From patchwork Wed Oct 9 20:03:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 13829162 Received: from mail-lj1-f176.google.com (mail-lj1-f176.google.com [209.85.208.176]) (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 469DB1E04A8 for ; Wed, 9 Oct 2024 20:03:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.176 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728504217; cv=none; b=qpF5DVFb8hMPp7S6DcofsQ/kOfyAIrzgoNkCTSMM+RmuiV24Wvhh4PY3A7aS8t00khNwoCvvNDg76UFS60ZxW1MnttSIUfi3gOvF0xgE6Qm1fTax4I4lV5wmo9skWrMrzsptGNDen42BfxdcGITIhHXlyB7kdZkxvCsAPKoLGxM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728504217; c=relaxed/simple; bh=6g+QNjhOrdb8sfdNgFtUCBbMsVcro8HZhnq0tUHugcA=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=eWG+ubypkAFKGTmJRQVC2mDtydtH+40Moj7ProYye3gaUD3mquJMx8FN6OH7hqYlmYPESvslXjxo1pN+zdvFolivkDbyRdl6n8mHhmw/Zar6dO+DjULnd5MtydYAE41WAmdu/OfAfaVpzgw+YCUoqh2Fx6OGbIfOLkyAP+Og5ws= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=NfJ5VARB; arc=none smtp.client-ip=209.85.208.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NfJ5VARB" Received: by mail-lj1-f176.google.com with SMTP id 38308e7fff4ca-2fac3f20f1dso1597941fa.3 for ; Wed, 09 Oct 2024 13:03:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1728504214; x=1729109014; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :references:cc:to:from:subject:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=i+uVHUOU9deIeIerpwAIew5ByM1hiuI7rc50ZxBHn0c=; b=NfJ5VARBs67evtT5Gm6cFDLWuDle3ddSTt3sCRZkmh5ZzTvBnlnHFUIhjgzmS4uIHy QbUNpSF6h02Cg2/1F69S2lESrQWPxdlWADC/icHMFYyh5WmSUzzYdCiT3vipQvCf+hQt 6cBsOCaEwdZYC6zNopbjJrKNvDi7niZWxgXdEEZjRGZoHFAZrL90jfgTppmxbi6R0fI3 PDGor9TM7XeX9aXVA2rf2OETniE8/n0OjUYHlo3MrmK//KiYOENjPZqDUMCF2kBn6G4C 7+XQfgI09wsC6SMn/M6CmxGDRcUIK5UiRKu0F4W04w1w1K+No2BOKTk4+71rWnPbTPbp P0Xw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728504214; x=1729109014; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :references:cc:to:from:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=i+uVHUOU9deIeIerpwAIew5ByM1hiuI7rc50ZxBHn0c=; b=eXgZCf4bLRbBAQQH/AUqTAkWJV6hfl9aF+XuUebEC0H3zVKWJhNk6CjFekWq0rdykt pNbZ+18biMlF4R6Pm257TJxNJdJqRtr2MVwKmvDRp/nE8wmq8hSb0gOCIMOekthZa7my LDAXRloUORDOUb0AjprFWFNaCxniH3qTYg7wvwkQJJaFveuJMQ3l//KFmxyepVx6OtUZ LfOsz05Q/+qdQNNZsb3ZPXPM437jWdQ1YoWNpGwsn5pjyxJEdCThph84uKJMtbppQK+I cGaP4FkiKQIQj3XVDqaWiMW+8L930GcDqaFit/ull4AWVEw9xNuAJKfK3gh4fnokD4XM Mixg== X-Forwarded-Encrypted: i=1; AJvYcCVChU6xZxg8FRmXtQrIm4qLb6UyRelyHB/JpiUt4rxXsGAsRFyZgr+8n+hlKalLEQucaE/1llyfd5vM3Q==@vger.kernel.org X-Gm-Message-State: AOJu0YzC+gRaE/2yCqSo45/JVCKDjTed54N8MJ98RV6oHVlGtd1QYOFT 5bqbvKIPEUNECZuI196yNMzMZFeQShudETVJMocbNnH7b1fZQbdJ X-Google-Smtp-Source: AGHT+IG4FfWa1XAC4GwW+YDRKpAvCsQhmAUQ1ilaZ0qG2t3YZf0j7u8PGdhBydz9ejeeZiHNICnlmg== X-Received: by 2002:a05:6512:31cc:b0:533:42ae:c985 with SMTP id 2adb3069b0e04-539c48e7bfbmr2603871e87.25.1728504214056; Wed, 09 Oct 2024 13:03:34 -0700 (PDT) Received: from ?IPV6:2a02:3100:b338:6300:ac71:eea5:34f6:504b? (dynamic-2a02-3100-b338-6300-ac71-eea5-34f6-504b.310.pool.telefonica.de. [2a02:3100:b338:6300:ac71:eea5:34f6:504b]) by smtp.googlemail.com with ESMTPSA id a640c23a62f3a-a993a3a1badsm656335466b.161.2024.10.09.13.03.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Oct 2024 13:03:33 -0700 (PDT) Message-ID: <8583cf5a-5495-476c-a309-169a83013aa9@gmail.com> Date: Wed, 9 Oct 2024 22:03:32 +0200 Precedence: bulk X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 1/9] hwmon: Add helper hwmon_visible_0444 From: Heiner Kallweit To: Tim Harvey , Jean Delvare , Guenter Roeck , Xu Yilun , Tom Rix , Jonas Malaco , =?utf-8?q?Tho?= =?utf-8?q?mas_Wei=C3=9Fschuh?= , Florian Fainelli , Michael Walle , Maximilian Luz , Ivor Wanders Cc: Broadcom internal kernel review list , "linux-hwmon@vger.kernel.org" , linux-rpi-kernel@lists.infradead.org, "linux-arm-kernel@lists.infradead.org" References: <3aecbfc5-e11b-4425-9c6b-88dac2d32945@gmail.com> Content-Language: en-US Autocrypt: addr=hkallweit1@gmail.com; keydata= xsFNBF/0ZFUBEAC0eZyktSE7ZNO1SFXL6cQ4i4g6Ah3mOUIXSB4pCY5kQ6OLKHh0FlOD5/5/ sY7IoIouzOjyFdFPnz4Bl3927ClT567hUJJ+SNaFEiJ9vadI6vZm2gcY4ExdIevYHWe1msJF MVE4yNwdS+UsPeCF/6CQQTzHc+n7DomE7fjJD5J1hOJjqz2XWe71fTvYXzxCFLwXXbBiqDC9 dNqOe5odPsa4TsWZ09T33g5n2nzTJs4Zw8fCy8rLqix/raVsqr8fw5qM66MVtdmEljFaJ9N8 /W56qGCp+H8Igk/F7CjlbWXiOlKHA25mPTmbVp7VlFsvsmMokr/imQr+0nXtmvYVaKEUwY2g 86IU6RAOuA8E0J5bD/BeyZdMyVEtX1kT404UJZekFytJZrDZetwxM/cAH+1fMx4z751WJmxQ J7mIXSPuDfeJhRDt9sGM6aRVfXbZt+wBogxyXepmnlv9K4A13z9DVLdKLrYUiu9/5QEl6fgI kPaXlAZmJsQfoKbmPqCHVRYj1lpQtDM/2/BO6gHASflWUHzwmBVZbS/XRs64uJO8CB3+V3fa cIivllReueGCMsHh6/8wgPAyopXOWOxbLsZ291fmZqIR0L5Y6b2HvdFN1Xhc+YrQ8TKK+Z4R mJRDh0wNQ8Gm89g92/YkHji4jIWlp2fwzCcx5+lZCQ1XdqAiHQARAQABzSZIZWluZXIgS2Fs bHdlaXQgPGhrYWxsd2VpdDFAZ21haWwuY29tPsLBjgQTAQgAOBYhBGxfqY/yOyXjyjJehXLe ig9U8DoMBQJf9GRVAhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEHLeig9U8DoMSycQ AJbfg8HZEK0ljV4M8nvdaiNixWAufrcZ+SD8zhbxl8GispK4F3Yo+20Y3UoZ7FcIidJWUUJL axAOkpI/70YNhlqAPMsuudlAieeYZKjIv1WV5ucNZ3VJ7dC+dlVqQdAr1iD869FZXvy91KhJ wYulyCf+s4T9YgmLC6jLMBZghKIf1uhSd0NzjyCqYWbk2ZxByZHgunEShOhHPHswu3Am0ftt ePaYIHgZs+Vzwfjs8I7EuW/5/f5G9w1vibXxtGY/GXwgGGHRDjFM7RSprGOv4F5eMGh+NFUJ TU9N96PQYMwXVxnQfRXl8O6ffSVmFx4H9rovxWPKobLmqQL0WKLLVvA/aOHCcMKgfyKRcLah 57vGC50Ga8oT2K1g0AhKGkyJo7lGXkMu5yEs0m9O+btqAB261/E3DRxfI1P/tvDZpLJKtq35 dXsj6sjvhgX7VxXhY1wE54uqLLHY3UZQlmH3QF5t80MS7/KhxB1pO1Cpcmkt9hgyzH8+5org +9wWxGUtJWNP7CppY+qvv3SZtKJMKsxqk5coBGwNkMms56z4qfJm2PUtJQGjA65XWdzQACib 2iaDQoBqGZfXRdPT0tC1H5kUJuOX4ll1hI/HBMEFCcO8++Bl2wcrUsAxLzGvhINVJX2DAQaF aNetToazkCnzubKfBOyiTqFJ0b63c5dqziAgzsFNBF/0ZFUBEADF8UEZmKDl1w/UxvjeyAeX kghYkY3bkK6gcIYXdLRfJw12GbvMioSguvVzASVHG8h7NbNjk1yur6AONfbUpXKSNZ0skV8V fG+ppbaY+zQofsSMoj5gP0amwbwvPzVqZCYJai81VobefTX2MZM2Mg/ThBVtGyzV3NeCpnBa 8AX3s9rrX2XUoCibYotbbxx9afZYUFyflOc7kEpc9uJXIdaxS2Z6MnYLHsyVjiU6tzKCiVOU KJevqvzPXJmy0xaOVf7mhFSNQyJTrZpLa+tvB1DQRS08CqYtIMxRrVtC0t0LFeQGly6bOngr ircurWJiJKbSXVstLHgWYiq3/GmCSx/82ObeLO3PftklpRj8d+kFbrvrqBgjWtMH4WtK5uN5 1WJ71hWJfNchKRlaJ3GWy8KolCAoGsQMovn/ZEXxrGs1ndafu47yXOpuDAozoHTBGvuSXSZo ythk/0EAuz5IkwkhYBT1MGIAvNSn9ivE5aRnBazugy0rTRkVggHvt3/7flFHlGVGpBHxFUwb /a4UjJBPtIwa4tWR8B1Ma36S8Jk456k2n1id7M0LQ+eqstmp6Y+UB+pt9NX6t0Slw1NCdYTW gJezWTVKF7pmTdXszXGxlc9kTrVUz04PqPjnYbv5UWuDd2eyzGjrrFOsJEi8OK2d2j4FfF++ AzOMdW09JVqejQARAQABwsF2BBgBCAAgFiEEbF+pj/I7JePKMl6Fct6KD1TwOgwFAl/0ZFUC GwwACgkQct6KD1TwOgxUfg//eAoYc0Vm4NrxymfcY30UjHVD0LgSvU8kUmXxil3qhFPS7KA+ y7tgcKLHOkZkXMX5MLFcS9+SmrAjSBBV8omKoHNo+kfFx/dUAtz0lot8wNGmWb+NcHeKM1eb nwUMOEa1uDdfZeKef/U/2uHBceY7Gc6zPZPWgXghEyQMTH2UhLgeam8yglyO+A6RXCh+s6ak Wje7Vo1wGK4eYxp6pwMPJXLMsI0ii/2k3YPEJPv+yJf90MbYyQSbkTwZhrsokjQEaIfjrIk3 rQRjTve/J62WIO28IbY/mENuGgWehRlTAbhC4BLTZ5uYS0YMQCR7v9UGMWdNWXFyrOB6PjSu Trn9MsPoUc8qI72mVpxEXQDLlrd2ijEWm7Nrf52YMD7hL6rXXuis7R6zY8WnnBhW0uCfhajx q+KuARXC0sDLztcjaS3ayXonpoCPZep2Bd5xqE4Ln8/COCslP7E92W1uf1EcdXXIrx1acg21 H/0Z53okMykVs3a8tECPHIxnre2UxKdTbCEkjkR4V6JyplTS47oWMw3zyI7zkaadfzVFBxk2 lo/Tny+FX1Azea3Ce7oOnRUEZtWSsUidtIjmL8YUQFZYm+JUIgfRmSpMFq8JP4VH43GXpB/S OCrl+/xujzvoUBFV/cHKjEQYBxo+MaiQa1U54ykM2W4DnHb1UiEf5xDkFd4= In-Reply-To: <3aecbfc5-e11b-4425-9c6b-88dac2d32945@gmail.com> Several drivers simply return 0444 in their is_visible callback. Add a helper in hwmon core for this use case to avoid code duplication. Signed-off-by: Heiner Kallweit --- drivers/hwmon/hwmon.c | 7 +++++++ include/linux/hwmon.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index 9c35c4d03..7c26e241e 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -108,6 +108,13 @@ static const struct attribute_group hwmon_dev_attr_group = { .is_visible = hwmon_dev_attr_is_visible, }; +umode_t hwmon_visible_0444(const void *drvdata, enum hwmon_sensor_types type, + u32 attr, int channel) +{ + return 0444; +} +EXPORT_SYMBOL_GPL(hwmon_visible_0444); + static const struct attribute_group *hwmon_dev_attr_groups[] = { &hwmon_dev_attr_group, NULL diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h index 5c6a421ad..ce38051b6 100644 --- a/include/linux/hwmon.h +++ b/include/linux/hwmon.h @@ -422,6 +422,8 @@ struct hwmon_ops { u32 attr, int channel, long val); }; +umode_t hwmon_visible_0444(const void *drvdata, enum hwmon_sensor_types type, + u32 attr, int channel); /** * struct hwmon_channel_info - Channel information * @type: Channel type.