[PATCH AUTOSEL 6.3 6/7] powerpc/fsl_uli1575: Allow to disable FSL_ULI1575 support

Michael Ellerman mpe at ellerman.id.au
Tue May 9 17:14:48 AEST 2023


Randy Dunlap <rdunlap at infradead.org> writes:
> Hi--
>
> Just a heads up. This patch can cause build errors.
> I sent a patch for these on 2023-APR-28:
>   https://lore.kernel.org/linuxppc-dev/20230429043519.19807-1-rdunlap@infradead.org/
>
> Michael, I think this is your area if I'm not mistaken.

Yes. The fix is in my fixes branch as:
  536d948a8dee ("powerpc/fsl_uli1575: fix kconfig warnings and build errors")

But I don't think this commit (22fdf79171e8) really warrants going to
stable, it's a nice-to-have but doesn't fix any pressing bugs.

cheers

> On 5/8/23 20:54, Sasha Levin wrote:
>> From: Pali Rohár <pali at kernel.org>
>> 
>> [ Upstream commit 22fdf79171e8509db54599fd2c05ef0022ee83f5 ]
>> 
>> ULI1575 PCIe south bridge exists only on some Freescale boards. Allow to
>> disable CONFIG_FSL_ULI1575 symbol when it is not explicitly selected and
>> only implied. This is achieved by marking symbol as visible by providing
>> short description. Also adds dependency for this symbol to prevent enabling
>> it on platforms on which driver does not compile.
>> 
>> Signed-off-by: Pali Rohár <pali at kernel.org>
>> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
>> Link: https://msgid.link/20230409000812.18904-7-pali@kernel.org
>> Signed-off-by: Sasha Levin <sashal at kernel.org>
>> ---
>>  arch/powerpc/platforms/Kconfig | 4 +++-
>>  1 file changed, 3 insertions(+), 1 deletion(-)
>> 
>> diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
>> index d41dad227de84..608ac0290e3aa 100644
>> --- a/arch/powerpc/platforms/Kconfig
>> +++ b/arch/powerpc/platforms/Kconfig
>> @@ -261,7 +261,9 @@ config CPM2
>>  	  on it (826x, 827x, 8560).
>>  
>>  config FSL_ULI1575
>> -	bool
>> +	bool "ULI1575 PCIe south bridge support"
>> +	depends on FSL_SOC_BOOKE || PPC_86xx
>> +	select FSL_PCI
>>  	select GENERIC_ISA_DMA
>>  	help
>>  	  Supports for the ULI1575 PCIe south bridge that exists on some
>
> -- 
> ~Randy


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