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hw/i2c: Add a NULL check for i2c slave init callbacks

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Add a NULL check for i2c slave init callbacks, so that we no longer
need to implement empty init functions.

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
Message-id: 20161202054617.6749-4-alastair@au1.ibm.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: squashed in later tweak from Alistair to if() phrasing]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Alastair D'Silva 2016-12-27 14:59:29 +00:00 • committed by Peter Maydell
parent 8e953a658f
commit 9e41bade85
5 changed files with 5 additions and 28 deletions
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7
hw/arm/pxa2xx.c
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@ -1449,17 +1449,10 @@ static const VMStateDescription vmstate_pxa2xx_i2c = {
}
};
static int pxa2xx_i2c_slave_init(I2CSlave *i2c)
{
/* Nothing to do. */
return 0;
}
static void pxa2xx_i2c_slave_class_init(ObjectClass *klass, void *data)
{
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
k->init = pxa2xx_i2c_slave_init;
k->event = pxa2xx_i2c_event;
k->recv = pxa2xx_i2c_rx;
k->send = pxa2xx_i2c_tx;