From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 64CA014010 for ; Thu, 1 Feb 2024 09:00:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706778007; cv=none; b=g8tpr9JsVL3aajts2Yvxq2IOrldjVHlFSxx1dgu6rSAlBnx0yuDgm6zqn+IG31whsKp0GDNX/N5VJDt+iLI2+lexgqjGmHB2DViHgGVN5Ix1BFEWOKd8YG8srMq3U37/SXUOR9xvCfV8FksHj0msKLDHakXw7xiHRxWYyVMJE2k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706778007; c=relaxed/simple; bh=A7xAxogbtp21CFMQ3LViWDtXtyKDKJRHbGevI/XCtks=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=J+Oz8TFxyV4uQIXWeKRn7kQbrEu/EUFGjtHvKL+W/z0UjdoBMygdSXQAmb5DuWajHiFubrO3Nt0x8mOxlFyod+vT3N/1Sfyo63gQi7Gc04oormrwcmtB14sLUi7jVzrpEYTSgOEoygGYc7GnrslfuzJWgauIDtZstoxDaw/1c78= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dSnsXhus; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dSnsXhus" Received: by smtp.kernel.org (Postfix) with ESMTPS id 51803C433B1 for ; Thu, 1 Feb 2024 09:00:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706778006; bh=A7xAxogbtp21CFMQ3LViWDtXtyKDKJRHbGevI/XCtks=; h=From:To:Subject:Date:In-Reply-To:References:From; b=dSnsXhus8JN+rt8KwHgdeTGpzWmpcEckLNKsEwfPKcSh2H0Vfx+2ehfHuIrveA9zw fSNZ74YVW2aH3KKK52jxkjc+WQjSXMHT1e2cLVF78RHXimEQ6v18QO+Kag2SkGovYO CS2AjlAay0X1XIpnECKnXrhf6qdllyM58u4Pzt7N0Y73jXk6wruHgm1DNYoGtjvVTA gIASxISWJfNUM5/INn73LezW5Gi2DQUOZj3nxI7ZF4DbYRzenveSLuFyRIjnlrLdwO JOUmroz6qX06ywgIJVnOdnAkUId62cdOMoxhCjlL64O6Yuq3ibfE9yYvnX0ThU3GSa R9oz+IWCU5QXw== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 3E284C53BD3; Thu, 1 Feb 2024 09:00:06 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-pm@vger.kernel.org Subject: [Bug 217931] amd-pstate lacks crucial features: CPU frequency and boost control Date: Thu, 01 Feb 2024 09:00:05 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Power Management X-Bugzilla-Component: cpufreq X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: high X-Bugzilla-Who: Perry.Yuan@amd.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: linux-pm@vger.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D217931 --- Comment #45 from Perry Yuan(AMD) (Perry.Yuan@amd.com) --- /sys/devices/system/cpu/cpu0/cpufreq$ ll total 0 drwxr-xr-x 2 root root 0 Jan 11 00:41 ./ drwxr-xr-x 26 root root 0 Jan 11 00:41 ../ -r--r--r-- 1 root root 4096 Feb 1 03:54 affected_cpus -r--r--r-- 1 root root 4096 Feb 1 03:54 amd_pstate_highest_perf -r--r--r-- 1 root root 4096 Feb 1 03:54 amd_pstate_lowest_nonlinear_freq -r--r--r-- 1 root root 4096 Feb 1 03:54 amd_pstate_max_freq -r--r--r-- 1 root root 4096 Jan 11 00:41 cpuinfo_max_freq -r--r--r-- 1 root root 4096 Jan 11 00:41 cpuinfo_min_freq -r--r--r-- 1 root root 4096 Feb 1 03:54 cpuinfo_transition_latency -r--r--r-- 1 root root 4096 Feb 1 03:54 energy_performance_available_preferences -rw-r--r-- 1 root root 4096 Feb 1 03:54 energy_performance_preference -r--r--r-- 1 root root 4096 Feb 1 03:54 related_cpus -r--r--r-- 1 root root 4096 Feb 1 03:54 scaling_available_governors -r--r--r-- 1 root root 4096 Feb 1 03:54 scaling_cur_freq -r--r--r-- 1 root root 4096 Jan 15 01:16 scaling_driver -rw-r--r-- 1 root root 4096 Feb 1 03:54 scaling_governor -rw-r--r-- 1 root root 4096 Feb 1 03:54 scaling_max_freq -rw-r--r-- 1 root root 4096 Feb 1 03:54 scaling_min_freq -rw-r--r-- 1 root root 4096 Feb 1 03:54 scaling_setspeed You can see, only the last three entries are allowed to write new values. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.=