ACK: [PATCH 0/1][SRU][L][OEM-6.1] Built-in camera device dies after runtime suspended

Tim Gardner tim.gardner at canonical.com
Fri Feb 17 13:42:43 UTC 2023


On 2/16/23 1:56 AM, AceLan Kao wrote:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
> 
> BugLink: https://launchpad.net/bugs/2007530
> 
> [Impact]
> When the xHC host controller[1022:1505] is runtime suspended, it can't be
> waken up and the devices connect to it will be lost.
> 
> [Fix]
> Add the xHC ID to an existing quirk fixes the issue
> https://www.spinics.net/lists/kernel/msg4689370.html
> 
> [Test]
> Verified by me and QA.
> 
> [Where problems could occur]
> It disables disable a bit which is enable in sparse controller and do
> reset on resume. The impact should be minimun.
> 
> Chia-Lin Kao (AceLan) (1):
>    UBUNTU: SAUCE: usb: xhci: Workaround for runpm issue on AMD xHC
> 
>   drivers/usb/host/xhci-pci.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>
-- 
-----------
Tim Gardner
Canonical, Inc




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