On SRIOV run time, driver shouldn't directly access invalidation registers through MMIO.
Use kiq to submit wait_reg_mem package for the invalidation
Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>