iio: magnetometer: yamaha-yas530: Get rid of i2c_client_get_device_id()

Instead of relying on the name from ID table, which might be ambiguous
in some cases, use explicit product label in the driver data. With that
being done, get rid of i2c_client_get_device_id() call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

Author: andy-shev

drivers/iio/magnetometer/yamaha-yas530.c

@@ -168,6 +168,7 @@ struct yas5xx;
 /**
  * struct yas5xx_chip_info - device-specific data and function pointers
  * @devid: device ID number
+ * @product_label: product label used in Linux
  * @product_name: product name of the YAS variant
  * @version_names: version letters or namings
  * @volatile_reg: device-specific volatile registers
@@ -189,6 +190,7 @@ struct yas5xx;
  */
 struct yas5xx_chip_info {
 	unsigned int devid;
+	const char *product_label;
 	const char *product_name;
 	const char *version_names[2];
 	const int *volatile_reg;
@@ -1323,6 +1325,7 @@ static int yas537_power_on(struct yas5xx *yas5xx)
 static const struct yas5xx_chip_info yas5xx_chip_info_tbl[] = {
 	[yas530] = {
 		.devid = YAS530_DEVICE_ID,
+		.product_label = "yas530",
 		.product_name = "YAS530 MS-3E",
 		.version_names = { "A", "B" },
 		.volatile_reg = yas530_volatile_reg,
@@ -1338,6 +1341,7 @@ static const struct yas5xx_chip_info yas5xx_chip_info_tbl[] = {
 	},
 	[yas532] = {
 		.devid = YAS532_DEVICE_ID,
+		.product_label = "yas532",
 		.product_name = "YAS532 MS-3R",
 		.version_names = { "AB", "AC" },
 		.volatile_reg = yas530_volatile_reg,
@@ -1353,6 +1357,7 @@ static const struct yas5xx_chip_info yas5xx_chip_info_tbl[] = {
 	},
 	[yas533] = {
 		.devid = YAS532_DEVICE_ID,
+		.product_label = "yas533",
 		.product_name = "YAS533 MS-3F",
 		.version_names = { "AB", "AC" },
 		.volatile_reg = yas530_volatile_reg,
@@ -1368,6 +1373,7 @@ static const struct yas5xx_chip_info yas5xx_chip_info_tbl[] = {
 	},
 	[yas537] = {
 		.devid = YAS537_DEVICE_ID,
+		.product_label = "yas537",
 		.product_name = "YAS537 MS-3T",
 		.version_names = { "v0", "v1" }, /* version naming unknown */
 		.volatile_reg = yas537_volatile_reg,
@@ -1385,7 +1391,6 @@ static const struct yas5xx_chip_info yas5xx_chip_info_tbl[] = {
 
 static int yas5xx_probe(struct i2c_client *i2c)
 {
-	const struct i2c_device_id *id = i2c_client_get_device_id(i2c);
 	struct iio_dev *indio_dev;
 	struct device *dev = &i2c->dev;
 	struct yas5xx *yas5xx;
@@ -1443,7 +1448,7 @@ static int yas5xx_probe(struct i2c_client *i2c)
 	if (id_check != ci->devid) {
 		ret = dev_err_probe(dev, -ENODEV,
 				    "device ID %02x doesn't match %s\n",
-				    id_check, id->name);
+				    id_check, ci->product_label);
 		goto assert_reset;
 	}
 
@@ -1469,7 +1474,7 @@ static int yas5xx_probe(struct i2c_client *i2c)
 	indio_dev->info = &yas5xx_info;
 	indio_dev->available_scan_masks = yas5xx_scan_masks;
 	indio_dev->modes = INDIO_DIRECT_MODE;
-	indio_dev->name = id->name;
+	indio_dev->name = ci->product_label;
 	indio_dev->channels = yas5xx_channels;
 	indio_dev->num_channels = ARRAY_SIZE(yas5xx_channels);