From fc04590e3d39213a22b7afd46c4bd5d95a6cab1f Mon Sep 17 00:00:00 2001
From: Miao-chen Chou <mcchou@chromium.org>
Date: Fri, 3 Apr 2020 21:44:03 +0200
Subject: [PATCH] Bluetooth: btusb: Enable MSFT extension for Intel ThunderPeak devices
Git-commit: fc04590e3d39213a22b7afd46c4bd5d95a6cab1f
Patch-mainline: v5.8-rc1
References: jsc#SLE-13430
The Intel ThundePeak BT controllers support the Microsoft vendor
extension and they are using 0xFC1E for VsMsftOpCode.
< HCI Command: Vendor (0x3f|0x001e) plen 1
00
> HCI Event: Command Complete (0x0e) plen 15
Vendor (0x3f|0x001e) ncmd 1
Status: Success (0x00)
00 3f 00 00 00 00 00 00 00 01 50
Signed-off-by: Miao-chen Chou <mcchou@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/bluetooth/btusb.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 43925bdeaa81..09913cadd1ca 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2542,6 +2542,15 @@ static int btusb_setup_intel_new(struct hci_dev *hdev)
btintel_version_info(hdev, &ver);
finish:
+ /* All Intel controllers that support the Microsoft vendor
+ * extension are using 0xFC1E for VsMsftOpCode.
+ */
+ switch (ver.hw_variant) {
+ case 0x12: /* ThP */
+ hci_set_msft_opcode(hdev, 0xFC1E);
+ break;
+ }
+
/* Set the event mask for Intel specific vendor events. This enables
* a few extra events that are useful during general operation. It
* does not enable any debugging related events.
--
2.16.4