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Date:   Thu, 10 Aug 2023 19:34:08 +0800
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Subject: Re: [PATCH v3 1/2] Bluetooth: btusb: Add new VID/PID 0489/e102 for
 MT7922
Content-Language: en-US
To:     Chris Lu <chris.lu@mediatek.com>,
        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>,
        Aaron Hou <aaron.hou@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>
References: <20230707062959.30371-1-chris.lu@mediatek.com>
From:   Qu Wenruo <wqu@suse.com>
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On 2023/7/7 14:29, Chris Lu wrote:
> Add VID 0489 & PID e102 for MediaTek MT7922 USB Bluetooth chip.
> 
> The information in /sys/kernel/debug/usb/devices about the Bluetooth
> device is listed as the below.
> 
> T:  Bus=05 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=0489 ProdID=e102 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=(none)
> 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=(none)
> 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>
> ---
> v2: update commit message
> v3: fix bot checking error, change title

Hi Chris, mind to add this patch to v6.4.x stable?

Or end users need to wait for v6.6 to get bluetooth support on laptops 
like ASUS G14.

Thanks,
Qu
> ---
>   drivers/bluetooth/btusb.c | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
> index c7411557e491..9c886c9cce64 100644
> --- a/drivers/bluetooth/btusb.c
> +++ b/drivers/bluetooth/btusb.c
> @@ -635,6 +635,9 @@ static const struct usb_device_id blacklist_table[] = {
>   	{ USB_DEVICE(0x0489, 0xe0f6), .driver_info = BTUSB_MEDIATEK |
>   						     BTUSB_WIDEBAND_SPEECH |
>   						     BTUSB_VALID_LE_STATES },
> +	{ USB_DEVICE(0x0489, 0xe102), .driver_info = BTUSB_MEDIATEK |
> +						     BTUSB_WIDEBAND_SPEECH |
> +						     BTUSB_VALID_LE_STATES },
>   
>   	/* Additional Realtek 8723AE Bluetooth devices */
>   	{ USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK },