819 static u32 get_physaddr_from_sgc(struct esas2r_sg_context *sgc, u64 *addr)  in get_physaddr_from_sgc()  argument
823 	if (likely(sgc->cur_offset == sgc->exp_offset)) {  in get_physaddr_from_sgc()
829 		if (sgc->sgel_count < sgc->num_sgel) {  in get_physaddr_from_sgc()
831 			if (sgc->exp_offset > (u8 *)0) {  in get_physaddr_from_sgc()
833 				sgc->cur_sgel = sg_next(sgc->cur_sgel);  in get_physaddr_from_sgc()
834 				++(sgc->sgel_count);  in get_physaddr_from_sgc()
838 			len = sg_dma_len(sgc->cur_sgel);  in get_physaddr_from_sgc()
839 			(*addr) = sg_dma_address(sgc->cur_sgel);  in get_physaddr_from_sgc()
842 			sgc->exp_offset += len;  in get_physaddr_from_sgc()
847 	} else if (sgc->cur_offset < sgc->exp_offset) {  in get_physaddr_from_sgc()
853 		len = sg_dma_len(sgc->cur_sgel);  in get_physaddr_from_sgc()
854 		(*addr) = sg_dma_address(sgc->cur_sgel);  in get_physaddr_from_sgc()
856 		sgc->exp_offset -= len;  in get_physaddr_from_sgc()
860 			(sgc->cur_offset - sgc->exp_offset);  in get_physaddr_from_sgc()
862 		sgc->exp_offset += len;  in get_physaddr_from_sgc()
866 			sgc->exp_offset - sgc->cur_offset);  in get_physaddr_from_sgc()
883 	struct esas2r_sg_context sgc;  in esas2r_queuecommand()  local
918 	esas2r_sgc_init(&sgc, a, rq, NULL);  in esas2r_queuecommand()
920 	sgc.length = bufflen;  in esas2r_queuecommand()
921 	sgc.cur_offset = NULL;  in esas2r_queuecommand()
923 	sgc.cur_sgel = scsi_sglist(cmd);  in esas2r_queuecommand()
924 	sgc.exp_offset = NULL;  in esas2r_queuecommand()
925 	sgc.num_sgel = scsi_dma_map(cmd);  in esas2r_queuecommand()
926 	sgc.sgel_count = 0;  in esas2r_queuecommand()
928 	if (unlikely(sgc.num_sgel < 0)) {  in esas2r_queuecommand()
933 	sgc.get_phys_addr = (PGETPHYSADDR)get_physaddr_from_sgc;  in esas2r_queuecommand()
935 	if (unlikely(!esas2r_build_sg_list(a, rq, &sgc))) {  in esas2r_queuecommand()