From: Alistair Francis <alistair@alistair23.me>
Date: Thu, 6 Mar 2025 07:52:11 +0000 (+1000)
Subject: PCI/DOE: Allow enabling DOE without CXL
X-Git-Tag: v6.15-rc1~119^2~28^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6fc6ded50ffc09a5cb3a9ec22dd1976401ea0bbc;p=thirdparty%2Fkernel%2Flinux.git

PCI/DOE: Allow enabling DOE without CXL

PCIe devices (not CXL) can support DOE as well, so allow DOE to be enabled
even if CXL isn't.

Link: https://lore.kernel.org/r/20250306075211.1855177-4-alistair@alistair23.me
Signed-off-by: Alistair Francis <alistair@alistair23.me>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---

diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index 2fbd379923fd1..fff4f3c6f6d36 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -122,7 +122,10 @@ config PCI_ATS
 	bool
 
 config PCI_DOE
-	bool
+	bool "Enable PCI Data Object Exchange (DOE) support"
+	help
+	  Say Y here if you want be able to communicate with PCIe DOE
+	  mailboxes.
 
 config PCI_ECAM
 	bool