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-rw-r--r--arch/powerpc/kernel/eeh_pe.c13
-rw-r--r--arch/powerpc/platforms/powernv/pci-ioda.c3
2 files changed, 9 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c
index f33ceccf6876..35f0b62259bb 100644
--- a/arch/powerpc/kernel/eeh_pe.c
+++ b/arch/powerpc/kernel/eeh_pe.c
@@ -328,6 +328,13 @@ int eeh_add_to_parent_pe(struct eeh_dev *edev)
{
struct eeh_pe *pe, *parent;
+ /* Check if the PE number is valid */
+ if (!eeh_has_flag(EEH_VALID_PE_ZERO) && !edev->pe_config_addr) {
+ pr_err("%s: Invalid PE#0 for edev 0x%x on PHB#%d\n",
+ __func__, edev->config_addr, edev->phb->global_number);
+ return -EINVAL;
+ }
+
/*
* Search the PE has been existing or not according
* to the PE address. If that has been existing, the
@@ -336,12 +343,6 @@ int eeh_add_to_parent_pe(struct eeh_dev *edev)
*/
pe = eeh_pe_get(edev);
if (pe && !(pe->type & EEH_PE_INVALID)) {
- if (!edev->pe_config_addr) {
- pr_err("%s: PE with addr 0x%x already exists\n",
- __func__, edev->config_addr);
- return -EEXIST;
- }
-
/* Mark the PE as type of PCI bus */
pe->type = EEH_PE_BUS;
edev->pe = pe;
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index b1387ea6d10a..5ac7c60a8801 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -2462,7 +2462,8 @@ static void pnv_ioda_setup_pe_seg(struct pci_controller *hose,
region.start += phb->ioda.io_segsize;
index++;
}
- } else if (res->flags & IORESOURCE_MEM) {
+ } else if ((res->flags & IORESOURCE_MEM) &&
+ !pnv_pci_is_mem_pref_64(res->flags)) {
region.start = res->start -
hose->mem_offset[0] -
phb->ioda.m32_pci_base;