cryptospore / rpms / qemu-kvm

Forked from rpms/qemu-kvm 2 years ago
Clone

Blame SOURCES/kvm-hw-s390x-s390-pci-bus-Convert-sysbus-init-function-t.patch

b38b0f
From 11e6368bca72590e49a7705b55ce031f543941d7 Mon Sep 17 00:00:00 2001
b38b0f
From: Cornelia Huck <cohuck@redhat.com>
b38b0f
Date: Wed, 17 Apr 2019 13:57:23 +0100
b38b0f
Subject: [PATCH 06/24] hw/s390x/s390-pci-bus: Convert sysbus init function to
b38b0f
 realize function
b38b0f
MIME-Version: 1.0
b38b0f
Content-Type: text/plain; charset=UTF-8
b38b0f
Content-Transfer-Encoding: 8bit
b38b0f
b38b0f
RH-Author: Cornelia Huck <cohuck@redhat.com>
b38b0f
Message-id: <20190417135741.25297-7-cohuck@redhat.com>
b38b0f
Patchwork-id: 85787
b38b0f
O-Subject: [RHEL-8.1.0 qemu-kvm PATCH v2 06/24] hw/s390x/s390-pci-bus: Convert sysbus init function to realize function
b38b0f
Bugzilla: 1699070
b38b0f
RH-Acked-by: David Hildenbrand <david@redhat.com>
b38b0f
RH-Acked-by: Thomas Huth <thuth@redhat.com>
b38b0f
RH-Acked-by: Philippe Mathieu-Daudé <philmd@redhat.com>
b38b0f
RH-Acked-by: Jens Freimann <jfreimann@redhat.com>
b38b0f
b38b0f
From: Thomas Huth <thuth@redhat.com>
b38b0f
b38b0f
The SysBusDeviceClass->init() interface is considered as a legacy interface
b38b0f
and there are currently some efforts going on to get rid of it. Thus let's
b38b0f
convert the init function in the s390x code to realize() instead.
b38b0f
b38b0f
Signed-off-by: Thomas Huth <thuth@redhat.com>
b38b0f
Message-Id: <1538466491-2073-1-git-send-email-thuth@redhat.com>
b38b0f
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
b38b0f
Reviewed-by: David Hildenbrand <david@redhat.com>
b38b0f
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
b38b0f
(cherry picked from commit b576d582ea2b03f4eada186fff59308d22b40a6a)
b38b0f
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
b38b0f
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
b38b0f
---
b38b0f
 hw/s390x/s390-pci-bus.c | 34 +++++++++++++++++++++-------------
b38b0f
 1 file changed, 21 insertions(+), 13 deletions(-)
b38b0f
b38b0f
diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c
b38b0f
index 10da874..f253774 100644
b38b0f
--- a/hw/s390x/s390-pci-bus.c
b38b0f
+++ b/hw/s390x/s390-pci-bus.c
b38b0f
@@ -692,27 +692,35 @@ static void s390_pci_iommu_free(S390pciState *s, PCIBus *bus, int32_t devfn)
b38b0f
     object_unref(OBJECT(iommu));
b38b0f
 }
b38b0f
 
b38b0f
-static int s390_pcihost_init(SysBusDevice *dev)
b38b0f
+static void s390_pcihost_realize(DeviceState *dev, Error **errp)
b38b0f
 {
b38b0f
     PCIBus *b;
b38b0f
     BusState *bus;
b38b0f
     PCIHostState *phb = PCI_HOST_BRIDGE(dev);
b38b0f
     S390pciState *s = S390_PCI_HOST_BRIDGE(dev);
b38b0f
+    Error *local_err = NULL;
b38b0f
 
b38b0f
     DPRINTF("host_init\n");
b38b0f
 
b38b0f
-    b = pci_register_root_bus(DEVICE(dev), NULL,
b38b0f
-                              s390_pci_set_irq, s390_pci_map_irq, NULL,
b38b0f
-                              get_system_memory(), get_system_io(), 0, 64,
b38b0f
-                              TYPE_PCI_BUS);
b38b0f
+    b = pci_register_root_bus(dev, NULL, s390_pci_set_irq, s390_pci_map_irq,
b38b0f
+                              NULL, get_system_memory(), get_system_io(), 0,
b38b0f
+                              64, TYPE_PCI_BUS);
b38b0f
     pci_setup_iommu(b, s390_pci_dma_iommu, s);
b38b0f
 
b38b0f
     bus = BUS(b);
b38b0f
-    qbus_set_hotplug_handler(bus, DEVICE(dev), NULL);
b38b0f
+    qbus_set_hotplug_handler(bus, dev, &local_err);
b38b0f
+    if (local_err) {
b38b0f
+        error_propagate(errp, local_err);
b38b0f
+        return;
b38b0f
+    }
b38b0f
     phb->bus = b;
b38b0f
 
b38b0f
-    s->bus = S390_PCI_BUS(qbus_create(TYPE_S390_PCI_BUS, DEVICE(s), NULL));
b38b0f
-    qbus_set_hotplug_handler(BUS(s->bus), DEVICE(s), NULL);
b38b0f
+    s->bus = S390_PCI_BUS(qbus_create(TYPE_S390_PCI_BUS, dev, NULL));
b38b0f
+    qbus_set_hotplug_handler(BUS(s->bus), dev, &local_err);
b38b0f
+    if (local_err) {
b38b0f
+        error_propagate(errp, local_err);
b38b0f
+        return;
b38b0f
+    }
b38b0f
 
b38b0f
     s->iommu_table = g_hash_table_new_full(g_int64_hash, g_int64_equal,
b38b0f
                                            NULL, g_free);
b38b0f
@@ -722,9 +730,10 @@ static int s390_pcihost_init(SysBusDevice *dev)
b38b0f
     QTAILQ_INIT(&s->zpci_devs);
b38b0f
 
b38b0f
     css_register_io_adapters(CSS_IO_ADAPTER_PCI, true, false,
b38b0f
-                             S390_ADAPTER_SUPPRESSIBLE, &error_abort);
b38b0f
-
b38b0f
-    return 0;
b38b0f
+                             S390_ADAPTER_SUPPRESSIBLE, &local_err);
b38b0f
+    if (local_err) {
b38b0f
+        error_propagate(errp, local_err);
b38b0f
+    }
b38b0f
 }
b38b0f
 
b38b0f
 static int s390_pci_msix_init(S390PCIBusDevice *pbdev)
b38b0f
@@ -1018,12 +1027,11 @@ static void s390_pcihost_reset(DeviceState *dev)
b38b0f
 
b38b0f
 static void s390_pcihost_class_init(ObjectClass *klass, void *data)
b38b0f
 {
b38b0f
-    SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
b38b0f
     DeviceClass *dc = DEVICE_CLASS(klass);
b38b0f
     HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(klass);
b38b0f
 
b38b0f
     dc->reset = s390_pcihost_reset;
b38b0f
-    k->init = s390_pcihost_init;
b38b0f
+    dc->realize = s390_pcihost_realize;
b38b0f
     hc->plug = s390_pcihost_hot_plug;
b38b0f
     hc->unplug = s390_pcihost_hot_unplug;
b38b0f
     msi_nonbroken = true;
b38b0f
-- 
b38b0f
1.8.3.1
b38b0f