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 X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 562D5C388F2 for ; Tue, 3 Nov 2020 06:01:36 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DCC0322277 for ; Tue, 3 Nov 2020 06:01:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="SCBxZ8gx"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="09am7ycj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DCC0322277 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=O+/CGEJDHmwzV+EHeMcOCStHufc7+LTREzOjRckUdlY=; b=SCBxZ8gxQWxH2aWzjrmJjtAFV eaupss6WVDYr6JpCTinSWXG1Vk0roexfuSs9oC3qqAxAIgPFWG2EfCkBWAJtiXGLxH70/mH6WecCR pK7CaOfvYVSJ7hgo0fpytAAJixKcyV5Y5nxcHFiM83+9RTSgmluw8Q3pgOpbG8XiIZprWnuAE2iGO QmGLRHFX0y/8hkq1WTBgjzNosO2sHye2Pclc439iKfnInXx3uFv0SSscOistPupJsCOn2OiMqTeRD afxdhztO2UxG/CTTyHdBEakf0Ff4kDeY790Gq+Y07HDzH/PwLtzgGMTjbQ/DArQThNceOlAiIl8Jg wlScnxP0A==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZpMW-0002LD-Po; Tue, 03 Nov 2020 06:00:08 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZpMU-0002K8-61 for linux-arm-kernel@lists.infradead.org; Tue, 03 Nov 2020 06:00:06 +0000 Received: from localhost (unknown [122.179.37.237]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 177E222277; Tue, 3 Nov 2020 06:00:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604383204; bh=0psGTZJPBlL+v4LFDl6ebb19ZjeZMkNRScIndKpNHls=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=09am7ycjyw0yM+cSwhwsVkiqxp6hpGnXUbdYF62FAulHBTQoIN/h0awU/eC2rC6mK zruyQeaGe433WNtpNZtQ8yIz0VcW5NqUAqKo2AmLoBTESnZ72pY2An6Wx1VP1lHrWI +ZYPtweBUh5/p3y+YVEfAW80Fm/P8Dlbu2BQg0eY= Date: Tue, 3 Nov 2020 11:29:59 +0530 From: Vinod Koul To: Bjorn Andersson Subject: Re: [PATCH] arm64: defconfig: Enable Qualcomm Command DB driver Message-ID: <20201103055959.GC2621@vkoul-mobl> References: <20201103010850.757500-1-bjorn.andersson@linaro.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201103010850.757500-1-bjorn.andersson@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201103_010006_365217_7A41CF26 X-CRM114-Status: GOOD ( 13.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Catalin Marinas , linux-kernel@vger.kernel.org, john.stultz@linaro.org, linux-arm-msm@vger.kernel.org, Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 02-11-20, 17:08, Bjorn Andersson wrote: > The Qualcomm Command DB driver seems to have been indirectly enabled by > the Qualcomm DRM driver and up until the introduction of '778279f4f5e4 > ("soc: qcom: cmd-db: allow loading as a module")' this resulted in the > driver "always" being builtin on arm64. But with the introduction of > said change it, and all other RPMH related drivers, becomes =m. > > The immediate result is that the uart driver fails to probe, which > depending on userspace's dependency on the presence of /dev/console > might be fatal. For systems getting past this the default timeout of 0 > seconds for probe deferral of many subsystems causes the system to be > completely useless. > > So, make Command DB builtin. Reviewed-by: Vinod Koul -- ~Vinod _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel