From patchwork Mon Aug 28 19:54:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Manos Pitsidianakis X-Patchwork-Id: 13368259 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A8664C83F11 for ; Mon, 28 Aug 2023 19:56:31 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qaiKz-0002VX-9P; Mon, 28 Aug 2023 15:55:49 -0400 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 1qaiKr-0002SG-9r for qemu-devel@nongnu.org; Mon, 28 Aug 2023 15:55:42 -0400 Received: from mail-wr1-x436.google.com ([2a00:1450:4864:20::436]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qaiKo-0005C6-4m for qemu-devel@nongnu.org; Mon, 28 Aug 2023 15:55:41 -0400 Received: by mail-wr1-x436.google.com with SMTP id ffacd0b85a97d-31aeef88a55so2957923f8f.2 for ; Mon, 28 Aug 2023 12:55:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1693252536; x=1693857336; 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=cNeUH2kNlbtv8Vz+w/pBH63DB0FbU9eLPNtcb3bn8Ys=; b=ciwL8BtScbFCQD2c0txoqooetjUYaBnNRx7FKyKvQMFO4iIK0TAVU65g3AOoZ8W6t1 W4wJfwtSDOKNMu4X3TKOZyJHJfdA+x4oRhXEHifxfacTqf8pgc/ELOd5Ipzo6LJicDU6 M2crIDsmF6Q4pvb04JgZk0ysz/kGyVWeY+QeuyAafhOuVmiHgK4tcfej/5KeiMMBwM5s tBcj+zKWYmTOb43ZweIgwu6OrfH+I6m3+0KpbkHj1WnJDynpVafIHlyTgG9frNHuMWIr iryN5L2PxzXPRF20z+I8T5f4izHUDM9+QwyRsOodcbDxX+xQINVEv8cvJMYFGTvqX+Jw DGYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693252536; x=1693857336; 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=cNeUH2kNlbtv8Vz+w/pBH63DB0FbU9eLPNtcb3bn8Ys=; b=jPbimHRop/cPp9Z+0TgwSxEpz8Wei8Sr+B/0mPSlcdCqMqe0UkgAVKCw9vLV5YRAGg 68dUrzzj/fzeCL6iYvlQNGAzzp9ckmtSljovu31/CIr4W7MrVrhV/51fkIG6TyK9Sd+o OSO9cR1Q3zXLerw+y3/Gs6teBFlh92YqNMfx262d6R+iOIFg3+o4GAVAbLN+hsMN+v8B uGlTTHNw9rf2tDyHc2+AlrM3rzBJ0G4nokh9tI0sEfK1EnD6xEWm7MBj5rL3S8JfekFU xV4V6Rt+5++ZJV4BmfezOKy+ydwSLv7++sgwZKc8wlZRugfV5H7EDYZI68cp40ShmZM6 zVIQ== X-Gm-Message-State: AOJu0YxioY5khpTcX01Dy5mg4DcKM4xyEMGNaY0i5eTsGF/d9mZQ2mzc Gg7D9MlYULTQIeCLB3bRaWL7UEbfg8Y7/r6yoM4= X-Google-Smtp-Source: AGHT+IEortRKpPLsK0938uIemZDGurNtEZpgb6lvsxeFGiDV5p1iC+DK7fMA+fIUYPTOK+9vBuIiTQ== X-Received: by 2002:a5d:5591:0:b0:317:cdc4:762e with SMTP id i17-20020a5d5591000000b00317cdc4762emr18906763wrv.63.1693252536293; Mon, 28 Aug 2023 12:55:36 -0700 (PDT) Received: from localhost.localdomain (adsl-194.37.6.2.tellas.gr. [37.6.2.194]) by smtp.gmail.com with ESMTPSA id l9-20020a056000022900b0031c8a43712asm7529717wrz.69.2023.08.28.12.55.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Aug 2023 12:55:35 -0700 (PDT) From: Emmanouil Pitsidianakis To: qemu-devel@nongnu.org Cc: Emmanouil Pitsidianakis , "Igor Skalkin" , "Anton Yakovlev" , "Paolo Bonzini" , "Gerd Hoffmann" , "Michael S. Tsirkin" , "Marcel Apfelbaum" , =?utf-8?q?Daniel_P=2E_Berr?= =?utf-8?q?ang=C3=A9?= , "Eduardo Habkost" , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Volker_R=C3=BCmelin?= , =?utf-8?b?S8WRdsOh?= =?utf-8?b?Z8OzLCBab2x0w6Fu?= , =?utf-8?q?Alex_Benn?= =?utf-8?q?=C3=A9e?= , =?utf-8?q?Philippe_Mathieu-Da?= =?utf-8?q?ud=C3=A9?= Subject: [PATCH v8 01/12] Add virtio-sound device stub Date: Mon, 28 Aug 2023 22:54:58 +0300 Message-Id: <238de1757eb931d87f194c022334e7625eb06702.1693252037.git.manos.pitsidianakis@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::436; envelope-from=manos.pitsidianakis@linaro.org; helo=mail-wr1-x436.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, RCVD_IN_DNSWL_NONE=-0.0001, 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 Add a new VIRTIO device for the virtio sound device id. Functionality will be added in the following commits. Based-on: https://github.com/OpenSynergy/qemu/commit/5a2f350eec5d157b90d9c7b40a8e603f4da92471 Reviewed-by: Alex Bennée Signed-off-by: Igor Skalkin Signed-off-by: Anton Yakovlev Signed-off-by: Emmanouil Pitsidianakis --- MAINTAINERS | 6 + hw/virtio/Kconfig | 5 + hw/virtio/meson.build | 1 + hw/virtio/trace-events | 9 ++ hw/virtio/virtio-snd.c | 219 +++++++++++++++++++++++++++++++++ include/hw/virtio/virtio-snd.h | 78 ++++++++++++ 6 files changed, 318 insertions(+) create mode 100644 hw/virtio/virtio-snd.c create mode 100644 include/hw/virtio/virtio-snd.h diff --git a/MAINTAINERS b/MAINTAINERS index 6111b6b4d9..ba365d621c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2245,6 +2245,12 @@ F: hw/virtio/virtio-mem-pci.h F: hw/virtio/virtio-mem-pci.c F: include/hw/virtio/virtio-mem.h +virtio-snd +M: Manos Pitsidianakis +S: Supported +F: hw/virtio/virtio-snd*.c +F: include/hw/virtio/virtio-snd.h + nvme M: Keith Busch M: Klaus Jensen diff --git a/hw/virtio/Kconfig b/hw/virtio/Kconfig index 92c9cf6c96..d6f20657b3 100644 --- a/hw/virtio/Kconfig +++ b/hw/virtio/Kconfig @@ -17,6 +17,11 @@ config VIRTIO_PCI depends on PCI select VIRTIO +config VIRTIO_SND + bool + default y + depends on VIRTIO + config VIRTIO_MMIO bool select VIRTIO diff --git a/hw/virtio/meson.build b/hw/virtio/meson.build index 13e7c6c272..120d4bfa0a 100644 --- a/hw/virtio/meson.build +++ b/hw/virtio/meson.build @@ -31,6 +31,7 @@ specific_virtio_ss.add(when: 'CONFIG_VHOST_VSOCK', if_true: files('vhost-vsock.c specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_VSOCK', if_true: files('vhost-user-vsock.c')) specific_virtio_ss.add(when: 'CONFIG_VIRTIO_RNG', if_true: files('virtio-rng.c')) specific_virtio_ss.add(when: 'CONFIG_VIRTIO_MEM', if_true: files('virtio-mem.c')) +specific_virtio_ss.add(when: 'CONFIG_VIRTIO_SND', if_true: files('virtio-snd.c')) specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_I2C', if_true: files('vhost-user-i2c.c')) specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_RNG', if_true: files('vhost-user-rng.c')) specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_GPIO', if_true: files('vhost-user-gpio.c')) diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events index 7109cf1a3b..3ed7da35f2 100644 --- a/hw/virtio/trace-events +++ b/hw/virtio/trace-events @@ -154,3 +154,12 @@ virtio_pmem_flush_done(int type) "fsync return=%d" virtio_gpio_start(void) "start" virtio_gpio_stop(void) "stop" virtio_gpio_set_status(uint8_t status) "0x%x" + +#virtio-snd.c +virtio_snd_get_config(void *vdev, uint32_t jacks, uint32_t streams, uint32_t chmaps) "snd %p: get_config jacks=%"PRIu32" streams=%"PRIu32" chmaps=%"PRIu32"" +virtio_snd_set_config(void *vdev, uint32_t jacks, uint32_t new_jacks, uint32_t streams, uint32_t new_streams, uint32_t chmaps, uint32_t new_chmaps) "snd %p: set_config jacks from %"PRIu32"->%"PRIu32", streams from %"PRIu32"->%"PRIu32", chmaps from %"PRIu32"->%"PRIu32 +virtio_snd_get_features(void *vdev, uint64_t features) "snd %p: get_features 0x%"PRIx64 +virtio_snd_vm_state_running(void) "vm state running" +virtio_snd_vm_state_stopped(void) "vm state stopped" +virtio_snd_realize(void *snd) "snd %p: realize" +virtio_snd_unrealize(void *snd) "snd %p: unrealize" diff --git a/hw/virtio/virtio-snd.c b/hw/virtio/virtio-snd.c new file mode 100644 index 0000000000..a056a7bcc6 --- /dev/null +++ b/hw/virtio/virtio-snd.c @@ -0,0 +1,219 @@ +/* + * VIRTIO Sound Device conforming to + * + * "Virtual I/O Device (VIRTIO) Version 1.2 + * Committee Specification Draft 01 + * 09 May 2022" + * + * + * + * Copyright (c) 2023 Emmanouil Pitsidianakis + * Copyright (C) 2019 OpenSynergy GmbH + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * (at your option) any later version. See the COPYING file in the + * top-level directory. + */ + +#include "qemu/osdep.h" +#include "qemu/iov.h" +#include "qemu/log.h" +#include "qemu/error-report.h" +#include "include/qemu/lockable.h" +#include "sysemu/runstate.h" +#include "trace.h" +#include "qapi/error.h" +#include "hw/virtio/virtio-snd.h" + +#define VIRTIO_SOUND_VM_VERSION 1 +#define VIRTIO_SOUND_JACK_DEFAULT 0 +#define VIRTIO_SOUND_STREAM_DEFAULT 1 +#define VIRTIO_SOUND_CHMAP_DEFAULT 0 +#define VIRTIO_SOUND_HDA_FN_NID 0 + +static const VMStateDescription vmstate_virtio_snd_device = { + .name = TYPE_VIRTIO_SND, + .version_id = VIRTIO_SOUND_VM_VERSION, + .minimum_version_id = VIRTIO_SOUND_VM_VERSION, +}; + +static const VMStateDescription vmstate_virtio_snd = { + .name = "virtio-sound", + .minimum_version_id = VIRTIO_SOUND_VM_VERSION, + .version_id = VIRTIO_SOUND_VM_VERSION, + .fields = (VMStateField[]) { + VMSTATE_VIRTIO_DEVICE, + VMSTATE_END_OF_LIST() + }, +}; + +static Property virtio_snd_properties[] = { + DEFINE_PROP_UINT32("jacks", VirtIOSound, snd_conf.jacks, + VIRTIO_SOUND_JACK_DEFAULT), + DEFINE_PROP_UINT32("streams", VirtIOSound, snd_conf.streams, + VIRTIO_SOUND_STREAM_DEFAULT), + DEFINE_PROP_UINT32("chmaps", VirtIOSound, snd_conf.chmaps, + VIRTIO_SOUND_CHMAP_DEFAULT), + DEFINE_PROP_END_OF_LIST(), +}; + +static void +virtio_snd_get_config(VirtIODevice *vdev, uint8_t *config) +{ + VirtIOSound *s = VIRTIO_SND(vdev); + trace_virtio_snd_get_config(vdev, + s->snd_conf.jacks, + s->snd_conf.streams, + s->snd_conf.chmaps); + + memcpy(config, &s->snd_conf, sizeof(s->snd_conf)); +} + +static void +virtio_snd_set_config(VirtIODevice *vdev, const uint8_t *config) +{ + VirtIOSound *s = VIRTIO_SND(vdev); + const virtio_snd_config *sndconfig = + (const virtio_snd_config *)config; + + + trace_virtio_snd_set_config(vdev, + s->snd_conf.jacks, + sndconfig->jacks, + s->snd_conf.streams, + sndconfig->streams, + s->snd_conf.chmaps, + sndconfig->chmaps); + + memcpy(&s->snd_conf, sndconfig, sizeof(s->snd_conf)); +} + +/* + * Queue handler stub. + * + * @vdev: VirtIOSound device + * @vq: virtqueue + */ +static void virtio_snd_handle_queue(VirtIODevice *vdev, VirtQueue *vq) {} + +static uint64_t get_features(VirtIODevice *vdev, uint64_t features, + Error **errp) +{ + /* + * virtio-v1.2-csd01, 5.14.3, + * Feature Bits + * None currently defined. + */ + VirtIOSound *s = VIRTIO_SND(vdev); + features |= s->features; + + trace_virtio_snd_get_features(vdev, features); + + return features; +} + +static void +virtio_snd_vm_state_change(void *opaque, bool running, + RunState state) +{ + if (running) { + trace_virtio_snd_vm_state_running(); + } else { + trace_virtio_snd_vm_state_stopped(); + } +} + +static void virtio_snd_realize(DeviceState *dev, Error **errp) +{ + ERRP_GUARD(); + VirtIOSound *vsnd = VIRTIO_SND(dev); + VirtIODevice *vdev = VIRTIO_DEVICE(dev); + + vsnd->vmstate = + qemu_add_vm_change_state_handler(virtio_snd_vm_state_change, vsnd); + + trace_virtio_snd_realize(vsnd); + + virtio_init(vdev, VIRTIO_ID_SOUND, sizeof(virtio_snd_config)); + virtio_add_feature(&vsnd->features, VIRTIO_F_VERSION_1); + + /* set number of jacks and streams */ + if (vsnd->snd_conf.jacks > 8) { + error_setg(errp, + "Invalid number of jacks: %"PRIu32, + vsnd->snd_conf.jacks); + return; + } + if (vsnd->snd_conf.streams < 1 || vsnd->snd_conf.streams > 10) { + error_setg(errp, + "Invalid number of streams: %"PRIu32, + vsnd->snd_conf.streams); + return; + } + + if (vsnd->snd_conf.chmaps > VIRTIO_SND_CHMAP_MAX_SIZE) { + error_setg(errp, + "Invalid number of channel maps: %"PRIu32, + vsnd->snd_conf.chmaps); + return; + } + + AUD_register_card("virtio-sound", &vsnd->card); + + vsnd->queues[VIRTIO_SND_VQ_CONTROL] = + virtio_add_queue(vdev, 64, virtio_snd_handle_queue); + vsnd->queues[VIRTIO_SND_VQ_EVENT] = + virtio_add_queue(vdev, 64, virtio_snd_handle_queue); + vsnd->queues[VIRTIO_SND_VQ_TX] = + virtio_add_queue(vdev, 64, virtio_snd_handle_queue); + vsnd->queues[VIRTIO_SND_VQ_RX] = + virtio_add_queue(vdev, 64, virtio_snd_handle_queue); +} + +static void virtio_snd_unrealize(DeviceState *dev) +{ + VirtIODevice *vdev = VIRTIO_DEVICE(dev); + VirtIOSound *vsnd = VIRTIO_SND(dev); + + qemu_del_vm_change_state_handler(vsnd->vmstate); + virtio_del_queue(vdev, 0); + + trace_virtio_snd_unrealize(vsnd); + + AUD_remove_card(&vsnd->card); + virtio_cleanup(vdev); +} + + +static void virtio_snd_reset(VirtIODevice *vdev) {} + +static void virtio_snd_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); + + + set_bit(DEVICE_CATEGORY_SOUND, dc->categories); + device_class_set_props(dc, virtio_snd_properties); + + dc->vmsd = &vmstate_virtio_snd; + vdc->vmsd = &vmstate_virtio_snd_device; + vdc->realize = virtio_snd_realize; + vdc->unrealize = virtio_snd_unrealize; + vdc->get_config = virtio_snd_get_config; + vdc->set_config = virtio_snd_set_config; + vdc->get_features = get_features; + vdc->reset = virtio_snd_reset; + vdc->legacy_features = 0; +} + +static const TypeInfo virtio_snd_types[] = { + { + .name = TYPE_VIRTIO_SND, + .parent = TYPE_VIRTIO_DEVICE, + .instance_size = sizeof(VirtIOSound), + .class_init = virtio_snd_class_init, + } +}; + +DEFINE_TYPES(virtio_snd_types) diff --git a/include/hw/virtio/virtio-snd.h b/include/hw/virtio/virtio-snd.h new file mode 100644 index 0000000000..b3c0e6f079 --- /dev/null +++ b/include/hw/virtio/virtio-snd.h @@ -0,0 +1,78 @@ +/* + * VIRTIO Sound Device conforming to + * + * "Virtual I/O Device (VIRTIO) Version 1.2 + * Committee Specification Draft 01 + * 09 May 2022" + * + * Copyright (c) 2023 Emmanouil Pitsidianakis + * Copyright (C) 2019 OpenSynergy GmbH + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * (at your option) any later version. See the COPYING file in the + * top-level directory. + */ + +#ifndef QEMU_VIRTIO_SOUND_H +#define QEMU_VIRTIO_SOUND_H + +#include "hw/virtio/virtio.h" +#include "audio/audio.h" +#include "standard-headers/linux/virtio_ids.h" +#include "standard-headers/linux/virtio_snd.h" + +#define TYPE_VIRTIO_SND "virtio-sound" +#define VIRTIO_SND(obj) \ + OBJECT_CHECK(VirtIOSound, (obj), TYPE_VIRTIO_SND) + +/* CONFIGURATION SPACE */ + +typedef struct virtio_snd_config virtio_snd_config; + +/* COMMON DEFINITIONS */ + +/* common header for request/response*/ +typedef struct virtio_snd_hdr virtio_snd_hdr; + +/* event notification */ +typedef struct virtio_snd_event virtio_snd_event; + +/* common control request to query an item information */ +typedef struct virtio_snd_query_info virtio_snd_query_info; + +/* JACK CONTROL MESSAGES */ + +typedef struct virtio_snd_jack_hdr virtio_snd_jack_hdr; + +/* jack information structure */ +typedef struct virtio_snd_jack_info virtio_snd_jack_info; + +/* jack remapping control request */ +typedef struct virtio_snd_jack_remap virtio_snd_jack_remap; + +/* + * PCM CONTROL MESSAGES + */ +typedef struct virtio_snd_pcm_hdr virtio_snd_pcm_hdr; + +/* PCM stream info structure */ +typedef struct virtio_snd_pcm_info virtio_snd_pcm_info; + +/* set PCM stream params */ +typedef struct virtio_snd_pcm_set_params virtio_snd_pcm_set_params; + +/* I/O request header */ +typedef struct virtio_snd_pcm_xfer virtio_snd_pcm_xfer; + +/* I/O request status */ +typedef struct virtio_snd_pcm_status virtio_snd_pcm_status; + +typedef struct VirtIOSound { + VirtIODevice parent_obj; + VirtQueue *queues[VIRTIO_SND_VQ_MAX]; + uint64_t features; + QEMUSoundCard card; + VMChangeStateEntry *vmstate; + virtio_snd_config snd_conf; +} VirtIOSound; +#endif