-
-/*
- * Build the scatter/gather array for an I/O.
- */
-
-static int sym_scatter_no_sglist(struct sym_hcb *np, struct sym_ccb *cp, struct scsi_cmnd *cmd)
-{
- struct sym_tblmove *data = &cp->phys.data[SYM_CONF_MAX_SG-1];
- int segment;
- unsigned int len = cmd->request_bufflen;
-
- if (len) {
- dma_addr_t baddr = map_scsi_single_data(np, cmd);
- if (baddr) {
- if (len & 1) {
- struct sym_tcb *tp = &np->target[cp->target];
- if (tp->head.wval & EWS) {
- len++;
- cp->odd_byte_adjustment++;
- }
- }
- cp->data_len = len;
- sym_build_sge(np, data, baddr, len);
- segment = 1;
- } else {
- segment = -2;
- }
- } else {
- segment = 0;
- }
-
- return segment;
-}
-