Received-SPF: pass (google.com: domain of linux-kernel+bounces-69601-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1;
From: Atish Patra <atishp@rivosinc.com>
To: linux-kernel@vger.kernel.org
Cc: Atish Patra <atishp@rivosinc.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Alexandre Ghiti <alexghiti@rivosinc.com>,
	Andrew Jones <ajones@ventanamicro.com>,
	Anup Patel <anup@brainfault.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Atish Patra <atishp@atishpatra.org>,
	Christian Brauner <brauner@kernel.org>,
	=?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= <cleger@rivosinc.com>,
	Conor Dooley <conor@kernel.org>,
	devicetree@vger.kernel.org,
	Evan Green <evan@rivosinc.com>,
	Guo Ren <guoren@kernel.org>,
	Heiko Stuebner <heiko@sntech.de>,
	Ian Rogers <irogers@google.com>,
	Ingo Molnar <mingo@redhat.com>,
	James Clark <james.clark@arm.com>,
	Jing Zhang <renyu.zj@linux.alibaba.com>,
	Jiri Olsa <jolsa@kernel.org>,
	Ji Sheng Teoh <jisheng.teoh@starfivetech.com>,
	John Garry <john.g.garry@oracle.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Kan Liang <kan.liang@linux.intel.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	kvm-riscv@lists.infradead.org,
	kvm@vger.kernel.org,
	Ley Foon Tan <leyfoon.tan@starfivetech.com>,
	linux-doc@vger.kernel.org,
	linux-perf-users@vger.kernel.org,
	linux-riscv@lists.infradead.org,
	Mark Rutland <mark.rutland@arm.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Rob Herring <robh+dt@kernel.org>,
	Samuel Holland <samuel.holland@sifive.com>,
	Weilin Wang <weilin.wang@intel.com>,
	Will Deacon <will@kernel.org>,
	kaiwenxue1@gmail.com,
	Yang Jihong <yangjihong1@huawei.com>
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>
In-Reply-To: <20240217005738.3744121-1-atishp@rivosinc.com>
References: <20240217005738.3744121-1-atishp@rivosinc.com>
Precedence: bulk
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit

Add the description for Smcntrpmf ISA extension

Signed-off-by: Atish Patra <atishp@rivosinc.com>
---
 Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/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.
 
+	- 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
-- 
2.34.1