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From: Stephen Hemminger <stephen@networkplumber.org>
To: Robin Jarry <rjarry@redhat.com>
Cc: dev@dpdk.org, Sunil Kumar Kori <skori@marvell.com>
Subject: Re: [PATCH v2 3/3] usertools/rss: add CNXK well-known key
Date: Mon, 20 Nov 2023 08:41:10 -0800	[thread overview]
Message-ID: <20231120084110.616e2059@hermes.local> (raw)
In-Reply-To: <20231120162256.74399-6-rjarry@redhat.com>

On Mon, 20 Nov 2023 17:22:59 +0100
Robin Jarry <rjarry@redhat.com> wrote:

> diff --git a/usertools/dpdk-rss-flows.py b/usertools/dpdk-rss-flows.py
> index fd225a697f08..be9b3d760c03 100755
> --- a/usertools/dpdk-rss-flows.py
> +++ b/usertools/dpdk-rss-flows.py
> @@ -226,6 +226,23 @@ def reta_size(self, num_queues: int) -> int:
>          ),
>          reta_size=512,
>      ),
> +    "cnxk": DriverInfo(
> +        key=bytes(
> +            (
> +                # fmt: off
> +                # roc_nix_rss_key_default_fill, see drivers/common/cnxk/roc_nix_rss.c
> +                # Marvell's cnxk NICs take 48 bytes keys
> +                0xfe, 0xed, 0x0b, 0xad, 0xfe, 0xed, 0x0b, 0xad,
> +                0xfe, 0xed, 0x0b, 0xad, 0xfe, 0xed, 0x0b, 0xad,
> +                0xfe, 0xed, 0x0b, 0xad, 0xfe, 0xed, 0x0b, 0xad,
> +                0xfe, 0xed, 0x0b, 0xad, 0xfe, 0xed, 0x0b, 0xad,
> +                0xfe, 0xed, 0x0b, 0xad, 0xfe, 0xed, 0x0b, 0xad,
> +                0xfe, 0xed, 0x0b, 0xad, 0xfe, 0xed, 0x0b, 0xad,
> +                # fmt: on
> +            )
> +        ),
> +        reta_size=64,
> +    ),
>  }

Maybe an enhancement in future to expose the default key better.
Having it live in two places means adding new drivers has another
thing to worry about (and not documented).

  reply	other threads:[~2023-11-20 16:41 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-23  8:07 [PATCH 1/2] usertools/rss: add driver abstractions Robin Jarry
2023-10-23  8:07 ` [PATCH 2/2] usertools/rss: add --info flag Robin Jarry
2023-11-20 13:28 ` [PATCH 1/2] usertools/rss: add driver abstractions Robin Jarry
2023-11-20 15:13   ` [EXT] " Sunil Kumar Kori
2023-11-20 16:22 ` [PATCH v2 1/3] " Robin Jarry
2023-11-20 16:22   ` [PATCH v2 2/3] usertools/rss: add --info flag Robin Jarry
2023-11-21  6:15     ` [EXT] " Sunil Kumar Kori
2023-11-20 16:22   ` [PATCH v2 3/3] usertools/rss: add CNXK well-known key Robin Jarry
2023-11-20 16:41     ` Stephen Hemminger [this message]
2023-11-21  6:08     ` [EXT] " Sunil Kumar Kori
2023-11-21  6:14   ` [EXT] [PATCH v2 1/3] usertools/rss: add driver abstractions Sunil Kumar Kori
2023-11-22 23:43   ` Thomas Monjalon
2023-11-21  6:11 ` [EXT] [PATCH 1/2] " Sunil Kumar Kori
2023-11-21 16:38 ` Stephen Hemminger
2023-11-21 16:49   ` Thomas Monjalon
2023-11-21 16:51   ` Jerin Jacob
2023-11-21 17:04     ` Stephen Hemminger
2023-11-21 17:21       ` Jerin Jacob
2023-11-21 17:27         ` Stephen Hemminger
2023-11-22  8:28           ` Robin Jarry
2023-11-22  9:37             ` fengchengwen
2023-11-22 23:27               ` Thomas Monjalon

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