diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2017-01-30 18:11:55 +1100 |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-01-31 13:54:17 +1100 |
commit | 38e9d36bc149932964dcd25818c7f7283239592d (patch) | |
tree | 4ba2b9425271f7c507c77b3be591f8099f7cb8a9 /arch | |
parent | b48ff52043f489d594b989b318c120ca340a2e41 (diff) | |
download | linux-stable-38e9d36bc149932964dcd25818c7f7283239592d.tar.gz linux-stable-38e9d36bc149932964dcd25818c7f7283239592d.tar.bz2 linux-stable-38e9d36bc149932964dcd25818c7f7283239592d.zip |
powerpc: Move isa bridge definitions to separate include
We'll be adding non-PCI isa bridge support so let's not
have all the definition in pci-bridge.h
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/include/asm/isa-bridge.h | 28 | ||||
-rw-r--r-- | arch/powerpc/include/asm/pci-bridge.h | 18 | ||||
-rw-r--r-- | arch/powerpc/kernel/iomap.c | 1 | ||||
-rw-r--r-- | arch/powerpc/kernel/isa-bridge.c | 1 | ||||
-rw-r--r-- | arch/powerpc/platforms/maple/pci.c | 1 | ||||
-rw-r--r-- | arch/powerpc/platforms/powernv/opal-lpc.c | 1 | ||||
-rw-r--r-- | arch/powerpc/platforms/pseries/setup.c | 1 |
7 files changed, 33 insertions, 18 deletions
diff --git a/arch/powerpc/include/asm/isa-bridge.h b/arch/powerpc/include/asm/isa-bridge.h new file mode 100644 index 000000000000..94d9c1c9706d --- /dev/null +++ b/arch/powerpc/include/asm/isa-bridge.h @@ -0,0 +1,28 @@ +#ifndef __ISA_BRIDGE_H +#define __ISA_BRIDGE_H + +#ifdef CONFIG_PPC64 + +extern void isa_bridge_find_early(struct pci_controller *hose); + +static inline int isa_vaddr_is_ioport(void __iomem *address) +{ + /* Check if address hits the reserved legacy IO range */ + unsigned long ea = (unsigned long)address; + return ea >= ISA_IO_BASE && ea < ISA_IO_END; +} + +#else + +static inline int isa_vaddr_is_ioport(void __iomem *address) +{ + /* No specific ISA handling on ppc32 at this stage, it + * all goes through PCI + */ + return 0; +} + +#endif + +#endif /* __ISA_BRIDGE_H */ + diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h index c0309c59bed8..56c67d3f0108 100644 --- a/arch/powerpc/include/asm/pci-bridge.h +++ b/arch/powerpc/include/asm/pci-bridge.h @@ -174,14 +174,6 @@ extern int pci_device_from_OF_node(struct device_node *node, u8 *bus, u8 *devfn); extern void pci_create_OF_bus_map(void); -static inline int isa_vaddr_is_ioport(void __iomem *address) -{ - /* No specific ISA handling on ppc32 at this stage, it - * all goes through PCI - */ - return 0; -} - #else /* CONFIG_PPC64 */ /* @@ -269,16 +261,6 @@ extern void pci_hp_remove_devices(struct pci_bus *bus); /** Discover new pci devices under this bus, and add them */ extern void pci_hp_add_devices(struct pci_bus *bus); - -extern void isa_bridge_find_early(struct pci_controller *hose); - -static inline int isa_vaddr_is_ioport(void __iomem *address) -{ - /* Check if address hits the reserved legacy IO range */ - unsigned long ea = (unsigned long)address; - return ea >= ISA_IO_BASE && ea < ISA_IO_END; -} - extern int pcibios_unmap_io_space(struct pci_bus *bus); extern int pcibios_map_io_space(struct pci_bus *bus); diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c index 3963f0b68d52..a1854d1ded8b 100644 --- a/arch/powerpc/kernel/iomap.c +++ b/arch/powerpc/kernel/iomap.c @@ -8,6 +8,7 @@ #include <linux/export.h> #include <asm/io.h> #include <asm/pci-bridge.h> +#include <asm/isa-bridge.h> /* * Here comes the ppc64 implementation of the IOMAP diff --git a/arch/powerpc/kernel/isa-bridge.c b/arch/powerpc/kernel/isa-bridge.c index ae1316106e2b..c898ff0cafec 100644 --- a/arch/powerpc/kernel/isa-bridge.c +++ b/arch/powerpc/kernel/isa-bridge.c @@ -29,6 +29,7 @@ #include <asm/pci-bridge.h> #include <asm/machdep.h> #include <asm/ppc-pci.h> +#include <asm/isa-bridge.h> unsigned long isa_io_base; /* NULL if no ISA bus */ EXPORT_SYMBOL(isa_io_base); diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c index a0589aac4163..69794d9389c2 100644 --- a/arch/powerpc/platforms/maple/pci.c +++ b/arch/powerpc/platforms/maple/pci.c @@ -24,6 +24,7 @@ #include <asm/machdep.h> #include <asm/iommu.h> #include <asm/ppc-pci.h> +#include <asm/isa-bridge.h> #include "maple.h" diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c index 4886eb8b6381..2048ce7912f4 100644 --- a/arch/powerpc/platforms/powernv/opal-lpc.c +++ b/arch/powerpc/platforms/powernv/opal-lpc.c @@ -23,6 +23,7 @@ #include <asm/prom.h> #include <linux/uaccess.h> #include <asm/debug.h> +#include <asm/isa-bridge.h> static int opal_lpc_chip_id = -1; diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 7736352f7279..b4d362ed03a1 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -66,6 +66,7 @@ #include <asm/reg.h> #include <asm/plpar_wrappers.h> #include <asm/kexec.h> +#include <asm/isa-bridge.h> #include "pseries.h" |