Hi, The following patch implements a DMAEngine driver to use the DMA controller in Switchtec PSX/PFX switchtes. The DMA controller appears as a PCI function on the switch upstream port. The DMA function can include one or more DMA channels. This patchset is based off of v6.3-rc1. Thanks, Kelvin Kelvin Cao (1): dmaengine: switchtec-dma: Introduce Switchtec DMA engine PCI driver MAINTAINERS | 5 + drivers/dma/Kconfig | 9 + drivers/dma/Makefile | 1 + drivers/dma/switchtec_dma.c | 1745 +++++++++++++++++++++++++++++++++++ 4 files changed, 1760 insertions(+) create mode 100644 drivers/dma/switchtec_dma.c -- 2.25.1