amd-pstate fixes for 7.1 (05/14/2026)

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A number of fixes to the dynamic epp feature which was new
 to kernel 7.1, including making it opt in only.
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Merge tag 'amd-pstate-v7.1-2026-05-14' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/superm1/linux into pm-cpufreq-fixes

Merge amd-pstate fixes for 7.1 (05/14/2026) from Mario Limonciello:

"A number of fixes to the dynamic epp feature which was new
 to kernel 7.1, including making it opt in only."

* tag 'amd-pstate-v7.1-2026-05-14' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/superm1/linux:
  cpufreq/amd-pstate: Drop Kconfig option for dynamic EPP
  cpufreq/amd-pstate-ut: Drop policy reference before driver switch
  cpufreq/amd-pstate: Use "epp_default_dc" as default when dynamic_epp is disabled
  cpufreq/amd-pstate: Reorder notifier unregistration and floor perf reset
  cpufreq/amd-pstate: Allow writes to dynamic_epp when state isn't modified
  cpufreq/amd-pstate: Return -ENOMEM on failure to allocate profile_name
  cpufreq/amd-pstate: Grab "amd_pstate_driver_lock" when toggling dynamic_epp

...

This commit is contained in:

Rafael J. Wysocki 2026-05-20 22:03:41 +02:00

parent 85cffdb21b e4e9b7b38d

commit a67f311333

4 changed files with 52 additions and 34 deletions

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11

Documentation/admin-guide/pm/amd-pstate.rst

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12

drivers/cpufreq/Kconfig.x86

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36

drivers/cpufreq/amd-pstate-ut.c

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27

drivers/cpufreq/amd-pstate.c

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