iio: adc: ad799x: Convert to i2c's .probe_new()

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

Signed-off-by: Uwe Kleine-König <[e-mail]>
Reviewed-by: Andy Shevchenko <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/iio/adc/ad799x.c

···
 	},
 };
 
-static int ad799x_probe(struct i2c_client *client,
-				   const struct i2c_device_id *id)
+static int ad799x_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	int ret;
 	int extra_config = 0;
 	struct ad799x_state *st;
···
 		.name = "ad799x",
 		.pm = pm_sleep_ptr(&ad799x_pm_ops),
 	},
-	.probe = ad799x_probe,
+	.probe_new = ad799x_probe,
 	.remove = ad799x_remove,
 	.id_table = ad799x_id,
 };