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Mon, 27 May 2024 09:48:17 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-pm@vger.kernel.org Subject: [Bug 218686] Fail to set energy_performance_preference of amd processor on asus ga403uv Date: Mon, 27 May 2024 09:48:16 +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: normal X-Bugzilla-Who: Perry.Yuan@amd.com X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: DOCUMENTED 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=3D218686 --- Comment #54 from Perry Yuan(AMD) (Perry.Yuan@amd.com) --- (In reply to Mike from comment #51) > Hi Perry, >=20 > As requested: >=20 > sudo rdmsr 0xc00102b3 -a > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 > 0 >=20 >=20 > sudo rdmsr 0xc00102b0 -a > e295290f > dc95290f > e895290f > d695290f > c495290f > ca95290f > e895290f > d095290f > e295290fe295290f > dc95290fdc95290f > e895290fe895290f > d695290fd695290f > c495290fc495290f > ca95290fca95290f > e895290fe895290f > d095290fd095290f >=20 > sudo rdmsr 0xc00102b1 -a > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > 1 > sudo cpuid -l 0x80000008 -r > CPU 0: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 1: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 2: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 3: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 4: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 5: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 6: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 7: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 8: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 9: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 10: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 11: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 12: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 13: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 14: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 > CPU 15: > 0x80000008 0x00: eax=3D0x00003030 ebx=3D0x111ef257 ecx=3D0x0000400f > edx=3D0x00010000 Fn80000008_EBX bit27[CPPC] =3D 0, so the CPPC function is also disabled on = your system now. We have requested vendors internally to update BIOS which enables CPPC by default, to speed up the process, I suggested users like you to submit cust= omer support tickets to vendors, it probably makes the release timer earlier.=20 Perry. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.=