From: Simon Horman <horms@kernel.org>
To: Alexander Duyck <alexander.duyck@gmail.com>
Cc: netdev@vger.kernel.org, kuba@kernel.org, kernel-team@meta.com,
andrew+netdev@lunn.ch, pabeni@redhat.com, davem@davemloft.net
Subject: Re: [net-next PATCH 4/4] fbnic: Push local unicast MAC addresses to FW to populate TCAMs
Date: Thu, 28 Aug 2025 11:26:56 +0100 [thread overview]
Message-ID: <20250828102656.GY10519@horms.kernel.org> (raw)
In-Reply-To: <175623750782.2246365.9178255870985916357.stgit@ahduyck-xeon-server.home.arpa>
On Tue, Aug 26, 2025 at 12:45:07PM -0700, Alexander Duyck wrote:
> From: Alexander Duyck <alexanderduyck@fb.com>
>
> The MACDA TCAM can only be accessed by one entity at a time and as such we
> cannot have simultaneous reads from the firmware to probe for changes from
> the host. As such we have to send a message indicating what the state of
> the MACDA is to the firmware when we updated it so that the firmware can
> sync up the TCAMs it owns to route BMC packets to the host.
>
> To support that we are adding a new message that is invoked when we write
> the MACDA that will notify the firmware of updates from the host and allow
> it to sync up the TCAM configuration to match the one on the host side.
>
> Signed-off-by: Alexander Duyck <alexanderduyck@fb.com>
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2025-08-28 10:26 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-26 19:44 [net-next PATCH 0/4] fbnic: Synchronize address handling with BMC Alexander Duyck
2025-08-26 19:44 ` [net-next PATCH 1/4] fbnic: Move promisc_sync out of netdev code and into RPC path Alexander Duyck
2025-08-28 10:25 ` Simon Horman
2025-08-26 19:44 ` [net-next PATCH 2/4] fbnic: Pass fbnic_dev instead of netdev to __fbnic_set/clear_rx_mode Alexander Duyck
2025-08-28 10:25 ` Simon Horman
2025-08-26 19:45 ` [net-next PATCH 3/4] fbnic: Add logic to repopulate RPC TCAM if BMC enables channel Alexander Duyck
2025-08-28 10:26 ` Simon Horman
2025-08-26 19:45 ` [net-next PATCH 4/4] fbnic: Push local unicast MAC addresses to FW to populate TCAMs Alexander Duyck
2025-08-28 10:26 ` Simon Horman [this message]
2025-08-28 10:46 ` [net-next PATCH 0/4] fbnic: Synchronize address handling with BMC Paolo Abeni
2025-08-28 12:50 ` Paolo Abeni
2025-08-28 15:09 ` Alexander Duyck
2025-08-28 13:00 ` patchwork-bot+netdevbpf
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