linux-kernel - [PATCH v4 4/4] Bluetooth: btusb: enable Mediatek MT7921 to support AOSP extension

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Date:   Sun, 26 Sep 2021 15:07:49 +0800
From:   Joseph Hwang <josephsih@...omium.org>
To:     linux-bluetooth@...r.kernel.org, marcel@...tmann.org,
        luiz.dentz@...il.com, pali@...nel.org
Cc:     josephsih@...gle.com, chromeos-bluetooth-upstreaming@...omium.org,
        Joseph Hwang <josephsih@...omium.org>,
        Miao-chen Chou <mcchou@...omium.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 4/4] Bluetooth: btusb: enable Mediatek MT7921 to support AOSP extension

This patch enables Mediatek MT7921 to support the AOSP extension.

Reviewed-by: Miao-chen Chou <mcchou@...omium.org>
Signed-off-by: Joseph Hwang <josephsih@...omium.org>

---

Changes in v4:
- Call hci_set_aosp_capable in the driver.
- This patch is added in this Series-changes 4.

 drivers/bluetooth/btusb.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index da85cc14f931..de0228e2245b 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -60,6 +60,7 @@ static struct usb_driver btusb_driver;
 #define BTUSB_VALID_LE_STATES   0x800000
 #define BTUSB_QCA_WCN6855	0x1000000
 #define BTUSB_INTEL_BROKEN_INITIAL_NCMD 0x4000000
+#define BTUSB_AOSP		0x8000000
 
 static const struct usb_device_id btusb_table[] = {
 	/* Generic Bluetooth USB device */
@@ -394,6 +395,7 @@ static const struct usb_device_id blacklist_table[] = {
 	/* MediaTek Bluetooth devices */
 	{ USB_VENDOR_AND_INTERFACE_INFO(0x0e8d, 0xe0, 0x01, 0x01),
 	  .driver_info = BTUSB_MEDIATEK |
+			 BTUSB_AOSP |
 			 BTUSB_WIDEBAND_SPEECH |
 			 BTUSB_VALID_LE_STATES },
 
@@ -407,6 +409,7 @@ static const struct usb_device_id blacklist_table[] = {
 
 	/* Additional MediaTek MT7921 Bluetooth devices */
 	{ USB_DEVICE(0x04ca, 0x3802), .driver_info = BTUSB_MEDIATEK |
+						     BTUSB_AOSP |
 						     BTUSB_WIDEBAND_SPEECH |
 						     BTUSB_VALID_LE_STATES },
 	{ USB_DEVICE(0x13d3, 0x3563), .driver_info = BTUSB_MEDIATEK |
@@ -3867,6 +3870,9 @@ static int btusb_probe(struct usb_interface *intf,
 		hdev->set_bdaddr = btusb_set_bdaddr_mtk;
 		set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks);
 		data->recv_acl = btusb_recv_acl_mtk;
+
+		if (id->driver_info & BTUSB_AOSP)
+			hci_set_aosp_capable(hdev);
 	}
 
 	if (id->driver_info & BTUSB_SWAVE) {
-- 
2.33.0.685.g46640cef36-goog