From nobody Wed Nov 27 13:48:24 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1699298186; cv=none; d=zohomail.com; s=zohoarc; b=QZcSR5trIx5Q/tdsE8chGWNDdriQRJuU6sJHDcxBcxF5/fwvsQ6oD1doiXlDKz2NR0by1RmFlHyCMiRMPeT+FIwwB8Ua5GC3joGoRBqrc0WgTsUgiOFAgyJcZ1Jsy7CzJgWhrZMGiGMu7s/InrxNiZl2njHE3FBjsSghaB18TJM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1699298186; h=Content-Type: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=Q4GXVCT0h3aOuJrUKXks6Wem9BLFnGtf8W3Df6B2wjU=; b=dtvqp01+glGmsHW3w0UNFxkwIJou/Py24JHAY8omnbn1QxV7xWvkTIQ2VUW/WDMi/7MqeVVoNZGO+n9nDx8CxLlJ2crN80FSNvXSi1xMgbgx2U69pMmh5xZHsa9Kqae/nhkM7ATarBogvVRm/nJxvjNSbrQKgOEdptWZulSW8gI= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1699298186530541.475548270231; Mon, 6 Nov 2023 11:16:26 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r054X-0007vl-WA; Mon, 06 Nov 2023 14:15:42 -0500 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 1r054W-0007v1-AD for qemu-devel@nongnu.org; Mon, 06 Nov 2023 14:15:40 -0500 Received: from mail-wm1-x333.google.com ([2a00:1450:4864:20::333]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1r054F-0005js-QI for qemu-devel@nongnu.org; Mon, 06 Nov 2023 14:15:40 -0500 Received: by mail-wm1-x333.google.com with SMTP id 5b1f17b1804b1-409299277bbso34070955e9.2 for ; Mon, 06 Nov 2023 11:15:22 -0800 (PST) Received: from draig.lan ([85.9.250.243]) by smtp.gmail.com with ESMTPSA id t14-20020a05600c198e00b00405d9a950a2sm13328439wmq.28.2023.11.06.11.15.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Nov 2023 11:15:19 -0800 (PST) Received: from draig.lan (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id 9AF4D6575A; Mon, 6 Nov 2023 19:15:16 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1699298121; x=1699902921; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Q4GXVCT0h3aOuJrUKXks6Wem9BLFnGtf8W3Df6B2wjU=; b=TCeHWUJPNcinJQIr2cTD38JCaFT5XMIGsxArVIaIvPARMaZGlGP/syRW1yDkeU3NRh pS0sRdCf8lwnIrifBvXO5yaOYH+ainL5nTutaOJJALGs54Qikt6TMqeGPlPIoWM/LgWi GS2Od21cww5HrVNZUKA7C0BnJSp+GcxN2I/okd0EFUZPzYMI6nxDdYioWjZ0I13GCefp RCPZZyD2e31/a65rKOZlxbXjZsCiolwy4GqiE22of7O+1+BTQRGVTssY7iG6kf7w1DCv HfZfUwUYNRlMIIEC5W8H6gRDKdQmdfxd+D6LSNmXx0iO/TWYklRCF2ffpliPwt2F3TtA bARw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699298121; x=1699902921; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Q4GXVCT0h3aOuJrUKXks6Wem9BLFnGtf8W3Df6B2wjU=; b=I9XNt2tAWLWIsWp1k8+dqnu9XgLfBOCcQS14E0c62mHCF9eOH2hW/cbINmSly6le4A EdQlag/opltGHTmxNl30YSnnQuvTS5vRfQGTx2yZANLuzr+qzzyKTz9ariQYs9rv6vM8 T+HxvHE4dFnVD0NP5t9CWoUxopw+PlUGF1WZ5C+/PB6AHYlb4Al9SeauSbchR3xeA2S7 SHut2zBsSoFfbdVyHIpDPS3Bcx9tbZ+AogA9Xr+LbNBc7U8+BbYRSk8dLv8o+2eDe5aq fkdooID5m1xm3JUn8z8ZehthqxIyOcX6zYDDTARWBqlDxXmyMv0f+ISR6l5zGFR7UMUj 3w8A== X-Gm-Message-State: AOJu0YwWiEfBC7BY8tH6is64hu1z4wAkZ3BYOYGBgUWqI+8cII4r9H2r cumLD4zWDTpuPMDx0+SYi8w8Pw== X-Google-Smtp-Source: AGHT+IE+YqfNrd5NzNSKoo1J+4LWHzj9Kwod5ZHeZuQ7l/5g2n/z/+jvMqMJnRVWJSLLAwUc1gJIAQ== X-Received: by 2002:a05:600c:4754:b0:401:daf2:2735 with SMTP id w20-20020a05600c475400b00401daf22735mr531692wmo.31.1699298121377; Mon, 06 Nov 2023 11:15:21 -0800 (PST) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: Jason Wang , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , qemu-block@nongnu.org, Markus Armbruster , Mark Cave-Ayland , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Stefan Hajnoczi , Gerd Hoffmann , "Gonglei (Arei)" , "Michael S. Tsirkin" , virtio-fs@redhat.com, Hanna Reitz , Fam Zheng , Raphael Norwitz , Kevin Wolf , Erik Schilling , Viresh Kumar , Mathieu Poirier , Eric Blake , Paolo Bonzini , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Eduardo Habkost , Manos Pitsidianakis Subject: [PATCH v6 5/6] hw/virtio: add vhost-user-snd and virtio-snd-pci devices Date: Mon, 6 Nov 2023 19:15:14 +0000 Message-Id: <20231106191515.2801863-6-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231106191515.2801863-1-alex.bennee@linaro.org> References: <20231106191515.2801863-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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=2a00:1450:4864:20::333; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x333.google.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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 @linaro.org) X-ZM-MESSAGEID: 1699298188221100008 From: Manos Pitsidianakis Tested with rust-vmm vhost-user-sound daemon: RUST_LOG=3Dtrace cargo run --bin vhost-user-sound -- --socket /tmp/snd.= sock --backend null Invocation: qemu-system-x86_64 \ -qmp unix:./qmp-sock,server,wait=3Doff \ -m 4096 \ -numa node,memdev=3Dmem \ -object memory-backend-file,id=3Dmem,size=3D4G,mem-path=3D/dev/= shm,share=3Don \ -D qemu.log \ -d guest_errors,trace:\*snd\*,trace:\*sound\*,trace:\*vhost\* \ -chardev socket,id=3Dvsnd,path=3D/tmp/snd.sock \ -device vhost-user-snd-pci,chardev=3Dvsnd,id=3Dsnd \ /path/to/disk [AJB: imported from https://github.com/epilys/qemu-virtio-snd/commit/54ae1c= dd15fef2d88e9e387a175f099a38c636f4.patch] Signed-off-by: Alex Benn=C3=A9e Message-Id: <20231009095937.195728-6-alex.bennee@linaro.org> --- include/hw/virtio/vhost-user-snd.h | 26 +++++++++++ hw/virtio/vhost-user-snd-pci.c | 75 ++++++++++++++++++++++++++++++ hw/virtio/vhost-user-snd.c | 67 ++++++++++++++++++++++++++ hw/virtio/Kconfig | 5 ++ hw/virtio/meson.build | 3 ++ 5 files changed, 176 insertions(+) create mode 100644 include/hw/virtio/vhost-user-snd.h create mode 100644 hw/virtio/vhost-user-snd-pci.c create mode 100644 hw/virtio/vhost-user-snd.c diff --git a/include/hw/virtio/vhost-user-snd.h b/include/hw/virtio/vhost-u= ser-snd.h new file mode 100644 index 0000000000..a1627003a0 --- /dev/null +++ b/include/hw/virtio/vhost-user-snd.h @@ -0,0 +1,26 @@ +/* + * Vhost-user Sound virtio device + * + * Copyright (c) 2021 Mathieu Poirier + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef QEMU_VHOST_USER_SND_H +#define QEMU_VHOST_USER_SND_H + +#include "hw/virtio/virtio.h" +#include "hw/virtio/vhost.h" +#include "hw/virtio/vhost-user.h" +#include "hw/virtio/vhost-user-base.h" + +#define TYPE_VHOST_USER_SND "vhost-user-snd" +OBJECT_DECLARE_SIMPLE_TYPE(VHostUserSound, VHOST_USER_SND) + +struct VHostUserSound { + /*< private >*/ + VHostUserBase parent; + /*< public >*/ +}; + +#endif /* QEMU_VHOST_USER_SND_H */ diff --git a/hw/virtio/vhost-user-snd-pci.c b/hw/virtio/vhost-user-snd-pci.c new file mode 100644 index 0000000000..d61cfdae63 --- /dev/null +++ b/hw/virtio/vhost-user-snd-pci.c @@ -0,0 +1,75 @@ +/* + * Vhost-user Sound virtio device PCI glue + * + * Copyright (c) 2023 Manos Pitsidianakis + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "hw/qdev-properties.h" +#include "hw/virtio/vhost-user-snd.h" +#include "hw/virtio/virtio-pci.h" + +struct VHostUserSoundPCI { + VirtIOPCIProxy parent_obj; + VHostUserSound vdev; +}; + +typedef struct VHostUserSoundPCI VHostUserSoundPCI; + +#define TYPE_VHOST_USER_SND_PCI "vhost-user-snd-pci-base" + +DECLARE_INSTANCE_CHECKER(VHostUserSoundPCI, VHOST_USER_SND_PCI, + TYPE_VHOST_USER_SND_PCI) + +static Property vhost_user_snd_pci_properties[] =3D { + DEFINE_PROP_END_OF_LIST(), +}; + +static void vhost_user_snd_pci_realize(VirtIOPCIProxy *vpci_dev, Error **e= rrp) +{ + VHostUserSoundPCI *dev =3D VHOST_USER_SND_PCI(vpci_dev); + DeviceState *vdev =3D DEVICE(&dev->vdev); + + vpci_dev->nvectors =3D 1; + + qdev_realize(vdev, BUS(&vpci_dev->bus), errp); +} + +static void vhost_user_snd_pci_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + VirtioPCIClass *k =3D VIRTIO_PCI_CLASS(klass); + PCIDeviceClass *pcidev_k =3D PCI_DEVICE_CLASS(klass); + k->realize =3D vhost_user_snd_pci_realize; + set_bit(DEVICE_CATEGORY_SOUND, dc->categories); + device_class_set_props(dc, vhost_user_snd_pci_properties); + pcidev_k->vendor_id =3D PCI_VENDOR_ID_REDHAT_QUMRANET; + pcidev_k->device_id =3D 0; /* Set by virtio-pci based on virtio id */ + pcidev_k->revision =3D 0x00; + pcidev_k->class_id =3D PCI_CLASS_MULTIMEDIA_AUDIO; +} + +static void vhost_user_snd_pci_instance_init(Object *obj) +{ + VHostUserSoundPCI *dev =3D VHOST_USER_SND_PCI(obj); + + virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), + TYPE_VHOST_USER_SND); +} + +static const VirtioPCIDeviceTypeInfo vhost_user_snd_pci_info =3D { + .base_name =3D TYPE_VHOST_USER_SND_PCI, + .non_transitional_name =3D "vhost-user-snd-pci", + .instance_size =3D sizeof(VHostUserSoundPCI), + .instance_init =3D vhost_user_snd_pci_instance_init, + .class_init =3D vhost_user_snd_pci_class_init, +}; + +static void vhost_user_snd_pci_register(void) +{ + virtio_pci_types_register(&vhost_user_snd_pci_info); +} + +type_init(vhost_user_snd_pci_register); diff --git a/hw/virtio/vhost-user-snd.c b/hw/virtio/vhost-user-snd.c new file mode 100644 index 0000000000..9a217543f8 --- /dev/null +++ b/hw/virtio/vhost-user-snd.c @@ -0,0 +1,67 @@ +/* + * Vhost-user snd virtio device + * + * Copyright (c) 2023 Manos Pitsidianakis + * + * Simple wrapper of the generic vhost-user-device. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "hw/qdev-properties.h" +#include "hw/virtio/virtio-bus.h" +#include "hw/virtio/vhost-user-snd.h" +#include "standard-headers/linux/virtio_ids.h" +#include "standard-headers/linux/virtio_snd.h" + +static const VMStateDescription vu_snd_vmstate =3D { + .name =3D "vhost-user-snd", + .unmigratable =3D 1, +}; + +static Property vsnd_properties[] =3D { + DEFINE_PROP_CHR("chardev", VHostUserBase, chardev), + DEFINE_PROP_END_OF_LIST(), +}; + +static void vu_snd_base_realize(DeviceState *dev, Error **errp) +{ + VHostUserBase *vub =3D VHOST_USER_BASE(dev); + VHostUserBaseClass *vubs =3D VHOST_USER_BASE_GET_CLASS(dev); + + vub->virtio_id =3D VIRTIO_ID_SOUND; + vub->num_vqs =3D 4; + vub->config_size =3D sizeof(struct virtio_snd_config); + vub->vq_size =3D 64; + + vubs->parent_realize(dev, errp); +} + +static void vu_snd_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + VHostUserBaseClass *vubc =3D VHOST_USER_BASE_CLASS(klass); + + dc->vmsd =3D &vu_snd_vmstate; + device_class_set_props(dc, vsnd_properties); + device_class_set_parent_realize(dc, vu_snd_base_realize, + &vubc->parent_realize); + + set_bit(DEVICE_CATEGORY_SOUND, dc->categories); +} + +static const TypeInfo vu_snd_info =3D { + .name =3D TYPE_VHOST_USER_SND, + .parent =3D TYPE_VHOST_USER_BASE, + .instance_size =3D sizeof(VHostUserSound), + .class_init =3D vu_snd_class_init, +}; + +static void vu_snd_register_types(void) +{ + type_register_static(&vu_snd_info); +} + +type_init(vu_snd_register_types) diff --git a/hw/virtio/Kconfig b/hw/virtio/Kconfig index 92c9cf6c96..aa63ff7fd4 100644 --- a/hw/virtio/Kconfig +++ b/hw/virtio/Kconfig @@ -101,6 +101,11 @@ config VHOST_VDPA_DEV default y depends on VIRTIO && VHOST_VDPA && LINUX =20 +config VHOST_USER_SND + bool + default y + depends on VIRTIO && VHOST_USER + config VHOST_USER_SCMI bool default y diff --git a/hw/virtio/meson.build b/hw/virtio/meson.build index 0a4d29ace6..118d4d4da7 100644 --- a/hw/virtio/meson.build +++ b/hw/virtio/meson.build @@ -24,6 +24,7 @@ if have_vhost system_virtio_ss.add(when: 'CONFIG_VHOST_USER_GPIO', if_true: files('v= host-user-gpio.c')) system_virtio_ss.add(when: 'CONFIG_VHOST_USER_I2C', if_true: files('vh= ost-user-i2c.c')) system_virtio_ss.add(when: 'CONFIG_VHOST_USER_RNG', if_true: files('vh= ost-user-rng.c')) + system_virtio_ss.add(when: 'CONFIG_VHOST_USER_SND', if_true: files('vh= ost-user-snd.c')) =20 # PCI Stubs system_virtio_ss.add(when: 'CONFIG_VIRTIO_PCI', if_true: files('vhost-= user-device-pci.c')) @@ -33,6 +34,8 @@ if have_vhost if_true: files('vhost-user-i2c-pci.c')) system_virtio_ss.add(when: ['CONFIG_VIRTIO_PCI', 'CONFIG_VHOST_USER_RN= G'], if_true: files('vhost-user-rng-pci.c')) + system_virtio_ss.add(when: ['CONFIG_VIRTIO_PCI', 'CONFIG_VHOST_USER_SN= D'], + if_true: files('vhost-user-snd-pci.c')) endif if have_vhost_vdpa system_virtio_ss.add(files('vhost-vdpa.c')) --=20 2.39.2