From: Jianjun Wang <jianjun.wang@mediatek.com>
Date: Tue, 20 Apr 2021 06:17:18 +0000 (+0800)
Subject: PCI: Export pci_pio_to_address() for module use
X-Git-Tag: v5.10.67~256
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d6090575406e504d4143b171482b8e5591e85ef;p=thirdparty%2Fkernel%2Fstable.git

PCI: Export pci_pio_to_address() for module use

commit 9cc742078c9a90cdd4cf131e9f760e6965df9048 upstream.

This interface will be used by PCI host drivers for PIO translation,
export it to support compiling those drivers as kernel modules.

Link: https://lore.kernel.org/r/20210420061723.989-3-jianjun.wang@mediatek.com
Signed-off-by: Jianjun Wang <jianjun.wang@mediatek.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 29f5d699fa06d..05a84f095fe70 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -4043,6 +4043,7 @@ phys_addr_t pci_pio_to_address(unsigned long pio)
 
 	return address;
 }
+EXPORT_SYMBOL_GPL(pci_pio_to_address);
 
 unsigned long __weak pci_address_to_pio(phys_addr_t address)
 {