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[2620:137:e000::1:20]) by mx.google.com with ESMTP id k8-20020a170906970800b006e8ae1fb36fsi5075827ejx.287.2022.04.17.21.57.03; Sun, 17 Apr 2022 21:57:26 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmx.net header.s=badeba3b8450 header.b=RF5LsLbH; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233772AbiDQJLU (ORCPT + 99 others); Sun, 17 Apr 2022 05:11:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55538 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233750AbiDQJLR (ORCPT ); Sun, 17 Apr 2022 05:11:17 -0400 Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A0A627CF3; Sun, 17 Apr 2022 02:08:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1650186483; bh=HiCerFGpE/ayU2rNlzN03bfcN/5dOTZBCfCNgKlWJ0o=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=RF5LsLbH2pRh+HPMUdHXYyIBKr+lyPFri3MbyzolzXymfWSog757kCMGuw2EDSBPj gcp95NvBQcqc6iX/vCYQOvzo5AcGGQ6Hq0QeisYuj5/ex09d4/68Hob4Uk2OIVc3qi VDJacmm5WsMHG5GPWztGJXgqTW50DwwsiYJQAZ7k= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [217.61.151.209] ([217.61.151.209]) by web-mail.gmx.net (3c-app-gmx-bs58.server.lan [172.19.170.142]) (via HTTP); Sun, 17 Apr 2022 11:08:02 +0200 MIME-Version: 1.0 Message-ID: From: Frank Wunderlich To: Bjorn Helgaas Cc: Frank Wunderlich , Rob Herring , linux-rockchip@lists.infradead.org, Kishon Vijay Abraham I , Vinod Koul , Krzysztof Kozlowski , Heiko Stuebner , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , Philipp Zabel , Johan Jonker , Peter Geis , Michael Riesch , linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Subject: Aw: Re: [RFC/RFT 4/6] PCI: rockchip-dwc: add pcie bifurcation Content-Type: text/plain; charset=UTF-8 Date: Sun, 17 Apr 2022 11:08:02 +0200 Importance: normal Sensitivity: Normal In-Reply-To: <20220416233047.GA938296@bhelgaas> References: <20220416135458.104048-5-linux@fw-web.de> <20220416233047.GA938296@bhelgaas> X-UI-Message-Type: mail X-Priority: 3 X-Provags-ID: V03:K1:2bpGmb0SGB/uw7Zt7eXuN4pld6iukRT7tzTTsFyOx4YULzjSB9kfUHZXHXv87BGPUG1fF Ea0IN1aJksF6SwZFzKGn4eBJIt3IH8e8T1HeghhbpvbIzv8UkKCIIfhdLOdPxJWBdK4fC8S5/ceS F8/4MRTjwu2r6Hj3MTb7GJJktcfcSXWinWqfZHoHhSCxqWiyf9nTJQ/nN7ADw+m5s3R68WLA30qN WVdjwONHPS4oTdl/p/ar5oVZO5LO5c3Vn3r/xfaicL03CI3/JTzMGZJvUOodWCpp2+/iwlnT16Tf Zc= X-UI-Out-Filterresults: notjunk:1;V03:K0:ZfuaCt4JPa4=:SvXYLMCMbDSlLrN7ezprt4 om6bbWzv0yCV8/obOHIlm947NpThP8O54jmXsFPHcKL2NvznDfiM3GQhRGnJqIbb+DYf1P9pY UXLLKrWgrDEltMyrscIJO45o0UEgsA2v/s4VZhazYCVyoIVP1YtKwNUsD93MTCxOIgZsGw43A YVHzaE8EGaxXz6aG8LnmT5UWt3P9mOX6gBImUxbJvXMNESiW5w2rxseRIiKF8G1Ceb6xMx1sn RyhmRCA5+OcitHzHP3Ca4ySaRJkc6XQ3GuRbjsTlnOLpYXOzFM2N+xrQxxMWaq7Ej2FsuV56l i+vkfx+ecru+OP+ehU3+gKL2u2WWYWSCz6CViszAkU7Y2k8hD/L5OFLdJw5amTPD7hD6uYIIh CJ2Bhh8WeLtkWClvfVbDE7cgam5OBXrk0Aigg1IW0v3I1oMyn2Irg4RMJuu0d+ZIrkHMBugsK DqvVQwA3zzpECG+VksAFMasJn6aeZWzbA8BX7UiwvVrEOdSRq88w+VX6p8AimzTWyFOsLPA/N dPxW2JVnWp+nytRvRqaGm1bHG+t7oqWj7iuakk2M9AclYnAdh9gmNj7fUChOs6ZNQn5K16QjJ 7rKsQeoFdW6pXJAOcn/V3hJuMVab5ONJOTxDfrfLDx3nzfggTeNMBIZWn1KqRtchmtqd062gs bNO1e6zHL/qIoovsuucAEKsd/6gPad5g+Lwd044BN05SRFUZvSv/lP1wvFYHoEgaNMF7MlTVO EzoOcTUrYdFi4moapEwgKPHby5l5b4lKrjxM0W5TbFjqvAWLie5e3zTzj758vCxZK91wAjGIX 9Ennnk3 Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, > Gesendet: Sonntag, 17. April 2022 um 01:30 Uhr > Von: "Bjorn Helgaas" thanks for first review > On Sat, Apr 16, 2022 at 03:54:56PM +0200, Frank Wunderlich wrote: > > From: Frank Wunderlich > > > > PCIe Lanes can be split to 2 slots with bifurcation. > > Add support for this in existing pcie driver. > > Please s/pcie/PCIe/ in subject and above to be consistent. You also > have kind of a random usage in other patches. will do > Mention the DT property used for this in the commit log. good point noticed that i forgot to add it to pcie-bindings (rockchip-dw-pcie.yaml). > Is the "rockchip,bifurcation" DT property something that should be > generalized so it's not rockchip-specific? Other controllers are > likely to support similar functionality. I do not know if other controllers support similar functionality, but i ac= k a property without vendor prefix is better. Should i use "bifurcation" a= s name or do you think about a different name which is more generic? regards Frank