Re: [RFC Patch v0 2/3] i2c-smbus: Allow building with I2C_HELPER_AUTO support

[Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>]

On 03/26/2014 11:57 PM, Jean Delvare wrote:
> On Wed, 26 Mar 2014 17:42:11 -0700, Srinivas Pandruvada wrote:
>> Currentlty the config is conditional on !I2C_HELPER_AUTO.
>> I don't know their dependency, but without this we can't build.
> Nack. Just because you don't understand something and did not bother
> looking into it, is no good reason to break a perfectly working and
> valid mechanism.
That is why it RFC.
>
> Just read the Kconfig help text for I2C_HELPER_AUTO and you should be
> able to figure it out. Also grep the kernel tree for "select I2C_SMBUS".
>
> As a summary: any driver which depends on i2c-smbus, should select it
> in Kconfig.
>
>> Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
>> ---
>>   drivers/i2c/Kconfig | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
>> index 7b7ea32..212ed73 100644
>> --- a/drivers/i2c/Kconfig
>> +++ b/drivers/i2c/Kconfig
>> @@ -74,7 +74,7 @@ config I2C_HELPER_AUTO
>>   	  In doubt, say Y.
>>   
>>   config I2C_SMBUS
>> -	tristate "SMBus-specific protocols" if !I2C_HELPER_AUTO
>> +	tristate "SMBus-specific protocols"
>>   	help
>>   	  Say Y here if you want support for SMBus extensions to the I2C
>>   	  specification. At the moment, the only supported extension is
>