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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89988C433EF for ; Mon, 7 Mar 2022 13:36:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242647AbiCGNhG (ORCPT ); Mon, 7 Mar 2022 08:37:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232918AbiCGNhG (ORCPT ); Mon, 7 Mar 2022 08:37:06 -0500 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1FB737D028 for ; Mon, 7 Mar 2022 05:36:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1646660172; x=1678196172; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=4FAPk6SSza2GNELGXO6GZK3HwiOlSRBVCNzLI8qsGa0=; b=RCiZOJtMHXFsA2e1BsXOdTKrw4LiiQYZlbreYSOC3K1GfM5R+S97NnNW jR4WWPLVdr9M2w61Yg55DR8Pue/yLk0IZXUHb6/N87cIth+Nq1SqXkPj7 IisflPUiwUtd6h9ZL/7tyIzvS00tqbVJUXecKocRXjfer6NR94BUcqmIt wKgwjSn8tiG7ohYpNuHbo5lWUwwL/L72pDwHgHu7YeR/40E/Xy8FDJtLX IWCOeL0iVBCF/A4/AH701yj0RhTF9OIwCVsmUlaNNd4Gvr/fWUjLXQ5BU qXN9C73En35U/TwBl+Uf+XIfu0O2hAimkQQPWv1b6+0BghCu9V7eKGYqT w==; X-IronPort-AV: E=McAfee;i="6200,9189,10278"; a="254327372" X-IronPort-AV: E=Sophos;i="5.90,162,1643702400"; d="scan'208";a="254327372" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2022 05:36:11 -0800 X-IronPort-AV: E=Sophos;i="5.90,162,1643702400"; d="scan'208";a="711105884" Received: from lahna.fi.intel.com (HELO lahna) ([10.237.72.162]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2022 05:36:08 -0800 Received: by lahna (sSMTP sendmail emulation); Mon, 07 Mar 2022 15:35:01 +0200 Date: Mon, 7 Mar 2022 15:35:01 +0200 From: Mika Westerberg To: Sanjay R Mehta Cc: andreas.noever@gmail.com, michael.jamet@intel.com, YehezkelShB@gmail.com, Basavaraj.Natikar@amd.com, mario.limonciello@amd.com, linux-usb@vger.kernel.org Subject: Re: [PATCH] thunderbolt: handle runtime pm for tunnelled pci root port Message-ID: References: <1646658319-59532-1-git-send-email-Sanju.Mehta@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1646658319-59532-1-git-send-email-Sanju.Mehta@amd.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hi Sanjay, On Mon, Mar 07, 2022 at 07:05:19AM -0600, Sanjay R Mehta wrote: > From: Sanjay R Mehta > > Carry out runtime-resume of PCI tunnelled root port to handle > hotplug interrupts synchronously. What problem does this solve? Typically the root ports should be able to wake from D3 when the PCIe tunnel gets established. Is it not the case here?