diff --git a/arch/powerpc/kernel/vdso64/gettimeofday.S b/arch/powerpc/kernel/vdso64/gettimeofday.S
index ccaeda5136d17e63a71c6d1d64209e2d8d515694..4ee871f1cadbc776f6c5a512f74a86b27220b2d6 100644
--- a/arch/powerpc/kernel/vdso64/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso64/gettimeofday.S
@@ -225,9 +225,9 @@ V_FUNCTION_BEGIN(__do_get_xsec)
.cfi_startproc
/* check for update count & load values */
1: ld r8,CFG_TB_UPDATE_COUNT(r3)
- andi. r0,r4,1 /* pending update ? loop */
+ andi. r0,r8,1 /* pending update ? loop */
bne- 1b
- xor r0,r4,r4 /* create dependency */
+ xor r0,r8,r8 /* create dependency */
add r3,r3,r0
/* Get TB & offset it */
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index b1f614c612dd136963cf4c480b90f306fb848b06..e9d589eefc14ce07aa5f670c036b35bfc3124328 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -169,7 +169,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
#ifdef CONFIG_PPC_ISERIES
if (_machine == PLATFORM_ISERIES_LPAR)
ret = iSeries_hpte_insert(hpteg, va,
- virt_to_abs(paddr),
+ __pa(vaddr),
tmp_mode,
HPTE_V_BOLTED,
psize);
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 83578313ee7e7e635fb07663df1e64ab080dff94..2ab9dcdfb41579704c55d8c1a4ddc918e832d6ee 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -893,6 +893,20 @@ void eeh_add_device_tree_early(struct device_node *dn)
}
EXPORT_SYMBOL_GPL(eeh_add_device_tree_early);
+void eeh_add_device_tree_late(struct pci_bus *bus)
+{
+ struct pci_dev *dev;
+
+ list_for_each_entry(dev, &bus->devices, bus_list) {
+ eeh_add_device_late(dev);
+ if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) {
+ struct pci_bus *subbus = dev->subordinate;
+ if (subbus)
+ eeh_add_device_tree_late(subbus);
+ }
+ }
+}
+
/**
* eeh_add_device_late - perform EEH initialization for the indicated pci device
* @dev: pci device for which to set up EEH
diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c
index e3cbba49fd6e83466be3074294e543ccc576e768..b811d5ff92feea02696adabf0313c9c45a7c40f2 100644
--- a/arch/powerpc/platforms/pseries/eeh_driver.c
+++ b/arch/powerpc/platforms/pseries/eeh_driver.c
@@ -37,7 +37,7 @@
static inline const char * pcid_name (struct pci_dev *pdev)
{
- if (pdev->dev.driver)
+ if (pdev && pdev->dev.driver)
return pdev->dev.driver->name;
return "";
}
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index bdaa8aabdaa64c4388c5ca4d933464a0293aa6f0..f3bad900bbcf81a236b3f9c7f081ef97477bc16e 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -106,6 +106,8 @@ pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus)
}
}
}
+
+ eeh_add_device_tree_late(bus);
}
EXPORT_SYMBOL_GPL(pcibios_fixup_new_pci_devices);
@@ -114,7 +116,6 @@ pcibios_pci_config_bridge(struct pci_dev *dev)
{
u8 sec_busno;
struct pci_bus *child_bus;
- struct pci_dev *child_dev;
/* Get busno of downstream bus */
pci_read_config_byte(dev, PCI_SECONDARY_BUS, &sec_busno);
@@ -129,10 +130,6 @@ pcibios_pci_config_bridge(struct pci_dev *dev)
pci_scan_child_bus(child_bus);
- list_for_each_entry(child_dev, &child_bus->devices, bus_list) {
- eeh_add_device_late(child_dev);
- }
-
/* Fixup new pci devices without touching bus struct */
pcibios_fixup_new_pci_devices(child_bus, 0);
@@ -160,18 +157,25 @@ pcibios_add_pci_devices(struct pci_bus * bus)
eeh_add_device_tree_early(dn);
- /* pci_scan_slot should find all children */
- slotno = PCI_SLOT(PCI_DN(dn->child)->devfn);
- num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0));
- if (num) {
- pcibios_fixup_new_pci_devices(bus, 1);
- pci_bus_add_devices(bus);
- }
+ if (_machine == PLATFORM_PSERIES_LPAR) {
+ /* use ofdt-based probe */
+ of_scan_bus(dn, bus);
+ if (!list_empty(&bus->devices)) {
+ pcibios_fixup_new_pci_devices(bus, 0);
+ pci_bus_add_devices(bus);
+ }
+ } else {
+ /* use legacy probe */
+ slotno = PCI_SLOT(PCI_DN(dn->child)->devfn);
+ num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0));
+ if (num) {
+ pcibios_fixup_new_pci_devices(bus, 1);
+ pci_bus_add_devices(bus);
+ }
- list_for_each_entry(dev, &bus->devices, bus_list) {
- eeh_add_device_late (dev);
- if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE)
- pcibios_pci_config_bridge(dev);
+ list_for_each_entry(dev, &bus->devices, bus_list)
+ if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE)
+ pcibios_pci_config_bridge(dev);
}
}
EXPORT_SYMBOL_GPL(pcibios_add_pci_devices);
diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h
index b263fb2fa6e4376312677746cc00a10911f676df..7dfb408fe2cac07830c3ed552aeeee3a8cafd8e2 100644
--- a/include/asm-powerpc/eeh.h
+++ b/include/asm-powerpc/eeh.h
@@ -27,6 +27,7 @@
#include <linux/string.h>
struct pci_dev;
+struct pci_bus;
struct device_node;
#ifdef CONFIG_EEH
@@ -61,7 +62,7 @@ void __init pci_addr_cache_build(void);
*/
void eeh_add_device_early(struct device_node *);
void eeh_add_device_tree_early(struct device_node *);
-void eeh_add_device_late(struct pci_dev *);
+void eeh_add_device_tree_late(struct pci_bus *);
/**
* eeh_remove_device - undo EEH setup for the indicated pci device
@@ -116,12 +117,12 @@ static inline void pci_addr_cache_build(void) { }
static inline void eeh_add_device_early(struct device_node *dn) { }
-static inline void eeh_add_device_late(struct pci_dev *dev) { }
-
static inline void eeh_remove_device(struct pci_dev *dev) { }
static inline void eeh_add_device_tree_early(struct device_node *dn) { }
+static inline void eeh_add_device_tree_late(struct pci_bus *bus) { }
+
static inline void eeh_remove_bus_device(struct pci_dev *dev) { }
#define EEH_POSSIBLE_ERROR(val, type) (0)
#define EEH_IO_ERROR_VALUE(size) (-1UL)