From fe2d338cdcc628e0abdb4f70570a7fa864c617db Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Thu, 20 Dec 2007 14:54:50 +1100 Subject: [PATCH] [POWERPC] Merge pcibios_resource_to_bus/bus_to_resource This merges the PowerPC 32 and 64 bits version of pcibios_resource_to_bus and pcibios_bus_to_resource(). Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Paul Mackerras --- arch/powerpc/kernel/pci-common.c | 36 +++++++++++++++++++++++++++ arch/powerpc/kernel/pci_32.c | 32 ------------------------ arch/powerpc/kernel/pci_64.c | 42 -------------------------------- 3 files changed, 36 insertions(+), 74 deletions(-) diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 68102ce7e438..0245c989d30a 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -655,3 +655,39 @@ int pci_proc_domain(struct pci_bus *bus) #endif } +void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, + struct resource *res) +{ + resource_size_t offset = 0, mask = (resource_size_t)-1; + struct pci_controller *hose = pci_bus_to_host(dev->bus); + + if (!hose) + return; + if (res->flags & IORESOURCE_IO) { + offset = (unsigned long)hose->io_base_virt - _IO_BASE; + mask = 0xffffffffu; + } else if (res->flags & IORESOURCE_MEM) + offset = hose->pci_mem_offset; + + region->start = (res->start - offset) & mask; + region->end = (res->end - offset) & mask; +} +EXPORT_SYMBOL(pcibios_resource_to_bus); + +void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, + struct pci_bus_region *region) +{ + resource_size_t offset = 0, mask = (resource_size_t)-1; + struct pci_controller *hose = pci_bus_to_host(dev->bus); + + if (!hose) + return; + if (res->flags & IORESOURCE_IO) { + offset = (unsigned long)hose->io_base_virt - _IO_BASE; + mask = 0xffffffffu; + } else if (res->flags & IORESOURCE_MEM) + offset = hose->pci_mem_offset; + res->start = (region->start + offset) & mask; + res->end = (region->end + offset) & mask; +} +EXPORT_SYMBOL(pcibios_bus_to_resource); diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index 9a79a3d700ba..f05ef5b17892 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -145,38 +145,6 @@ pcibios_fixup_resources(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_resources); -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - resource_size_t offset = 0, mask = (resource_size_t)-1; - struct pci_controller *hose = dev->sysdata; - - if (hose && res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - isa_io_base; - mask = 0xffffffffu; - } else if (hose && res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - region->start = (res->start - offset) & mask; - region->end = (res->end - offset) & mask; -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - resource_size_t offset = 0, mask = (resource_size_t)-1; - struct pci_controller *hose = dev->sysdata; - - if (hose && res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - isa_io_base; - mask = 0xffffffffu; - } else if (hose && res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - res->start = (region->start + offset) & mask; - res->end = (region->end + offset) & mask; -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - static int skip_isa_ioresource_align(struct pci_dev *dev) { if ((ppc_pci_flags & PPC_PCI_CAN_SKIP_ISA_ALIGN) && diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index e0f3731c3a1c..6d1c28fc5e23 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -93,48 +93,6 @@ static void fixup_broken_pcnet32(struct pci_dev* dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_TRIDENT, PCI_ANY_ID, fixup_broken_pcnet32); -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - unsigned long offset = 0; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - - if (!hose) - return; - - if (res->flags & IORESOURCE_IO) - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - - if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - - region->start = res->start - offset; - region->end = res->end - offset; -} - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - unsigned long offset = 0; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - - if (!hose) - return; - - if (res->flags & IORESOURCE_IO) - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - - if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - - res->start = region->start + offset; - res->end = region->end + offset; -} - -#ifdef CONFIG_HOTPLUG -EXPORT_SYMBOL(pcibios_resource_to_bus); -EXPORT_SYMBOL(pcibios_bus_to_resource); -#endif /* * We need to avoid collisions with `mirrored' VGA ports -- 2.20.1