616 int bnxt_qplib_alloc_dpi(struct bnxt_qplib_dpi_tbl *dpit,  in bnxt_qplib_alloc_dpi()  argument
622 	bit_num = find_first_bit(dpit->tbl, dpit->max);  in bnxt_qplib_alloc_dpi()
623 	if (bit_num == dpit->max)  in bnxt_qplib_alloc_dpi()
627 	clear_bit(bit_num, dpit->tbl);  in bnxt_qplib_alloc_dpi()
628 	dpit->app_tbl[bit_num] = app;  in bnxt_qplib_alloc_dpi()
631 	dpi->dbr = dpit->dbr_bar_reg_iomem + (bit_num * PAGE_SIZE);  in bnxt_qplib_alloc_dpi()
632 	dpi->umdbr = dpit->unmapped_dbr + (bit_num * PAGE_SIZE);  in bnxt_qplib_alloc_dpi()
638 			   struct bnxt_qplib_dpi_tbl *dpit,  in bnxt_qplib_dealloc_dpi()  argument
641 	if (dpi->dpi >= dpit->max) {  in bnxt_qplib_dealloc_dpi()
645 	if (test_and_set_bit(dpi->dpi, dpit->tbl)) {  in bnxt_qplib_dealloc_dpi()
650 	if (dpit->app_tbl)  in bnxt_qplib_dealloc_dpi()
651 		dpit->app_tbl[dpi->dpi] = NULL;  in bnxt_qplib_dealloc_dpi()
658 				    struct bnxt_qplib_dpi_tbl *dpit)  in bnxt_qplib_free_dpi_tbl()  argument
660 	kfree(dpit->tbl);  in bnxt_qplib_free_dpi_tbl()
661 	kfree(dpit->app_tbl);  in bnxt_qplib_free_dpi_tbl()
662 	if (dpit->dbr_bar_reg_iomem)  in bnxt_qplib_free_dpi_tbl()
663 		pci_iounmap(res->pdev, dpit->dbr_bar_reg_iomem);  in bnxt_qplib_free_dpi_tbl()
664 	memset(dpit, 0, sizeof(*dpit));  in bnxt_qplib_free_dpi_tbl()
668 				    struct bnxt_qplib_dpi_tbl *dpit,  in bnxt_qplib_alloc_dpi_tbl()  argument
675 	if (dpit->dbr_bar_reg_iomem) {  in bnxt_qplib_alloc_dpi_tbl()
695 	dpit->dbr_bar_reg_iomem = ioremap_nocache(bar_reg_base + dbr_offset,  in bnxt_qplib_alloc_dpi_tbl()
697 	if (!dpit->dbr_bar_reg_iomem) {  in bnxt_qplib_alloc_dpi_tbl()
704 	dpit->unmapped_dbr = bar_reg_base + dbr_offset;  in bnxt_qplib_alloc_dpi_tbl()
705 	dpit->max = dbr_len / PAGE_SIZE;  in bnxt_qplib_alloc_dpi_tbl()
707 	dpit->app_tbl = kcalloc(dpit->max, sizeof(void *), GFP_KERNEL);  in bnxt_qplib_alloc_dpi_tbl()
708 	if (!dpit->app_tbl)  in bnxt_qplib_alloc_dpi_tbl()
711 	bytes = dpit->max >> 3;  in bnxt_qplib_alloc_dpi_tbl()
715 	dpit->tbl = kmalloc(bytes, GFP_KERNEL);  in bnxt_qplib_alloc_dpi_tbl()
716 	if (!dpit->tbl) {  in bnxt_qplib_alloc_dpi_tbl()
717 		kfree(dpit->app_tbl);  in bnxt_qplib_alloc_dpi_tbl()
718 		dpit->app_tbl = NULL;  in bnxt_qplib_alloc_dpi_tbl()
722 	memset((u8 *)dpit->tbl, 0xFF, bytes);  in bnxt_qplib_alloc_dpi_tbl()
727 	pci_iounmap(res->pdev, dpit->dbr_bar_reg_iomem);  in bnxt_qplib_alloc_dpi_tbl()