linux-kernel - Re: linux-next: Tree for Sep 20 (ppc32: ADB

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Message-ID: <bc92f6cb-71dd-4b15-8d83-db7579ec7fb9@infradead.org>
Date:   Sat, 7 Oct 2023 10:32:37 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        tanyuan@...ylab.org
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Nicholas Piggin <npiggin@...il.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>
Subject: Re: linux-next: Tree for Sep 20 (ppc32: ADB_CUDA Kconfig warning)

Hi Michael,

On 9/21/23 21:51, Randy Dunlap wrote:
> 
> 
> On 9/21/23 17:10, Michael Ellerman wrote:
>> Randy Dunlap <rdunlap@...radead.org> writes:
>>> On 9/19/23 20:37, Stephen Rothwell wrote:
>>>> Hi all,
>>>>
>>>> Changes since 20230919:
>>>>
>>>> The mm tree lost its boot warning.
>>>>
>>>> The drm-misc tree gained a conflict against Linus' tree.
>>>>
>>>> Non-merge commits (relative to Linus' tree): 6006
>>>>  3996 files changed, 459968 insertions(+), 111742 deletions(-)
>>>>
>>>> ----------------------------------------------------------------------------
>>>
>>> 4 out of 10 randconfigs have this warning:
>>>
>>> WARNING: unmet direct dependencies detected for ADB_CUDA
>>>   Depends on [n]: MACINTOSH_DRIVERS [=n] && (ADB [=n] || PPC_PMAC [=y]) && !PPC_PMAC64 [=n]
>>>   Selected by [y]:
>>>   - PPC_PMAC [=y] && PPC_BOOK3S [=y] && CPU_BIG_ENDIAN [=y] && POWER_RESET [=y] && PPC32 [=y]
>>>
>>> WARNING: unmet direct dependencies detected for ADB_CUDA
>>>   Depends on [n]: MACINTOSH_DRIVERS [=n] && (ADB [=n] || PPC_PMAC [=y]) && !PPC_PMAC64 [=n]
>>>   Selected by [y]:
>>>   - PPC_PMAC [=y] && PPC_BOOK3S [=y] && CPU_BIG_ENDIAN [=y] && POWER_RESET [=y] && PPC32 [=y]
>>>
>>> WARNING: unmet direct dependencies detected for ADB_CUDA
>>>   Depends on [n]: MACINTOSH_DRIVERS [=n] && (ADB [=n] || PPC_PMAC [=y]) && !PPC_PMAC64 [=n]
>>>   Selected by [y]:
>>>   - PPC_PMAC [=y] && PPC_BOOK3S [=y] && CPU_BIG_ENDIAN [=y] && POWER_RESET [=y] && PPC32 [=y]
>>
>> Crud. Caused by:
>>
>> a3ef2fef198c ("powerpc/32: Add dependencies of POWER_RESET for pmac32")
>>
>> I was suspicious of that select, I should have been *more* suspicious :)
>>
>> I think this is a fix. The PPC32 isn't needed because ADB depends on (PPC_PMAC && PPC32).
> 
> Yes, that fixes the problem. Thanks.
> 
> Tested-by: Randy Dunlap <rdunlap@...radead.org>
> Acked-by: Randy Dunlap <rdunlap@...radead.org>
> 

Will you be merging this fix?

Thanks.

>>
>> diff --git a/arch/powerpc/platforms/powermac/Kconfig b/arch/powerpc/platforms/powermac/Kconfig
>> index 8bdae0caf21e..84f101ec53a9 100644
>> --- a/arch/powerpc/platforms/powermac/Kconfig
>> +++ b/arch/powerpc/platforms/powermac/Kconfig
>> @@ -2,7 +2,7 @@
>>  config PPC_PMAC
>>         bool "Apple PowerMac based machines"
>>         depends on PPC_BOOK3S && CPU_BIG_ENDIAN
>> -       select ADB_CUDA if POWER_RESET && PPC32
>> +       select ADB_CUDA if POWER_RESET && ADB
>>         select MPIC
>>         select FORCE_PCI
>>         select PPC_INDIRECT_PCI if PPC32
>>
>> cheers
> 

-- 
~Randy