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Disable autosuspend on FEL devices

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Linux may sometimes try to suspend sunxi fel,
and fail to resume them, leading to a USB reset
when trying to do libusb_open, and libusb will fail.
This commit disables autosuspend feature of all
connected FEL devices by a udev rule.
This commit is contained in:
Yunhao Tian 2021-12-03 15:16:51 +08:00 committed by jiang jianjun
parent 66d81091fa
commit ba9ad2093a
1 changed files with 2 additions and 0 deletions
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2
99-xfel.rules
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@ -3,3 +3,5 @@
# with the command "sudo udevadm control --reload" # with the command "sudo udevadm control --reload"
ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="1f3a", ATTRS{idProduct}=="efe8", MODE="666", GROUP="plugdev" ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="1f3a", ATTRS{idProduct}=="efe8", MODE="666", GROUP="plugdev"
ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="1f3a", ATTRS{idProduct}=="efe8", TEST=="power/autosuspend", ATTR{power/autosuspend}="-1"