netdev - Re: [PATCH net-next v3 05/13] octeontx2-af: npc: cn20k: Allocate default MCAM indexes

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Message-ID: <aWYXWxxpOpTJ2W0y@rkannoth-OptiPlex-7090>
Date: Tue, 13 Jan 2026 15:28:51 +0530
From: Ratheesh Kannoth <rkannoth@...vell.com>
To: Jakub Kicinski <kuba@...nel.org>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <sgoutham@...vell.com>, <davem@...emloft.net>, <edumazet@...gle.com>,
        <pabeni@...hat.com>, <andrew+netdev@...n.ch>
Subject: Re: [PATCH net-next v3 05/13] octeontx2-af: npc: cn20k: Allocate
 default MCAM indexes

On 2026-01-11 at 04:22:23, Jakub Kicinski (kuba@...nel.org) wrote:
> On Fri, 9 Jan 2026 11:18:20 +0530 Ratheesh Kannoth wrote:
> > Reserving MCAM entries in the AF driver for installing default MCAM
> > entries is not an efficient allocation method, as it results in
> > significant wastage of entries. This patch allocates MCAM indexes for
> > promiscuous, multicast, broadcast, and unicast traffic in descending
> > order of indexes (from lower to higher priority) when the NIX LF is
> > attached to the PF/VF.
>
> Warning: drivers/net/ethernet/marvell/octeontx2/af/cn20k/npc.h:115 Enum value 'NPC_DFT_RULE_MAX_ID' not described in enum 'npc_dft_rule_id'
> Warning: drivers/net/ethernet/marvell/octeontx2/af/cn20k/npc.h:115 Enum value 'NPC_DFT_RULE_MAX_ID' not described in enum 'npc_dft_rule_id'
ACK.
>
> You can use the
>
> 	/* private: */
Thanks
>
> comment/label to mark off "misc" enum entries that don't need a doc