radeon_vm_num_pdes
pd_entries = radeon_vm_num_pdes(rdev);
for (i = 0; i < radeon_vm_num_pdes(rdev); i++)
BUG_ON(eoffset >= radeon_vm_num_pdes(rdev));
return RADEON_GPU_PAGE_ALIGN(radeon_vm_num_pdes(rdev) * 8);