[RFC PATCH 02/21] pci/doe: Define protocol types and make those public

Alexey Kardashevskiy
2024-08-23T13:27:57Z

Already public pci_doe() takes a protocol type argument.
PCIe 6.0 defines three, define them in a header for use with pci_doe().

Signed-off-by: Alexey Kardashevskiy <aik@amd.com>
---
include/linux/pci-doe.h | 4 ++++
drivers/pci/doe.c | 2 --
2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/linux/pci-doe.h b/include/linux/pci-doe.h
index 0d3d7656c456..82e393ba5465 100644
--- a/include/linux/pci-doe.h
+++ b/include/linux/pci-doe.h
@@ -13,6 +13,10 @@
#ifndef LINUX_PCI_DOE_H
#define LINUX_PCI_DOE_H

+#define PCI_DOE_PROTOCOL_DISCOVERY 0
+#define PCI_DOE_PROTOCOL_CMA_SPDM 1
+#define PCI_DOE_PROTOCOL_SECURED_CMA_SPDM 2
+
struct pci_doe_mb;

/* Max data object length is 2^18 dwords (including 2 dwords for header) */
diff --git a/drivers/pci/doe.c b/drivers/pci/doe.c
index 0f94c4ed719e..30ba91f49b81 100644
--- a/drivers/pci/doe.c
+++ b/drivers/pci/doe.c
@@ -22,8 +22,6 @@

#include "pci.h"

-#define PCI_DOE_PROTOCOL_DISCOVERY 0
-
/* Timeout of 1 second from 6.30.2 Operation, PCI Spec r6.0 */
#define PCI_DOE_TIMEOUT HZ
#define PCI_DOE_POLL_INTERVAL (PCI_DOE_TIMEOUT / 128)
--
2.45.2