Re: [PATCH 6/6] i2c: designware: Use PCI PSP driver for communication

From: Andy Shevchenko
Date: Thu Feb 16 2023 - 15:59:41 EST


On Thu, Feb 16, 2023 at 02:55:07PM -0600, Limonciello, Mario wrote:
> On 2/16/2023 08:56, Andy Shevchenko wrote:
> > On Thu, Feb 16, 2023 at 07:29:53AM -0600, Mario Limonciello wrote:
> > > On 2/16/23 07:27, Jarkko Nikula wrote:
> > > > On 2/10/23 00:38, Mario Limonciello wrote:

...

> > > > >     config I2C_DESIGNWARE_AMDPSP
> > > > >       bool "AMD PSP I2C semaphore support"
> > > > > -    depends on X86_MSR
> > > > >       depends on ACPI
> > > > >       depends on I2C_DESIGNWARE_PLATFORM
> > > > > +    depends on CRYPTO_DEV_SP_PSP && !(I2C_DESIGNWARE_PLATFORM=y &&
> > > > > CRYPTO_DEV_CCP_DD=m)
> > > > >       help
> > > >
> > > > Would this look better if split? I.e.
> > > >
> > > >     depends on CRYPTO_DEV_SP_PSP
> > > >     depends on !(I2C_DESIGNWARE_PLATFORM=y && CRYPTO_DEV_CCP_DD=m)
> > > Yes, thanks I'll change that for next version.
> >
> > I'm wondering if this is homegrown implementation of 'imply' keyword?
> >
>
> Like this?
>
> config I2C_DESIGNWARE_AMDPSP
> depends on CRYPTO_DEV_SP_PSP
> depends on CRYPTO_DEV_CCP_DD
>
> config CRYPTO_DEV_CCP_DD
> imply I2C_DESIGNWARE_PLATFORM

Looks okay, but I'm not familiar with this code. The documentation about
'imply' can be found here:

https://www.kernel.org/doc/html/latest/kbuild/kconfig-language.html#menu-attributes


--
With Best Regards,
Andy Shevchenko