4183 	int use_sg, i, sg_limit, chained, last_sg;  in hpsa_scatter_gather()  local
4188 	use_sg = scsi_dma_map(cmd);  in hpsa_scatter_gather()
4189 	if (use_sg < 0)  in hpsa_scatter_gather()
4190 		return use_sg;  in hpsa_scatter_gather()
4192 	if (!use_sg)  in hpsa_scatter_gather()
4203 	chained = use_sg > h->max_cmd_sg_entries;  in hpsa_scatter_gather()
4204 	sg_limit = chained ? h->max_cmd_sg_entries - 1 : use_sg;  in hpsa_scatter_gather()
4219 		sg_limit = use_sg - sg_limit;  in hpsa_scatter_gather()
4229 	if (use_sg + chained > h->maxSG)  in hpsa_scatter_gather()
4230 		h->maxSG = use_sg + chained;  in hpsa_scatter_gather()
4234 		cp->Header.SGTotal = cpu_to_le16(use_sg + 1);  in hpsa_scatter_gather()
4244 	cp->Header.SGList = (u8) use_sg;   /* no. SGs contig in this cmd */  in hpsa_scatter_gather()
4245 	cp->Header.SGTotal = cpu_to_le16(use_sg); /* total sgs in cmd list */  in hpsa_scatter_gather()
4302 	int use_sg, i;  in hpsa_scsi_ioaccel1_queue_command()  local
4326 	use_sg = scsi_dma_map(cmd);  in hpsa_scsi_ioaccel1_queue_command()
4327 	if (use_sg < 0) {  in hpsa_scsi_ioaccel1_queue_command()
4329 		return use_sg;  in hpsa_scsi_ioaccel1_queue_command()
4332 	if (use_sg) {  in hpsa_scsi_ioaccel1_queue_command()
4334 		scsi_for_each_sg(cmd, sg, use_sg, i) {  in hpsa_scsi_ioaccel1_queue_command()
4365 	c->Header.SGList = use_sg;  in hpsa_scsi_ioaccel1_queue_command()
4459 	int use_sg, i;  in hpsa_scsi_ioaccel2_queue_command()  local
4481 	use_sg = scsi_dma_map(cmd);  in hpsa_scsi_ioaccel2_queue_command()
4482 	if (use_sg < 0) {  in hpsa_scsi_ioaccel2_queue_command()
4484 		return use_sg;  in hpsa_scsi_ioaccel2_queue_command()
4487 	if (use_sg) {  in hpsa_scsi_ioaccel2_queue_command()
4489 		if (use_sg > h->ioaccel_maxsg) {  in hpsa_scsi_ioaccel2_queue_command()
4501 		scsi_for_each_sg(cmd, sg, use_sg, i) {  in hpsa_scsi_ioaccel2_queue_command()
4551 	if (use_sg > h->ioaccel_maxsg) {  in hpsa_scsi_ioaccel2_queue_command()
4553 		cp->sg[0].length = cpu_to_le32(use_sg * sizeof(cp->sg[0]));  in hpsa_scsi_ioaccel2_queue_command()
4560 		cp->sg_count = (u8) use_sg;  in hpsa_scsi_ioaccel2_queue_command()