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Fri, 16 Feb 2024 16:58:40 -0800 (PST) Received: from atishp.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id d188-20020a6336c5000000b005dc89957e06sm487655pga.71.2024.02.16.16.58.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Feb 2024 16:58:39 -0800 (PST) From: Atish Patra To: linux-kernel@vger.kernel.org Cc: Atish Patra , Adrian Hunter , Alexander Shishkin , Alexandre Ghiti , Andrew Jones , Anup Patel , Arnaldo Carvalho de Melo , Atish Patra , Christian Brauner , =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , Conor Dooley , devicetree@vger.kernel.org, Evan Green , Guo Ren , Heiko Stuebner , Ian Rogers , Ingo Molnar , James Clark , Jing Zhang , Jiri Olsa , Ji Sheng Teoh , John Garry , Jonathan Corbet , Kan Liang , Krzysztof Kozlowski , kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, Ley Foon Tan , linux-doc@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, Mark Rutland , Namhyung Kim , Palmer Dabbelt , Paul Walmsley , Peter Zijlstra , Rob Herring , Samuel Holland , Weilin Wang , Will Deacon , kaiwenxue1@gmail.com, Yang Jihong Subject: [PATCH RFC 10/20] dt-bindings: riscv: add Smcntrpmf ISA extension description Date: Fri, 16 Feb 2024 16:57:28 -0800 Message-Id: <20240217005738.3744121-11-atishp@rivosinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240217005738.3744121-1-atishp@rivosinc.com> References: <20240217005738.3744121-1-atishp@rivosinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add the description for Smcntrpmf ISA extension Signed-off-by: Atish Patra --- Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Docu= mentation/devicetree/bindings/riscv/extensions.yaml index 15adeb60441b..149ecf2a8af3 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -135,6 +135,13 @@ properties: directlyi accessible in the supervisor mode. This extension depend on Sscsrind, Zihpm, Zicntr extensions. =20 + - const: smcntrpmf + description: | + The standard Smcntrpmf supervisor-level extension for the machine mode + to enable privilege mode filtering for cycle and instret counters. + The Ssccfg extension depends on this as *cfg CSRs are available only + if smcntrpmf is present. + - const: smstateen description: | The standard Smstateen extension for controlling access to CSRs --=20 2.34.1