From: bugzilla-daemon@bugzilla.kernel.org
To: linux-bluetooth@vger.kernel.org
Subject: [Bug 209403] c123 Realtek Bluetooth Radio not detected with Kernel 5.9
Date: Wed, 28 Oct 2020 13:01:00 +0000 [thread overview]
Message-ID: <bug-209403-62941-wpEqXLKNHU@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-209403-62941@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=209403
--- Comment #4 from waffen03@gmail.com ---
(In reply to Dominikus Gierlach from comment #3)
> The issue is still present with 5.9.1.
>
> Additional information: dmesg output from module loading to `hciconfig hci0
> up':
>
> [ 741.324397] usbcore: registered new interface driver btusb
> [ 741.326030] Bluetooth: hci0: RTL: examining hci_ver=0a hci_rev=000c
> lmp_ver=0a lmp_subver=8822
> [ 741.327752] Bluetooth: hci0: RTL: rom_version status=0 version=3
> [ 741.327757] Bluetooth: hci0: RTL: loading rtl_bt/rtl8822cu_fw.bin
> [ 741.327889] Bluetooth: hci0: RTL: loading rtl_bt/rtl8822cu_config.bin
> [ 741.327940] Bluetooth: hci0: RTL: cfg_sz 6, total sz 31422
> [ 741.605079] Bluetooth: hci0: RTL: fw version 0x09993aa1
> [ 772.977433] Bluetooth: hci0: RTL: examining hci_ver=0a hci_rev=0999
> lmp_ver=0a lmp_subver=3aa1
> [ 772.977446] Bluetooth: hci0: RTL: unknown IC info, lmp subver 3aa1, hci
> rev 0999, hci ver 000a
> [ 772.977447] Bluetooth: hci0: RTL: assuming no firmware upload needed
> [ 772.994449] debugfs: File 'dut_mode' in directory 'hci0' already present!
>
>
>
> hciconfig hci0 up prints:
>
> envy# hciconfig hci0 up
> Can't init device hci0: Protocol not supported (93)
Edward's patch https://marc.info/?l=linux-bluetooth&m=160378222632366
in https://bugzilla.kernel.org/show_bug.cgi?id=208965 worked for me on kernel
version 5.9.1.
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prev parent reply other threads:[~2020-10-29 0:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-26 10:40 [Bug 209403] New: c123 Realtek Bluetooth Radio not detected with Kernel 5.9 bugzilla-daemon
2020-09-26 10:44 ` [Bug 209403] " bugzilla-daemon
2020-09-29 18:28 ` bugzilla-daemon
2020-10-17 18:20 ` bugzilla-daemon
2020-10-28 13:01 ` bugzilla-daemon [this message]
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