dma generic offload engine subsystem · Maintained

Maintainers

• M Vinod Koul <vkoul@kernel.org>
• R Frank Li <Frank.Li@kernel.org>

Paths

• F Documentation/devicetree/bindings/dma/
• F Documentation/driver-api/dmaengine/
• F drivers/dma/
• F include/dt-bindings/dma/
• F include/linux/dma/
• F include/linux/dmaengine.h
• F include/linux/of_dma.h

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH V3 0/4] dmaengine: xilinx_dma: MCDMA descriptor and metadata handling improvements
  2026-07-08 10:09 · 3 replies in 7d · Srinivas Neeli <srinivas.neeli@amd.com>

Active reviewers (last 30 days)

• Srinivas Neeli <srinivas.neeli@amd.com>
  1 attestation (1 Co-developed-by) · last on 2026-07-08

Recent patches

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

• HOTtoday [PATCH V3 4/4] dmaengine: xilinx_dma: Extend metadata handling for AXI DMA and MCDMA
  2026-07-08 · Srinivas Neeli <srinivas.neeli@amd.com>
• HOTtoday [PATCH V3 2/4] dmaengine: xilinx_dma: Move descriptors to done list based on completion bit
  2026-07-08 · Srinivas Neeli <srinivas.neeli@amd.com>
• HOTtoday [PATCH V3 1/4] dmaengine: xilinx_dma: Fix MCDMA descriptor fields based on DMA direction
  2026-07-08 · Srinivas Neeli <srinivas.neeli@amd.com>
• WARM3d [PATCHv2 4/4] m68k: coldfire: fix non-standard readX()/writeX() functions
  2026-06-09 · Greg Ungerer <gerg@linux-m68k.org>
• COLD28d [PATCH 08/11] params: Convert generic kernel_param_ops .get helpers to seq_buf
  2026-05-21 · Kees Cook <kees@kernel.org>
• COLD28d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• COLD37d [PATCH] nios2: remove the architecture
  2026-05-18 · Ethan Nelson-Moore <hidden>
• COLD37d [PATCH] dt-bindings: Consolidate "sram" property definition
  2026-05-11 · "Rob Herring (Arm)" <robh@kernel.org>
• STALE71d [RFC PATCH v1 5/9] uaccess: Switch to copy_{to/from}_user_partial() when relevant
  2026-04-27 · "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
• STALE102d [RFC PATCH 3/6] dmaengine: ti: k3-udma-glue: Add helpers for batch operations on TX/RX DMA
  2026-03-25 · Siddharth Vadapalli <s-vadapalli@ti.com>
• STALE167d [RFC PATCH v4 04/38] dmaengine: dw-edma: Add notify-only channels support
  2026-01-18 · Koichiro Den <hidden>
• STALE167d [RFC PATCH v4 05/38] dmaengine: dw-edma: Add a helper to query linked-list region
  2026-01-18 · Koichiro Den <hidden>
• STALE167d [RFC PATCH v4 03/38] dmaengine: dw-edma: Poll completion when local IRQ handling is disabled
  2026-01-18 · Koichiro Den <hidden>
• STALE167d [RFC PATCH v4 01/38] dmaengine: dw-edma: Export helper to get integrated register window
  2026-01-18 · Koichiro Den <hidden>
• STALE167d [RFC PATCH v4 02/38] dmaengine: dw-edma: Add per-channel interrupt routing control
  2026-01-18 · Koichiro Den <hidden>
• STALE170d [PATCH v4 09/15] dt-bindings: dma: atmel: add microchip,lan9691-dma
  2025-12-29 · Robert Marko <robert.marko@sartura.hr>
• STALE177d [PATCH v3 10/15] dt-bindings: dma: atmel: add microchip,lan9691-dma
  2025-12-23 · Robert Marko <robert.marko@sartura.hr>
• STALE177d [RFC PATCH v3 17/35] dmaengine: dw-edma: Add helper func to retrieve register base and size
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 18/35] dmaengine: dw-edma: Add per-channel interrupt routing mode
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 20/35] dmaengine: dw-edma: Add notify-only channels support
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 22/35] dmaengine: dw-edma: Serialize RMW on shared interrupt registers
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 21/35] dmaengine: dw-edma: Add a helper to retrieve LL (Linked List) region
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 10/35] dmaengine: dw-edma: Fix MSI data values for multi-vector IMWr interrupts
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 19/35] dmaengine: dw-edma: Poll completion when local IRQ handling is disabled
  2025-12-17 · Koichiro Den <hidden>
• STALE198d [PATCH v2 13/19] dt-bindings: dma: atmel: add microchip,lan9691-dma
  2025-12-15 · Robert Marko <robert.marko@sartura.hr>
• STALE251d [PATCH] dt-bindings: Remove extra blank lines
  2025-10-23 · "Rob Herring (Arm)" <robh@kernel.org>
• STALE318d [PATCH V2 3/4] dmaengine: xilinx_dma: Add support to configure/report coalesce parameters from/to client using AXI DMA
  2025-07-10 · Suraj Gupta <hidden>
• STALE318d [PATCH V2 2/4] dmaengine: xilinx_dma: Fix irq handler and start transfer path for AXI DMA
  2025-07-10 · Suraj Gupta <hidden>
• STALE318d [PATCH V2 1/4] dmaengine: Add support to configure and read IRQ coalescing parameters
  2025-07-10 · Suraj Gupta <hidden>
• STALE322d REVIEWED: 13 (12M) [PATCH AUTOSEL 6.14 310/642] dmaengine: ti: k3-udma-glue: Drop skip_fdq argument from k3_udma_glue_reset_rx_chn
  2025-05-05 · Sasha Levin <sashal@kernel.org>

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.

• STALE177d [RFC PATCH v3 10/35] dmaengine: dw-edma: Fix MSI data values for multi-vector IMWr interrupts
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 19/35] dmaengine: dw-edma: Poll completion when local IRQ handling is disabled
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 21/35] dmaengine: dw-edma: Add a helper to retrieve LL (Linked List) region
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 20/35] dmaengine: dw-edma: Add notify-only channels support
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 18/35] dmaengine: dw-edma: Add per-channel interrupt routing mode
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [RFC PATCH v3 17/35] dmaengine: dw-edma: Add helper func to retrieve register base and size
  2025-12-17 · Koichiro Den <hidden>
• STALE177d [PATCH v3 10/15] dt-bindings: dma: atmel: add microchip,lan9691-dma
  2025-12-23 · Robert Marko <robert.marko@sartura.hr>
• STALE167d [RFC PATCH v4 01/38] dmaengine: dw-edma: Export helper to get integrated register window
  2026-01-18 · Koichiro Den <hidden>
• STALE167d [RFC PATCH v4 03/38] dmaengine: dw-edma: Poll completion when local IRQ handling is disabled
  2026-01-18 · Koichiro Den <hidden>
• STALE167d [RFC PATCH v4 04/38] dmaengine: dw-edma: Add notify-only channels support
  2026-01-18 · Koichiro Den <hidden>