From nobody Tue Feb 10 01:33:24 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=collabora.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1627480416147649.238638915957; Wed, 28 Jul 2021 06:53:36 -0700 (PDT) Received: from localhost ([::1]:34100 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m8k07-0002Pr-6a for importer@patchew.org; Wed, 28 Jul 2021 09:53:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51746) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m8ju4-00053H-4F for qemu-devel@nongnu.org; Wed, 28 Jul 2021 09:47:20 -0400 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]:51758) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m8ju2-0005T8-8W for qemu-devel@nongnu.org; Wed, 28 Jul 2021 09:47:19 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: fahien) with ESMTPSA id 5B9401F4384B From: Antonio Caggiano To: qemu-devel@nongnu.org Subject: [PATCH v2 5/8] virtio-gpu: Resource UUID Date: Wed, 28 Jul 2021 15:46:31 +0200 Message-Id: <20210728134634.2142156-6-antonio.caggiano@collabora.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210728134634.2142156-1-antonio.caggiano@collabora.com> References: <20210728134634.2142156-1-antonio.caggiano@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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1098:0:82:1000:25:2eeb:e3e3; envelope-from=antonio.caggiano@collabora.com; helo=bhuna.collabora.co.uk X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, UNPARSEABLE_RELAY=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Gerd Hoffmann , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1627480416908100001 Content-Type: text/plain; charset="utf-8" Enable resource UUID feature and implement command resource assign UUID. For the moment, use the resource ID as UUID. Signed-off-by: Antonio Caggiano --- hw/display/trace-events | 1 + hw/display/virtio-gpu-base.c | 2 ++ hw/display/virtio-gpu-virgl.c | 3 +++ hw/display/virtio-gpu.c | 26 ++++++++++++++++++++++++++ include/hw/virtio/virtio-gpu.h | 2 ++ 5 files changed, 34 insertions(+) diff --git a/hw/display/trace-events b/hw/display/trace-events index f03f6655bc..6b178fa75d 100644 --- a/hw/display/trace-events +++ b/hw/display/trace-events @@ -37,6 +37,7 @@ virtio_gpu_cmd_res_create_blob(uint32_t res, uint64_t siz= e) "res 0x%x, size %" P virtio_gpu_cmd_res_unref(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_back_attach(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_back_detach(uint32_t res) "res 0x%x" +virtio_gpu_cmd_res_assign_uuid(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_xfer_toh_2d(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_xfer_toh_3d(uint32_t res) "res 0x%x" virtio_gpu_cmd_res_xfer_fromh_3d(uint32_t res) "res 0x%x" diff --git a/hw/display/virtio-gpu-base.c b/hw/display/virtio-gpu-base.c index 31b430664f..263a888922 100644 --- a/hw/display/virtio-gpu-base.c +++ b/hw/display/virtio-gpu-base.c @@ -218,6 +218,8 @@ virtio_gpu_base_get_features(VirtIODevice *vdev, uint64= _t features, features |=3D (1 << VIRTIO_GPU_F_HOSTMEM); } =20 + features |=3D (1 << VIRTIO_GPU_F_RESOURCE_UUID); + return features; } =20 diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c index 5a184cf445..38e5ca6c72 100644 --- a/hw/display/virtio-gpu-virgl.c +++ b/hw/display/virtio-gpu-virgl.c @@ -458,6 +458,9 @@ void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, /* TODO add security */ virgl_cmd_ctx_detach_resource(g, cmd); break; + case VIRTIO_GPU_CMD_RESOURCE_ASSIGN_UUID: + virtio_gpu_resource_assign_uuid(g, cmd); + break; case VIRTIO_GPU_CMD_GET_CAPSET_INFO: virgl_cmd_get_capset_info(g, cmd); break; diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 9686f17d79..26b819dd3d 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -932,6 +932,29 @@ virtio_gpu_resource_detach_backing(VirtIOGPU *g, virtio_gpu_cleanup_mapping(g, res); } =20 +void virtio_gpu_resource_assign_uuid(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_simple_resource *res; + struct virtio_gpu_resource_assign_uuid assign; + struct virtio_gpu_resp_resource_uuid resp; + + VIRTIO_GPU_FILL_CMD(assign); + virtio_gpu_bswap_32(&assign, sizeof(assign)); + trace_virtio_gpu_cmd_res_assign_uuid(assign.resource_id); + + res =3D virtio_gpu_find_check_resource(g, assign.resource_id, false, _= _func__, &cmd->error); + if (!res) { + return; + } + + memset(&resp, 0, sizeof(resp)); + resp.hdr.type =3D VIRTIO_GPU_RESP_OK_RESOURCE_UUID; + /* FIXME: for the moment use the resource id as UUID */ + *((uint32_t*)(resp.uuid + 12)) =3D assign.resource_id; + virtio_gpu_ctrl_response(g, cmd, &resp.hdr, sizeof(resp)); +} + void virtio_gpu_simple_process_cmd(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd) { @@ -980,6 +1003,9 @@ void virtio_gpu_simple_process_cmd(VirtIOGPU *g, case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: virtio_gpu_resource_detach_backing(g, cmd); break; + case VIRTIO_GPU_CMD_RESOURCE_ASSIGN_UUID: + virtio_gpu_resource_assign_uuid(g, cmd); + break; default: cmd->error =3D VIRTIO_GPU_RESP_ERR_UNSPEC; break; diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index 835ebcb1a0..5cab5f42ac 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -263,6 +263,8 @@ int virtio_gpu_create_mapping_iov(VirtIOGPU *g, uint32_t *niov); void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, struct iovec *iov, uint32_t count); +void virtio_gpu_resource_assign_uuid(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd); void virtio_gpu_process_cmdq(VirtIOGPU *g); void virtio_gpu_device_realize(DeviceState *qdev, Error **errp); void virtio_gpu_reset(VirtIODevice *vdev); --=20 2.30.2