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 C1E4AC433EF for ; Tue, 30 Nov 2021 11:57:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241036AbhK3MAn (ORCPT ); Tue, 30 Nov 2021 07:00:43 -0500 Received: from foss.arm.com ([217.140.110.172]:35860 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238513AbhK3L76 (ORCPT ); Tue, 30 Nov 2021 06:59:58 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id BEFA01042; Tue, 30 Nov 2021 03:56:38 -0800 (PST) Received: from lpieralisi (e121166-lin.cambridge.arm.com [10.1.196.255]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6E5C43F766; Tue, 30 Nov 2021 03:56:37 -0800 (PST) Date: Tue, 30 Nov 2021 11:56:32 +0000 From: Lorenzo Pieralisi To: Marc Zyngier , Bjorn Helgaas Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, Pali =?iso-8859-1?Q?Roh=E1r?= , Alyssa Rosenzweig , Mark Kettenis , Luca Ceresoli , kernel-team@android.com Subject: Re: [PATCH v3 0/3] PCI: apple: Assorted #PERST fixes Message-ID: <20211130115632.GA3355@lpieralisi> References: <20211123180636.80558-1-maz@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211123180636.80558-1-maz@kernel.org> User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 23, 2021 at 06:06:33PM +0000, Marc Zyngier wrote: > Apologies for the rapid fire (I tend to be much more conservative when > resending series), but given that this series has a direct impact on > other projects (such as u-boot), I'm trying to converge as quickly as > possible. > > This series aims at fixing a number of issues for the recently merged > Apple PCIe driver, all revolving around the mishandling of #PERST: > > - we didn't properly drive #PERST, and we didn't follow the specified > timings > > - the DT had the wrong polarity, which has impacts on the driver > itself > > Hopefully, this should address all the issues reported so far. > > * From v2: > - Fixed DT > - Fixed #PERST polarity in the driver > - Collected Pali's ack on patch #1 > > [1] https://lore.kernel.org/r/20211122104156.518063-1-maz@kernel.org > > Marc Zyngier (3): > PCI: apple: Follow the PCIe specifications when resetting the port > arm64: dts: apple: t8103: Fix PCIe #PERST polarity > PCI: apple: Fix #PERST polarity > > arch/arm64/boot/dts/apple/t8103.dtsi | 7 ++++--- > drivers/pci/controller/pcie-apple.c | 12 +++++++++++- > 2 files changed, 15 insertions(+), 4 deletions(-) Hi Bjorn, this series is v5.16-rcX material for PCI fixes, can you pick patches 1,3 up please ? Thank you very much. Lorenzo