From: Ratheesh Kannoth <rkannoth@marvell.com>
To: <davem@davemloft.net>, <gakula@marvell.com>,
<linux-kernel@vger.kernel.org>, <netdev@vger.kernel.org>,
<sgoutham@marvell.com>
Cc: <andrew+netdev@lunn.ch>, <edumazet@google.com>, <kuba@kernel.org>,
<pabeni@redhat.com>, Hariprasad Kelam <hkelam@marvell.com>
Subject: Re: [PATCH net v2] octeontx2-af: Block VFs from clobbering special CGX PKIND state
Date: Thu, 25 Jun 2026 10:55:46 +0530 [thread overview]
Message-ID: <ajy72q43tVFSeLE8@rkannoth-OptiPlex-7090> (raw)
In-Reply-To: <20260625044621.2841831-1-rkannoth@marvell.com>
On 2026-06-25 at 10:16:21, Ratheesh Kannoth (rkannoth@marvell.com) wrote:
> From: Hariprasad Kelam <hkelam@marvell.com>
>
> PF and VF NIX LFs that share a CGX LMAC reuse the same hardware PKIND
> programming. When HiGig2 or EDSA parsing is enabled, a VF NIX LF alloc must
> not reset the LMAC RX PKIND or default TX parse config over the PF setup.
>
> Add cgx_get_pkind() and rvu_cgx_is_pkind_config_permitted() so VFs skip
> cgx_set_pkind(), rvu_npc_set_pkind(), and NIX_AF_LFX_TX_PARSE_CFG updates
> when the LMAC is using NPC_RX_HIGIG_PKIND or NPC_RX_EDSA_PKIND.
>
> Fixes: 94d942c5fb97 ("octeontx2-af: Config pkind for CGX mapped PFs")
> Cc: Geetha sowjanya <gakula@marvell.com>
> Signed-off-by: Hariprasad Kelam <hkelam@marvell.com>
> Signed-off-by: Ratheesh Kannoth <rkannoth@marvell.com>
>
> ---
> v1 -> v2: Addressed simon comments
> https://lore.kernel.org/netdev/20260619041002.1773822-1-rkannoth@marvell.com/
> ---
Apologies for the inconvenience — it appears I submitted an incorrect patch.
I will abandon it and post a revised one later. Thanks.
pw-bot: changes-requested
prev parent reply other threads:[~2026-06-25 5:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-25 4:46 [PATCH net v2] octeontx2-af: Block VFs from clobbering special CGX PKIND state Ratheesh Kannoth
2026-06-25 5:25 ` Ratheesh Kannoth [this message]
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