From nobody Thu Sep 19 02:13:47 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=quarantine dis=none) header.from=collabora.com ARC-Seal: i=1; a=rsa-sha256; t=1719156356; cv=none; d=zohomail.com; s=zohoarc; b=Zee2iR7efZAJwHdJmZj2L++3ALhcvUlwH1rm6Kg4KlAsSjijN6NGBDpHT6vigzD/lg+5hCPi+3rLAVKyzBqb2vG9J32QB/i9PEt/RkRitbhdChRp+ULmDv/vIrGZKGWmcuZVBGyrwsL8n2xImataLp6gl2HVgJmWUS60pXR9L0Y= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719156356; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=fZdh7Oe/aX+YKBi2jldnm5hSV5YbogBis3EZC+F2INs=; b=gId9+gKrRsc2Id1eh0Zguga+GffVQlXt24OFUOhF4KPBItnrcH9AIwGk927phxTqH+Y3/0k424YK9tncNZnzIg9hmzVVkl5ph8mgYCouzJam5ULAVt95OqVhgesCpCyTVymv3CuMau7TxREu4i/JZaqBoFbEuiRuPRVjXArArUk= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719156356386652.1413296682238; Sun, 23 Jun 2024 08:25:56 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sLP4r-00023G-8A; Sun, 23 Jun 2024 11:24:25 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLP4p-00022y-OD for qemu-devel@nongnu.org; Sun, 23 Jun 2024 11:24:23 -0400 Received: from madrid.collaboradmins.com ([2a00:1098:ed:100::25]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLP4o-0003O3-2g for qemu-devel@nongnu.org; Sun, 23 Jun 2024 11:24:23 -0400 Received: from workpc.. (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dmitry.osipenko) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 430EF37804C9; Sun, 23 Jun 2024 15:24:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1719156261; bh=hMNGapNE/GSb/CSQCIXjNJ/M5YHrAJT9zF3bxosPNYM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=btc15213M1myTzKXbvofcxo8+5QE8GMNA/WjfKiENHXpsec+rwkhKu1mYsoLge85F hiee3SJEbYxxnHXfXDd1WGpc25aCNzYf5f5stU3S/r3vJ4Kh9Ys1waVU2te3yFb9A/ HAd3VtjhHtupB89T9sbS1GNhDZ84gg+ghd/RZZrjIyGeneI7SNIq3ktP6UNE+1YSe2 VJqdGvznde/KJvP1+q/YpMXPGRdMMCtFvlm4qGPqplxL6rZvupA4jZ98v/hXJgdnHq Sl39j75UcMgCqGrpOKSou/6qX+u2CVoeX8U2WGfi995xXu+lH++1dFNuCCQC6IpKjs TFFOCi4ZmGVUQ== From: Dmitry Osipenko To: Akihiko Odaki , Huang Rui , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Gerd Hoffmann , "Michael S . Tsirkin" , Stefano Stabellini , Antonio Caggiano , "Dr . David Alan Gilbert" , Robert Beckett , Gert Wollny , =?UTF-8?q?Alex=20Benn=C3=A9e?= Cc: qemu-devel@nongnu.org, Gurchetan Singh , ernunes@redhat.com, Alyssa Ross , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Alex Deucher , Stefano Stabellini , =?UTF-8?q?Christian=20K=C3=B6nig?= , Xenia Ragiadakou , Pierre-Eric Pelloux-Prayer , Honglei Huang , Julia Zhang , Chen Jiqian , Yiwei Zhang Subject: [PATCH v16 10/13] virtio-gpu: Support suspension of commands processing Date: Sun, 23 Jun 2024 18:23:40 +0300 Message-ID: <20240623152343.328436-11-dmitry.osipenko@collabora.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240623152343.328436-1-dmitry.osipenko@collabora.com> References: <20240623152343.328436-1-dmitry.osipenko@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1098:ed:100::25; envelope-from=dmitry.osipenko@collabora.com; helo=madrid.collaboradmins.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @collabora.com) X-ZM-MESSAGEID: 1719156358041100003 Content-Type: text/plain; charset="utf-8" Check whether command processing has been finished; otherwise, stop processing commands and retry the command again next time. This allows us to support asynchronous execution of non-fenced commands needed for unmapping host blobs safely. Suggested-by: Akihiko Odaki Signed-off-by: Dmitry Osipenko Reviewed-by: Akihiko Odaki --- hw/display/trace-events | 1 + hw/display/virtio-gpu.c | 6 ++++++ 2 files changed, 7 insertions(+) diff --git a/hw/display/trace-events b/hw/display/trace-events index e212710284ae..d26d663f9638 100644 --- a/hw/display/trace-events +++ b/hw/display/trace-events @@ -55,6 +55,7 @@ virtio_gpu_fence_ctrl(uint64_t fence, uint32_t type) "fen= ce 0x%" PRIx64 ", type virtio_gpu_fence_resp(uint64_t fence) "fence 0x%" PRIx64 virtio_gpu_inc_inflight_fences(uint32_t inflight) "in-flight+ %u" virtio_gpu_dec_inflight_fences(uint32_t inflight) "in-flight- %u" +virtio_gpu_cmd_suspended(uint32_t cmd) "cmd 0x%x" =20 # qxl.c disable qxl_io_write_vga(int qid, const char *mode, uint32_t addr, uint32_= t val) "%d %s addr=3D%u val=3D%u" diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 40a9d089710c..b348805fbaee 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -1054,6 +1054,12 @@ void virtio_gpu_process_cmdq(VirtIOGPU *g) /* process command */ vgc->process_cmd(g, cmd); =20 + /* command suspended */ + if (!cmd->finished && !(cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE= )) { + trace_virtio_gpu_cmd_suspended(cmd->cmd_hdr.type); + break; + } + QTAILQ_REMOVE(&g->cmdq, cmd, next); if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { g->stats.requests++; --=20 2.45.2