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wm8750: QOM'ify 

Replace usages of FROM_I2C_SLAVE() and direct parent field accesses with
QOM cast macro. Rename parent field.

Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-12-19 22:04:29 +01:00
parent a5f96db7e8
commit bc229b0f90
1 changed files with 20 additions and 13 deletions
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33
hw/audio/wm8750.c
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@ -23,8 +23,12 @@ typedef struct {
int dac_hz; int dac_hz;
} WMRate; } WMRate;
typedef struct { #define TYPE_WM8750 "wm8750"
I2CSlave i2c; #define WM8750(obj) OBJECT_CHECK(WM8750State, (obj), TYPE_WM8750)
typedef struct WM8750State {
I2CSlave parent_obj;
uint8_t i2c_data[2]; uint8_t i2c_data[2];
int i2c_len; int i2c_len;
QEMUSoundCard card; QEMUSoundCard card;
@ -256,7 +260,8 @@ static void wm8750_clk_update(WM8750State *s, int ext)
static void wm8750_reset(I2CSlave *i2c) static void wm8750_reset(I2CSlave *i2c)
{ {
WM8750State *s = (WM8750State *) i2c; WM8750State *s = WM8750(i2c);
s->rate = &wm_rate_table[0]; s->rate = &wm_rate_table[0];
s->enable = 0; s->enable = 0;
wm8750_clk_update(s, 1); wm8750_clk_update(s, 1);
@ -299,7 +304,7 @@ static void wm8750_reset(I2CSlave *i2c)
static void wm8750_event(I2CSlave *i2c, enum i2c_event event) static void wm8750_event(I2CSlave *i2c, enum i2c_event event)
{ {
WM8750State *s = (WM8750State *) i2c; WM8750State *s = WM8750(i2c);
switch (event) { switch (event) {
case I2C_START_SEND: case I2C_START_SEND:
@ -356,7 +361,7 @@ static void wm8750_event(I2CSlave *i2c, enum i2c_event event)
static int wm8750_tx(I2CSlave *i2c, uint8_t data) static int wm8750_tx(I2CSlave *i2c, uint8_t data)
{ {
WM8750State *s = (WM8750State *) i2c; WM8750State *s = WM8750(i2c);
uint8_t cmd; uint8_t cmd;
uint16_t value; uint16_t value;
@ -542,7 +547,7 @@ static int wm8750_tx(I2CSlave *i2c, uint8_t data)
break; break;
case WM8750_RESET: /* Reset */ case WM8750_RESET: /* Reset */
wm8750_reset(&s->i2c); wm8750_reset(I2C_SLAVE(s));
break; break;
#ifdef VERBOSE #ifdef VERBOSE
@ -604,17 +609,17 @@ static const VMStateDescription vmstate_wm8750 = {
VMSTATE_UINT8(format, WM8750State), VMSTATE_UINT8(format, WM8750State),
VMSTATE_UINT8(power, WM8750State), VMSTATE_UINT8(power, WM8750State),
VMSTATE_UINT8(rate_vmstate, WM8750State), VMSTATE_UINT8(rate_vmstate, WM8750State),
VMSTATE_I2C_SLAVE(i2c, WM8750State), VMSTATE_I2C_SLAVE(parent_obj, WM8750State),
VMSTATE_END_OF_LIST() VMSTATE_END_OF_LIST()
} }
}; };
static int wm8750_init(I2CSlave *i2c) static int wm8750_init(I2CSlave *i2c)
{ {
WM8750State *s = FROM_I2C_SLAVE(WM8750State, i2c); WM8750State *s = WM8750(i2c);
AUD_register_card(CODEC, &s->card); AUD_register_card(CODEC, &s->card);
wm8750_reset(&s->i2c); wm8750_reset(I2C_SLAVE(s));
return 0; return 0;
} }
@ -622,8 +627,9 @@ static int wm8750_init(I2CSlave *i2c)
#if 0 #if 0
static void wm8750_fini(I2CSlave *i2c) static void wm8750_fini(I2CSlave *i2c)
{ {
WM8750State *s = (WM8750State *) i2c; WM8750State *s = WM8750(i2c);
wm8750_reset(&s->i2c);
wm8750_reset(I2C_SLAVE(s));
AUD_remove_card(&s->card); AUD_remove_card(&s->card);
g_free(s); g_free(s);
} }
@ -632,7 +638,8 @@ static void wm8750_fini(I2CSlave *i2c)
void wm8750_data_req_set(DeviceState *dev, void wm8750_data_req_set(DeviceState *dev,
void (*data_req)(void *, int, int), void *opaque) void (*data_req)(void *, int, int), void *opaque)
{ {
WM8750State *s = FROM_I2C_SLAVE(WM8750State, I2C_SLAVE(dev)); WM8750State *s = WM8750(dev);
s->data_req = data_req; s->data_req = data_req;
s->opaque = opaque; s->opaque = opaque;
} }
@ -702,7 +709,7 @@ static void wm8750_class_init(ObjectClass *klass, void *data)
} }
static const TypeInfo wm8750_info = { static const TypeInfo wm8750_info = {
.name = "wm8750", .name = TYPE_WM8750,
.parent = TYPE_I2C_SLAVE, .parent = TYPE_I2C_SLAVE,
.instance_size = sizeof(WM8750State), .instance_size = sizeof(WM8750State),
.class_init = wm8750_class_init, .class_init = wm8750_class_init,