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Thu, 06 Nov 2025 11:08:21 -0800 (PST) From: Krzysztof Kozlowski Date: Thu, 06 Nov 2025 20:07:13 +0100 Subject: [PATCH 06/13] cpuidle: big_little: Simplify with of_machine_device_match() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251106-b4-of-match-matchine-data-v1-6-d780ea1780c2@linaro.org> References: <20251106-b4-of-match-matchine-data-v1-0-d780ea1780c2@linaro.org> In-Reply-To: <20251106-b4-of-match-matchine-data-v1-0-d780ea1780c2@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/ZANAwAKAcE3ZuaGi4PXAcsmYgBpDPIOPVy2nJb9/aZGGihJZJb6YzWNYbITaU/JD /wAIbe0weqJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaQzyDgAKCRDBN2bmhouD 1+/5D/4twhEWhy32a6SbzdPRfB3gSy75fyN8B5lREUBuB3lg+/Q20TtmadU87drCAs82yGBNucd GykHkO6pu4SM+UwePyZ6VPEVv6ZgXHrJNtRFG1XlIm8Q/AygPPl4xucn/naHXrWq/XnN4qNsWF+ iGgGwG1JycizeDM8lsEpLS1ye5J7N4pEAShKgxBG9AsQrGb8cNPu+z3DWBof+lyhu3vH5GYwFtn /taEpeXS1kk4gbPvr0LKInH3SS1fTM25K6LO+6Kzi3XpXKh6UecpyRHpCSRf4HXlWEF+UF0uaZw dY3a+MdF3zn6XyR/fHaodAF/27kNp1Aljz5kVFWIj9yTeNHgGeDhatQboZaGfFLmuHGj2jOv8H1 jo1n3AR+1hWN95bLIMnN9g7c+SOivA1B5Vvy6VyEZvPHTxHMFxkgAXobBCeHn9UzjInGlL3A8fF QHbTzdUu3RYgvk9eI6qB1FRWjuUcd3KOVQIkZBXZ0nX+uq6xrDyqNtxf3EeigO5HIZwGh0pAg3b KDdcUP8N3WzU053nG6pPCIEb4H/hKU4OPtn+SrP9g2R+QnS9X235mO91RycPcBKIBE1kRGwMlTr fuLMetgh3RS7x/PKnyAnqE8rGVJZamVvtwkEbRsgJocNyDBnYes1oTn4ozkObw33ys20kFRMJzc q3b4Z2KUE6y+epg== 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_m= atch[] =3D { static int __init bl_idle_init(void) { int ret; - struct device_node *root =3D of_find_node_by_path("/"); - const struct of_device_id *match_id; - - if (!root) - return -ENODEV; =20 /* * Initialize the driver just for a compliant set of machines */ - match_id =3D of_match_node(compatible_machine_match, root); - - of_node_put(root); - - if (!match_id) + if (!of_machine_device_match(compatible_machine_match)) return -ENODEV; =20 if (!mcpm_is_available()) --=20 2.48.1