diff options
Diffstat (limited to 'arch/powerpc/platforms/powernv/pci-ioda.c')
-rw-r--r-- | arch/powerpc/platforms/powernv/pci-ioda.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 748d733187a4..d27897a9c5ec 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -126,9 +126,22 @@ static inline bool pnv_pci_is_m64(struct pnv_phb *phb, struct resource *r) static struct pnv_ioda_pe *pnv_ioda_init_pe(struct pnv_phb *phb, int pe_no) { + s64 rc; + phb->ioda.pe_array[pe_no].phb = phb; phb->ioda.pe_array[pe_no].pe_number = pe_no; + /* + * Clear the PE frozen state as it might be put into frozen state + * in the last PCI remove path. It's not harmful to do so when the + * PE is already in unfrozen state. + */ + rc = opal_pci_eeh_freeze_clear(phb->opal_id, pe_no, + OPAL_EEH_ACTION_CLEAR_FREEZE_ALL); + if (rc != OPAL_SUCCESS) + pr_warn("%s: Error %lld unfreezing PHB#%d-PE#%d\n", + __func__, rc, phb->hose->global_number, pe_no); + return &phb->ioda.pe_array[pe_no]; } @@ -409,7 +422,7 @@ static void __init pnv_ioda_parse_m64_window(struct pnv_phb *phb) struct device_node *dn = hose->dn; struct resource *res; u32 m64_range[2], i; - const u32 *r; + const __be32 *r; u64 pci_addr; if (phb->type != PNV_PHB_IODA1 && phb->type != PNV_PHB_IODA2) { |