forked from Minki/linux
e34cadde3b
pratyush.anand@st.com email-id doesn't exist anymore as I have left the company. Replace ST's id with pratyush.anand@gmail.com. Signed-off-by: Pratyush Anand <pratyush.anand@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
48 lines
1.7 KiB
Plaintext
48 lines
1.7 KiB
Plaintext
Link Layer Validation Device is a standard device for testing of Super
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Speed Link Layer tests. These nodes are available in sysfs only when lvs
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driver is bound with root hub device.
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What: /sys/bus/usb/devices/.../get_dev_desc
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Date: March 2014
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Contact: Pratyush Anand <pratyush.anand@gmail.com>
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Description:
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Write to this node to issue "Get Device Descriptor"
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for Link Layer Validation device. It is needed for TD.7.06.
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What: /sys/bus/usb/devices/.../u1_timeout
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Date: March 2014
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Contact: Pratyush Anand <pratyush.anand@gmail.com>
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Description:
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Set "U1 timeout" for the downstream port where Link Layer
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Validation device is connected. Timeout value must be between 0
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and 127. It is needed for TD.7.18, TD.7.19, TD.7.20 and TD.7.21.
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What: /sys/bus/usb/devices/.../u2_timeout
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Date: March 2014
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Contact: Pratyush Anand <pratyush.anand@gmail.com>
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Description:
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Set "U2 timeout" for the downstream port where Link Layer
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Validation device is connected. Timeout value must be between 0
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and 127. It is needed for TD.7.18, TD.7.19, TD.7.20 and TD.7.21.
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What: /sys/bus/usb/devices/.../hot_reset
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Date: March 2014
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Contact: Pratyush Anand <pratyush.anand@gmail.com>
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Description:
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Write to this node to issue "Reset" for Link Layer Validation
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device. It is needed for TD.7.29, TD.7.31, TD.7.34 and TD.7.35.
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What: /sys/bus/usb/devices/.../u3_entry
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Date: March 2014
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Contact: Pratyush Anand <pratyush.anand@gmail.com>
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Description:
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Write to this node to issue "U3 entry" for Link Layer
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Validation device. It is needed for TD.7.35 and TD.7.36.
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What: /sys/bus/usb/devices/.../u3_exit
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Date: March 2014
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Contact: Pratyush Anand <pratyush.anand@gmail.com>
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Description:
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Write to this node to issue "U3 exit" for Link Layer
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Validation device. It is needed for TD.7.36.
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