Re: How to disable power save (iwlwifi / brcmfmac)

[James Prestwood <prestwoj@gmail.com>]

Hi Martin,

On 10/30/24 12:54 PM, Martin Petzold wrote:
> Hi,
>
> to disable "power save" with NetworkManager I used:
>
> -----
>
> [connection]
> wifi.powersave = 2
>
> -----
>
> However, using IWD (with iwlwifi or brcmfmac) I don't know how to get 
> this set:
>
> A. "options iwlwifi power_save=0" in 
> "/etc/modprobe.d/wifi-power-save.conf" does not work
>
> B. "[DriverQuirks]" with parameter "PowerSaveDisable=iwlwifi" does not 
> work
>
> C. "[DriverQuirks]" with parameter "PowerSaveDisable=*" does not work

And you have this set in main.conf? This works for me, on iwlwifi. When 
you start IWD you should see:

Driver Flags: PowerSaveDisable

And for me iw wlan0 get power_save shows "off"

My setting in main.conf is:

[DriverQuirks]
PowerSaveDisable=iwlwifi

>
> I always get this output:
>
> -----
>
> tavla@tavla:~$ sudo iw wlan0 get power_save
> Power save: on
>
> -----
>
> Interestingly, this the following seems to work (but is not permanent):
>
> -----
>
> tavla@tavla:~$ sudo iw wlan0 set power_save off
> tavla@tavla:~$
> tavla@tavla:~$ sudo iw wlan0 get power_save
> Power save: off
>
> -----
>
> Thanks,
>
> Martin
>
>