Public bug reported:
[Impact]
Error messge is issued,
"platform::micmute: Setting an LED's brightness failed (-19)",
Even the device isn't presented.
[Fix]
Get the related tokens of SMBIOS, GLOBAL_MIC_MUTE_DISABLE/ENABLE.
If one of two tokens doesn't exist, don't register platform::micmute.
[test]
With the patch, if GLOBAL_MIC_MUTE_DISABLE/ENABLE don't exist, the error
message
wouldn't be triggered and can't find platform::micmute in /sys/class/leds
[Regression Potential]
low, just avoid to register if device isn't presented.
** Affects: linux-oem-5.6 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-oem-osp1 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-oem-5.6 (Ubuntu Bionic)
Importance: Undecided
Status: New
** Affects: linux-oem-osp1 (Ubuntu Bionic)
Importance: Undecided
Status: In Progress
** Affects: linux-oem-5.6 (Ubuntu Focal)
Importance: Undecided
Assignee: koba (kobako)
Status: In Progress
** Affects: linux-oem-osp1 (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.6 (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-oem-osp1 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux-oem-osp1 (Ubuntu Bionic)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.6 (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Status: New => In Progress
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Assignee: (unassigned) => koba (kobako)
** Changed in: linux-oem-osp1 (Ubuntu Bionic)
Status: New => In Progress
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https://bugs.launchpad.net/bugs/1877275
Title:
Don't register platform::micmute if the related tokens don't exist
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