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SubjectRe: [PATCH] mfd: simple-mfd-i2c: Select MFD_CORE to fix build error
Am 3. November 2021 08:32:28 MEZ schrieb Lee Jones <lee.jones@linaro.org>:
>On Tue, 02 Nov 2021, Michael Walle wrote:
>
>> Am 2021-11-02 12:17, schrieb Lee Jones:
>> > On Tue, 02 Nov 2021, Robert Marko wrote:
>> >
>> > > MFD_SIMPLE_MFD_I2C should select the MFD_CORE to a prevent build
>> > > error:
>> > >
>> > > aarch64-linux-ld: drivers/mfd/simple-mfd-i2c.o: in function
>> > > `simple_mfd_i2c_probe':
>> > > drivers/mfd/simple-mfd-i2c.c:55: undefined reference to
>> > > `devm_mfd_add_devices'
>> >
>> > What is your use-case?
>> >
>> > How are you enabling this symbol?
>>
>> Mh? drivers/mfd/simple-mfd-i2c.c is using devm_mfd_add_devices which
>> is provided by drivers/mfd/core.c. So select MFD_CORE is clearly
>> missing here, no? I mean most of the MFD drivers do a "select MFD_CORE".
>
>I'm not debating that. The patch is fine.
>
>I am however, interested in how MFD_CORE is enabled for MFD_SL28CPLD.

Because I'm mostly using the arch defconfig (arm64) it
must have missed it because it was probably already
enabled by another mfd driver.

-michael


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