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 963F4C433FE for ; Fri, 1 Oct 2021 07:39:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 66B0D61A7B for ; Fri, 1 Oct 2021 07:39:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352545AbhJAHkq (ORCPT ); Fri, 1 Oct 2021 03:40:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43208 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231226AbhJAHko (ORCPT ); Fri, 1 Oct 2021 03:40:44 -0400 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D534C061775 for ; Fri, 1 Oct 2021 00:39:00 -0700 (PDT) Received: by mail-pl1-x62a.google.com with SMTP id c4so5757131pls.6 for ; Fri, 01 Oct 2021 00:39:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=V6Orf97LITG3TtcY2U9YlrpeTHclGOUtzKEGj7Adl8s=; b=UiTvl6Z8AB7T/q+57AvtQEbRh08tOHqwwZkwuBJpMW85c31LBaju0OhcGFd8+P7n7S MvcpPj4e4ehNyGUnkyEmYLWND60AG/qf8/9DdDz7w2WpN8GkuyjxhwPhJgiLcrgSwil7 ulcrAq6vPJsZs932+QTB3rIH3Vz48yU0PwNixHXFK08dHjw03i0nBHhra8KJKJrC6xIO xiUlfvY93irjX2i/S+IpL9HSmmqFanSJ/CUVnLILFNbA7/7qu6nDrfwaPN8p8lh0oFur sZeF/RAnLCw5oPZNbbMjoaw/rz9ghCFLbBkcXPeAq1Rsv4Rjj03eM2Vf6oR2EiahOd8I LCrA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=V6Orf97LITG3TtcY2U9YlrpeTHclGOUtzKEGj7Adl8s=; b=qbKJoY1aYdcXlFXpgC7lbR/RJmYOQJPB/Y5LSVB0peIW6t3LrjnYsuP45F4OKbkB9Z ke8qrQlqVQOXtTJzJE+8a2XX2jvJ9aaSm5oax3e9tIKYcQH0KmXhtpTarZ84oLoYwotg fXcCkqS3IvabVH1pk+lQKQ2LR41BpXOW1v5T6PaC2FdLXWmTEdWvGu5BV0+/+ZUVo+ST WijHuCOkeL3bPaFHpIk0PlE/q0jPyi0J5A3vR+YsbMYjrzromNkGOjU86jtJUfy5l445 KpBuqsrjCSAE0+9gnyyTKd4/Xpsi746rqT9h80kbrlaCGzD//7VfeVfkb2uGOAuoHied BUZg== X-Gm-Message-State: AOAM530n0ZPJ9OlwEibLJMJg1i8vni2uIaqZBTHdYMCVL+kVj4BnuuR3 tp4W0KnQusRgUCzn9DO9/3ky X-Google-Smtp-Source: ABdhPJyFjolspmiRIi8F+dxzTNukyTgpEJ1Kwk3jEScz6c/AbbYUzNCcwFx//3g2Xh1Nen0MfbyGPA== X-Received: by 2002:a17:90a:3483:: with SMTP id p3mr11838929pjb.80.1633073939902; Fri, 01 Oct 2021 00:38:59 -0700 (PDT) Received: from thinkpad ([117.193.209.206]) by smtp.gmail.com with ESMTPSA id az15sm6868282pjb.42.2021.10.01.00.38.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Oct 2021 00:38:58 -0700 (PDT) Date: Fri, 1 Oct 2021 13:08:54 +0530 From: Manivannan Sadhasivam To: Loic Poulain Cc: Thomas Perrot , Aleksander Morgado , linux-arm-msm , Hemant Kumar , stable Subject: Re: [PATCH] bus: mhi: pci_generic: increase timeout value for operations to 24000ms Message-ID: <20211001073854.GD5821@thinkpad> References: <20210805140231.268273-1-thomas.perrot@bootlin.com> <73A52D61-FCAB-4A2B-BA96-0117F6942842@linaro.org> <54c063613fe63282a1c26b312c772e89b662eae6.camel@bootlin.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Thu, Sep 30, 2021 at 12:19:48PM +0200, Loic Poulain wrote: > On Thu, 30 Sept 2021 at 10:08, Thomas Perrot wrote: > > > > Hello, > > [...] > I agree, let's set a conservative high value for generic SDX55, so > have wider support, that can be tuned per vendor IDs if necessary > anyway. > No. Since this device seems to have a dedicated config, let's increase the timeout only for this device until we get reports for other devices. > Regards, > Loic > > > > > Moreover, Sierra EM919x modems use a custom controller configuration, > > we are currently working on it. As our tests not being sufficiently > > conclusive, so we have not yet submitted. > > > > Best regards, > > Thomas > > > > > > > > > > It was derived from testing I believe. > > > > > > Following your reasoning above, shouldn't this 24000ms timeout be > > > applied only to the Sierra Wireless EM91xx devices (which may have > > > custom firmware bits delaying the initialization a bit longer), and > > > not to the generic SDX24, SDX55 and SDX65? > > > > > > If I'm not mistaken, Thomas is testing with a custom mhi_pci_generic > > > entry for the EM91xx; as in > > > https://forum.sierrawireless.com/t/sierra-wireless-airprime-em919x-pcie-support/24927 > > > . > > > I'm also playing with that same entry on my own setup, but have other > > > problems of my own :) > > > > > > > > > -- > > > Aleksander > > > https://aleksander.es > > > > -- > > Thomas Perrot, Bootlin > > Embedded Linux and kernel engineering > > https://bootlin.com > >