SRC_REG_COUNTFREE0
REG_WR(pdev, SRC_REG_COUNTFREE0 + port*4, src_cid_count);
REG_WR(pdev, (PORT_ID(pdev) ? SRC_REG_COUNTFREE1 : SRC_REG_COUNTFREE0) ,pdev->vars.searcher_t2_num_pages * pdev->params.ilt_client_page_size/64);