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GET /api/patches/2196809/?format=api
{ "id": 2196809, "url": "http://patchwork.ozlabs.org/api/patches/2196809/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260216-audio-v1-36-e676662e4514@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260216-audio-v1-36-e676662e4514@redhat.com>", "list_archive_url": null, "date": "2026-02-16T11:15:25", "name": "[36/85] audio: split AudioBackend", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "22d6ba43230e7c0ea1fdea584b7cbdcdc2b5c8d7", "submitter": { "id": 66774, "url": "http://patchwork.ozlabs.org/api/people/66774/?format=api", "name": "Marc-André Lureau", "email": "marcandre.lureau@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260216-audio-v1-36-e676662e4514@redhat.com/mbox/", "series": [ { "id": 492294, "url": "http://patchwork.ozlabs.org/api/series/492294/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492294", "date": "2026-02-16T11:14:52", "name": "audio: cleanups & add a manual test", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/492294/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196809/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2196809/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=PpgHGZk3;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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Mon, 16 Feb 2026 06:17:26 -0500", "from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com\n (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by\n relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n cipher=TLS_AES_256_GCM_SHA384) id us-mta-643-d0kVv8e4M0-F4X4nNSFX1Q-1; Mon,\n 16 Feb 2026 06:17:21 -0500", "from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com\n (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS\n id D181E195608A; Mon, 16 Feb 2026 11:17:18 +0000 (UTC)", "from localhost (unknown [10.45.242.26])\n by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP\n id 3FEB11800465; Mon, 16 Feb 2026 11:17:18 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1771240642;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=8+nrp9qBSi6zwojCZeyXirIcfPIy3aiCAysKZAQazqs=;\n b=PpgHGZk3IlHHoBSk2+QIbKhL4T0SoH+lxQLx0oQhxHFZPJXr5pW5DVNT+ZzBZnknM/x/Vp\n 44n6t0FxKlT8NbhNwK+LVeEyWXaVXNeOI5P9rrFfR6j5KWxbtLdPb/maA0GmFvDkzB6k4L\n x1c96ggi+Gj6I9EP403XLtZeIh+nnqw=", "X-MC-Unique": "d0kVv8e4M0-F4X4nNSFX1Q-1", "X-Mimecast-MFC-AGG-ID": "d0kVv8e4M0-F4X4nNSFX1Q_1771240639", "From": "=?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>", "Date": "Mon, 16 Feb 2026 12:15:25 +0100", "Subject": "[PATCH 36/85] audio: split AudioBackend", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "8bit", "Message-Id": "<20260216-audio-v1-36-e676662e4514@redhat.com>", "References": "<20260216-audio-v1-0-e676662e4514@redhat.com>", "In-Reply-To": "<20260216-audio-v1-0-e676662e4514@redhat.com>", "To": "qemu-devel@nongnu.org", "Cc": "Gerd Hoffmann <kraxel@redhat.com>, Eduardo Habkost <eduardo@habkost.net>,\n Paolo Bonzini <pbonzini@redhat.com>,\n =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>, =?utf-8?q?Phil?=\n\t=?utf-8?q?ippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>,\n John Snow <jsnow@redhat.com>, Cleber Rosa <crosa@redhat.com>,\n Christian Schoenebeck <qemu_oss@crudebyte.com>,\n Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>,\n Thomas Huth <huth@tuxfamily.org>, Alexandre Ratchov <alex@caoua.org>,\n\t=?utf-8?q?Alex_Benn=C3=A9e?= <alex.bennee@linaro.org>,\n Laurent Vivier <laurent@vivier.eu>, \"Michael S. Tsirkin\" <mst@redhat.com>,\n Manos Pitsidianakis <manos.pitsidianakis@linaro.org>,\n Alistair Francis <alistair@alistair23.me>,\n \"Edgar E. Iglesias\" <edgar.iglesias@gmail.com>,\n Peter Maydell <peter.maydell@linaro.org>, qemu-arm@nongnu.org, =?utf-8?q?M?=\n\t=?utf-8?q?arc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Mark Cave-Ayland <mark.caveayland@nutanix.com>", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=16069;\n i=marcandre.lureau@redhat.com; h=from:subject:message-id;\n bh=VahWk8EyqYcNksac0aGnGbnCMMzcEu89NuQd+pfGwDM=;\n b=owEBbQKS/ZANAwAKAdro4Ql1lpzlAcsmYgBpkvxPitklu/qLDYihp68whkOhYB5aLOys9hM1K\n HhCyrm0pguJAjMEAAEKAB0WIQSHqb2TP4fGBtJ29i3a6OEJdZac5QUCaZL8TwAKCRDa6OEJdZac\n 5ULwD/0eKChYSEmxjt7lq3k1T7N9EBMcHr+GmfYBKcGJExrRA8nKjqfnPQiIN/X9kriLbA0PJM/\n qum5kJT8e8ts7S88GSkWzyVvd29AxbbaWhRYS4bdPpw3KjH7m3TD838xA3LVPhF1vukR2t34gYx\n GvHBxppt3VWkTGz5QS0OvkTUK/pExUQoWxfxI69ncFXIDuM9+PqiBSisC8La6NzT9n3l3UPzGx8\n cnUWoRGFYMIj2L1ICtBhZCTZg9tHD4Z6oMwAkL9CqI0305oaGeQDHZxZfEPKtQEp5ndlxyiMWbZ\n CLfAn59p84vXrYeaWzLe4QjoODZevgBK+4B34hpSAc0p3Ix868eVuTlMvomzFw7kZnDToztISQx\n o94VxV7PsFJpFhiAutWuGb68hS3kRybf8bolWE4nV5SaJQ8R/jUT/57u9CEtuXJOKRpdc/GiGw8\n QVA+eytC4hLUawYjfQS/RzVEpsZhAPIqzI7QIGEIHl/8lXFzCwkoAbLABMrOb4TSrJx+RuBjUGb\n f+Xx5F03MgulEnw+TQtyZvaMOe5aO+48XlK27hRJYROsO+kBiEIedDQn5SEosLzw92nQH3la+S3\n Ed6TO2TV1CQDcLtmX35W16SZtRjE95U7IcDSz/d3+PreBpNMmk9eMVwaB8O+YtL3AKyw1X56pFu\n rzx1cUTudk1XS1w==", "X-Developer-Key": "i=marcandre.lureau@redhat.com; a=openpgp;\n fpr=87A9BD933F87C606D276F62DDAE8E10975969CE5", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.93", "Received-SPF": "pass client-ip=170.10.129.124;\n envelope-from=marcandre.lureau@redhat.com;\n helo=us-smtp-delivery-124.mimecast.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, DKIMWL_WL_HIGH=-0.001,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-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": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Code clean-up, to allow building bare abstract class separately.\n\nThe original file is MIT-licensed.\n\nSigned-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>\nReviewed-by: Mark Cave-Ayland <mark.caveayland@nutanix.com>\n---\n include/qemu/audio.h | 2 +\n audio/audio-be.c | 206 ++++++++++++++++++++++++++++++++++++++++++++++++++\n audio/audio.c | 209 +--------------------------------------------------\n audio/meson.build | 1 +\n 4 files changed, 211 insertions(+), 207 deletions(-)", "diff": "diff --git a/include/qemu/audio.h b/include/qemu/audio.h\nindex 4fae48886ba..9f85c6316a8 100644\n--- a/include/qemu/audio.h\n+++ b/include/qemu/audio.h\n@@ -111,6 +111,8 @@ typedef struct AudioBackendClass {\n \n bool AUD_backend_check(AudioBackend **be, Error **errp);\n \n+AudioBackend *audio_be_new(Audiodev *dev, Error **errp);\n+\n SWVoiceOut *AUD_open_out(\n AudioBackend *be,\n SWVoiceOut *sw,\ndiff --git a/audio/audio-be.c b/audio/audio-be.c\nnew file mode 100644\nindex 00000000000..51fb124026a\n--- /dev/null\n+++ b/audio/audio-be.c\n@@ -0,0 +1,206 @@\n+/* SPDX-License-Identifier: MIT */\n+\n+#include \"qemu/osdep.h\"\n+#include \"qemu/audio.h\"\n+#include \"qemu/audio-capture.h\"\n+#include \"qapi/error.h\"\n+\n+bool AUD_backend_check(AudioBackend **be, Error **errp)\n+{\n+ assert(be != NULL);\n+\n+ if (!*be) {\n+ *be = audio_get_default_audio_be(errp);\n+ if (!*be) {\n+ return false;\n+ }\n+ }\n+\n+ return true;\n+}\n+\n+SWVoiceIn *AUD_open_in(\n+ AudioBackend *be,\n+ SWVoiceIn *sw,\n+ const char *name,\n+ void *callback_opaque,\n+ audio_callback_fn callback_fn,\n+ const struct audsettings *as)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->open_in(be, sw, name, callback_opaque, callback_fn, as);\n+}\n+\n+SWVoiceOut *AUD_open_out(\n+ AudioBackend *be,\n+ SWVoiceOut *sw,\n+ const char *name,\n+ void *callback_opaque,\n+ audio_callback_fn callback_fn,\n+ const struct audsettings *as)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->open_out(be, sw, name, callback_opaque, callback_fn, as);\n+}\n+\n+void AUD_close_out(AudioBackend *be, SWVoiceOut *sw)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->close_out(be, sw);\n+}\n+\n+void AUD_close_in(AudioBackend *be, SWVoiceIn *sw)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->close_in(be, sw);\n+}\n+\n+bool AUD_is_active_out(AudioBackend *be, SWVoiceOut *sw)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->is_active_out(be, sw);\n+}\n+\n+bool AUD_is_active_in(AudioBackend *be, SWVoiceIn *sw)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->is_active_in(be, sw);\n+}\n+\n+size_t AUD_write(AudioBackend *be, SWVoiceOut *sw, void *buf, size_t size)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->write(be, sw, buf, size);\n+}\n+\n+size_t AUD_read(AudioBackend *be, SWVoiceIn *sw, void *buf, size_t size)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->read(be, sw, buf, size);\n+}\n+\n+int AUD_get_buffer_size_out(AudioBackend *be, SWVoiceOut *sw)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->get_buffer_size_out(be, sw);\n+}\n+\n+void AUD_set_active_out(AudioBackend *be, SWVoiceOut *sw, bool on)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->set_active_out(be, sw, on);\n+}\n+\n+void AUD_set_active_in(AudioBackend *be, SWVoiceIn *sw, bool on)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->set_active_in(be, sw, on);\n+}\n+\n+void AUD_set_volume_out(AudioBackend *be, SWVoiceOut *sw, Volume *vol)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ klass->set_volume_out(be, sw, vol);\n+}\n+\n+void AUD_set_volume_in(AudioBackend *be, SWVoiceIn *sw, Volume *vol)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ klass->set_volume_in(be, sw, vol);\n+}\n+\n+CaptureVoiceOut *AUD_add_capture(\n+ AudioBackend *be,\n+ struct audsettings *as,\n+ struct audio_capture_ops *ops,\n+ void *cb_opaque)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->add_capture(be, as, ops, cb_opaque);\n+}\n+\n+void AUD_del_capture(AudioBackend *be, CaptureVoiceOut *cap, void *cb_opaque)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ klass->del_capture(be, cap, cb_opaque);\n+}\n+\n+#ifdef CONFIG_GIO\n+bool audio_be_can_set_dbus_server(AudioBackend *be)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ return klass->set_dbus_server != NULL;\n+}\n+\n+bool audio_be_set_dbus_server(AudioBackend *be,\n+ GDBusObjectManagerServer *server,\n+ bool p2p,\n+ Error **errp)\n+{\n+ AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n+\n+ if (!audio_be_can_set_dbus_server(be)) {\n+ error_setg(errp, \"Audiodev '%s' is not compatible with DBus\",\n+ audio_be_get_id(be));\n+ return false;\n+ }\n+\n+ return klass->set_dbus_server(be, server, p2p, errp);\n+}\n+#endif\n+\n+const char *audio_be_get_id(AudioBackend *be)\n+{\n+ if (be) {\n+ return AUDIO_BACKEND_GET_CLASS(be)->get_id(be);\n+ } else {\n+ return \"\";\n+ }\n+}\n+\n+AudioBackend *audio_be_new(Audiodev *dev, Error **errp)\n+{\n+ const char *drvname = AudiodevDriver_str(dev->driver);\n+ g_autofree char *type = g_strconcat(\"audio-\", drvname, NULL);\n+ AudioBackend *be = AUDIO_BACKEND(object_new(type));\n+\n+ if (!be) {\n+ error_setg(errp, \"Unknown audio driver `%s'\", drvname);\n+ return NULL;\n+ }\n+\n+ if (!AUDIO_BACKEND_GET_CLASS(be)->realize(be, dev, errp)) {\n+ object_unref(OBJECT(be));\n+ return NULL;\n+ }\n+\n+ return be;\n+}\n+\n+static const TypeInfo audio_types[] = {\n+ {\n+ .name = TYPE_AUDIO_BACKEND,\n+ .parent = TYPE_OBJECT,\n+ .instance_size = sizeof(AudioBackend),\n+ .abstract = true,\n+ .class_size = sizeof(AudioBackendClass),\n+ },\n+};\n+\n+DEFINE_TYPES(audio_types)\ndiff --git a/audio/audio.c b/audio/audio.c\nindex 32b2b882f80..22e55ac9758 100644\n--- a/audio/audio.c\n+++ b/audio/audio.c\n@@ -870,15 +870,8 @@ static size_t audio_mixeng_backend_write(AudioBackend *be, SWVoiceOut *sw,\n }\n }\n \n-size_t AUD_write(AudioBackend *be, SWVoiceOut *sw, void *buf, size_t size)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->write(be, sw, buf, size);\n-}\n-\n-static size_t audio_mixeng_backend_read(AudioBackend *be, SWVoiceIn *sw,\n- void *buf, size_t size)\n+static size_t audio_mixeng_backend_read(AudioBackend *be,\n+ SWVoiceIn *sw, void *buf, size_t size)\n {\n HWVoiceIn *hw;\n \n@@ -901,13 +894,6 @@ static size_t audio_mixeng_backend_read(AudioBackend *be, SWVoiceIn *sw,\n \n }\n \n-size_t AUD_read(AudioBackend *be, SWVoiceIn *sw, void *buf, size_t size)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->read(be, sw, buf, size);\n-}\n-\n static int audio_mixeng_backend_get_buffer_size_out(AudioBackend *be, SWVoiceOut *sw)\n {\n if (!sw) {\n@@ -921,13 +907,6 @@ static int audio_mixeng_backend_get_buffer_size_out(AudioBackend *be, SWVoiceOut\n return sw->hw->samples * sw->hw->info.bytes_per_frame;\n }\n \n-int AUD_get_buffer_size_out(AudioBackend *be, SWVoiceOut *sw)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->get_buffer_size_out(be, sw);\n-}\n-\n static void audio_mixeng_backend_set_active_out(AudioBackend *be, SWVoiceOut *sw,\n bool on)\n {\n@@ -978,13 +957,6 @@ static void audio_mixeng_backend_set_active_out(AudioBackend *be, SWVoiceOut *sw\n \n }\n \n-void AUD_set_active_out(AudioBackend *be, SWVoiceOut *sw, bool on)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->set_active_out(be, sw, on);\n-}\n-\n static void audio_mixeng_backend_set_active_in(AudioBackend *be, SWVoiceIn *sw, bool on)\n {\n HWVoiceIn *hw;\n@@ -1030,13 +1002,6 @@ static void audio_mixeng_backend_set_active_in(AudioBackend *be, SWVoiceIn *sw,\n }\n }\n \n-void AUD_set_active_in(AudioBackend *be, SWVoiceIn *sw, bool on)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->set_active_in(be, sw, on);\n-}\n-\n static size_t audio_get_avail(SWVoiceIn *sw)\n {\n size_t live;\n@@ -1643,25 +1608,6 @@ static bool audio_mixeng_backend_realize(AudioBackend *abe,\n return true;\n }\n \n-static AudioBackend *audio_be_new(Audiodev *dev, Error **errp)\n-{\n- const char *drvname = AudiodevDriver_str(dev->driver);\n- g_autofree char *type = g_strconcat(\"audio-\", drvname, NULL);\n- AudioBackend *be = AUDIO_BACKEND(object_new(type));\n-\n- if (!be) {\n- error_setg(errp, \"Unknown audio driver `%s'\", drvname);\n- return NULL;\n- }\n-\n- if (!AUDIO_BACKEND_GET_CLASS(be)->realize(be, dev, errp)) {\n- object_unref(OBJECT(be));\n- return NULL;\n- }\n-\n- return be;\n-}\n-\n static void audio_vm_change_state_handler (void *opaque, bool running,\n RunState state)\n {\n@@ -1685,14 +1631,6 @@ static void audio_vm_change_state_handler (void *opaque, bool running,\n \n static const VMStateDescription vmstate_audio;\n \n-static void audio_be_init(Object *obj)\n-{\n-}\n-\n-static void audio_be_finalize(Object *obj)\n-{\n-}\n-\n static const char *audio_mixeng_backend_get_id(AudioBackend *be)\n {\n return AUDIO_MIXENG_BACKEND(be)->dev->id;\n@@ -1714,60 +1652,6 @@ static void audio_mixeng_backend_set_volume_out(AudioBackend *be, SWVoiceOut *sw\n static void audio_mixeng_backend_set_volume_in(AudioBackend *be, SWVoiceIn *sw,\n Volume *vol);\n \n-SWVoiceOut *AUD_open_out(\n- AudioBackend *be,\n- SWVoiceOut *sw,\n- const char *name,\n- void *callback_opaque,\n- audio_callback_fn callback_fn,\n- const struct audsettings *as)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->open_out(be, sw, name, callback_opaque, callback_fn, as);\n-}\n-\n-SWVoiceIn *AUD_open_in(\n- AudioBackend *be,\n- SWVoiceIn *sw,\n- const char *name,\n- void *callback_opaque,\n- audio_callback_fn callback_fn,\n- const struct audsettings *as)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->open_in(be, sw, name, callback_opaque, callback_fn, as);\n-}\n-\n-void AUD_close_out(AudioBackend *be, SWVoiceOut *sw)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->close_out(be, sw);\n-}\n-\n-void AUD_close_in(AudioBackend *be, SWVoiceIn *sw)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->close_in(be, sw);\n-}\n-\n-bool AUD_is_active_out(AudioBackend *be, SWVoiceOut *sw)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->is_active_out(be, sw);\n-}\n-\n-bool AUD_is_active_in(AudioBackend *be, SWVoiceIn *sw)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->is_active_in(be, sw);\n-}\n-\n static void audio_mixeng_backend_class_init(ObjectClass *klass, const void *data)\n {\n AudioBackendClass *be = AUDIO_BACKEND_CLASS(klass);\n@@ -1972,20 +1856,6 @@ AudioBackend *audio_get_default_audio_be(Error **errp)\n return default_audio_be;\n }\n \n-bool AUD_backend_check(AudioBackend **be, Error **errp)\n-{\n- assert(be != NULL);\n-\n- if (!*be) {\n- *be = audio_get_default_audio_be(errp);\n- if (!*be) {\n- return false;\n- }\n- }\n-\n- return true;\n-}\n-\n static struct audio_pcm_ops capture_pcm_ops;\n \n static CaptureVoiceOut *audio_mixeng_backend_add_capture(\n@@ -2062,17 +1932,6 @@ static CaptureVoiceOut *audio_mixeng_backend_add_capture(\n return cap;\n }\n \n-CaptureVoiceOut *AUD_add_capture(\n- AudioBackend *be,\n- struct audsettings *as,\n- struct audio_capture_ops *ops,\n- void *cb_opaque)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->add_capture(be, as, ops, cb_opaque);\n-}\n-\n static void audio_mixeng_backend_del_capture(\n AudioBackend *be,\n CaptureVoiceOut *cap,\n@@ -2115,13 +1974,6 @@ static void audio_mixeng_backend_del_capture(\n }\n }\n \n-void AUD_del_capture(AudioBackend *be, CaptureVoiceOut *cap, void *cb_opaque)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- klass->del_capture(be, cap, cb_opaque);\n-}\n-\n static void audio_mixeng_backend_set_volume_out(AudioBackend *be, SWVoiceOut *sw,\n Volume *vol)\n {\n@@ -2139,13 +1991,6 @@ static void audio_mixeng_backend_set_volume_out(AudioBackend *be, SWVoiceOut *sw\n }\n }\n \n-void AUD_set_volume_out(AudioBackend *be, SWVoiceOut *sw, Volume *vol)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- klass->set_volume_out(be, sw, vol);\n-}\n-\n static void audio_mixeng_backend_set_volume_in(AudioBackend *be, SWVoiceIn *sw,\n Volume *vol)\n {\n@@ -2163,13 +2008,6 @@ static void audio_mixeng_backend_set_volume_in(AudioBackend *be, SWVoiceIn *sw,\n }\n }\n \n-void AUD_set_volume_in(AudioBackend *be, SWVoiceIn *sw, Volume *vol)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- klass->set_volume_in(be, sw, vol);\n-}\n-\n static void audio_create_pdos(Audiodev *dev)\n {\n switch (dev->driver) {\n@@ -2423,40 +2261,6 @@ AudioBackend *audio_be_by_name(const char *name, Error **errp)\n }\n }\n \n-#ifdef CONFIG_GIO\n-bool audio_be_can_set_dbus_server(AudioBackend *be)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- return klass->set_dbus_server != NULL;\n-}\n-\n-bool audio_be_set_dbus_server(AudioBackend *be,\n- GDBusObjectManagerServer *server,\n- bool p2p,\n- Error **errp)\n-{\n- AudioBackendClass *klass = AUDIO_BACKEND_GET_CLASS(be);\n-\n- if (!audio_be_can_set_dbus_server(be)) {\n- error_setg(errp, \"Audiodev '%s' is not compatible with DBus\",\n- audio_be_get_id(be));\n- return false;\n- }\n-\n- return klass->set_dbus_server(be, server, p2p, errp);\n-}\n-#endif\n-\n-const char *audio_be_get_id(AudioBackend *be)\n-{\n- if (be) {\n- return AUDIO_BACKEND_GET_CLASS(be)->get_id(be);\n- } else {\n- return \"\";\n- }\n-}\n-\n const char *audio_application_name(void)\n {\n const char *vm_name;\n@@ -2521,15 +2325,6 @@ AudiodevList *qmp_query_audiodevs(Error **errp)\n }\n \n static const TypeInfo audio_types[] = {\n- {\n- .name = TYPE_AUDIO_BACKEND,\n- .parent = TYPE_OBJECT,\n- .instance_size = sizeof(AudioBackend),\n- .instance_init = audio_be_init,\n- .instance_finalize = audio_be_finalize,\n- .abstract = true,\n- .class_size = sizeof(AudioBackendClass),\n- },\n {\n .name = TYPE_AUDIO_MIXENG_BACKEND,\n .parent = TYPE_AUDIO_BACKEND,\ndiff --git a/audio/meson.build b/audio/meson.build\nindex 55ee0bfc865..17f58369c20 100644\n--- a/audio/meson.build\n+++ b/audio/meson.build\n@@ -1,6 +1,7 @@\n audio_ss = ss.source_set()\n audio_ss.add(files(\n 'audio.c',\n+ 'audio-be.c',\n 'mixeng.c',\n 'noaudio.c',\n 'wavaudio.c',\n", "prefixes": [ "36/85" ] }