69 static int isdn_add_channels(isdn_driver_t *d, int drvidx, int n, int adding);
1064 	int drvidx;  in isdn_read()  local
1099 		drvidx = isdn_minor2drv(minor);  in isdn_read()
1100 		if (drvidx < 0) {  in isdn_read()
1104 		if (!(dev->drv[drvidx]->flags & DRV_FLAG_RUNNING)) {  in isdn_read()
1113 		len = isdn_readbchan(drvidx, chidx, p, NULL, count,  in isdn_read()
1114 				     &dev->drv[drvidx]->rcv_waitq[chidx]);  in isdn_read()
1123 		drvidx = isdn_minor2drv(minor - ISDN_MINOR_CTRL);  in isdn_read()
1124 		if (drvidx < 0) {  in isdn_read()
1128 		if (!dev->drv[drvidx]->stavail) {  in isdn_read()
1133 			wait_event_interruptible(dev->drv[drvidx]->st_waitq,  in isdn_read()
1134 						 dev->drv[drvidx]->stavail);  in isdn_read()
1136 		if (dev->drv[drvidx]->interface->readstat) {  in isdn_read()
1137 			if (count > dev->drv[drvidx]->stavail)  in isdn_read()
1138 				count = dev->drv[drvidx]->stavail;  in isdn_read()
1139 			len = dev->drv[drvidx]->interface->readstat(buf, count,  in isdn_read()
1140 								    drvidx, isdn_minor2chan(minor - ISDN_MINOR_CTRL));  in isdn_read()
1149 			dev->drv[drvidx]->stavail -= len;  in isdn_read()
1151 			dev->drv[drvidx]->stavail = 0;  in isdn_read()
1172 	int drvidx;  in isdn_write()  local
1184 		drvidx = isdn_minor2drv(minor);  in isdn_write()
1185 		if (drvidx < 0) {  in isdn_write()
1189 		if (!(dev->drv[drvidx]->flags & DRV_FLAG_RUNNING)) {  in isdn_write()
1194 		wait_event_interruptible(dev->drv[drvidx]->snd_waitq[chidx],  in isdn_write()
1195 			(retval = isdn_writebuf_stub(drvidx, chidx, buf, count)));  in isdn_write()
1199 		drvidx = isdn_minor2drv(minor - ISDN_MINOR_CTRL);  in isdn_write()
1200 		if (drvidx < 0) {  in isdn_write()
1210 		if (dev->drv[drvidx]->interface->writecmd)  in isdn_write()
1211 			retval = dev->drv[drvidx]->interface->  in isdn_write()
1212 				writecmd(buf, count, drvidx,  in isdn_write()
1235 	int drvidx = isdn_minor2drv(minor - ISDN_MINOR_CTRL);  in isdn_poll()  local
1247 		if (drvidx < 0) {  in isdn_poll()
1252 		poll_wait(file, &(dev->drv[drvidx]->st_waitq), wait);  in isdn_poll()
1254 		if (dev->drv[drvidx]->stavail) {  in isdn_poll()
1277 	int drvidx;  in isdn_ioctl()  local
1331 		drvidx = isdn_minor2drv(minor);  in isdn_ioctl()
1332 		if (drvidx < 0)  in isdn_ioctl()
1334 		if (!(dev->drv[drvidx]->flags & DRV_FLAG_RUNNING))  in isdn_ioctl()
1505 			drvidx = -1;  in isdn_ioctl()
1516 					drvidx = -1;  in isdn_ioctl()
1519 							drvidx = i;  in isdn_ioctl()
1524 			if (drvidx == -1)  in isdn_ioctl()
1527 				dev->drv[drvidx]->flags |= DRV_FLAG_REJBUS;  in isdn_ioctl()
1529 				dev->drv[drvidx]->flags &= ~DRV_FLAG_REJBUS;  in isdn_ioctl()
1589 					drvidx = -1;  in isdn_ioctl()
1592 							drvidx = i;  in isdn_ioctl()
1596 					drvidx = 0;  in isdn_ioctl()
1597 				if (drvidx == -1)  in isdn_ioctl()
1615 								strcpy(dev->drv[drvidx]->msn2eaz[i], bname);  in isdn_ioctl()
1631 							 strlen(dev->drv[drvidx]->msn2eaz[i]) ?  in isdn_ioctl()
1632 							 dev->drv[drvidx]->msn2eaz[i] : "_",  in isdn_ioctl()
1658 					drvidx = -1;  in isdn_ioctl()
1661 							drvidx = i;  in isdn_ioctl()
1665 					drvidx = 0;  in isdn_ioctl()
1666 				if (drvidx == -1)  in isdn_ioctl()
1668 				c.driver = drvidx;  in isdn_ioctl()
1713 	int drvidx;  in isdn_open()  local
1738 		drvidx = isdn_minor2drv(minor);  in isdn_open()
1739 		if (drvidx < 0)  in isdn_open()
1742 		if (!(dev->drv[drvidx]->flags & DRV_FLAG_RUNNING))  in isdn_open()
1744 		if (!(dev->drv[drvidx]->online & (1 << chidx)))  in isdn_open()
1751 		drvidx = isdn_minor2drv(minor - ISDN_MINOR_CTRL);  in isdn_open()
1752 		if (drvidx < 0)  in isdn_open()
1954 isdn_writebuf_stub(int drvidx, int chan, const u_char __user *buf, int len)  in isdn_writebuf_stub()  argument
1957 	int hl = dev->drv[drvidx]->interface->hl_hdrlen;  in isdn_writebuf_stub()
1967 	ret = dev->drv[drvidx]->interface->writebuf_skb(drvidx, chan, 1, skb);  in isdn_writebuf_stub()
1971 		dev->obytes[isdn_dc2minor(drvidx, chan)] += ret;  in isdn_writebuf_stub()
1979 isdn_writebuf_skb_stub(int drvidx, int chan, int ack, struct sk_buff *skb)  in isdn_writebuf_skb_stub()  argument
1984 	int idx = isdn_dc2minor(drvidx, chan);  in isdn_writebuf_skb_stub()
2000 		ret = dev->drv[drvidx]->interface->writebuf_skb(drvidx, chan, ack, nskb);  in isdn_writebuf_skb_stub()
2002 		int hl = dev->drv[drvidx]->interface->hl_hdrlen;  in isdn_writebuf_skb_stub()
2018 			ret = dev->drv[drvidx]->interface->writebuf_skb(drvidx, chan, ack, skb_tmp);  in isdn_writebuf_skb_stub()
2025 			ret = dev->drv[drvidx]->interface->writebuf_skb(drvidx, chan, ack, skb);  in isdn_writebuf_skb_stub()
2048 isdn_add_channels(isdn_driver_t *d, int drvidx, int n, int adding)  in isdn_add_channels()  argument
2123 				dev->drvmap[k] = drvidx;  in isdn_add_channels()
2137 	int drvidx;  in set_global_features()  local
2140 	for (drvidx = 0; drvidx < ISDN_MAX_DRIVERS; drvidx++) {  in set_global_features()
2141 		if (!dev->drv[drvidx])  in set_global_features()
2143 		if (dev->drv[drvidx]->interface)  in set_global_features()
2144 			dev->global_features |= dev->drv[drvidx]->interface->features;  in set_global_features()
2210 	int drvidx;  in register_isdn()  local
2234 	for (drvidx = 0; drvidx < ISDN_MAX_DRIVERS; drvidx++)  in register_isdn()
2235 		if (!dev->drv[drvidx])  in register_isdn()
2237 	if (isdn_add_channels(d, drvidx, i->channels, 0)) {  in register_isdn()
2242 	i->channels = drvidx;  in register_isdn()
2246 		sprintf(i->id, "line%d", drvidx);  in register_isdn()
2247 	for (j = 0; j < drvidx; j++)  in register_isdn()
2249 			sprintf(i->id, "line%d", drvidx);  in register_isdn()
2250 	dev->drv[drvidx] = d;  in register_isdn()
2251 	strcpy(dev->drvid[drvidx], i->id);  in register_isdn()