microchip at91 dma drivers · Supported

Maintainers

• M Ludovic Desroches <ludovic.desroches@microchip.com>

Paths

• F Documentation/devicetree/bindings/dma/atmel,at91sam9g45-dma.yaml
• F drivers/dma/at_hdmac.c
• F drivers/dma/at_xdmac.c
• F include/dt-bindings/dma/at91.h

Last 30 days

Most active threads (last 7 days)

• WARM1d [PATCH] dmaengine: at_hdmac: use more devm in _probe
  2026-07-23 05:07 · 0 replies in 7d · Rosen Penev <hidden>
• WARM1d [PATCH] dmaengine: at_hdmac: ioremap and get irq early
  2026-07-23 05:06 · 0 replies in 7d · Rosen Penev <hidden>
• WARM1d [PATCH] dmaengine: at_hdmac: fix memory leak in atc_prep_slave_sg
  2026-07-23 05:04 · 0 replies in 7d · Rosen Penev <hidden>
• WARM1d [PATCH] dmaengine: at_hdmac: fix sparse '__iomem' cast warning in memset helpers
  2026-07-23 05:03 · 0 replies in 7d · Rosen Penev <hidden>

Active reviewers (last 30 days)

• <sashiko-bot@kernel.org>
  5 attestations (5 Reported-by) · last on 2026-07-09
• Frank Li <Frank.Li@nxp.com>
  2 attestations (2 Suggested-by) · last on 2026-07-09
• kernel test robot <hidden>
  1 attestation (1 Reported-by) · last on 2026-07-23

Recent patches

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

• WARM1d [PATCH] dmaengine: at_hdmac: use more devm in _probe
  2026-07-23 · Rosen Penev <hidden>
• WARM1d [PATCH] dmaengine: at_hdmac: ioremap and get irq early
  2026-07-23 · Rosen Penev <hidden>
• WARM1d [PATCH] dmaengine: at_hdmac: fix memory leak in atc_prep_slave_sg
  2026-07-23 · Rosen Penev <hidden>
• WARM1d [PATCH] dmaengine: at_hdmac: fix sparse '__iomem' cast warning in memset helpers
  2026-07-23 · Rosen Penev <hidden>
• COLD15d [PATCH v6] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-07-09 · Hongling Zeng <hidden>
• DORMANTno replies [PATCH v5] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-07-09 · Hongling Zeng <hidden>
• COLD15d [PATCH v4] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-07-08 · Hongling Zeng <hidden>
• COLD16d [PATCH v3] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-07-08 · Hongling Zeng <hidden>
• COLD16d [PATCH v3] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-07-08 · Hongling Zeng <hidden>
• COLD45d [PATCH v3] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-06-08 · Hongling Zeng <hidden>
• COLD49d [PATCH v2] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-06-04 · Hongling Zeng <hidden>
• COLD49d [PATCH] dma: at_hdmac: Fix use-after-free by proper tasklet cleanup
  2026-06-04 · Hongling Zeng <hidden>
• DORMANTno replies [PATCH] dmaengine: at_hdmac: Drop unnecessary parentheses
  2026-03-26 · Claudiu <claudiu.beznea@tuxon.dev>
• STALE203d [PATCH RESEND] dmaengine: at_xdmac: get the number of DMA channels from device tree
  2025-12-03 · Robert Marko <robert.marko@sartura.hr>
• DORMANTno replies REVIEWED: 1 (1M) [PATCH] dmaengine: at_xdmac: get the number of DMA channels from device tree
  2025-12-03 · Robert Marko <robert.marko@sartura.hr>
• STALE243d [PATCH dmaengine 1/2] dmaengine: at_hdmac: fix formats under 64-bit
  2025-11-06 · Rosen Penev <hidden>
• STALE219d [PATCH 1/6] dmaengine: at_xdmac: Remove redundant pm_runtime_mark_last_busy() calls
  2025-10-27 · Sakari Ailus <sakari.ailus@linux.intel.com>
• STALE239d [PATCH 09/80] dmaengine: at_xdmac: Remove redundant pm_runtime_mark_last_busy() calls
  2025-07-04 · Sakari Ailus <sakari.ailus@linux.intel.com>
• STALE462d LANDED [PATCH 1/1] dmaengine: at_xdmac: Use pm_runtime_put_noidle() with many usage_counts
  2025-04-10 · Sakari Ailus <sakari.ailus@linux.intel.com>
• STALE477d [PATCH] dmaengine: at_xdmac: Fixed printk format specifier when printing driver information.
  2025-03-28 · Alexander Shiyan <hidden>
• STALE533d REVIEWED: 1 (1M) [PATCH 1/2] dmaengine: at_xdmac: get the number of DMA channels from device tree
  2025-02-05 · Dharma Balasubiramani <dharma.b@microchip.com>
• STALE528d LANDED [PATCH v4] dt-bindings: dma: convert atmel-dma.txt to YAML
  2025-02-03 · Charan Pedumuru <hidden>
• STALE541d [PATCH v3] dt-bindings: dma: convert atmel-dma.txt to YAML
  2025-01-27 · Charan Pedumuru <hidden>
• STALE543d [PATCH v2] dt-bindings: dma: convert atmel-dma.txt to YAML
  2025-01-23 · Charan Pedumuru <hidden>
• STALE598d LANDED [PATCH] dmaengine: at_xdmac: avoid null_prt_deref in at_xdmac_prep_dma_memset
  2024-10-29 · Chen Ridong <hidden>
• STALE689d LANDED: 25 (24M) [PATCH RESEND V2] dmaengine: Fix spelling mistakes
  2024-08-31 · Amit Vadhavana <hidden>
• STALE689d [PATCH v2 2/7] dmaengine:at_hdmac:Use devm_clk_get_enabled() helpers
  2024-08-30 · Liao Yuanhong <hidden>
• STALE694d [PATCH 1/6] dma:at_hdmac:Use devm_clk_get_enabled() helpers
  2024-08-23 · Liao Yuanhong <hidden>
• STALE703d [PATCH -next 8/9] dmaengine: at_hdmac: fix module autoloading
  2024-08-19 · Yuntao Liu <hidden>
• STALE694d REVIEWED: 14 (14M) [PATCH V2] dmaengine: Fix spelling mistakes
  2024-08-17 · Amit Vadhavana <hidden>

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] dmaengine: at_hdmac: Drop unnecessary parentheses
  2026-03-26 · Claudiu <claudiu.beznea@tuxon.dev>