linux-kernel - Re: [PATCH 0/1] Bluetooth: btrtl: Add support for RTL8761B

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Message-ID: <595a5b19-bb32-92c8-2575-d24fcb542df1@gmail.com>
Date:   Fri, 10 Apr 2020 22:17:06 +0800
From:   Zamir SUN <sztsian@...il.com>
To:     marcel@...tmann.org, johan.hedberg@...il.com,
        linux-bluetooth@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, icenowy@...c.io
Subject: Re: [PATCH 0/1] Bluetooth: btrtl: Add support for RTL8761B



On 4/10/20 10:00 PM, sztsian@...il.com wrote:
> From: Zamir SUN <sztsian@...il.com>
> 
> This patch adds support for the RTL8761B USB Bluetooth dongle.
> 
> When I got the RTL8761B dongle, I see it is actually recognised as
> RTL8761A in my system (5.5.15-200.fc31.x86_64 on Fedora). And the
> userspace cannot detect bluetooth devices in such situation.
> 
> [34689.158047] Bluetooth: hci0: RTL: examining hci_ver=0a hci_rev=000b lmp_ver=0a lmp_subver=8761
> [34689.159083] Bluetooth: hci0: RTL: rom_version status=0 version=1
> [34689.159088] Bluetooth: hci0: RTL: loading rtl_bt/rtl8761a_fw.bin
> [34689.159498] Bluetooth: hci0: RTL: loading rtl_bt/rtl8761a_config.bin
> [34689.159522] bluetooth hci0: Direct firmware load for rtl_bt/rtl8761a_config.bin failed with error -2
> [34689.159529] Bluetooth: hci0: RTL: cfg_sz -2, total sz 20204
> [34691.248484] Bluetooth: hci0: command 0xfc20 tx timeout
> 
> With great help from Icenowy Zheng she helped identifying the firmware
> from the vendor-provided Windows driver. After applying this patch along
> with the firmware I am able to use this dongle.
> 
> Note, I don't have RTL8761A device, so I would appreciate if someone
> can help test in case this patch breaks RTL8761A.
> 
> Ziqian SUN (Zamir) (1):
>    Bluetooth: btrtl: Add support for RTL8761B
> 
>   drivers/bluetooth/btrtl.c | 9 ++++++++-
>   1 file changed, 8 insertions(+), 1 deletion(-)
> 

Oh sorry, Self-NAK.
I sent only partial of my patch.

-- 
Zamir SUN
Fedora user
GPG : 1D86 6D4A 49CE 4BBD 72CF FCF5 D856 6E11 F2A0 525E