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Add a blank line to make things readable. Signed-off-by: Tudor Ambarus --- drivers/soc/samsung/exynos-chipid.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exyn= os-chipid.c index d3b4b5508e0c808ee9f7b0039073ef57915d60fc..cdab1d4326b9de5df477a054583= 9b7b8b402d55d 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -70,7 +70,7 @@ static const struct exynos_soc_id { { "EXYNOSAUTOV920", 0x0A920000 }, }; =20 -static const char *product_id_to_soc_id(unsigned int product_id) +static const char *exynos_product_id_to_soc_id(unsigned int product_id) { int i; =20 @@ -141,7 +141,8 @@ static int exynos_chipid_probe(struct platform_device *= pdev) soc_info.revision); if (!soc_dev_attr->revision) return -ENOMEM; - soc_dev_attr->soc_id =3D product_id_to_soc_id(soc_info.product_id); + + soc_dev_attr->soc_id =3D exynos_product_id_to_soc_id(soc_info.product_id); if (!soc_dev_attr->soc_id) { pr_err("Unknown SoC\n"); return -ENODEV; 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[104.155.83.17]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47789ffea1esm3732645e9.13.2025.11.12.00.48.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Nov 2025 00:48:40 -0800 (PST) From: Tudor Ambarus Date: Wed, 12 Nov 2025 08:48:21 +0000 Subject: [PATCH 2/4] soc: samsung: exynos-chipid: downgrade dev_info to dev_dbg for soc info Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251112-chipid-trivial-v1-2-ec2dea03bd83@linaro.org> References: <20251112-chipid-trivial-v1-0-ec2dea03bd83@linaro.org> In-Reply-To: <20251112-chipid-trivial-v1-0-ec2dea03bd83@linaro.org> To: Krzysztof Kozlowski , Alim Akhtar Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, peter.griffin@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Tudor Ambarus X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1762937318; l=1028; i=tudor.ambarus@linaro.org; s=20241212; h=from:subject:message-id; bh=EhORVg5AyonyLqgYmZ/jq75ZA9P5rTDSsH8wOv8oehM=; b=KQx82sEfBGkvY2sSWUcfokNVQxltnCs2thIob42A5Z2BsHO52ZwpBzxC187lGiaoZUytR/WBf vin0DwG0RlxB7zwM/KikyLCfd60l8+F0Z4xUdL3ME26YySbIxkUe3LB X-Developer-Key: i=tudor.ambarus@linaro.org; a=ed25519; pk=uQzE0NXo3dIjeowMTOPCpIiPHEz12IA/MbyzrZVh9WI= The SoC information is exposed to userspace using the standard soc interface. Downgrade to dev_dbg to stop polluting the console log. Signed-off-by: Tudor Ambarus --- drivers/soc/samsung/exynos-chipid.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exyn= os-chipid.c index cdab1d4326b9de5df477a0545839b7b8b402d55d..3671ed718b933a2dbb9e154202b= d3235e3efd758 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -159,8 +159,8 @@ static int exynos_chipid_probe(struct platform_device *= pdev) =20 platform_set_drvdata(pdev, soc_dev); =20 - dev_info(dev, "Exynos: CPU[%s] PRO_ID[0x%x] REV[0x%x] Detected\n", - soc_dev_attr->soc_id, soc_info.product_id, soc_info.revision); + dev_dbg(dev, "Exynos: CPU[%s] PRO_ID[0x%x] REV[0x%x] Detected\n", + soc_dev_attr->soc_id, soc_info.product_id, soc_info.revision); =20 return 0; =20 --=20 2.51.2.1041.gc1ab5b90ca-goog From nobody Mon Feb 9 01:17:42 2026 Received: from mail-wm1-f42.google.com (mail-wm1-f42.google.com [209.85.128.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A5D732FD665 for ; 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Signed-off-by: Tudor Ambarus --- drivers/soc/samsung/exynos-chipid.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exyn= os-chipid.c index 3671ed718b933a2dbb9e154202bd3235e3efd758..b5866a324d8ae911a5c99d02903= 28efdcc072dfd 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -143,10 +143,8 @@ static int exynos_chipid_probe(struct platform_device = *pdev) return -ENOMEM; =20 soc_dev_attr->soc_id =3D exynos_product_id_to_soc_id(soc_info.product_id); - if (!soc_dev_attr->soc_id) { - pr_err("Unknown SoC\n"); - return -ENODEV; - } + if (!soc_dev_attr->soc_id) + return dev_err_probe(dev, -ENODEV, "Unknown SoC\n"); =20 /* please note that the actual registration will be deferred */ soc_dev =3D soc_device_register(soc_dev_attr); --=20 2.51.2.1041.gc1ab5b90ca-goog From nobody Mon Feb 9 01:17:42 2026 Received: from mail-wm1-f49.google.com (mail-wm1-f49.google.com [209.85.128.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8CF302FDC41 for ; 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[104.155.83.17]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47789ffea1esm3732645e9.13.2025.11.12.00.48.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Nov 2025 00:48:43 -0800 (PST) From: Tudor Ambarus Date: Wed, 12 Nov 2025 08:48:23 +0000 Subject: [PATCH 4/4] soc: samsung: exynos-chipid: use devm action to unregister soc device Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251112-chipid-trivial-v1-4-ec2dea03bd83@linaro.org> References: <20251112-chipid-trivial-v1-0-ec2dea03bd83@linaro.org> In-Reply-To: <20251112-chipid-trivial-v1-0-ec2dea03bd83@linaro.org> To: Krzysztof Kozlowski , Alim Akhtar Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, peter.griffin@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Tudor Ambarus X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1762937318; l=2293; i=tudor.ambarus@linaro.org; s=20241212; h=from:subject:message-id; bh=n57AkQX/19Tb7iHOH+H3uEtUeyVRBEzgRBixRLiXHFw=; b=bMyB0dF9A7s2TwSb6EVYiRGLCLForFlgHHMYDdy3K5A6G2Ioi2jiFOZ13zx6ejNWqrQuMYtg/ v1Svk1Zmeo6DeqIub2Zm7ixB/YNYSXR4VxOo/yq1VXDQvkqPk2UcVcn X-Developer-Key: i=tudor.ambarus@linaro.org; a=ed25519; pk=uQzE0NXo3dIjeowMTOPCpIiPHEz12IA/MbyzrZVh9WI= Simplify the unwinding of the soc device by using a devm action. Signed-off-by: Tudor Ambarus --- drivers/soc/samsung/exynos-chipid.c | 28 ++++++++++++---------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exyn= os-chipid.c index b5866a324d8ae911a5c99d0290328efdcc072dfd..d5b4d4f8d43da4c50d0e856e914= 550a9322725a1 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -14,6 +14,7 @@ =20 #include #include +#include #include #include #include @@ -104,6 +105,11 @@ static int exynos_chipid_get_chipid_info(struct regmap= *regmap, return 0; } =20 +static void exynos_chipid_unregister_soc(void *data) +{ + soc_device_unregister(data); +} + static int exynos_chipid_probe(struct platform_device *pdev) { const struct exynos_chipid_variant *drv_data; @@ -151,28 +157,19 @@ static int exynos_chipid_probe(struct platform_device= *pdev) if (IS_ERR(soc_dev)) return PTR_ERR(soc_dev); =20 - ret =3D exynos_asv_init(dev, regmap); + ret =3D devm_add_action_or_reset(dev, exynos_chipid_unregister_soc, + soc_dev); if (ret) - goto err; + return dev_err_probe(dev, ret, "failed to add devm action\n"); =20 - platform_set_drvdata(pdev, soc_dev); + ret =3D exynos_asv_init(dev, regmap); + if (ret) + return ret; =20 dev_dbg(dev, "Exynos: CPU[%s] PRO_ID[0x%x] REV[0x%x] Detected\n", soc_dev_attr->soc_id, soc_info.product_id, soc_info.revision); =20 return 0; - -err: - soc_device_unregister(soc_dev); - - return ret; -} - -static void exynos_chipid_remove(struct platform_device *pdev) -{ - struct soc_device *soc_dev =3D platform_get_drvdata(pdev); - - soc_device_unregister(soc_dev); } =20 static const struct exynos_chipid_variant exynos4210_chipid_drv_data =3D { @@ -205,7 +202,6 @@ static struct platform_driver exynos_chipid_driver =3D { .of_match_table =3D exynos_chipid_of_device_ids, }, .probe =3D exynos_chipid_probe, - .remove =3D exynos_chipid_remove, }; module_platform_driver(exynos_chipid_driver); =20 --=20 2.51.2.1041.gc1ab5b90ca-goog