[linux-oem] [PATCH 0/1] QCA Rome bluetooth connection cannot be established after S3
Kai-Heng Feng
kai.heng.feng at canonical.com
Thu Nov 23 04:24:30 UTC 2017
BugLink: https://bugs.launchpad.net/bugs/1734020
[Impact]
QCA Rome Bluetooth hosts (btusb) failed to search/pair after S3.
[Fix]
The device may loses its power under S3, hence doing a USB reset upon
resume can solve the issue.
[Test Case]
With this patch, bluetooth connection always gets established after S3.
[Regression Potential]
Minimal, only QCA Rome needs this quirk. Also, reset-resume is kinda
mandatory for tons of USB devices.
This patch is only needed for linux-oem to match schedule, I've already
ask linux-stable folks to include this patch, so stable kernels will
get this patch from stable kernel SRU.
Leif Liddy (1):
Bluetooth: btusb: fix QCA Rome suspend/resume
drivers/bluetooth/btusb.c | 6 ++++++
1 file changed, 6 insertions(+)
--
2.14.1
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