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