[PATCH 0/3] Add support for MEMCPY_SG transfers

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Bring back dmaengine API support for scatter-gather memcpy's.

Changes in patch v2:
  * Expanded API function documentation to elaborate on its semantics,
    limitations and corner case behaviour.
  * Broke the patch series into three different ones: documentation, core
    API change and consumer driver

v1 - https://lore.kernel.org/dmaengine/20210706234338.7696-1-adrian.martinezlarumbe@xxxxxxxxxx

Adrian Larumbe (3):
  dmaengine: Add documentation for new memcpy scatter-gather function
  dmaengine: Add core function and capability check for DMA_MEMCPY_SG
  dmaengine: Add consumer for the new DMA_MEMCPY_SG API function.

 .../driver-api/dmaengine/provider.rst         |  23 ++++
 drivers/dma/dmaengine.c                       |   7 +
 drivers/dma/xilinx/xilinx_dma.c               | 122 ++++++++++++++++++
 include/linux/dmaengine.h                     |  20 +++
 4 files changed, 172 insertions(+)


base-commit: e0674853943287669a82d1ffe09a700944615978
-- 
2.33.1




[Index of Archives]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux PCI]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]

  Powered by Linux