vmw_kms_sou_bo_blit
sizeof(struct vmw_kms_sou_bo_blit) *
struct vmw_kms_sou_bo_blit *blit = dirty->cmd;
dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_bo_blit) *
sizeof(struct vmw_kms_sou_bo_blit) * num_hits;
struct vmw_kms_sou_bo_blit *blit = cmd;