* [PATCH v1] Bluetooth: btusb: add shutdown function for wcn6855
@ 2020-12-18 10:12 Zijun Hu
2020-12-18 21:30 ` Marcel Holtmann
2021-03-01 19:59 ` patchwork-bot+linux-arm-msm
0 siblings, 2 replies; 3+ messages in thread
From: Zijun Hu @ 2020-12-18 10:12 UTC (permalink / raw)
To: marcel, johan.hedberg, luiz.dentz
Cc: linux-kernel, linux-bluetooth, linux-arm-msm, bgodavar, c-hbandi,
hemantg, mka, rjliao, zijuhu, tjiang
From: Tim Jiang <tjiang@codeaurora.org>
we should send hci reset command before bt turn off, which can reset bt
firmware status.
Signed-off-by: Tim Jiang <tjiang@codeaurora.org>
---
drivers/bluetooth/btusb.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 03b83aa91277..139132463a87 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -4264,6 +4264,20 @@ static bool btusb_prevent_wake(struct hci_dev *hdev)
return !device_may_wakeup(&data->udev->dev);
}
+static int btusb_shutdown_qca(struct hci_dev *hdev)
+{
+ struct sk_buff *skb;
+
+ skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ bt_dev_err(hdev, "HCI reset during shutdown failed");
+ return PTR_ERR(skb);
+ }
+ kfree_skb(skb);
+
+ return 0;
+}
+
static int btusb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -4523,6 +4537,7 @@ static int btusb_probe(struct usb_interface *intf,
if (id->driver_info & BTUSB_QCA_WCN6855) {
data->setup_on_usb = btusb_setup_qca;
+ hdev->shutdown = btusb_shutdown_qca;
hdev->set_bdaddr = btusb_set_bdaddr_wcn6855;
hdev->cmd_timeout = btusb_qca_cmd_timeout;
set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v1] Bluetooth: btusb: add shutdown function for wcn6855
2020-12-18 10:12 [PATCH v1] Bluetooth: btusb: add shutdown function for wcn6855 Zijun Hu
@ 2020-12-18 21:30 ` Marcel Holtmann
2021-03-01 19:59 ` patchwork-bot+linux-arm-msm
1 sibling, 0 replies; 3+ messages in thread
From: Marcel Holtmann @ 2020-12-18 21:30 UTC (permalink / raw)
To: Zijun Hu
Cc: Johan Hedberg, Luiz Augusto von Dentz, linux-kernel,
linux-bluetooth, linux-arm-msm, bgodavar, c-hbandi, hemantg, mka,
rjliao, tjiang
Hi Zijun,
> we should send hci reset command before bt turn off, which can reset bt
> firmware status.
>
> Signed-off-by: Tim Jiang <tjiang@codeaurora.org>
> ---
> drivers/bluetooth/btusb.c | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
patch has been applied to bluetooth-next tree.
Regards
Marcel
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v1] Bluetooth: btusb: add shutdown function for wcn6855
2020-12-18 10:12 [PATCH v1] Bluetooth: btusb: add shutdown function for wcn6855 Zijun Hu
2020-12-18 21:30 ` Marcel Holtmann
@ 2021-03-01 19:59 ` patchwork-bot+linux-arm-msm
1 sibling, 0 replies; 3+ messages in thread
From: patchwork-bot+linux-arm-msm @ 2021-03-01 19:59 UTC (permalink / raw)
To: Zijun Hu; +Cc: linux-arm-msm
Hello:
This patch was applied to qcom/linux.git (refs/heads/for-next):
On Fri, 18 Dec 2020 18:12:11 +0800 you wrote:
> From: Tim Jiang <tjiang@codeaurora.org>
>
> we should send hci reset command before bt turn off, which can reset bt
> firmware status.
>
> Signed-off-by: Tim Jiang <tjiang@codeaurora.org>
>
> [...]
Here is the summary with links:
- [v1] Bluetooth: btusb: add shutdown function for wcn6855
https://git.kernel.org/qcom/c/3b0d5250be30
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-03-01 20:52 UTC | newest]
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2020-12-18 10:12 [PATCH v1] Bluetooth: btusb: add shutdown function for wcn6855 Zijun Hu
2020-12-18 21:30 ` Marcel Holtmann
2021-03-01 19:59 ` patchwork-bot+linux-arm-msm
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