Received: by 2002:a25:23cc:0:0:0:0:0 with SMTP id j195csp1566517ybj; Wed, 6 May 2020 00:42:30 -0700 (PDT) X-Google-Smtp-Source: APiQypKvbFMoIowIwGD5fQAWQgmOz43UnBqoEDveD2zG0G726LcegoXljNkTkYNCW3KmtbvosFkR X-Received: by 2002:a50:9547:: with SMTP id v7mr5906945eda.324.1588750950239; Wed, 06 May 2020 00:42:30 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1588750950; cv=none; d=google.com; s=arc-20160816; b=mewV3M5SF3dm4G6KbnwGZRos7LxxLZgPh6bFn3fCUBJlwHFEHou6566rfafYOOBzaa N6yReVO0RFgxAz3n/VFZeQQGhaqiO0gaSi8Gemypqfh/kj4Oh3t/0ZsEAVIKkBloQcW1 x1uEXiz99R4tR2287Inbanm3IK4vQs+tA6qRq4h88duI9t9UaJj09/BCE/nQDYFgpu0/ +Vk0/nf3EqtaeQ8z/IGNrvj+nRZ3Z9KtdgOveyFqVs2OGraY3CyvaSP36uD2RYYNyqsR yxsvbKyixSv+lISTZfxNQ1rbDDQCr4mO6y6axfEuK7xtYPe0Lxv20IlJKSsX/vecKYMw 8REQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-language :content-transfer-encoding:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:ironport-sdr:ironport-sdr; bh=W6Dl4jjRe2KfmI1JtyUs1IdOYvnY+pLMV4yXPL3ugs4=; b=OKLCWrHcNefZd/pnXQXJ0PEZfJkbZ6S6X83RECdL9t+8yDf66EZ2jIWzhCVyQiUVhx oTe8x0d6gioE9bmFClS3ai3NHfQbdX1HWUQQR8pxS1aHHucAL1o/o2qOMdniOv03EQkx cNAPq6xKga+jttik2Qx2BxIePGVTKxaTE4RWFh8ulF8moEPnCJWjIO34KVRekQDcrxIU E0RVUeV+a8Q35rE290qVZWNZ9No1dHxfo4/HGnmNLtlCToya0NDI9P8l5ykcgJUS2w5I NoCuKfmJoEJ5fvlw+QTRy95cMijmnbrVwyZFMlyaMs62SWEx6k641flv9wbj1EMl0SLz dBfg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id m4si687922eje.107.2020.05.06.00.42.07; Wed, 06 May 2020 00:42:30 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728255AbgEFHkV (ORCPT + 99 others); Wed, 6 May 2020 03:40:21 -0400 Received: from mga05.intel.com ([192.55.52.43]:36587 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726897AbgEFHkU (ORCPT ); Wed, 6 May 2020 03:40:20 -0400 IronPort-SDR: zFFu9M223WP0/MMosOpIwwvy7gNJt+Sjab1hBN8ElUy2a5R3CuKTGRK3Tj0C2X+8rzOYhcFPvt eCRfF9dRP8pg== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 May 2020 00:40:19 -0700 IronPort-SDR: QirAKY4LxgsJS8I4FdkzFFbfa513ClR/a4N5rxqtKlnQNz8Mz423RJZrNTJ9kiB9uoLAP3i3Ot Xtdn6vKb03ng== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,358,1583222400"; d="scan'208";a="251127777" Received: from linux.intel.com ([10.54.29.200]) by fmsmga008.fm.intel.com with ESMTP; 06 May 2020 00:40:18 -0700 Received: from [10.213.154.130] (ekotax-mobl.gar.corp.intel.com [10.213.154.130]) by linux.intel.com (Postfix) with ESMTP id 50A6658048A; Wed, 6 May 2020 00:40:16 -0700 (PDT) Subject: Re: [PATCH 1/4] spi: lantiq: Synchronize interrupt handlers and transfers To: Mark Brown Cc: Daniel Schwierzeck , robh@kernel.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, hauke@hauke-m.de, andriy.shevchenko@intel.com, cheol.yong.kim@intel.com, chuanhua.lei@linux.intel.com, qi-ming.wu@intel.com References: <3bf88d24b9cad9f3df1da8ed65bf55c05693b0f2.1587702428.git.eswara.kota@linux.intel.com> <310ca761-e7ae-1192-99fd-a1960697806b@gmail.com> <46f31699-e781-ae33-3ee5-d51e6940ee43@linux.intel.com> <20200429121310.GH4201@sirena.org.uk> <28f6511e-fe85-a834-1652-fd70def9ca88@linux.intel.com> <20200505112339.GC5377@sirena.org.uk> From: Dilip Kota Message-ID: Date: Wed, 6 May 2020 15:40:15 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200505112339.GC5377@sirena.org.uk> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/5/2020 7:23 PM, Mark Brown wrote: > On Mon, May 04, 2020 at 06:15:47PM +0800, Dilip Kota wrote: >> On 4/29/2020 8:13 PM, Mark Brown wrote: > >> I just tried to get the history of removing workqueue in SPI driver, on >> GRX500 (earlier chipset of LGM) the SPI transfers got timedout with >> workqueues during regression testing. Once changed to threaded IRQs >> transfers are working successfully. > That doesn't really explain why though, it just explains what. I didnt find more information about it. I will work to reproduce the issue and share the detailed information sooner i get the accessibility of the SoC (because of covid19 doing wfh) Regards, Dilip