linux-kernel - Re: [PATCH] ARM: socfpga: fix missing RESET

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Message-ID: <a655b739-f6f5-3e68-4e1a-4be76ebdaef5@canonical.com>
Date:   Mon, 7 Feb 2022 10:47:50 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Dinh Nguyen <dinguyen@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Arnd Bergmann <arnd@...db.de>,
        Nathan Chancellor <nathan@...nel.org>,
        kernel test robot <lkp@...el.com>, stable@...r.kernel.org
Subject: Re: [PATCH] ARM: socfpga: fix missing RESET_CONTROLLER

On 07/02/2022 10:45, Dinh Nguyen wrote:
> 
> 
> On 2/7/22 02:44, Krzysztof Kozlowski wrote:
>> The SocFPGA machine since commit b3ca9888f35f ("reset: socfpga: add an
>> early reset driver for SoCFPGA") uses reset controller, so it should
>> select RESET_CONTROLLER explicitly.  Selecting ARCH_HAS_RESET_CONTROLLER
>> is not enough because it affects only default choice still allowing a
>> non-buildable configuration:
>>
>>    /usr/bin/arm-linux-gnueabi-ld: arch/arm/mach-socfpga/socfpga.o: in function `socfpga_init_irq':
>>    arch/arm/mach-socfpga/socfpga.c:56: undefined reference to `socfpga_reset_init'
>>
>> Reported-by: kernel test robot <lkp@...el.com>
>> Cc: <stable@...r.kernel.org>
>> Fixes: b3ca9888f35f ("reset: socfpga: add an early reset driver for SoCFPGA")
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
>> ---
>>   arch/arm/mach-socfpga/Kconfig | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig
>> index 43ddec677c0b..594edf9bbea4 100644
>> --- a/arch/arm/mach-socfpga/Kconfig
>> +++ b/arch/arm/mach-socfpga/Kconfig
>> @@ -2,6 +2,7 @@
>>   menuconfig ARCH_INTEL_SOCFPGA
>>   	bool "Altera SOCFPGA family"
>>   	depends on ARCH_MULTI_V7
>> +	select ARCH_HAS_RESET_CONTROLLER
>>   	select ARCH_SUPPORTS_BIG_ENDIAN
>>   	select ARM_AMBA
>>   	select ARM_GIC
>> @@ -18,6 +19,7 @@ menuconfig ARCH_INTEL_SOCFPGA
>>   	select PL310_ERRATA_727915
>>   	select PL310_ERRATA_753970 if PL310
>>   	select PL310_ERRATA_769419
>> +	select RESET_CONTROLLER
>>   
>>   if ARCH_INTEL_SOCFPGA
>>   config SOCFPGA_SUSPEND
> 
> Acked-By: Dinh Nguyen <dinguyen@...nel.org>

Hi Dinh,

I was expecting you will pick it up. If you only ack, who is going to
take it? Shall I send it directly to soc@?

Best regards,
Krzysztof