From: PGNet Dev <pgnet.dev@gmail.com>
To: linux-wireless@vger.kernel.org
Subject: wifi dongle connected to USB/pci card, seen in hardware, but no wl* device created; udev, driver, &/or config?
Date: Sat, 5 Dec 2020 13:25:23 -0800 [thread overview]
Message-ID: <95c76758-485b-aad4-62d2-95ce24f1108c@gmail.com> (raw)
hi,
I've got an older desktop running Fedora32 with
uname -rm
5.9.11-100.fc32.x86_64 x86_64
I've plugged a wifi dongle into a multiport USB3 pci card,
lspci | grep "USB 3"
02:00.0 USB controller: Fresco Logic FL1100 USB 3.0 Host Controller (rev 10)
On boot, the wifi hardware's seen
dmesg
...
[ 2.639873] systemd[1]: Starting udev Kernel Device Manager...
[ 2.643850] usb 8-4: New USB device found, idVendor=0bda, idProduct=b812, bcdDevice= 2.10
[ 2.643853] usb 8-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.643854] usb 8-4: Product: 802.11ac NIC
[ 2.643855] usb 8-4: Manufacturer: Realtek
[ 2.643856] usb 8-4: SerialNumber: 123456
[ 2.682834] systemd[1]: Started udev Kernel Device Manager.
...
lsusb | grep 008
Bus 008 Device 003: ID 0bda:b812 Realtek Semiconductor Corp. RTL88x2bu [AC1200 Techkey]
Bus 008 Device 002: ID 2109:2812 VIA Labs, Inc. VL812 Hub
Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
but hardware check for wlan/wlp* device, returns empty
iw list
(empty)
hwinfo --wlan
(empty)
in more detail,
hwinfo
the device is 'there', but unclassified
...
72: USB 00.0: 0000 Unclassified device
[Created at usb.122]
Unique ID: +4pb.2IcWyDScHM3
Parent ID: FZIx.tisqRJYDXEC
SysFS ID: /devices/pci0000:00/0000:00:04.0/0000:02:00.0/usb8/8-4/8-4:1.0
SysFS BusID: 8-4:1.0
Hardware Class: unknown
Model: "Realtek 802.11ac NIC"
Hotplug: USB
Vendor: usb 0x0bda "Realtek Semiconductor Corp."
Device: usb 0xb812 "802.11ac NIC"
Revision: "2.10"
Serial ID: "123456"
Speed: 480 Mbps
Module Alias: "usb:v0BDApB812d0210dc00dsc00dp00icFFiscFFipFFin00"
Config Status: cfg=new, avail=yes, need=no, active=unknown
Attached to: #71 (Hub)
...
existing default udev rules aren't creating a wlan device; I'd expected that they would ...
To get the device created -- when attached to the pci card -- is udev the right mechanism?
I'm not clear if the problem here is udev, driver &/or my config.
IF udev, what specific rule would create a USB network device for the dongle, either with a wlp* auto-name, or if need be, "wlan0"?
Or, what else needs be done to init the wl* dev?
next reply other threads:[~2020-12-05 21:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-05 21:25 PGNet Dev [this message]
2020-12-05 21:51 ` wifi dongle connected to USB/pci card, seen in hardware, but no wl* device created; udev, driver, &/or config? Samuel Sieb
2020-12-05 23:47 ` PGNet Dev
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