104 mscp_getcp(struct mscp_softc *mi, int canwait)  in mscp_getcp()  argument
106 #define mri	(&mi->mi_cmd)  in mscp_getcp()
116 	if (mi->mi_credits <= MSCP_MINCREDITS) {  in mscp_getcp()
121 		mi->mi_wantcredits = 1;  in mscp_getcp()
122 		(void) tsleep(&mi->mi_wantcredits, PCMD, "mscpwcrd", 0);  in mscp_getcp()
131 		mi->mi_wantcmd = 1;  in mscp_getcp()
132 		(void) tsleep(&mi->mi_wantcmd, PCMD, "mscpwcmd", 0);  in mscp_getcp()
135 	mi->mi_credits--;  in mscp_getcp()
166 mscp_dorsp(struct mscp_softc *mi)  in mscp_dorsp()  argument
169 	struct mscp_device *me = mi->mi_me;  in mscp_dorsp()
170 	struct mscp_ctlr *mc = mi->mi_mc;  in mscp_dorsp()
179 	nextrsp = mi->mi_rsp.mri_next;  in mscp_dorsp()
181 	if (mi->mi_rsp.mri_desc[nextrsp] & MSCP_OWN) {  in mscp_dorsp()
187 		mi->mi_rsp.mri_next = nextrsp;  in mscp_dorsp()
188 		if (mi->mi_wantcredits && mi->mi_credits > MSCP_MINCREDITS) {  in mscp_dorsp()
189 			mi->mi_wantcredits = 0;  in mscp_dorsp()
190 			wakeup((void *) &mi->mi_wantcredits);  in mscp_dorsp()
195 	mp = &mi->mi_rsp.mri_ring[nextrsp];  in mscp_dorsp()
196 	mi->mi_credits += MSCP_CREDITS(mp->mscp_msgtc);  in mscp_dorsp()
203 			mi->mi_flags |= MSC_READY;  in mscp_dorsp()
206 			    device_xname(mi->mi_dev), mp->mscp_status);  in mscp_dorsp()
216 	if (mp->mscp_unit >= mi->mi_driveno) { /* Must expand drive table */  in mscp_dorsp()
221 		if (mi->mi_driveno) {  in mscp_dorsp()
222 			memcpy(tmp, mi->mi_dp, mi->mi_driveno * sizeof(tmp[0]));  in mscp_dorsp()
223 			free(mi->mi_dp, M_DEVBUF);  in mscp_dorsp()
225 		mi->mi_driveno = tmpno;  in mscp_dorsp()
226 		mi->mi_dp = tmp;  in mscp_dorsp()
229 	drive = mi->mi_dp[mp->mscp_unit];  in mscp_dorsp()
237 		(*me->me_dgram)(drive, mp, mi);  in mscp_dorsp()
246 			device_xname(mi->mi_dev), mp->mscp_unit,  in mscp_dorsp()
304 			mutex_spin_enter(&mi->mi_mtx);  in mscp_dorsp()
306 			mw = SLIST_FIRST(&mi->mi_freelist);  in mscp_dorsp()
308 				aprint_error_dev(mi->mi_dev,  in mscp_dorsp()
310 				mutex_spin_exit(&mi->mi_mtx);  in mscp_dorsp()
312 				SLIST_REMOVE_HEAD(&mi->mi_freelist, mw_list);  in mscp_dorsp()
313 				mutex_spin_exit(&mi->mi_mtx);  in mscp_dorsp()
315 				mw->mw_mi = mi;  in mscp_dorsp()
318 				workqueue_enqueue(mi->mi_wq,  in mscp_dorsp()
379 		mxi = &mi->mi_xi[mp->mscp_cmdref];  in mscp_dorsp()
421 		bus_dmamap_unload(mi->mi_dmat, mxi->mxi_dmam);  in mscp_dorsp()
423 		(*mc->mc_ctlrdone)(device_parent(mi->mi_dev));  in mscp_dorsp()
427 		mi->mi_mxiuse |= (1 << mp->mscp_cmdref);  in mscp_dorsp()
471 	mi->mi_rsp.mri_desc[nextrsp] |= MSCP_OWN;  in mscp_dorsp()
472 	nextrsp = (nextrsp + 1) % mi->mi_rsp.mri_size;  in mscp_dorsp()
482 mscp_requeue(struct mscp_softc *mi)  in mscp_requeue()  argument
498 	struct mscp_softc *mi = mw->mw_mi;  in mscp_worker()  local
503 		struct mscp_device *me = mi->mi_me;  in mscp_worker()
512 	da.da_typ = mi->mi_type;  in mscp_worker()
514 	config_found(mi->mi_dev, (void *)&da, mscp_print, CFARGS_NONE);  in mscp_worker()
516 	mutex_spin_enter(&mi->mi_mtx);  in mscp_worker()
518 	mutex_spin_exit(&mi->mi_mtx);  in mscp_worker()