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-rw-r--r--arch/alpha/include/asm/pci.h7
-rw-r--r--arch/alpha/kernel/pci.c86
-rw-r--r--arch/alpha/kernel/pci_impl.h3
-rw-r--r--arch/alpha/kernel/sys_marvel.c3
-rw-r--r--arch/alpha/kernel/sys_titan.c3
-rw-r--r--arch/arm/common/it8152.c4
-rw-r--r--arch/arm/include/asm/pci.h8
-rw-r--r--arch/arm/kernel/bios32.c75
-rw-r--r--arch/arm/mach-cns3xxx/pcie.c4
-rw-r--r--arch/arm/mach-dove/pcie.c4
-rw-r--r--arch/arm/mach-footbridge/dc21285.c8
-rw-r--r--arch/arm/mach-integrator/pci_v3.c7
-rw-r--r--arch/arm/mach-iop13xx/pci.c4
-rw-r--r--arch/arm/mach-ixp2000/ixdp2400.c4
-rw-r--r--arch/arm/mach-ixp2000/ixdp2800.c4
-rw-r--r--arch/arm/mach-ixp2000/ixdp2x00.c4
-rw-r--r--arch/arm/mach-ixp2000/pci.c6
-rw-r--r--arch/arm/mach-ixp23xx/pci.c6
-rw-r--r--arch/arm/mach-ixp4xx/common-pci.c4
-rw-r--r--arch/arm/mach-kirkwood/pcie.c4
-rw-r--r--arch/arm/mach-ks8695/pci.c4
-rw-r--r--arch/arm/mach-mv78xx0/pcie.c4
-rw-r--r--arch/arm/mach-orion5x/pci.c14
-rw-r--r--arch/arm/mach-sa1100/pci-nanoengine.c8
-rw-r--r--arch/arm/mach-tegra/pcie.c6
-rw-r--r--arch/arm/mach-versatile/pci.c6
-rw-r--r--arch/arm/mm/iomap.c3
-rw-r--r--arch/arm/plat-iop/pci.c4
-rw-r--r--arch/ia64/include/asm/pci.h6
-rw-r--r--arch/ia64/pci/pci.c55
-rw-r--r--arch/ia64/sn/kernel/io_init.c16
-rw-r--r--arch/microblaze/include/asm/pci-bridge.h1
-rw-r--r--arch/microblaze/include/asm/pci.h8
-rw-r--r--arch/microblaze/pci/pci-common.c117
-rw-r--r--arch/mips/include/asm/pci.h9
-rw-r--r--arch/mips/pci/fixup-cobalt.c61
-rw-r--r--arch/mips/pci/pci-bcm1480.c2
-rw-r--r--arch/mips/pci/pci-ip27.c2
-rw-r--r--arch/mips/pci/pci-lantiq.c3
-rw-r--r--arch/mips/pci/pci-sb1250.c2
-rw-r--r--arch/mips/pci/pci-xlr.c2
-rw-r--r--arch/mips/pci/pci.c86
-rw-r--r--arch/mn10300/include/asm/pci.h16
-rw-r--r--arch/mn10300/unit-asb2305/pci.c62
-rw-r--r--arch/parisc/include/asm/pci.h38
-rw-r--r--arch/parisc/kernel/pci.c52
-rw-r--r--arch/powerpc/include/asm/pci.h9
-rw-r--r--arch/powerpc/include/asm/ppc-pci.h2
-rw-r--r--arch/powerpc/kernel/pci-common.c86
-rw-r--r--arch/powerpc/kernel/pci_32.c6
-rw-r--r--arch/powerpc/kernel/pci_64.c7
-rw-r--r--arch/powerpc/kernel/pci_of_scan.c12
-rw-r--r--arch/powerpc/kernel/rtas_pci.c10
-rw-r--r--arch/powerpc/platforms/maple/pci.c2
-rw-r--r--arch/powerpc/platforms/pasemi/pci.c3
-rw-r--r--arch/powerpc/platforms/powermac/pci.c3
-rw-r--r--arch/powerpc/platforms/powernv/pci-ioda.c5
-rw-r--r--arch/powerpc/platforms/powernv/pci.c5
-rw-r--r--arch/powerpc/platforms/pseries/pci_dlpar.c2
-rw-r--r--arch/powerpc/platforms/pseries/setup.c3
-rw-r--r--arch/powerpc/platforms/wsp/wsp_pci.c1
-rw-r--r--arch/sh/drivers/pci/pci.c75
-rw-r--r--arch/sh/include/asm/pci.h6
-rw-r--r--arch/sparc/include/asm/pci_32.h8
-rw-r--r--arch/sparc/include/asm/pci_64.h8
-rw-r--r--arch/sparc/kernel/leon_pci.c47
-rw-r--r--arch/sparc/kernel/pci.c106
-rw-r--r--arch/unicore32/include/asm/pci.h1
-rw-r--r--arch/unicore32/kernel/pci.c5
-rw-r--r--arch/x86/kernel/pci-dma.c5
-rw-r--r--arch/x86/pci/acpi.c7
-rw-r--r--arch/x86/pci/fixup.c12
-rw-r--r--arch/x86/pci/i386.c85
-rw-r--r--arch/x86/pci/mrst.c40
-rw-r--r--arch/xtensa/kernel/pci.c17
75 files changed, 355 insertions, 1058 deletions
diff --git a/arch/alpha/include/asm/pci.h b/arch/alpha/include/asm/pci.h
index 28d0497fd3c..d01afb78919 100644
--- a/arch/alpha/include/asm/pci.h
+++ b/arch/alpha/include/asm/pci.h
@@ -7,6 +7,7 @@
#include <linux/dma-mapping.h>
#include <asm/scatterlist.h>
#include <asm/machvec.h>
+#include <asm-generic/pci-bridge.h>
/*
* The following structure is used to manage multiple PCI busses.
@@ -99,12 +100,6 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
return channel ? 15 : 14;
}
-extern void pcibios_resource_to_bus(struct pci_dev *, struct pci_bus_region *,
- struct resource *);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
#define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index
static inline int pci_proc_domain(struct pci_bus *bus)
diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c
index 8c723c1b086..1a629636cc1 100644
--- a/arch/alpha/kernel/pci.c
+++ b/arch/alpha/kernel/pci.c
@@ -43,12 +43,10 @@ const char *const pci_mem_names[] = {
const char pci_hae0_name[] = "HAE0";
-/* Indicate whether we respect the PCI setup left by console. */
/*
- * Make this long-lived so that we know when shutting down
- * whether we probed only or not.
+ * If PCI_PROBE_ONLY in pci_flags is set, we don't change any PCI resource
+ * assignments.
*/
-int pci_probe_only;
/*
* The PCI controller list.
@@ -215,7 +213,7 @@ pdev_save_srm_config(struct pci_dev *dev)
struct pdev_srm_saved_conf *tmp;
static int printed = 0;
- if (!alpha_using_srm || pci_probe_only)
+ if (!alpha_using_srm || pci_has_flag(PCI_PROBE_ONLY))
return;
if (!printed) {
@@ -242,7 +240,7 @@ pci_restore_srm_config(void)
struct pdev_srm_saved_conf *tmp;
/* No need to restore if probed only. */
- if (pci_probe_only)
+ if (pci_has_flag(PCI_PROBE_ONLY))
return;
/* Restore SRM config. */
@@ -253,46 +251,17 @@ pci_restore_srm_config(void)
#endif
void __devinit
-pcibios_fixup_resource(struct resource *res, struct resource *root)
-{
- res->start += root->start;
- res->end += root->start;
-}
-
-void __devinit
-pcibios_fixup_device_resources(struct pci_dev *dev, struct pci_bus *bus)
-{
- /* Update device resources. */
- struct pci_controller *hose = (struct pci_controller *)bus->sysdata;
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- if (!dev->resource[i].start)
- continue;
- if (dev->resource[i].flags & IORESOURCE_IO)
- pcibios_fixup_resource(&dev->resource[i],
- hose->io_space);
- else if (dev->resource[i].flags & IORESOURCE_MEM)
- pcibios_fixup_resource(&dev->resource[i],
- hose->mem_space);
- }
-}
-
-void __devinit
pcibios_fixup_bus(struct pci_bus *bus)
{
struct pci_dev *dev = bus->self;
- if (pci_probe_only && dev &&
+ if (pci_has_flag(PCI_PROBE_ONLY) && dev &&
(dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) {
pci_read_bridge_bases(bus);
- pcibios_fixup_device_resources(dev, bus);
}
list_for_each_entry(dev, &bus->devices, bus_list) {
pdev_save_srm_config(dev);
- if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
- pcibios_fixup_device_resources(dev, bus);
}
}
@@ -302,42 +271,6 @@ pcibios_update_irq(struct pci_dev *dev, int irq)
pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
}
-void
-pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- struct pci_controller *hose = (struct pci_controller *)dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = hose->io_space->start;
- else if (res->flags & IORESOURCE_MEM)
- offset = hose->mem_space->start;
-
- 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)
-{
- struct pci_controller *hose = (struct pci_controller *)dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = hose->io_space->start;
- else if (res->flags & IORESOURCE_MEM)
- offset = hose->mem_space->start;
-
- 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
-
int
pcibios_enable_device(struct pci_dev *dev, int mask)
{
@@ -374,7 +307,8 @@ pcibios_claim_one_bus(struct pci_bus *b)
if (r->parent || !r->start || !r->flags)
continue;
- if (pci_probe_only || (r->flags & IORESOURCE_PCI_FIXED))
+ if (pci_has_flag(PCI_PROBE_ONLY) ||
+ (r->flags & IORESOURCE_PCI_FIXED))
pci_claim_resource(dev, i);
}
}
@@ -416,8 +350,10 @@ common_init_pci(void)
hose->mem_space->end = end;
INIT_LIST_HEAD(&resources);
- pci_add_resource(&resources, hose->io_space);
- pci_add_resource(&resources, hose->mem_space);
+ pci_add_resource_offset(&resources, hose->io_space,
+ hose->io_space->start);
+ pci_add_resource_offset(&resources, hose->mem_space,
+ hose->mem_space->start);
bus = pci_scan_root_bus(NULL, next_busno, alpha_mv.pci_ops,
hose, &resources);
diff --git a/arch/alpha/kernel/pci_impl.h b/arch/alpha/kernel/pci_impl.h
index 85457b2d451..2b0ac429f5e 100644
--- a/arch/alpha/kernel/pci_impl.h
+++ b/arch/alpha/kernel/pci_impl.h
@@ -173,9 +173,6 @@ extern void pci_restore_srm_config(void);
extern struct pci_controller *hose_head, **hose_tail;
extern struct pci_controller *pci_isa_hose;
-/* Indicate that we trust the console to configure things properly. */
-extern int pci_probe_only;
-
extern unsigned long alpha_agpgart_size;
extern void common_init_pci(void);
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index 95cfc83ece8..fc8b1250861 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -384,7 +384,8 @@ marvel_init_pci(void)
marvel_register_error_handlers();
- pci_probe_only = 1;
+ /* Indicate that we trust the console to configure things properly */
+ pci_set_flags(PCI_PROBE_ONLY);
common_init_pci();
locate_and_init_vga(NULL);
diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c
index f47b30a2a11..b8eafa05353 100644
--- a/arch/alpha/kernel/sys_titan.c
+++ b/arch/alpha/kernel/sys_titan.c
@@ -331,7 +331,8 @@ titan_init_pci(void)
*/
titan_late_init();
- pci_probe_only = 1;
+ /* Indicate that we trust the console to configure things properly */
+ pci_set_flags(PCI_PROBE_ONLY);
common_init_pci();
SMC669_Init(0);
locate_and_init_vga(NULL);
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index fb1f1cfce60..dcb13494ca0 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -299,8 +299,8 @@ int __init it8152_pci_setup(int nr, struct pci_sys_data *sys)
goto err1;
}
- pci_add_resource(&sys->resources, &it8152_io);
- pci_add_resource(&sys->resources, &it8152_mem);
+ pci_add_resource_offset(&sys->resources, &it8152_io, sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &it8152_mem, sys->mem_offset);
if (platform_notify || platform_notify_remove) {
printk(KERN_ERR "PCI: Can't use platform_notify\n");
diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h
index da337ba57ff..a98a2e112fa 100644
--- a/arch/arm/include/asm/pci.h
+++ b/arch/arm/include/asm/pci.h
@@ -57,14 +57,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
-extern void
-pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res);
-
-extern void
-pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
/*
* Dummy implementation; always return 0.
*/
diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c
index f58ba358990..632df9a66f8 100644
--- a/arch/arm/kernel/bios32.c
+++ b/arch/arm/kernel/bios32.c
@@ -16,7 +16,6 @@
#include <asm/mach/pci.h>
static int debug_pci;
-static int use_firmware;
/*
* We can't use pci_find_device() here since we are
@@ -295,28 +294,6 @@ static inline int pdev_bad_for_parity(struct pci_dev *dev)
}
/*
- * Adjust the device resources from bus-centric to Linux-centric.
- */
-static void __devinit
-pdev_fixup_device_resources(struct pci_sys_data *root, struct pci_dev *dev)
-{
- resource_size_t offset;
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- if (dev->resource[i].start == 0)
- continue;
- if (dev->resource[i].flags & IORESOURCE_MEM)
- offset = root->mem_offset;
- else
- offset = root->io_offset;
-
- dev->resource[i].start += offset;
- dev->resource[i].end += offset;
- }
-}
-
-/*
* pcibios_fixup_bus - Called after each bus is probed,
* but before its children are examined.
*/
@@ -333,8 +310,6 @@ void pcibios_fixup_bus(struct pci_bus *bus)
list_for_each_entry(dev, &bus->devices, bus_list) {
u16 status;
- pdev_fixup_device_resources(root, dev);
-
pci_read_config_word(dev, PCI_STATUS, &status);
/*
@@ -400,43 +375,6 @@ EXPORT_SYMBOL(pcibios_fixup_bus);
#endif
/*
- * Convert from Linux-centric to bus-centric addresses for bridge devices.
- */
-void
-pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- struct pci_sys_data *root = dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = root->io_offset;
- if (res->flags & IORESOURCE_MEM)
- offset = root->mem_offset;
-
- region->start = res->start - offset;
- region->end = res->end - offset;
-}
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-
-void __devinit
-pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
-{
- struct pci_sys_data *root = dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = root->io_offset;
- if (res->flags & IORESOURCE_MEM)
- offset = root->mem_offset;
-
- res->start = region->start + offset;
- res->end = region->end + offset;
-}
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-
-/*
* Swizzle the device pin each time we cross a bridge.
* This might update pin and returns the slot number.
*/
@@ -497,10 +435,10 @@ static void __init pcibios_init_hw(struct hw_pci *hw)
if (ret > 0) {
if (list_empty(&sys->resources)) {
- pci_add_resource(&sys->resources,
- &ioport_resource);
- pci_add_resource(&sys->resources,
- &iomem_resource);
+ pci_add_resource_offset(&sys->resources,
+ &ioport_resource, sys->io_offset);
+ pci_add_resource_offset(&sys->resources,
+ &iomem_resource, sys->mem_offset);
}
sys->bus = hw->scan(nr, sys);
@@ -525,6 +463,7 @@ void __init pci_common_init(struct hw_pci *hw)
INIT_LIST_HEAD(&hw->buses);
+ pci_add_flags(PCI_REASSIGN_ALL_RSRC);
if (hw->preinit)
hw->preinit();
pcibios_init_hw(hw);
@@ -536,7 +475,7 @@ void __init pci_common_init(struct hw_pci *hw)
list_for_each_entry(sys, &hw->buses, node) {
struct pci_bus *bus = sys->bus;
- if (!use_firmware) {
+ if (!pci_has_flag(PCI_PROBE_ONLY)) {
/*
* Size the bridge windows.
*/
@@ -573,7 +512,7 @@ char * __init pcibios_setup(char *str)
debug_pci = 1;
return NULL;
} else if (!strcmp(str, "firmware")) {
- use_firmware = 1;
+ pci_add_flags(PCI_PROBE_ONLY);
return NULL;
}
return str;
diff --git a/arch/arm/mach-cns3xxx/pcie.c b/arch/arm/mach-cns3xxx/pcie.c
index e159d69967c..79d001f831e 100644
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -155,8 +155,8 @@ static int cns3xxx_pci_setup(int nr, struct pci_sys_data *sys)
BUG_ON(request_resource(&iomem_resource, res_io) ||
request_resource(&iomem_resource, res_mem));
- pci_add_resource(&sys->resources, res_io);
- pci_add_resource(&sys->resources, res_mem);
+ pci_add_resource_offset(&sys->resources, res_io, sys->io_offset);
+ pci_add_resource_offset(&sys->resources, res_mem, sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-dove/pcie.c b/arch/arm/mach-dove/pcie.c
index 52e96d397ba..48a032005ea 100644
--- a/arch/arm/mach-dove/pcie.c
+++ b/arch/arm/mach-dove/pcie.c
@@ -69,7 +69,7 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[0].flags = IORESOURCE_IO;
if (request_resource(&ioport_resource, &pp->res[0]))
panic("Request PCIe IO resource failed\n");
- pci_add_resource(&sys->resources, &pp->res[0]);
+ pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset);
/*
* IORESOURCE_MEM
@@ -88,7 +88,7 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[1].flags = IORESOURCE_MEM;
if (request_resource(&iomem_resource, &pp->res[1]))
panic("Request PCIe Memory resource failed\n");
- pci_add_resource(&sys->resources, &pp->res[1]);
+ pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c
index f685650c25d..3194d3f7350 100644
--- a/arch/arm/mach-footbridge/dc21285.c
+++ b/arch/arm/mach-footbridge/dc21285.c
@@ -275,11 +275,13 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys)
allocate_resource(&iomem_resource, &res[0], 0x40000000,
0x80000000, 0xffffffff, 0x40000000, NULL, NULL);
- pci_add_resource(&sys->resources, &ioport_resource);
- pci_add_resource(&sys->resources, &res[0]);
- pci_add_resource(&sys->resources, &res[1]);
sys->mem_offset = DC21285_PCI_MEM;
+ pci_add_resource_offset(&sys->resources,
+ &ioport_resource, sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &res[0], sys->mem_offset);
+ pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
+
return 1;
}
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index 3c82566acec..015be770c1d 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -378,9 +378,10 @@ static int __init pci_v3_setup_resources(struct pci_sys_data *sys)
* the mem resource for this bus
* the prefetch mem resource for this bus
*/
- pci_add_resource(&sys->resources, &ioport_resource);
- pci_add_resource(&sys->resources, &non_mem);
- pci_add_resource(&sys->resources, &pre_mem);
+ pci_add_resource_offset(&sys->resources,
+ &ioport_resource, sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &non_mem, sys->mem_offset);
+ pci_add_resource_offset(&sys->resources, &pre_mem, sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-iop13xx/pci.c b/arch/arm/mach-iop13xx/pci.c
index b8f5a873651..861cb12ef43 100644
--- a/arch/arm/mach-iop13xx/pci.c
+++ b/arch/arm/mach-iop13xx/pci.c
@@ -1084,8 +1084,8 @@ int iop13xx_pci_setup(int nr, struct pci_sys_data *sys)
request_resource(&ioport_resource, &res[0]);
request_resource(&iomem_resource, &res[1]);
- pci_add_resource(&sys->resources, &res[0]);
- pci_add_resource(&sys->resources, &res[1]);
+ pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-ixp2000/ixdp2400.c b/arch/arm/mach-ixp2000/ixdp2400.c
index f53e911ec94..d519944653a 100644
--- a/arch/arm/mach-ixp2000/ixdp2400.c
+++ b/arch/arm/mach-ixp2000/ixdp2400.c
@@ -134,11 +134,11 @@ static void ixdp2400_pci_postinit(void)
if (ixdp2x00_master_npu()) {
dev = pci_get_bus_and_slot(1, IXDP2400_SLAVE_ENET_DEVFN);
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
pci_dev_put(dev);
} else {
dev = pci_get_bus_and_slot(1, IXDP2400_MASTER_ENET_DEVFN);
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
pci_dev_put(dev);
ixdp2x00_slave_pci_postinit();
diff --git a/arch/arm/mach-ixp2000/ixdp2800.c b/arch/arm/mach-ixp2000/ixdp2800.c
index a2e7c393e74..b415febd202 100644
--- a/arch/arm/mach-ixp2000/ixdp2800.c
+++ b/arch/arm/mach-ixp2000/ixdp2800.c
@@ -262,14 +262,14 @@ int __init ixdp2800_pci_init(void)
pci_common_init(&ixdp2800_pci);
if (ixdp2x00_master_npu()) {
dev = pci_get_bus_and_slot(1, IXDP2800_SLAVE_ENET_DEVFN);
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
pci_dev_put(dev);
ixdp2800_master_enable_slave();
ixdp2800_master_wait_for_slave_bus_scan();
} else {
dev = pci_get_bus_and_slot(1, IXDP2800_MASTER_ENET_DEVFN);
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
pci_dev_put(dev);
}
}
diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c
index 634b6c852f6..dd983829906 100644
--- a/arch/arm/mach-ixp2000/ixdp2x00.c
+++ b/arch/arm/mach-ixp2000/ixdp2x00.c
@@ -239,12 +239,12 @@ void ixdp2x00_slave_pci_postinit(void)
* Remove PMC device is there is one
*/
if((dev = pci_get_bus_and_slot(1, IXDP2X00_PMC_DEVFN))) {
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
pci_dev_put(dev);
}
dev = pci_get_bus_and_slot(0, IXDP2X00_21555_DEVFN);
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
pci_dev_put(dev);
}
diff --git a/arch/arm/mach-ixp2000/pci.c b/arch/arm/mach-ixp2000/pci.c
index 626fda435aa..49c36f3cd60 100644
--- a/arch/arm/mach-ixp2000/pci.c
+++ b/arch/arm/mach-ixp2000/pci.c
@@ -243,8 +243,10 @@ int ixp2000_pci_setup(int nr, struct pci_sys_data *sys)
if (nr >= 1)
return 0;
- pci_add_resource(&sys->resources, &ixp2000_pci_io_space);
- pci_add_resource(&sys->resources, &ixp2000_pci_mem_space);
+ pci_add_resource_offset(&sys->resources,
+ &ixp2000_pci_io_space, sys->io_offset);
+ pci_add_resource_offset(&sys->resources,
+ &ixp2000_pci_mem_space, sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-ixp23xx/pci.c b/arch/arm/mach-ixp23xx/pci.c
index 25b5c462cea..3cbbd3208fa 100644
--- a/arch/arm/mach-ixp23xx/pci.c
+++ b/arch/arm/mach-ixp23xx/pci.c
@@ -281,8 +281,10 @@ int ixp23xx_pci_setup(int nr, struct pci_sys_data *sys)
if (nr >= 1)
return 0;
- pci_add_resource(&sys->resources, &ixp23xx_pci_io_space);
- pci_add_resource(&sys->resources, &ixp23xx_pci_mem_space);
+ pci_add_resource_offset(&sys->resources,
+ &ixp23xx_pci_io_space, sys->io_offset);
+ pci_add_resource_offset(&sys->resources,
+ &ixp23xx_pci_mem_space, sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 5eff15f24bc..8508882b13f 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -472,8 +472,8 @@ int ixp4xx_setup(int nr, struct pci_sys_data *sys)
request_resource(&ioport_resource, &res[0]);
request_resource(&iomem_resource, &res[1]);
- pci_add_resource(&sys->resources, &res[0]);
- pci_add_resource(&sys->resources, &res[1]);
+ pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
platform_notify = ixp4xx_pci_platform_notify;
platform_notify_remove = ixp4xx_pci_platform_notify_remove;
diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c
index a066a6d8d9d..f56a0118c1b 100644
--- a/arch/arm/mach-kirkwood/pcie.c
+++ b/arch/arm/mach-kirkwood/pcie.c
@@ -198,9 +198,9 @@ static int __init kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
if (request_resource(&iomem_resource, &pp->res[1]))
panic("Request PCIe%d Memory resource failed\n", index);
- pci_add_resource(&sys->resources, &pp->res[0]);
- pci_add_resource(&sys->resources, &pp->res[1]);
sys->io_offset = 0;
+ pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset);
/*
* Generic PCIe unit setup.
diff --git a/arch/arm/mach-ks8695/pci.c b/arch/arm/mach-ks8695/pci.c
index b26f992071d..acc70143581 100644
--- a/arch/arm/mach-ks8695/pci.c
+++ b/arch/arm/mach-ks8695/pci.c
@@ -169,8 +169,8 @@ static int __init ks8695_pci_setup(int nr, struct pci_sys_data *sys)
request_resource(&iomem_resource, &pci_mem);
request_resource(&ioport_resource, &pci_io);
- pci_add_resource(&sys->resources, &pci_io);
- pci_add_resource(&sys->resources, &pci_mem);
+ pci_add_resource_offset(&sys->resources, &pci_io, sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &pci_mem, sys->mem_offset);
/* Assign and enable processor bridge */
ks8695_local_writeconfig(PCI_BASE_ADDRESS_0, KS8695_PCIMEM_PA);
diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
index 8459f6d7d8c..df3e38055a2 100644
--- a/arch/arm/mach-mv78xx0/pcie.c
+++ b/arch/arm/mach-mv78xx0/pcie.c
@@ -155,8 +155,8 @@ static int __init mv78xx0_pcie_setup(int nr, struct pci_sys_data *sys)
orion_pcie_set_local_bus_nr(pp->base, sys->busnr);
orion_pcie_setup(pp->base);
- pci_add_resource(&sys->resources, &pp->res[0]);
- pci_add_resource(&sys->resources, &pp->res[1]);
+ pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c
index 09a045f0c40..d6a91948e4d 100644
--- a/arch/arm/mach-orion5x/pci.c
+++ b/arch/arm/mach-orion5x/pci.c
@@ -171,13 +171,14 @@ static int __init pcie_setup(struct pci_sys_data *sys)
/*
* IORESOURCE_IO
*/
+ sys->io_offset = 0;
res[0].name = "PCIe I/O Space";
res[0].flags = IORESOURCE_IO;
res[0].start = ORION5X_PCIE_IO_BUS_BASE;
res[0].end = res[0].start + ORION5X_PCIE_IO_SIZE - 1;
if (request_resource(&ioport_resource, &res[0]))
panic("Request PCIe IO resource failed\n");
- pci_add_resource(&sys->resources, &res[0]);
+ pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset);
/*
* IORESOURCE_MEM
@@ -188,9 +189,7 @@ static int __init pcie_setup(struct pci_sys_data *sys)
res[1].end = res[1].start + ORION5X_PCIE_MEM_SIZE - 1;
if (request_resource(&iomem_resource, &res[1]))
panic("Request PCIe Memory resource failed\n");
- pci_add_resource(&sys->resources, &res[1]);
-
- sys->io_offset = 0;
+ pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
return 1;
}
@@ -499,13 +498,14 @@ static int __init pci_setup(struct pci_sys_data *sys)
/*
* IORESOURCE_IO
*/
+ sys->io_offset = 0;
res[0].name = "PCI I/O Space";
res[0].flags = IORESOURCE_IO;
res[0].start = ORION5X_PCI_IO_BUS_BASE;
res[0].end = res[0].start + ORION5X_PCI_IO_SIZE - 1;
if (request_resource(&ioport_resource, &res[0]))
panic("Request PCI IO resource failed\n");
- pci_add_resource(&sys->resources, &res[0]);
+ pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset);
/*
* IORESOURCE_MEM
@@ -516,9 +516,7 @@ static int __init pci_setup(struct pci_sys_data *sys)
res[1].end = res[1].start + ORION5X_PCI_MEM_SIZE - 1;
if (request_resource(&iomem_resource, &res[1]))
panic("Request PCI Memory resource failed\n");
- pci_add_resource(&sys->resources, &res[1]);
-
- sys->io_offset = 0;
+ pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-sa1100/pci-nanoengine.c b/arch/arm/mach-sa1100/pci-nanoengine.c
index 0d01ca78892..b466bca9c65 100644
--- a/arch/arm/mach-sa1100/pci-nanoengine.c
+++ b/arch/arm/mach-sa1100/pci-nanoengine.c
@@ -244,9 +244,11 @@ static int __init pci_nanoengine_setup_resources(struct pci_sys_data *sys)
printk(KERN_ERR "PCI: unable to allocate prefetchable\n");
return -EBUSY;
}
- pci_add_resource(&sys->resources, &pci_io_ports);
- pci_add_resource(&sys->resources, &pci_non_prefetchable_memory);
- pci_add_resource(&sys->resources, &pci_prefetchable_memory);
+ pci_add_resource_offset(&sys->resources, &pci_io_ports, sys->io_offset);
+ pci_add_resource_offset(&sys->resources,
+ &pci_non_prefetchable_memory, sys->mem_offset);
+ pci_add_resource_offset(&sys->resources,
+ &pci_prefetchable_memory, sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-tegra/pcie.c b/arch/arm/mach-tegra/pcie.c
index af8b6343572..14b29ab5d8f 100644
--- a/arch/arm/mach-tegra/pcie.c
+++ b/arch/arm/mach-tegra/pcie.c
@@ -408,7 +408,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[0].flags = IORESOURCE_IO;
if (request_resource(&ioport_resource, &pp->res[0]))
panic("Request PCIe IO resource failed\n");
- pci_add_resource(&sys->resources, &pp->res[0]);
+ pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset);
/*
* IORESOURCE_MEM
@@ -427,7 +427,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[1].flags = IORESOURCE_MEM;
if (request_resource(&iomem_resource, &pp->res[1]))
panic("Request PCIe Memory resource failed\n");
- pci_add_resource(&sys->resources, &pp->res[1]);
+ pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset);
/*
* IORESOURCE_MEM | IORESOURCE_PREFETCH
@@ -446,7 +446,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[2].flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
if (request_resource(&iomem_resource, &pp->res[2]))
panic("Request PCIe Prefetch Memory resource failed\n");
- pci_add_resource(&sys->resources, &pp->res[2]);
+ pci_add_resource_offset(&sys->resources, &pp->res[2], sys->mem_offset);
return 1;
}
diff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c
index 90069bce23b..51733b022d0 100644
--- a/arch/arm/mach-versatile/pci.c
+++ b/arch/arm/mach-versatile/pci.c
@@ -219,9 +219,9 @@ static int __init pci_versatile_setup_resources(struct list_head *resources)
* the mem resource for this bus
* the prefetch mem resource for this bus
*/
- pci_add_resource(resources, &io_mem);
- pci_add_resource(resources, &non_mem);
- pci_add_resource(resources, &pre_mem);
+ pci_add_resource_offset(resources, &io_mem, sys->io_offset);
+ pci_add_resource_offset(resources, &non_mem, sys->mem_offset);
+ pci_add_resource_offset(resources, &pre_mem, sys->mem_offset);
goto out;
diff --git a/arch/arm/mm/iomap.c b/arch/arm/mm/iomap.c
index e62956e1203..4614208369f 100644
--- a/arch/arm/mm/iomap.c
+++ b/arch/arm/mm/iomap.c
@@ -32,9 +32,6 @@ EXPORT_SYMBOL(pcibios_min_io);
unsigned long pcibios_min_mem = 0x01000000;
EXPORT_SYMBOL(pcibios_min_mem);
-unsigned int pci_flags = PCI_REASSIGN_ALL_RSRC;
-EXPORT_SYMBOL(pci_flags);
-
void pci_iounmap(struct pci_dev *dev, void __iomem *addr)
{
if ((unsigned long)addr >= VMALLOC_START &&
diff --git a/arch/arm/plat-iop/pci.c b/arch/arm/plat-iop/pci.c
index f4d40a27111..72768356447 100644
--- a/arch/arm/plat-iop/pci.c
+++ b/arch/arm/plat-iop/pci.c
@@ -215,8 +215,8 @@ int iop3xx_pci_setup(int nr, struct pci_sys_data *sys)
sys->mem_offset = IOP3XX_PCI_LOWER_MEM_PA - *IOP3XX_OMWTVR0;
sys->io_offset = IOP3XX_PCI_LOWER_IO_PA - *IOP3XX_OIOWTVR;
- pci_add_resource(&sys->resources, &res[0]);
- pci_add_resource(&sys->resources, &res[1]);
+ pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset);
+ pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
return 1;
}
diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h
index 279b38ae74a..b22e5f5fa59 100644
--- a/arch/ia64/include/asm/pci.h
+++ b/arch/ia64/include/asm/pci.h
@@ -108,12 +108,6 @@ static inline int pci_proc_domain(struct pci_bus *bus)
return (pci_domain_nr(bus) != 0);
}
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region, struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev,
- struct resource *res, struct pci_bus_region *region);
-
static inline struct resource *
pcibios_select_root(struct pci_dev *pdev, struct resource *res)
{
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index f82f5d4b65f..d1ce3200147 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -320,7 +320,8 @@ static __devinit acpi_status add_window(struct acpi_resource *res, void *data)
* Ignore these tiny memory ranges */
if (!((window->resource.flags & IORESOURCE_MEM) &&
(window->resource.end - window->resource.start < 16)))
- pci_add_resource(&info->resources, &window->resource);
+ pci_add_resource_offset(&info->resources, &window->resource,
+ window->offset);
return AE_OK;
}
@@ -395,54 +396,6 @@ out1:
return NULL;
}
-void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region, struct resource *res)
-{
- struct pci_controller *controller = PCI_CONTROLLER(dev);
- unsigned long offset = 0;
- int i;
-
- for (i = 0; i < controller->windows; i++) {
- struct pci_window *window = &controller->window[i];
- if (!(window->resource.flags & res->flags))
- continue;
- if (window->resource.start > res->start)
- continue;
- if (window->resource.end < res->end)
- continue;
- offset = window->offset;
- break;
- }
-
- region->start = res->start - offset;
- region->end = res->end - offset;
-}
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-
-void pcibios_bus_to_resource(struct pci_dev *dev,
- struct resource *res, struct pci_bus_region *region)
-{
- struct pci_controller *controller = PCI_CONTROLLER(dev);
- unsigned long offset = 0;
- int i;
-
- for (i = 0; i < controller->windows; i++) {
- struct pci_window *window = &controller->window[i];
- if (!(window->resource.flags & res->flags))
- continue;
- if (window->resource.start - window->offset > region->start)
- continue;
- if (window->resource.end - window->offset < region->end)
- continue;
- offset = window->offset;
- break;
- }
-
- res->start = region->start + offset;
- res->end = region->end + offset;
-}
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-
static int __devinit is_valid_resource(struct pci_dev *dev, int idx)
{
unsigned int i, type_mask = IORESOURCE_IO | IORESOURCE_MEM;
@@ -464,15 +417,11 @@ static int __devinit is_valid_resource(struct pci_dev *dev, int idx)
static void __devinit
pcibios_fixup_resources(struct pci_dev *dev, int start, int limit)
{
- struct pci_bus_region region;
int i;
for (i = start; i < limit; i++) {
if (!dev->resource[i].flags)
continue;
- region.start = dev->resource[i].start;
- region.end = dev->resource[i].end;
- pcibios_bus_to_resource(dev, &dev->resource[i], &region);
if ((is_valid_resource(dev, i)))
pci_claim_resource(dev, i);
}
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index 0a36f082eaf..238e2c511d9 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -297,7 +297,8 @@ sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
s64 status = 0;
struct pci_controller *controller;
struct pcibus_bussoft *prom_bussoft_ptr;
-
+ LIST_HEAD(resources);
+ int i;
status = sal_get_pcibus_info((u64) segment, (u64) busnum,
(u64) ia64_tpa(&prom_bussoft_ptr));
@@ -315,7 +316,15 @@ sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
*/
controller->platform_data = prom_bussoft_ptr;
- bus = pci_scan_bus(busnum, &pci_root_ops, controller);
+ sn_legacy_pci_window_fixup(controller,
+ prom_bussoft_ptr->bs_legacy_io,
+ prom_bussoft_ptr->bs_legacy_mem);
+ for (i = 0; i < controller->windows; i++)
+ pci_add_resource_offset(&resources,
+ &controller->window[i].resource,
+ controller->window[i].offset);
+ bus = pci_scan_root_bus(NULL, busnum, &pci_root_ops, controller,
+ &resources);
if (bus == NULL)
goto error_return; /* error, or bus already scanned */
@@ -348,9 +357,6 @@ sn_bus_fixup(struct pci_bus *bus)
return;
}
sn_common_bus_fixup(bus, prom_bussoft_ptr);
- sn_legacy_pci_window_fixup(PCI_CONTROLLER(bus),
- prom_bussoft_ptr->bs_legacy_io,
- prom_bussoft_ptr->bs_legacy_mem);
}
list_for_each_entry(pci_dev, &bus->devices, bus_list) {
sn_io_slot_fixup(pci_dev);
diff --git a/arch/microblaze/include/asm/pci-bridge.h b/arch/microblaze/include/asm/pci-bridge.h
index e9834b2991d..cb5d3979480 100644
--- a/arch/microblaze/include/asm/pci-bridge.h
+++ b/arch/microblaze/include/asm/pci-bridge.h
@@ -10,7 +10,6 @@
#include <linux/pci.h>
#include <linux/list.h>
#include <linux/ioport.h>
-#include <asm-generic/pci-bridge.h>
struct device_node;
diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h
index 033137628e8..a0da88bf70c 100644
--- a/arch/microblaze/include/asm/pci.h
+++ b/arch/microblaze/include/asm/pci.h
@@ -94,14 +94,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
*/
#define PCI_DMA_BUS_IS_PHYS (1)
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region,
- struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev,
- struct resource *res,
- struct pci_bus_region *region);
-
static inline struct resource *pcibios_select_root(struct pci_dev *pdev,
struct resource *res)
{
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index 85f2ac1230a..d10403dadd2 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -46,9 +46,6 @@ 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;
-
static struct dma_map_ops *pci_dma_ops = &dma_direct_ops;
unsigned long isa_io_base;
@@ -833,64 +830,7 @@ int pci_proc_domain(struct pci_bus *bus)
{
struct pci_controller *hose = pci_bus_to_host(bus);
- if (!(pci_flags & PCI_ENABLE_PROC_DOMAINS))
- return 0;
- if (pci_flags & PCI_COMPAT_DOMAIN_0)
- return hose->global_number != 0;
- 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;
+ return 0;
}
/* This header fixup will do the resource fixup for all devices as they are
@@ -910,13 +850,7 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev)
struct resource *res = dev->resource + i;
if (!res->flags)
continue;
- /* On platforms that have PCI_PROBE_ONLY set, we don't
- * consider 0 as an unassigned BAR value. It's technically
- * a valid value, but linux doesn't like it... so when we can
- * re-assign things, we do so, but if we can't, we keep it
- * around and hope for the best...
- */
- if (res->start == 0 && !(pci_flags & PCI_PROBE_ONLY)) {
+ if (res->start == 0) {
pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]" \
"is unassigned\n",
pci_name(dev), i,
@@ -929,18 +863,11 @@ 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);
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_resources);
@@ -959,10 +886,6 @@ static int __devinit pcibios_uninitialized_bridge_resource(struct pci_bus *bus,
u16 command;
int i;
- /* We don't do anything if PCI_PROBE_ONLY is set */
- if (pci_flags & PCI_PROBE_ONLY)
- return 0;
-
/* Job is a bit different between memory and IO */
if (res->flags & IORESOURCE_MEM) {
/* If the BAR is non-0 (res != pci_mem_offset) then it's
@@ -1037,9 +960,6 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
(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
*/
@@ -1107,9 +1027,6 @@ EXPORT_SYMBOL(pcibios_fixup_bus);
static int skip_isa_ioresource_align(struct pci_dev *dev)
{
- if ((pci_flags & PCI_CAN_SKIP_ISA_ALIGN) &&
- !(dev->bus->bridge_ctl & PCI_BRIDGE_CTL_ISA))
- return 1;
return 0;
}
@@ -1236,8 +1153,6 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus)
* and as such ensure proper re-allocation
* later.
*/
- if (pci_flags & PCI_REASSIGN_ALL_RSRC)
- goto clear_resource;
pr = pci_find_parent_resource(bus->self, res);
if (pr == res) {
/* this happens when the generic PCI
@@ -1422,27 +1337,19 @@ void __init pcibios_resource_survey(void)
list_for_each_entry(b, &pci_root_buses, node)
pcibios_allocate_bus_resources(b);
- if (!(pci_flags & PCI_REASSIGN_ALL_RSRC)) {
- pcibios_allocate_resources(0);
- pcibios_allocate_resources(1);
- }
+ pcibios_allocate_resources(0);
+ pcibios_allocate_resources(1);
/* Before we start assigning unassigned resource, we try to reserve
* the low IO area and the VGA memory area if they intersect the
* bus available resources to avoid allocating things on top of them
*/
- if (!(pci_flags & PCI_PROBE_ONLY)) {
- list_for_each_entry(b, &pci_root_buses, node)
- pcibios_reserve_legacy_regions(b);
- }
+ list_for_each_entry(b, &pci_root_buses, node)
+ pcibios_reserve_legacy_regions(b);
- /* Now, if the platform didn't decide to blindly trust the firmware,
- * we proceed to assigning things that were left unassigned
- */
- if (!(pci_flags & PCI_PROBE_ONLY)) {
- pr_debug("PCI: Assigning unassigned resources...\n");
- pci_assign_unassigned_resources();
- }
+ /* Now proceed to assigning things that were left unassigned */
+ pr_debug("PCI: Assigning unassigned resources...\n");
+ pci_assign_unassigned_resources();
}
#ifdef CONFIG_HOTPLUG
@@ -1535,7 +1442,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s
res->end = res->start + IO_SPACE_LIMIT;
res->flags = IORESOURCE_IO;
}
- pci_add_resource(resources, res);
+ pci_add_resource_offset(resources, res, hose->io_base_virt - _IO_BASE);
pr_debug("PCI: PHB IO resource = %016llx-%016llx [%lx]\n",
(unsigned long long)res->start,
@@ -1558,7 +1465,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s
res->flags = IORESOURCE_MEM;
}
- pci_add_resource(resources, res);
+ pci_add_resource_offset(resources, res, hose->pci_mem_offset);
pr_debug("PCI: PHB MEM resource %d = %016llx-%016llx [%lx]\n",
i, (unsigned long long)res->start,
diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h
index 576397c6992..fcd4060f642 100644
--- a/arch/mips/include/asm/pci.h
+++ b/arch/mips/include/asm/pci.h
@@ -92,6 +92,7 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
#include <asm/scatterlist.h>
#include <linux/string.h>
#include <asm/io.h>
+#include <asm-generic/pci-bridge.h>
struct pci_dev;
@@ -112,12 +113,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
}
#endif
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region, struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
#define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index
static inline int pci_proc_domain(struct pci_bus *bus)
@@ -145,8 +140,6 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
#define arch_setup_msi_irqs arch_setup_msi_irqs
#endif
-extern int pci_probe_only;
-
extern char * (*pcibios_plat_setup)(char *str);
#endif /* _ASM_PCI_H */
diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c
index acacd1407c6..9553b14002d 100644
--- a/arch/mips/pci/fixup-cobalt.c
+++ b/arch/mips/pci/fixup-cobalt.c
@@ -51,67 +51,6 @@ static void qube_raq_galileo_early_fixup(struct pci_dev *dev)
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_MARVELL, PCI_DEVICE_ID_MARVELL_GT64111,
qube_raq_galileo_early_fixup);
-static void __devinit cobalt_legacy_ide_resource_fixup(struct pci_dev *dev,
- struct resource *res)
-{
- struct pci_controller *hose = (struct pci_controller *)dev->sysdata;
- unsigned long offset = hose->io_offset;
- struct resource orig = *res;
-
- if (!(res->flags & IORESOURCE_IO) ||
- !(res->flags & IORESOURCE_PCI_FIXED))
- return;
-
- res->start -= offset;
- res->end -= offset;
- dev_printk(KERN_DEBUG, &dev->dev, "converted legacy %pR to bus %pR\n",
- &orig, res);
-}
-
-static void __devinit cobalt_legacy_ide_fixup(struct pci_dev *dev)
-{
- u32 class;
- u8 progif;
-
- /*
- * If the IDE controller is in legacy mode, pci_setup_device() fills in
- * the resources with the legacy addresses that normally appear on the
- * PCI bus, just as if we had read them from a BAR.
- *
- * However, with the GT-64111, those legacy addresses, e.g., 0x1f0,
- * will never appear on the PCI bus because it converts memory accesses
- * in the PCI I/O region (which is never at address zero) into I/O port
- * accesses with no address translation.
- *
- * For example, if GT_DEF_PCI0_IO_BASE is 0x10000000, a load or store
- * to physical address 0x100001f0 will become a PCI access to I/O port
- * 0x100001f0. There's no way to generate an access to I/O port 0x1f0,
- * but the VT82C586 IDE controller does respond at 0x100001f0 because
- * it only decodes the low 24 bits of the address.
- *
- * When this quirk runs, the pci_dev resources should contain bus
- * addresses, not Linux I/O port numbers, so convert legacy addresses
- * like 0x1f0 to bus addresses like 0x100001f0. Later, we'll convert
- * them back with pcibios_fixup_bus() or pcibios_bus_to_resource().
- */
- class = dev->class >> 8;
- if (class != PCI_CLASS_STORAGE_IDE)
- return;
-
- pci_read_config_byte(dev, PCI_CLASS_PROG, &progif);
- if ((progif & 1) == 0) {
- cobalt_legacy_ide_resource_fixup(dev, &dev->resource[0]);
- cobalt_legacy_ide_resource_fixup(dev, &dev->resource[1]);
- }
- if ((progif & 4) == 0) {
- cobalt_legacy_ide_resource_fixup(dev, &dev->resource[2]);
- cobalt_legacy_ide_resource_fixup(dev, &dev->resource[3]);
- }
-}
-
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1,
- cobalt_legacy_ide_fixup);
-
static void qube_raq_via_bmIDE_fixup(struct pci_dev *dev)
{
unsigned short cfgword;
diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c
index af8c3199696..37b52dc3d27 100644
--- a/arch/mips/pci/pci-bcm1480.c
+++ b/arch/mips/pci/pci-bcm1480.c
@@ -204,7 +204,7 @@ static int __init bcm1480_pcibios_init(void)
uint64_t reg;
/* CFE will assign PCI resources */
- pci_probe_only = 1;
+ pci_set_flags(PCI_PROBE_ONLY);
/* Avoid ISA compat ranges. */
PCIBIOS_MIN_IO = 0x00008000UL;
diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
index 193e9494f98..0fbe4c0c170 100644
--- a/arch/mips/pci/pci-ip27.c
+++ b/arch/mips/pci/pci-ip27.c
@@ -50,7 +50,7 @@ int __cpuinit bridge_probe(nasid_t nasid, int widget_id, int masterwid)
bridge_t *bridge;
int slot;
- pci_probe_only = 1;
+ pci_set_flags(PCI_PROBE_ONLY);
printk("a bridge\n");
diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c
index be1e1afe12c..030c77e7926 100644
--- a/arch/mips/pci/pci-lantiq.c
+++ b/arch/mips/pci/pci-lantiq.c
@@ -270,7 +270,8 @@ static int __devinit ltq_pci_probe(struct platform_device *pdev)
{
struct ltq_pci_data *ltq_pci_data =
(struct ltq_pci_data *) pdev->dev.platform_data;
- pci_probe_only = 0;
+
+ pci_clear_flags(PCI_PROBE_ONLY);
ltq_pci_irq_map = ltq_pci_data->irq;
ltq_pci_membase = ioremap_nocache(PCI_CR_BASE_ADDR, PCI_CR_SIZE);
ltq_pci_mapped_cfg =
diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c
index 1711e8e101b..dd97f3a83ba 100644
--- a/arch/mips/pci/pci-sb1250.c
+++ b/arch/mips/pci/pci-sb1250.c
@@ -213,7 +213,7 @@ static int __init sb1250_pcibios_init(void)
uint64_t reg;
/* CFE will assign PCI resources */
- pci_probe_only = 1;
+ pci_set_flags(PCI_PROBE_ONLY);
/* Avoid ISA compat ranges. */
PCIBIOS_MIN_IO = 0x00008000UL;
diff --git a/arch/mips/pci/pci-xlr.c b/arch/mips/pci/pci-xlr.c
index 3d701a962ef..1644805a673 100644
--- a/arch/mips/pci/pci-xlr.c
+++ b/arch/mips/pci/pci-xlr.c
@@ -292,7 +292,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
static int __init pcibios_init(void)
{
/* PSB assigns PCI resources */
- pci_probe_only = 1;
+ pci_set_flags(PCI_PROBE_ONLY);
pci_config_base = ioremap(DEFAULT_PCI_CONFIG_BASE, 16 << 20);
/* Extend IO port for memory mapped io */
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 15521505ebe..0514866fa92 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -20,16 +20,9 @@
#include <asm/cpu-info.h>
/*
- * Indicate whether we respect the PCI setup left by the firmware.
- *
- * Make this long-lived so that we know when shutting down
- * whether we probed only or not.
+ * If PCI_PROBE_ONLY in pci_flags is set, we don't change any PCI resource
+ * assignments.
*/
-int pci_probe_only;
-
-#define PCI_ASSIGN_ALL_BUSSES 1
-
-unsigned int pci_probe = PCI_ASSIGN_ALL_BUSSES;
/*
* The PCI controller list.
@@ -92,11 +85,12 @@ static void __devinit pcibios_scanbus(struct pci_controller *hose)
if (!hose->iommu)
PCI_DMA_BUS_IS_PHYS = 1;
- if (hose->get_busno && pci_probe_only)
+ if (hose->get_busno && pci_has_flag(PCI_PROBE_ONLY))
next_busno = (*hose->get_busno)();
- pci_add_resource(&resources, hose->mem_resource);
- pci_add_resource(&resources, hose->io_resource);
+ pci_add_resource_offset(&resources,
+ hose->mem_resource, hose->mem_offset);
+ pci_add_resource_offset(&resources, hose->io_resource, hose->io_offset);
bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose,
&resources);
if (!bus)
@@ -115,7 +109,7 @@ static void __devinit pcibios_scanbus(struct pci_controller *hose)
need_domain_info = 1;
}
- if (!pci_probe_only) {
+ if (!pci_has_flag(PCI_PROBE_ONLY)) {
pci_bus_size_bridges(bus);
pci_bus_assign_resources(bus);
pci_enable_bridges(bus);
@@ -241,7 +235,7 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
unsigned int pcibios_assign_all_busses(void)
{
- return (pci_probe & PCI_ASSIGN_ALL_BUSSES) ? 1 : 0;
+ return 1;
}
int pcibios_enable_device(struct pci_dev *dev, int mask)
@@ -254,42 +248,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
return pcibios_plat_dev_init(dev);
}
-static void pcibios_fixup_device_resources(struct pci_dev *dev,
- struct pci_bus *bus)
-{
- /* Update device resources. */
- struct pci_controller *hose = (struct pci_controller *)bus->sysdata;
- unsigned long offset = 0;
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- if (!dev->resource[i].start)
- continue;
- if (dev->resource[i].flags & IORESOURCE_IO)
- offset = hose->io_offset;
- else if (dev->resource[i].flags & IORESOURCE_MEM)
- offset = hose->mem_offset;
-
- dev->resource[i].start += offset;
- dev->resource[i].end += offset;
- }
-}
-
void __devinit pcibios_fixup_bus(struct pci_bus *bus)
{
- /* Propagate hose info into the subordinate devices. */
-
struct pci_dev *dev = bus->self;
- if (pci_probe_only && dev &&
+ if (pci_has_flag(PCI_PROBE_ONLY) && dev &&
(dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) {
pci_read_bridge_bases(bus);
- pcibios_fixup_device_resources(dev, bus);
- }
-
- list_for_each_entry(dev, &bus->devices, bus_list) {
- if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
- pcibios_fixup_device_resources(dev, bus);
}
}
@@ -299,40 +264,7 @@ pcibios_update_irq(struct pci_dev *dev, int irq)
pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
}
-void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- struct pci_controller *hose = (struct pci_controller *)dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = hose->io_offset;
- else if (res->flags & IORESOURCE_MEM)
- offset = hose->mem_offset;
-
- region->start = res->start - offset;
- region->end = res->end - offset;
-}
-
-void __devinit
-pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
-{
- struct pci_controller *hose = (struct pci_controller *)dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = hose->io_offset;
- else if (res->flags & IORESOURCE_MEM)
- offset = hose->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);
EXPORT_SYMBOL(PCIBIOS_MIN_IO);
EXPORT_SYMBOL(PCIBIOS_MIN_MEM);
#endif
diff --git a/arch/mn10300/include/asm/pci.h b/arch/mn10300/include/asm/pci.h
index 6095a28561d..8137c25c4e1 100644
--- a/arch/mn10300/include/asm/pci.h
+++ b/arch/mn10300/include/asm/pci.h
@@ -85,22 +85,6 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
/* implement the pci_ DMA API in terms of the generic device dma_ one */
#include <asm-generic/pci-dma-compat.h>
-/**
- * pcibios_resource_to_bus - convert resource to PCI bus address
- * @dev: device which owns this resource
- * @region: converted bus-centric region (start,end)
- * @res: resource to convert
- *
- * Convert a resource to a PCI device bus address or bus window.
- */
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region,
- struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev,
- struct resource *res,
- struct pci_bus_region *region);
-
static inline struct resource *
pcibios_select_root(struct pci_dev *pdev, struct resource *res)
{
diff --git a/arch/mn10300/unit-asb2305/pci.c b/arch/mn10300/unit-asb2305/pci.c
index a7c5f08ca9f..6dce9fc2cf3 100644
--- a/arch/mn10300/unit-asb2305/pci.c
+++ b/arch/mn10300/unit-asb2305/pci.c
@@ -32,8 +32,7 @@ struct pci_ops *pci_root_ops;
* insert specific PCI bus resources instead of using the platform-level bus
* resources directly for the PCI root bus.
*
- * These are configured and inserted by pcibios_init() and are attached to the
- * root bus by pcibios_fixup_bus().
+ * These are configured and inserted by pcibios_init().
*/
static struct resource pci_ioport_resource = {
.name = "PCI IO",
@@ -78,52 +77,6 @@ static inline int __query(const struct pci_bus *bus, unsigned int devfn)
}
/*
- * translate Linuxcentric addresses to PCI bus addresses
- */
-void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- if (res->flags & IORESOURCE_IO) {
- region->start = (res->start & 0x00ffffff);
- region->end = (res->end & 0x00ffffff);
- }
-
- if (res->flags & IORESOURCE_MEM) {
- region->start = (res->start & 0x03ffffff) | MEM_PAGING_REG;
- region->end = (res->end & 0x03ffffff) | MEM_PAGING_REG;
- }
-
-#if 0
- printk(KERN_DEBUG "RES->BUS: %lx-%lx => %lx-%lx\n",
- res->start, res->end, region->start, region->end);
-#endif
-}
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-
-/*
- * translate PCI bus addresses to Linuxcentric addresses
- */
-void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
-{
- if (res->flags & IORESOURCE_IO) {
- res->start = (region->start & 0x00ffffff) | 0xbe000000;
- res->end = (region->end & 0x00ffffff) | 0xbe000000;
- }
-
- if (res->flags & IORESOURCE_MEM) {
- res->start = (region->start & 0x03ffffff) | 0xb8000000;
- res->end = (region->end & 0x03ffffff) | 0xb8000000;
- }
-
-#if 0
- printk(KERN_INFO "BUS->RES: %lx-%lx => %lx-%lx\n",
- region->start, region->end, res->start, res->end);
-#endif
-}
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-
-/*
*
*/
static int pci_ampci_read_config_byte(struct pci_bus *bus, unsigned int devfn,
@@ -364,9 +317,6 @@ static void __devinit pcibios_fixup_device_resources(struct pci_dev *dev)
if (!dev->resource[i].flags)
continue;
- region.start = dev->resource[i].start;
- region.end = dev->resource[i].end;
- pcibios_bus_to_resource(dev, &dev->resource[i], &region);
if (is_valid_resource(dev, i))
pci_claim_resource(dev, i);
}
@@ -397,6 +347,7 @@ void __devinit pcibios_fixup_bus(struct pci_bus *bus)
*/
static int __init pcibios_init(void)
{
+ resource_size_t io_offset, mem_offset;
LIST_HEAD(resources);
ioport_resource.start = 0xA0000000;
@@ -420,8 +371,13 @@ static int __init pcibios_init(void)
printk(KERN_INFO "PCI: Probing PCI hardware [mempage %08x]\n",
MEM_PAGING_REG);
- pci_add_resource(&resources, &pci_ioport_resource);
- pci_add_resource(&resources, &pci_iomem_resource);
+ io_offset = pci_ioport_resource.start -
+ (pci_ioport_resource.start & 0x00ffffff);
+ mem_offset = pci_iomem_resource.start -
+ ((pci_iomem_resource.start & 0x03ffffff) | MEM_PAGING_REG);
+
+ pci_add_resource_offset(&resources, &pci_ioport_resource, io_offset);
+ pci_add_resource_offset(&resources, &pci_iomem_resource, mem_offset);
pci_root_bus = pci_scan_root_bus(NULL, 0, &pci_direct_ampci, NULL,
&resources);
diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h
index 2242a5c636c..3234f492d57 100644
--- a/arch/parisc/include/asm/pci.h
+++ b/arch/parisc/include/asm/pci.h
@@ -82,38 +82,8 @@ struct pci_hba_data {
#ifdef CONFIG_64BIT
#define PCI_F_EXTEND 0xffffffff00000000UL
-#define PCI_IS_LMMIO(hba,a) pci_is_lmmio(hba,a)
-
-/* We need to know if an address is LMMMIO or GMMIO.
- * LMMIO requires mangling and GMMIO we must use as-is.
- */
-static __inline__ int pci_is_lmmio(struct pci_hba_data *hba, unsigned long a)
-{
- return(((a) & PCI_F_EXTEND) == PCI_F_EXTEND);
-}
-
-/*
-** Convert between PCI (IO_VIEW) addresses and processor (PA_VIEW) addresses.
-** See pci.c for more conversions used by Generic PCI code.
-**
-** Platform characteristics/firmware guarantee that
-** (1) PA_VIEW - IO_VIEW = lmmio_offset for both LMMIO and ELMMIO
-** (2) PA_VIEW == IO_VIEW for GMMIO
-*/
-#define PCI_BUS_ADDR(hba,a) (PCI_IS_LMMIO(hba,a) \
- ? ((a) - hba->lmmio_space_offset) /* mangle LMMIO */ \
- : (a)) /* GMMIO */
-#define PCI_HOST_ADDR(hba,a) (((a) & PCI_F_EXTEND) == 0 \
- ? (a) + hba->lmmio_space_offset \
- : (a))
-
#else /* !CONFIG_64BIT */
-
-#define PCI_BUS_ADDR(hba,a) (a)
-#define PCI_HOST_ADDR(hba,a) (a)
#define PCI_F_EXTEND 0UL
-#define PCI_IS_LMMIO(hba,a) (1) /* 32-bit doesn't support GMMIO */
-
#endif /* !CONFIG_64BIT */
/*
@@ -245,14 +215,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
}
#endif
-extern void
-pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res);
-
-extern void
-pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
static inline void pcibios_penalize_isa_irq(int irq, int active)
{
/* We don't need to penalize isa irq's */
diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c
index 9efd9740531..74d544b1cd2 100644
--- a/arch/parisc/kernel/pci.c
+++ b/arch/parisc/kernel/pci.c
@@ -195,58 +195,6 @@ void __init pcibios_init_bus(struct pci_bus *bus)
pci_write_config_word(dev, PCI_BRIDGE_CONTROL, bridge_ctl);
}
-/* called by drivers/pci/setup-bus.c:pci_setup_bridge(). */
-void __devinit pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region, struct resource *res)
-{
-#ifdef CONFIG_64BIT
- struct pci_hba_data *hba = HBA_DATA(dev->bus->bridge->platform_data);
-#endif
-
- if (res->flags & IORESOURCE_IO) {
- /*
- ** I/O space may see busnumbers here. Something
- ** in the form of 0xbbxxxx where bb is the bus num
- ** and xxxx is the I/O port space address.
- ** Remaining address translation are done in the
- ** PCI Host adapter specific code - ie dino_out8.
- */
- region->start = PCI_PORT_ADDR(res->start);
- region->end = PCI_PORT_ADDR(res->end);
- } else if (res->flags & IORESOURCE_MEM) {
- /* Convert MMIO addr to PCI addr (undo global virtualization) */
- region->start = PCI_BUS_ADDR(hba, res->start);
- region->end = PCI_BUS_ADDR(hba, res->end);
- }
-
- DBG_RES("pcibios_resource_to_bus(%02x %s [%lx,%lx])\n",
- dev->bus->number, res->flags & IORESOURCE_IO ? "IO" : "MEM",
- region->start, region->end);
-}
-
-void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
-{
-#ifdef CONFIG_64BIT
- struct pci_hba_data *hba = HBA_DATA(dev->bus->bridge->platform_data);
-#endif
-
- if (res->flags & IORESOURCE_MEM) {
- res->start = PCI_HOST_ADDR(hba, region->start);
- res->end = PCI_HOST_ADDR(hba, region->end);
- }
-
- if (res->flags & IORESOURCE_IO) {
- res->start = region->start;
- res->end = region->end;
- }
-}
-
-#ifdef CONFIG_HOTPLUG
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-#endif
-
/*
* pcibios align resources() is called every time generic PCI code
* wants to generate a new address. The process of looking for
diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h
index f54b3d26ce9..6653f2743c4 100644
--- a/arch/powerpc/include/asm/pci.h
+++ b/arch/powerpc/include/asm/pci.h
@@ -154,14 +154,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
#endif /* CONFIG_PPC64 */
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region,
- struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev,
- struct resource *res,
- struct pci_bus_region *region);
-
extern void pcibios_claim_one_bus(struct pci_bus *b);
extern void pcibios_finish_adding_to_bus(struct pci_bus *bus);
@@ -190,6 +182,7 @@ extern void pci_resource_to_user(const struct pci_dev *dev, int bar,
const struct resource *rsrc,
resource_size_t *start, resource_size_t *end);
+extern resource_size_t pcibios_io_space_offset(struct pci_controller *hose);
extern void pcibios_setup_bus_devices(struct pci_bus *bus);
extern void pcibios_setup_bus_self(struct pci_bus *bus);
extern void pcibios_setup_phb_io_space(struct pci_controller *hose);
diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h
index e660b37aa7d..80fa704d410 100644
--- a/arch/powerpc/include/asm/ppc-pci.h
+++ b/arch/powerpc/include/asm/ppc-pci.h
@@ -45,8 +45,6 @@ extern void init_pci_config_tokens (void);
extern unsigned long get_phb_buid (struct device_node *);
extern int rtas_setup_phb(struct pci_controller *phb);
-extern unsigned long pci_probe_only;
-
#ifdef CONFIG_EEH
void pci_addr_cache_build(void);
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index d0373bcb7c9..8e78e93c818 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -49,9 +49,6 @@ 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;
@@ -834,60 +831,6 @@ 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
*/
@@ -927,18 +870,11 @@ 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 */
@@ -1040,27 +976,18 @@ 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);
}
}
}
@@ -1550,6 +1477,11 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
return pci_enable_resources(dev, mask);
}
+resource_size_t pcibios_io_space_offset(struct pci_controller *hose)
+{
+ return (unsigned long) hose->io_base_virt - _IO_BASE;
+}
+
static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, struct list_head *resources)
{
struct resource *res;
@@ -1574,7 +1506,7 @@ 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, pcibios_io_space_offset(hose));
/* Hookup PHB Memory resources */
for (i = 0; i < 3; ++i) {
@@ -1597,7 +1529,7 @@ 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",
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index fdd1a3d951d..4b06ec5a502 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -219,9 +219,9 @@ void __devinit pcibios_setup_phb_io_space(struct pci_controller *hose)
struct resource *res = &hose->io_resource;
/* Fixup IO space offset */
- io_offset = (unsigned long)hose->io_base_virt - isa_io_base;
- res->start = (res->start + io_offset) & 0xffffffffu;
- res->end = (res->end + io_offset) & 0xffffffffu;
+ io_offset = pcibios_io_space_offset(hose);
+ res->start += io_offset;
+ res->end += io_offset;
}
static int __init pcibios_init(void)
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 3318d39b7d4..94a54f61d34 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -33,8 +33,6 @@
#include <asm/machdep.h>
#include <asm/ppc-pci.h>
-unsigned long pci_probe_only = 1;
-
/* pci_io_base -- the base address from which io bars are offsets.
* This is the lowest I/O base address (so bar values are always positive),
* and it *must* be the start of ISA space if an ISA bus exists because
@@ -55,9 +53,6 @@ static int __init pcibios_init(void)
*/
ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot;
- if (pci_probe_only)
- pci_add_flags(PCI_PROBE_ONLY);
-
/* On ppc64, we always enable PCI domains and we keep domain 0
* backward compatible in /proc for video cards
*/
@@ -173,7 +168,7 @@ static int __devinit pcibios_map_phb_io_space(struct pci_controller *hose)
return -ENOMEM;
/* Fixup hose IO resource */
- io_virt_offset = (unsigned long)hose->io_base_virt - _IO_BASE;
+ io_virt_offset = pcibios_io_space_offset(hose);
hose->io_resource.start += io_virt_offset;
hose->io_resource.end += io_virt_offset;
diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c
index b37d0b5a796..89dde171a6f 100644
--- a/arch/powerpc/kernel/pci_of_scan.c
+++ b/arch/powerpc/kernel/pci_of_scan.c
@@ -75,6 +75,7 @@ static void of_pci_parse_addrs(struct device_node *node, struct pci_dev *dev)
{
u64 base, size;
unsigned int flags;
+ struct pci_bus_region region;
struct resource *res;
const u32 *addrs;
u32 i;
@@ -106,10 +107,11 @@ static void of_pci_parse_addrs(struct device_node *node, struct pci_dev *dev)
printk(KERN_ERR "PCI: bad cfg reg num 0x%x\n", i);
continue;
}
- res->start = base;
- res->end = base + size - 1;
res->flags = flags;
res->name = pci_name(dev);
+ region.start = base;
+ region.end = base + size - 1;
+ pcibios_bus_to_resource(dev, res, &region);
}
}
@@ -209,6 +211,7 @@ void __devinit of_scan_pci_bridge(struct pci_dev *dev)
struct pci_bus *bus;
const u32 *busrange, *ranges;
int len, i, mode;
+ struct pci_bus_region region;
struct resource *res;
unsigned int flags;
u64 size;
@@ -270,9 +273,10 @@ void __devinit of_scan_pci_bridge(struct pci_dev *dev)
res = bus->resource[i];
++i;
}
- res->start = of_read_number(&ranges[1], 2);
- res->end = res->start + size - 1;
res->flags = flags;
+ region.start = of_read_number(&ranges[1], 2);
+ region.end = region.start + size - 1;
+ pcibios_bus_to_resource(dev, res, &region);
}
sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus),
bus->number);
diff --git a/arch/powerpc/kernel/rtas_pci.c b/arch/powerpc/kernel/rtas_pci.c
index 517bd86bc3f..179af906dcd 100644
--- a/arch/powerpc/kernel/rtas_pci.c
+++ b/arch/powerpc/kernel/rtas_pci.c
@@ -279,7 +279,7 @@ void __init find_and_init_phbs(void)
eeh_dev_phb_init();
/*
- * pci_probe_only and pci_assign_all_buses can be set via properties
+ * PCI_PROBE_ONLY and PCI_REASSIGN_ALL_BUS can be set via properties
* in chosen.
*/
if (of_chosen) {
@@ -287,8 +287,12 @@ void __init find_and_init_phbs(void)
prop = of_get_property(of_chosen,
"linux,pci-probe-only", NULL);
- if (prop)
- pci_probe_only = *prop;
+ if (prop) {
+ if (*prop)
+ pci_add_flags(PCI_PROBE_ONLY);
+ else
+ pci_clear_flags(PCI_PROBE_ONLY);
+ }
#ifdef CONFIG_PPC32 /* Will be made generic soon */
prop = of_get_property(of_chosen,
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 401e3f3f74c..465ee8f5c08 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -620,7 +620,7 @@ void __init maple_pci_init(void)
}
/* Tell pci.c to not change any resource allocations. */
- pci_probe_only = 1;
+ pci_add_flags(PCI_PROBE_ONLY);
}
int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel)
diff --git a/arch/powerpc/platforms/pasemi/pci.c b/arch/powerpc/platforms/pasemi/pci.c
index b6a0ec45c69..aa862713258 100644
--- a/arch/powerpc/platforms/pasemi/pci.c
+++ b/arch/powerpc/platforms/pasemi/pci.c
@@ -229,9 +229,6 @@ void __init pas_pci_init(void)
/* Setup the linkage between OF nodes and PHBs */
pci_devs_phb_init();
-
- /* Use the common resource allocation mechanism */
- pci_probe_only = 1;
}
void __iomem *pasemi_pci_getcfgaddr(struct pci_dev *dev, int offset)
diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index 31a7d3a7ce2..43bbe1bda93 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -1059,9 +1059,6 @@ void __init pmac_pci_init(void)
}
/* pmac_check_ht_link(); */
- /* We can allocate missing resources if any */
- pci_probe_only = 0;
-
#else /* CONFIG_PPC64 */
init_p2pbridge();
init_second_ohare();
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 5e155dfc432..fbdd74dac3a 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -1299,15 +1299,14 @@ void __init pnv_pci_init_ioda1_phb(struct device_node *np)
/* Setup MSI support */
pnv_pci_init_ioda_msis(phb);
- /* We set both probe_only and PCI_REASSIGN_ALL_RSRC. This is an
+ /* We set both PCI_PROBE_ONLY and PCI_REASSIGN_ALL_RSRC. This is an
* odd combination which essentially means that we skip all resource
* fixups and assignments in the generic code, and do it all
* ourselves here
*/
- pci_probe_only = 1;
ppc_md.pcibios_fixup_phb = pnv_pci_ioda_fixup_phb;
ppc_md.pcibios_enable_device_hook = pnv_pci_enable_device_hook;
- pci_add_flags(PCI_REASSIGN_ALL_RSRC);
+ pci_add_flags(PCI_PROBE_ONLY | PCI_REASSIGN_ALL_RSRC);
/* Reset IODA tables to a clean state */
rc = opal_pci_reset(phb_id, OPAL_PCI_IODA_TABLE_RESET, OPAL_ASSERT_RESET);
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c
index 214478d781a..be3cfc5ceab 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -562,10 +562,7 @@ void __init pnv_pci_init(void)
{
struct device_node *np;
- pci_set_flags(PCI_CAN_SKIP_ISA_ALIGN);
-
- /* We do not want to just probe */
- pci_probe_only = 0;
+ pci_add_flags(PCI_CAN_SKIP_ISA_ALIGN);
/* OPAL absent, try POPAL first then RTAS detection of PHBs */
if (!firmware_has_feature(FW_FEATURE_OPAL)) {
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index fbb21fc3080..8b7bafa489c 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -84,7 +84,7 @@ void pcibios_remove_pci_devices(struct pci_bus *bus)
list_for_each_entry_safe(dev, tmp, &bus->devices, bus_list) {
pr_debug(" * Removing %s...\n", pci_name(dev));
eeh_remove_bus_device(dev);
- pci_remove_bus_device(dev);
+ pci_stop_and_remove_bus_device(dev);
}
}
EXPORT_SYMBOL_GPL(pcibios_remove_pci_devices);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 8f137af616a..51ecac920dd 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -383,6 +383,9 @@ static void __init pSeries_setup_arch(void)
fwnmi_init();
+ /* By default, only probe PCI (can be overriden by rtas_pci) */
+ pci_add_flags(PCI_PROBE_ONLY);
+
/* Find and initialize PCI host bridges */
init_pci_config_tokens();
eeh_pseries_init();
diff --git a/arch/powerpc/platforms/wsp/wsp_pci.c b/arch/powerpc/platforms/wsp/wsp_pci.c
index d24b3acf858..763014cd1e6 100644
--- a/arch/powerpc/platforms/wsp/wsp_pci.c
+++ b/arch/powerpc/platforms/wsp/wsp_pci.c
@@ -682,7 +682,6 @@ static int __init wsp_setup_one_phb(struct device_node *np)
/* XXX Force re-assigning of everything for now */
pci_add_flags(PCI_REASSIGN_ALL_BUS | PCI_REASSIGN_ALL_RSRC |
PCI_ENABLE_PROC_DOMAINS);
- pci_probe_only = 0;
/* Calculate how the TCE space is divided */
phb->dma32_base = 0;
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index 1e7b0e2e764..9d10a3cb879 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -37,11 +37,20 @@ static void __devinit pcibios_scanbus(struct pci_channel *hose)
static int next_busno;
static int need_domain_info;
LIST_HEAD(resources);
+ struct resource *res;
+ resource_size_t offset;
int i;
struct pci_bus *bus;
- for (i = 0; i < hose->nr_resources; i++)
- pci_add_resource(&resources, hose->resources + i);
+ for (i = 0; i < hose->nr_resources; i++) {
+ res = hose->resources + i;
+ offset = 0;
+ if (res->flags & IORESOURCE_IO)
+ offset = hose->io_offset;
+ else if (res->flags & IORESOURCE_MEM)
+ offset = hose->mem_offset;
+ pci_add_resource_offset(&resources, res, offset);
+ }
bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose,
&resources);
@@ -143,42 +152,12 @@ static int __init pcibios_init(void)
}
subsys_initcall(pcibios_init);
-static void pcibios_fixup_device_resources(struct pci_dev *dev,
- struct pci_bus *bus)
-{
- /* Update device resources. */
- struct pci_channel *hose = bus->sysdata;
- unsigned long offset = 0;
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- if (!dev->resource[i].start)
- continue;
- if (dev->resource[i].flags & IORESOURCE_IO)
- offset = hose->io_offset;
- else if (dev->resource[i].flags & IORESOURCE_MEM)
- offset = hose->mem_offset;
-
- dev->resource[i].start += offset;
- dev->resource[i].end += offset;
- }
-}
-
/*
* Called after each bus is probed, but before its children
* are examined.
*/
void __devinit pcibios_fixup_bus(struct pci_bus *bus)
{
- struct pci_dev *dev;
- struct list_head *ln;
-
- for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) {
- dev = pci_dev_b(ln);
-
- if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
- pcibios_fixup_device_resources(dev, bus);
- }
}
/*
@@ -208,36 +187,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,
return start;
}
-void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- struct pci_channel *hose = dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = hose->io_offset;
- else if (res->flags & IORESOURCE_MEM)
- offset = hose->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)
-{
- struct pci_channel *hose = dev->sysdata;
- unsigned long offset = 0;
-
- if (res->flags & IORESOURCE_IO)
- offset = hose->io_offset;
- else if (res->flags & IORESOURCE_MEM)
- offset = hose->mem_offset;
-
- res->start = region->start + offset;
- res->end = region->end + offset;
-}
-
int pcibios_enable_device(struct pci_dev *dev, int mask)
{
return pci_enable_resources(dev, mask);
@@ -381,8 +330,6 @@ EXPORT_SYMBOL(pci_iounmap);
#endif /* CONFIG_GENERIC_IOMAP */
#ifdef CONFIG_HOTPLUG
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-EXPORT_SYMBOL(pcibios_bus_to_resource);
EXPORT_SYMBOL(PCIBIOS_MIN_IO);
EXPORT_SYMBOL(PCIBIOS_MIN_MEM);
#endif
diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h
index cb21e2399dc..bff96c2e7d2 100644
--- a/arch/sh/include/asm/pci.h
+++ b/arch/sh/include/asm/pci.h
@@ -114,12 +114,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
/* Board-specific fixup routines. */
int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin);
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
- struct pci_bus_region *region, struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
#define pci_domain_nr(bus) ((struct pci_channel *)(bus)->sysdata)->index
static inline int pci_proc_domain(struct pci_bus *bus)
diff --git a/arch/sparc/include/asm/pci_32.h b/arch/sparc/include/asm/pci_32.h
index 6de7f7bf956..dc503297481 100644
--- a/arch/sparc/include/asm/pci_32.h
+++ b/arch/sparc/include/asm/pci_32.h
@@ -52,14 +52,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
* 64Kbytes by the Host controller.
*/
-extern void
-pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res);
-
-extern void
-pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return PCI_IRQ_NONE;
diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h
index 755a4bb6bcd..1633b718d3b 100644
--- a/arch/sparc/include/asm/pci_64.h
+++ b/arch/sparc/include/asm/pci_64.h
@@ -73,14 +73,6 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state,
int write_combine);
-extern void
-pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res);
-
-extern void
-pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region);
-
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return PCI_IRQ_NONE;
diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index c7bec25fdb1..aba6b958b2a 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -15,14 +15,19 @@
/* The LEON architecture does not rely on a BIOS or bootloader to setup
* PCI for us. The Linux generic routines are used to setup resources,
- * reset values of confuration-space registers settings ae preseved.
+ * reset values of configuration-space register settings are preserved.
+ *
+ * PCI Memory and Prefetchable Memory is direct-mapped. However I/O Space is
+ * accessed through a Window which is translated to low 64KB in PCI space, the
+ * first 4KB is not used so 60KB is available.
*/
void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
{
LIST_HEAD(resources);
struct pci_bus *root_bus;
- pci_add_resource(&resources, &info->io_space);
+ pci_add_resource_offset(&resources, &info->io_space,
+ info->io_space.start - 0x1000);
pci_add_resource(&resources, &info->mem_space);
root_bus = pci_scan_root_bus(&ofdev->dev, 0, info->ops, info,
@@ -38,44 +43,6 @@ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
}
}
-/* PCI Memory and Prefetchable Memory is direct-mapped. However I/O Space is
- * accessed through a Window which is translated to low 64KB in PCI space, the
- * first 4KB is not used so 60KB is available.
- *
- * This function is used by generic code to translate resource addresses into
- * PCI addresses.
- */
-void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- struct leon_pci_info *info = dev->bus->sysdata;
-
- region->start = res->start;
- region->end = res->end;
-
- if (res->flags & IORESOURCE_IO) {
- region->start -= (info->io_space.start - 0x1000);
- region->end -= (info->io_space.start - 0x1000);
- }
-}
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-
-/* see pcibios_resource_to_bus() comment */
-void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
-{
- struct leon_pci_info *info = dev->bus->sysdata;
-
- res->start = region->start;
- res->end = region->end;
-
- if (res->flags & IORESOURCE_IO) {
- res->start += (info->io_space.start - 0x1000);
- res->end += (info->io_space.start - 0x1000);
- }
-}
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-
void __devinit pcibios_fixup_bus(struct pci_bus *pbus)
{
struct leon_pci_info *info = pbus->sysdata;
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index bb8bc2e519a..fdaf2181167 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -375,13 +375,6 @@ static void __devinit apb_calc_first_last(u8 map, u32 *first_p, u32 *last_p)
*last_p = last;
}
-static void pci_resource_adjust(struct resource *res,
- struct resource *root)
-{
- res->start += root->start;
- res->end += root->start;
-}
-
/* For PCI bus devices which lack a 'ranges' property we interrogate
* the config space values to set the resources, just like the generic
* Linux PCI probing code does.
@@ -390,7 +383,8 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev,
struct pci_bus *bus,
struct pci_pbm_info *pbm)
{
- struct resource *res;
+ struct pci_bus_region region;
+ struct resource *res, res2;
u8 io_base_lo, io_limit_lo;
u16 mem_base_lo, mem_limit_lo;
unsigned long base, limit;
@@ -412,11 +406,14 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev,
res = bus->resource[0];
if (base <= limit) {
res->flags = (io_base_lo & PCI_IO_RANGE_TYPE_MASK) | IORESOURCE_IO;
+ res2.flags = res->flags;
+ region.start = base;
+ region.end = limit + 0xfff;
+ pcibios_bus_to_resource(dev, &res2, &region);
if (!res->start)
- res->start = base;
+ res->start = res2.start;
if (!res->end)
- res->end = limit + 0xfff;
- pci_resource_adjust(res, &pbm->io_space);
+ res->end = res2.end;
}
pci_read_config_word(dev, PCI_MEMORY_BASE, &mem_base_lo);
@@ -428,9 +425,9 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev,
if (base <= limit) {
res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) |
IORESOURCE_MEM);
- res->start = base;
- res->end = limit + 0xfffff;
- pci_resource_adjust(res, &pbm->mem_space);
+ region.start = base;
+ region.end = limit + 0xfffff;
+ pcibios_bus_to_resource(dev, res, &region);
}
pci_read_config_word(dev, PCI_PREF_MEMORY_BASE, &mem_base_lo);
@@ -459,9 +456,9 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev,
if (base <= limit) {
res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) |
IORESOURCE_MEM | IORESOURCE_PREFETCH);
- res->start = base;
- res->end = limit + 0xfffff;
- pci_resource_adjust(res, &pbm->mem_space);
+ region.start = base;
+ region.end = limit + 0xfffff;
+ pcibios_bus_to_resource(dev, res, &region);
}
}
@@ -472,6 +469,7 @@ static void __devinit apb_fake_ranges(struct pci_dev *dev,
struct pci_bus *bus,
struct pci_pbm_info *pbm)
{
+ struct pci_bus_region region;
struct resource *res;
u32 first, last;
u8 map;
@@ -479,18 +477,18 @@ static void __devinit apb_fake_ranges(struct pci_dev *dev,
pci_read_config_byte(dev, APB_IO_ADDRESS_MAP, &map);
apb_calc_first_last(map, &first, &last);
res = bus->resource[0];
- res->start = (first << 21);
- res->end = (last << 21) + ((1 << 21) - 1);
res->flags = IORESOURCE_IO;
- pci_resource_adjust(res, &pbm->io_space);
+ region.start = (first << 21);
+ region.end = (last << 21) + ((1 << 21) - 1);
+ pcibios_bus_to_resource(dev, res, &region);
pci_read_config_byte(dev, APB_MEM_ADDRESS_MAP, &map);
apb_calc_first_last(map, &first, &last);
res = bus->resource[1];
- res->start = (first << 21);
- res->end = (last << 21) + ((1 << 21) - 1);
res->flags = IORESOURCE_MEM;
- pci_resource_adjust(res, &pbm->mem_space);
+ region.start = (first << 21);
+ region.end = (last << 21) + ((1 << 21) - 1);
+ pcibios_bus_to_resource(dev, res, &region);
}
static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm,
@@ -506,6 +504,7 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
struct pci_bus *bus;
const u32 *busrange, *ranges;
int len, i, simba;
+ struct pci_bus_region region;
struct resource *res;
unsigned int flags;
u64 size;
@@ -556,8 +555,6 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
}
i = 1;
for (; len >= 32; len -= 32, ranges += 8) {
- struct resource *root;
-
flags = pci_parse_of_flags(ranges[0]);
size = GET_64BIT(ranges, 6);
if (flags == 0 || size == 0)
@@ -569,7 +566,6 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
" for bridge %s\n", node->full_name);
continue;
}
- root = &pbm->io_space;
} else {
if (i >= PCI_NUM_RESOURCES - PCI_BRIDGE_RESOURCES) {
printk(KERN_ERR "PCI: too many memory ranges"
@@ -578,18 +574,12 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
}
res = bus->resource[i];
++i;
- root = &pbm->mem_space;
}
- res->start = GET_64BIT(ranges, 1);
- res->end = res->start + size - 1;
res->flags = flags;
-
- /* Another way to implement this would be to add an of_device
- * layer routine that can calculate a resource for a given
- * range property value in a PCI device.
- */
- pci_resource_adjust(res, root);
+ region.start = GET_64BIT(ranges, 1);
+ region.end = region.start + size - 1;
+ pcibios_bus_to_resource(dev, res, &region);
}
after_ranges:
sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus),
@@ -691,8 +681,10 @@ struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm,
printk("PCI: Scanning PBM %s\n", node->full_name);
- pci_add_resource(&resources, &pbm->io_space);
- pci_add_resource(&resources, &pbm->mem_space);
+ pci_add_resource_offset(&resources, &pbm->io_space,
+ pbm->io_space.start);
+ pci_add_resource_offset(&resources, &pbm->mem_space,
+ pbm->mem_space.start);
bus = pci_create_root_bus(parent, pbm->pci_first_busno, pbm->pci_ops,
pbm, &resources);
if (!bus) {
@@ -755,46 +747,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
return 0;
}
-void pcibios_resource_to_bus(struct pci_dev *pdev, struct pci_bus_region *region,
- struct resource *res)
-{
- struct pci_pbm_info *pbm = pdev->bus->sysdata;
- struct resource zero_res, *root;
-
- zero_res.start = 0;
- zero_res.end = 0;
- zero_res.flags = res->flags;
-
- if (res->flags & IORESOURCE_IO)
- root = &pbm->io_space;
- else
- root = &pbm->mem_space;
-
- pci_resource_adjust(&zero_res, root);
-
- region->start = res->start - zero_res.start;
- region->end = res->end - zero_res.start;
-}
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-
-void pcibios_bus_to_resource(struct pci_dev *pdev, struct resource *res,
- struct pci_bus_region *region)
-{
- struct pci_pbm_info *pbm = pdev->bus->sysdata;
- struct resource *root;
-
- res->start = region->start;
- res->end = region->end;
-
- if (res->flags & IORESOURCE_IO)
- root = &pbm->io_space;
- else
- root = &pbm->mem_space;
-
- pci_resource_adjust(res, root);
-}
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-
char * __devinit pcibios_setup(char *str)
{
return str;
diff --git a/arch/unicore32/include/asm/pci.h b/arch/unicore32/include/asm/pci.h
index dd3867727c3..f5e108f4a15 100644
--- a/arch/unicore32/include/asm/pci.h
+++ b/arch/unicore32/include/asm/pci.h
@@ -14,6 +14,7 @@
#ifdef __KERNEL__
#include <asm-generic/pci-dma-compat.h>
+#include <asm-generic/pci-bridge.h>
#include <asm-generic/pci.h>
#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c
index a8f07fe10ca..2fc2b1ba825 100644
--- a/arch/unicore32/kernel/pci.c
+++ b/arch/unicore32/kernel/pci.c
@@ -21,7 +21,6 @@
#include <linux/io.h>
static int debug_pci;
-static int use_firmware;
#define CONFIG_CMD(bus, devfn, where) \
(0x80000000 | (bus->number << 16) | (devfn << 8) | (where & ~3))
@@ -276,7 +275,7 @@ static int __init pci_common_init(void)
pci_fixup_irqs(pci_common_swizzle, pci_puv3_map_irq);
- if (!use_firmware) {
+ if (!pci_has_flag(PCI_PROBE_ONLY)) {
/*
* Size the bridge windows.
*/
@@ -303,7 +302,7 @@ char * __devinit pcibios_setup(char *str)
debug_pci = 1;
return NULL;
} else if (!strcmp(str, "firmware")) {
- use_firmware = 1;
+ pci_add_flags(PCI_PROBE_ONLY);
return NULL;
}
return str;
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 1c4d769e21e..28e5e06fcba 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -262,10 +262,11 @@ rootfs_initcall(pci_iommu_init);
static __devinit void via_no_dac(struct pci_dev *dev)
{
- if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && forbid_dac == 0) {
+ if (forbid_dac == 0) {
dev_info(&dev->dev, "disabling DAC on VIA PCI bridge\n");
forbid_dac = 1;
}
}
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, via_no_dac);
+DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID,
+ PCI_CLASS_BRIDGE_PCI, 8, via_no_dac);
#endif
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 49a5cb55429..ed2835e148b 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -416,7 +416,12 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_pci_root *root)
kfree(sd);
} else {
get_current_resources(device, busnum, domain, &resources);
- if (list_empty(&resources))
+
+ /*
+ * _CRS with no apertures is normal, so only fall back to
+ * defaults or native bridge info if we're ignoring _CRS.
+ */
+ if (!pci_use_crs)
x86_pci_root_bus_resources(busnum, &resources);
bus = pci_create_root_bus(NULL, busnum, &pci_root_ops, sd,
&resources);
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index 6dd89555fbf..d0e6e403b4f 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -164,11 +164,11 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8367_0, pci_fixup_
*/
static void __devinit pci_fixup_transparent_bridge(struct pci_dev *dev)
{
- if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI &&
- (dev->device & 0xff00) == 0x2400)
+ if ((dev->device & 0xff00) == 0x2400)
dev->transparent = 1;
}
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_fixup_transparent_bridge);
+DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_INTEL, PCI_ANY_ID,
+ PCI_CLASS_BRIDGE_PCI, 8, pci_fixup_transparent_bridge);
/*
* Fixup for C1 Halt Disconnect problem on nForce2 systems.
@@ -322,9 +322,6 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev)
struct pci_bus *bus;
u16 config;
- if ((pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
- return;
-
/* Is VGA routed to us? */
bus = pdev->bus;
while (bus) {
@@ -353,7 +350,8 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev)
dev_printk(KERN_DEBUG, &pdev->dev, "Boot video device\n");
}
}
-DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_video);
+DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_ANY_ID, PCI_ANY_ID,
+ PCI_CLASS_DISPLAY_VGA, 8, pci_fixup_video);
static const struct dmi_system_id __devinitconst msi_k8t_dmi_table[] = {
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 91821a1a0c3..831971e731f 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -39,6 +39,87 @@
#include <asm/io_apic.h>
+/*
+ * This list of dynamic mappings is for temporarily maintaining
+ * original BIOS BAR addresses for possible reinstatement.
+ */
+struct pcibios_fwaddrmap {
+ struct list_head list;
+ struct pci_dev *dev;
+ resource_size_t fw_addr[DEVICE_COUNT_RESOURCE];
+};
+
+static LIST_HEAD(pcibios_fwaddrmappings);
+static DEFINE_SPINLOCK(pcibios_fwaddrmap_lock);
+
+/* Must be called with 'pcibios_fwaddrmap_lock' lock held. */
+static struct pcibios_fwaddrmap *pcibios_fwaddrmap_lookup(struct pci_dev *dev)
+{
+ struct pcibios_fwaddrmap *map;
+
+ WARN_ON(!spin_is_locked(&pcibios_fwaddrmap_lock));
+
+ list_for_each_entry(map, &pcibios_fwaddrmappings, list)
+ if (map->dev == dev)
+ return map;
+
+ return NULL;
+}
+
+static void
+pcibios_save_fw_addr(struct pci_dev *dev, int idx, resource_size_t fw_addr)
+{
+ unsigned long flags;
+ struct pcibios_fwaddrmap *map;
+
+ spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags);
+ map = pcibios_fwaddrmap_lookup(dev);
+ if (!map) {
+ spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags);
+ map = kzalloc(sizeof(*map), GFP_KERNEL);
+ if (!map)
+ return;
+
+ map->dev = pci_dev_get(dev);
+ map->fw_addr[idx] = fw_addr;
+ INIT_LIST_HEAD(&map->list);
+
+ spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags);
+ list_add_tail(&map->list, &pcibios_fwaddrmappings);
+ } else
+ map->fw_addr[idx] = fw_addr;
+ spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags);
+}
+
+resource_size_t pcibios_retrieve_fw_addr(struct pci_dev *dev, int idx)
+{
+ unsigned long flags;
+ struct pcibios_fwaddrmap *map;
+ resource_size_t fw_addr = 0;
+
+ spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags);
+ map = pcibios_fwaddrmap_lookup(dev);
+ if (map)
+ fw_addr = map->fw_addr[idx];
+ spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags);
+
+ return fw_addr;
+}
+
+static void pcibios_fw_addr_list_del(void)
+{
+ unsigned long flags;
+ struct pcibios_fwaddrmap *entry, *next;
+
+ spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags);
+ list_for_each_entry_safe(entry, next, &pcibios_fwaddrmappings, list) {
+ list_del(&entry->list);
+ pci_dev_put(entry->dev);
+ kfree(entry);
+ }
+ spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags);
+}
+
static int
skip_isa_ioresource_align(struct pci_dev *dev) {
@@ -182,7 +263,8 @@ static void __init pcibios_allocate_resources(int pass)
idx, r, disabled, pass);
if (pci_claim_resource(dev, idx) < 0) {
/* We'll assign a new address later */
- dev->fw_addr[idx] = r->start;
+ pcibios_save_fw_addr(dev,
+ idx, r->start);
r->end -= r->start;
r->start = 0;
}
@@ -228,6 +310,7 @@ static int __init pcibios_assign_resources(void)
}
pci_assign_unassigned_resources();
+ pcibios_fw_addr_list_del();
return 0;
}
diff --git a/arch/x86/pci/mrst.c b/arch/x86/pci/mrst.c
index cb29191cee5..140942f66b3 100644
--- a/arch/x86/pci/mrst.c
+++ b/arch/x86/pci/mrst.c
@@ -43,6 +43,8 @@
#define PCI_FIXED_BAR_4_SIZE 0x14
#define PCI_FIXED_BAR_5_SIZE 0x1c
+static int pci_soc_mode = 0;
+
/**
* fixed_bar_cap - return the offset of the fixed BAR cap if found
* @bus: PCI bus
@@ -148,7 +150,9 @@ static bool type1_access_ok(unsigned int bus, unsigned int devfn, int reg)
*/
if (reg >= 0x100 || reg == PCI_STATUS || reg == PCI_HEADER_TYPE)
return 0;
- if (bus == 0 && (devfn == PCI_DEVFN(2, 0) || devfn == PCI_DEVFN(0, 0)))
+ if (bus == 0 && (devfn == PCI_DEVFN(2, 0)
+ || devfn == PCI_DEVFN(0, 0)
+ || devfn == PCI_DEVFN(3, 0)))
return 1;
return 0; /* langwell on others */
}
@@ -231,14 +235,43 @@ struct pci_ops pci_mrst_ops = {
*/
int __init pci_mrst_init(void)
{
- printk(KERN_INFO "Moorestown platform detected, using MRST PCI ops\n");
+ printk(KERN_INFO "Intel MID platform detected, using MID PCI ops\n");
pci_mmcfg_late_init();
pcibios_enable_irq = mrst_pci_irq_enable;
pci_root_ops = pci_mrst_ops;
+ pci_soc_mode = 1;
/* Continue with standard init */
return 1;
}
+/* Langwell devices are not true pci devices, they are not subject to 10 ms
+ * d3 to d0 delay required by pci spec.
+ */
+static void __devinit pci_d3delay_fixup(struct pci_dev *dev)
+{
+ /* PCI fixups are effectively decided compile time. If we have a dual
+ SoC/non-SoC kernel we don't want to mangle d3 on non SoC devices */
+ if (!pci_soc_mode)
+ return;
+ /* true pci devices in lincroft should allow type 1 access, the rest
+ * are langwell fake pci devices.
+ */
+ if (type1_access_ok(dev->bus->number, dev->devfn, PCI_DEVICE_ID))
+ return;
+ dev->d3_delay = 0;
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_d3delay_fixup);
+
+static void __devinit mrst_power_off_unused_dev(struct pci_dev *dev)
+{
+ pci_set_power_state(dev, PCI_D3cold);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0801, mrst_power_off_unused_dev);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0809, mrst_power_off_unused_dev);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x080C, mrst_power_off_unused_dev);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0812, mrst_power_off_unused_dev);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0815, mrst_power_off_unused_dev);
+
/*
* Langwell devices reside at fixed offsets, don't try to move them.
*/
@@ -248,6 +281,9 @@ static void __devinit pci_fixed_bar_fixup(struct pci_dev *dev)
u32 size;
int i;
+ if (!pci_soc_mode)
+ return;
+
/* Must have extended configuration space */
if (dev->cfg_size < PCIE_CAP_OFFSET + 4)
return;
diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c
index 61045c192e8..eb30e356f5b 100644
--- a/arch/xtensa/kernel/pci.c
+++ b/arch/xtensa/kernel/pci.c
@@ -153,7 +153,7 @@ static void __init pci_controller_apertures(struct pci_controller *pci_ctrl,
}
res->start += io_offset;
res->end += io_offset;
- pci_add_resource(resources, res);
+ pci_add_resource_offset(resources, res, io_offset);
for (i = 0; i < 3; i++) {
res = &pci_ctrl->mem_resources[i];
@@ -200,24 +200,9 @@ subsys_initcall(pcibios_init);
void __init pcibios_fixup_bus(struct pci_bus *bus)
{
- struct pci_controller *pci_ctrl = bus->sysdata;
- struct resource *res;
- unsigned long io_offset;
- int i;
-
- io_offset = (unsigned long)pci_ctrl->io_space.base;
if (bus->parent) {
/* This is a subordinate bridge */
pci_read_bridge_bases(bus);
-
- for (i = 0; i < 4; i++) {
- if ((res = bus->resource[i]) == NULL || !res->flags)
- continue;
- if (io_offset && (res->flags & IORESOURCE_IO)) {
- res->start += io_offset;
- res->end += io_offset;
- }
- }
}
}