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From: Anup Patel <apatel@ventanamicro.com>
Date: Fri, 19 Jan 2024 15:39:18 +0530
Message-ID: <CAK9=C2UV8J52a1pZjsNpFNwpUKn5K3nhS-+bS-3pohDwi3HrfQ@mail.gmail.com>
Subject: Re: [PATCH v5 0/5] RISC-V SBI debug console extension support
To: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Greg KH <gregkh@linuxfoundation.org>, nathan@kernel.org, 
	linux-riscv@lists.infradead.org, Paul Walmsley <paul.walmsley@sifive.com>, 
	jirislaby@kernel.org, Conor Dooley <conor@kernel.org>, ajones@ventanamicro.com, 
	linux-serial@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, 
	linux-kernel@vger.kernel.org
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On Sat, Jan 13, 2024 at 12:00=E2=80=AFAM Palmer Dabbelt <palmer@dabbelt.com=
> wrote:
>
> On Thu, 11 Jan 2024 06:50:37 PST (-0800), patchwork-bot+linux-riscv@kerne=
l.org wrote:
> > Hello:
> >
> > This series was applied to riscv/linux.git (for-next)
> > by Palmer Dabbelt <palmer@rivosinc.com>:
> >
> > On Fri, 24 Nov 2023 12:39:00 +0530 you wrote:
> >> The SBI v2.0 specification is now frozen. The SBI v2.0 specification d=
efines
> >> SBI debug console (DBCN) extension which replaces the legacy SBI v0.1
> >> functions sbi_console_putchar() and sbi_console_getchar().
> >> (Refer v2.0-rc5 at https://github.com/riscv-non-isa/riscv-sbi-doc/rele=
ases)
> >>
> >> This series adds support for SBI debug console (DBCN) extension in
> >> Linux RISC-V.
> >>
> >> [...]
> >
> > Here is the summary with links:
> >   - [v5,1/5] RISC-V: Add stubs for sbi_console_putchar/getchar()
> >     https://git.kernel.org/riscv/c/f503b167b660
> >   - [v5,2/5] RISC-V: Add SBI debug console helper routines
> >     https://git.kernel.org/riscv/c/f43fabf444ca
> >   - [v5,3/5] tty/serial: Add RISC-V SBI debug console based earlycon
> >     https://git.kernel.org/riscv/c/c77bf3607a0f
> >   - [v5,4/5] tty: Add SBI debug console support to HVC SBI driver
> >     https://git.kernel.org/riscv/c/88ead68e764c
> >   - [v5,5/5] RISC-V: Enable SBI based earlycon support
> >     https://git.kernel.org/riscv/c/50942ad6ddb5
> >
> > You are awesome, thank you!
>
> Nathan points out that this has some semantic conflicts with a patch in
> Greg's TTY tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/t=
ty.git/commit/?id=3Df32fcbedbe9290565e4eac3fd7c4c451d5478787
>
> So I think the best bet is to wait on Greg's patch to land in Linus'
> tree, and then base a v6 of this patch set on that merged patch.  I'm
> going to drop this one from for-next.

Greg's patch is now available in upstream Linux so I will rebase and
send out v6.

Thanks,
Anup