[Qemu-devel] [PATCH 07/17] pseries: savevm support for PAPR VIO logical lan

[Alexey Kardashevskiy <aik@ozlabs.ru>]

From: David Gibson <david@gibson.dropbear.id.au>

This patch adds the necessary VMStateDescription information to support
savevm/loadvm for the spapr_llan (PAPR logical lan) device.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
---
 hw/char/spapr_vty.c |   16 ++++++++++++++++
 hw/net/spapr_llan.c |   24 ++++++++++++++++++++++--
 2 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/hw/char/spapr_vty.c b/hw/char/spapr_vty.c
index 2993848..a799721 100644
--- a/hw/char/spapr_vty.c
+++ b/hw/char/spapr_vty.c
@@ -142,6 +142,21 @@ static Property spapr_vty_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+static const VMStateDescription vmstate_spapr_vty = {
+    .name = "spapr_vty",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields      = (VMStateField []) {
+        VMSTATE_SPAPR_VIO(sdev, VIOsPAPRVTYDevice),
+
+        VMSTATE_UINT32(in, VIOsPAPRVTYDevice),
+        VMSTATE_UINT32(out, VIOsPAPRVTYDevice),
+        VMSTATE_BUFFER(buf, VIOsPAPRVTYDevice),
+        VMSTATE_END_OF_LIST()
+    },
+};
+
 static void spapr_vty_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
@@ -152,6 +167,7 @@ static void spapr_vty_class_init(ObjectClass *klass, void *data)
     k->dt_type = "serial";
     k->dt_compatible = "hvterm1";
     dc->props = spapr_vty_properties;
+    dc->vmsd = &vmstate_spapr_vty;
 }
 
 static const TypeInfo spapr_vty_info = {
diff --git a/hw/net/spapr_llan.c b/hw/net/spapr_llan.c
index 03a09f2..46f7d5f 100644
--- a/hw/net/spapr_llan.c
+++ b/hw/net/spapr_llan.c
@@ -81,9 +81,9 @@ typedef struct VIOsPAPRVLANDevice {
     VIOsPAPRDevice sdev;
     NICConf nicconf;
     NICState *nic;
-    int isopen;
+    bool isopen;
     target_ulong buf_list;
-    int add_buf_ptr, use_buf_ptr, rx_bufs;
+    uint32_t add_buf_ptr, use_buf_ptr, rx_bufs;
     target_ulong rxq_ptr;
 } VIOsPAPRVLANDevice;
 
@@ -500,6 +500,25 @@ static Property spapr_vlan_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+static const VMStateDescription vmstate_spapr_llan = {
+    .name = "spapr_llan",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields      = (VMStateField []) {
+        VMSTATE_SPAPR_VIO(sdev, VIOsPAPRVLANDevice),
+        /* LLAN state */
+        VMSTATE_BOOL(isopen, VIOsPAPRVLANDevice),
+        VMSTATE_UINTTL(buf_list, VIOsPAPRVLANDevice),
+        VMSTATE_UINT32(add_buf_ptr, VIOsPAPRVLANDevice),
+        VMSTATE_UINT32(use_buf_ptr, VIOsPAPRVLANDevice),
+        VMSTATE_UINT32(rx_bufs, VIOsPAPRVLANDevice),
+        VMSTATE_UINTTL(rxq_ptr, VIOsPAPRVLANDevice),
+
+        VMSTATE_END_OF_LIST()
+    },
+};
+
 static void spapr_vlan_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
@@ -514,6 +533,7 @@ static void spapr_vlan_class_init(ObjectClass *klass, void *data)
     k->signal_mask = 0x1;
     dc->props = spapr_vlan_properties;
     k->rtce_window_size = 0x10000000;
+    dc->vmsd = &vmstate_spapr_llan;
 }
 
 static const TypeInfo spapr_vlan_info = {
-- 
1.7.10.4