Re: [PATCH] Bluetooth: btrtl: HCI reset on close for RTL8822BE

From: Daniel Drake
Date: Mon Jun 24 2019 - 00:53:26 EST

Hi Jian-Hong,

On Fri, Jun 21, 2019 at 4:59 PM Jian-Hong Pan <jian-hong@xxxxxxxxxxxx> wrote:
> Realtek RTL8822BE BT chip on ASUS X420FA cannot be turned on correctly
> after on-off several times. Bluetooth daemon sets BT mode failed when
> this issue happens.
> bluetoothd[1576]: Failed to set mode: Failed (0x03)
> If BT is tunred off, then turned on again, it works correctly again.
> This patch makes RTL8822BE BT reset on close to fix this issue.

I know we've been trying to understand why Realtek's own bluetooth
driver avoids this bug, but is this solution based upon code in the
vendor driver?
At a glance I can't see the flag (or equivalent) being set there.