Support legacy/noHWP CPU frequency control for GNR/GNR-D for 5.15#75
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zhang-rui wants to merge 1 commit into5.15-velinuxfrom
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Support legacy/noHWP CPU frequency control for GNR/GNR-D for 5.15#75zhang-rui wants to merge 1 commit into5.15-velinuxfrom
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commit fc64e0421598aaa87d61184f6777b52614a095be upstream. Users may disable HWP in firmware, in which case intel_pstate wouldn't load unless the CPU model is explicitly supported. Intel-SIG: commit fc64e0421598 cpufreq: intel_pstate: Add Granite Rapids support in no-HWP mode Support legacy/noHWP CPU frequency control for GNR/GNR-D Signed-off-by: Li RongQing <lirongqing@baidu.com> Link: https://patch.msgid.link/20250623105601.3924-1-lirongqing@baidu.com Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> [ Zhang Rui: resolve conflict (use old X86 Macro) and amend commit log ] Signed-off-by: Zhang Rui <rui.zhang@intel.com>
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Support legacy/noHWP CPU frequency control for GNR/GNR-D
Test:
This PR only takes effect on some special SKUs with HWP disabled.
Tested on regular GNR SKUs and no regression found.
1: cpufreq: intel_pstate: Add Granite Rapids support in no-HWP mode