From: Michael Ellerman <mpe@ellerman•id.au>
To: Greg KH <gregkh@linuxfoundation•org>, Zhao Ke <ke.zhao@shingroup•cn>
Cc: luming.yu@shingroup•cn, ajd@linux•ibm.com, arnd@arndb•de,
dawei.li@shingroup•cn, linux-kernel@vger•kernel.org,
shenghui.qu@shingroup•cn, npiggin@gmail•com, kvm@vger•kernel.org,
fbarrat@linux•ibm.com, linuxppc-dev@lists•ozlabs.org
Subject: Re: [PATCH v1] powerpc: Add PVN support for HeXin C2000 processor
Date: Thu, 23 Nov 2023 22:02:35 +1100 [thread overview]
Message-ID: <871qcgspf8.fsf@mail.lhotse> (raw)
In-Reply-To: <2023112317-ebook-dreamless-0cfe@gregkh>
Greg KH <gregkh@linuxfoundation•org> writes:
> 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@shingroup•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?
It's semantically sorted :D
ie. HX_C2000 is most similar to POWER8, but is newer than it.
PVR_BE is out of place, I'll fix that.
cheers
next prev parent reply other threads:[~2023-11-23 11:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-23 9:36 [PATCH v1] powerpc: Add PVN support for HeXin C2000 processor Zhao Ke
2023-11-23 9:43 ` Greg KH
2023-11-23 11:02 ` Michael Ellerman [this message]
2023-11-24 8:39 ` Zhao Ke 赵 可
2023-11-24 23:35 ` Nicholas Piggin
2023-11-29 3:11 ` Qu Shenghui 瞿盛辉
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