These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / powerpc / platforms / pseries / setup.c

diff --git a/kernel/arch/powerpc/platforms/pseries/setup.c b/kernel/arch/powerpc/platforms/pseries/setup.c
index e6e8b24..36df46e 100644 (file)
--- a/kernel/arch/powerpc/platforms/pseries/setup.c
+++ b/kernel/arch/powerpc/platforms/pseries/setup.c
@@ -40,6 +40,7 @@
 #include <linux/seq_file.h>
 #include <linux/root_dev.h>
 #include <linux/of.h>
+#include <linux/of_pci.h>
 #include <linux/kexec.h>
 
 #include <asm/mmu.h>
@@ -111,7 +112,7 @@ static void __init fwnmi_init(void)
                fwnmi_active = 1;
 }
 
-static void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc)
+static void pseries_8259_cascade(struct irq_desc *desc)
 {
        struct irq_chip *chip = irq_desc_get_chip(desc);
        unsigned int cascade_irq = i8259_irq();
@@ -254,24 +255,26 @@ static void __init pseries_discover_pic(void)
 static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *data)
 {
        struct of_reconfig_data *rd = data;
-       struct device_node *np = rd->dn;
-       struct pci_dn *pci = NULL;
+       struct device_node *parent, *np = rd->dn;
+       struct pci_dn *pdn;
        int err = NOTIFY_OK;
 
        switch (action) {
        case OF_RECONFIG_ATTACH_NODE:
-               pci = np->parent->data;
-               if (pci) {
-                       update_dn_pci_info(np, pci->phb);
-
-                       /* Create EEH device for the OF node */
-                       eeh_dev_init(PCI_DN(np), pci->phb);
+               parent = of_get_parent(np);
+               pdn = parent ? PCI_DN(parent) : NULL;
+               if (pdn) {
+                       /* Create pdn and EEH device */
+                       update_dn_pci_info(np, pdn->phb);
+                       eeh_dev_init(PCI_DN(np), pdn->phb);
                }
+
+               of_node_put(parent);
                break;
        case OF_RECONFIG_DETACH_NODE:
-               pci = PCI_DN(np);
-               if (pci)
-                       list_del(&pci->list);
+               pdn = PCI_DN(np);
+               if (pdn)
+                       list_del(&pdn->list);
                break;
        default:
                err = NOTIFY_DONE;
@@ -493,18 +496,7 @@ static void __init find_and_init_phbs(void)
         * PCI_PROBE_ONLY and PCI_REASSIGN_ALL_BUS can be set via properties
         * in chosen.
         */
-       if (of_chosen) {
-               const int *prop;
-
-               prop = of_get_property(of_chosen,
-                               "linux,pci-probe-only", NULL);
-               if (prop) {
-                       if (*prop)
-                               pci_add_flags(PCI_PROBE_ONLY);
-                       else
-                               pci_clear_flags(PCI_PROBE_ONLY);
-               }
-       }
+       of_pci_check_probe_only();
 }
 
 static void __init pSeries_setup_arch(void)
@@ -835,10 +827,6 @@ static int pSeries_pci_probe_mode(struct pci_bus *bus)
        return PCI_PROBE_NORMAL;
 }
 
-#ifndef CONFIG_PCI
-void pSeries_final_fixup(void) { }
-#endif
-
 struct pci_controller_ops pseries_pci_controller_ops = {
        .probe_mode             = pSeries_pci_probe_mode,
 };