From nobody Tue Jun 30 21:21:17 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE83AC433FE for ; Sun, 9 Jan 2022 19:44:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236784AbiAIToe (ORCPT ); Sun, 9 Jan 2022 14:44:34 -0500 Received: from mout.gmx.net ([212.227.15.18]:38963 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236772AbiAITod (ORCPT ); Sun, 9 Jan 2022 14:44:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1641757450; bh=c91afZdekR7n/9J8hO61bQWbB88jCJyRcF24lRYg36g=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=KUQpPcOfe95vD9e5Oh9cITT7GP/xIJ/Bz5IwG+5/cK1dGA5uJjMH+sBwPRRQb42o1 QTC13dpJ1QTC5W3aGHC8w73qcHdc3U8iM/9u74NYRa1iSU7jxnRJgIyZpaQytU9lDe ADp0CHLgizrOA7ugEbf657hmZDB8YEUu4NpXqLns= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from esprimo-mx.fritz.box ([91.137.126.34]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MAfYw-1nDCcs2jV2-00B0mY; Sun, 09 Jan 2022 20:44:10 +0100 From: Armin Wolf To: pali@kernel.org Cc: jdelvare@suse.com, linux@roeck-us.net, corbet@lwn.net, linux-hwmon@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v2 1/3] Documentation: admin-guide: Update i8k driver name Date: Sun, 9 Jan 2022 20:43:58 +0100 Message-Id: <20220109194400.58725-2-W_Armin@gmx.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220109194400.58725-1-W_Armin@gmx.de> References: <20220109194400.58725-1-W_Armin@gmx.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:rQPbT50102gs63WTVlswzbMmxrTOjkOUFqhKWRlMrZr0QTK8pql W/d3VyYMcpiSdyVVphij3BDBBanhm969bDzBvPjZ8yilhdbPCVUNatWGmtgVq2JHSf3T/tI MZ3yNpPckSNAIBphe+Qj6egJ+9XM4brP1k6U193J5U9ZONPLnwzBRxUoOLEUuTFYM+Xhac/ CqXF+mTkQaNLCbam2GxTQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:avxYAcVIP3E=:CSlPKdPz5PPRKGugCW/men WpDjND9qW+B71FbioSmT6vgnYr5N751B1bZD63ycAQfQuXn7thBWRAVr68z2au2r1MJEETO16 b5NQOD/W0zpc+MYrqeD0dLJqhg1UE+ZnywyR2Xu5Ae/YRREbp0oWBY0tllfmwuYwUv2KpjpjU INFAb+JHIJgrHksyCOPjNl8DcRaSmxLIziOoFeU/7riei0drJqLzjIJm5U6XNJl4RY2RvFuDH o9QyZlZsHyO0FD6u5i8HEVR9mc4xEm00XBqjrsrLgP5DrHQ58Cw/E1O+g+wtoCg/BLV0BSO5s jHg27wu/HJfii2KKYu8XPoBxnCRAZTlZCjaIK7g6H7ooYwtsV+ze1oFvppzIykuNFy+x/TbeG Et0RjyKWok911rajOubc+lmGcN3Yjv/tMJcu1v+d0a0wG+5PO5+8jBdtXEqB16yUutreqR7nH MgFUBCRtHma02/1GoBJVJMYT2S7qADQsgBOqvFze5eRoAl+EnCRM3T3mj4Ax53CP1dVL2F6oU ZOu3JoCa4n5ZmA+jADBRZuUiiR7qIz7ErBm1wDyuTQrLI7SckB5ienVISfvlfhz+/vsnI1AQr PneG2ayYtmEIw3eMxsmWyH71Tzd+KS00C+V4gHO5oSTBGisPDIk6KAJRAufraizS9RS4wfQVr /cLktDp54o18Q5BeAyboDgF85vrfJSEdkPFCLX+0KFjA9jTkgEZWSNVWmhH8J6+zrzTeU9nfJ NGzwynx3+mBUm1lpT8ySH9esxPvZgxy5G9JyDUwjqb3vg4qk6iBOgshjIDTr/B+31bCLQcHj/ 4ZBP5gfegIMtOF7twUaPmcYFkFhzKwR7PZfruAZkNcQYLq21d/wfLG1lT3tf5YmbzV5hf+k4l VXTZd1PJ6zfhqZ6P+hJjcGYWikxzQwMqA0GjbQHr2TuL9W/XenYeGl03lau4ipO8gXj0XmKCv iHnPeqTkoYxyblJ6byacfIzs+H2dVO/p4GFy3ZCNN/8j5pJx58COqL1xrmO1m5MyNlBESE8Uc 6b9aTulbr1OkdEcX4kx3F8RHgI+H0O/qY6SDhRJZiQUb8F1zvpk3/rmep+QuU6D1VogDOCQ5B pmR9E0LQJa44ms= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The driver should be called dell_smm_hwmon, i8k is only an alias now. Signed-off-by: Armin Wolf --- .../admin-guide/kernel-parameters.txt | 29 ++++++++++++------- 1 file changed, 18 insertions(+), 11 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentatio= n/admin-guide/kernel-parameters.txt index 2fba82431efb..cb1331f85444 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -935,6 +935,24 @@ dump out devices still on the deferred probe list after retrying. + dell_smm_hwmon.ignore_dmi=3D + [HW] Continue probing hardware even if DMI data + indicates that the driver is running on unsupported + hardware. + + dell_smm_hwmon.force=3D + [HW] Activate driver even if SMM BIOS signature does + not match list of supported models and enable otherwise + blacklisted features. + + dell_smm_hwmon.power_status=3D + [HW] Report power status in /proc/i8k + (disabled by default). + + dell_smm_hwmon.restricted=3D + [HW] Allow controlling fans only if SYS_ADMIN + capability is set. + dfltcc=3D [HW,S390] Format: { on | off | def_only | inf_only | always } on: s390 zlib hardware support for compression on @@ -1694,17 +1712,6 @@ i810=3D [HW,DRM] - i8k.ignore_dmi [HW] Continue probing hardware even if DMI data - indicates that the driver is running on unsupported - hardware. - i8k.force [HW] Activate i8k driver even if SMM BIOS signature - does not match list of supported models. - i8k.power_status - [HW] Report power status in /proc/i8k - (disabled by default) - i8k.restricted [HW] Allow controlling fans only if SYS_ADMIN - capability is set. - i915.invert_brightness=3D [DRM] Invert the sense of the variable that is used to set the brightness of the panel backlight. Normally a -- 2.30.2 From nobody Tue Jun 30 21:21:17 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45FC7C4332F for ; Sun, 9 Jan 2022 19:44:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236812AbiAIToo (ORCPT ); Sun, 9 Jan 2022 14:44:44 -0500 Received: from mout.gmx.net ([212.227.15.15]:36747 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236773AbiAIToe (ORCPT ); Sun, 9 Jan 2022 14:44:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1641757452; bh=qPVHr1Cdm7utmJPJfaeNrE6YdKsoKYUI7BwWZ99ZbhQ=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=Xtyy6IzWOjpkqCp0QvthwUmTi4ZZ4alGFT0u0E5ssP8mQTH7s/0gVnDaKYZbiP6Lw SirpyaB5vc6MR8TrpiHc7TZtQqCImt0bAXSxmVNGKXXh5wYJzpM7LMEc9gMqC6KiD3 +RvjJYy8YE3aQ8F00DUoMoEavAO0l5BlG5QtvQtw= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from esprimo-mx.fritz.box ([91.137.126.34]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MVvL5-1myi2z0Gk1-00RqLA; Sun, 09 Jan 2022 20:44:12 +0100 From: Armin Wolf To: pali@kernel.org Cc: jdelvare@suse.com, linux@roeck-us.net, corbet@lwn.net, linux-hwmon@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v2 2/3] Documentation: admin-guide: Add Documentation for undocumented dell_smm_hwmon parameters Date: Sun, 9 Jan 2022 20:43:59 +0100 Message-Id: <20220109194400.58725-3-W_Armin@gmx.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220109194400.58725-1-W_Armin@gmx.de> References: <20220109194400.58725-1-W_Armin@gmx.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:k4vuuxiEuTYynrtzzTLTFeYaypyR6mEbTKd9rEBJq/653rqBD61 DDGvJak7cKGOaV4jss555kz9DxT21w0oQ5+O67W38Llhg0yskf1XfRAq8OLYeY7ZQAPKb8g /5bCOJJHIRBPwhI8RkHZlxagmhYifWaRZ3ArBgA8UG8EIrCvdhehp4cbZaxRrufRD84zc6o tGLbEhvSGGJ0JGkR2RtZA== X-UI-Out-Filterresults: notjunk:1;V03:K0:DBM0tcQLD/4=:4kx2MA1Z+PM/PShfvSHQDB qyBOUbVgWR72e9+h94kadUNjy8E4d728wZ6nPRHEj92pJbVqP1aHPPUNl71eSTYSQ6c4W5b/4 o4bS1np15VTLRnEmSHz0jIj0b5Kobn9JuLzLX+4WysN4678Unj5Fjwty1JdF/56O5n6K+Tln+ nON7ra5R0/NLRsKX7CruDkCrPzd4IuyH+AYUAeX7sAQB1XabRP8xJmJzHEIF7hLsQ9AEmogK7 ie19NCdcPzF7yXwsjYvgogWncpWO0JbMXz6fbWHK7CK4PLTzOXnPzHYO13TbayfZ5UwwKZAn3 oph15U6haQ1WBH6rRwRUpipJxCiTBjUlOAhQ4Py/cECdlLylPOTp3m3H++Ourz/8WR6X5OrhW 0ziJ9NkzqO/vU3nkkTwF/SKt6ZiZOVWYOPuUYUtjxjUZwgSxuBS1b+YC8UtQC9cUcaGYc8Or5 lxc/3o587MpqG7L3eS4MBCvhn/D1s8Y3mc1cJAlcSYCUkwIzhZmZYiF7fiYHUl3N+TDh77xFB xH8ncByWehHoIvc5IYrQZX2TGaMlDAI3YBJCd0SbgWgv/B4hn2+Cbq/hwewue/XSbd0PpqOcZ Hij65SZJvQTbkq86caklL6CA/0t36ZWQfnU9euJoGvCjqzzj7D5MWl8lCqJ0T/gtB+GN24ZTa c5WQp/jsMajVdJmwhBACSJduPsG2ymrDZqSWQ/qiIHidsVMmmkqKFUXwsY6pD63cALhppg0oY f1Pk0WYebFmVlc6cYZIxjWzeopakv6WJNeg3XxGVVWzXanTF+HtGf9s17Y9OKeGcIoegooTpl EiBj5/GR95sCHfLiAgi6uhuVNHP4Z4IpdFqBK0HRvbeJ1GAvqGw0h/9KmmoW059cb5E28OecB 9WXO2QHBrCVxPyhT+zPhN8io8lSnG63YGCYKpz6PVLJwuFYlXyRqJ9VLnnDokMHhl9bDswyXy IQWTA/hAwMJ0qugjhX023Q9S1y2cLWEd+q8ClbXhNeguW+a7sctzJVugvcAYTzFHZDjLVofUm RcSqHO7CIHb7vWUvZaNtvJgmW6aGsRgD/7xSm/dx2qCkRGu5hlCXDzMNDx4GgA+wo8T21n7GB sAhCJFM/2PS8sg= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add documentation for fan_mult and fan_max. Signed-off-by: Armin Wolf --- Documentation/admin-guide/kernel-parameters.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentatio= n/admin-guide/kernel-parameters.txt index cb1331f85444..8dd07ca80934 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -953,6 +953,12 @@ [HW] Allow controlling fans only if SYS_ADMIN capability is set. + dell_smm_hwmon.fan_mult=3D + [HW] Factor to multiply fan speed with. + + dell_smm_hwmon.fan_max=3D + [HW] Maximum configurable fan speed. + dfltcc=3D [HW,S390] Format: { on | off | def_only | inf_only | always } on: s390 zlib hardware support for compression on -- 2.30.2 From nobody Tue Jun 30 21:21:18 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 671ADC433FE for ; Sun, 9 Jan 2022 19:44:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236823AbiAITop (ORCPT ); Sun, 9 Jan 2022 14:44:45 -0500 Received: from mout.gmx.net ([212.227.15.18]:55783 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236776AbiAITof (ORCPT ); Sun, 9 Jan 2022 14:44:35 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1641757453; bh=kPS5EfnGgwXkGrSWtnVSZACxfMp0WTeu7Ps3qWfybCs=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=em2vBcBd/6+LdZfGI8RjVBiU+MNgz1y7QCdWrt73kokzm0+MlAVtQtB6UWkFBip0S uNxe2LS3qflqIUHl9rIkVYBUJHuW99jh2b7IJUqlVPe5g7bnPndOzaMcxfqhusjbRV Lgbk7zqPZyzSGORlNXqtdC7xBrzAw5KEABOGRpQU= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from esprimo-mx.fritz.box ([91.137.126.34]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MwwZd-1m8bRO15Fj-00yUjA; Sun, 09 Jan 2022 20:44:13 +0100 From: Armin Wolf To: pali@kernel.org Cc: jdelvare@suse.com, linux@roeck-us.net, corbet@lwn.net, linux-hwmon@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v2 3/3] Documentation: ABI: Add ABI file for legacy /proc/i8k interface Date: Sun, 9 Jan 2022 20:44:00 +0100 Message-Id: <20220109194400.58725-4-W_Armin@gmx.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220109194400.58725-1-W_Armin@gmx.de> References: <20220109194400.58725-1-W_Armin@gmx.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:JEQ52nxrMFsfxy1JnoEUzH10MJYD6S3NCw0kV1Jcn6dkFBs9qbZ VUMEOoWysfScbF8A15MJ/F8OGFZptA2fci77hD+Mh9GeSSIs07ONOB49m+bagYl5VPT1nzL wbW6A/wYi3KprFg+7TqiDp6FhBl8IoKQWi9wJUTiCZCV6LOWyLIuk5rHfcdKZ0n7RlMYH5Q Cp5cUosXb8zserQFIlQWA== X-UI-Out-Filterresults: notjunk:1;V03:K0:o4+CAvDT8Xg=:IqteRKnyxpmEFMjx52xLLZ mPjMR4sJ6JEuhqezL/uzCP3G8d/GSWpF6ncQCjNEDIYyFvpPMHHAVk34Lz4m2TPXDhahkumwB WRiZKKeFuIRncm+KqVmszY8JUMcV+vGeKxeOrdqJ4+UxkV8CzhtKm5Rwh6O9oAHhIhJhddrmy A8rJME3UQWRNSyDydFoqD+c4xumIR9izZnG6HJYJgj+rVH+G2Ari83EJkZG9ifFa78YUvgImE 8IcsPqPlfTA7sUgCTNDdUxCcgXMPVMVmzFEWAfTLX/GkMnyDtC5H8ZxXkaiLLbYLbgx5ThUVr sGdZXBz9dYkS6Qh64/saKAJyGJE8FDmZ82NEWzR6srV5udpniw17FpblY0xgeHb2pfaUdGCVH ZXglCkdS3iqiZ6Zv1hMKUp7/zgyNOf3Ayig1TWU3+6B/KojDJDhYi4IWi9x05czqGRBb5iyMa oV6uUTQFb3FsmaGry189bMLEBAYpsqyxfhgfEQUXecl0cfxHeiPpqiETyrcpFXd6NhTZK4eHd NXFOSyM6bx0/8p7NcnbPL/uwZaGKXxwV1eFCgxiriO5I5WU2N9qhtsxPBsbRFHiRfN36CRkUz d+pBMGEbW8A9WsAYDOVjueITfMFg7/nJJpcyhLbxVXxEonjH5PTvNgr1010ZsSRSvPbxcKE4G J1DF0T7sPISjFVvi5eX//VkNKb2ZHiQOey8WcJ7gkezeKQXoqJwfWBpR6h3SU48EcyZGugKOr hPpy5D4E9NA51IyJ7wtqMeCApWuj/XNggS/aq+v/i6Da8ZDZ8d5X803+D4hUKq0EeiNBV9wDI om9716/2pJhXpIadf8edBxDzLgb3va4YgcAl/O0jL8wAwlIn3HBumjKz/5IrIj3raUd9paaEL tICvgCMyusQK4H4t3mygxnSSpG08p2aoEHNE50ARIPSGFYKH0XsgEHNPfkNp7jwnMB5MAv64H H/bgVi434Ss2343P3eIQXV61ws5VJ2uktOZXLyqXxPW1aoo2uTfyJTlNnB08KHC4GCyn0PFEz yRjF6qRZTP2QhuL1HLvIydbSrqjbFj+8RUj6HbP5vKhTo2IaBSncBUzRaUOdSiWUE025vtK80 hxu/e5E5uWDZFI= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add ABI file for informing remaining users of the deprecation of the legacy /proc/i8k interface. Signed-off-by: Armin Wolf --- Documentation/ABI/obsolete/procfs-i8k | 10 ++++++++++ MAINTAINERS | 1 + 2 files changed, 11 insertions(+) create mode 100644 Documentation/ABI/obsolete/procfs-i8k diff --git a/Documentation/ABI/obsolete/procfs-i8k b/Documentation/ABI/obso= lete/procfs-i8k new file mode 100644 index 000000000000..32df4d5bdd15 --- /dev/null +++ b/Documentation/ABI/obsolete/procfs-i8k @@ -0,0 +1,10 @@ +What: /proc/i8k +Date: November 2001 +KernelVersion: 2.4.14 +Contact: Pali Roh=C3=A1r +Description: Legacy interface for getting/setting sensor information like + fan speed, temperature, serial number, hotkey status etc + on Dell Laptops. + Since the driver is now using the standard hwmon sysfs interface, + the procfs interface is deprecated. +Users: https://github.com/vitorafsr/i8kutils diff --git a/MAINTAINERS b/MAINTAINERS index e7e40563498f..468ee16ee778 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5365,6 +5365,7 @@ F: drivers/platform/x86/dell/dell-rbtn.* DELL LAPTOP SMM DRIVER M: Pali Roh=C3=A1r S: Maintained +F: Documentation/ABI/obsolete/procfs-i8k F: drivers/hwmon/dell-smm-hwmon.c F: include/uapi/linux/i8k.h -- 2.30.2