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[09/14] i2c: Add vmstate handling to the smbus eeprom

Message ID 1512683181-8420-10-git-send-email-minyard@acm.org
State Superseded
Headers show
Series [01/14] i2c:pm_smbus: Clean up some style issues | expand

Commit Message

Corey Minyard Dec. 7, 2017, 9:46 p.m. UTC 
From: Corey Minyard <cminyard@mvista.com>


Signed-off-by: Corey Minyard <cminyard@mvista.com>

---
 hw/i2c/smbus_eeprom.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

-- 
2.7.4
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Patch

diff --git a/hw/i2c/smbus_eeprom.c b/hw/i2c/smbus_eeprom.c
index b13ec0f..089005d 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 int smbus_eeprom_initfn(SMBusDevice *dev)
 {
     SMBusEEPROMDevice *eeprom = (SMBusEEPROMDevice *)dev;
@@ -122,12 +135,13 @@  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,