iio:accel:adxl355: Move exports into IIO_ADXL355 namespace

To avoid unnecessary pollution of the global symbol namespace move the
driver core exports into their own namespace and import that into the two
bus modules.

For more info see https://lwn.net/Articles/760045/Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Puranjay Mohan <puranjay12@gmail.com>
Link: https://lore.kernel.org/r/20220116180535.2367780-8-jic23@kernel.org

drivers/iio/accel/adxl355_core.c

@@ -71,7 +71,7 @@ const struct regmap_access_table adxl355_readable_regs_tbl = {
 	.yes_ranges = adxl355_read_reg_range,
 	.n_yes_ranges = ARRAY_SIZE(adxl355_read_reg_range),
 };
-EXPORT_SYMBOL_GPL(adxl355_readable_regs_tbl);
+EXPORT_SYMBOL_NS_GPL(adxl355_readable_regs_tbl, IIO_ADXL355);
 
 static const struct regmap_range adxl355_write_reg_range[] = {
 	regmap_reg_range(ADXL355_OFFSET_X_H_REG, ADXL355_RESET_REG),
@@ -81,7 +81,7 @@ const struct regmap_access_table adxl355_writeable_regs_tbl = {
 	.yes_ranges = adxl355_write_reg_range,
 	.n_yes_ranges = ARRAY_SIZE(adxl355_write_reg_range),
 };
-EXPORT_SYMBOL_GPL(adxl355_writeable_regs_tbl);
+EXPORT_SYMBOL_NS_GPL(adxl355_writeable_regs_tbl, IIO_ADXL355);
 
 enum adxl355_op_mode {
 	ADXL355_MEASUREMENT,
@@ -757,7 +757,7 @@ int adxl355_core_probe(struct device *dev, struct regmap *regmap,
 
 	return devm_iio_device_register(dev, indio_dev);
 }
-EXPORT_SYMBOL_GPL(adxl355_core_probe);
+EXPORT_SYMBOL_NS_GPL(adxl355_core_probe, IIO_ADXL355);
 
 MODULE_AUTHOR("Puranjay Mohan <puranjay12@gmail.com>");
 MODULE_DESCRIPTION("ADXL355 3-Axis Digital Accelerometer core driver");

drivers/iio/accel/adxl355_i2c.c

@@ -60,3 +60,4 @@ module_i2c_driver(adxl355_i2c_driver);
 MODULE_AUTHOR("Puranjay Mohan <puranjay12@gmail.com>");
 MODULE_DESCRIPTION("ADXL355 3-Axis Digital Accelerometer I2C driver");
 MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(IIO_ADXL355);

drivers/iio/accel/adxl355_spi.c

@@ -63,3 +63,4 @@ module_spi_driver(adxl355_spi_driver);
 MODULE_AUTHOR("Puranjay Mohan <puranjay12@gmail.com>");
 MODULE_DESCRIPTION("ADXL355 3-Axis Digital Accelerometer SPI driver");
 MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(IIO_ADXL355);