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| author | Hu Tao <hutao@cn.fujitsu.com> | 2013-07-01 18:18:34 +0800 |
|---|---|---|
| committer | Andreas Färber <afaerber@suse.de> | 2013-07-23 00:37:34 +0200 |
| commit | a71c7ec529adcd36fed5bb570a167ae2f9771750 (patch) | |
| tree | 4763a3ffa5d4da6e93d145e67de048b01ca8543c /hw/scsi/esp.c | |
| parent | 2ce92a1102be22e2bb82267351834713b8c31542 (diff) | |
| download | qemu-a71c7ec529adcd36fed5bb570a167ae2f9771750.zip qemu-a71c7ec529adcd36fed5bb570a167ae2f9771750.tar.gz qemu-a71c7ec529adcd36fed5bb570a167ae2f9771750.tar.bz2 | |
scsi/esp: QOM'ify some more
Introduce type constant and avoid DO_UPCAST().
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
[AF: Renamed parent field]
Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'hw/scsi/esp.c')
| -rw-r--r-- | hw/scsi/esp.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index c6166c5..1a2d72c 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -578,8 +578,14 @@ const VMStateDescription vmstate_esp = { } }; +#define TYPE_ESP "esp" +#define ESP(obj) OBJECT_CHECK(SysBusESPState, (obj), TYPE_ESP) + typedef struct { - SysBusDevice busdev; + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + MemoryRegion iomem; uint32_t it_shift; ESPState esp; @@ -623,8 +629,8 @@ void esp_init(hwaddr espaddr, int it_shift, SysBusESPState *sysbus; ESPState *esp; - dev = qdev_create(NULL, "esp"); - sysbus = DO_UPCAST(SysBusESPState, busdev.qdev, dev); + dev = qdev_create(NULL, TYPE_ESP); + sysbus = ESP(dev); esp = &sysbus->esp; esp->dma_memory_read = dma_memory_read; esp->dma_memory_write = dma_memory_write; @@ -652,8 +658,7 @@ static const struct SCSIBusInfo esp_scsi_info = { static void sysbus_esp_gpio_demux(void *opaque, int irq, int level) { - DeviceState *d = opaque; - SysBusESPState *sysbus = container_of(d, SysBusESPState, busdev.qdev); + SysBusESPState *sysbus = ESP(opaque); ESPState *s = &sysbus->esp; switch (irq) { @@ -668,7 +673,7 @@ static void sysbus_esp_gpio_demux(void *opaque, int irq, int level) static int sysbus_esp_init(SysBusDevice *dev) { - SysBusESPState *sysbus = FROM_SYSBUS(SysBusESPState, dev); + SysBusESPState *sysbus = ESP(dev); ESPState *s = &sysbus->esp; sysbus_init_irq(dev, &s->irq); @@ -687,7 +692,7 @@ static int sysbus_esp_init(SysBusDevice *dev) static void sysbus_esp_hard_reset(DeviceState *dev) { - SysBusESPState *sysbus = DO_UPCAST(SysBusESPState, busdev.qdev, dev); + SysBusESPState *sysbus = ESP(dev); esp_hard_reset(&sysbus->esp); } @@ -713,7 +718,7 @@ static void sysbus_esp_class_init(ObjectClass *klass, void *data) } static const TypeInfo sysbus_esp_info = { - .name = "esp", + .name = TYPE_ESP, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(SysBusESPState), .class_init = sysbus_esp_class_init, |