Symbol: dma_async_device_channel_unregister
drivers/dma/dmaengine.c
1161
EXPORT_SYMBOL_GPL(dma_async_device_channel_unregister);
drivers/dma/idxd/dma.c
309
dma_async_device_channel_unregister(&idxd_dma->dma, chan);
include/linux/dmaengine.h
1623
void dma_async_device_channel_unregister(struct dma_device *device,