linux-kernel - Re: [PATCH 3/6] arm64: cputype: Add QCOM_CPU_PART_KRYO_3XX

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Message-ID: <k64saaxnipegp4ot636apzewrs7dz2j7xdpqxg6iotbaderuia@hxqf63bwwztf>
Date: Tue, 10 Dec 2024 01:02:01 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Douglas Anderson <dianders@...omium.org>
Cc: Catalin Marinas <catalin.marinas@....com>, 
	Will Deacon <will@...nel.org>, Mark Rutland <mark.rutland@....com>, 
	Julius Werner <jwerner@...omium.org>, Jeffrey Hugo <quic_jhugo@...cinc.com>, 
	Roxana Bradescu <roxabee@...gle.com>, bjorn.andersson@....qualcomm.com, 
	linux-arm-kernel@...ts.infradead.org, Trilok Soni <quic_tsoni@...cinc.com>, 
	linux-arm-msm@...r.kernel.org, Anshuman Khandual <anshuman.khandual@....com>, 
	Besar Wicaksono <bwicaksono@...dia.com>, D Scott Phillips <scott@...amperecomputing.com>, 
	Easwar Hariharan <eahariha@...ux.microsoft.com>, Oliver Upton <oliver.upton@...ux.dev>, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/6] arm64: cputype: Add QCOM_CPU_PART_KRYO_3XX_GOLD

On Mon, Dec 09, 2024 at 09:43:13AM -0800, Douglas Anderson wrote:
> Add a definition for the Qualcomm Kryo 300-series Gold cores.
> 
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
> ---
> I have no idea if this is actually right and no way to test it, but it
> fits the pattern of the other definitions. Someone from Qualcomm ought
> to confirm this.

This matches what I see on SDM845.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>


> 
>  arch/arm64/include/asm/cputype.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
> index 488f8e751349..c8058f91a5bd 100644
> --- a/arch/arm64/include/asm/cputype.h
> +++ b/arch/arm64/include/asm/cputype.h
> @@ -119,6 +119,7 @@
>  #define QCOM_CPU_PART_KRYO		0x200
>  #define QCOM_CPU_PART_KRYO_2XX_GOLD	0x800
>  #define QCOM_CPU_PART_KRYO_2XX_SILVER	0x801
> +#define QCOM_CPU_PART_KRYO_3XX_GOLD	0x802
>  #define QCOM_CPU_PART_KRYO_3XX_SILVER	0x803
>  #define QCOM_CPU_PART_KRYO_4XX_GOLD	0x804
>  #define QCOM_CPU_PART_KRYO_4XX_SILVER	0x805
> @@ -195,6 +196,7 @@
>  #define MIDR_QCOM_KRYO MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO)
>  #define MIDR_QCOM_KRYO_2XX_GOLD MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_2XX_GOLD)
>  #define MIDR_QCOM_KRYO_2XX_SILVER MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_2XX_SILVER)
> +#define MIDR_QCOM_KRYO_3XX_GOLD MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_3XX_GOLD)
>  #define MIDR_QCOM_KRYO_3XX_SILVER MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_3XX_SILVER)
>  #define MIDR_QCOM_KRYO_4XX_GOLD MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_4XX_GOLD)
>  #define MIDR_QCOM_KRYO_4XX_SILVER MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_4XX_SILVER)
> -- 
> 2.47.0.338.g60cca15819-goog
> 

-- 
With best wishes
Dmitry