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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1751546341; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hOnk6tUF8BEtgoK/DOmMaR/Km0pJrk/2ZiEFOx7CRQU=; b=NC0Fq1DNkx4Us3K/fLPl4+iU77PrNxDTKWxhSnZu63+m0uyR7njIuxEd6mM8wxzy19Wx23 0r8lvlEs7nKO/Z0QtJUdEHDZDeaRjD5Y0BZlbuXR8S3vwMSQ66tR+b7L4OewFgUpBZmMYk LlNi0mWH0DqRrvIuRTpO/gMKoZUf6xw= X-MC-Unique: k_7hvxCjNz29U4_dmSkw0Q-1 X-Mimecast-MFC-AGG-ID: k_7hvxCjNz29U4_dmSkw0Q_1751546336 From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, imammedo@redhat.com, Jonathan.Cameron@huawei.com, gustavo.romero@linaro.org, anisinha@redhat.com, mst@redhat.com, shannon.zhaosl@gmail.com Cc: pbonzini@redhat.com, philmd@linaro.org, alex.bennee@linaro.org Subject: [PATCH v5 15/36] hw/i386/acpi-build: Use AcpiPciHpState::root in acpi_set_pci_info Date: Thu, 3 Jul 2025 14:35:15 +0200 Message-ID: <20250703123728.414386-16-eric.auger@redhat.com> In-Reply-To: <20250703123728.414386-1-eric.auger@redhat.com> References: <20250703123728.414386-1-eric.auger@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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; 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charset="utf-8" pcihp acpi_set_pci_info() generic code currently uses acpi_get_i386_pci_host() to retrieve the pci host bridge. To make it work also on ARM we get rid of that call and directly use AcpiPciHpState::root. Signed-off-by: Eric Auger Suggested-by: Igor Mammedov Reviewed-by: Igor Mammedov Reviewed-by: Jonathan Cameron --- v2 -> v3: - Use AcpiPciHpState::root v1 -> v2 - described the fact we changed the implementation of acpi_get_pci_host() in the commit msg. --- hw/acpi/pcihp.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c index 2c76edeb15..2db2f16940 100644 --- a/hw/acpi/pcihp.c +++ b/hw/acpi/pcihp.c @@ -99,10 +99,10 @@ static void *acpi_set_bsel(PCIBus *bus, void *opaque) return info; } =20 -static void acpi_set_pci_info(bool has_bridge_hotplug) +static void acpi_set_pci_info(AcpiPciHpState *s) { static bool bsel_is_set; - Object *host =3D acpi_get_i386_pci_host(); + bool has_bridge_hotplug =3D s->use_acpi_hotplug_bridge; PCIBus *bus; BSELInfo info =3D { .bsel_alloc =3D ACPI_PCIHP_BSEL_DEFAULT, .has_bridge_hotplug =3D has_bridge_hotplug }; @@ -112,11 +112,8 @@ static void acpi_set_pci_info(bool has_bridge_hotplug) } bsel_is_set =3D true; =20 - if (!host) { - return; - } =20 - bus =3D PCI_HOST_BRIDGE(host)->bus; + bus =3D s->root; if (bus) { /* Scan all PCI buses. Set property to enable acpi based hotplug. = */ pci_for_each_bus_depth_first(bus, acpi_set_bsel, NULL, &info); @@ -266,7 +263,7 @@ static void acpi_pcihp_update(AcpiPciHpState *s) =20 void acpi_pcihp_reset(AcpiPciHpState *s) { - acpi_set_pci_info(s->use_acpi_hotplug_bridge); + acpi_set_pci_info(s); acpi_pcihp_update(s); } =20 --=20 2.49.0