[PATCH 1/4] PCI: Export pci_rebar_get_possible_sizes()

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From: Darren Salt <devspam@xxxxxxxxxxxxxxxxx>

Export pci_rebar_get_possible_sizes() for use by modular drivers.

Signed-off-by: Darren Salt <devspam@xxxxxxxxxxxxxxxxx>
Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxx>
---
 drivers/pci/pci.c   | 1 +
 drivers/pci/pci.h   | 1 -
 include/linux/pci.h | 1 +
 3 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index e578d34095e9..ef80ed451415 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3579,6 +3579,7 @@ u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar)
 	pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap);
 	return (cap & PCI_REBAR_CAP_SIZES) >> 4;
 }
+EXPORT_SYMBOL(pci_rebar_get_possible_sizes);
 
 /**
  * pci_rebar_get_current_size - get the current size of a BAR
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index f86cae9aa1f4..640ae7d74fc3 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -608,7 +608,6 @@ int acpi_get_rc_resources(struct device *dev, const char *hid, u16 segment,
 			  struct resource *res);
 #endif
 
-u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar);
 int pci_rebar_get_current_size(struct pci_dev *pdev, int bar);
 int pci_rebar_set_size(struct pci_dev *pdev, int bar, int size);
 static inline u64 pci_rebar_size_to_bytes(int size)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 22207a79762c..9999040cfad9 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1226,6 +1226,7 @@ void pci_update_resource(struct pci_dev *dev, int resno);
 int __must_check pci_assign_resource(struct pci_dev *dev, int i);
 int __must_check pci_reassign_resource(struct pci_dev *dev, int i, resource_size_t add_size, resource_size_t align);
 void pci_release_resource(struct pci_dev *dev, int resno);
+u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar);
 int __must_check pci_resize_resource(struct pci_dev *dev, int i, int size);
 int pci_select_bars(struct pci_dev *dev, unsigned long flags);
 bool pci_device_is_present(struct pci_dev *pdev);
-- 
2.29.2

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