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Wed, 12 Nov 2025 02:29:10 -0800 (PST) From: Krzysztof Kozlowski Date: Wed, 12 Nov 2025 11:28:48 +0100 Subject: [PATCH v2 03/11] cpufreq: mediatek: Simplify with of_machine_get_match_data() Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20251112-b4-of-match-matchine-data-v2-3-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=1305; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=LNZVLd0eAq+BrnUkkpnNxcIGap0kv/bUjUexuvfEGXc=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpFGFmEH2DeB6xb4ZsqGIiZXyCKuaghi7tcHXuF IW0yheCS2+JAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaRRhZgAKCRDBN2bmhouD 1z8uD/93hKK/EORiP0ZP33MBXOGFTWBhbf/7kPv1vUdNrOaOhPu+qdM5qudXfnS0028Qkp8N8Q0 j5BYRsQSnrlxFw2Uzi8DVZWyW3kLmDHF4etZAeu2C1GJdClp9nkThAp4rYNKoY5yAQ7QQDATj1T y+21lzSQdWB9stCR7B5QQpOaYzlBfefo+ZsF+faalQ7B7L528JPO+Zd+UDwRJe8IRjy9xXuN1vA 0t/XQoDfNAXIS4chQ+QlB73kfDsgNJVEyJjIGiW0+hBT9qGkKw6h1qYltWg2H/YOuX9lgZ7o2ne ws2ILzwsb/mTJiRIGaUjgeLIjoawH4vRMEtuim9SBFT5VOVYBiC7+QY7kxHTmpYDWJSAgconnF5 H6m8yWbNnIvi05aPyR1wGY9Q+RJb8OQxpdJeIs96swv0EgvSp+nGCNTklo0TL5XI+SzJUL00WGG lmpgVGJK8oc5C2AYl3b29mKGu9R9RH82w8gE8TuQvWmg5VbGZESRWRSHf47W1OjuW9UKarGHVIU DDgjjdjor440n7ziUnnOycmB/nUZaIYE2yb9rFqNjg2N3nXgXx54XrI6zs7rZhypzRh0pK3Hh/V srAkeBC/7Nyj4qZfgaLfjnaKC1a5CwF87sC8+/W8jIH2Qq/BnmqyiW25fDIwD5WTvOjJdpm6EFE 5nCBO8HP3QKMtLg== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Status: O Replace open-coded getting root OF node, matching against it and getting the match data with new of_machine_get_match_data() helper. Acked-by: Viresh Kumar Signed-off-by: Krzysztof Kozlowski --- Depends on the first OF patch. --- drivers/cpufreq/mediatek-cpufreq.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c index 5d50a231f944..052ca7cd2f4f 100644 --- a/drivers/cpufreq/mediatek-cpufreq.c +++ b/drivers/cpufreq/mediatek-cpufreq.c @@ -764,22 +764,14 @@ MODULE_DEVICE_TABLE(of, mtk_cpufreq_machines); static int __init mtk_cpufreq_driver_init(void) { - struct device_node *np; - const struct of_device_id *match; const struct mtk_cpufreq_platform_data *data; int err; - np = of_find_node_by_path("/"); - if (!np) - return -ENODEV; - - match = of_match_node(mtk_cpufreq_machines, np); - of_node_put(np); - if (!match) { + data = of_machine_get_match_data(mtk_cpufreq_machines); + if (!data) { pr_debug("Machine is not compatible with mtk-cpufreq\n"); return -ENODEV; } - data = match->data; err = platform_driver_register(&mtk_cpufreq_platdrv); if (err)