diff options
| author | Alexey Kardashevskiy <aik@amd.com> | 2024-03-07 13:20:06 +1100 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2024-04-09 09:33:15 -0500 |
| commit | eebab7e3eb4bb906a8ebc3b70d28059ff1d9271c (patch) | |
| tree | 01fba836c89e82072a9c9f71d4b30ed61cb1357d /include/uapi/linux/pci_regs.h | |
| parent | 4cece764965020c22cff7665b18a012006359095 (diff) | |
PCI/DOE: Support discovery version 2
PCIe r6.1, sec 6.30.1.1 defines a "DOE Discovery Version" field in
the DOE Discovery Request Data Object Contents (3rd DW) as:
15:8 DOE Discovery Version – must be 02h if the Capability Version in
the Data Object Exchange Extended Capability is 02h or greater.
Add support for the version on devices with the DOE v2 capability.
Link: https://lore.kernel.org/r/20240307022006.3657433-1-aik@amd.com
Signed-off-by: Alexey Kardashevskiy <aik@amd.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Diffstat (limited to 'include/uapi/linux/pci_regs.h')
| -rw-r--r-- | include/uapi/linux/pci_regs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index a39193213ff2..fbca743b2b86 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -1144,6 +1144,7 @@ #define PCI_DOE_DATA_OBJECT_HEADER_2_LENGTH 0x0003ffff #define PCI_DOE_DATA_OBJECT_DISC_REQ_3_INDEX 0x000000ff +#define PCI_DOE_DATA_OBJECT_DISC_REQ_3_VER 0x0000ff00 #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_VID 0x0000ffff #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL 0x00ff0000 #define PCI_DOE_DATA_OBJECT_DISC_RSP_3_NEXT_INDEX 0xff000000 |