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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Jun 2024 04:28:09.9639 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1e0d57ee-d18a-489c-7638-08dc9598628a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF0002636B.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB8101 This patch implements core-performance boost (CPB) for the amd-pstate driver. It's a follow on to v13 submitted by Perry: https://lore.kernel.org/linux-pm/cover.1718988436.git.perry.yuan@amd.com/ v14->v15: * Pick up tag * Split out fixes to cpufreq.c to separate series * Modification for CPB patch to cover case of user setting max frequency below nominal while boosted and then turning off boost. Perry Yuan (4): cpufreq: acpi: move MSR_K7_HWCR_CPB_DIS_BIT into msr-index.h cpufreq: amd-pstate: initialize core precision boost state cpufreq: amd-pstate: Cap the CPPC.max_perf to nominal_perf if CPB is off Documentation: cpufreq: amd-pstate: update doc for Per CPU boost control method Documentation/admin-guide/pm/amd-pstate.rst | 16 +++ arch/x86/include/asm/msr-index.h | 2 + drivers/cpufreq/acpi-cpufreq.c | 2 - drivers/cpufreq/amd-pstate.c | 122 ++++++++++++++++---- drivers/cpufreq/amd-pstate.h | 1 + 5 files changed, 119 insertions(+), 24 deletions(-)