From: Bjorn Helgaas <helgaas@kernel.org>
To: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: linux-cxl@vger.kernel.org,
Dan Williams <dan.j.williams@intel.com>,
Ira Weiny <ira.weiny@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
Alison Schofield <alison.schofield@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
Davidlohr Bueso <dave@stgolabs.net>,
linuxarm@huawei.com, Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: [PATCH 3/4] PCI: Add PCI_CLASS_SERIAL_CXL_SWITCH_CCI class ID to pci_ids.h
Date: Mon, 16 Oct 2023 11:58:38 -0500 [thread overview]
Message-ID: <20231016165838.GA1214574@bhelgaas> (raw)
In-Reply-To: <20231016125323.18318-4-Jonathan.Cameron@huawei.com>
On Mon, Oct 16, 2023 at 01:53:22PM +0100, Jonathan Cameron wrote:
> This ID is used for CXL Switch Mailbox CCIs.
> Incorporate the Programming Interface in the definition in common
> with similar entries.
>
> See CXL rev3.0 81.1.3.1 PCI Header Class Code Register
Also PCI Code and ID Assignment r1.15, sec 1.13, which I assume is
definitive since this is a piece of the PCI namespace.
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
> ---
> include/linux/pci_ids.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 5fb3d4c393a9..27d1bac65256 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -128,6 +128,7 @@
> #define PCI_CLASS_SERIAL_IPMI_SMIC 0x0c0700
> #define PCI_CLASS_SERIAL_IPMI_KCS 0x0c0701
> #define PCI_CLASS_SERIAL_IPMI_BT 0x0c0702
> +#define PCI_CLASS_SERIAL_CXL_SWITCH_CCI 0x0c0b00
>
> #define PCI_BASE_CLASS_WIRELESS 0x0d
> #define PCI_CLASS_WIRELESS_RF_CONTROLLER 0x0d10
> --
> 2.39.2
>
next prev parent reply other threads:[~2023-10-16 16:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-16 12:53 [PATCH 0/4] CXL: Standalone switch CCI driver Jonathan Cameron
2023-10-16 12:53 ` [PATCH 1/4] cxl: mbox: Preparatory move of functions to core/mbox.c and cxlmbox.h Jonathan Cameron
2023-11-13 0:09 ` Dan Williams
2023-11-13 19:39 ` Sumanesh Samanta
2023-11-28 17:26 ` Jonathan Cameron
2023-11-28 17:42 ` Jonathan Cameron
2023-10-16 12:53 ` [PATCH 2/4] cxl: mbox: Factor out the mbox specific data for reuse in switch cci Jonathan Cameron
2023-10-16 12:53 ` [PATCH 3/4] PCI: Add PCI_CLASS_SERIAL_CXL_SWITCH_CCI class ID to pci_ids.h Jonathan Cameron
2023-10-16 16:58 ` Bjorn Helgaas [this message]
2023-10-16 12:53 ` [PATCH 4/4] cxl/pci: Add support for stand alone CXL Switch mailbox CCI Jonathan Cameron
2023-11-16 14:08 ` Dan Williams
2023-10-16 15:17 ` [PATCH 0/4] CXL: Standalone switch CCI driver Jonathan Cameron
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