linux-kernel - [PATCH kernel 1/4] pci/doe: Define protocol types and make those public

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Message-ID: <20240201060228.3070928-2-aik@amd.com>
Date: Thu, 1 Feb 2024 17:02:25 +1100
From: Alexey Kardashevskiy <aik@....com>
To: <linux-pci@...r.kernel.org>
CC: <linux-kernel@...r.kernel.org>, Bjorn Helgaas <bhelgaas@...gle.com>,
	Jonathan Cameron <jonathan.cameron@...wei.com>, Lukas Wunner
	<lukas@...ner.de>, Alexey Kardashevskiy <aik@....com>
Subject: [PATCH kernel 1/4] pci/doe: Define protocol types and make those public

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@....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 1f14aed4354b..5c33f7dc978b 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;
 
 struct pci_doe_mb *pci_find_doe_mailbox(struct pci_dev *pdev, u16 vendor,
diff --git a/drivers/pci/doe.c b/drivers/pci/doe.c
index e3aab5edaf70..61f0531d2b1d 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)
-- 
2.41.0