cpu frequency scaling framework · Maintained

Maintainers

• M "Rafael J. Wysocki" <rafael@kernel.org>
• M Viresh Kumar <viresh.kumar@linaro.org>

Paths

• F Documentation/admin-guide/pm/cpufreq.rst
• F Documentation/admin-guide/pm/intel_pstate.rst
• F Documentation/cpu-freq/
• F Documentation/devicetree/bindings/cpufreq/
• F drivers/cpufreq/
• F include/linux/cpufreq.h
• F include/linux/sched/cpufreq.h
• F kernel/sched/cpufreq*.c
• F rust/kernel/cpufreq.rs
• F tools/testing/selftests/cpufreq/

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH] cpufreq: Remove redundant dev_err()
  2026-07-13 13:12 · 0 replies in 7d · Pan Chuang <hidden>
• WARM3d [RFC PATCH] firmware: scmi: Make SCMI arch independent
  2026-07-09 13:28 · 0 replies in 7d · Michal Simek <michal.simek@amd.com>

Active reviewers (last 30 days)

• Hans de Goede <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-06-18

Recent patches

Most-recent 30 patches in this subsystem on linux-arm-kernel (capped at 30), ordered by date desc.

• HOTtoday [PATCH] cpufreq: Remove redundant dev_err()
  2026-07-13 · Pan Chuang <hidden>
• WARM3d [RFC PATCH] firmware: scmi: Make SCMI arch independent
  2026-07-09 · Michal Simek <michal.simek@amd.com>
• COOLING7d [PATCH] cpufreq: apple-soc: Calculate frequency as a 64-bit value
  2026-07-03 · Sasha Finkelstein <k@chaosmail.tech>
• COOLING10d [PATCH v3] cpufreq: apple-soc: Fix OPP table cleanup
  2026-07-03 · Haoxiang Li <hidden>
• DORMANTno replies Re: [PATCH v2] cpufreq: apple-soc: Fix OPP table cleanup
  2026-06-24 · Viresh Kumar <viresh.kumar@linaro.org>
• COLD19d [PATCH v2] cpufreq: apple-soc: Fix OPP table cleanup
  2026-06-24 · Haoxiang Li <hidden>
• COLD21d [PATCH] cpufreq: apple-soc: Add missing OPP table cleanup on init failure
  2026-06-22 · Haoxiang Li <hidden>
• COOLING4d REVIEWED: 1 (0M) [PATCH v2 1/2] module: add SCMI device table alias support
  2026-06-18 · Bjorn Andersson <hidden>
• COOLING4d [PATCH 2/2] cpufreq: add ACPM-based CPU DVFS driver for Exynos SoCs
  2026-06-12 · Alexey Klimov <alexey.klimov@linaro.org>
• COOLING12d [PATCH v2 2/5] cpufreq: scmi-cpufreq: Log number of perf domains
  2026-05-13 · Alex Tran <hidden>
• COLD51d [PATCH 2/5] cpufreq: scmi-cpufreq: Log number of perf domains
  2026-05-13 · Alex Tran <hidden>
• STALE66d [PATCH] cpufreq: cppc: discard out-of-range delivered_perf samples
  2026-05-01 · Breno Leitao <leitao@debian.org>
• STALE87d [PATCH] dt-bindings: cpufreq: add mt8189 cpufreq hw dt-bindings
  2026-04-17 · Binbin Shi <hidden>
• STALE102d [PATCH v2 3/6] cpufreq: ti: Add device link to k3-socinfo
  2026-04-01 · Akashdeep Kaur <hidden>
• STALE102d [PATCH v2 1/6] cpufreq: ti: Add EPROBE_DEFER for K3 SoCs
  2026-04-01 · Akashdeep Kaur <hidden>
• STALE103d [PATCH 5/5] cpufreq: ti: Add device link to k3-socinfo
  2026-03-30 · Akashdeep Kaur <hidden>
• STALE103d [PATCH 1/5] cpufreq: ti: Add EPROBE_DEFER for K3 SoCs
  2026-03-30 · Akashdeep Kaur <hidden>
• STALE126d [PATCH] cpufreq: scmi: Fix of_node use-after-free in scmi_dev_used_by_cpus()
  2026-03-02 · Hans Zhang <18255117159@163.com>
• STALE172d [PATCH] cpufreq: scmi: Fix device_node reference leak in scmi_cpu_domain_id()
  2026-01-21 · Felix Gu <hidden>
• STALE172d [PATCH v3 2/3] cpufreq: ti-cpufreq: add support for AM62L3 SoC
  2026-01-20 · Dhruva Gole <hidden>
• STALE172d REVIEWED: 1 (0M) [PATCH v3 1/3] cpufreq: dt-platdev: Add ti,am62l3 to blocklist
  2026-01-20 · Dhruva Gole <hidden>
• STALE174d [PATCH v2 2/3] cpufreq: ti-cpufreq: add support for AM62L3 SoC
  2026-01-16 · Dhruva Gole <hidden>
• STALE174d [PATCH v2 1/3] cpufreq: dt-platdev: Add ti,am62l3 to blocklist
  2026-01-16 · Dhruva Gole <hidden>
• STALE178d [PATCH 1/3] cpufreq: dt-platdev: Add ti,am62l3 to blocklist
  2026-01-16 · Dhruva Gole <hidden>
• STALE178d [PATCH 2/3] cpufreq: ti-cpufreq: add support for AM62L3 SoC
  2026-01-16 · Dhruva Gole <hidden>
• STALE179d [PATCH] cpufreq: scmi: correct SCMI explanation
  2026-01-13 · Sergey Shtylyov <hidden>
• STALE165d REVIEWED: 8 (8M) [PATCH v3 11/12] cpufreq: s5pv210: Simplify with scoped for each OF child loop
  2026-01-09 · Krzysztof Kozlowski <hidden>
• STALE185d REVIEWED: 7 (7M) [PATCH v2 10/11] cpufreq: s5pv210: Simplify with scoped for each OF child loop
  2026-01-06 · Krzysztof Kozlowski <hidden>
• STALE185d [PATCH v2] cpufreq: mediatek-hw: Fix resource leaks in init function
  2026-01-05 · Felix Gu <hidden>
• DORMANTno replies [PATCH] cpufreq: mediatek-hw: Fix resource leaks in init function
  2026-01-05 · Felix Gu <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE186d REVIEWED: 1 (0M) [PATCH v5.10] cpufreq: scmi: Fix null-ptr-deref in scmi_cpufreq_get_rate()
  2026-01-05 · Shivani Agarwal <hidden> · 1 Acked-by
• COOLING4d REVIEWED: 1 (0M) [PATCH v2 1/2] module: add SCMI device table alias support
  2026-06-18 · Bjorn Andersson <hidden> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• DORMANTno replies [PATCH] cpufreq: mediatek-hw: Fix resource leaks in init function
  2026-01-05 · Felix Gu <hidden>
• STALE103d [PATCH 1/5] cpufreq: ti: Add EPROBE_DEFER for K3 SoCs
  2026-03-30 · Akashdeep Kaur <hidden>
• STALE102d [PATCH v2 1/6] cpufreq: ti: Add EPROBE_DEFER for K3 SoCs
  2026-04-01 · Akashdeep Kaur <hidden>
• STALE102d [PATCH v2 3/6] cpufreq: ti: Add device link to k3-socinfo
  2026-04-01 · Akashdeep Kaur <hidden>