192ca318eSMauro Carvalho ChehabWhat:           /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/cap
22e442003SUjjal SinghDate:           December 3, 2009
32e442003SUjjal SinghKernelVersion:  2.6.32
42e442003SUjjal SinghContact:        dmaengine@vger.kernel.org
52e442003SUjjal SinghDescription:	Capabilities the DMA supports.Currently there are DMA_PQ, DMA_PQ_VAL,
62e442003SUjjal Singh		DMA_XOR,DMA_XOR_VAL,DMA_INTERRUPT.
72e442003SUjjal Singh
892ca318eSMauro Carvalho ChehabWhat:           /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/ring_active
92e442003SUjjal SinghDate:           December 3, 2009
102e442003SUjjal SinghKernelVersion:  2.6.32
112e442003SUjjal SinghContact:        dmaengine@vger.kernel.org
122e442003SUjjal SinghDescription:	The number of descriptors active in the ring.
132e442003SUjjal Singh
1492ca318eSMauro Carvalho ChehabWhat:           /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/ring_size
152e442003SUjjal SinghDate:           December 3, 2009
162e442003SUjjal SinghKernelVersion:  2.6.32
172e442003SUjjal SinghContact:        dmaengine@vger.kernel.org
182e442003SUjjal SinghDescription:	Descriptor ring size, total number of descriptors available.
192e442003SUjjal Singh
2092ca318eSMauro Carvalho ChehabWhat:           /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/version
212e442003SUjjal SinghDate:           December 3, 2009
222e442003SUjjal SinghKernelVersion:  2.6.32
232e442003SUjjal SinghContact:        dmaengine@vger.kernel.org
242e442003SUjjal SinghDescription:	Version of ioatdma device.
252e442003SUjjal Singh
2692ca318eSMauro Carvalho ChehabWhat:           /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/intr_coalesce
272e442003SUjjal SinghDate:           August 8, 2017
282e442003SUjjal SinghKernelVersion:  4.14
292e442003SUjjal SinghContact:        dmaengine@vger.kernel.org
302e442003SUjjal SinghDescription:	Tune-able interrupt delay value per channel basis.
31