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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/ABI/stable/sysfs-driver-dma-ioatdma | |
parent | Initial commit. (diff) | |
download | linux-upstream/6.1.76.tar.xz linux-upstream/6.1.76.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/ABI/stable/sysfs-driver-dma-ioatdma')
-rw-r--r-- | Documentation/ABI/stable/sysfs-driver-dma-ioatdma | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/ABI/stable/sysfs-driver-dma-ioatdma b/Documentation/ABI/stable/sysfs-driver-dma-ioatdma new file mode 100644 index 000000000..3a4e2cd0d --- /dev/null +++ b/Documentation/ABI/stable/sysfs-driver-dma-ioatdma @@ -0,0 +1,30 @@ +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. |