Active subsystems in linux-pm

100 subsystems with patch activity in the last 7 days, busiest first. Each links to its own dashboard: recent patches, active threads and reviewers for the paths that subsystem claims in MAINTAINERS.

• open firmware and flattened device tree bindings
  37 messages in 7d · last 2026-10-26 09:50 · Rob Herring et al.
• iio subsystem and drivers
  17 messages in 7d · last 2026-10-22 00:01 · Jonathan Cameron
• thermal Supported
  15 messages in 7d · last 2026-10-26 13:03 · Rafael J. Wysocki et al.
• power supply class/subsystem and drivers
  14 messages in 7d · last 2026-10-26 06:25 · Sebastian Reichel
• cpu frequency scaling framework
  11 messages in 7d · last 2026-10-26 13:03 · "Rafael J. Wysocki" et al.
• generic pm domains Supported
  8 messages in 7d · last 2026-10-26 03:22 · Ulf Hansson
• input (keyboard, mouse, joystick, touchscreen) drivers
  7 messages in 7d · last 2026-10-25 02:48 · Dmitry Torokhov
• pin control subsystem
  7 messages in 7d · last 2026-10-21 21:04 · Linus Walleij
• multifunction devices (mfd)
  7 messages in 7d · last 2026-10-21 16:12 · Lee Jones
• common clk framework
  6 messages in 7d · last 2026-10-25 19:22 · Stephen Boyd et al.
• arm/qualcomm support
  6 messages in 7d · last 2026-10-23 09:23 · Bjorn Andersson et al.
• cpu frequency drivers - cppc cpufreq
  6 messages in 7d · last 2026-10-22 07:59 · "Rafael J. Wysocki" et al.
• acpi Supported
  5 messages in 7d · last 2026-10-26 13:03 · "Rafael J. Wysocki"
• arm/qualcomm mailing list
  5 messages in 7d · last 2026-10-23 09:23
• power management core Supported
  4 messages in 7d · last 2026-10-26 13:03 · "Rafael J. Wysocki"
• gpio subsystem
  4 messages in 7d · last 2026-10-26 13:03 · Linus Walleij et al.
• interconnect api
  4 messages in 7d · last 2026-10-24 03:10 · Georgi Djakov
• arm/risc-v/renesas architecture Supported
  4 messages in 7d · last 2026-10-23 17:55 · Geert Uytterhoeven et al.
• cpu idle time management framework
  4 messages in 7d · last 2026-10-22 09:41 · "Rafael J. Wysocki" et al.
• arm/rockchip soc support
  4 messages in 7d · last 2026-10-21 16:12 · Heiko Stuebner
• generic phy framework Supported
  4 messages in 7d · last 2026-10-21 16:12 · Vinod Koul
• voltage and current regulator framework Supported
  4 messages in 7d · last 2026-10-21 10:54 · Liam Girdwood et al.
• x86 platform drivers
  3 messages in 7d · last 2026-10-26 13:03 · Hans de Goede et al.
• driver core, kobjects, debugfs and sysfs Supported
  3 messages in 7d · last 2026-10-26 12:05 · Greg Kroah-Hartman et al.
• power sequencing
  3 messages in 7d · last 2026-10-26 11:38 · Bartosz Golaszewski
• thermal driver for amlogic socs Supported
  3 messages in 7d · last 2026-10-25 19:23 · Guillaume La Roque
• usb subsystem Supported
  3 messages in 7d · last 2026-10-22 16:42 · Greg Kroah-Hartman
• cpuidle driver - arm psci pm domain Supported
  3 messages in 7d · last 2026-10-22 09:41 · Ulf Hansson
• qualcomm tsens thermal driver
  3 messages in 7d · last 2026-10-21 08:58 · Amit Kucheria et al.
• hibernation (aka software suspend, aka swsusp) Supported
  2 messages in 7d · last 2026-10-26 13:03 · "Rafael J. Wysocki"
• rust Supported
  2 messages in 7d · last 2026-10-26 12:05 · Miguel Ojeda
• pcie m.2 power sequencing
  2 messages in 7d · last 2026-10-26 11:38 · Manivannan Sadhasivam
• documentation
  2 messages in 7d · last 2026-10-24 22:56 · Jonathan Corbet
• nvmem framework
  2 messages in 7d · last 2026-10-23 09:43 · Srinivas Kandagatla
• power state coordination interface (psci)
  2 messages in 7d · last 2026-10-22 09:41 · Mark Rutland et al.
• pin controller - qualcomm
  2 messages in 7d · last 2026-10-21 21:04 · Bjorn Andersson
• qualcomm pinctrl drivers Supported
  2 messages in 7d · last 2026-10-21 21:04 · Bartosz Golaszewski
• multimedia card (mmc), secure digital (sd) and sdio subsystem
  2 messages in 7d · last 2026-10-21 16:12 · Ulf Hansson
• networking drivers
  2 messages in 7d · last 2026-10-21 16:12 · Andrew Lunn et al.
• arm/mediatek soc support
  2 messages in 7d · last 2026-10-21 10:54 · Matthias Brugger et al.
• pin controller - mediatek
  2 messages in 7d · last 2026-10-21 10:54 · Sean Wang
• mediatek pmic led driver
  2 messages in 7d · last 2026-10-21 10:52 · Sen Chu et al.
• mediatek board level shutdown drivers
  2 messages in 7d · last 2026-10-21 10:52 · Sen Chu et al.
• acpi cppc
  2 messages in 7d · last 2026-10-20 12:19 · "Rafael J. Wysocki" et al.
• acpi component architecture (acpica) Supported
  2 messages in 7d · last 2026-10-20 12:19 · "Rafael J. Wysocki" et al.
• x86 architecture (32-bit and 64-bit)
  1 message in 7d · last 2026-10-26 13:03 · Thomas Gleixner et al.
• x86 hardware vulnerabilities
  1 message in 7d · last 2026-10-26 13:03 · Thomas Gleixner et al.
• hygon processor support
  1 message in 7d · last 2026-10-26 13:03 · Pu Wen
• hyper-v/azure core and drivers Supported
  1 message in 7d · last 2026-10-26 13:03 · Haiyang Zhang et al.
• rdt - resource allocation Supported
  1 message in 7d · last 2026-10-26 13:03 · Tony Luck et al.
• zhaoxin processor support
  1 message in 7d · last 2026-10-26 13:03 · Tony W Wang-oc
• kvm paravirt (kvm/paravirt) Supported
  1 message in 7d · last 2026-10-26 13:03 · Paolo Bonzini
• kernel virtual machine for x86 (kvm/x86) Supported
  1 message in 7d · last 2026-10-26 13:03 · Sean Christopherson et al.
• x86 mm
  1 message in 7d · last 2026-10-26 13:03 · Dave Hansen et al.
• pci subsystem Supported
  1 message in 7d · last 2026-10-26 13:03 · Bjorn Helgaas
• xen hypervisor x86 Supported
  1 message in 7d · last 2026-10-26 13:03 · Juergen Gross
• libata subsystem (serial and parallel ata drivers)
  1 message in 7d · last 2026-10-26 13:03 · Damien Le Moal et al.
• agpgart driver
  1 message in 7d · last 2026-10-26 13:03 · David Airlie
• hardware random number generator core Odd fixes
  1 message in 7d · last 2026-10-26 13:03 · Olivia Mackall et al.
• intel pstate driver Supported
  1 message in 7d · last 2026-10-26 13:03 · Srinivas Pandruvada et al.
• edac-core Supported
  1 message in 7d · last 2026-10-26 13:03 · Borislav Petkov et al.
• edac-intel-bff-reset
  1 message in 7d · last 2026-10-26 13:03 · Tony Luck
• hardware monitoring
  1 message in 7d · last 2026-10-26 13:03 · Guenter Roeck
• intel idle driver Supported
  1 message in 7d · last 2026-10-26 13:03 · Rafael J. Wysocki et al.
• char and misc drivers Supported
  1 message in 7d · last 2026-10-26 13:03 · Arnd Bergmann et al.
• nand flash subsystem
  1 message in 7d · last 2026-10-26 13:03 · Miquel Raynal
• memory technology devices (mtd)
  1 message in 7d · last 2026-10-26 13:03 · Miquel Raynal et al.
• intel pmc core driver
  1 message in 7d · last 2026-10-26 13:03 · Rajneesh Bhardwaj et al.
• intel speed select technology
  1 message in 7d · last 2026-10-26 13:03 · Srinivas Pandruvada
• framebuffer layer
  1 message in 7d · last 2026-10-26 13:03 · Helge Deller
• amd geode processor/chipset support Orphaned
  1 message in 7d · last 2026-10-26 13:03
• arm mali tyr drm driver Supported
  1 message in 7d · last 2026-10-26 12:05 · Daniel Almeida et al.
• drm drivers
  1 message in 7d · last 2026-10-26 12:05 · David Airlie et al.
• drm drivers and common infrastructure [rust] Supported
  1 message in 7d · last 2026-10-26 12:05 · Danilo Krummrich et al.
• renesas r-car thermal drivers Supported
  1 message in 7d · last 2026-10-26 11:50 · Niklas Söderlund
• system reset/shutdown drivers
  1 message in 7d · last 2026-10-26 09:21 · Sebastian Reichel
• arm/amlogic meson soc clock framework
  1 message in 7d · last 2026-10-25 19:22 · Neil Armstrong et al.
• x86 platform android tablets dsdt fixup driver
  1 message in 7d · last 2026-10-25 02:48 · Hans de Goede
• ipmi subsystem Supported
  1 message in 7d · last 2026-10-25 02:48 · Corey Minyard
• i2c subsystem
  1 message in 7d · last 2026-10-25 02:48 · Andi Shyti
• i2c acpi support
  1 message in 7d · last 2026-10-25 02:48 · Mika Westerberg
• microsoft surface hardware platform support
  1 message in 7d · last 2026-10-24 22:56 · Hans de Goede et al.
• amd pmf driver Supported
  1 message in 7d · last 2026-10-24 22:56 · Shyam Sundar S K
• irqchip drivers
  1 message in 7d · last 2026-10-24 14:47 · Thomas Gleixner
• suspend to ram Supported
  1 message in 7d · last 2026-10-23 18:17 · "Rafael J. Wysocki"
• renesas clock drivers Supported
  1 message in 7d · last 2026-10-23 17:54 · Geert Uytterhoeven
• microsoft surface battery and ac drivers
  1 message in 7d · last 2026-10-23 17:32 · Maximilian Luz
• usb typec class
  1 message in 7d · last 2026-10-22 16:42 · Heikki Krogerus
• device frequency (devfreq)
  1 message in 7d · last 2026-10-22 02:21 · MyungJoo Ham et al.
• nxp fxas21002c driver
  1 message in 7d · last 2026-10-22 00:01 · Rui Miguel Silva
• renesas r-car gyroadc driver Supported
  1 message in 7d · last 2026-10-22 00:01 · Marek Vasut
• reset controller framework
  1 message in 7d · last 2026-10-21 16:12 · Philipp Zabel
• i2c subsystem host drivers
  1 message in 7d · last 2026-10-21 16:12 · Andi Shyti
• tty layer and serial drivers Supported
  1 message in 7d · last 2026-10-21 16:12 · Greg Kroah-Hartman et al.
• stmmac ethernet driver
  1 message in 7d · last 2026-10-21 16:12 · Maxime Chevallier
• designware usb3 drd ip driver
  1 message in 7d · last 2026-10-21 16:12 · Thinh Nguyen
• cpuidle driver - arm psci Supported
  1 message in 7d · last 2026-10-21 03:18 · Lorenzo Pieralisi et al.
• cpu power monitoring subsystem
  1 message in 7d · last 2026-10-20 21:47 · Thomas Renninger et al.
• cpuidle driver - risc-v sbi
  1 message in 7d · last 2026-10-20 14:22 · Anup Patel