From: Chris Lu <chris.lu@mediatek.com>
To: Marcel Holtmann <marcel@holtmann.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
Luiz Von Dentz <luiz.dentz@gmail.com>
Cc: Sean Wang <sean.wang@mediatek.com>,
Will Lee <will-cy.Lee@mediatek.com>, SS Wu <ss.wu@mediatek.com>,
Steve Lee <steve.lee@mediatek.com>,
linux-bluetooth <linux-bluetooth@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-mediatek <linux-mediatek@lists.infradead.org>,
Chris Lu <chris.lu@mediatek.com>
Subject: [RESEND PATCH v1 2/2] Bluetooth: btusb: MT7925: Add VID/PID 0e8d/8c38
Date: Wed, 25 Feb 2026 18:41:36 +0800 [thread overview]
Message-ID: <20260225104136.3943529-2-chris.lu@mediatek.com> (raw)
In-Reply-To: <20260225104136.3943529-1-chris.lu@mediatek.com>
Add VID 0e8d & PID 8c38 for MediaTek MT7925 USB Bluetooth chip.
The information in /sys/kernel/debug/usb/devices about the Bluetooth
device is listed as the below.
T: Bus=06 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 2 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=0e8d ProdID=8c38 Rev= 1.00
S: Manufacturer=MediaTek Inc.
S: Product=Wireless_Device
S: SerialNumber=000000000
C:* #Ifs= 3 Cfg#= 1 Atr=e0 MxPwr=100mA
A: FirstIf#= 0 IfCount= 3 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= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 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
I: If#= 2 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E: Ad=8a(I) Atr=03(Int.) MxPS= 64 Ivl=125us
E: Ad=0a(O) Atr=03(Int.) MxPS= 64 Ivl=125us
I:* If#= 2 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E: Ad=8a(I) Atr=03(Int.) MxPS= 512 Ivl=125us
E: Ad=0a(O) Atr=03(Int.) MxPS= 512 Ivl=125us
Signed-off-by: Chris Lu <chris.lu@mediatek.com>
---
drivers/bluetooth/btusb.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index c60f9be0699f..e384d70663d2 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -749,6 +749,8 @@ static const struct usb_device_id quirks_table[] = {
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0489, 0xe151), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x0e8d, 0x8c38), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3602), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3603), .driver_info = BTUSB_MEDIATEK |
--
2.45.2
next prev parent reply other threads:[~2026-02-25 10:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-25 10:41 [RESEND PATCH v1 1/2] Bluetooth: btusb: MT7922: Add VID/PID 0e8d/223c Chris Lu
2026-02-25 10:41 ` Chris Lu [this message]
2026-02-25 12:00 ` [RESEND,v1,1/2] " bluez.test.bot
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