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Wed, 12 Nov 2025 02:29:16 -0800 (PST) Received: from [127.0.1.1] ([178.197.219.123]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-42b32ecf522sm22020001f8f.45.2025.11.12.02.29.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Nov 2025 02:29:16 -0800 (PST) From: Krzysztof Kozlowski Date: Wed, 12 Nov 2025 11:28:51 +0100 Subject: [PATCH v2 06/11] firmware: qcom: scm: Simplify with of_machine_device_match() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251112-b4-of-match-matchine-data-v2-6-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, Konrad Dybcio , Krzysztof Kozlowski X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1468; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=kT5IA0GtAEQVfWhYH3L9qEziSnbAJtbqUptdjRPcgUw=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpFGFoaaq85XzS8Gm+QHLYdjGk6xAwN9M9CcUpd yKEYT6rj7WJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaRRhaAAKCRDBN2bmhouD 10RbD/0QYyKGuzIytM2noX3te8ScA/nUleatTJOM6knZFKx9CzhpYG1nOZVLI10Q72t5HzseI+4 Oi4wEKdkIUc6XVheTGBlr8XH/Ezs2NIXUugeMoQ28U1w20QF+5sOdKiBJ8lFGbqUkaW5ErSIVt/ /3YLlicO6MacIZ4wG1GV3ODj0yi29Vwzsw8iQ6oINdD7te+YPp7eyFYr3u9hVy7D9m+AtgpqlhE 1jwS8nFRrDTRBr3vIOIiXi6uTMdXTyROOufwqlETGtvxuy6WC0fZnONEg2PJ8qVsPQNOyCBh0Qe KuXhHY2766mkdS+jVh41HhZh7SIw5e2xVOU2um3CFI40O24+xT7NU210IHtd0D59Tlt7f8ahqeT gqgGRTtrIZEtR1EJqjwVRMIFU03xVQa0xRCSi0n0lLlN+IbtqaO6q7tuszNI5dmnr83xoxqPSmw +ADtjoptZfcndaqEjxeun09qQBsRMAEB6TRQESSXEFwnhpgJx5nYI/WyXlNdMqRoWjIPW9dVcVZ 2tmiITlPOWGxzTM7M0qFmJKgZds1jse18mQQhDI4U8b1YwJ5dY51NFWt/lDicye1EK9A1LMjS2h EuQHxg4sJU6eEe4Iuvo3xH1mzT4yrfSHABnMOF76JT3JLeDs1x8Mp3J67S03B0BKK8z92LlIU4Y mvucL86lWwzH1vQ== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251112_022919_014923_ED32EA21 X-CRM114-Status: GOOD ( 10.91 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Replace open-coded getting root OF node and matching against it with new of_machine_device_match() helper. Reviewed-by: Konrad Dybcio Signed-off-by: Krzysztof Kozlowski --- Depends on the first OF patch. --- drivers/firmware/qcom/qcom_scm.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c index e777b7cb9b12..1a6f85e463e0 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -2018,21 +2018,6 @@ static const struct of_device_id qcom_scm_qseecom_allowlist[] __maybe_unused = { { } }; -static bool qcom_scm_qseecom_machine_is_allowed(void) -{ - struct device_node *np; - bool match; - - np = of_find_node_by_path("/"); - if (!np) - return false; - - match = of_match_node(qcom_scm_qseecom_allowlist, np); - of_node_put(np); - - return match; -} - static void qcom_scm_qseecom_free(void *data) { struct platform_device *qseecom_dev = data; @@ -2064,7 +2049,7 @@ static int qcom_scm_qseecom_init(struct qcom_scm *scm) dev_info(scm->dev, "qseecom: found qseecom with version 0x%x\n", version); - if (!qcom_scm_qseecom_machine_is_allowed()) { + if (!of_machine_device_match(qcom_scm_qseecom_allowlist)) { dev_info(scm->dev, "qseecom: untested machine, skipping\n"); return 0; } -- 2.48.1