Instead of directly accessing kobj directly from the driver, use the
hwmon notify API.
Signed-off-by: NNuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220308135408.440744-1-nuno.sa@analog.comSigned-off-by: NGuenter Roeck <linux@roeck-us.net>