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(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 2C168378205A; Sun, 19 May 2024 21:28:01 +0000 (UTC) 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 v12 06/13] virtio-gpu: Add virgl resource management Date: Mon, 20 May 2024 00:27:05 +0300 Message-ID: <20240519212712.2605419-7-dmitry.osipenko@collabora.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240519212712.2605419-1-dmitry.osipenko@collabora.com> References: <20240519212712.2605419-1-dmitry.osipenko@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Huang Rui In a preparation to adding host blobs support to virtio-gpu, add virgl resource management that allows to retrieve resource based on its ID and virgl resource wrapper on top of simple resource that will be contain fields specific to virgl. Signed-off-by: Huang Rui Reviewed-by: Antonio Caggiano Signed-off-by: Dmitry Osipenko --- hw/display/virtio-gpu-virgl.c | 76 +++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c index fc667559cc41..612fa86e5f34 100644 --- a/hw/display/virtio-gpu-virgl.c +++ b/hw/display/virtio-gpu-virgl.c @@ -22,6 +22,23 @@ #include +struct virtio_gpu_virgl_resource { + struct virtio_gpu_simple_resource base; +}; + +static struct virtio_gpu_virgl_resource * +virtio_gpu_virgl_find_resource(VirtIOGPU *g, uint32_t resource_id) +{ + struct virtio_gpu_simple_resource *res; + + res = virtio_gpu_find_resource(g, resource_id); + if (!res) { + return NULL; + } + + return container_of(res, struct virtio_gpu_virgl_resource, base); +} + #if VIRGL_RENDERER_CALLBACKS_VERSION >= 4 static void * virgl_get_egl_display(G_GNUC_UNUSED void *cookie) @@ -35,11 +52,34 @@ static void virgl_cmd_create_resource_2d(VirtIOGPU *g, { struct virtio_gpu_resource_create_2d c2d; struct virgl_renderer_resource_create_args args; + struct virtio_gpu_virgl_resource *res; VIRTIO_GPU_FILL_CMD(c2d); trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, c2d.width, c2d.height); + if (c2d.resource_id == 0) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", + __func__); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res = virtio_gpu_virgl_find_resource(g, c2d.resource_id); + if (res) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", + __func__, c2d.resource_id); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res = g_new0(struct virtio_gpu_virgl_resource, 1); + res->base.width = c2d.width; + res->base.height = c2d.height; + res->base.format = c2d.format; + res->base.resource_id = c2d.resource_id; + QTAILQ_INSERT_HEAD(&g->reslist, &res->base, next); + args.handle = c2d.resource_id; args.target = 2; args.format = c2d.format; @@ -59,11 +99,34 @@ static void virgl_cmd_create_resource_3d(VirtIOGPU *g, { struct virtio_gpu_resource_create_3d c3d; struct virgl_renderer_resource_create_args args; + struct virtio_gpu_virgl_resource *res; VIRTIO_GPU_FILL_CMD(c3d); trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format, c3d.width, c3d.height, c3d.depth); + if (c3d.resource_id == 0) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", + __func__); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res = virtio_gpu_virgl_find_resource(g, c3d.resource_id); + if (res) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", + __func__, c3d.resource_id); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res = g_new0(struct virtio_gpu_virgl_resource, 1); + res->base.width = c3d.width; + res->base.height = c3d.height; + res->base.format = c3d.format; + res->base.resource_id = c3d.resource_id; + QTAILQ_INSERT_HEAD(&g->reslist, &res->base, next); + args.handle = c3d.resource_id; args.target = c3d.target; args.format = c3d.format; @@ -82,12 +145,21 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd) { struct virtio_gpu_resource_unref unref; + struct virtio_gpu_virgl_resource *res; struct iovec *res_iovs = NULL; int num_iovs = 0; VIRTIO_GPU_FILL_CMD(unref); trace_virtio_gpu_cmd_res_unref(unref.resource_id); + res = virtio_gpu_virgl_find_resource(g, unref.resource_id); + if (!res) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource does not exist %d\n", + __func__, unref.resource_id); + cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + virgl_renderer_resource_detach_iov(unref.resource_id, &res_iovs, &num_iovs); @@ -95,6 +167,10 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g, virtio_gpu_cleanup_mapping_iov(g, res_iovs, num_iovs); } virgl_renderer_resource_unref(unref.resource_id); + + QTAILQ_REMOVE(&g->reslist, &res->base, next); + + g_free(res); } static void virgl_cmd_context_create(VirtIOGPU *g, -- 2.44.0