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Sender: Larry Finger <larry.finger@gmail.com>
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Date:   Fri, 4 Mar 2022 14:48:49 -0600
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Subject: Re: Way to enumerate wireless adapters in kernel
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To:     Alex Deucher <alexdeucher@gmail.com>,
        Linux Wireless List <linux-wireless@vger.kernel.org>
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From:   Larry Finger <Larry.Finger@lwfinger.net>
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On 3/4/22 13:59, Alex Deucher wrote:
> Hi, is there a way to enumerate wireless adapters in the kernel and
> determine what their channel and frequency is?  I'm looking for a way
> to determine this from another component in the kernel so as to avoid
> any potential frequency interface from another device in the kernel.

The command 'iw dev' will list the device name and frequency if the device is 
connected. There is a bit of extraneous output, but it is not difficult to sort 
it outwith something like iw dev | egrep "Interface|channel"

Larry