Bluetooth: btusb: Add protocol support for MediaTek MT7663U USB devices

This adds the support of enabling MT7663U Bluetooth function running on the top of btusb driver. The information in /sys/kernel/debug/usb/devices about the Bluetooth device is listed as the below. T: Bus=04 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 5 Spd=5000 MxCh= 0 D: Ver= 3.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS= 9 #Cfgs= 1 P: Vendor=0e8d ProdID=7663 Rev= 1.00 S: Manufacturer=MediaTek Inc. S: Product=Wireless_Device S: SerialNumber=000000000 C:* #Ifs= 3 Cfg#= 1 Atr=a0 MxPwr=160mA A: FirstIf#= 0 IfCount= 2 Cls=e0(wlcon) Sub=01 Prot=01 I:* If#= 0 Alt= 0 #EPs= 3 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=81(I) Atr=03(Int.) MxPS= 16 Ivl=125us E: Ad=82(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms E: Ad=02(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms I:* If#= 1 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 0 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 0 Ivl=1ms I: If#= 1 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 9 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 9 Ivl=1ms I: If#= 1 Alt= 2 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 17 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 17 Ivl=1ms I: If#= 1 Alt= 3 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 25 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 25 Ivl=1ms I: If#= 1 Alt= 4 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 33 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 33 Ivl=1ms I: If#= 1 Alt= 5 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 49 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 49 Ivl=1ms I: If#= 1 Alt= 6 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=83(I) Atr=01(Isoc) MxPS= 63 Ivl=1ms E: Ad=03(O) Atr=01(Isoc) MxPS= 63 Ivl=1ms Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
mariux64 · Jul 6, 2019 · 9ce67c3 · 9ce67c3
1 parent a1c49c4
commit 9ce67c3
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
@@ -2450,6 +2450,7 @@ static int btusb_shutdown_intel_new(struct hci_dev *hdev)
 
 #ifdef CONFIG_BT_HCIBTUSB_MTK
 
+#define FIRMWARE_MT7663		"mediatek/mt7663pr2h.bin"
 #define FIRMWARE_MT7668		"mediatek/mt7668pr2h.bin"
 
 #define HCI_WMT_MAX_EVENT_SIZE		64
@@ -2891,6 +2892,9 @@ static int btusb_mtk_setup(struct hci_dev *hdev)
 	}
 
 	switch (dev_id) {
+	case 0x7663:
+		fwname = FIRMWARE_MT7663;
+		break;
 	case 0x7668:
 		fwname = FIRMWARE_MT7668;
 		break;
@@ -3002,6 +3006,7 @@ static int btusb_mtk_shutdown(struct hci_dev *hdev)
 	return 0;
 }
 
+MODULE_FIRMWARE(FIRMWARE_MT7663);
 MODULE_FIRMWARE(FIRMWARE_MT7668);
 #endif