linux-kernel - Re: [PATCH v1] powerpc: Add PVN support for HeXin C2000 processor

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Message-ID: <2023112317-ebook-dreamless-0cfe@gregkh>
Date:   Thu, 23 Nov 2023 09:43:33 +0000
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Zhao Ke <ke.zhao@...ngroup.cn>
Cc:     mpe@...erman.id.au, npiggin@...il.com, christophe.leroy@...roup.eu,
        fbarrat@...ux.ibm.com, ajd@...ux.ibm.com, arnd@...db.de,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, shenghui.qu@...ngroup.cn,
        luming.yu@...ngroup.cn, dawei.li@...ngroup.cn
Subject: Re: [PATCH v1] powerpc: Add PVN support for HeXin C2000 processor

On Thu, Nov 23, 2023 at 05:36:11PM +0800, Zhao Ke wrote:
> HeXin Tech Co. has applied for a new PVN from the OpenPower Community
> for its new processor C2000. The OpenPower has assigned a new PVN
> and this newly assigned PVN is 0x0066, add pvr register related
> support for this PVN.
> 
> Signed-off-by: Zhao Ke <ke.zhao@...ngroup.cn>
> Link: https://discuss.openpower.foundation/t/how-to-get-a-new-pvr-for-processors-follow-power-isa/477/10
> ---
> 	v0 -> v1:
> 	- Fix .cpu_name with the correct description
> ---
> ---
>  arch/powerpc/include/asm/reg.h            |  1 +
>  arch/powerpc/kernel/cpu_specs_book3s_64.h | 15 +++++++++++++++
>  arch/powerpc/kvm/book3s_pr.c              |  1 +
>  arch/powerpc/mm/book3s64/pkeys.c          |  3 ++-
>  arch/powerpc/platforms/powernv/subcore.c  |  3 ++-
>  drivers/misc/cxl/cxl.h                    |  3 ++-
>  6 files changed, 23 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
> index 4ae4ab9090a2..7fd09f25452d 100644
> --- a/arch/powerpc/include/asm/reg.h
> +++ b/arch/powerpc/include/asm/reg.h
> @@ -1361,6 +1361,7 @@
>  #define PVR_POWER8E	0x004B
>  #define PVR_POWER8NVL	0x004C
>  #define PVR_POWER8	0x004D
> +#define PVR_HX_C2000	0x0066
>  #define PVR_POWER9	0x004E
>  #define PVR_POWER10	0x0080
>  #define PVR_BE		0x0070

Why is this not in sorted order?

thanks,

greg k-h