linux-kernel - [PATCH v8 3/3] PCI/DOE: Allow enabling DOE without CXL

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Date:   Thu, 21 Sep 2023 15:55:31 +1000
From:   Alistair Francis <alistair23@...il.com>
To:     bhelgaas@...gle.com, linux-pci@...r.kernel.org,
        Jonathan.Cameron@...wei.com, lukas@...ner.de
Cc:     alex.williamson@...hat.com, christian.koenig@....com,
        kch@...dia.com, gregkh@...uxfoundation.org, logang@...tatee.com,
        linux-kernel@...r.kernel.org, alistair23@...il.com,
        chaitanyak@...dia.com, rdunlap@...radead.org,
        Alistair Francis <alistair.francis@....com>
Subject: [PATCH v8 3/3] 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.

Signed-off-by: Alistair Francis <alistair.francis@....com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
---
v8:
 - No changes
v7:
 - Initial patch

 drivers/pci/Kconfig | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index e9ae66cc4189..672a1f5178c6 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -117,7 +117,10 @@ 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
-- 
2.41.0