Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into...

Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pc,pci: fixes, features, cleanups

CXL volatile memory support
More memslots for vhost-user on x86 and ARM.
vIOMMU support for vhost-vdpa
pcie-to-pci bridge can now be compiled out
MADT revision bumped to 3
Fixes, cleanups all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (40 commits)
  hw/i386/pc: No need for rtc_state to be an out-parameter
  hw/i386/pc: Create RTC controllers in south bridges
  hw/cxl: Introduce cxl_device_get_timestamp() utility function
  hw/cxl: rename mailbox return code type from ret_code to CXLRetCode
  hw/pci-bridge: make building pcie-to-pci bridge configurable
  virtio-pci: add handling of PCI ATS and Device-TLB enable/disable
  hw/pci-host/pam: Make init_pam() usage more readable
  hw/i386/pc: Initialize ram_memory variable directly
  hw/i386/pc_{q35,piix}: Minimize usage of get_system_memory()
  hw/i386/pc_{q35,piix}: Reuse MachineClass::desc as SMB product name
  hw/i386/pc_q35: Reuse machine parameter
  hw/pci-host/q35: Inline sysbus_add_io()
  hw/pci-host/i440fx: Inline sysbus_add_io()
  vhost-vdpa: Add support for vIOMMU.
  vhost-vdpa: Add check for full 64-bit in region delete
  vhost_vdpa: fix the input in trace_vhost_vdpa_listener_region_del()
  vhost: expose function vhost_dev_has_iommu()
  virtio-crypto: fix NULL pointer dereference in virtio_crypto_free_request
  virtio-net: not enable vq reset feature unconditionally
  vhost-user: Remove acpi-specific memslot limit
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>