[PATCH 1/5] powerpc/pci: Hide pci_device_from_OF_node() for non-powermac code
Pali Rohár
pali at kernel.org
Wed Jul 6 20:43:04 AEST 2022
Function pci_device_from_OF_node() is used only in powermac code.
So hide it from all other platforms as it is unsed.
Signed-off-by: Pali Rohár <pali at kernel.org>
---
arch/powerpc/include/asm/pci-bridge.h | 2 ++
arch/powerpc/kernel/pci_32.c | 2 ++
arch/powerpc/kernel/pci_64.c | 2 ++
3 files changed, 6 insertions(+)
diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h
index c85f901227c9..98156932a1f5 100644
--- a/arch/powerpc/include/asm/pci-bridge.h
+++ b/arch/powerpc/include/asm/pci-bridge.h
@@ -170,8 +170,10 @@ static inline struct pci_controller *pci_bus_to_host(const struct pci_bus *bus)
return bus->sysdata;
}
+#ifdef CONFIG_PPC_PMAC
extern int pci_device_from_OF_node(struct device_node *node,
u8 *bus, u8 *devfn);
+#endif
#ifndef CONFIG_PPC64
extern void pci_create_OF_bus_map(void);
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 5a174936c9a0..c3b91fb62a71 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -154,6 +154,7 @@ pcibios_make_OF_bus_map(void)
}
+#ifdef CONFIG_PPC_PMAC
/*
* Returns the PCI device matching a given OF node
*/
@@ -193,6 +194,7 @@ int pci_device_from_OF_node(struct device_node *node, u8 *bus, u8 *devfn)
return -ENODEV;
}
EXPORT_SYMBOL(pci_device_from_OF_node);
+#endif
/* We create the "pci-OF-bus-map" property now so it appears in the
* /proc device tree
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 19b03ddf5631..0c7cfb9fab04 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -286,6 +286,7 @@ int pcibus_to_node(struct pci_bus *bus)
EXPORT_SYMBOL(pcibus_to_node);
#endif
+#ifdef CONFIG_PPC_PMAC
int pci_device_from_OF_node(struct device_node *np, u8 *bus, u8 *devfn)
{
if (!PCI_DN(np))
@@ -294,3 +295,4 @@ int pci_device_from_OF_node(struct device_node *np, u8 *bus, u8 *devfn)
*devfn = PCI_DN(np)->devfn;
return 0;
}
+#endif
--
2.20.1
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