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-rw-r--r--arch/powerpc/platforms/pseries/setup.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index ec341707e41b..8d75ea21296f 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -63,6 +63,7 @@
#include <asm/smp.h>
#include <asm/firmware.h>
#include <asm/eeh.h>
+#include <asm/pSeries_reconfig.h>
#include "plpar_wrappers.h"
#include "pseries.h"
@@ -254,6 +255,29 @@ static void __init pseries_discover_pic(void)
" interrupt-controller\n");
}
+static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
+{
+ struct device_node *np = node;
+ struct pci_dn *pci = NULL;
+ int err = NOTIFY_OK;
+
+ switch (action) {
+ case PSERIES_RECONFIG_ADD:
+ pci = np->parent->data;
+ if (pci)
+ update_dn_pci_info(np, pci->phb);
+ break;
+ default:
+ err = NOTIFY_DONE;
+ break;
+ }
+ return err;
+}
+
+static struct notifier_block pci_dn_reconfig_nb = {
+ .notifier_call = pci_dn_reconfig_notifier,
+};
+
static void __init pSeries_setup_arch(void)
{
/* Discover PIC type and setup ppc_md accordingly */
@@ -271,6 +295,7 @@ static void __init pSeries_setup_arch(void)
/* Find and initialize PCI host bridges */
init_pci_config_tokens();
find_and_init_phbs();
+ pSeries_reconfig_notifier_register(&pci_dn_reconfig_nb);
eeh_init();
pSeries_nvram_init();
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