Function libiio_sys::iio_device_reg_read

pub unsafe extern "C" fn iio_device_reg_read(
    dev: *mut iio_device,
    address: u32,
    value: *mut u32
) -> c_int

@brief Get the value of a hardware register @param dev A pointer to an iio_device structure @param address The address of the register @param value A pointer to the variable where the value will be written @return On success, 0 is returned @return On error, a negative errno code is returned