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Subject: Re: [PATCH v4 2/4] ACPI: enable ACPI_SPCR_TABLE on ARM64
To: Peter Hurley <peter@hurleysoftware.com>, linux-acpi@vger.kernel.org
References: <1456747355-15692-1-git-send-email-aleksey.makarov@linaro.org>
 <1456747355-15692-3-git-send-email-aleksey.makarov@linaro.org>
 <56D5B4E8.1050309@hurleysoftware.com>
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        Russell King <linux@arm.linux.org.uk>,
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        "Rafael J . Wysocki" <rjw@rjwysocki.net>,
        Leif Lindholm <leif.lindholm@linaro.org>,
        Graeme Gregory <graeme.gregory@linaro.org>, Al Stone <ahs3@redhat.com>,
        Christopher Covington <cov@codeaurora.org>,
        Yury Norov <ynorov@caviumnetworks.com>,
        "Zheng, Lv" <lv.zheng@intel.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will.deacon@arm.com>
From: Aleksey Makarov <aleksey.makarov@linaro.org>
Message-ID: <56D5D2DD.30105@linaro.org>
Date: Tue, 1 Mar 2016 20:35:25 +0300
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On 03/01/2016 06:27 PM, Peter Hurley wrote:
> On 02/29/2016 04:02 AM, Aleksey Makarov wrote:
>> SBBR mentions SPCR as a mandatory ACPI table.
>> So enable it for ARM64
> 
> Why is this opt-in per-arch?

It could depend only on CONFIG_ACPI.
I will do that in the next version, thank you

>> Signed-off-by: Aleksey Makarov <aleksey.makarov@linaro.org>
>> ---
>>  arch/arm64/Kconfig | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
>> index 9dc5209..544af2e 100644
>> --- a/arch/arm64/Kconfig
>> +++ b/arch/arm64/Kconfig
>> @@ -3,6 +3,7 @@ config ARM64
>>  	select ACPI_CCA_REQUIRED if ACPI
>>  	select ACPI_GENERIC_GSI if ACPI
>>  	select ACPI_REDUCED_HARDWARE_ONLY if ACPI
>> +	select ACPI_SPCR_TABLE if ACPI
>>  	select ARCH_HAS_DEVMEM_IS_ALLOWED
>>  	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
>>  	select ARCH_HAS_ELF_RANDOMIZE
>>
>