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authorJesse Barnes <jbarnes@virtuousgeek.org>2012-02-24 14:25:33 -0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2012-02-24 14:25:33 -0800
commitecd58d667a6ac4350d2f67b9accaadf575bae4b0 (patch)
tree5209771a0a1f61820171e444d3e4a580ecf3955f /arch/powerpc/kernel/pci-common.c
parentb07f2ebc109b607789f648dedcff4b125f9afec6 (diff)
parentfb127cb9de791d62fb393d6e65fa9869bddd2460 (diff)
Merge branch 'pci-next+probe_only+bus2res-fb127cb' of git://github.com/bjorn-helgaas/linux into linux-next
Diffstat (limited to 'arch/powerpc/kernel/pci-common.c')
-rw-r--r--arch/powerpc/kernel/pci-common.c82
1 files changed, 5 insertions, 77 deletions
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index cce98d76e90..910b9dea703 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -50,9 +50,6 @@ static int global_phb_number; /* Global phb counter */
/* ISA Memory physical address */
resource_size_t isa_mem_base;
-/* Default PCI flags is 0 on ppc32, modified at boot on ppc64 */
-unsigned int pci_flags = 0;
-
static struct dma_map_ops *pci_dma_ops = &dma_direct_ops;
@@ -849,60 +846,6 @@ int pci_proc_domain(struct pci_bus *bus)
return 1;
}
-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);
-
-/* Fixup a bus resource into a linux resource */
-static void __devinit fixup_resource(struct resource *res, struct pci_dev *dev)
-{
- struct pci_controller *hose = pci_bus_to_host(dev->bus);
- resource_size_t offset = 0, mask = (resource_size_t)-1;
-
- 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 = (res->start + offset) & mask;
- res->end = (res->end + offset) & mask;
-}
-
-
/* This header fixup will do the resource fixup for all devices as they are
* probed, but not for bridge ranges
*/
@@ -942,18 +885,11 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev)
continue;
}
- pr_debug("PCI:%s Resource %d %016llx-%016llx [%x] fixup...\n",
+ pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]\n",
pci_name(dev), i,
(unsigned long long)res->start,\
(unsigned long long)res->end,
(unsigned int)res->flags);
-
- fixup_resource(res, dev);
-
- pr_debug("PCI:%s %016llx-%016llx\n",
- pci_name(dev),
- (unsigned long long)res->start,
- (unsigned long long)res->end);
}
/* Call machine specific resource fixup */
@@ -1055,27 +991,18 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
continue;
}
- pr_debug("PCI:%s Bus rsrc %d %016llx-%016llx [%x] fixup...\n",
+ pr_debug("PCI:%s Bus rsrc %d %016llx-%016llx [%x]\n",
pci_name(dev), i,
(unsigned long long)res->start,\
(unsigned long long)res->end,
(unsigned int)res->flags);
- /* Perform fixup */
- fixup_resource(res, dev);
-
/* Try to detect uninitialized P2P bridge resources,
* and clear them out so they get re-assigned later
*/
if (pcibios_uninitialized_bridge_resource(bus, res)) {
res->flags = 0;
pr_debug("PCI:%s (unassigned)\n", pci_name(dev));
- } else {
-
- pr_debug("PCI:%s %016llx-%016llx\n",
- pci_name(dev),
- (unsigned long long)res->start,
- (unsigned long long)res->end);
}
}
}
@@ -1589,7 +1516,8 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s
(unsigned long long)res->start,
(unsigned long long)res->end,
(unsigned long)res->flags);
- pci_add_resource(resources, res);
+ pci_add_resource_offset(resources, res,
+ (resource_size_t) hose->io_base_virt - _IO_BASE);
/* Hookup PHB Memory resources */
for (i = 0; i < 3; ++i) {
@@ -1612,7 +1540,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s
(unsigned long long)res->start,
(unsigned long long)res->end,
(unsigned long)res->flags);
- pci_add_resource(resources, res);
+ pci_add_resource_offset(resources, res, hose->pci_mem_offset);
}
pr_debug("PCI: PHB MEM offset = %016llx\n",