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[Qemu-devel] [PATCH 03/11] hw/i2c: convert I2CSlaveClass::init -> realiz
From: |
Philippe Mathieu-Daudé |
Subject: |
[Qemu-devel] [PATCH 03/11] hw/i2c: convert I2CSlaveClass::init -> realize |
Date: |
Tue, 16 Jan 2018 10:15:47 -0300 |
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
include/hw/i2c/i2c.h | 2 +-
include/hw/i2c/smbus.h | 2 +-
hw/audio/wm8750.c | 8 +++-----
hw/display/ssd0303.c | 5 ++---
hw/gpio/max7310.c | 6 ++----
hw/i2c/core.c | 10 ++++------
hw/i2c/smbus.c | 10 ++++------
hw/input/lm832x.c | 5 ++---
hw/misc/tmp105.c | 6 ++----
hw/misc/tmp421.c | 6 ++----
hw/nvram/eeprom_at24c.c | 24 +++++++++++-------------
hw/timer/twl92230.c | 12 +++++-------
12 files changed, 39 insertions(+), 57 deletions(-)
diff --git a/include/hw/i2c/i2c.h b/include/hw/i2c/i2c.h
index 2ce611d4c8..4a9344b75c 100644
--- a/include/hw/i2c/i2c.h
+++ b/include/hw/i2c/i2c.h
@@ -30,7 +30,7 @@ typedef struct I2CSlaveClass
DeviceClass parent_class;
/* Callbacks provided by the device. */
- int (*init)(I2CSlave *dev);
+ void (*realize)(I2CSlave *slave, Error **errp);
/* Master to slave. Returns non-zero for a NAK, 0 for success. */
int (*send)(I2CSlave *s, uint8_t data);
diff --git a/include/hw/i2c/smbus.h b/include/hw/i2c/smbus.h
index 544bbc1957..da31894383 100644
--- a/include/hw/i2c/smbus.h
+++ b/include/hw/i2c/smbus.h
@@ -38,7 +38,7 @@
typedef struct SMBusDeviceClass
{
I2CSlaveClass parent_class;
- int (*init)(SMBusDevice *dev);
+ void (*realize)(SMBusDevice *dev, Error **errp);
void (*quick_cmd)(SMBusDevice *dev, uint8_t read);
void (*send_byte)(SMBusDevice *dev, uint8_t val);
uint8_t (*receive_byte)(SMBusDevice *dev);
diff --git a/hw/audio/wm8750.c b/hw/audio/wm8750.c
index 8bb44a7cc1..c209334f4e 100644
--- a/hw/audio/wm8750.c
+++ b/hw/audio/wm8750.c
@@ -618,14 +618,12 @@ static const VMStateDescription vmstate_wm8750 = {
}
};
-static int wm8750_init(I2CSlave *i2c)
+static void wm8750_realize(I2CSlave *slave, Error **errp)
{
- WM8750State *s = WM8750(i2c);
+ WM8750State *s = WM8750(slave);
AUD_register_card(CODEC, &s->card);
wm8750_reset(I2C_SLAVE(s));
-
- return 0;
}
#if 0
@@ -709,7 +707,7 @@ static void wm8750_class_init(ObjectClass *klass, void
*data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *sc = I2C_SLAVE_CLASS(klass);
- sc->init = wm8750_init;
+ sc->realize = wm8750_realize;
sc->event = wm8750_event;
sc->recv = wm8750_rx;
sc->send = wm8750_tx;
diff --git a/hw/display/ssd0303.c b/hw/display/ssd0303.c
index 68a80b9d64..c4cd059a52 100644
--- a/hw/display/ssd0303.c
+++ b/hw/display/ssd0303.c
@@ -297,13 +297,12 @@ static const GraphicHwOps ssd0303_ops = {
.gfx_update = ssd0303_update_display,
};
-static int ssd0303_init(I2CSlave *i2c)
+static void ssd0303_realize(I2CSlave *i2c, Error **errp)
{
ssd0303_state *s = SSD0303(i2c);
s->con = graphic_console_init(DEVICE(i2c), 0, &ssd0303_ops, s);
qemu_console_resize(s->con, 96 * MAGNIFY, 16 * MAGNIFY);
- return 0;
}
static void ssd0303_class_init(ObjectClass *klass, void *data)
@@ -311,7 +310,7 @@ static void ssd0303_class_init(ObjectClass *klass, void
*data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
- k->init = ssd0303_init;
+ k->realize = ssd0303_realize;
k->event = ssd0303_event;
k->recv = ssd0303_recv;
k->send = ssd0303_send;
diff --git a/hw/gpio/max7310.c b/hw/gpio/max7310.c
index f82e3e6555..070da0e4dc 100644
--- a/hw/gpio/max7310.c
+++ b/hw/gpio/max7310.c
@@ -182,14 +182,12 @@ static void max7310_gpio_set(void *opaque, int line, int
level)
/* MAX7310 is SMBus-compatible (can be used with only SMBus protocols),
* but also accepts sequences that are not SMBus so return an I2C device. */
-static int max7310_init(I2CSlave *i2c)
+static void max7310_realize(I2CSlave *i2c, Error **errp)
{
MAX7310State *s = MAX7310(i2c);
qdev_init_gpio_in(&i2c->qdev, max7310_gpio_set, 8);
qdev_init_gpio_out(&i2c->qdev, s->handler, 8);
-
- return 0;
}
static void max7310_class_init(ObjectClass *klass, void *data)
@@ -197,7 +195,7 @@ static void max7310_class_init(ObjectClass *klass, void
*data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
- k->init = max7310_init;
+ k->realize = max7310_realize;
k->event = max7310_event;
k->recv = max7310_rx;
k->send = max7310_tx;
diff --git a/hw/i2c/core.c b/hw/i2c/core.c
index 59068f157e..f9f48a1666 100644
--- a/hw/i2c/core.c
+++ b/hw/i2c/core.c
@@ -276,16 +276,14 @@ const VMStateDescription vmstate_i2c_slave = {
}
};
-static int i2c_slave_qdev_init(DeviceState *dev)
+static void i2c_slave_realize(DeviceState *dev, Error **errp)
{
I2CSlave *s = I2C_SLAVE(dev);
I2CSlaveClass *sc = I2C_SLAVE_GET_CLASS(s);
- if (sc->init) {
- return sc->init(s);
+ if (sc->realize) {
+ return sc->realize(s, errp);
}
-
- return 0;
}
DeviceState *i2c_create_slave(I2CBus *bus, const char *name, uint8_t addr)
@@ -301,7 +299,7 @@ DeviceState *i2c_create_slave(I2CBus *bus, const char
*name, uint8_t addr)
static void i2c_slave_class_init(ObjectClass *klass, void *data)
{
DeviceClass *k = DEVICE_CLASS(klass);
- k->init = i2c_slave_qdev_init;
+ k->realize = i2c_slave_realize;
set_bit(DEVICE_CATEGORY_MISC, k->categories);
k->bus_type = TYPE_I2C_BUS;
k->props = i2c_props;
diff --git a/hw/i2c/smbus.c b/hw/i2c/smbus.c
index a90d65ef37..a5293c2552 100644
--- a/hw/i2c/smbus.c
+++ b/hw/i2c/smbus.c
@@ -202,16 +202,14 @@ static int smbus_i2c_send(I2CSlave *s, uint8_t data)
return 0;
}
-static int smbus_device_init(I2CSlave *i2c)
+static void smbus_device_realize(I2CSlave *i2c, Error **errp)
{
SMBusDevice *dev = SMBUS_DEVICE(i2c);
SMBusDeviceClass *sc = SMBUS_DEVICE_GET_CLASS(dev);
- if (sc->init) {
- return sc->init(dev);
+ if (sc->realize) {
+ sc->realize(dev, errp);
}
-
- return 0;
}
/* Master device commands. */
@@ -354,7 +352,7 @@ static void smbus_device_class_init(ObjectClass *klass,
void *data)
{
I2CSlaveClass *sc = I2C_SLAVE_CLASS(klass);
- sc->init = smbus_device_init;
+ sc->realize = smbus_device_realize;
sc->event = smbus_i2c_event;
sc->recv = smbus_i2c_recv;
sc->send = smbus_i2c_send;
diff --git a/hw/input/lm832x.c b/hw/input/lm832x.c
index 2340523da0..818b6af585 100644
--- a/hw/input/lm832x.c
+++ b/hw/input/lm832x.c
@@ -464,7 +464,7 @@ static const VMStateDescription vmstate_lm_kbd = {
};
-static int lm8323_init(I2CSlave *i2c)
+static void lm8323_realize(I2CSlave *i2c, Error **errp)
{
LM823KbdState *s = LM8323(i2c);
@@ -477,7 +477,6 @@ static int lm8323_init(I2CSlave *i2c)
lm_kbd_reset(s);
qemu_register_reset((void *) lm_kbd_reset, s);
- return 0;
}
void lm832x_key_event(DeviceState *dev, int key, int state)
@@ -505,7 +504,7 @@ static void lm8323_class_init(ObjectClass *klass, void
*data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
- k->init = lm8323_init;
+ k->realize = lm8323_realize;
k->event = lm_i2c_event;
k->recv = lm_i2c_rx;
k->send = lm_i2c_tx;
diff --git a/hw/misc/tmp105.c b/hw/misc/tmp105.c
index 04e83787d4..62f4f191e4 100644
--- a/hw/misc/tmp105.c
+++ b/hw/misc/tmp105.c
@@ -229,15 +229,13 @@ static void tmp105_reset(I2CSlave *i2c)
tmp105_interrupt_update(s);
}
-static int tmp105_init(I2CSlave *i2c)
+static void tmp105_realize(I2CSlave *i2c, Error **errp)
{
TMP105State *s = TMP105(i2c);
qdev_init_gpio_out(&i2c->qdev, &s->pin, 1);
tmp105_reset(&s->i2c);
-
- return 0;
}
static void tmp105_initfn(Object *obj)
@@ -252,7 +250,7 @@ static void tmp105_class_init(ObjectClass *klass, void
*data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
- k->init = tmp105_init;
+ k->realize = tmp105_realize;
k->event = tmp105_event;
k->recv = tmp105_rx;
k->send = tmp105_tx;
diff --git a/hw/misc/tmp421.c b/hw/misc/tmp421.c
index 4a505abbce..3347a53d7d 100644
--- a/hw/misc/tmp421.c
+++ b/hw/misc/tmp421.c
@@ -335,13 +335,11 @@ static void tmp421_reset(I2CSlave *i2c)
s->status = 0;
}
-static int tmp421_init(I2CSlave *i2c)
+static void tmp421_realize(I2CSlave *i2c, Error **errp)
{
TMP421State *s = TMP421(i2c);
tmp421_reset(&s->i2c);
-
- return 0;
}
static void tmp421_initfn(Object *obj)
@@ -366,7 +364,7 @@ static void tmp421_class_init(ObjectClass *klass, void
*data)
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
TMP421Class *sc = TMP421_CLASS(klass);
- k->init = tmp421_init;
+ k->realize = tmp421_realize;
k->event = tmp421_event;
k->recv = tmp421_rx;
k->send = tmp421_tx;
diff --git a/hw/nvram/eeprom_at24c.c b/hw/nvram/eeprom_at24c.c
index efa3621ac6..691cadb4a8 100644
--- a/hw/nvram/eeprom_at24c.c
+++ b/hw/nvram/eeprom_at24c.c
@@ -117,31 +117,29 @@ int at24c_eeprom_send(I2CSlave *s, uint8_t data)
return 0;
}
-static
-int at24c_eeprom_init(I2CSlave *i2c)
+static void at24c_eeprom_realize(I2CSlave *slave, Error **errp)
{
- EEPROMState *ee = AT24C_EE(i2c);
-
- ee->mem = g_malloc0(ee->rsize);
+ EEPROMState *ee = AT24C_EE(slave);
if (ee->blk) {
int64_t len = blk_getlength(ee->blk);
if (len != ee->rsize) {
- ERR(TYPE_AT24C_EE " : Backing file size %lu != %u\n",
- (unsigned long)len, (unsigned)ee->rsize);
- exit(1);
+ error_setg(errp, TYPE_AT24C_EE ": Backing file size %ld != %u",
+ len, ee->rsize);
+ return;
}
if (blk_set_perm(ee->blk, BLK_PERM_CONSISTENT_READ | BLK_PERM_WRITE,
BLK_PERM_ALL, &error_fatal) < 0)
{
- ERR(TYPE_AT24C_EE
- " : Backing file incorrect permission\n");
- exit(1);
+ error_setg(errp, TYPE_AT24C_EE
+ ": Backing file incorrect permission");
+ return;
}
}
- return 0;
+
+ ee->mem = g_malloc0(ee->rsize);
}
static
@@ -179,7 +177,7 @@ void at24c_eeprom_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
- k->init = &at24c_eeprom_init;
+ k->realize = &at24c_eeprom_realize;
k->event = &at24c_eeprom_event;
k->recv = &at24c_eeprom_recv;
k->send = &at24c_eeprom_send;
diff --git a/hw/timer/twl92230.c b/hw/timer/twl92230.c
index eb58c378e0..4f18080c95 100644
--- a/hw/timer/twl92230.c
+++ b/hw/timer/twl92230.c
@@ -853,10 +853,10 @@ static const VMStateDescription vmstate_menelaus = {
}
};
-static int twl92230_init(I2CSlave *i2c)
+static void twl92230_realize(I2CSlave *slave, Error **errp)
{
- DeviceState *dev = DEVICE(i2c);
- MenelausState *s = TWL92230(i2c);
+ DeviceState *dev = DEVICE(slave);
+ MenelausState *s = TWL92230(slave);
s->rtc.hz_tm = timer_new_ms(rtc_clock, menelaus_rtc_hz, s);
/* Three output pins plus one interrupt pin. */
@@ -865,9 +865,7 @@ static int twl92230_init(I2CSlave *i2c)
/* Three input pins plus one power-button pin. */
qdev_init_gpio_in(dev, menelaus_gpio_set, 4);
- menelaus_reset(i2c);
-
- return 0;
+ menelaus_reset(slave);
}
static void twl92230_class_init(ObjectClass *klass, void *data)
@@ -875,7 +873,7 @@ static void twl92230_class_init(ObjectClass *klass, void
*data)
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *sc = I2C_SLAVE_CLASS(klass);
- sc->init = twl92230_init;
+ sc->realize = twl92230_realize;
sc->event = menelaus_event;
sc->recv = menelaus_rx;
sc->send = menelaus_tx;
--
2.15.1