control
>              - c33-pse-pw-d-status
> +            - c33-pse-pw-class
> +            - c33-pse-actual-pw
> +            - c33-pse-ext-state
> +            - c33-pse-ext-substate
>        dump: *pse-get-op
>      -
>        name: pse-set