- # SPDX-License-Identifier: GPL-2.0-only
- config AMD_PTDMA
- tristate "AMD PassThru DMA Engine"
- depends on X86_64 && PCI
- select DMA_ENGINE
- select DMA_VIRTUAL_CHANNELS
- help
- Enable support for the AMD PTDMA controller. This controller
- provides DMA capabilities to perform high bandwidth memory to
- memory and IO copy operations. It performs DMA transfer through
- queue-based descriptor management. This DMA controller is intended
- to be used with AMD Non-Transparent Bridge devices and not for
- general purpose peripheral DMA.
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