Re: [PATCH 2/2] iio: gyro: mpu3050: add I2C dependency

From: Linus Walleij
Date: Tue Nov 08 2016 - 10:40:46 EST


On Tue, Nov 8, 2016 at 2:59 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:

> The new mpu3050 driver fails to build if I2C is disabled:
>
> drivers/iio/built-in.o: In function `mpu3050_i2c_driver_exit':
> mpu3050-i2c.c:(.exit.text+0x17f): undefined reference to `i2c_del_driver'
> drivers/iio/built-in.o: In function `mpu3050_i2c_driver_init':
> mpu3050-i2c.c:(.init.text+0x215): undefined reference to `i2c_register_driver'
>
> This adds a Kconfig dependency to ensure we only build it when I2C
> is available.
>
> Fixes: 3904b28efb2c ("iio: gyro: Add driver for the MPU-3050 gyroscope")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Yours,
Linus Walleij