aboutsummaryrefslogtreecommitdiff
path: root/hw/i2c/bitbang_i2c.c
diff options
context:
space:
mode:
authorAndreas Färber <afaerber@suse.de>2013-07-26 18:13:46 +0200
committerAndreas Färber <afaerber@suse.de>2013-07-29 21:06:57 +0200
commitcc3c3b8a2239a7a1d49a83c047ae2bc63d8a71e8 (patch)
tree87f3b905f49d7ae8aed09026abff0744e038a378 /hw/i2c/bitbang_i2c.c
parenta009de46bd50c88d18f19a1405e1348c679e08d6 (diff)
bitbang_i2c: QOM cast cleanup
Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'hw/i2c/bitbang_i2c.c')
-rw-r--r--hw/i2c/bitbang_i2c.c24
1 files changed, 15 insertions, 9 deletions
diff --git a/hw/i2c/bitbang_i2c.c b/hw/i2c/bitbang_i2c.c
index 853d455a35..ca59456d16 100644
--- a/hw/i2c/bitbang_i2c.c
+++ b/hw/i2c/bitbang_i2c.c
@@ -185,8 +185,13 @@ bitbang_i2c_interface *bitbang_i2c_init(i2c_bus *bus)
}
/* GPIO interface. */
-typedef struct {
- SysBusDevice busdev;
+
+#define TYPE_GPIO_I2C "gpio_i2c"
+#define GPIO_I2C(obj) OBJECT_CHECK(GPIOI2CState, (obj), TYPE_GPIO_I2C)
+
+typedef struct GPIOI2CState {
+ SysBusDevice parent_obj;
+
MemoryRegion dummy_iomem;
bitbang_i2c_interface *bitbang;
int last_level;
@@ -204,19 +209,20 @@ static void bitbang_i2c_gpio_set(void *opaque, int irq, int level)
}
}
-static int gpio_i2c_init(SysBusDevice *dev)
+static int gpio_i2c_init(SysBusDevice *sbd)
{
- GPIOI2CState *s = FROM_SYSBUS(GPIOI2CState, dev);
+ DeviceState *dev = DEVICE(sbd);
+ GPIOI2CState *s = GPIO_I2C(dev);
i2c_bus *bus;
memory_region_init(&s->dummy_iomem, OBJECT(s), "gpio_i2c", 0);
- sysbus_init_mmio(dev, &s->dummy_iomem);
+ sysbus_init_mmio(sbd, &s->dummy_iomem);
- bus = i2c_init_bus(&dev->qdev, "i2c");
+ bus = i2c_init_bus(dev, "i2c");
s->bitbang = bitbang_i2c_init(bus);
- qdev_init_gpio_in(&dev->qdev, bitbang_i2c_gpio_set, 2);
- qdev_init_gpio_out(&dev->qdev, &s->out, 1);
+ qdev_init_gpio_in(dev, bitbang_i2c_gpio_set, 2);
+ qdev_init_gpio_out(dev, &s->out, 1);
return 0;
}
@@ -232,7 +238,7 @@ static void gpio_i2c_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo gpio_i2c_info = {
- .name = "gpio_i2c",
+ .name = TYPE_GPIO_I2C,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(GPIOI2CState),
.class_init = gpio_i2c_class_init,