From d94a40156b357cd519f9385ca1f57ea7850b9e18 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Wed, 24 Jul 2013 09:08:23 +0200 Subject: stellaris: QOM cast cleanup for stellaris_i2c_state MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Introduce a type constant, use QOM casts, rename the parent field and prepare for QOM realize. Signed-off-by: Andreas Färber --- hw/arm/stellaris.c | 24 +++++++++++++++--------- 1 file changed, 15 insertions(+), 9 deletions(-) (limited to 'hw/arm') diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c index 9a7fafb3ad..05d1a0ddc4 100644 --- a/hw/arm/stellaris.c +++ b/hw/arm/stellaris.c @@ -685,8 +685,13 @@ static int stellaris_sys_init(uint32_t base, qemu_irq irq, /* I2C controller. */ +#define TYPE_STELLARIS_I2C "stellaris-i2c" +#define STELLARIS_I2C(obj) \ + OBJECT_CHECK(stellaris_i2c_state, (obj), TYPE_STELLARIS_I2C) + typedef struct { - SysBusDevice busdev; + SysBusDevice parent_obj; + i2c_bus *bus; qemu_irq irq; MemoryRegion iomem; @@ -859,21 +864,22 @@ static const VMStateDescription vmstate_stellaris_i2c = { } }; -static int stellaris_i2c_init(SysBusDevice * dev) +static int stellaris_i2c_init(SysBusDevice *sbd) { - stellaris_i2c_state *s = FROM_SYSBUS(stellaris_i2c_state, dev); + DeviceState *dev = DEVICE(sbd); + stellaris_i2c_state *s = STELLARIS_I2C(dev); i2c_bus *bus; - sysbus_init_irq(dev, &s->irq); - bus = i2c_init_bus(&dev->qdev, "i2c"); + sysbus_init_irq(sbd, &s->irq); + bus = i2c_init_bus(dev, "i2c"); s->bus = bus; memory_region_init_io(&s->iomem, OBJECT(s), &stellaris_i2c_ops, s, "i2c", 0x1000); - sysbus_init_mmio(dev, &s->iomem); + sysbus_init_mmio(sbd, &s->iomem); /* ??? For now we only implement the master interface. */ stellaris_i2c_reset(s); - vmstate_register(&dev->qdev, -1, &vmstate_stellaris_i2c, s); + vmstate_register(dev, -1, &vmstate_stellaris_i2c, s); return 0; } @@ -1244,7 +1250,7 @@ static void stellaris_init(const char *kernel_filename, const char *cpu_model, } if (board->dc2 & (1 << 12)) { - dev = sysbus_create_simple("stellaris-i2c", 0x40020000, pic[8]); + dev = sysbus_create_simple(TYPE_STELLARIS_I2C, 0x40020000, pic[8]); i2c = (i2c_bus *)qdev_get_child_bus(dev, "i2c"); if (board->peripherals & BP_OLED_I2C) { i2c_create_slave(i2c, "ssd0303", 0x3d); @@ -1363,7 +1369,7 @@ static void stellaris_i2c_class_init(ObjectClass *klass, void *data) } static const TypeInfo stellaris_i2c_info = { - .name = "stellaris-i2c", + .name = TYPE_STELLARIS_I2C, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(stellaris_i2c_state), .class_init = stellaris_i2c_class_init, -- cgit v1.2.3