linux-kernel - [PATCH v2 4/5] acpi/generic_event_device: Update GHES migration to cover hest addr

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Message-ID: <9aa962a596769f5fa35c8af84b5a522cb12947f2.1732281080.git.mchehab+huawei@kernel.org>
Date: Fri, 22 Nov 2024 14:14:14 +0100
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: 
Cc: Jonathan Cameron <Jonathan.Cameron@...wei.com>,
	Shiju Jose <shiju.jose@...wei.com>,
	Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Ani Sinha <anisinha@...hat.com>,
	Igor Mammedov <imammedo@...hat.com>,
	linux-kernel@...r.kernel.org,
	qemu-devel@...gnu.org
Subject: [PATCH v2 4/5] acpi/generic_event_device: Update GHES migration to cover hest addr

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

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 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 17baf36132a8..c1116dd8d7ae 100644
--- a/hw/acpi/generic_event_device.c
+++ b/hw/acpi/generic_event_device.c
@@ -387,6 +387,34 @@ static const VMStateDescription vmstate_ghes_state = {
     }
 };
 
+static const VMStateDescription vmstate_hest = {
+    .name = "acpi-hest",
+    .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/hest",
+    .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,
@@ -399,6 +427,7 @@ static const VMStateDescription vmstate_acpi_ged = {
         &vmstate_memhp_state,
         &vmstate_cpuhp_state,
         &vmstate_ghes_state,
+        &vmstate_hest_state,
         NULL
     }
 };
-- 
2.47.0