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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE374C433EF for ; Fri, 3 Jun 2022 06:33:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241483AbiFCGdo (ORCPT ); Fri, 3 Jun 2022 02:33:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229478AbiFCGdn (ORCPT ); Fri, 3 Jun 2022 02:33:43 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38CCC2BF0; Thu, 2 Jun 2022 23:33:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=0uBGXCRA3EENtOnIKbDFlPVB4jKOIAxPBU76Buv3j3M=; b=0uZvK/8SNHCMvpPoFLkj53nN3+ on6+1wVinmHTEwU8iFXGZsvS45VQesZ1BC9SskcKA9OHVctRAkH34d0/eRGRNo5V0rjZt20S3Jm6P fqR+yzS6IkS0UJu8Ohw3L9sWuQNAmwKgy79VlG/SUzp/UDhTjGhZANIE/u91dw6lAoQX3GmQUPs2p ShzotAkNYZ92+BhGJhwUA+1IGESFeGtv0Kd3u+AGa0FuP8CxX7g7LzftH9pFFNuw996IBZq+XC6DC 1/tmQ3oXJ0fejwn2Zv5hwCz14Hh5R+kb4Sv4w73Vc4zQ64Lr7hjohArPpbakH8BQi6mnuLkyr93CE bx33cVbw==; Received: from [2001:4bb8:185:a81e:b29a:8b56:eb9a:ca3b] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nx0sE-00610C-7L; Fri, 03 Jun 2022 06:33:30 +0000 From: Christoph Hellwig To: Kirti Wankhede , Tony Krowiak , Halil Pasic , Jason Herne , Eric Farman , Matthew Rosato , Zhenyu Wang , Zhi Wang , Alex Williamson Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, intel-gvt-dev@lists.freedesktop.org Subject: simplify the mdev interface Date: Fri, 3 Jun 2022 08:33:20 +0200 Message-Id: <20220603063328.3715-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-s390@vger.kernel.org Hi all, this series signigicantly simplies the mdev driver interface by following the patterns for device model interaction used elsewhere in the kernel. Diffstat: Documentation/driver-api/vfio-mediated-device.rst | 16 - Documentation/s390/vfio-ap.rst | 2 Documentation/s390/vfio-ccw.rst | 2 drivers/gpu/drm/i915/gvt/gvt.h | 1 drivers/gpu/drm/i915/gvt/kvmgt.c | 116 ++++---------- drivers/gpu/drm/i915/i915_drv.h | 2 drivers/s390/cio/cio.h | 3 drivers/s390/cio/vfio_ccw_ops.c | 32 +-- drivers/s390/crypto/vfio_ap_ops.c | 25 +-- drivers/s390/crypto/vfio_ap_private.h | 2 drivers/vfio/mdev/mdev_core.c | 181 ++++------------------ drivers/vfio/mdev/mdev_driver.c | 1 drivers/vfio/mdev/mdev_private.h | 38 ---- drivers/vfio/mdev/mdev_sysfs.c | 145 ++--------------- include/linux/mdev.h | 40 +++- samples/vfio-mdev/mbochs.c | 69 ++++---- samples/vfio-mdev/mdpy.c | 61 +++---- samples/vfio-mdev/mtty.c | 77 +++++---- 18 files changed, 258 insertions(+), 555 deletions(-)