How to obtain Link Quality information

Ben Greear greearb at
Wed Jul 13 07:40:54 PDT 2016

On 07/13/2016 07:10 AM, Iñaki Pascual wrote:
> Hi everyone,
> I am trying to get link quality information from an 802.11ac interface and it looks like the only way is to use "iw wlan2 scan". I don't like this solution as
> it scans all channels and takes a while.
> If I try "cat /proc/net/wireless" (this would be my preferred option) the output is empty and I am not able to get this information with any other tool. Below
> is the output for some commands I tried.
> I am using kernel 4.2 with ath10k and Candela firmware 10.1 on a Qualcomm Atheros QCA988x
> Any ideas on how can I get the link quality information?

Did you try:

iw dev wlan0 station dump

If you want tx rate reporting, you need to run my driver patches as well
as my firmware, but rx-rate should be reported with stock driver
(and stock firmware, for that matter)...


Ben Greear <greearb at>
Candela Technologies Inc

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