APPLIED: [SRU][linux-firmware][B/D][PATCH 0/1] linux-firmware: Update firmware file for Intel Bluetooth AX201

Seth Forshee seth.forshee at canonical.com
Mon Nov 4 21:33:53 UTC 2019


On Thu, Oct 31, 2019 at 02:39:23PM +0800, You-Sheng Yang wrote:
> From: You-Sheng Yang <vicamo at gmail.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/1850738
> 
> [Impact]
> Platforms with Intel Bluetooth AX201 9462 may hang system during suspend
> if it has ever been paired with BLE devices.
> 
> [Fix]
> Update bluetooth firmware to REL0318 or newer.
> 
> [Test Case]
> 1. pair with BLE devices. They doesn't have to stay connected/powered on
>    during the test.
> 2. make sure Bluetooth is now receiving LE ADV broadcats, which should
>    leave messages in dmesg like:
> 
>      Bluetooth: hci0: advertising data len corrected
> 
> 3. suspend the system a few times. With 5.0.0-1025-oem-osp1 kernel,
>    symptoms would usually appear in <= 5 times.
> 
> [Regression Risk]
> Low. This change only updates firmware blob for the specific hardware
> affected.

Applied for bionic/disco, thanks!



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