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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/ABI/stable/sysfs-driver-dma-ioatdma
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+What: /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/cap
+Date: December 3, 2009
+KernelVersion: 2.6.32
+Contact: dmaengine@vger.kernel.org
+Description: Capabilities the DMA supports.Currently there are DMA_PQ, DMA_PQ_VAL,
+ DMA_XOR,DMA_XOR_VAL,DMA_INTERRUPT.
+
+What: /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/ring_active
+Date: December 3, 2009
+KernelVersion: 2.6.32
+Contact: dmaengine@vger.kernel.org
+Description: The number of descriptors active in the ring.
+
+What: /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/ring_size
+Date: December 3, 2009
+KernelVersion: 2.6.32
+Contact: dmaengine@vger.kernel.org
+Description: Descriptor ring size, total number of descriptors available.
+
+What: /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/version
+Date: December 3, 2009
+KernelVersion: 2.6.32
+Contact: dmaengine@vger.kernel.org
+Description: Version of ioatdma device.
+
+What: /sys/devices/pciXXXX:XX/0000:XX:XX.X/dma/dma<n>chan<n>/quickdata/intr_coalesce
+Date: August 8, 2017
+KernelVersion: 4.14
+Contact: dmaengine@vger.kernel.org
+Description: Tune-able interrupt delay value per channel basis.