Searching for Kernel Dma Engine Support information? Find all needed info by using official links provided below.
https://www.kernel.org/doc/html/latest/driver-api/dmaengine/client.html
This returns a cookie can be used to check the progress of DMA engine activity via other DMA engine calls not covered in this document. dmaengine_submit() will not start the DMA operation, it merely adds it to the pending queue. For this, see step 5, dma_async_issue_pending.
https://www.kernel.org/doc/html/v4.19/driver-api/dmaengine/client.html
This returns a cookie can be used to check the progress of DMA engine activity via other DMA engine calls not covered in this document. dmaengine_submit() will not start the DMA operation, it merely adds it to the pending queue. For this, see step 5, dma_async_issue_pending. Issue pending DMA requests and wait for callback notification
https://patchwork.kernel.org/patch/11315249/
This patch adds a driver for HiSilicon Kunpeng DMA engine. This DMA engine which is an PCIe iEP offers 30 channels, each channel has a send queue, a complete queue and an interrupt to help to do tasks. This DMA engine can do memory copy between memory blocks or …
https://patchwork.kernel.org/project/linux-dmaengine/list/
Toggle navigation Patchwork Linux DMAEngine Patches Bundles About this project Login; Register; Mail settings ... dmaengine: tegra-apb: Allow to compile as a loadable kernel module NVIDIA Tegra APB DMA driver fixes and improvements ... [v5] dmaengine: hisilicon: Add Kunpeng DMA engine support [v5] dmaengine: hisilicon: Add Kunpeng DMA engine ...
http://linux-kernel.2935.n7.nabble.com/PATCH-v7-00-10-DMA-Engine-support-for-AM33XX-td593561i60.html
[PATCH v7 00/10] DMA Engine support for AM33XX ... and it's even implemented by > > each DMA engine, and some may not even support it but require > > polling, ... Someone still needs to do the work to make the non-DMA variants of MUSB coexist in one kernel, but as we discussed erlier, ...
https://lore.kernel.org/dmaengine/
[PATCH v5 00/14] NVIDIA Tegra APB DMA driver fixes and improvements 2020-01-29 11:03 UTC (18+ messages) - mbox.gz / Atom ` [PATCH v5 01/14] dmaengine: tegra-apb: Fix use-after-free ` [PATCH v5 02/14] dmaengine: tegra-apb: Implement synchronization hook ` [PATCH v5 03/14] dmaengine: tegra-apb: Prevent race conditions on channel's freeing ` [PATCH v5 04/14] dmaengine: tegra-apb: Clean …
https://lwn.net/Articles/520351/
Changes since v2: - Rebased on 3.7-rc1 - Fixed bug in DT/pdata parsing first found by Gururaja that turned out to be masked by some toolchains - Dropped unused mach-omap2/devices.c hsmmc patch - Added AM33XX crossbar DMA event mux support - Added am335x-evm support Changes since v1: - Rebased on top of mainline from 12250d8 - Dropped the feature removal schedule patch - …
https://lwn.net/Articles/535153/
Changes since v5: - Dropped mmc portion and moved it to a separate series - Incorporate corrected version of dma_request_slave_channel_compat() - Fix #defines and enablement of TI_PRIV_EDMA option Changes since v4: - Fixed debug section mismatch in private edma api [01/14] - Respun format-patch to catch the platform_data/edma.h rename [01/14] - Removed address/size-cells from the …
https://lkml.org/lkml/2019/9/24/74
http://lkml.iu.edu/hypermail/linux/kernel/0903.2/03273.html
There are four slightly different dma engines on the s6000 family. One for memory-memory transfers, the other three for memory-device. This patch implements a platform-specific kernel-API to control these
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