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Tsirkin" , Marcel Apfelbaum , Yanan Wang , Thomas Huth , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Gerd Hoffmann , Peter Maydell , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , Manos Pitsidianakis , qemu-ppc@nongnu.org, Jiaxun Yang , Akihiko Odaki , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , qemu-arm@nongnu.org, Alistair Francis , Zhao Liu , =?UTF-8?q?Volker=20R=C3=BCmelin?= , Christian Schoenebeck , Paolo Bonzini , "Edgar E. Iglesias" , BALATON Zoltan , Laurent Vivier Subject: [PATCH v3 02/35] hw/audio: look up the default bus from the device class Date: Mon, 27 Oct 2025 19:10:09 +0400 Message-ID: <20251027151045.2863176-3-marcandre.lureau@redhat.com> In-Reply-To: <20251027151045.2863176-1-marcandre.lureau@redhat.com> References: <20251027151045.2863176-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 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=170.10.133.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_INVALID=0.1, DKIM_SIGNED=0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=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=no 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 @redhat.com) X-ZM-MESSAGEID: 1761577991554158500 From: Marc-Andr=C3=A9 Lureau Generalize and simplify the device model creation. Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/audio/soundhw.c | 20 ++++---------------- 1 file changed, 4 insertions(+), 16 deletions(-) diff --git a/hw/audio/soundhw.c b/hw/audio/soundhw.c index 63a6855635..29158c115c 100644 --- a/hw/audio/soundhw.c +++ b/hw/audio/soundhw.c @@ -22,6 +22,8 @@ * THE SOFTWARE. */ #include "qemu/osdep.h" +#include "hw/qdev-core.h" +#include "monitor/qdev.h" #include "qemu/option.h" #include "qemu/help_option.h" #include "qemu/error-report.h" @@ -110,33 +112,19 @@ void select_soundhw(const char *name, const char *aud= iodev) void soundhw_init(void) { struct soundhw *c =3D selected; - ISABus *isa_bus =3D (ISABus *) object_resolve_path_type("", TYPE_ISA_B= US, NULL); - PCIBus *pci_bus =3D (PCIBus *) object_resolve_path_type("", TYPE_PCI_B= US, NULL); - BusState *bus; =20 if (!c) { return; } - if (c->isa) { - if (!isa_bus) { - error_report("ISA bus not available for %s", c->name); - exit(1); - } - bus =3D BUS(isa_bus); - } else { - if (!pci_bus) { - error_report("PCI bus not available for %s", c->name); - exit(1); - } - bus =3D BUS(pci_bus); - } =20 if (c->typename) { DeviceState *dev =3D qdev_new(c->typename); + BusState *bus =3D qdev_find_default_bus(DEVICE_GET_CLASS(dev), &er= ror_fatal); qdev_prop_set_string(dev, "audiodev", audiodev_id); qdev_realize_and_unref(dev, bus, &error_fatal); } else { assert(!c->isa); + PCIBus *pci_bus =3D (PCIBus *) object_resolve_path_type("", TYPE_P= CI_BUS, NULL); c->init_pci(pci_bus, audiodev_id); } } --=20 2.51.0