Hi, Bjorn On 2021/7/13 上午10:54, Zhangfei Gao wrote:
HiSilicon KunPeng920 and KunPeng930 have devices appear as PCI but are actually on the AMBA bus. These fake PCI devices have PASID capability though not supporting TLP. Add a quirk to set pasid_no_tlp and dma-can-stall for these devices. v5: no change, base on 5.14-rc1
Would you mind take a look at this patchset.We need the quirk to enable sva feature of devices on HiSilicon KunPeng920 and KunPeng930.
Thanks