From patchwork Mon Nov 5 11:41:48 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Foss X-Patchwork-Id: 10667911 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6446515A6 for ; Mon, 5 Nov 2018 11:42:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 51F0229711 for ; Mon, 5 Nov 2018 11:42:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 460A02972C; Mon, 5 Nov 2018 11:42:09 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D5E0129711 for ; Mon, 5 Nov 2018 11:42:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 961976E196; Mon, 5 Nov 2018 11:42:07 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5C1736E196 for ; Mon, 5 Nov 2018 11:42:06 +0000 (UTC) Received: from localhost.localdomain (unknown [IPv6:2a02:8109:92c0:207d:59be:d485:5b1c:9e22]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: robertfoss) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id D0D2B261F9E; Mon, 5 Nov 2018 11:42:04 +0000 (GMT) From: Robert Foss To: airlied@linux.ie, kraxel@redhat.com, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Rob Herring , Gustavo Padovan , Emil Velikov Subject: [PATCH v4 0/4] virgl: fence fd support Date: Mon, 5 Nov 2018 12:41:48 +0100 Message-Id: <20181105114152.2088-1-robert.foss@collabora.com> X-Mailer: git-send-email 2.17.1 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Robert Foss MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This series implements fence support for drm/virtio and has been tested using qemu, kmscube and the below branches. Rob Herring solved a reference counting issue and suggested a context check for the execbuf ioctl, his changes have been included in the below commits to keep the tree working at all commits. The linux series can be found here: https://gitlab.collabora.com/robertfoss/linux/commits/virtio_fences_v4 As for mesa, the branch can be found here: https://gitlab.collabora.com/robertfoss/mesa/commits/virtio_fences_v3 Changes since v3: - Rebased on drm-misc-next - drm/virtio: add virtio_gpu_alloc_fence() - Gerd: Clarified and extended commit message - Emil: Fixed whitespace issue - Emil: Changed label name from fail_fence to fail_backoff - Emil: Remove special case for !fence->drv in virtio_gpu_fence_cleanup() - drm/virtio: add uapi for in and out explicit fences - Emil: Added r-b - Emil: Move fence_fd assignment to after sanity checks - drm/virtio: add in-fences support for explicit synchronization - Move all in_fence handling to the same VIRTGPU_EXECBUF_FENCE_FD_IN block - Emil: Make sure to always call dma_fence_put() - Emil: Added r-b - drm/virtio: add out-fences support for explicit synchronization - Emil: Combine with in-fences patch - drm/virtio: bump driver version after explicit synchronization addition - Emil: Added r-b Changes since v2: - drm/virtio: add virtio_gpu_alloc_fence() - Forward port and fix compilation issues - drm/virtio: add uapi for in and out explicit fences - Check exbuf->flags for unsupported flags - drm/virtio: add in-fences support for explicit synchronization Gustavo Padovan (1): drm/virtio: bump driver version after explicit synchronization addition Robert Foss (3): drm/virtio: add virtio_gpu_alloc_fence() drm/virtio: add uapi for in and out explicit fences drm/virtio: add in/out fence support for explicit synchronization drivers/gpu/drm/virtio/virtgpu_drv.h | 8 +- drivers/gpu/drm/virtio/virtgpu_fence.c | 29 +++++-- drivers/gpu/drm/virtio/virtgpu_ioctl.c | 108 +++++++++++++++++++++---- drivers/gpu/drm/virtio/virtgpu_plane.c | 46 +++++++++-- drivers/gpu/drm/virtio/virtgpu_vq.c | 2 +- include/uapi/drm/virtgpu_drm.h | 13 ++- 6 files changed, 173 insertions(+), 33 deletions(-)