AMD Graphic device：S7150
kvm gim driver：
https://github.com/GPUOpen-LibrariesAndSDKs/MxGPU-Virtualization
CentOS-7-x86_64-1810:
lscpci output as follows after kvm gim driver installed:
lspci | grep -i amd
86:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XT GL [FirePro S7150]
86:02.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.1 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.2 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.3 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.4 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.5 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.6 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:02.7 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:03.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:03.1 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:03.2 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
86:03.3 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Tonga XTV GL [FirePro S7150V]
After assign one of sub Graphic Adapter to windows 10 64-bit guest (1809)
and install guest driver as bellow：
Radeon™ Pro Software Adrenalin Edition for Windows® 10 (64-bit)
https://www.amd.com/zh-hans/support/professional-graphics/firepro/firepro-s-series/firepro-s7150-pas...
Everything is seem like OK when I Connected guest OS by RDP and use dxdiag command to check MxGPU status .
BUT, guest run so slowly ,and I found that csrss and dwm proccess use almost 100% GPU.
Further more，I have Tested win7-64 guest , and found that D3D is invalude although AMD MxGPU driver seem work.
anyone help?
