[PATCH RFC 3/5] acpi/generic_event_device: Update GHES migration to cover hest addr

[Mauro Carvalho Chehab]

The GHES migration logic at GED should now support HEST table
location too.

Increase migration version and change needed to check for both
ghes_addr_le and hest_addr_le.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
 hw/acpi/generic_event_device.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/hw/acpi/generic_event_device.c b/hw/acpi/generic_event_device.c
index d4dbfb45e181..49ca1fb8e84a 100644
--- a/hw/acpi/generic_event_device.c
+++ b/hw/acpi/generic_event_device.c
@@ -369,6 +369,34 @@ static const VMStateDescription vmstate_ghes_state = {
     }
 };
 
+static const VMStateDescription vmstate_hest = {
+    .name = "acpi-ghes",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields = (const VMStateField[]) {
+        VMSTATE_UINT64(hest_addr_le, AcpiGhesState),
+        VMSTATE_END_OF_LIST()
+    },
+};
+
+static bool hest_needed(void *opaque)
+{
+    AcpiGedState *s = opaque;
+    return s->ghes_state.hest_addr_le;
+}
+
+static const VMStateDescription vmstate_hest_state = {
+    .name = "acpi-ged/ghes",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .needed = hest_needed,
+    .fields = (const VMStateField[]) {
+        VMSTATE_STRUCT(ghes_state, AcpiGedState, 1,
+                       vmstate_hest, AcpiGhesState),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static const VMStateDescription vmstate_acpi_ged = {
     .name = "acpi-ged",
     .version_id = 1,
@@ -380,6 +408,7 @@ static const VMStateDescription vmstate_acpi_ged = {
     .subsections = (const VMStateDescription * const []) {
         &vmstate_memhp_state,
         &vmstate_ghes_state,
+        &vmstate_hest_state,
         NULL
     }
 };
-- 
2.46.1