]> asedeno.scripts.mit.edu Git - linux.git/commit
dmaengine: hisilicon: Add Kunpeng DMA engine support
authorZhou Wang <wangzhou1@hisilicon.com>
Thu, 16 Jan 2020 06:10:57 +0000 (14:10 +0800)
committerVinod Koul <vkoul@kernel.org>
Fri, 24 Jan 2020 05:48:45 +0000 (11:18 +0530)
commite9f08b65250d73ab70e79e194813f52b8d306784
tree6d4e837284eee2c8daf6c7f4f735a7ee9cbd6cac
parent42d279f9137ab7d5503836baec2739284b278d8f
dmaengine: hisilicon: Add Kunpeng DMA engine support

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 between memory and device buffer.

Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Zhenfa Qiu <qiuzhenfa@hisilicon.com>
Link: https://lore.kernel.org/r/1579155057-80523-1-git-send-email-wangzhou1@hisilicon.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/Kconfig
drivers/dma/Makefile
drivers/dma/hisi_dma.c [new file with mode: 0644]