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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 856CDC43461 for ; Fri, 9 Apr 2021 00:08:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 60E7D61151 for ; Fri, 9 Apr 2021 00:08:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233045AbhDIAI4 (ORCPT ); Thu, 8 Apr 2021 20:08:56 -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-Google-Smtp-Source: ABdhPJwx/3Iw02ud8LvHz68WTBViwFyXKW2NEYhJj3OtVPrAMJQ84oooI/2WLc3adlSB8AjsLxr2M2LEuQ9Iv/JA7Po= 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