** Changed in: hwe-next
       Status: In Progress => Fix Released

** Changed in: hwe-next
       Status: Fix Released => Fix Committed

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https://bugs.launchpad.net/bugs/1961120

Title:
  SFH sensors are not working on some AMD platforms

Status in HWE Next:
  Fix Committed
Status in linux-oem-5.14 package in Ubuntu:
  Invalid
Status in linux-oem-5.14 source package in Focal:
  Fix Committed

Bug description:
  [Impact]

  When amd-sfh is loaded the sensors connected do not change values at
  all (ALS sensor).

    Here is the monitor sensors output, which doesn't change.

    $ sudo monitor-sensor
      Waiting for iio-sensor-proxy to appear
    +++ iio-sensor-proxy appeared
    === No accelerometer
    === Has ambient light sensor (value: 0.000000, unit: lux)

  [Fix]

    The SRU contains two fixes:
    1. increasing sensor command timeout from from 800000 to 1600000.
    2. using first valid 15 bits only ALS max illuminance values.

  
  [Test]

    This is requested by AMD. This was also verified by an AMD's
  engineer on CRB.

  [Where problems could occur]

    Low. The patches only increase timeout value and discard an invalid
  bit.

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