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authorJianjun Wang <jianjun.wang@mediatek.com>2021-04-20 14:17:18 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-09-18 13:40:10 +0200
commit9d6090575406e504d4143b171482b8e5591e85ef (patch)
treea2027dd51eeb4c6f1d54db327ccc7253b3645c4f
parentfa3c15ccf2ea0dc108052403cb07ae386e8f5989 (diff)
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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>
-rw-r--r--drivers/pci/pci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 29f5d699fa06..05a84f095fe7 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)
{