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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 4B9B8C5ACAE for ; Thu, 12 Sep 2019 09:40:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2050020856 for ; Thu, 12 Sep 2019 09:40:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730815AbfILJkc (ORCPT ); Thu, 12 Sep 2019 05:40:32 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45576 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730454AbfILJkc (ORCPT ); Thu, 12 Sep 2019 05:40:32 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9D954308FBFC; Thu, 12 Sep 2019 09:40:31 +0000 (UTC) Received: from jason-ThinkPad-X1-Carbon-6th.redhat.com (ovpn-12-89.pek2.redhat.com [10.72.12.89]) by smtp.corp.redhat.com (Postfix) with ESMTP id 376B860852; Thu, 12 Sep 2019 09:40:14 +0000 (UTC) From: Jason Wang To: kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, alex.williamson@redhat.com Cc: mst@redhat.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, cohuck@redhat.com, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.com, akrowiak@linux.ibm.com, pmorel@linux.ibm.com, freude@linux.ibm.com, tiwei.bie@intel.com, virtualization@lists.linux-foundation.org, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, idos@mellanox.com, xiao.w.wang@intel.com, lingshan.zhu@intel.com, Jason Wang Subject: [RFC PATCH 0/2] Mdev: support mutiple kinds of devices Date: Thu, 12 Sep 2019 17:40:10 +0800 Message-Id: <20190912094012.29653-1-jasowang@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Thu, 12 Sep 2019 09:40:32 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all: During the development of virtio-mdev[1]. I find that mdev needs to be extended to support devices other than vfio mdev device. So this series tries to extend the mdev to be able to differ from different devices by: - device id and matching for mdev bus - device speicfic callbacks and move vfio callbacks there Sent for early reivew, compile test only! Thanks [1] https://lkml.org/lkml/2019/9/10/135 Jason Wang (2): mdev: device id support mdev: introduce device specific ops drivers/gpu/drm/i915/gvt/kvmgt.c | 16 ++++--- drivers/s390/cio/vfio_ccw_ops.c | 16 ++++--- drivers/s390/crypto/vfio_ap_ops.c | 13 ++++-- drivers/vfio/mdev/mdev_core.c | 14 +++++- drivers/vfio/mdev/mdev_driver.c | 14 ++++++ drivers/vfio/mdev/mdev_private.h | 1 + drivers/vfio/mdev/vfio_mdev.c | 36 ++++++++++----- include/linux/mdev.h | 76 +++++++++++++++++++------------ include/linux/mod_devicetable.h | 6 +++ samples/vfio-mdev/mbochs.c | 18 +++++--- samples/vfio-mdev/mdpy.c | 18 +++++--- samples/vfio-mdev/mtty.c | 16 ++++--- 12 files changed, 163 insertions(+), 81 deletions(-) -- 2.19.1