Public bug reported:
On Ubuntu 12.10 beta2 with kernel build linux-ac100 - 3.1.10-6.9
activattion MMC activity led indication always cause keyboard and
touchpad input devices stop working after few seconds
Steps to reproduce the bug:
1. Set access rights
sudo chmod 656 /sys/class/leds/nvec-led/brightness
sudo chmod 656 /sys/class/leds/nvec-led/trigger
2. Activatie led indication
echo 1 > /sys/class/leds/nvec-led/brightness
3. Activate MMC activity indication
echo mmc0 >/sys/class/leds/nvec-led/trigger
After several seconds keyboard and touchpad will stop working.
** Affects: linux-ac100 (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
On Ubuntu 12.10 beta2 with kernel build linux-ac100 - 3.1.10-6.9
activattion MMC activity led indication always cause keyboard and
touchpad input devices stop working after few seconds
Steps to reproduce the bug:
1. Set access rights
sudo chmod 656 /sys/class/leds/nvec-led/brightness
sudo chmod 656 /sys/class/leds/nvec-led/trigger
-
2. Activvatie led
echo 1 > /sys/class/leds/nvec-led/brightness
+ 3. Activate MMC activity indication
+ echo mmc0 >/sys/class/leds/nvec-led/trigger
- 3. Activate MMC activity indicatione
- echo mmc0 >/sys/class/leds/nvec-led/trigger
+ After several second keyboard and touchpad will stop working
** Description changed:
On Ubuntu 12.10 beta2 with kernel build linux-ac100 - 3.1.10-6.9
activattion MMC activity led indication always cause keyboard and
touchpad input devices stop working after few seconds
Steps to reproduce the bug:
1. Set access rights
sudo chmod 656 /sys/class/leds/nvec-led/brightness
sudo chmod 656 /sys/class/leds/nvec-led/trigger
- 2. Activvatie led
+ 2. Activatie led indication
echo 1 > /sys/class/leds/nvec-led/brightness
3. Activate MMC activity indication
echo mmc0 >/sys/class/leds/nvec-led/trigger
- After several second keyboard and touchpad will stop working
+ After several seconds keyboard and touchpad will stop working.
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https://bugs.launchpad.net/bugs/1062192
Title:
input devices stop working after activation mmc activity nleds
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