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Message-Id: <168609537703.11035.4463826338484666822.b4-ty@rivosinc.com>
Date: Tue, 06 Jun 2023 16:49:37 -0700
From: Palmer Dabbelt <palmer@...osinc.com>
To: Conor Dooley <conor@...nel.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Yangyu Chen <cyy@...self.name>
Cc: linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
Andrew Jones <ajones@...tanamicro.com>,
Wende Tan <twd2.me@...il.com>, Soha Jin <soha@...u.info>,
Hongren Zheng <i@...ithal.me>
Subject: Re: [PATCH v3 0/2] riscv: allow case-insensitive ISA string
parsing
On Tue, 02 May 2023 00:10:19 +0800, Yangyu Chen wrote:
> This patchset allows case-insensitive ISA string parsing, which is
> needed in the ACPI environment. As the RISC-V Hart Capabilities Table
> (RHCT) description in UEFI Forum ECR[1] shows the format of the ISA
> string is defined in the RISC-V unprivileged specification[2]. However,
> the RISC-V unprivileged specification defines the ISA naming strings are
> case-insensitive while the current ISA string parser in the kernel only
> accepts lowercase letters. In this case, the kernel should allow
> case-insensitive ISA string parsing. Moreover, this reason has been
> discussed in Conor's patch[3]. And I have also checked the current ISA
> string parsing in the recent ACPI support patch[4] will also call
> `riscv_fill_hwcap` function as DT we use now.
>
> [...]
Applied, thanks!
[1/2] riscv: allow case-insensitive ISA string parsing
https://git.kernel.org/palmer/c/255b34d799dd
[2/2] dt-bindings: riscv: drop invalid comment about riscv,isa lower-case reasoning
https://git.kernel.org/palmer/c/9e320d7ca46a
Best regards,
--
Palmer Dabbelt <palmer@...osinc.com>
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