From: Jan Kiszka <jan.kiszka@siemens.com>
Date: Wed, 7 Mar 2018 07:39:15 +0000 (+0100)
Subject: x86: Align x86_64 PCI_MMCONFIG with 32-bit variant
X-Git-Tag: v4.17-rc1~170^2~7
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=55027a7772b1a9c36fb9731fc6c847b6a59c5bef;p=linux.git

x86: Align x86_64 PCI_MMCONFIG with 32-bit variant

Allow to enable PCI_MMCONFIG when only SFI is present and make this option
default on. This will help consolidating both into one Kconfig statement.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: jailhouse-dev@googlegroups.com
Cc: linux-pci@vger.kernel.org
Cc: virtualization@lists.linux-foundation.org
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Link: https://lkml.kernel.org/r/a2faf78c54f340f5549149e8b679c95950dae83d.1520408357.git.jan.kiszka@siemens.com
---

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c1236b187824..6bd763640925 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2658,7 +2658,8 @@ config PCI_DOMAINS
 
 config PCI_MMCONFIG
 	bool "Support mmconfig PCI config space access"
-	depends on X86_64 && PCI && ACPI
+	default y
+	depends on X86_64 && PCI && (ACPI || SFI)
 
 config PCI_CNB20LE_QUIRK
 	bool "Read CNB20LE Host Bridge Windows" if EXPERT