From linux-wireless Mon Jan 02 09:59:39 2023 From: Vishal Rao Date: Mon, 02 Jan 2023 09:59:39 +0000 To: linux-wireless Subject: Re: Wifi 6E 6ghz not working on MediaTek MT7922 (AMD RZ616) Message-Id: X-MARC-Message: https://marc.info/?l=linux-wireless&m=167265290308395 Hello Daniel/Nick, Here's the output you asked for: https://pastebin.ubuntu.com/p/kZGS227rdr From my rudimentary/casual reading of the mediatek mt76/mt7921e driver code it appears it's loading the 7921 variant (filename 7961) of firmware and not 7922 so I tried to patch those few lines to no luck. Also just tried copying over the 7922 files to the 7961 names and tried with unmodified kernel (both 6.2rc2 and 6.1.2-xanmod). I'm sure I don't know what I'm doing here, so if you have further suggestions/info you need let me know? Regards! Vishal On Thu, 29 Dec 2022 at 23:25, Vishal Rao wrote: > > Hello Daniel ! > > Thank you for your response - apologies for being slow to follow up - > I will post the info you asked for soon [tm] but I note there appears > to be some new firmware for the mt7922 (a few hours ago) which I will > also try when gathering the info. > > Off the top of my head the regulatory info/region is set to US while I > am located in India and I have tried the latest firmware off git > master as well as another (?) location suggested by Nick Morrow with > no luck (same results) but allow me some time (likely this weekend) to > re-check and get back to you. > > Regards, > Vishal > > On Mon, 26 Dec 2022 at 01:34, Daniel Golle wrote: > > > > Hi! > > > > On Sun, Dec 25, 2022 at 08:19:15PM +0530, Vishal Rao wrote: > > > Hello! > > > > > > Using Ubuntu 22.04 LTS based distro elementary OS 7 with the latest > > > available Ubuntu mainline kernel 6.1 RC5 build the wifi does not > > > connect to the 6GHZ band (Wifi 6E) and it only even shows the 6ghz > > > SSID name *after* I have connected to the 5ghz wifi band. > > > > > > This is on a new ASUS ZenBook laptop model UM5302TA with the AMD Ryzen > > > 6800U CPU platform which includes the AMD-Mediatek co-developed RZ616 > > > wifi chip I believe. > > > > > > Pastebin of lspci -vvnn output: https://pastebin.ubuntu.com/p/QwM58ZkptG > > > > > > Let me know what further information I should provide - happy to do so! > > > > > > Please also share the output of `iw list` which will tell if we are > > dealing with a driver problem or a regulatory/configuration problem. > > Did you configure the wireless regulatory domain the device is located > > in? > > > > To have access to 6 GHz bands the regulatory region needs to be known, > > I read that on Ubuntu it works like this: > > > > https://askubuntu.com/questions/701709/how-can-i-change-my-wireless-cards-regulatory-domain-dbm-higher-than-30 > > > > -- > "The World is a book, and those who do not travel read only a page." - > St. Augustine. -- "The World is a book, and those who do not travel read only a page." - St. Augustine.