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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 25316FA372C for ; Thu, 7 Nov 2019 09:58:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E948A2085B for ; Thu, 7 Nov 2019 09:58:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387906AbfKGJ6U (ORCPT ); Thu, 7 Nov 2019 04:58:20 -0500 Received: from mx2.suse.de ([195.135.220.15]:41222 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727434AbfKGJ6U (ORCPT ); Thu, 7 Nov 2019 04:58:20 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 68354AFA7; Thu, 7 Nov 2019 09:58:18 +0000 (UTC) Message-ID: <6391b0574abbe9f669fd5b8c539d306fb64aaba7.camel@suse.de> Subject: Re: [PATCH 0/4] Raspberry Pi 4 PCIe support From: Nicolas Saenz Julienne To: Florian Fainelli , Andrew Murray , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org Cc: james.quinlan@broadcom.com, mbrugger@suse.com, phil@raspberrypi.org, wahrenst@gmx.net, linux-kernel@vger.kernel.org Date: Thu, 07 Nov 2019 10:58:16 +0100 In-Reply-To: <5e3df7af-d7be-2408-7b53-13a0e38e9478@gmail.com> References: <20191106214527.18736-1-nsaenzjulienne@suse.de> <5e3df7af-d7be-2408-7b53-13a0e38e9478@gmail.com> Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-9+CcCd+frESmTBhEBdh8" User-Agent: Evolution 3.34.1 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-9+CcCd+frESmTBhEBdh8 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2019-11-06 at 13:51 -0800, Florian Fainelli wrote: > On 11/6/19 1:45 PM, Nicolas Saenz Julienne wrote: > > This series aims at providing support for Raspberry Pi 4's PCIe > > controller, which is also shared with the Broadcom STB family of > > devices. > >=20 > > There was a previous attempt to upstream this some years ago[1] but was > > blocked as most STB PCIe integrations have a sparse DMA mapping[2] whic= h > > is something currently not supported by the kernel. Luckily this is no= t > > the case for the Raspberry Pi 4. > >=20 > > Note that the driver code is to be based on top of Rob Herring's series > > simplifying inbound and outbound range parsing. > >=20 > > [1] https://patchwork.kernel.org/cover/10605933/ > > [2] https://patchwork.kernel.org/patch/10605957/ >=20 > Thanks for picking up on this Nicolas. Can you amend the MAINTAINERS > file with something along those lines such that PCIe binding and driver > changes are picked up by both the BCM2835 and BCM7XXX entries? >=20 > diff --git a/MAINTAINERS b/MAINTAINERS > index cba1095547fd..4276a30f3294 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -3196,6 +3196,8 @@ S: Maintained > N: bcm2711 > N: bcm2835 > F: drivers/staging/vc04_services > +F: Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > +F: drivers/pci/controller/pcie-brcmstb.c >=20 > BROADCOM BCM47XX MIPS ARCHITECTURE > M: Hauke Mehrtens > @@ -3251,6 +3253,7 @@ F: drivers/bus/brcmstb_gisb.c > F: arch/arm/mm/cache-b15-rac.c > F: arch/arm/include/asm/hardware/cache-b15-rac.h > N: brcmstb > +F: Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml >=20 > BROADCOM BMIPS CPUFREQ DRIVER > M: Markus Mayer >=20 Ok, noted, I'll add that patch to v2. --=-9+CcCd+frESmTBhEBdh8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEErOkkGDHCg2EbPcGjlfZmHno8x/4FAl3D6rgACgkQlfZmHno8 x/7uuwf/dOmDBfR85tFZWNiXZ87/YYUeVY/OGHACLI0ieSBKa2qdCJSFl4TzWe6I Ur9nlLsi4MEtNTtUlE919ZlLuC7Y8R4J0bIK5vCY/AnRcnWvPyQXqyjMnv+BkhDu sLc8I3YEGAtVL05o7P+63+Jb8RqDoQVOBOXPP6LAHSn2amevOGp6UUETlsW7KNVo FHMO7fHmlpdW+Wdk9nzzVJ65NEk8SeyqM8AgCCm5QVrvMVwkiMHemcYoN7UH/SuJ oHZVup66FLWCxOqOWdQHcb4cUMPh9da0ZmJwSJJ40yBH4Q7UP6HYzhMlHjkVED5Y QzNn1tWx78yWq5mKFaSMxBNhWBUSDQ== =XJ+I -----END PGP SIGNATURE----- --=-9+CcCd+frESmTBhEBdh8-- 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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 68F9FC5DF60 for ; Thu, 7 Nov 2019 09:58:24 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 39B8F214D8 for ; Thu, 7 Nov 2019 09:58:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="irLyW42F" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 39B8F214D8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: MIME-Version:References:In-Reply-To:Date:To:From:Subject:Message-ID:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=rnYZDZhYZTnFvhsnANoDUrW2iAcDtohacFcyJxlOtY0=; b=irLyW42FuCqaFTRkrkfIU5VOV 7UD0fxOK+H38R6N16aAtnorgHcQ50ordg3ElbjtXKhUbmLW1sTxj1o2Jh1m/MxUBl3iDKyzZ3w0aP eL/hYn6ZNyMr4rxusQ86tXCfLHYTm9xSeh+xfHSjpO7GlXkL8rOyKPJtCyq25HSMn/vXi5HczzB4Y D171zU1yoONt7713EIm9g19JYSk6xsq4QvoEkxt7llyK18LpQOjkmOntNbGmI6TfWWR6y/EVC0MK/ WY5YEKgIrMCIwnIpVZzaS46++EgrUd9gOdOqzJd8gHlLfb3qdYqibOrvZyO9XhTB3VnearMCliNnN c0tLYN5PQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iSeYZ-0005hi-4S; Thu, 07 Nov 2019 09:58:23 +0000 Received: from mx2.suse.de ([195.135.220.15] helo=mx1.suse.de) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iSeYV-0005h4-Pm; Thu, 07 Nov 2019 09:58:21 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 68354AFA7; Thu, 7 Nov 2019 09:58:18 +0000 (UTC) Message-ID: <6391b0574abbe9f669fd5b8c539d306fb64aaba7.camel@suse.de> Subject: Re: [PATCH 0/4] Raspberry Pi 4 PCIe support From: Nicolas Saenz Julienne To: Florian Fainelli , Andrew Murray , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org Date: Thu, 07 Nov 2019 10:58:16 +0100 In-Reply-To: <5e3df7af-d7be-2408-7b53-13a0e38e9478@gmail.com> References: <20191106214527.18736-1-nsaenzjulienne@suse.de> <5e3df7af-d7be-2408-7b53-13a0e38e9478@gmail.com> User-Agent: Evolution 3.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191107_015819_979715_A1E97C2B X-CRM114-Status: GOOD ( 16.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mbrugger@suse.com, phil@raspberrypi.org, wahrenst@gmx.net, james.quinlan@broadcom.com, linux-kernel@vger.kernel.org Content-Type: multipart/mixed; boundary="===============5809554791455875552==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============5809554791455875552== Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-9+CcCd+frESmTBhEBdh8" --=-9+CcCd+frESmTBhEBdh8 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2019-11-06 at 13:51 -0800, Florian Fainelli wrote: > On 11/6/19 1:45 PM, Nicolas Saenz Julienne wrote: > > This series aims at providing support for Raspberry Pi 4's PCIe > > controller, which is also shared with the Broadcom STB family of > > devices. > >=20 > > There was a previous attempt to upstream this some years ago[1] but was > > blocked as most STB PCIe integrations have a sparse DMA mapping[2] whic= h > > is something currently not supported by the kernel. Luckily this is no= t > > the case for the Raspberry Pi 4. > >=20 > > Note that the driver code is to be based on top of Rob Herring's series > > simplifying inbound and outbound range parsing. > >=20 > > [1] https://patchwork.kernel.org/cover/10605933/ > > [2] https://patchwork.kernel.org/patch/10605957/ >=20 > Thanks for picking up on this Nicolas. Can you amend the MAINTAINERS > file with something along those lines such that PCIe binding and driver > changes are picked up by both the BCM2835 and BCM7XXX entries? >=20 > diff --git a/MAINTAINERS b/MAINTAINERS > index cba1095547fd..4276a30f3294 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -3196,6 +3196,8 @@ S: Maintained > N: bcm2711 > N: bcm2835 > F: drivers/staging/vc04_services > +F: Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > +F: drivers/pci/controller/pcie-brcmstb.c >=20 > BROADCOM BCM47XX MIPS ARCHITECTURE > M: Hauke Mehrtens > @@ -3251,6 +3253,7 @@ F: drivers/bus/brcmstb_gisb.c > F: arch/arm/mm/cache-b15-rac.c > F: arch/arm/include/asm/hardware/cache-b15-rac.h > N: brcmstb > +F: Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml >=20 > BROADCOM BMIPS CPUFREQ DRIVER > M: Markus Mayer >=20 Ok, noted, I'll add that patch to v2. --=-9+CcCd+frESmTBhEBdh8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEErOkkGDHCg2EbPcGjlfZmHno8x/4FAl3D6rgACgkQlfZmHno8 x/7uuwf/dOmDBfR85tFZWNiXZ87/YYUeVY/OGHACLI0ieSBKa2qdCJSFl4TzWe6I Ur9nlLsi4MEtNTtUlE919ZlLuC7Y8R4J0bIK5vCY/AnRcnWvPyQXqyjMnv+BkhDu sLc8I3YEGAtVL05o7P+63+Jb8RqDoQVOBOXPP6LAHSn2amevOGp6UUETlsW7KNVo FHMO7fHmlpdW+Wdk9nzzVJ65NEk8SeyqM8AgCCm5QVrvMVwkiMHemcYoN7UH/SuJ oHZVup66FLWCxOqOWdQHcb4cUMPh9da0ZmJwSJJ40yBH4Q7UP6HYzhMlHjkVED5Y QzNn1tWx78yWq5mKFaSMxBNhWBUSDQ== =XJ+I -----END PGP SIGNATURE----- --=-9+CcCd+frESmTBhEBdh8-- --===============5809554791455875552== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============5809554791455875552==--