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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 A3C11378214C; Thu, 18 Apr 2024 19:01:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1713466866; bh=y/JwNb4pCY4XVdIzPa8Jz7cjDWf+QNSxs4g12aRCOQI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IR61oWAMjJYscu5UB0Qy76t24wzJy8GKN2SfbjpXLULArDXp/gd32h8SHTyqvVq7Q DzHbYbimmfn8qS8zqc2w2xS4UevL35lSf0HTiuZ4+uqTFru2tdel0O2lie+GX0dB+q iA3W/P2OFcnpqfxmKZ9p3sH6D8vWr07GZBRbbuIxKU3tgh41aEhsNdl0kihEMj3fGm gEOMUgLm0B6h+I419PiUm7HJBz5wfFcLgQhyxmf7bQs1DZsLYTdRhplNOiuSDQtcQS CKgfOjVJhkZ4hDZ4RrCBfBeiQbv4F4nr57mbMeWk2xAuidogOv18Ardi9TvsTQWy7i NiwliWG5HOJpQ== 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 , Anthony PERARD , 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 v8 05/11] virtio-gpu: Add virgl resource management Date: Thu, 18 Apr 2024 22:00:34 +0300 Message-ID: <20240418190040.1110210-6-dmitry.osipenko@collabora.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240418190040.1110210-1-dmitry.osipenko@collabora.com> References: <20240418190040.1110210-1-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+importer=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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @collabora.com) X-ZM-MESSAGEID: 1713467017883100003 Content-Type: text/plain; charset="utf-8" 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. Signed-off-by: Huang Rui Reviewed-by: Antonio Caggiano Signed-off-by: Dmitry Osipenko --- hw/display/virtio-gpu-virgl.c | 57 +++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c index ef598d8d23ee..04f7a191c41a 100644 --- a/hw/display/virtio-gpu-virgl.c +++ b/hw/display/virtio-gpu-virgl.c @@ -35,11 +35,34 @@ 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_simple_resource *res; =20 VIRTIO_GPU_FILL_CMD(c2d); trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, c2d.width, c2d.height); =20 + if (c2d.resource_id =3D=3D 0) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n= ", + __func__); + cmd->error =3D VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res =3D virtio_gpu_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 =3D VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res =3D g_new0(struct virtio_gpu_simple_resource, 1); + res->width =3D c2d.width; + res->height =3D c2d.height; + res->format =3D c2d.format; + res->resource_id =3D c2d.resource_id; + QTAILQ_INSERT_HEAD(&g->reslist, res, next); + args.handle =3D c2d.resource_id; args.target =3D 2; args.format =3D c2d.format; @@ -59,11 +82,34 @@ 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_simple_resource *res; =20 VIRTIO_GPU_FILL_CMD(c3d); trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format, c3d.width, c3d.height, c3d.depth); =20 + if (c3d.resource_id =3D=3D 0) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n= ", + __func__); + cmd->error =3D VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res =3D virtio_gpu_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 =3D VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + res =3D g_new0(struct virtio_gpu_simple_resource, 1); + res->width =3D c3d.width; + res->height =3D c3d.height; + res->format =3D c3d.format; + res->resource_id =3D c3d.resource_id; + QTAILQ_INSERT_HEAD(&g->reslist, res, next); + args.handle =3D c3d.resource_id; args.target =3D c3d.target; args.format =3D c3d.format; @@ -82,12 +128,19 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd) { struct virtio_gpu_resource_unref unref; + struct virtio_gpu_simple_resource *res; struct iovec *res_iovs =3D NULL; int num_iovs =3D 0; =20 VIRTIO_GPU_FILL_CMD(unref); trace_virtio_gpu_cmd_res_unref(unref.resource_id); =20 + res =3D virtio_gpu_find_resource(g, unref.resource_id); + if (!res) { + cmd->error =3D VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + virgl_renderer_resource_detach_iov(unref.resource_id, &res_iovs, &num_iovs); @@ -95,6 +148,10 @@ 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, next); + + g_free(res); } =20 static void virgl_cmd_context_create(VirtIOGPU *g, --=20 2.44.0