in adg792a.c [23:32]
static int adg792a_write_cmd(struct i2c_client *i2c, u8 cmd, int reset)
{
u8 data = ADG792A_RESETB | ADG792A_LDSW;
/* ADG792A_RESETB is active low, the chip resets when it is zero. */
if (reset)
data &= ~ADG792A_RESETB;
return i2c_smbus_write_byte_data(i2c, cmd, data);
}