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

Seth Forshee seth.forshee at canonical.com
Tue Feb 25 22:14:17 UTC 2020


On Tue, Feb 11, 2020 at 04:50:49PM +0800, You-Sheng Yang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1862734
> 
> [Impact]
> Platforms with Intel Bluetooth AX201 HarrisonPeak (HrP) [8086:02f0] subsystem
> [8086:4034] may hang system during suspend if it has ever been paired with BLE
> devices.
> 
> [Fix]
> Update bluetooth firmware intel/ibt-19-0-1.sfi 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 to see if SUT is still resumed unexpectedly
>    within a short period (< 1 minute).
> 
> [Regression Risk]
> Low. This change only updates firmware blob for the specific hardware
> affected.
> 
> [Other Info]
> Same case in a resolved bug 1850738, bug 1858776, which we SRU-ed
> intel/ibt-19-0-0.sfi, intel/ibt-19-0-4.sfi respectively. With new
> platforms enabled, intel/ibt-19-0-1.sfi is found to suffer the same
> symptom and is being upgraded separatedly.

Applied, thanks!



More information about the kernel-team mailing list