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| author | Richard Henderson <richard.henderson@linaro.org> | 2021-11-02 19:24:17 -0400 |
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| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-11-02 19:24:17 -0400 |
| commit | 7fa736595e70b7f6e7a31779c1cf319f38ff59d6 (patch) | |
| tree | 76c5da81e2093850dca849e2a66c1a1723902f63 /hw/i386/x86-iommu.c | |
| parent | 157f75435e08447c50c1f52df73d1222491f6303 (diff) | |
| parent | d99e8b5fcb138b19f751c027ed5599224f9b5036 (diff) | |
| download | focaccia-qemu-7fa736595e70b7f6e7a31779c1cf319f38ff59d6.tar.gz focaccia-qemu-7fa736595e70b7f6e7a31779c1cf319f38ff59d6.zip | |
Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
pc,pci,virtio: features, fixes virtio-iommu support for x86/ACPI. Fixes, cleanups all over the place. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> # gpg: Signature made Mon 01 Nov 2021 07:36:22 PM EDT # gpg: using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469 # gpg: issuer "mst@redhat.com" # gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full] # gpg: aka "Michael S. Tsirkin <mst@redhat.com>" [full] * remotes/mst/tags/for_upstream: hw/i386: fix vmmouse registration pci: Export pci_for_each_device_under_bus*() pci: Define pci_bus_dev_fn/pci_bus_fn/pci_bus_ret_fn hw/i386/pc: Allow instantiating a virtio-iommu device hw/i386/pc: Move IOMMU singleton into PCMachineState hw/i386/pc: Remove x86_iommu_get_type() hw/acpi: Add VIOT table vhost-vdpa: Set discarding of RAM broken when initializing the backend qtest: fix 'expression is always false' build failure in qtest_has_accel() Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'hw/i386/x86-iommu.c')
| -rw-r--r-- | hw/i386/x86-iommu.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/hw/i386/x86-iommu.c b/hw/i386/x86-iommu.c index 86ad03972e..01d11325a6 100644 --- a/hw/i386/x86-iommu.c +++ b/hw/i386/x86-iommu.c @@ -77,30 +77,17 @@ void x86_iommu_irq_to_msi_message(X86IOMMUIrq *irq, MSIMessage *msg_out) msg_out->data = msg.msi_data; } -/* Default X86 IOMMU device */ -static X86IOMMUState *x86_iommu_default = NULL; - -static void x86_iommu_set_default(X86IOMMUState *x86_iommu) -{ - assert(x86_iommu); - - if (x86_iommu_default) { - error_report("QEMU does not support multiple vIOMMUs " - "for x86 yet."); - exit(1); - } - - x86_iommu_default = x86_iommu; -} - X86IOMMUState *x86_iommu_get_default(void) { - return x86_iommu_default; -} + MachineState *ms = MACHINE(qdev_get_machine()); + PCMachineState *pcms = + PC_MACHINE(object_dynamic_cast(OBJECT(ms), TYPE_PC_MACHINE)); -IommuType x86_iommu_get_type(void) -{ - return x86_iommu_default->type; + if (pcms && + object_dynamic_cast(OBJECT(pcms->iommu), TYPE_X86_IOMMU_DEVICE)) { + return X86_IOMMU_DEVICE(pcms->iommu); + } + return NULL; } static void x86_iommu_realize(DeviceState *dev, Error **errp) @@ -136,8 +123,6 @@ static void x86_iommu_realize(DeviceState *dev, Error **errp) if (x86_class->realize) { x86_class->realize(dev, errp); } - - x86_iommu_set_default(X86_IOMMU_DEVICE(dev)); } static Property x86_iommu_properties[] = { |