** Description changed:

  Steps:
- 1. Install image sutton-mccarthy-bionic-amd64-20190524-124.iso
- 2. Log in system
- 3. Try to press mute key and mic mute key
- 4. Verify the LEDs of the two keys
+ [Impact]
+ We have a couple of lenovo laptops which have conexant codec, the 
mute/mic-mute
+ doesn't work on these machines.
+ 
+ [Fix]
+ Without this patch, the generic driver will be in use for this codec, generic
+ driver doesn't apply any fixup for those machines, to let the led work, we 
need
+ to apply fixup, so change the code to let patch_conexant.c drive hw.
+ 
+ [Test Case]
+ After booting up, please mute/mic-mute hotkeys, the led can turn on/off.
+ 
+ [Regression Risk]
+ Low. It is specific to the conexant codec with ID 1f86.

** Description changed:

- Steps:
+ 
  [Impact]
  We have a couple of lenovo laptops which have conexant codec, the 
mute/mic-mute
  doesn't work on these machines.
  
  [Fix]
  Without this patch, the generic driver will be in use for this codec, generic
  driver doesn't apply any fixup for those machines, to let the led work, we 
need
  to apply fixup, so change the code to let patch_conexant.c drive hw.
  
  [Test Case]
  After booting up, please mute/mic-mute hotkeys, the led can turn on/off.
  
  [Regression Risk]
  Low. It is specific to the conexant codec with ID 1f86.

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https://bugs.launchpad.net/bugs/1837963

Title:
  alsa/hda: neither mute led nor mic-mute led work on several Lenovo
  laptops

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