.probe_new() doesn't get the i2c_device_id * parameter, so determine
that explicitly in the probe function.

[hverkuil: remove obsolete kerneldoc 'id' documentation]
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>