ACK/Cmnt: [PATCH v2 0/2][SRU][B/F/OEM-B/OEM-OSP1-B/OEM-5.6] Fix System stops responding while entering S3 with SD card installed
stefan.bader at canonical.com
Wed Jul 15 07:55:19 UTC 2020
On 15.07.20 05:30, Hsuan-Yu Lin wrote:
> BugLink: https://bugs.launchpad.net/bugs/1880519
> The system stops responding while entering S3, screen will be lit up
> if touchpad is triggered by finger. Cursor could be seen with black background,
> but system is not responding to any input.
> Patchset for fix this issue currently landed in upstream,
> so we backported them:
> b3d71abd135e xhci: Poll for U0 after disabling USB2 LPM
> f0c472a6da51 xhci: Return if xHCI doesn't support LPM
> With the above patch applied, run:
> sudo fwts --s3-sleep-delay=30 --s3-multiple=30 -p s3
> Can passed 30 times.
> [Regression Potential]
> Low, the patch is just like a safeguard,
> doesn't really change any behavior.
> v2: Fix the wrong email subject.
> Kai-Heng Feng (2):
> xhci: Return if xHCI doesn't support LPM
> xhci: Poll for U0 after disabling USB2 LPM
> drivers/usb/host/xhci.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
As Juerg mentioned a little backport hinting would be nice. Switching between
the 2 mails I cannot see anything, so it must be minor.
Acked-by: Stefan Bader <stefan.bader at canonical.com>
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