android-5.4/FROMLIST-PCI-Export-pci_ats_disabled-as-a-GPL-symbol-to-modules.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Will Deacon <will@kernel.org>
Date: Fri, 25 Oct 2019 14:48:44 +0100
Subject: FROMLIST: PCI: Export pci_ats_disabled() as a GPL symbol to modules

Building drivers for ATS-aware IOMMUs as modules requires access to
pci_ats_disabled(). Export it as a GPL symbol to get things working.

Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Will Deacon <will@kernel.org>
Bug: 140290589
Link: https://lore.kernel.org/lkml/20191121114918.2293-4-will@kernel.org/
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ia5457fd6c4593565799b97f40c0def3558a97696
---
 drivers/pci/pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index fcfaadc774ee..958d5bd3b33e 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -123,6 +123,7 @@ bool pci_ats_disabled(void)
 {
 	return pcie_ats_disabled;
 }
+EXPORT_SYMBOL_GPL(pci_ats_disabled);
 
 /* Disable bridge_d3 for all PCIe ports */
 static bool pci_bridge_d3_disable;