ba62dfa707
Use VIRTIO_GPU_SHM_ID_HOST_VISIBLE as id for virtio-gpu. Signed-off-by: Antonio Caggiano <antonio.caggiano@collabora.com> Tested-by: Alyssa Ross <hi@alyssa.is> Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com> Tested-by: Huang Rui <ray.huang@amd.com> Acked-by: Huang Rui <ray.huang@amd.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
118 lines
3.5 KiB
C
118 lines
3.5 KiB
C
/*
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* Virtio video device
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*
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* Copyright Red Hat
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*
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* Authors:
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* Dave Airlie
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#include "qemu/osdep.h"
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#include "qapi/error.h"
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#include "qemu/module.h"
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#include "hw/pci/pci.h"
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#include "hw/qdev-properties.h"
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#include "hw/virtio/virtio.h"
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#include "hw/virtio/virtio-bus.h"
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#include "hw/virtio/virtio-gpu-pci.h"
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#include "qom/object.h"
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static Property virtio_gpu_pci_base_properties[] = {
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DEFINE_VIRTIO_GPU_PCI_PROPERTIES(VirtIOPCIProxy),
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DEFINE_PROP_END_OF_LIST(),
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};
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static void virtio_gpu_pci_base_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
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{
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VirtIOGPUPCIBase *vgpu = VIRTIO_GPU_PCI_BASE(vpci_dev);
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VirtIOGPUBase *g = vgpu->vgpu;
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DeviceState *vdev = DEVICE(g);
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int i;
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if (virtio_gpu_hostmem_enabled(g->conf)) {
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vpci_dev->msix_bar_idx = 1;
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vpci_dev->modern_mem_bar_idx = 2;
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memory_region_init(&g->hostmem, OBJECT(g), "virtio-gpu-hostmem",
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g->conf.hostmem);
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pci_register_bar(&vpci_dev->pci_dev, 4,
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PCI_BASE_ADDRESS_SPACE_MEMORY |
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PCI_BASE_ADDRESS_MEM_PREFETCH |
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PCI_BASE_ADDRESS_MEM_TYPE_64,
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&g->hostmem);
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virtio_pci_add_shm_cap(vpci_dev, 4, 0, g->conf.hostmem,
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VIRTIO_GPU_SHM_ID_HOST_VISIBLE);
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}
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virtio_pci_force_virtio_1(vpci_dev);
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if (!qdev_realize(vdev, BUS(&vpci_dev->bus), errp)) {
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return;
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}
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for (i = 0; i < g->conf.max_outputs; i++) {
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object_property_set_link(OBJECT(g->scanout[i].con), "device",
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OBJECT(vpci_dev), &error_abort);
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}
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}
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static void virtio_gpu_pci_base_class_init(ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(klass);
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VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
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PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
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set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
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device_class_set_props(dc, virtio_gpu_pci_base_properties);
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dc->hotpluggable = false;
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k->realize = virtio_gpu_pci_base_realize;
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pcidev_k->class_id = PCI_CLASS_DISPLAY_OTHER;
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}
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static const TypeInfo virtio_gpu_pci_base_info = {
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.name = TYPE_VIRTIO_GPU_PCI_BASE,
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.parent = TYPE_VIRTIO_PCI,
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.instance_size = sizeof(VirtIOGPUPCIBase),
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.class_init = virtio_gpu_pci_base_class_init,
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.abstract = true
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};
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module_obj(TYPE_VIRTIO_GPU_PCI_BASE);
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module_kconfig(VIRTIO_PCI);
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#define TYPE_VIRTIO_GPU_PCI "virtio-gpu-pci"
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typedef struct VirtIOGPUPCI VirtIOGPUPCI;
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DECLARE_INSTANCE_CHECKER(VirtIOGPUPCI, VIRTIO_GPU_PCI,
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TYPE_VIRTIO_GPU_PCI)
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struct VirtIOGPUPCI {
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VirtIOGPUPCIBase parent_obj;
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VirtIOGPU vdev;
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};
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static void virtio_gpu_initfn(Object *obj)
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{
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VirtIOGPUPCI *dev = VIRTIO_GPU_PCI(obj);
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virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
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TYPE_VIRTIO_GPU);
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VIRTIO_GPU_PCI_BASE(obj)->vgpu = VIRTIO_GPU_BASE(&dev->vdev);
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}
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static const VirtioPCIDeviceTypeInfo virtio_gpu_pci_info = {
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.generic_name = TYPE_VIRTIO_GPU_PCI,
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.parent = TYPE_VIRTIO_GPU_PCI_BASE,
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.instance_size = sizeof(VirtIOGPUPCI),
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.instance_init = virtio_gpu_initfn,
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};
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module_obj(TYPE_VIRTIO_GPU_PCI);
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static void virtio_gpu_pci_register_types(void)
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{
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type_register_static(&virtio_gpu_pci_base_info);
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virtio_pci_types_register(&virtio_gpu_pci_info);
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}
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type_init(virtio_gpu_pci_register_types)
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