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misc/max111x: QOM casting sweep 

Define and use QOM cast macro. Removes some usages of legacy casting
systems.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
[AF: Rename parent field]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Peter Crosthwaite 2014-02-11 16:29:35 -08:00 committed by Andreas Färber
parent 5ef4a1c304
commit 7c77b654c5
1 changed files with 9 additions and 5 deletions
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14
hw/misc/max111x.c
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@ -13,7 +13,8 @@
#include "hw/ssi.h"
typedef struct {
SSISlave ssidev;
SSISlave parent_obj;
qemu_irq interrupt;
uint8_t tb1, rb2, rb3;
int cycle;
@ -24,6 +25,9 @@ typedef struct {
#define TYPE_MAX_111X "max111x"
#define MAX_111X(obj) \
OBJECT_CHECK(MAX111xState, (obj), TYPE_MAX_111X)
#define TYPE_MAX_1110 "max1110"
#define TYPE_MAX_1111 "max1111"
@ -97,7 +101,7 @@ static void max111x_write(MAX111xState *s, uint32_t value)
static uint32_t max111x_transfer(SSISlave *dev, uint32_t value)
{
MAX111xState *s = FROM_SSI_SLAVE(MAX111xState, dev);
MAX111xState *s = MAX_111X(dev);
max111x_write(s, value);
return max111x_read(s);
}
@ -108,7 +112,7 @@ static const VMStateDescription vmstate_max111x = {
.minimum_version_id = 1,
.minimum_version_id_old = 1,
.fields = (VMStateField[]) {
VMSTATE_SSI_SLAVE(ssidev, MAX111xState),
VMSTATE_SSI_SLAVE(parent_obj, MAX111xState),
VMSTATE_UINT8(tb1, MAX111xState),
VMSTATE_UINT8(rb2, MAX111xState),
VMSTATE_UINT8(rb3, MAX111xState),
@ -123,7 +127,7 @@ static const VMStateDescription vmstate_max111x = {
static int max111x_init(SSISlave *d, int inputs)
{
DeviceState *dev = DEVICE(d);
MAX111xState *s = FROM_SSI_SLAVE(MAX111xState, d);
MAX111xState *s = MAX_111X(dev);
qdev_init_gpio_out(dev, &s->interrupt, 1);
@ -155,7 +159,7 @@ static int max1111_init(SSISlave *dev)
void max111x_set_input(DeviceState *dev, int line, uint8_t value)
{
MAX111xState *s = FROM_SSI_SLAVE(MAX111xState, SSI_SLAVE_FROM_QDEV(dev));
MAX111xState *s = MAX_111X(dev);
assert(line >= 0 && line < s->inputs);
s->input[line] = value;
}