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radv: detect platform:virtio-mmio devices for virtgpu native context
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VirtIO devices can be configured as platform devices instead of PCI,
which is especially common in microVM projects like libkrun.

Let's allow RADV to probe MMIO virtgpu devices.

Signed-off-by: Val Packett <val@invisiblethingslab.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37281>
This commit is contained in:
Val Packett 2025-09-10 15:44:41 -03:00 • committed by Marge Bot
parent 31a627bdc2
commit 7f556805c1
1 changed files with 4 additions and 3 deletions
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7
src/amd/vulkan/radv_physical_device.c
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@ -2508,14 +2508,15 @@ create_drm_physical_device(struct vk_instance *vk_instance, struct _drmDevice *d
#ifndef _WIN32
bool supported_device = false;
if (!(device->available_nodes & (1 << DRM_NODE_RENDER)) || device->bustype != DRM_BUS_PCI)
if (!(device->available_nodes & (1 << DRM_NODE_RENDER)))
return VK_ERROR_INCOMPATIBLE_DRIVER;
#ifdef HAVE_AMDGPU_VIRTIO
supported_device |= device->deviceinfo.pci->vendor_id == VIRTGPU_PCI_VENDOR_ID;
supported_device |= device->bustype == DRM_BUS_PCI && device->deviceinfo.pci->vendor_id == VIRTGPU_PCI_VENDOR_ID;
supported_device |= device->bustype == DRM_BUS_PLATFORM; /* virtio-mmio */
#endif
supported_device |= device->deviceinfo.pci->vendor_id == ATI_VENDOR_ID;
supported_device |= device->bustype == DRM_BUS_PCI && device->deviceinfo.pci->vendor_id == ATI_VENDOR_ID;
if (!supported_device)
return VK_ERROR_INCOMPATIBLE_DRIVER;