With CONFIG_ACPI=n and -Werror, 0-day reports: drivers/iio/chemical/bme680_i2c.c:46:36: error: 'bme680_acpi_match' defined but not used Apparently BME0680 is not a valid ACPI ID. Remove it and with it ACPI support from the bme680_i2c driver. Reported-by: kernel test robot <lkp@xxxxxxxxx> Cc: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> Cc: Hans de Goede <hdegoede@xxxxxxxxxx> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx> --- v2: Instead of making bme680_acpi_match conditional, remove ACPI support entirely since the ACPI ID is not valid. drivers/iio/chemical/bme680_i2c.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/iio/chemical/bme680_i2c.c b/drivers/iio/chemical/bme680_i2c.c index 29c0dfa4702b..74cf89c82c0a 100644 --- a/drivers/iio/chemical/bme680_i2c.c +++ b/drivers/iio/chemical/bme680_i2c.c @@ -11,7 +11,6 @@ * Note: SDO pin cannot be left floating otherwise I2C address * will be undefined. */ -#include <linux/acpi.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/regmap.h> @@ -42,12 +41,6 @@ static const struct i2c_device_id bme680_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, bme680_i2c_id); -static const struct acpi_device_id bme680_acpi_match[] = { - {"BME0680", 0}, - {}, -}; -MODULE_DEVICE_TABLE(acpi, bme680_acpi_match); - static const struct of_device_id bme680_of_i2c_match[] = { { .compatible = "bosch,bme680", }, {}, @@ -57,7 +50,6 @@ MODULE_DEVICE_TABLE(of, bme680_of_i2c_match); static struct i2c_driver bme680_i2c_driver = { .driver = { .name = "bme680_i2c", - .acpi_match_table = ACPI_PTR(bme680_acpi_match), .of_match_table = bme680_of_i2c_match, }, .probe = bme680_i2c_probe, -- 2.25.1