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musicpal: QOM cast cleanup for musicpal_lcd_state

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Introduce a type constant, use QOM casts, rename the parent field and
prepare for QOM realize.

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-07-24 01:16:13 +02:00
parent a77d90e68a
commit 2cca58fdc2
1 changed files with 16 additions and 8 deletions
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24
hw/arm/musicpal.c
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@ -462,8 +462,15 @@ static const TypeInfo mv88w8618_eth_info = {
#define MP_LCD_TEXTCOLOR 0xe0e0ff /* RRGGBB */ #define MP_LCD_TEXTCOLOR 0xe0e0ff /* RRGGBB */
#define TYPE_MUSICPAL_LCD "musicpal_lcd"
#define MUSICPAL_LCD(obj) \
OBJECT_CHECK(musicpal_lcd_state, (obj), TYPE_MUSICPAL_LCD)
typedef struct musicpal_lcd_state { typedef struct musicpal_lcd_state {
SysBusDevice busdev; /*< private >*/
SysBusDevice parent_obj;
/*< public >*/
MemoryRegion iomem; MemoryRegion iomem;
uint32_t brightness; uint32_t brightness;
uint32_t mode; uint32_t mode;
@ -614,20 +621,21 @@ static const GraphicHwOps musicpal_gfx_ops = {
.gfx_update = lcd_refresh, .gfx_update = lcd_refresh,
}; };
static int musicpal_lcd_init(SysBusDevice *dev) static int musicpal_lcd_init(SysBusDevice *sbd)
{ {
musicpal_lcd_state *s = FROM_SYSBUS(musicpal_lcd_state, dev); DeviceState *dev = DEVICE(sbd);
musicpal_lcd_state *s = MUSICPAL_LCD(dev);
s->brightness = 7; s->brightness = 7;
memory_region_init_io(&s->iomem, OBJECT(s), &musicpal_lcd_ops, s, memory_region_init_io(&s->iomem, OBJECT(s), &musicpal_lcd_ops, s,
"musicpal-lcd", MP_LCD_SIZE); "musicpal-lcd", MP_LCD_SIZE);
sysbus_init_mmio(dev, &s->iomem); sysbus_init_mmio(sbd, &s->iomem);
s->con = graphic_console_init(DEVICE(dev), &musicpal_gfx_ops, s); s->con = graphic_console_init(dev, &musicpal_gfx_ops, s);
qemu_console_resize(s->con, 128*3, 64*3); qemu_console_resize(s->con, 128*3, 64*3);
qdev_init_gpio_in(&dev->qdev, musicpal_lcd_gpio_brightness_in, 3); qdev_init_gpio_in(dev, musicpal_lcd_gpio_brightness_in, 3);
return 0; return 0;
} }
@ -658,7 +666,7 @@ static void musicpal_lcd_class_init(ObjectClass *klass, void *data)
} }
static const TypeInfo musicpal_lcd_info = { static const TypeInfo musicpal_lcd_info = {
.name = "musicpal_lcd", .name = TYPE_MUSICPAL_LCD,
.parent = TYPE_SYS_BUS_DEVICE, .parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(musicpal_lcd_state), .instance_size = sizeof(musicpal_lcd_state),
.class_init = musicpal_lcd_class_init, .class_init = musicpal_lcd_class_init,
@ -1649,7 +1657,7 @@ static void musicpal_init(QEMUMachineInitArgs *args)
i2c_dev = sysbus_create_simple("gpio_i2c", -1, NULL); i2c_dev = sysbus_create_simple("gpio_i2c", -1, NULL);
i2c = (i2c_bus *)qdev_get_child_bus(i2c_dev, "i2c"); i2c = (i2c_bus *)qdev_get_child_bus(i2c_dev, "i2c");
lcd_dev = sysbus_create_simple("musicpal_lcd", MP_LCD_BASE, NULL); lcd_dev = sysbus_create_simple(TYPE_MUSICPAL_LCD, MP_LCD_BASE, NULL);
key_dev = sysbus_create_simple("musicpal_key", -1, NULL); key_dev = sysbus_create_simple("musicpal_key", -1, NULL);
/* I2C read data */ /* I2C read data */