Remove FW_SSTDV ioctl. It is not used anymore.

sys/dev/firewire/firewire.c

@@ -127,11 +127,8 @@ static driver_t firewire_driver = {
 int
 fw_tbuf_update(struct firewire_comm *fc, int sub, int flag){
 	struct fw_bulkxfer *bulkxfer, *bulkxfer2 = NULL;
-	struct fw_dvbuf *dvbuf = NULL;
 	struct fw_xferq *it;
-	int s, err = 0, i, j, chtag;
+	int s, err = 0;
-	struct fw_pkt *fp;
-	u_int64_t cycle, dvsync;
 
 	it = fc->it[sub];
 	
@@ -144,7 +141,9 @@ fw_tbuf_update(struct firewire_comm *fc, int sub, int flag){
 			STAILQ_REMOVE_HEAD(&it->stvalid, link);
 			it->stdma->flag = 0;
 			STAILQ_INSERT_TAIL(&it->stfree, it->stdma, link);
+#ifdef FWXFERQ_DV
 			if(!(it->flag & FWXFERQ_DV))
+#endif
 				wakeup(it);
 		}
 		bulkxfer = STAILQ_FIRST(&it->stvalid);
@@ -166,7 +165,13 @@ fw_tbuf_update(struct firewire_comm *fc, int sub, int flag){
 	it->stdma = bulkxfer;
 	it->stdma2 = bulkxfer2;
 
+#ifdef FWXFERQ_DV
 	if(it->flag & FWXFERQ_DV){
+		struct fw_dvbuf *dvbuf = NULL;
+		int i, j, chtag;
+		struct fw_pkt *fp;
+		u_int64_t cycle, dvsync;
+
 		chtag = it->flag & 0xff;
 dvloop:
 		if(it->dvdma == NULL){
@@ -245,6 +250,7 @@ dvloop:
 		}
 	}
 out:
+#endif
 	splx(s);
 	return err;
 }

sys/dev/firewire/firewire.h

@@ -445,7 +445,9 @@ struct fw_crom_buf {
 /*
  * FireWire specific system requests.
  */
+#if 0
 #define	FW_SSTDV	_IOWR('S', 85, unsigned int)
+#endif
 #define	FW_SSTBUF	_IOWR('S', 86, struct fw_isobufreq)
 #define	FW_GSTBUF	_IOWR('S', 87, struct fw_isobufreq)
 #define	FW_SRSTREAM	_IOWR('S', 88, struct fw_isochreq)

sys/dev/firewire/firewirereg.h

@@ -186,7 +186,9 @@ struct fw_xferq {
 
 #define FWXFERQ_PACKET (1 << 10)
 #define FWXFERQ_BULK (1 << 11)
+#if 0
 #define FWXFERQ_DV (1 << 12)
+#endif
 #define FWXFERQ_MODEMASK (7 << 10)
 
 #define FWXFERQ_EXTBUF (1 << 13)

sys/dev/firewire/fwdev.c

@@ -110,7 +110,6 @@ fw_close (dev_t dev, int flags, int fmt, fw_proc *td)
 	int unit = DEV2UNIT(dev);
 	int sub = DEV2DMACH(dev);
 	struct fw_xfer *xfer;
-	struct fw_dvbuf *dvbuf;
 	struct fw_bind *fwb;
 	int err = 0;
 
@@ -136,7 +135,10 @@ fw_close (dev_t dev, int flags, int fmt, fw_proc *td)
 		sc->fc->it[sub]->flag &= ~FWXFERQ_RUNNING;
 		sc->fc->itx_disable(sc->fc, sub);
 	}
+#ifdef FWXFERQ_DV
 	if(sc->fc->it[sub]->flag & FWXFERQ_DV){
+		struct fw_dvbuf *dvbuf;
+
 		if((dvbuf = sc->fc->it[sub]->dvproc) != NULL){
 			free(dvbuf->buf, M_DEVBUF);
 			sc->fc->it[sub]->dvproc = NULL;
@@ -156,6 +158,7 @@ fw_close (dev_t dev, int flags, int fmt, fw_proc *td)
 		free(sc->fc->it[sub]->dvbuf, M_DEVBUF);
 		sc->fc->it[sub]->dvbuf = NULL;
 	}
+#endif
 	if(sc->fc->ir[sub]->flag & FWXFERQ_EXTBUF){
 		free(sc->fc->ir[sub]->buf, M_DEVBUF);
 		sc->fc->ir[sub]->buf = NULL;
@@ -359,7 +362,11 @@ fw_write (dev_t dev, struct uio *uio, int ioflag)
 		splx(s);
 		it->stproc = NULL;
 	}
+#ifdef FWXFERQ_DV
 	if(xferq == NULL && !(it->flag & FWXFERQ_DV)){
+#else
+	if (xferq == NULL) {
+#endif
 isoloop:
 		if(it->stproc == NULL){
 			it->stproc = STAILQ_FIRST(&it->stfree);
@@ -400,7 +407,9 @@ isoloop:
 			err = sc->fc->itx_enable(sc->fc, sub);
 		}
 		return err;
-	} if(xferq == NULL && it->flag & FWXFERQ_DV){
+	}
+#ifdef FWXFERQ_DV
+	if(xferq == NULL && it->flag & FWXFERQ_DV){
 dvloop:
 		if(it->dvproc == NULL){
 			it->dvproc = STAILQ_FIRST(&it->dvfree);
@@ -448,6 +457,7 @@ dvloop:
 		}
 		return err;
 	}
+#endif
 	if(xferq != NULL){
 		xfer = fw_xfer_alloc();
 		if(xfer == NULL){
@@ -562,6 +572,7 @@ fw_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, fw_proc *td)
 		ichreq->tag =(sc->fc->ir[sub]->flag) >> 2 & 0x3;
 		err = 0;
 		break;
+#ifdef FWXFERQ_DV
 	case FW_SSTDV:
 		ibufreq = (struct fw_isobufreq *)
 			malloc(sizeof(struct fw_isobufreq), M_DEVBUF, M_NOWAIT);
@@ -604,6 +615,7 @@ fw_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, fw_proc *td)
 					&sc->fc->it[sub]->dvbuf[i], link);
 		}
 		break;
+#endif
 	case FW_SSTBUF:
 		ir = sc->fc->ir[sub];
 		it = sc->fc->it[sub];

sys/dev/firewire/fwohci.c

@@ -1427,8 +1427,6 @@ fwohci_itxbuf_enable(struct firewire_comm *fc, int dmach)
 	int err = 0;
 	unsigned short tag, ich;
 	struct fwohci_dbch *dbch;
-	struct fw_pkt *fp;
-	struct fwohcidb_tr *db_tr;
 	int cycle_now, sec, cycle, cycle_match;
 	u_int32_t stat;
 
@@ -1495,12 +1493,17 @@ fwohci_itxbuf_enable(struct firewire_comm *fc, int dmach)
 			(dbch->xferq.stdma->start))->db) | dbch->ndesc);
 #define CYCLE_OFFSET	1
 	if ((stat & OHCI_CNTL_DMA_RUN) == 0) {
+#ifdef FWXFERQ_DV
 		if(dbch->xferq.flag & FWXFERQ_DV){
+			struct fw_pkt *fp;
+			struct fwohcidb_tr *db_tr;
+
 			db_tr = (struct fwohcidb_tr *)dbch->xferq.stdma->start;
 			fp = (struct fw_pkt *)db_tr->buf;
 			dbch->xferq.dvoffset = CYCLE_OFFSET;
 			fp->mode.ld[2] |= htonl(dbch->xferq.dvoffset << 12);
 		}
+#endif
 		/* 2bit second + 13bit cycle */
 		cycle_now = (fc->cyctimer(fc) >> 12) & 0x7fff;
 		cycle = cycle_now & 0x1fff;
@@ -1963,7 +1966,6 @@ fwohci_tbuf_update(struct fwohci_softc *sc, int dmach)
 {
 	int stat;
 	struct firewire_comm *fc = &sc->fc;
-	struct fw_pkt *fp;
 	struct fwohci_dbch *dbch;
 	struct fwohcidb_tr *db_tr;
 
@@ -1994,11 +1996,12 @@ fwohci_tbuf_update(struct fwohci_softc *sc, int dmach)
 	stat = OREAD(sc, OHCI_ITCTL(dmach)) & 0x1f;
 	switch(stat){
 	case FWOHCIEV_ACKCOMPL:
-#if 1
+#ifdef FWXFERQ_DV
 	if (dbch->xferq.flag & FWXFERQ_DV) {
 		struct ciphdr *ciph;
 		int timer, timestamp, cycl, diff;
 		static int last_timer=0;
+		struct fw_pkt *fp;
 
 		timer = (fc->cyctimer(fc) >> 12) & 0xffff;
 		db_tr = (struct fwohcidb_tr *)dbch->xferq.stdma->start;