From: Panicker Harish quic_pharish@quicinc.com
stable inclusion from stable-v5.10.94 commit 70eec71f32eb5a9d1654b01bb142d5fa9a5df7fe bugzilla: https://gitee.com/openeuler/kernel/issues/I531X9
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
--------------------------------
[ Upstream commit df1e5c51492fd93ffc293acdcc6f00698d19fedc ]
The IBS timers are not stopped properly once BT OFF is triggered. we could see IBS commands being sent along with version command, so stopped IBS timers while Bluetooth is off.
Fixes: 3e4be65eb82c ("Bluetooth: hci_qca: Add poweroff support during hci down for wcn3990") Signed-off-by: Panicker Harish quic_pharish@quicinc.com Signed-off-by: Marcel Holtmann marcel@holtmann.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Acked-by: Xie XiuQi xiexiuqi@huawei.com --- drivers/bluetooth/hci_qca.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 4184faef9f16..4f8a32601c1b 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1844,6 +1844,9 @@ static int qca_power_off(struct hci_dev *hdev) hu->hdev->hw_error = NULL; hu->hdev->cmd_timeout = NULL;
+ del_timer_sync(&qca->wake_retrans_timer); + del_timer_sync(&qca->tx_idle_timer); + /* Stop sending shutdown command if soc crashes. */ if (soc_type != QCA_ROME && qca->memdump_state == QCA_MEMDUMP_IDLE) {