From nobody Sun Apr 12 05:58:44 2026 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=quarantine dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1771244764; cv=none; d=zohomail.com; s=zohoarc; b=Cujg16jD0U5XduTaPqKYFeF9CjPdPhW096m3USNXfg/wJIhgAxhd20E3veUvREWcIokVbWy5kif9XiiTnNRGG5/3W32771nfmEwhriXcBE8UmLuWNH9E+cTKIzN2+vjxam2jxmrh5osobGf9OtI4gqAbibCETBhUa6GgzsRNCpE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1771244764; 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=BmWsdaoNqpVIR51QxuWz4WHbtihjGKEs2lMyJkFhJdU=; b=lU6dmUj9af/YpqRaXff6xalsuV+hpkGADmVz9ZrhEDDhHji+6VBkzdpnIMCvS6052e1Vn3NRQzNFoZEfqgp/vk24rh/uhJeBYPY6b2f0+XJV6D6AYFJjtq6c9llAAwih3mQ8RWczshY3pQ9HHfDdH8EoWQTboRHslgsI67IUB3Q= 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=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1771244764839323.4079571855831; Mon, 16 Feb 2026 04:26:04 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vrwfb-0008VH-R9; Mon, 16 Feb 2026 06:21:39 -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 1vrwc5-0006Om-4a for qemu-devel@nongnu.org; Mon, 16 Feb 2026 06:18:04 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vrwc1-00089G-PO for qemu-devel@nongnu.org; Mon, 16 Feb 2026 06:18:00 -0500 Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-259-YWNviQL8PsSzcH4TeNd7AA-1; Mon, 16 Feb 2026 06:17:49 -0500 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 762891955D7F; Mon, 16 Feb 2026 11:17:47 +0000 (UTC) Received: from localhost (unknown [10.45.242.26]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id C83F41800465; Mon, 16 Feb 2026 11:17:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1771240674; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=BmWsdaoNqpVIR51QxuWz4WHbtihjGKEs2lMyJkFhJdU=; b=JVoczkfDMMr7puJpY57iiEwzDI4/QbBohXcGSbzbYFNm6FHlhV1v0UJrLArFutWbQrYRp+ NKBPY9srLI1XRC5oQ9hQx/TBdIVoN3sCnYLH1mbD3fc6z76plUU1DeWU4l4BnpwpfmgnPW EAcivtfzN8AKxI6lZ5OwZ73tO+sb1wQ= X-MC-Unique: YWNviQL8PsSzcH4TeNd7AA-1 X-Mimecast-MFC-AGG-ID: YWNviQL8PsSzcH4TeNd7AA_1771240667 From: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Date: Mon, 16 Feb 2026 12:15:35 +0100 Subject: [PATCH 46/85] audio/alsa: convert to QOM lifecycle methods MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260216-audio-v1-46-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 , Eduardo Habkost , Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , John Snow , Cleber Rosa , Christian Schoenebeck , Akihiko Odaki , Thomas Huth , Alexandre Ratchov , =?utf-8?q?Alex_Benn=C3=A9e?= , Laurent Vivier , "Michael S. Tsirkin" , Manos Pitsidianakis , Alistair Francis , "Edgar E. Iglesias" , Peter Maydell , qemu-arm@nongnu.org, =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Mark Cave-Ayland X-Developer-Signature: v=1; a=openpgp-sha256; l=5252; i=marcandre.lureau@redhat.com; h=from:subject:message-id; bh=sSRqkWRZ9hS4IFoZz7rr3+mLEDXoYfNvp3TZ0iZgY6Y=; b=owEBbQKS/ZANAwAKAdro4Ql1lpzlAcsmYgBpkvxQmk9b3wzN3LM3fcPoVlXSzyKcASxtAa+kr 2r/1mlq7USJAjMEAAEKAB0WIQSHqb2TP4fGBtJ29i3a6OEJdZac5QUCaZL8UAAKCRDa6OEJdZac 5auqD/46RIfQboxk82mbkTY3HCCjNGnhpRYk4hp4AjGvuho7AbzCwq7Y48DZT0iv9X/azQ7GULJ DEwMQ7XN6B2PrbMFu6sn8LU1L1kdLE/0AW3kPt8ILIdSiFiiSYA1Pr3r20oKwTfLq+s0vIL8XPO +eXyVDaKpiXzWPeIA3WKW4Da/kpGD1gFBaDaluEx/j0+Jqt1FuJ6DVZwxCFcafbn93McgBqW8xe HrVbJ+rcFTuZBwIFCgPJ+cOCDCtGG4DUbMDA5wZq46IK1KODWbq9BK8z4/3gnhcp0DmJzI8YieY ZMkunBgnukoccVIVLrb+BQxWm2Qb/mVG5EyvWQUpFDjvnodKxJBeAhigolvgNdyLt59dZGTZP/l IxJW1UIjhW5lfHpsy3q1modoQT0Ixo3zPQ9qx0ni0x4msnTSnFaN6yB+fYc/wXpiyopIhEKpi+E m4iCS0Zqh9/Zn2H3sN9YcU0d0bylS9HJLmrgL6ZEBQH9Q/9HhjWsk1/T1+56tl2wD2cUR5k3kHv w6ckbVKADWcwYpjLUh1Nokbo02lw7gLnVMkNVCQIGg7KXQkG4yD9jj8WVN3OMaza6KE4jeecLvq U6WTSfhdcqI+CY00fWMJYK+X34s87ssL79Nbb6HTb9tTRMWK6K8TH4/QeDNqIZBB/lLfkUiASXN vo/vXrEhP5lRMPg== X-Developer-Key: i=marcandre.lureau@redhat.com; a=openpgp; fpr=87A9BD933F87C606D276F62DDAE8E10975969CE5 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 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=170.10.129.124; envelope-from=marcandre.lureau@redhat.com; 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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 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: qemu development 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 @redhat.com) X-ZM-MESSAGEID: 1771244766369158500 Migrate the ALSA audio backend from the legacy driver init/fini callbacks to proper QOM realize method. The alsa_audio_init() function is replaced with audio_alsa_realize(), which performs the same ALSA option initialization before delegating to the parent class realize method. The empty alsa_audio_fini() is removed. The Audiodev pointer stored in ALSAVoiceOut and ALSAVoiceIn is removed as it can now be accessed through hw->s->dev. Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Mark Cave-Ayland --- audio/alsaaudio.c | 43 ++++++++++++++++++++----------------------- 1 file changed, 20 insertions(+), 23 deletions(-) diff --git a/audio/alsaaudio.c b/audio/alsaaudio.c index ae1cec6a36e..c2788606b28 100644 --- a/audio/alsaaudio.c +++ b/audio/alsaaudio.c @@ -40,19 +40,14 @@ #define TYPE_AUDIO_ALSA "audio-alsa" OBJECT_DECLARE_SIMPLE_TYPE(AudioALSA, AUDIO_ALSA) =20 +static AudioBackendClass *audio_alsa_parent_class; + struct AudioALSA { AudioMixengBackend parent_obj; }; =20 static struct audio_driver alsa_audio_driver; =20 -static void audio_alsa_class_init(ObjectClass *klass, const void *data) -{ - AudioMixengBackendClass *k =3D AUDIO_MIXENG_BACKEND_CLASS(klass); - - k->driver =3D &alsa_audio_driver; -} - struct pollhlp { snd_pcm_t *handle; struct pollfd *pfds; @@ -65,14 +60,12 @@ typedef struct ALSAVoiceOut { HWVoiceOut hw; snd_pcm_t *handle; struct pollhlp pollhlp; - Audiodev *dev; } ALSAVoiceOut; =20 typedef struct ALSAVoiceIn { HWVoiceIn hw; snd_pcm_t *handle; struct pollhlp pollhlp; - Audiodev *dev; } ALSAVoiceIn; =20 struct alsa_params_req { @@ -707,7 +700,7 @@ static int alsa_init_out(HWVoiceOut *hw, struct audsett= ings *as, struct alsa_params_obt obt; snd_pcm_t *handle; struct audsettings obt_as; - Audiodev *dev =3D drv_opaque; + Audiodev *dev =3D hw->s->dev; =20 req.fmt =3D aud_to_alsafmt (as->fmt, as->endianness); req.freq =3D as->freq; @@ -727,7 +720,6 @@ static int alsa_init_out(HWVoiceOut *hw, struct audsett= ings *as, =20 alsa->pollhlp.s =3D hw->s; alsa->handle =3D handle; - alsa->dev =3D dev; return 0; } =20 @@ -766,7 +758,7 @@ static int alsa_voice_ctl (snd_pcm_t *handle, const cha= r *typ, int ctl) static void alsa_enable_out(HWVoiceOut *hw, bool enable) { ALSAVoiceOut *alsa =3D (ALSAVoiceOut *) hw; - AudiodevAlsaPerDirectionOptions *apdo =3D alsa->dev->u.alsa.out; + AudiodevAlsaPerDirectionOptions *apdo =3D hw->s->dev->u.alsa.out; =20 if (enable) { bool poll_mode =3D apdo->try_poll; @@ -794,7 +786,7 @@ static int alsa_init_in(HWVoiceIn *hw, struct audsettin= gs *as, void *drv_opaque) struct alsa_params_obt obt; snd_pcm_t *handle; struct audsettings obt_as; - Audiodev *dev =3D drv_opaque; + Audiodev *dev =3D hw->s->dev; =20 req.fmt =3D aud_to_alsafmt (as->fmt, as->endianness); req.freq =3D as->freq; @@ -814,7 +806,6 @@ static int alsa_init_in(HWVoiceIn *hw, struct audsettin= gs *as, void *drv_opaque) =20 alsa->pollhlp.s =3D hw->s; alsa->handle =3D handle; - alsa->dev =3D dev; return 0; } =20 @@ -871,7 +862,7 @@ static size_t alsa_read(HWVoiceIn *hw, void *buf, size_= t len) static void alsa_enable_in(HWVoiceIn *hw, bool enable) { ALSAVoiceIn *alsa =3D (ALSAVoiceIn *) hw; - AudiodevAlsaPerDirectionOptions *apdo =3D alsa->dev->u.alsa.in; + AudiodevAlsaPerDirectionOptions *apdo =3D hw->s->dev->u.alsa.in; =20 if (enable) { bool poll_mode =3D apdo->try_poll; @@ -901,7 +892,8 @@ static void alsa_init_per_direction(AudiodevAlsaPerDire= ctionOptions *apdo) } } =20 -static void *alsa_audio_init(Audiodev *dev, Error **errp) +static bool +audio_alsa_realize(AudioBackend *abe, Audiodev *dev, Error **errp) { AudiodevAlsaOptions *aopts; assert(dev->driver =3D=3D AUDIODEV_DRIVER_ALSA); @@ -929,11 +921,7 @@ static void *alsa_audio_init(Audiodev *dev, Error **er= rp) dev->u.alsa.in->buffer_length =3D 92880; } =20 - return dev; -} - -static void alsa_audio_fini (void *opaque) -{ + return audio_alsa_parent_class->realize(abe, dev, errp); } =20 static struct audio_pcm_ops alsa_pcm_ops =3D { @@ -953,8 +941,6 @@ static struct audio_pcm_ops alsa_pcm_ops =3D { =20 static struct audio_driver alsa_audio_driver =3D { .name =3D "alsa", - .init =3D alsa_audio_init, - .fini =3D alsa_audio_fini, .pcm_ops =3D &alsa_pcm_ops, .max_voices_out =3D INT_MAX, .max_voices_in =3D INT_MAX, @@ -962,6 +948,17 @@ static struct audio_driver alsa_audio_driver =3D { .voice_size_in =3D sizeof (ALSAVoiceIn) }; =20 +static void audio_alsa_class_init(ObjectClass *klass, const void *data) +{ + AudioBackendClass *b =3D AUDIO_BACKEND_CLASS(klass); + AudioMixengBackendClass *k =3D AUDIO_MIXENG_BACKEND_CLASS(klass); + + audio_alsa_parent_class =3D AUDIO_BACKEND_CLASS(object_class_get_paren= t(klass)); + + b->realize =3D audio_alsa_realize; + k->driver =3D &alsa_audio_driver; +} + static const TypeInfo audio_types[] =3D { { .name =3D TYPE_AUDIO_ALSA, --=20 2.53.0