Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp939116pxf; Thu, 8 Apr 2021 17:10:46 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyvXa+e+yo4izx4Qu8aPK4UFXQRd57nNinJk7iiD8nDNVpJHbraoo2JXzEGDvsZpunNaIYJ X-Received: by 2002:aa7:c683:: with SMTP id n3mr3650998edq.214.1617927046608; Thu, 08 Apr 2021 17:10:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1617927046; cv=none; d=google.com; s=arc-20160816; b=rmnbf1aacPhqTa/Ktsy+CKJ98a8e5WLdJWRiQjRAYwMP1fOrbHcnSuK8RaG3ZuSXKJ eidL9y00kSz8rFKTlqcbx7pKebnb3XsBvDLCDQfjfr2VYdaSAe//vwF6NMdOtXOZF5vb B0fM37MAhQBdI+9YCwtbDGeDPr/6BsKgCZ6zEuOZZnVlHM2F+/mMlmmfENjb5c69P8Mo dsbRnEUg9ZSyIwJtVEvmvdniqkoHx2xLftaEqDRjw5vvt1MTfvBRtQUW2l1rrVCPmalU 2O1aNkQIzjONtglbaA2YGxewOXZ/d1gg3HkslYi93Od+0x+w1VRIGzm0E0+Vl704SJDB 1l1g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:in-reply-to :references:mime-version:dkim-signature; bh=/ha4Nu535OvrNkPgTWH3ow4TmIwyndM67tisxD6kLls=; b=EqGgN5KdDpyll7pUuMN7OmiNVTaQCWE9wjXDxGYgDwbupGkhyNFk+X4InXDC1DLUw0 DFw84kK98WVCfnP8hqOF4zVbrCbuJRwBS7d7gK1s4HVxvOlNI6+d0l2wzUsi3QRHeLBj 8+ah5HNPRR1d8oe7ZfrtcbgSqG0ZgdNPMLLamppMBnq1YWckAVbdDm5734WzK2LeGg0l NAiNxOIp9X0lpm45pnuvbzKPJv9M2pBg0egQ8U946LSCRthyATTSnhi7eHj1acCdl9uv hqE8nkSxaYukcstIcMIk1WT1xlHazzo5j0S92j3Rvwg0YINoA5XsmpgY915fETqeouPc NCzw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ezqaxpe9; 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=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id t9si746790ejs.507.2021.04.08.17.10.22; Thu, 08 Apr 2021 17:10:46 -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; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ezqaxpe9; 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=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233035AbhDIAIz (ORCPT + 99 others); Thu, 8 Apr 2021 20:08:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:38262 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232426AbhDIAIy (ORCPT ); Thu, 8 Apr 2021 20:08:54 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 8571A61151; Fri, 9 Apr 2021 00:08:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1617926922; bh=qxJRcVi62skPjVFxtDZYDCneC8H474XHfsKWRzb8vwU=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=ezqaxpe95teY8l4Czlv0qwVfF5wl6ptxfIohGcKCev7suE8GrpJu7LgbLaT7+fhsv a/d63jXo9q6O8Xvl0a65rUvoiVKRSMmW62hmos1KzKh4102tsxiLhQCnRLA3pYJzaE wiCfht2NUYRTabenMTHUhthwtO0izDVKY8eIFq4/M8hCgQJwBs0ejs1nECflzEsdVa RhbVAF/lE8bGi2i8TR5Pdeg3t4/QT9xz0h1x0CrLQl+1Axk8TDX7QwYavrriKDRaVQ ICdaTPkQVGL9JkLKKxE7aZ95S8oKD5j7FftEnYfR+yX1gnDnk42nUhfHoPbztfrx9e s99x0W9mIzVxQ== Received: by mail-ej1-f51.google.com with SMTP id u21so5824367ejo.13; Thu, 08 Apr 2021 17:08:42 -0700 (PDT) X-Gm-Message-State: AOAM530bcFV7g0DL1z9sYRtMKfEssD/OHk+v0aNH+pE915ilI3Cp3yn6 nh2rrCDxj9yctgKmpe63yDFz/sO1pIYTzzrGfA== X-Received: by 2002:a17:907:9614:: with SMTP id gb20mr13428605ejc.108.1617926921182; Thu, 08 Apr 2021 17:08:41 -0700 (PDT) MIME-Version: 1.0 References: <20210407030948.3845-1-Zhiqiang.Hou@nxp.com> <20210407030948.3845-7-Zhiqiang.Hou@nxp.com> In-Reply-To: <20210407030948.3845-7-Zhiqiang.Hou@nxp.com> From: Rob Herring Date: Thu, 8 Apr 2021 19:08:29 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCHv5 6/6] PCI: layerscape: Add power management support To: Zhiqiang Hou Cc: PCI , devicetree@vger.kernel.org, "linux-kernel@vger.kernel.org" , linux-arm-kernel , Lorenzo Pieralisi , Bjorn Helgaas , Shawn Guo , Yang-Leo Li , Gustavo Pimentel , Minghuan Lian , Mingkai Hu , Roy Zang Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 6, 2021 at 10:04 PM Zhiqiang Hou wrote: > > From: Hou Zhiqiang > > Add PME_Turn_Off/PME_TO_Ack handshake sequence, and finally > put the PCIe controller into D3 state after the L2/L3 ready > state transition process completion. > > Signed-off-by: Hou Zhiqiang > --- > V5: > - Fix a typo of the parameter given to function dw_pcie_setup_rc() > > drivers/pci/controller/dwc/pci-layerscape.c | 382 ++++++++++++++++++- > drivers/pci/controller/dwc/pcie-designware.h | 1 + > 2 files changed, 381 insertions(+), 2 deletions(-) Reviewed-by: Rob Herring