From 3998ccd092989da5b6abcd0b182f49a55c841e5f Mon Sep 17 00:00:00 2001
From: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Date: Tue, 19 Feb 2019 18:18:29 +0100
Subject: [PATCH] spapr: populate PHB DRC entries for root DT node

This add entries to the root OF node to advertise our PHBs as being
DR-capable in accordance with PAPR specification.

Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <155059670897.1466090.10843921337591637414.stgit@bahia.lab.toulouse-stg.fr.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/ppc/spapr.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 96bea7580a..fcda177090 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1365,6 +1365,14 @@ static void *spapr_build_fdt(sPAPRMachineState *spapr)
         exit(1);
     }
 
+    if (smc->dr_phb_enabled) {
+        ret = spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_PHB);
+        if (ret < 0) {
+            error_report("Couldn't set up PHB DR device tree properties");
+            exit(1);
+        }
+    }
+
     return fdt;
 }