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=-5.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 1DA80C433E1 for ; Fri, 12 Jun 2020 17:24:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E9A592083E for ; Fri, 12 Jun 2020 17:24:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="A+ATlkXI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726340AbgFLRYY (ORCPT ); Fri, 12 Jun 2020 13:24:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726089AbgFLRYX (ORCPT ); Fri, 12 Jun 2020 13:24:23 -0400 Received: from mail-pg1-x542.google.com (mail-pg1-x542.google.com [IPv6:2607:f8b0:4864:20::542]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E5F87C03E96F; Fri, 12 Jun 2020 10:24:22 -0700 (PDT) Received: by mail-pg1-x542.google.com with SMTP id l63so2175034pge.12; Fri, 12 Jun 2020 10:24:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=yyx3aGH1IHsk8WwCSPgIF039LEqkrtOiEcxMrYeLSY4=; b=A+ATlkXI9Yn9pkdpGFh7hZhvaRHi4S8bNSQAlaaQ25dacfgjH5T3vn4K3ZTQv2urqZ 30YuNP+iY2a8FZ89Z3Rfbsufy3rP9Hf7xO3DKkdSv4E35poG0rdTBUm1LNoUpfERvBmd yXzC2VrZhxFcWaCMCHpWEhUKnUDYl8KwnlSBxWv0gzxYdm7ZfU2fdi3FuwpQGPHLBSvV HvWUYmgpf6oE/Ehnfvzbf/zsCwK44SNy4J+ALNiq9APSP10xOmH2KWjmAW7G3jXPmxCU 2WfYxMmx0rSleKywVZCoPOVBvixlE0cf4xDXI10MD9luPNDRH+rBiUvTqKeY0tmJeeYk 6kYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=yyx3aGH1IHsk8WwCSPgIF039LEqkrtOiEcxMrYeLSY4=; b=aEeyNA88rClrtKaq0y9BK3Dd2u3/9VmMB8scRQEeQzISXw4vtA9NlmYNG12c9Xw04g 5CsYkOOX/p8WvBWzmlokTBzU4Hdl+i8UI8lUl9VmV8w1bsIPr/tk1jFZP5imgGHjDBqL YEYBVu4MmeyQAruoqE+Ne/i3nQ/ShfZ/Xp/2K9EdN8jHeQbzSoAUw7ZaWkBDBrOOANIf X8kdb+Akov25yJ1OHuolNJndRuufAd3TUwdVccN3o4fQWjnkjvgOz/lPjYc0kzk0dXKx 3y2yY0vfCwMSAMgdGLMwLdB2acqglsmAbzkLZ3NXGhbpq8aAB2mC88/+RVyeykwAyeb8 zGgA== X-Gm-Message-State: AOAM532m4pMD5PRMWTyD32PCb7sCbbhOEXUphAPLU2VexZG/WR+bnrmn wSR6zpSU86dcwRhMo6QDrGE= X-Google-Smtp-Source: ABdhPJzcMXRAo4TANZWsgs8un+/4P47C64drTFdnZEtpz2AR5bK8rHPpQQZyegMFr8iPbXvYl6TNwg== X-Received: by 2002:a63:461c:: with SMTP id t28mr12227620pga.316.1591982662374; Fri, 12 Jun 2020 10:24:22 -0700 (PDT) Received: from [10.230.188.43] ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id h7sm5903409pgg.17.2020.06.12.10.24.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 12 Jun 2020 10:24:21 -0700 (PDT) Subject: Re: [PATCH v3 5/9] usb: xhci-pci: Add support for reset controllers To: Nicolas Saenz Julienne , gregkh@linuxfoundation.org, wahrenst@gmx.net, p.zabel@pengutronix.de, linux-kernel@vger.kernel.org, Mathias Nyman Cc: linux-usb@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, tim.gover@raspberrypi.org, linux-pci@vger.kernel.org, helgaas@kernel.org, andy.shevchenko@gmail.com, mathias.nyman@linux.intel.com, lorenzo.pieralisi@arm.com References: <20200612171334.26385-1-nsaenzjulienne@suse.de> <20200612171334.26385-6-nsaenzjulienne@suse.de> From: Florian Fainelli Message-ID: <4ef2d78f-64ea-b56e-7971-a60190a05a92@gmail.com> Date: Fri, 12 Jun 2020 10:24:17 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <20200612171334.26385-6-nsaenzjulienne@suse.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On 6/12/2020 10:13 AM, Nicolas Saenz Julienne wrote: > Some atypical users of xhci-pci might need to manually reset their xHCI > controller before starting the HCD setup. Check if a reset controller > device is available to the PCI bus and trigger a reset. > > Signed-off-by: Nicolas Saenz Julienne Reviewed-by: Florian Fainelli -- Florian