From: Miao-chen Chou <mcchou@chromium.org>
Date: Thu, 17 Dec 2020 22:53:21 +0000 (-0800)
Subject: Bluetooth: btrtl: Enable MSFT extension for RTL8822CE controller
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=673fae14f24052ead45e0446d1c3c829bd2f2e64;p=linux.git

Bluetooth: btrtl: Enable MSFT extension for RTL8822CE controller

The Realtek RTL8822CE Bluetooth controller support Microsoft vendor
extension and it uses 0xFCF0 for VsMsftOpCode.

The following test step was performed.
- Boot the test device with RTL8822CE and verify the INFO print in
dmesg.

Signed-off-by: Miao-chen Chou <mcchou@chromium.org>
Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Reviewed-by: Archie Pusaka <apusaka@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index a4f7cace66b06..94df4e94999d5 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -658,6 +658,12 @@ out_free:
 		}
 	}
 
+	/* RTL8822CE supports the Microsoft vendor extension and uses 0xFCF0
+	 * for VsMsftOpCode.
+	 */
+	if (lmp_subver == RTL_ROM_LMP_8822B)
+		hci_set_msft_opcode(hdev, 0xFCF0);
+
 	return btrtl_dev;
 
 err_free: