From nobody Sun Apr 12 05:51:29 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=1771243950; cv=none; d=zohomail.com; s=zohoarc; b=fBfVwTahcOmFjiN14sP+bMnKciTV4pwX0jqdYVLHo2oFb6Uic5o9FEHL+jOicZhqIAwuUryRbW7xdvPXLM0tsdfg+xBR81807Wq8p0iydKe3GJIAB8L8ajDKOie6fcrfn37V7hP4FfRTIHlo2NlNjFSF+xosmoypiezH8UtG2Ls= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1771243950; 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=FEm66eRxFketQFIgeZBzb+TUChBafUGfeNq/IMh5ojk=; b=RHCMgItwwnVHSjB6SnKNcHWBwVaLf/25jEaLxftLyVye8odLwTJCVEPN/feEjVLFufgu1Ia0rsp9YtZjqyniweQllf0gEBlEAmvlvNaRP0w65KTyVmhEbda9b9rwcO5mXWGgYTrSuJCgT+/n4J5sm0jzrs/wkwzZAj59yn0NaTQ= 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 1771243950287160.86709706188708; Mon, 16 Feb 2026 04:12:30 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vrwfG-0005EL-4D; Mon, 16 Feb 2026 06:21:18 -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 1vrwc5-0006Ol-2v 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 1vrwc1-00089Q-Q8 for qemu-devel@nongnu.org; Mon, 16 Feb 2026 06:18:00 -0500 Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-499-xBxOfUlKOMW5imetpbPsyw-1; Mon, 16 Feb 2026 06:17:52 -0500 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (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-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 3AB731800367; Mon, 16 Feb 2026 11:17:50 +0000 (UTC) Received: from localhost (unknown [10.45.242.26]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 44DED30001A5; Mon, 16 Feb 2026 11:17:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1771240675; 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=FEm66eRxFketQFIgeZBzb+TUChBafUGfeNq/IMh5ojk=; b=JrSvBeQmc6eU6zJa+kzPxRizcsgyKPL9P0kByv1wD9455qpiuTRyEgjb3i8hEMmEpbt4g+ Z+uz5dzV7foteG1EsuEj+9IllMb/D7iPXTuc6CRUtjuINj4uAXyrUbcvpiHF0cAynIYhgY Qj6HPyZwvdxxUTwR+t2zdss97c3L3H0= X-MC-Unique: xBxOfUlKOMW5imetpbPsyw-1 X-Mimecast-MFC-AGG-ID: xBxOfUlKOMW5imetpbPsyw_1771240670 From: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Date: Mon, 16 Feb 2026 12:15:36 +0100 Subject: [PATCH 47/85] audio/oss: 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-v1-47-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=4118; i=marcandre.lureau@redhat.com; h=from:subject:message-id; bh=WSaswajA4EH4bQvF1yrHLLnXVV/md1CQHXeFT1moIKg=; b=owEBbQKS/ZANAwAKAdro4Ql1lpzlAcsmYgBpkvxQCWIyFxILKTEM9E5I8G/E+JA2cKon2GziR 0mw2ZgO4GSJAjMEAAEKAB0WIQSHqb2TP4fGBtJ29i3a6OEJdZac5QUCaZL8UAAKCRDa6OEJdZac 5ZVrD/0aE3LDDMhOs8tIc36loNx326609rrLev+SeQjQ0OvkE4fitDeY+ZFjvSOBJeldk0Ejgub I9HpvWfasNhPnn+bqhx85dWEYPgtBsGilDfAtXxUfqbr4+aowcYk9hBdgLGexX2MrxkYuSe3Rj7 jfEMvY9j3+49VHu9Om6Xg78NmpRK973xo/J9DSqOrx4EYegsQ5uOqVJmkSErSMJy/CiS3sFYJNG CGz5h5dQbONyMNtEdt4ipcRvjeWbr2MS1UvzC9EE455qO/2iD8WtgXENaLaZuXFw/DVmvokB/vu d9RoFfLmd3zUbYmIqY+8JahHoLYZzJjFTKu63jlTmdzkq92QWLmJXm++yDDPGg1wAFc/lrlXYIf EYuOtGM4VG7JYV2z0lwyxsR0wvIvIHcZY4xarj8LDzCigFfR7VxA2WGWqHyMC0fSdv/kFgWaiIN 6PEUG9CBh2H7JT+IJBhr2TcSUWgk+gcjdW5LYOuQb1n+KjiJT/bW1Bwusc0zhMh2HMDqal2aIzZ kx6psFeNh4ykZjNyCDxircAghw8RfNq5QUbssv1zWtcyz2LoY0n+r7ubnnyqvADJc7bBOOHh3Ry jjgSM2MmyV4y7BWVhvZ1+CIY8VrGZLHFR+JbYoXAw7MC62i90qgTFnXPOzSwLBrCT9/aHmDqQxv M+pD4POPkumPXNw== X-Developer-Key: i=marcandre.lureau@redhat.com; a=openpgp; fpr=87A9BD933F87C606D276F62DDAE8E10975969CE5 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 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: 1771243952642158500 Migrate the OSS audio backend from the legacy driver init/fini callbacks to proper QOM realize method. The oss_audio_init() function is replaced with audio_oss_realize(), which performs the same device accessibility check before delegating to the parent class realize method. The empty oss_audio_fini() is removed. Access to the Audiodev is now through hw->s->dev instead of the drv_opaque pointer. Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Mark Cave-Ayland --- audio/ossaudio.c | 41 +++++++++++++++++++++++------------------ 1 file changed, 23 insertions(+), 18 deletions(-) diff --git a/audio/ossaudio.c b/audio/ossaudio.c index f64c564e345..fedd2bbd722 100644 --- a/audio/ossaudio.c +++ b/audio/ossaudio.c @@ -23,6 +23,7 @@ */ =20 #include "qemu/osdep.h" +#include "qapi-types-audio.h" #include #include #include "qemu/main-loop.h" @@ -39,19 +40,14 @@ #define TYPE_AUDIO_OSS "audio-oss" OBJECT_DECLARE_SIMPLE_TYPE(AudioOss, AUDIO_OSS) =20 +static AudioBackendClass *audio_oss_parent_class; + struct AudioOss { AudioMixengBackend parent_obj; }; =20 static struct audio_driver oss_audio_driver; =20 -static void audio_oss_class_init(ObjectClass *klass, const void *data) -{ - AudioMixengBackendClass *k =3D AUDIO_MIXENG_BACKEND_CLASS(klass); - - k->driver =3D &oss_audio_driver; -} - #if defined OSS_GETVERSION && defined SNDCTL_DSP_POLICY #define USE_DSP_POLICY #endif @@ -505,7 +501,7 @@ static int oss_init_out(HWVoiceOut *hw, struct audsetti= ngs *as, int err; int fd; struct audsettings obt_as; - Audiodev *dev =3D drv_opaque; + Audiodev *dev =3D hw->s->dev; AudiodevOssOptions *oopts =3D &dev->u.oss; =20 oss->fd =3D -1; @@ -636,7 +632,7 @@ static int oss_init_in(HWVoiceIn *hw, struct audsetting= s *as, void *drv_opaque) int err; int fd; struct audsettings obt_as; - Audiodev *dev =3D drv_opaque; + Audiodev *dev =3D hw->s->dev; =20 oss->fd =3D -1; =20 @@ -737,7 +733,8 @@ static void oss_init_per_direction(AudiodevOssPerDirect= ionOptions *opdo) } } =20 -static void *oss_audio_init(Audiodev *dev, Error **errp) +static bool +audio_oss_realize(AudioBackend *abe, Audiodev *dev, Error **errp) { AudiodevOssOptions *oopts; assert(dev->driver =3D=3D AUDIODEV_DRIVER_OSS); @@ -748,17 +745,16 @@ static void *oss_audio_init(Audiodev *dev, Error **er= rp) =20 if (access(oopts->in->dev ?: "/dev/dsp", R_OK | W_OK) < 0) { error_setg_errno(errp, errno, "%s not accessible", oopts->in->dev = ?: "/dev/dsp"); - return NULL; + qapi_free_Audiodev(dev); + return false; } if (access(oopts->out->dev ?: "/dev/dsp", R_OK | W_OK) < 0) { error_setg_errno(errp, errno, "%s not accessible", oopts->out->dev= ?: "/dev/dsp"); - return NULL; + qapi_free_Audiodev(dev); + return false; } - return dev; -} =20 -static void oss_audio_fini (void *opaque) -{ + return audio_oss_parent_class->realize(abe, dev, errp); } =20 static struct audio_pcm_ops oss_pcm_ops =3D { @@ -780,8 +776,6 @@ static struct audio_pcm_ops oss_pcm_ops =3D { =20 static struct audio_driver oss_audio_driver =3D { .name =3D "oss", - .init =3D oss_audio_init, - .fini =3D oss_audio_fini, .pcm_ops =3D &oss_pcm_ops, .max_voices_out =3D INT_MAX, .max_voices_in =3D INT_MAX, @@ -789,6 +783,17 @@ static struct audio_driver oss_audio_driver =3D { .voice_size_in =3D sizeof (OSSVoiceIn) }; =20 +static void audio_oss_class_init(ObjectClass *klass, const void *data) +{ + AudioBackendClass *b =3D AUDIO_BACKEND_CLASS(klass); + AudioMixengBackendClass *k =3D AUDIO_MIXENG_BACKEND_CLASS(klass); + + audio_oss_parent_class =3D AUDIO_BACKEND_CLASS(object_class_get_parent= (klass)); + + b->realize =3D audio_oss_realize; + k->driver =3D &oss_audio_driver; +} + static const TypeInfo audio_types[] =3D { { .name =3D TYPE_AUDIO_OSS, --=20 2.53.0