From: Leon Romanovsky <leon@kernel.org>
To: Bjorn Helgaas <bhelgaas@google.com>,
Saeed Mahameed <saeedm@nvidia.com>,
Tariq Toukan <tariqt@nvidia.com>, Mark Bloch <mbloch@nvidia.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
Yishai Hadas <yishaih@nvidia.com>,
Edward Srouji <edwards@nvidia.com>
Subject: Re: [PATCH mlx5-next 0/2] Add support for direct steering tag mode for RDMA mlx5_ib driver
Date: Tue, 11 Nov 2025 12:04:03 +0200 [thread overview]
Message-ID: <20251111100403.GA692490@unreal> (raw)
In-Reply-To: <20251027-st-direct-mode-v1-0-e0ad953866b6@nvidia.com>
On Mon, Oct 27, 2025 at 11:34:00AM +0200, Leon Romanovsky wrote:
> >From Yishai:
>
> Add support for direct steering mode where ST table location equals
> PCI_TPH_LOC_NONE.
>
> In that case, no steering table exists, the steering tag itself will be
> used directly by the SW, FW, HW from the mkey.
>
> In that mode of work, the driver is not limited any more to the 64 max
> entries of the capability config space table.
>
> The first patch in the series exposes the pcie_tph_get_st_table_loc()
> API to let drivers detect the ST table location.
>
> The second patch uses the direct mode in case the location equals
> PCI_TPH_LOC_NONE.
>
> This enables RDMA users working in that direct mode.
>
> Thanks
>
> ---
> Yishai Hadas (2):
> PCI/TPH: Expose pcie_tph_get_st_table_loc()
> net/mlx5: Add direct ST mode support for RDMA
Thanks, applied to mlx5-next.
prev parent reply other threads:[~2025-11-11 10:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-27 9:34 [PATCH mlx5-next 0/2] Add support for direct steering tag mode for RDMA mlx5_ib driver Leon Romanovsky
2025-10-27 9:34 ` [PATCH mlx5-next 1/2] PCI/TPH: Expose pcie_tph_get_st_table_loc() Leon Romanovsky
2025-11-02 10:17 ` Leon Romanovsky
2025-11-03 15:43 ` Bjorn Helgaas
2025-11-03 16:23 ` Yishai Hadas
2025-11-03 17:28 ` Bjorn Helgaas
2025-11-04 8:26 ` Yishai Hadas
2025-10-27 9:34 ` [PATCH mlx5-next 2/2] net/mlx5: Add direct ST mode support for RDMA Leon Romanovsky
2025-11-11 10:04 ` Leon Romanovsky [this message]
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