From: Frank Li <Frank.li@oss.nxp.com>
To: nathan.lynch@amd.com
Cc: Vinod Koul <vkoul@kernel.org>, Frank Li <Frank.Li@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
David Rientjes <rientjes@google.com>,
John.Kariuki@amd.com, Jonathan Cameron <jic23@kernel.org>,
Kinsey Ho <kinseyho@google.com>,
Mario Limonciello <mario.limonciello@amd.com>,
PradeepVineshReddy.Kodamati@amd.com,
Shivank Garg <shivankg@amd.com>,
Stephen Bates <Stephen.Bates@amd.com>,
Tycho Andersen <tycho@kernel.org>, Wei Huang <wei.huang2@amd.com>,
Wei Xu <weixugc@google.com>,
dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org
Subject: Re: [PATCH v4 01/25] PCI: Add SNIA SDXI accelerator sub-class
Date: Thu, 5 Nov 2026 12:10:36 -0600 [thread overview]
Message-ID: <auzGnNOril-cAyRw@SMW015318> (raw)
In-Reply-To: <20261103-sdxi-base-v4-1-3668ccc7aab8@amd.com>
On Tue, Nov 03, 2026 at 08:49:42PM -0600, Nathan Lynch via B4 Relay wrote:
> From: Nathan Lynch <nathan.lynch@amd.com>
>
> Make the class code for SNIA Smart Data Accelerator Interface (SDXI)
> functions available to both C and Rust code.
>
> See PCI Code and ID Assignment spec r1.14, sec 1.19.
>
> Co-developed-by: Wei Huang <wei.huang2@amd.com>
> Signed-off-by: Wei Huang <wei.huang2@amd.com>
> Signed-off-by: Nathan Lynch <nathan.lynch@amd.com>
> ---
> include/linux/pci_ids.h | 1 +
> rust/kernel/pci/id.rs | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 030c86dd6d67..dcb26f52b5a1 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -154,6 +154,7 @@
>
> #define PCI_BASE_CLASS_ACCELERATOR 0x12
> #define PCI_CLASS_ACCELERATOR_PROCESSING 0x1200
> +#define PCI_CLASS_ACCELERATOR_SDXI 0x120100
Does it use for differecne drivers? I remember PCI maintainer require
Only add new item when more than one driver use it.
Frank
next prev parent reply other threads:[~2026-11-05 18:10 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-04 2:49 [PATCH v4 00/25] dmaengine: Smart Data Accelerator Interface (SDXI) basic support Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 01/25] PCI: Add SNIA SDXI accelerator sub-class Nathan Lynch via B4 Relay
2026-11-05 18:10 ` Frank Li [this message]
2026-11-05 18:25 ` Lynch, Nathan
2026-11-04 2:49 ` [PATCH v4 02/25] MAINTAINERS: Add entry for SDXI driver Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 03/25] dmaengine: sdxi: Add PCI initialization Nathan Lynch via B4 Relay
2026-11-05 17:59 ` Frank Li
2026-11-05 18:07 ` Lynch, Nathan
2026-11-04 2:49 ` [PATCH v4 04/25] dmaengine: sdxi: Prepare function and sanitize MMIO state Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 05/25] dmaengine: sdxi: Feature discovery and initial configuration Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 06/25] dmaengine: sdxi: Configure context tables Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 07/25] dmaengine: sdxi: Allocate context control DMA pool Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 08/25] dmaengine: sdxi: Introduce submission queue Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 09/25] dmaengine: sdxi: Allocate administrative context Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 10/25] dmaengine: sdxi: Install " Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 11/25] dmaengine: sdxi: Start functions on probe, stop on remove Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 12/25] dmaengine: sdxi: Add client context allocation API Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 13/25] dmaengine: sdxi: Add descriptor ring management Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 14/25] dmaengine: sdxi: Add unit tests for descriptor ring reservations Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 15/25] dmaengine: sdxi: Per-context access key (AKey) table entry allocator Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 16/25] dmaengine: sdxi: Add completion status block API Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 17/25] dmaengine: sdxi: Add unit tests for completion pool ownership Nathan Lynch via B4 Relay
2026-11-04 2:49 ` [PATCH v4 18/25] dmaengine: sdxi: Add context submission helper Nathan Lynch via B4 Relay
2026-11-04 2:50 ` [PATCH v4 19/25] dmaengine: sdxi: Encode context start, stop, update, and sync descriptors Nathan Lynch via B4 Relay
2026-11-05 16:52 ` Tycho Andersen
2026-11-04 2:50 ` [PATCH v4 20/25] dmaengine: sdxi: Add client context release with update and sync Nathan Lynch via B4 Relay
2026-11-04 2:50 ` [PATCH v4 21/25] dmaengine: sdxi: Provide context start and stop APIs Nathan Lynch via B4 Relay
2026-11-04 2:50 ` [PATCH v4 22/25] dmaengine: sdxi: Encode copy and interrupt descriptors Nathan Lynch via B4 Relay
2026-11-05 17:00 ` Tycho Andersen
2026-11-04 2:50 ` [PATCH v4 23/25] dmaengine: sdxi: Add unit tests for descriptor encoding Nathan Lynch via B4 Relay
2026-11-04 2:50 ` [PATCH v4 24/25] dmaengine: sdxi: MSI/MSI-X vector allocation and mapping Nathan Lynch via B4 Relay
2026-11-04 2:50 ` [PATCH v4 25/25] dmaengine: sdxi: Add DMA engine provider Nathan Lynch via B4 Relay
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