From: Corey Minyard <cminy...@mvista.com>
This was if the eeprom is accessed during a state transfer, the
transfer will be reliable.
Signed-off-by: Corey Minyard <cminy...@mvista.com>
Cc: Paolo Bonzini <pbonz...@redhat.com>
Cc: Michael S. Tsirkin <m...@redhat.com>
Cc: Dr. David Alan Gilbert <dgilb...@redhat.com>
---
hw/i2c/smbus_eeprom.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/hw/i2c/smbus_eeprom.c b/hw/i2c/smbus_eeprom.c
index f18aa3de35..d4430b0c5d 100644
--- a/hw/i2c/smbus_eeprom.c
+++ b/hw/i2c/smbus_eeprom.c
@@ -29,6 +29,8 @@
//#define DEBUG
+#define TYPE_SMBUS_EEPROM_DEVICE "smbus-eeprom"
+
typedef struct SMBusEEPROMDevice {
SMBusDevice smbusdev;
void *data;
@@ -97,6 +99,17 @@ static uint8_t eeprom_read_data(SMBusDevice *dev, uint8_t
cmd, int n)
return eeprom_receive_byte(dev);
}
+static const VMStateDescription vmstate_smbus_eeprom = {
+ .name = TYPE_SMBUS_EEPROM_DEVICE,
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_SMBUS_DEVICE(smbusdev, SMBusEEPROMDevice),
+ VMSTATE_UINT8(offset, SMBusEEPROMDevice),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static void smbus_eeprom_realize(DeviceState *dev, Error **errp)
{
SMBusEEPROMDevice *eeprom = (SMBusEEPROMDevice *)dev;
@@ -121,12 +134,13 @@ static void smbus_eeprom_class_initfn(ObjectClass *klass,
void *data)
sc->write_data = eeprom_write_data;
sc->read_data = eeprom_read_data;
dc->props = smbus_eeprom_properties;
+ dc->vmsd = &vmstate_smbus_eeprom;
/* Reason: pointer property "data" */
dc->user_creatable = false;
}
static const TypeInfo smbus_eeprom_info = {
- .name = "smbus-eeprom",
+ .name = TYPE_SMBUS_EEPROM_DEVICE,
.parent = TYPE_SMBUS_DEVICE,
.instance_size = sizeof(SMBusEEPROMDevice),
.class_init = smbus_eeprom_class_initfn,
--
2.17.1
