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Wed, 12 Nov 2025 02:29:22 -0800 (PST) From: Krzysztof Kozlowski Date: Wed, 12 Nov 2025 11:28:54 +0100 Subject: [PATCH v2 09/11] powercap: dtpm: Simplify with of_machine_get_match_data() Precedence: bulk X-Mailing-List: platform-driver-x86@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-v2-9-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=1300; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=HOTpv8E7M3Z9++7bQRRNeja2y7FI7o/hDZwnKU6ywmQ=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpFGFr1tYOKM8LvWVApmUF795FPE3v7DdzNxeRs sD8X/1CFaWJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaRRhawAKCRDBN2bmhouD 17C6D/9Gk7S57LO4NXNBYYNtibDL8ljONOe8Ig0TRx0qtjvLyrRWtyTVEodm+FhIyH5crFSibku khWIr85eaZnyI7DZmi9EEFVE4TwF2EuzXUHW8BfsvL7GRGYpX14S1sHSR8EleDgvDqMR9NTL6V0 jNIwfovhLn7VP+62qwBkcAlM/2T+zgdVrn1DzN5L7mfWJoxKIEyDNH6m/+NJZXFUpV8HAOSggLF aFaSy/KjIdyDDmdGdCwFyzya7/r4WobRUj2kgaeARLZL89D8+WH9h28f/7hCc/hAfW4Ii4hbv91 ImiE/Pyo//QGhxgZOOxCC7SdAgA3h0gKzFE0Mgg0fENxJH3ErQLNax2+sn8jNbPg4xi/IW20mCb 2t3DHlPLJLbhonIQc/3zosje4H2HU5cCZ8aqRjTNCRsbwSOVm0Szz99U91i8FgFfFR/laV42FcG Nei3Qs4ZfN50R0C9Dh4TaDOeeBx8nKNoE3EzI2l5AY7zjvVe8CkMAl7LjCpfWFxFj9v9bhYmsoV L/k42dG7HJvL4TkMRdbp6cOYV+0MPV7QY9nt7Fb1vu14PeCkZlFCr9Px35eZypnM018TUFkKaCU 8PQcNvW9cis67Ie9IKba4R0f1wkpZVuHgWxJeR4dLwWs8Upggvlxq5bhVrL2wWCvymS1SWwmlnp ZVHhvRQqrTykRYA== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Replace open-coded getting root OF node, matching against it and getting the match data with new of_machine_get_match_data() helper. Signed-off-by: Krzysztof Kozlowski --- Depends on the first OF patch. --- drivers/powercap/dtpm.c | 16 +--------------- 1 file changed, 1 insertion(+), 15 deletions(-) diff --git a/drivers/powercap/dtpm.c b/drivers/powercap/dtpm.c index f390665743c4..129d55bc705c 100644 --- a/drivers/powercap/dtpm.c +++ b/drivers/powercap/dtpm.c @@ -548,9 +548,7 @@ static int dtpm_for_each_child(const struct dtpm_node *hierarchy, */ int dtpm_create_hierarchy(struct of_device_id *dtpm_match_table) { - const struct of_device_id *match; const struct dtpm_node *hierarchy; - struct device_node *np; int i, ret; mutex_lock(&dtpm_lock); @@ -567,19 +565,7 @@ int dtpm_create_hierarchy(struct of_device_id *dtpm_match_table) goto out_pct; } - ret = -ENODEV; - np = of_find_node_by_path("/"); - if (!np) - goto out_err; - - match = of_match_node(dtpm_match_table, np); - - of_node_put(np); - - if (!match) - goto out_err; - - hierarchy = match->data; + hierarchy = of_machine_get_match_data(dtpm_match_table); if (!hierarchy) { ret = -EFAULT; goto out_err; -- 2.48.1