linux-kernel - [PATCH v10 2/7] PCI: Export pci_pio_to

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Message-ID: <20210420061723.989-3-jianjun.wang@mediatek.com>
Date:   Tue, 20 Apr 2021 14:17:18 +0800
From:   Jianjun Wang <jianjun.wang@...iatek.com>
To:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Marc Zyngier <maz@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Ryder Lee <ryder.lee@...iatek.com>
CC:     Philipp Zabel <p.zabel@...gutronix.de>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <linux-pci@...r.kernel.org>, <linux-mediatek@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Jianjun Wang <jianjun.wang@...iatek.com>,
        <youlin.pei@...iatek.com>, <chuanjia.liu@...iatek.com>,
        <qizhong.cheng@...iatek.com>, <sin_jieyang@...iatek.com>,
        <drinkcat@...omium.org>, <Rex-BC.Chen@...iatek.com>,
        <anson.chuang@...iatek.com>, Krzysztof Wilczyski <kw@...ux.com>,
        Pali Rohár <pali@...nel.org>
Subject: [PATCH v10 2/7] PCI: Export pci_pio_to_address() for module use

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

Signed-off-by: Jianjun Wang <jianjun.wang@...iatek.com>
Acked-by: Bjorn Helgaas <bhelgaas@...gle.com>
---
 drivers/pci/pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 16a17215f633..09f1714e23be 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -4052,6 +4052,7 @@ 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)
 {
-- 
2.25.1