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[v2,4/5] PCI: export pci_remap_iospace() and pci_unmap_iospace()

Message ID 20170310024617.67303-4-briannorris@chromium.org (mailing list archive)
State New, archived
Headers show

Commit Message

Brian Norris March 10, 2017, 2:46 a.m. UTC 
These are useful for PCIe host drivers, and those drivers can be
modules.

Signed-off-by: Brian Norris <briannorris@chromium.org>
---
new in v2
---
 drivers/pci/pci.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 7904d02ffdb9..3ec248774911 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3363,7 +3363,7 @@  unsigned long __weak pci_address_to_pio(phys_addr_t address)
  *	Only architectures that have memory mapped IO functions defined
  *	(and the PCI_IOBASE value defined) should call this function.
  */
-int __weak pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr)
+int pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr)
 {
 #if defined(PCI_IOBASE) && defined(CONFIG_MMU)
 	unsigned long vaddr = (unsigned long)PCI_IOBASE + res->start;
@@ -3383,6 +3383,7 @@  int __weak pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr)
 	return -ENODEV;
 #endif
 }
+EXPORT_SYMBOL(pci_remap_iospace);
 
 /**
  *	pci_unmap_iospace - Unmap the memory mapped I/O space
@@ -3400,6 +3401,7 @@  void pci_unmap_iospace(struct resource *res)
 	unmap_kernel_range(vaddr, resource_size(res));
 #endif
 }
+EXPORT_SYMBOL(pci_unmap_iospace);
 
 static void __pci_set_master(struct pci_dev *dev, bool enable)
 {