On 2023/7/20 06:32, suijingfeng wrote:
it will be works no matter CONFIG_DRM_AST=m or CONFIG_DRM_AST=y
It will be works regardless of CONFIG_DRM_AST=m or CONFIG_DRM_AST=y.When vgaarb call to the device driver, device driver already loaded successfully.
and the PCI(e) device emulation already finished.So the last change the vgaarb gave us to override is actually happen very late.
But it will be happen as long as the device driver get loaded successfully.