powerpc/pseries/pci: Add support of MSI domains to PHB hotplug

[linux-2.6-microblaze.git] / arch / powerpc / platforms / pseries / msi.c

diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index f9635b0..e2127a3 100644 (file)
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -733,6 +733,16 @@ int pseries_msi_allocate_domains(struct pci_controller *phb)
        return __pseries_msi_allocate_domains(phb, count);
 }
 
+void pseries_msi_free_domains(struct pci_controller *phb)
+{
+       if (phb->msi_domain)
+               irq_domain_remove(phb->msi_domain);
+       if (phb->dev_domain)
+               irq_domain_remove(phb->dev_domain);
+       if (phb->fwnode)
+               irq_domain_free_fwnode(phb->fwnode);
+}
+
 static void rtas_msi_pci_irq_fixup(struct pci_dev *pdev)
 {
        /* No LSI -> leave MSIs (if any) configured */