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=-6.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 146FCC4727C for ; Thu, 1 Oct 2020 13:10:22 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 DE5D6207FB for ; Thu, 1 Oct 2020 13:10:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="Hg3cJl1m"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="FlVwr4YX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DE5D6207FB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id F14C1181B; Thu, 1 Oct 2020 15:09:28 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz F14C1181B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1601557819; bh=FuTcyzN69KQMKYEsIBhcZpgp6OtwEYBmbAsEgSU4O4A=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=Hg3cJl1mUULePPGX5T3i64unb7PbP0zxtZE4nc1Ie5Ml7iP4GBY6RHDqvNp/TqFQH /aYj2PTDMkLR9eRzlIj+2qoiihlF0ZQljNdZIuXK0ns5qbATtcBf7D5mVeoCZ2YFf0 J7eoHVutwuUjX7bg9ZiQrQYvQRxmYwn6BOOvvih8= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 40C3AF801DB; Thu, 1 Oct 2020 15:09:28 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 61AC0F801F5; Thu, 1 Oct 2020 15:09:22 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 44278F801D8 for ; Thu, 1 Oct 2020 15:09:09 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 44278F801D8 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="FlVwr4YX" Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (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 72CD8207FB; Thu, 1 Oct 2020 13:09:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1601557747; bh=FuTcyzN69KQMKYEsIBhcZpgp6OtwEYBmbAsEgSU4O4A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=FlVwr4YXaUjGDI/byB4LQN3LpBItOp6LGCPyeddE+e8p1Jw35498WFuSk+YDjyWNU YeZG9gj10e+1xcZygD9Tvj3fbi03DzbdZ5YyVBkOHfHaSuYIkzKf+3cntoFQNzmlhR 9fbdRVJ1WQY5vlzrj86iR5Prctf7L0NyAKp3eG1w= Date: Thu, 1 Oct 2020 15:09:07 +0200 From: Greg KH To: Dave Ertman Subject: Re: [PATCH 3/6] ASoC: SOF: Create client driver for IPC test Message-ID: <20201001130907.GD2378679@kroah.com> References: <20200930225051.889607-1-david.m.ertman@intel.com> <20200930225051.889607-4-david.m.ertman@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200930225051.889607-4-david.m.ertman@intel.com> Cc: alsa-devel@alsa-project.org, tiwai@suse.de, ranjani.sridharan@intel.com, pierre-louis.bossart@linux.intel.com, Ranjani Sridharan , Fred Oh , broonie@kernel.org, parav@nvidia.com, jgg@nvidia.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On Wed, Sep 30, 2020 at 03:50:48PM -0700, Dave Ertman wrote: > From: Ranjani Sridharan > > Create an SOF client driver for IPC flood test. This > driver is used to set up the debugfs entries and the > read/write ops for initiating the IPC flood test that > would be used to measure the min/max/avg response times > for sending IPCs to the DSP. > > Reviewed-by: Pierre-Louis Bossart > Signed-off-by: Ranjani Sridharan > Co-developed-by: Fred Oh > Signed-off-by: Fred Oh > Signed-off-by: Dave Ertman Am I reading this series correct in that this is the only "user" of the new ancilicary bus/driver code? If so, why is it even needed? These are just debugfs files for testing, why does that need to be in a separate device? What is being "shared" here that needs multiple struct devices to handle? confused, greg k-h