From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7363C433EF for ; Tue, 26 Oct 2021 21:20:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 80F3B60F9B for ; Tue, 26 Oct 2021 21:20:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235950AbhJZVWd (ORCPT ); Tue, 26 Oct 2021 17:22:33 -0400 Received: from static-109-72-52-77.cpe.sn.co.rs ([109.72.52.77]:52144 "EHLO fx.arvanta.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S239517AbhJZVWW (ORCPT ); Tue, 26 Oct 2021 17:22:22 -0400 Received: from elm.arvanta.net (arya.arvanta.net [10.5.1.6]) by fx.arvanta.net (Postfix) with ESMTP id DED6317DA6; Tue, 26 Oct 2021 23:19:54 +0200 (CEST) Date: Tue, 26 Oct 2021 23:19:54 +0200 From: Milan =?utf-8?Q?P=2E_Stani=C4=87?= To: Brian Norris Cc: linux-wireless@vger.kernel.org, Amitkumar Karwar , Ganapathi Bhat , Sharvari Harisangam , Xinming Hu Subject: Re: [BUG] mwifiex sdio wifi crashes on samsung peach pi chromebook Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Hi, On Tue, 2021-10-26 at 13:55, Brian Norris wrote: > Hi, > > On Fri, Oct 22, 2021 at 4:20 AM Milan P. Stanić wrote: > > On my chromebook samsung peach pi (exynos-5800) wifi driver stops to > > work at random time, sometimes after few hours and sometimes after day > > or two. > > I don't have official recommendations, nor HW to test at the moment, > but for the record, Peach Pi should have Marvell SD 8797. You can see > what firmware Chrome OS used to ship for those devices here: > > https://chromium.googlesource.com/chromiumos/third_party/marvell/+/HEAD/sd8797_uapsta.bin > https://chromium.googlesource.com/chromiumos/third_party/marvell/+log/HEAD/sd8797_uapsta.bin On these urls I can't find actual file to download, or I'm blind (or don't understand how this site 'works'). Whatever I click I get new url and not binary file to download. Could you give url for binary file that I could download, please? > Notably, the versioning there (e.g., W14-66-27-p18) suggests it's a > different branch (?) than what's currently provided in the main > linux-firmware (W14.68.29.p59). So you might give a try at replacing > the file in /lib/firmware/mrvl/. No guarantees though. > > > kernel is mainline 5.14.4 without patches, but I recall that I noticed > > this crashes on older ones but can't remember exact version. > > Did it ever work well? I'm curious if this was a kernel regression, or > perhaps just a long-standing firmware issue. Yes, it worked for few years but started to crash about few months ago and that happened when I upgraded complete root filesystem, so it could be related to upgraded firmware. Thank you for hint what to try to test. > Brian