Messages in this thread Patch in this message | | | From | Gustavo Pimentel <> | Subject | [PATCH v7 5/5] docs: ABI: Add sysfs documentation interface of dw-xdata-pcie driver | Date | Sat, 27 Mar 2021 04:06:55 +0100 |
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This patch describes the sysfs interface implemented on the dw-xdata-pcie driver.
Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com> --- Documentation/ABI/testing/sysfs-driver-xdata | 46 ++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-driver-xdata
diff --git a/Documentation/ABI/testing/sysfs-driver-xdata b/Documentation/ABI/testing/sysfs-driver-xdata new file mode 100644 index 00000000..cb3ab7e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-xdata @@ -0,0 +1,46 @@ +What: /sys/class/misc/drivers/dw-xdata-pcie/write +Date: April 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +Description: Allows the user to enable the PCIe traffic generator which + will create write TLPs frames - from the Root Complex to the + Endpoint direction. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie/write + + The user can read the current PCIe link throughput generated + through this generator in MB/s. + Usage e.g. + cat /sys/class/misc/dw-xdata-pcie/write + 204 + + The file is read and write. + +What: /sys/class/misc/dw-xdata-pcie/read +Date: April 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +Description: Allows the user to enable the PCIe traffic generator which + will create read TLPs frames - from the Endpoint to the Root + Complex direction. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie/read + + The user can read the current PCIe link throughput generated + through this generator in MB/s. + Usage e.g. + cat /sys/class/misc/dw-xdata-pcie/read + 199 + + The file is read and write. + +What: /sys/class/misc/dw-xdata-pcie/stop +Date: April 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +Description: Allows the user to disable the PCIe traffic generator in all + directions. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie/stop + + The file is write only. -- 2.7.4
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