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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: "Rob Herring" <robh@kernel.org>,
	"Saravana Kannan" <saravanak@google.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	"Viresh Kumar" <viresh.kumar@linaro.org>,
	"Matthias Brugger" <matthias.bgg@gmail.com>,
	"AngeloGioacchino Del Regno"
	<angelogioacchino.delregno@collabora.com>,
	"Yangtao Li" <tiny.windzz@gmail.com>,
	"Chen-Yu Tsai" <wens@kernel.org>,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Samuel Holland" <samuel@sholland.org>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Daniel Lezcano" <daniel.lezcano@linaro.org>,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Konrad Dybcio" <konradybcio@kernel.org>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Nicolas Ferre" <nicolas.ferre@microchip.com>,
	"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
	"Claudiu Beznea" <claudiu.beznea@tuxon.dev>,
	"Maximilian Luz" <luzmaximilian@gmail.com>,
	"Hans de Goede" <hansg@kernel.org>,
	"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
	"Daniel Lezcano" <daniel.lezcano@kernel.org>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Jonathan Hunter" <jonathanh@nvidia.com>
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,
	 Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
	 Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v2 10/11] soc: qcom: ubwc: Simplify with of_machine_get_match_data()
Date: Wed, 12 Nov 2025 11:28:55 +0100	[thread overview]
Message-ID: <20251112-b4-of-match-matchine-data-v2-10-d46b72003fd6@linaro.org> (raw)
In-Reply-To: <20251112-b4-of-match-matchine-data-v2-0-d46b72003fd6@linaro.org>

Replace open-coded getting root OF node, matching against it and getting
the match data with new of_machine_get_match_data() helper.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---

Depends on the first OF patch.
---
 drivers/soc/qcom/ubwc_config.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/soc/qcom/ubwc_config.c b/drivers/soc/qcom/ubwc_config.c
index 1c09796163b0..1c25aaf55e52 100644
--- a/drivers/soc/qcom/ubwc_config.c
+++ b/drivers/soc/qcom/ubwc_config.c
@@ -301,21 +301,15 @@ static const struct of_device_id qcom_ubwc_configs[] __maybe_unused = {
 
 const struct qcom_ubwc_cfg_data *qcom_ubwc_config_get_data(void)
 {
-	const struct of_device_id *match;
-	struct device_node *root;
+	const struct qcom_ubwc_cfg_data *data;
 
-	root = of_find_node_by_path("/");
-	if (!root)
-		return ERR_PTR(-ENODEV);
-
-	match = of_match_node(qcom_ubwc_configs, root);
-	of_node_put(root);
-	if (!match) {
+	data = of_machine_get_match_data(qcom_ubwc_configs);
+	if (!data) {
 		pr_err("Couldn't find UBWC config data for this platform!\n");
 		return ERR_PTR(-EINVAL);
 	}
 
-	return match->data;
+	return data;
 }
 EXPORT_SYMBOL_GPL(qcom_ubwc_config_get_data);
 

-- 
2.48.1


  parent reply	other threads:[~2025-11-12 10:29 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-12 10:28 [PATCH v2 00/11] of: Add wrappers to match root node with OF device ID tables Krzysztof Kozlowski
2025-11-12 10:28 ` [PATCH v2 01/11] " Krzysztof Kozlowski
2025-11-13  9:55   ` Lukasz Luba
2025-11-12 10:28 ` [PATCH v2 02/11] cpufreq: dt-platdev: Simplify with of_machine_get_match_data() Krzysztof Kozlowski
2025-11-12 11:44   ` AngeloGioacchino Del Regno
2025-11-12 10:28 ` [PATCH v2 03/11] cpufreq: mediatek: " Krzysztof Kozlowski
2025-11-12 11:44   ` AngeloGioacchino Del Regno
2025-11-12 10:28 ` [PATCH v2 04/11] cpufreq: sun50i: Simplify with of_machine_device_match() Krzysztof Kozlowski
2025-11-12 10:28 ` [PATCH v2 05/11] cpuidle: big_little: " Krzysztof Kozlowski
2025-11-12 11:44   ` AngeloGioacchino Del Regno
2025-11-12 10:28 ` [PATCH v2 06/11] firmware: qcom: scm: " Krzysztof Kozlowski
2025-11-12 11:44   ` AngeloGioacchino Del Regno
2025-11-12 10:28 ` [PATCH v2 07/11] irqchip/atmel-aic: Simplify with of_machine_get_match_data() Krzysztof Kozlowski
2025-11-12 13:06   ` Alexandre Belloni
2025-11-12 10:28 ` [PATCH v2 08/11] platform: surface: " Krzysztof Kozlowski
2025-11-12 10:28 ` [PATCH v2 09/11] powercap: dtpm: " Krzysztof Kozlowski
2025-11-13  9:50   ` Lukasz Luba
2025-11-12 10:28 ` Krzysztof Kozlowski [this message]
2025-11-12 10:28 ` [PATCH v2 11/11] soc: tegra: Simplify with of_machine_device_match() Krzysztof Kozlowski
2025-11-12 11:44   ` AngeloGioacchino Del Regno
2025-11-14 13:17   ` Thierry Reding
2025-11-12 11:52 ` [PATCH v2 00/11] of: Add wrappers to match root node with OF device ID tables AngeloGioacchino Del Regno
2025-11-14 13:24   ` Thierry Reding

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