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Thu, 06 Nov 2025 11:08:23 -0800 (PST) From: Krzysztof Kozlowski Date: Thu, 06 Nov 2025 20:07:14 +0100 Subject: [PATCH 07/13] firmware: qcom: scm: Simplify with of_machine_device_match() Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20251106-b4-of-match-matchine-data-v1-7-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=1409; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=mMs+/htGtXYGsIA71gg7FmYxj0Ux55LRPjq4c7c7iAM=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpDPIPnieH16c8d60rwZIiX6haowTgQtMDdTNgc Nt9m3EGIpqJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaQzyDwAKCRDBN2bmhouD 15MND/9iEN4qP+PowaIfKdmRXiKRnNXohM8G8jgJAet6APPR2LlkfxfOSySgRZDLKCKTj6THV0b 7S1uNUEDLipfAfqOyb2ES/O3p5hOdH+NaiNLbJNFfvKNEVsn1979VTOkhpl0yR8E/eLVMk6Rb4v 3BjFCTTZSlOxYovGcx2SaB8PFO7Mb0UJEj9+6dJqeF+WyC1jWN89UziF9Aa9kShSX7nhipdwh3e ZvzDbpiCfcqIJ1oAWBlOLSkYTWAVyHAxnH07HvL+u3MaiynTgwewgye1+rFCFDZXCord4VxYgJi r/pAXsBB7P8GdbQ/0tzWWixP0N5XIW+p1fW23ZI7sp7IeSI/y8IOHHtzb3RfzN5z0cL89NB31Ld ZMzeoYy4VMqJsWvzxzO5H04KoDvuG8++JeHBB7TFbaBpwfMXXF/fhWawgvSGfvGlQVMHPkvwQzT pm/KFaHtPyRmeKO7mf/wyxYMOHlJWUFo5HgpPwzSKC/wTylBSMjmlVio4ZGFJeLMvA1hFqKE1md ncgtRPz3+HXM4i3pKZ1yCq3ECTajGjpZ/G0S8kFfY7AEKZlPseRRXMisGjDhnEibdRTOVnsmjBs vG5FsRPbRPg/s0BYkgUIUEREnc9tP+jJ3rCqmA4Bd4DOr284xpS3Rd+NkltT1CfIkfO1IRPgHtH WEqN666U3/TfL2Q== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Status: O 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/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; }