Linux-csky Archive on lore.kernel.org
 help / color / Atom feed
From: Guo Ren <guoren@kernel.org>
To: Anup Patel <anup@brainfault.org>
Cc: Alan Kao <alankao@andestech.com>,
	linux-arch <linux-arch@vger.kernel.org>,
	Albert Ou <aou@eecs.berkeley.edu>, Guo Ren <ren_guo@c-sky.com>,
	Arnd Bergmann <arnd@arndb.de>, Atish Patra <atish.patra@wdc.com>,
	Anup Patel <Anup.Patel@wdc.com>,
	"linux-kernel@vger.kernel.org List"
	<linux-kernel@vger.kernel.org>,
	linux-csky@vger.kernel.org,
	Vincent Chen <vincent.chen@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>, Zong Li <zong.li@sifive.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Greentime Hu <greentime.hu@sifive.com>,
	linux-riscv <linux-riscv@lists.infradead.org>,
	Bin Meng <bmeng.cn@gmail.com>
Subject: Re: [PATCH 2/2] riscv: Add vector ISA support
Date: Mon, 6 Jan 2020 11:38:30 +0800
Message-ID: <CAJF2gTQ8-b2w7-v1giYN_UYcNMaeju8yv0ksUu2=g5YJtk1rdw@mail.gmail.com> (raw)
In-Reply-To: <CAAhSdy2N1v20g-WGo99Utrvhj4NXZeFP-is1jqCs9DE_Zs2VKg@mail.gmail.com>

Thx Anup,

The purpose of the patch is to talk about abi for linux & libc.

The most confused me is how max vlen (128/256/512/1024 ???), we should
put it into sigcontext. I need people's suggestions, thx.

Anyone help to review the patch are very helpful and we could
co-developed together, Thx

On Mon, Jan 6, 2020 at 11:00 AM Anup Patel <anup@brainfault.org> wrote:
>
> On Mon, Jan 6, 2020 at 8:15 AM Alan Kao <alankao@andestech.com> wrote:
> >
> > Hi Guo,
> >
> > On Sun, Jan 05, 2020 at 10:52:15AM +0800, guoren@kernel.org wrote:
> > > From: Guo Ren <ren_guo@c-sky.com>
> > >
> > > The implementation follow the RISC-V "V" Vector Extension draft v0.8 with
> > > 128bit-vlen and it's based on linux-5.5-rc4.
> > >
> >
> > According to https://lkml.org/lkml/2019/11/22/2169, in which Paul has stated
> > that "we plan to only accept patches for new modules or extensions that have
> > been frozen or ratified by the RISC-V Foundation."
> >
> > Is v0.8 ratified enough for now?
>
> As-per the patch acceptance policy, we cannot merge it now (just like KVM
> patches) but we can always review and get the patches in final shape
> by the time spec is frozen or ratified.
>
> I think we should continue with the patch review and get this series in
> good shape.
>
> In fact, having this patches early on LKML is very helpful for people working
> on RISC-V vector extension implementation in HW. On this line, this a good
> contribution coming at the right time.
>
> Regards,
> Anup



-- 
Best Regards
 Guo Ren

ML: https://lore.kernel.org/linux-csky/

  reply index

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-05  2:52 [PATCH 1/2] riscv: Fixup obvious bug for fp-regs reset guoren
2020-01-05  2:52 ` [PATCH 2/2] riscv: Add vector ISA support guoren
2020-01-05  8:39   ` Andreas Schwab
2020-01-05  9:01     ` Guo Ren
2020-01-05 12:32   ` kbuild test robot
2020-01-06  3:27     ` Guo Ren
2020-01-05 16:22   ` kbuild test robot
2020-01-06  2:45   ` Alan Kao
2020-01-06  3:00     ` Anup Patel
2020-01-06  3:38       ` Guo Ren [this message]
2020-01-06  3:32     ` Guo Ren
2020-01-06  9:25   ` Anup Patel
2020-01-07 16:15     ` Guo Ren
2020-01-11  1:30 ` [PATCH 1/2] riscv: Fixup obvious bug for fp-regs reset Paul Walmsley

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CAJF2gTQ8-b2w7-v1giYN_UYcNMaeju8yv0ksUu2=g5YJtk1rdw@mail.gmail.com' \
    --to=guoren@kernel.org \
    --cc="linux-kernel@vger.kernel.org \
    --cc=Anup.Patel@wdc.com \
    --cc=alankao@andestech.com \
    --cc=anup@brainfault.org \
    --cc=aou@eecs.berkeley.edu \
    --cc=arnd@arndb.de \
    --cc=atish.patra@wdc.com \
    --cc=bmeng.cn@gmail.com \
    --cc=greentime.hu@sifive.com \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-csky@vger.kernel.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=palmer@dabbelt.com \
    --cc=paul.walmsley@sifive.com \
    --cc=ren_guo@c-sky.com \
    --cc=vincent.chen@sifive.com \
    --cc=zong.li@sifive.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-csky Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-csky/0 linux-csky/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-csky linux-csky/ https://lore.kernel.org/linux-csky \
		linux-csky@vger.kernel.org
	public-inbox-index linux-csky

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-csky


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git