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PCI: Export pci_pio_to_address() for module use

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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>
This commit is contained in:
Jianjun Wang 2021-04-20 14:17:18 +08:00 committed by Greg Kroah-Hartman
parent fa3c15ccf2
commit 9d60905754
1 changed files with 1 additions and 0 deletions
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drivers/pci/pci.c
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@ -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)
{