Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc,pci,virtio: fixes, cleanups

Lots of fixes, cleanups.
CPU hot-unplug improvements.
A new AER property for virtio devices, adding a dummy AER capability.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Wed 09 Dec 2020 18:04:28 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (65 commits)
  hw/virtio-pci Added AER capability.
  hw/virtio-pci Added counter for pcie capabilities offsets.
  pcie_aer: Fix help message of pcie_aer_inject_error command
  x86: ich9: let firmware negotiate 'CPU hot-unplug with SMI' feature
  x86: ich9: factor out "guest_cpu_hotplug_features"
  tests/acpi: update expected files
  x86: acpi: let the firmware handle pending "CPU remove" events in SMM
  tests/acpi: allow expected files change
  x86: acpi: introduce AcpiPmInfo::smi_on_cpu_unplug
  acpi: cpuhp: introduce 'firmware performs eject' status/control bits
  hw/i386/pc: add max combined fw size as machine configuration option
  block/export: avoid g_return_val_if() input validation
  contrib/vhost-user-input: avoid g_return_val_if() input validation
  contrib/vhost-user-gpu: avoid g_return_val_if() input validation
  contrib/vhost-user-blk: avoid g_return_val_if() input validation
  .gitlab-ci: add build-libvhost-user
  libvhost-user: add a simple link test without glib
  libvhost-user: make it a meson subproject
  libvhost-user: drop qemu/osdep.h dependency
  libvhost-user: remove qemu/compiler.h usage
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

2 files changed, 21 insertions, 9 deletions

diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 12a012d9dd..c060702013 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -4510,14 +4510,25 @@ static void spapr_machine_latest_class_options(MachineClass *mc)
     type_init(spapr_machine_register_##suffix)
 
 /*
+ * pseries-6.0
+ */
+static void spapr_machine_6_0_class_options(MachineClass *mc)
+{
+    /* Defaults for the latest behaviour inherited from the base class */
+}
+
+DEFINE_SPAPR_MACHINE(6_0, "6.0", true);
+
+/*
  * pseries-5.2
  */
 static void spapr_machine_5_2_class_options(MachineClass *mc)
 {
-    /* Defaults for the latest behaviour inherited from the base class */
+    spapr_machine_6_0_class_options(mc);
+    compat_props_add(mc->compat_props, hw_compat_5_2, hw_compat_5_2_len);
 }
 
-DEFINE_SPAPR_MACHINE(5_2, "5.2", true);
+DEFINE_SPAPR_MACHINE(5_2, "5.2", false);
 
 /*
  * pseries-5.1
diff --git a/hw/ppc/spapr_iommu.c b/hw/ppc/spapr_iommu.c
index 0790239ba5..30352df00e 100644
--- a/hw/ppc/spapr_iommu.c
+++ b/hw/ppc/spapr_iommu.c
@@ -445,7 +445,7 @@ static void spapr_tce_reset(DeviceState *dev)
 static target_ulong put_tce_emu(SpaprTceTable *tcet, target_ulong ioba,
                                 target_ulong tce)
 {
-    IOMMUTLBEntry entry;
+    IOMMUTLBEvent event;
     hwaddr page_mask = IOMMU_PAGE_MASK(tcet->page_shift);
     unsigned long index = (ioba - tcet->bus_offset) >> tcet->page_shift;
 
@@ -457,12 +457,13 @@ static target_ulong put_tce_emu(SpaprTceTable *tcet, target_ulong ioba,
 
     tcet->table[index] = tce;
 
-    entry.target_as = &address_space_memory,
-    entry.iova = (ioba - tcet->bus_offset) & page_mask;
-    entry.translated_addr = tce & page_mask;
-    entry.addr_mask = ~page_mask;
-    entry.perm = spapr_tce_iommu_access_flags(tce);
-    memory_region_notify_iommu(&tcet->iommu, 0, entry);
+    event.entry.target_as = &address_space_memory,
+    event.entry.iova = (ioba - tcet->bus_offset) & page_mask;
+    event.entry.translated_addr = tce & page_mask;
+    event.entry.addr_mask = ~page_mask;
+    event.entry.perm = spapr_tce_iommu_access_flags(tce);
+    event.type = event.entry.perm ? IOMMU_NOTIFIER_MAP : IOMMU_NOTIFIER_UNMAP;
+    memory_region_notify_iommu(&tcet->iommu, 0, event);
 
     return H_SUCCESS;
 }