Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-3.0-20180801' into staging

ppc patch queue for 2018-08-01

Here are a final couple of fixes for the 3.0 release.

# gpg: Signature made Wed 01 Aug 2018 04:52:57 BST
# gpg:                using RSA key 6C38CACA20D9B392
# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>"
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>"
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>"
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>"
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-3.0-20180801:
  sam460ex: Fix PCI interrupts with multiple devices
  hw/misc/macio: Fix device introspection problems in macio devices
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

hw/misc/macio/cuda.c

@@ -554,9 +554,8 @@ static void cuda_init(Object *obj)
     CUDAState *s = CUDA(obj);
     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
 
-    object_initialize(&s->mos6522_cuda, sizeof(s->mos6522_cuda),
-                      TYPE_MOS6522_CUDA);
-    qdev_set_parent_bus(DEVICE(&s->mos6522_cuda), sysbus_get_default());
+    sysbus_init_child_obj(obj, "mos6522-cuda", &s->mos6522_cuda,
+                          sizeof(s->mos6522_cuda), TYPE_MOS6522_CUDA);
 
     memory_region_init_io(&s->mem, obj, &mos6522_cuda_ops, s, "cuda", 0x2000);
     sysbus_init_mmio(sbd, &s->mem);

hw/misc/macio/macio.c

@@ -209,14 +209,11 @@ static void macio_oldworld_realize(PCIDevice *d, Error **errp)
 static void macio_init_ide(MacIOState *s, MACIOIDEState *ide, size_t ide_size,
                            int index)
 {
-    gchar *name;
+    gchar *name = g_strdup_printf("ide[%i]", index);
 
-    object_initialize(ide, ide_size, TYPE_MACIO_IDE);
-    qdev_set_parent_bus(DEVICE(ide), sysbus_get_default());
+    sysbus_init_child_obj(OBJECT(s), name, ide, ide_size, TYPE_MACIO_IDE);
     memory_region_add_subregion(&s->bar, 0x1f000 + ((index + 1) * 0x1000),
                                 &ide->mem);
-    name = g_strdup_printf("ide[%i]", index);
-    object_property_add_child(OBJECT(s), name, OBJECT(ide), NULL);
     g_free(name);
 }
 
@@ -232,9 +229,7 @@ static void macio_oldworld_init(Object *obj)
                              qdev_prop_allow_set_link_before_realize,
                              0, NULL);
 
-    object_initialize(&s->cuda, sizeof(s->cuda), TYPE_CUDA);
-    qdev_set_parent_bus(DEVICE(&s->cuda), sysbus_get_default());
-    object_property_add_child(obj, "cuda", OBJECT(&s->cuda), NULL);
+    sysbus_init_child_obj(obj, "cuda", &s->cuda, sizeof(s->cuda), TYPE_CUDA);
 
     object_initialize(&os->nvram, sizeof(os->nvram), TYPE_MACIO_NVRAM);
     dev = DEVICE(&os->nvram);
@@ -390,8 +385,8 @@ static void macio_newworld_init(Object *obj)
                              qdev_prop_allow_set_link_before_realize,
                              0, NULL);
 
-    object_initialize(&ns->gpio, sizeof(ns->gpio), TYPE_MACIO_GPIO);
-    qdev_set_parent_bus(DEVICE(&ns->gpio), sysbus_get_default());
+    sysbus_init_child_obj(obj, "gpio", &ns->gpio, sizeof(ns->gpio),
+                          TYPE_MACIO_GPIO);
 
     for (i = 0; i < 2; i++) {
         macio_init_ide(s, &ns->ide[i], sizeof(ns->ide[i]), i);
@@ -404,13 +399,10 @@ static void macio_instance_init(Object *obj)
 
     memory_region_init(&s->bar, obj, "macio", 0x80000);
 
-    object_initialize(&s->dbdma, sizeof(s->dbdma), TYPE_MAC_DBDMA);
-    qdev_set_parent_bus(DEVICE(&s->dbdma), sysbus_get_default());
-    object_property_add_child(obj, "dbdma", OBJECT(&s->dbdma), NULL);
+    sysbus_init_child_obj(obj, "dbdma", &s->dbdma, sizeof(s->dbdma),
+                          TYPE_MAC_DBDMA);
 
-    object_initialize(&s->escc, sizeof(s->escc), TYPE_ESCC);
-    qdev_set_parent_bus(DEVICE(&s->escc), sysbus_get_default());
-    object_property_add_child(obj, "escc", OBJECT(&s->escc), NULL);
+    sysbus_init_child_obj(obj, "escc", &s->escc, sizeof(s->escc), TYPE_ESCC);
 }
 
 static const VMStateDescription vmstate_macio_oldworld = {

hw/misc/macio/pmu.c

@@ -770,9 +770,8 @@ static void pmu_init(Object *obj)
                              qdev_prop_allow_set_link_before_realize,
                              0, NULL);
 
-    object_initialize(&s->mos6522_pmu, sizeof(s->mos6522_pmu),
-                      TYPE_MOS6522_PMU);
-    qdev_set_parent_bus(DEVICE(&s->mos6522_pmu), sysbus_get_default());
+    sysbus_init_child_obj(obj, "mos6522-pmu", &s->mos6522_pmu,
+                          sizeof(s->mos6522_pmu), TYPE_MOS6522_PMU);
 
     memory_region_init_io(&s->mem, obj, &mos6522_pmu_ops, s, "via-pmu",
                           0x2000);

hw/ppc/ppc440_pcix.c

@@ -57,7 +57,7 @@ typedef struct PPC440PCIXState {
     struct PLBOutMap pom[PPC440_PCIX_NR_POMS];
     struct PLBInMap pim[PPC440_PCIX_NR_PIMS];
     uint32_t sts;
-    qemu_irq irq[PCI_NUM_PINS];
+    qemu_irq irq;
     AddressSpace bm_as;
     MemoryRegion bm;
 
@@ -418,21 +418,20 @@ static void ppc440_pcix_reset(DeviceState *dev)
  * This may need further refactoring for other boards. */
 static int ppc440_pcix_map_irq(PCIDevice *pci_dev, int irq_num)
 {
-    int slot = pci_dev->devfn >> 3;
-    trace_ppc440_pcix_map_irq(pci_dev->devfn, irq_num, slot);
-    return slot - 1;
+    trace_ppc440_pcix_map_irq(pci_dev->devfn, irq_num, 0);
+    return 0;
 }
 
 static void ppc440_pcix_set_irq(void *opaque, int irq_num, int level)
 {
-    qemu_irq *pci_irqs = opaque;
+    qemu_irq *pci_irq = opaque;
 
     trace_ppc440_pcix_set_irq(irq_num);
     if (irq_num < 0) {
         error_report("%s: PCI irq %d", __func__, irq_num);
         return;
     }
-    qemu_set_irq(pci_irqs[irq_num], level);
+    qemu_set_irq(*pci_irq, level);
 }
 
 static AddressSpace *ppc440_pcix_set_iommu(PCIBus *b, void *opaque, int devfn)
@@ -471,19 +470,15 @@ static int ppc440_pcix_initfn(SysBusDevice *dev)
 {
     PPC440PCIXState *s;
     PCIHostState *h;
-    int i;
 
     h = PCI_HOST_BRIDGE(dev);
     s = PPC440_PCIX_HOST_BRIDGE(dev);
 
-    for (i = 0; i < ARRAY_SIZE(s->irq); i++) {
-        sysbus_init_irq(dev, &s->irq[i]);
-    }
-
+    sysbus_init_irq(dev, &s->irq);
     memory_region_init(&s->busmem, OBJECT(dev), "pci bus memory", UINT64_MAX);
     h->bus = pci_register_root_bus(DEVICE(dev), NULL, ppc440_pcix_set_irq,
-                         ppc440_pcix_map_irq, s->irq, &s->busmem,
-                         get_system_io(), PCI_DEVFN(0, 0), 4, TYPE_PCI_BUS);
+                         ppc440_pcix_map_irq, &s->irq, &s->busmem,
+                         get_system_io(), PCI_DEVFN(0, 0), 1, TYPE_PCI_BUS);
 
     s->dev = pci_create_simple(h->bus, PCI_DEVFN(0, 0), "ppc4xx-host-bridge");
 

hw/ppc/sam460ex.c

@@ -515,10 +515,8 @@ static void sam460ex_init(MachineState *machine)
 
     /* PCI bus */
     ppc460ex_pcie_init(env);
-    /* FIXME: is this correct? */
-    dev = sysbus_create_varargs("ppc440-pcix-host", 0xc0ec00000,
-                                uic[1][0], uic[1][20], uic[1][21], uic[1][22],
-                                NULL);
+    /* All PCI irqs are connected to the same UIC pin (cf. UBoot source) */
+    dev = sysbus_create_simple("ppc440-pcix-host", 0xc0ec00000, uic[1][0]);
     pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci.0");
     if (!pci_bus) {
         error_report("couldn't create PCI controller!");