ACK: [PATCH 0/1][SRU][Noble] Fix spurious wakeup on HP ProOne 440

Guoqing Jiang guoqing.jiang at canonical.com
Tue Oct 22 05:54:35 UTC 2024


Acked-by: Guoqing Jiang <guoqing.jiang at canonical.com>

On 10/21/24 21:23, Chris Chiu wrote:
> BugLink: https://bugs.launchpad.net/bugs/2085065
>
> [Impact]
> The HP ProOne 440 AIO PC with particular LG touch panel connected via high-speed USB root hub will randomly fail to enter suspend.
>
> [Fix]
> Fixed by a quirk for the particular HP model with LG touch panel in https://lore.kernel.org/platform-driver-x86/20240906053047.459036-1-kai.heng.feng@canonical.com/T/#m1b1f48fea9626a4fb5f199ef2304d2f61ed43f52
>
> [Test Case]
> 1. Power on the HP AIO PC
> 2. run checkbox-cli run com.canonical.certification::suspend-cycles-stress-test
> 3. observe the suspend fail with the kernel message (PM: Some devices failed to suspend, or early wake event detected)
>
> [Where problems could occur]
> Only affect the particular HP AIO PC. The risk is restricted.
>
> Kai-Heng Feng (1):
>    UBUNTU: SAUCE: platform/x86/hp: Avoid spurious wakeup on HP ProOne 440
>
>   drivers/platform/x86/hp/hp-wmi.c | 59 +++++++++++++++++++++++++++++++-
>   1 file changed, 58 insertions(+), 1 deletion(-)
>




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