Re: [PATCH 0/3] Add support for MEMCPY_SG transfers
From: Michal Simek <hidden>
Date: 2021-11-02 10:35:06
Also in:
linux-arm-kernel
+Radhey, On 11/1/21 19:08, Adrian Larumbe wrote:
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@imgtec.com (local)
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