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authorCorey Minyard <cminyard@mvista.com>2018-11-08 11:31:31 -0600
committerCorey Minyard <cminyard@mvista.com>2019-02-27 21:06:08 -0600
commitb398a92440ef8283532b0cd3ec0197993232f28f (patch)
treefa429775d4fc212aadbe2c488daff23920bc43d1 /hw/i2c
parent547db24a17c22c47f762aae3a0a6f518f574e7f2 (diff)
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i2c:smbus_eeprom: Add normal type name and cast to smbus_eeprom.c
Create a type name and a cast macro and use those through the code. Signed-off-by: Corey Minyard <cminyard@mvista.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Diffstat (limited to 'hw/i2c')
-rw-r--r--hw/i2c/smbus_eeprom.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/hw/i2c/smbus_eeprom.c b/hw/i2c/smbus_eeprom.c
index 2816e35..76f0d4a 100644
--- a/hw/i2c/smbus_eeprom.c
+++ b/hw/i2c/smbus_eeprom.c
@@ -32,6 +32,11 @@
//#define DEBUG
+#define TYPE_SMBUS_EEPROM "smbus-eeprom"
+
+#define SMBUS_EEPROM(obj) \
+ OBJECT_CHECK(SMBusEEPROMDevice, (obj), TYPE_SMBUS_EEPROM)
+
typedef struct SMBusEEPROMDevice {
SMBusDevice smbusdev;
void *data;
@@ -40,7 +45,7 @@ typedef struct SMBusEEPROMDevice {
static uint8_t eeprom_receive_byte(SMBusDevice *dev)
{
- SMBusEEPROMDevice *eeprom = (SMBusEEPROMDevice *) dev;
+ SMBusEEPROMDevice *eeprom = SMBUS_EEPROM(dev);
uint8_t *data = eeprom->data;
uint8_t val = data[eeprom->offset++];
@@ -53,7 +58,7 @@ static uint8_t eeprom_receive_byte(SMBusDevice *dev)
static int eeprom_write_data(SMBusDevice *dev, uint8_t *buf, uint8_t len)
{
- SMBusEEPROMDevice *eeprom = (SMBusEEPROMDevice *) dev;
+ SMBusEEPROMDevice *eeprom = SMBUS_EEPROM(dev);
uint8_t *data = eeprom->data;
#ifdef DEBUG
@@ -75,7 +80,7 @@ static int eeprom_write_data(SMBusDevice *dev, uint8_t *buf, uint8_t len)
static void smbus_eeprom_realize(DeviceState *dev, Error **errp)
{
- SMBusEEPROMDevice *eeprom = (SMBusEEPROMDevice *)dev;
+ SMBusEEPROMDevice *eeprom = SMBUS_EEPROM(dev);
eeprom->offset = 0;
}
@@ -99,7 +104,7 @@ static void smbus_eeprom_class_initfn(ObjectClass *klass, void *data)
}
static const TypeInfo smbus_eeprom_info = {
- .name = "smbus-eeprom",
+ .name = TYPE_SMBUS_EEPROM,
.parent = TYPE_SMBUS_DEVICE,
.instance_size = sizeof(SMBusEEPROMDevice),
.class_init = smbus_eeprom_class_initfn,
@@ -116,7 +121,7 @@ void smbus_eeprom_init_one(I2CBus *smbus, uint8_t address, uint8_t *eeprom_buf)
{
DeviceState *dev;
- dev = qdev_create((BusState *) smbus, "smbus-eeprom");
+ dev = qdev_create((BusState *) smbus, TYPE_SMBUS_EEPROM);
qdev_prop_set_uint8(dev, "address", address);
qdev_prop_set_ptr(dev, "data", eeprom_buf);
qdev_init_nofail(dev);