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=-12.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham 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 E9C5EC47088 for ; Wed, 26 May 2021 12:36:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CFA53613DC for ; Wed, 26 May 2021 12:36:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233462AbhEZMhj (ORCPT ); Wed, 26 May 2021 08:37:39 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:40364 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233488AbhEZMhg (ORCPT ); Wed, 26 May 2021 08:37:36 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 14QCZGMg006614; Wed, 26 May 2021 07:35:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1622032516; bh=3bBG8BqrGtdkKHvGc5OmGFJ5N2skyD9sMRW9+N98L+o=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=AQQjUuHvb8tTt9TCk++YgygGukBZ1fpcROn+F1ysRMsZzDJlEX0FrdQbmad2L/qjQ 9juB1F7EyXkcx6CWnoRy8xUMOahaq6+yrOb77px7qAdK+hOZ3aDXIzjOkS7fdpnaCm Qy8QFYLy2i6fJu4xaJfbryxViplR6b1RVXNC8pho= Received: from DLEE104.ent.ti.com (dlee104.ent.ti.com [157.170.170.34]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 14QCZFBC103444 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 26 May 2021 07:35:15 -0500 Received: from DLEE115.ent.ti.com (157.170.170.26) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Wed, 26 May 2021 07:35:15 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE115.ent.ti.com (157.170.170.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via Frontend Transport; Wed, 26 May 2021 07:35:15 -0500 Received: from [10.250.138.168] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 14QCYxVx038658; Wed, 26 May 2021 07:35:01 -0500 Subject: Re: [PATCH v6 0/7] Add SR-IOV support in PCIe Endpoint Core To: Lorenzo Pieralisi , Bjorn Helgaas , Rob Herring , Tom Joseph , Jingoo Han , Gustavo Pimentel , Marek Vasut , Yoshihiro Shimoda , Shawn Lin , Heiko Stuebner , Shawn Lin , Heiko Stuebner , Marek Vasut , , , Gustavo Pimentel , Kunihiko Hayashi , Thierry Reding , Jonathan Hunter , Vidya Sagar , Jesper Nilsson , Minghuan Lian , Mingkai Hu , Roy Zang CC: Jonathan Corbet , Arnd Bergmann , Greg Kroah-Hartman , , , , , , , , Lokesh Vutla References: <20210517074723.10212-1-kishon@ti.com> From: Kishon Vijay Abraham I Message-ID: <11f417e8-6bc5-93dd-f915-04b352bc61d1@ti.com> Date: Wed, 26 May 2021 18:04:58 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210517074723.10212-1-kishon@ti.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Hi All, On 17/05/21 1:17 pm, Kishon Vijay Abraham I wrote: > Patch series > *) Adds support to add virtual functions to enable endpoint controller > which supports SR-IOV capability > *) Add support in Cadence endpoint driver to configure virtual functions > *) Enable pci_endpoint_test driver to create pci_device for virtual > functions > > v1 of the patch series can be found at [1] > v2 of the patch series can be found at [2] > v3 of the patch series can be found at [3] > v4 of the patch series can be found at [4] > v5 of the patch series can be found at [5] > > Here both physical functions and virtual functions use the same > pci_endpoint_test driver and existing pcitest utility can be used > to test virtual functions as well. I request to help test this series in your platform either with SR-IOV capability or without SR-IOV capability to make sure there are no regressions. Thanks in advance for the help! Best Regards Kishon > > Changes from v5: > *) Rebased to 5.13-rc1 > > Changes from v4: > *) Added a fix in Cadence driver which was overwriting BAR configuration > of physical function. > *) Didn't include Tom's Acked-by since Cadence driver is modified in > this revision. > > Changes from v3: > *) Fixed Rob's comment and added his Reviewed-by as suggested by him. > > Changes from v2: > *) Fixed DT binding documentation comment by Rob > *) Fixed the error check in pci-epc-core.c > > Changes from v1: > *) Re-based and Re-worked to latest kernel 5.10.0-rc2+ (now has generic > binding for EP) > > [1] -> http://lore.kernel.org/r/20191231113534.30405-1-kishon@ti.com > [2] -> http://lore.kernel.org/r/20201112175358.2653-1-kishon@ti.com > [3] -> https://lore.kernel.org/r/20210305050410.9201-1-kishon@ti.com > [4] -> http://lore.kernel.org/r/20210310160943.7606-1-kishon@ti.com > [5] -> https://lore.kernel.org/r/20210419083401.31628-1-kishon@ti.com > > Kishon Vijay Abraham I (7): > dt-bindings: PCI: pci-ep: Add binding to specify virtual function > PCI: endpoint: Add support to add virtual function in endpoint core > PCI: endpoint: Add support to link a physical function to a virtual > function > PCI: endpoint: Add virtual function number in pci_epc ops > PCI: cadence: Add support to configure virtual functions > misc: pci_endpoint_test: Populate sriov_configure ops to configure > SR-IOV device > Documentation: PCI: endpoint/pci-endpoint-cfs: Guide to use SR-IOV > > .../PCI/endpoint/pci-endpoint-cfs.rst | 12 +- > .../devicetree/bindings/pci/pci-ep.yaml | 7 + > drivers/misc/pci_endpoint_test.c | 1 + > .../pci/controller/cadence/pcie-cadence-ep.c | 285 ++++++++++++++---- > drivers/pci/controller/cadence/pcie-cadence.h | 7 + > .../pci/controller/dwc/pcie-designware-ep.c | 36 +-- > drivers/pci/controller/pcie-rcar-ep.c | 19 +- > drivers/pci/controller/pcie-rockchip-ep.c | 18 +- > drivers/pci/endpoint/functions/pci-epf-ntb.c | 79 +++-- > drivers/pci/endpoint/functions/pci-epf-test.c | 66 ++-- > drivers/pci/endpoint/pci-ep-cfs.c | 24 ++ > drivers/pci/endpoint/pci-epc-core.c | 130 +++++--- > drivers/pci/endpoint/pci-epf-core.c | 144 ++++++++- > include/linux/pci-epc.h | 57 ++-- > include/linux/pci-epf.h | 16 +- > 15 files changed, 684 insertions(+), 217 deletions(-) >