Re: [PATCH] i2c: fix ACPI_I2C_OPREGION dependency

[Sinan Kaya <okaya@codeaurora.org>]

On 1/2/2018 1:19 PM, Sinan Kaya wrote:
> On 1/2/2018 1:10 PM, Randy Dunlap wrote:
>>>>  config ACPI_I2C_OPREGION
>>>>  	bool "ACPI I2C Operation region support"
>>>> -	depends on I2C=y && ACPI
>>>> +	depends on I2C && ACPI
>>>>  	default y
>>>>  	help
>>>>  	  Say Y here if you want to enable ACPI I2C operation region support.
>>>>
>>> Anybody picking this up?
>> Well.  It looks to me like the patch is reversed or the patch description
>> needs some improvement.  Or I just don't understand it.
> 
> I'll let Eric improve the description. 
> 
> Issue is that if you compile I2C as a module, ACPI_I2C_OPREGION doesn't get selected.
> Therefore, any ACPI opregion calls targeting I2C fail with no opregion found.
> 
> The goal is to select ACPI_I2C_OPREGION independent of the I2C module type selection.
> 

I hope I was able to explain it. =y above is the problem. This config option will only
be selected if module is built-in not for m case.

-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.