[ Upstream commit 43cad521c6d228ea0c51e248f8e5b3a6295a2849 ] Update cpupower's P-State frequency calculation and reporting with AMD Family 1Ah+ processors, when using the acpi-cpufreq driver. This is due to a change in the PStateDef MSR layout in AMD Family 1Ah+. Tested on 4th and 5th Gen AMD EPYC system Signed-off-by: Ananth Narayan <Ananth.Narayan@amd.com> Signed-off-by: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com> Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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