From nobody Sat Sep 26 03:55:47 2026 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (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 9F8BC379990 for ; Sat, 5 Sep 2026 01:07:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.48 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788570440; cv=none; b=MDmpNvR4a7CAPq3N6lF5Cz+v2/8T/G6PjInk/QUFMLM3i/vojdEw3M1UyxC1QwgEwSIrhjnQhu5KAAkf7KyE9GUfPnx4hEsN5jez3NEIHsX6DDughu2W9cuqBvMe/0/J0QcLkwAFT6AeU2Dx4uugFiLW7SUktFb1TRCU7Y5ZKUA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788570440; c=relaxed/simple; bh=EglbqXi5LkNp5XA0SdAdE1SDNtn/R/F03DiG2hMoAMc=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=HqsMWVBqdbxPQh/UploAg5GVJX9HiB6mP/yfHG3m4wl3pXGK07jJ1c93RBsLZmm6baNsBcbSdyAPwNUMPk+BjpEQD1qStU86Cg7EIpdcRrGwk/5guEriCAHw18GuZyA9O2iCz0vqrDGiLHDGJ+5Eq1wvyq16TqblqgV1zl+yma4= 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=WRdmouKW; arc=none smtp.client-ip=209.85.128.48 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="WRdmouKW" Received: by mail-wm1-f48.google.com with SMTP id 5b1f17b1804b1-49b8687630fso14871945e9.3 for ; Fri, 04 Sep 2026 18:07:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1788570437; x=1789175237; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=zr9fpDIO6FHp21CzkCP2RgEnzt+svRUnC4ckIWi1ofg=; b=WRdmouKWyohjJTz2OkrmjAfof7MvG1MiMudP8rxj7YDvbvkYXI3RaOIJMDmph4+x8M /yQuItbIWe0u3jmCbL9L5eSwvXuPyPtEQjTz95GJNHpFUKp4XKjlZvjSui3wLliC8+iE HrkBfwN0MmE80ETdBRFAXF75wd07RJVq6KcQErNdWu8zP/IdSl/i72CB8NyAtNqCw058 Nx4xBoY2Eb9nJww34YlB/WNBk4tphDALAJDSeFYZFepZ4b1vRS8z27uLpFtbNPy3FFHi Wjjy5VtbJOEPkC5q9Q8Hu7rf/vQPzjqROvzxp3wZMHBHPOtjpdSxONWG6M098umufEoh PN/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788570437; x=1789175237; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=zr9fpDIO6FHp21CzkCP2RgEnzt+svRUnC4ckIWi1ofg=; b=SWlRcM9FL5U9jDawHRhFBwuUxMruAbrUdf0FK5pIjnbmuKxktXSQyx5xErkf90pCiP HJuI9fjBlKjWTbzmO9dh04nFyGZf5MaFOD8tPd5ZrTxghb8ipWNvSuRbVxGKtFwFyDv+ RX+K4JECo7gX2z9NyfgjeWcTtS3QK3XTF2OK1F2Cmch7C5i4vw1kBZLRrdeY8r6zUy7i r/TTLjW3Kl89vZ/b76GBdpYsUoSwWfNuipgfpXbCcpFmjRSSQieV4FTpAI/CSJtAIRF+ QyukLUnNhLG56uPKjzQESLM240AUP6khXV2tDZvR/sqVfVasClV79vJbT2cIIcemkAOQ GCfA== X-Forwarded-Encrypted: i=1; AKwUvBzWAYFRRKfU8ngreFvOUcnhWUpecqkoWMSj48bS85mg70bX31+xkQR9pppI3TlLzgPDe793c3+gdbkU6qU=@vger.kernel.org X-Gm-Message-State: AFuF++lfyWdTzPI9vVKlDXSkObHahX4xde+Tv4ppYbuWGXhM2rymSYMt JeItLsGVMDFWYNAJWN+7S7bjRHb9WPX0keKxsvuAx7zeIgLKr9rkT2AY X-Gm-Gg: AYBFou1l9HROdNYcc8zyG2Ja3cwTuiHcS+Pfzu5mz1sRunZ0eY1txOpanNNWbr5U68D 2ulvcZjG7/eZLTnmN9s84FyF5i2y3q/ZTbrQ+WdHhCs9/2WQNB+jxp+y+g+eR3UBFDdxiW+qCDn u+9kJabZKdB9XKwJgEJoKDd4+A1i+W+4Z30v1p/WI8GkfGT+SJeW1OzGWEM2HaD9nxMyoK4CY52 rZCwv6ttNloIl4hTEayzot94ZOC6RN2qlOrRu/cvmGXVV0hNCKk7Uke8WOSfyr5A/XLI4ig+piq g0cD3CtvHyxOuAsqmUB2WeRxlRJTN3zTvdwW5HavsjFZVr9LrH8SLVH8ZWbUw4nbHnWJjJOXDyt xbyDRZ3jnzDKxaCAY3m+6kBhb3GpH2D63QVWeYdp7r7c/cl82uR21kOWtDMVKXDGIYdEDSeK+Wk 31B1jKh/5R2LFJ0hK981GVihefgBySpNbb4GFaSk63BXApncTe17OGw4x5p2eoYJzHL4FPyAgQB 2RpFASNxOaU8RSrF5G7a7+Y2zbIXfUkPv/KPSMh82i783bqHKGddwdNuF1kKl7aR4/0ZnVOp/aB PzY5NDcXWpFdGHktruFc/3akOVbZbF4RhymCfsBuEreJrTqpokZl4MEvYN2gIoI/XO0= X-Received: by 2002:a05:600c:628b:b0:49c:fa21:e742 with SMTP id 5b1f17b1804b1-49cfa21e956mr66582325e9.24.1788570436399; Fri, 04 Sep 2026 18:07:16 -0700 (PDT) Received: from localhost.localdomain (dynamic-2a02-3100-a4f2-6901-14a0-23ad-a35e-aa8c.310.pool.telefonica.de. [2a02:3100:a4f2:6901:14a0:23ad:a35e:aa8c]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49cee5f912esm195777265e9.4.2026.09.04.18.07.15 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 04 Sep 2026 18:07:16 -0700 (PDT) From: Karl Mehltretter To: Jonathan Corbet Cc: Karl Mehltretter , Shuah Khan , Randy Dunlap , Huang Rui , Mario Limonciello , Perry Yuan , K Prateek Nayak , "Mario Limonciello (AMD)" , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH] cpufreq/amd-pstate: Remove obsolete amd_dynamic_epp documentation Date: Sat, 5 Sep 2026 03:07:06 +0200 Message-Id: <20260905010706.57380-1-kmehltretter@gmail.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The amd_dynamic_epp command-line parameter was removed. Dynamic EPP is now selected through the per-policy energy_performance_preference attribute, which is already documented. Fixes: 32692fcf61ed ("cpufreq/amd-pstate: Remove "amd_dynamic_epp" cmdline = and "dynamic_epp" sysfs") Assisted-by: LLM Signed-off-by: Karl Mehltretter Reviewed-by: K Prateek Nayak Reviewed-by: Randy Dunlap --- Documentation/admin-guide/kernel-parameters.txt | 7 ------- Documentation/admin-guide/pm/amd-pstate.rst | 6 ------ 2 files changed, 13 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentatio= n/admin-guide/kernel-parameters.txt index 4a12805a50ba5..1fa37bce5bb3a 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -499,13 +499,6 @@ Kernel parameters disable Disable amd-pstate preferred core. =20 - amd_dynamic_epp=3D - [X86] - disable - Disable amd-pstate dynamic EPP. - enable - Enable amd-pstate dynamic EPP. - amijoy.map=3D [HW,JOY] Amiga joystick support Map of devices attached to JOY0DAT and JOY1DAT Format: , diff --git a/Documentation/admin-guide/pm/amd-pstate.rst b/Documentation/ad= min-guide/pm/amd-pstate.rst index 6fd72ba52df20..4c5d3d8acf645 100644 --- a/Documentation/admin-guide/pm/amd-pstate.rst +++ b/Documentation/admin-guide/pm/amd-pstate.rst @@ -481,12 +481,6 @@ For systems that support ``amd-pstate`` preferred core= , the core rankings will always be advertised by the platform. But OS can choose to ignore that via= the kernel parameter ``amd_prefcore=3Ddisable``. =20 -``amd_dynamic_epp`` - -When AMD pstate is in auto mode, dynamic EPP will control whether the kern= el -autonomously changes the EPP mode. The default is disabled. It can be enab= led -with the kernel parameter ``amd_dynamic_epp=3Denable``. - User Space Interface in ``sysfs`` - General =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =20 --=20 2.53.0