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authorMatthew Garrett <mjg@redhat.com>2012-05-25 10:27:25 -0400
committerKay Sievers <kay@vrfy.org>2012-05-27 15:19:49 +0200
commite0386cf2809219bbdd30895f46f1f567b56902b6 (patch)
tree43b66241a8eef899da305b72416d748129916792 /rules
parent9159b90a4f78a83b8f751716f57fcf6d979676fe (diff)
rules: Limit USB autosuspend on USB HID devices
Some USB ports on external hubs may be reported as "fixed". We only want to auto-enable this on ports that are internal to the machine, so check the parent state as well.
Diffstat (limited to 'rules')
-rw-r--r--rules/42-usb-hid-pm.rules6
1 files changed, 6 insertions, 0 deletions
diff --git a/rules/42-usb-hid-pm.rules b/rules/42-usb-hid-pm.rules
index d5d5897c31..9e5f59fc68 100644
--- a/rules/42-usb-hid-pm.rules
+++ b/rules/42-usb-hid-pm.rules
@@ -46,4 +46,10 @@ ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="04b3", ATTR{idProduct}=="4012
ACTION=="add", SUBSYSTEM=="usb", ATTR{idVendor}=="14dd", ATTR{idProduct}="0002", TEST=="power/control", ATTR{power/control}="auto"
# USB HID devices that are internal to the machine should also be safe to autosuspend
+
+ACTION=="add", SUBSYSTEM=="usb", SUBSYSTEMS=="usb", ATTRS{removable}=="removable", GOTO="usb_hid_pm_end"
+ACTION=="add", SUBSYSTEM=="usb", SUBSYSTEMS=="usb", ATTRS{removable}=="unknown", GOTO="usb_hid_pm_end"
+
ACTION=="add", SUBSYSTEM=="usb", ATTR{bInterfaceClass}=="03", ATTRS{removable}=="fixed", TEST=="../power/control", ATTR{../power/control}="auto"
+
+LABEL="usb_hid_pm_end" \ No newline at end of file