lp8727_charger: Add supported i2c functionality check routine
lp8727 i2c r/w functions are based on SMBUS I2C BLOCK. So the driver needs to check whether i2c bus supports this functionality or not. Signed-off-by: Woogyom Kim <milo.kim@ti.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
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@ -425,6 +425,9 @@ static int lp8727_probe(struct i2c_client *cl, const struct i2c_device_id *id)
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struct lp8727_chg *pchg;
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int ret;
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if (!i2c_check_functionality(cl->adapter, I2C_FUNC_SMBUS_I2C_BLOCK))
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return -EIO;
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pchg = kzalloc(sizeof(*pchg), GFP_KERNEL);
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if (!pchg)
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return -ENOMEM;
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