ACK: [SRU] [OEM-6.0/OEM-6.1] [PATCH 0/2] Fix mSBC on Realtek Bluetooth USB Controller

[Tim Gardner]

On 2/14/23 9:08 PM, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/2007331
> 
> [Impact]
> When a BT headset is connected Realtek BT USB controller, HFP profile can't play or record sound when mSBC codec is used.
> 
> [Fix]
> Add a Realtek specific quirk to support mSBC.
> 
> [Test]
> Connect different headsets to the said controller, HFP can play and record sounds now.
> Also verified A2DP profile is unaffected.
> 
> [Where problems could occur]
> The change is Realtek 8852C specific, so the regression risk is very limited.
> 
> Hilda Wu (2):
>    Bluetooth: btrtl: Add btrealtek data struct
>    Bluetooth: btusb: Ignore zero length of USB packets on ALT 6 for
>      specific chip
> 
>   drivers/bluetooth/btrtl.c |  7 +++++++
>   drivers/bluetooth/btrtl.h | 21 +++++++++++++++++++++
>   drivers/bluetooth/btusb.c | 28 ++++++++++++++++++++++++++--
>   3 files changed, 54 insertions(+), 2 deletions(-)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>
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Tim Gardner
Canonical, Inc