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Wed, 12 Nov 2025 02:29:14 -0800 (PST) From: Krzysztof Kozlowski Date: Wed, 12 Nov 2025 11:28:50 +0100 Subject: [PATCH v2 05/11] cpuidle: big_little: Simplify with of_machine_device_match() Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251112-b4-of-match-matchine-data-v2-5-d46b72003fd6@linaro.org> References: <20251112-b4-of-match-matchine-data-v2-0-d46b72003fd6@linaro.org> In-Reply-To: <20251112-b4-of-match-matchine-data-v2-0-d46b72003fd6@linaro.org> To: Rob Herring , Saravana Kannan , "Rafael J. Wysocki" , Viresh Kumar , Matthias Brugger , AngeloGioacchino Del Regno , Yangtao Li , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Lorenzo Pieralisi , Daniel Lezcano , Bjorn Andersson , Konrad Dybcio , Thomas Gleixner , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Maximilian Luz , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Daniel Lezcano , Thierry Reding , Jonathan Hunter Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-arm-msm@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-tegra@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1143; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=81jTJshG5U8dunGjPlokrsbh1X84C4sADnDFTx0hch0=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpFGFnyTG8g3Dv3wVreirAjpYs3pAX3qJ3UXkuT K35vq/FMbKJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaRRhZwAKCRDBN2bmhouD 17JZD/981Aty8LTyqThGaZ2jPZnQRqILA4jQLUdlyGHSD3o1JOkc/OejeGBa2XG43Vs68nAkJAD joLQtVvcic7O5R3bHLdubIg/nwmSiJf4E3lzP/egNMDXmQGhpjFr+JbWrafzPx5AkJOcZkYqz6N YUgS2cJxbZYonK2umjv++lLOLQnSeIo2E+KprbWM0yjX6kUbPE4epGQaM065McRy0AIwdI4fxoW T6NV0F+1HAANoi65DBqfvOzIdaeldH2t1qyaOaX3hEtYzvDDKNjh/Ut1AmmH7gSnlsU7EfG0AwF O/P4RyK/k0twGUZr83j3MngPkzj6XIIc800HONG4zXqQcRu5Wl+UDmvPMfhu+G8hCTlD7pTKc7B 3yRo8XhIdgJZL4BIBD3ZMaD/sfeWkS5N2HQce+sfgszMJWRCRiAIdL4jq2lZ87zhxw3NaR7MQUI LnKOqV7KTzrZndBUoFckzLoGxG9iwlS/Q2z/F/FzJK9Wcw7CYIjpNYhIrVxg8XbNbtfnvevBGif fIEC9fmM1ZsBP88jyZMpC/z4Jsfhbfv33/tx+L/MkGKxM47rhKd3kvDjANqxXGKWFhO2FB6auwC +Cv6k4NIK1sSTmE+jFxF9lSfYVoaZadbNr4XM6w+OP766Lilq7Fe1l29ZMNe+NsXwsVo4jys4VG Bx3+BfE9uyjqLNA== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Replace open-coded getting root OF node and matching against it with new of_machine_device_match() helper. Signed-off-by: Krzysztof Kozlowski --- Depends on the first OF patch. --- drivers/cpuidle/cpuidle-big_little.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c index 4abba42fcc31..08f6bf2f6409 100644 --- a/drivers/cpuidle/cpuidle-big_little.c +++ b/drivers/cpuidle/cpuidle-big_little.c @@ -166,20 +166,11 @@ static const struct of_device_id compatible_machine_match[] = { static int __init bl_idle_init(void) { int ret; - struct device_node *root = of_find_node_by_path("/"); - const struct of_device_id *match_id; - - if (!root) - return -ENODEV; /* * Initialize the driver just for a compliant set of machines */ - match_id = of_match_node(compatible_machine_match, root); - - of_node_put(root); - - if (!match_id) + if (!of_machine_device_match(compatible_machine_match)) return -ENODEV; if (!mcpm_is_available()) -- 2.48.1