acpi · Supported

Maintainers

• M "Rafael J. Wysocki" <rafael@kernel.org>
• R Len Brown <lenb@kernel.org>

Paths

• F Documentation/ABI/testing/configfs-acpi
• F Documentation/ABI/testing/sysfs-bus-acpi
• F Documentation/firmware-guide/acpi/
• F arch/x86/kernel/acpi/
• F arch/x86/pci/acpi.c
• F drivers/acpi/
• F drivers/pci/*/*acpi*
• F drivers/pci/*acpi*
• F drivers/pnp/pnpacpi/
• F include/acpi/
• F include/linux/acpi.h
• F include/linux/fwnode.h
• F include/linux/fw_table.h
• F lib/fw_table.c
• F rust/kernel/acpi.rs
• F tools/power/acpi/

Last 30 days

Most active threads (last 7 days)

• COOLING6d [PATCH RESEND v4] ACPI: SPCR: Support UART clock frequency field
  2026-09-13 16:17 · 0 replies in 7d · Markus Probst <markus.probst@posteo.de>

Recent patches

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

• COOLING6d [PATCH RESEND v4] ACPI: SPCR: Support UART clock frequency field
  2026-09-13 · Markus Probst <markus.probst@posteo.de>
• COLD24d [PATCH v4] ACPI: SPCR: Support UART clock frequency field
  2026-08-25 · Markus Probst <markus.probst@posteo.de>
• COLD30d [PATCH] serial: 8250_dw: Add device HID for AMDI0021 AMD UART controller
  2026-08-13 · Steffen Dirkwinkel <hidden>
• COLD57d [PATCH v3 2/2] ACPI: SPCR: Support UART clock frequency field
  2026-06-15 · Markus Probst <markus.probst@posteo.de>
• STALE102d [PATCH RESEND v2 2/2] ACPI: SPCR: Support UART clock frequency field
  2026-06-08 · Markus Probst <markus.probst@posteo.de>
• STALE102d [PATCH RESEND v2 1/2] serial: earlycon: add uart_clk_freq parameter
  2026-06-08 · Markus Probst <markus.probst@posteo.de>
• DORMANTno replies [PATCH v2 1/2] serial: earlycon: add uart_clk_freq parameter
  2026-05-24 · Markus Probst <markus.probst@posteo.de>
• STALE117d [PATCH v2 2/2] ACPI: SPCR: Support UART clock frequency field
  2026-05-24 · Markus Probst <markus.probst@posteo.de>
• STALE100d [PATCH 10/11] treewide: Manually convert custom kernel_param_ops .get callbacks
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE100d [PATCH 09/11] treewide: Convert custom kernel_param_ops .get callbacks to seq_buf via cocci
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE100d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE714d [PATCH 3/3] ACPI: SPCR: Add support for rev 3
  2024-09-12 · Raul E Rangel <hidden>
• STALE770d [PATCH 3/3] platform/surface: Add OF support
  2024-08-09 · Konrad Dybcio <konradybcio@kernel.org>
• STALE845d [PATCH v5 12/17] ACPI: RISC-V: Implement function to add implicit dependencies
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 11/17] ACPI: RISC-V: Initialize GSI mapping structures
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 10/17] ACPI: RISC-V: Implement function to reorder irqchip probe entries
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 08/17] ACPI: pci_link: Clear the dependencies after probe
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 07/17] ACPI: bus: Add RINTC IRQ model for RISC-V
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 06/17] ACPI: scan: Define weak function to populate dependencies
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 05/17] ACPI: scan: Add RISC-V interrupt controllers to honor list
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 04/17] ACPI: scan: Refactor dependency creation
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 03/17] ACPI: bus: Add acpi_riscv_init function
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE845d [PATCH v5 02/17] ACPI: scan: Add a weak function to reorder the IRQCHIP probe
  2024-05-01 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 21/21] ACPI: RISC-V: Create PLIC platform device
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 20/21] ACPI: RISC-V: Create APLIC platform device
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 19/21] ACPI: bus: Add acpi_riscv_init function
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 17/21] ACPI: bus: Add RINTC IRQ model for RISC-V
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 10/21] ACPI: RISC-V: Implement arch function to reorder irqchip probe entries
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 09/21] ACPI: scan.c: Add weak arch specific function to reorder the IRQCHIP probe
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>
• STALE960d [RFC PATCH v2 08/21] ACPI: pci_irq: Avoid warning for deferred probe in acpi_pci_irq_enable()
  2023-10-25 · Sunil V L <sunilvl@ventanamicro.com>

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.

• STALE117d [PATCH v2 2/2] ACPI: SPCR: Support UART clock frequency field
  2026-05-24 · Markus Probst <markus.probst@posteo.de>
• DORMANTno replies [PATCH v2 1/2] serial: earlycon: add uart_clk_freq parameter
  2026-05-24 · Markus Probst <markus.probst@posteo.de>
• STALE102d [PATCH RESEND v2 2/2] ACPI: SPCR: Support UART clock frequency field
  2026-06-08 · Markus Probst <markus.probst@posteo.de>