855 	struct bas_bc_state *ubc;  in read_iso_callback()  local
872 	ubc = bcs->hw.bas;  in read_iso_callback()
874 	spin_lock_irqsave(&ubc->isoinlock, flags);  in read_iso_callback()
875 	if (likely(ubc->isoindone == NULL)) {  in read_iso_callback()
877 		ubc->isoindone = urb;  in read_iso_callback()
878 		ubc->isoinstatus = status;  in read_iso_callback()
879 		tasklet_hi_schedule(&ubc->rcvd_tasklet);  in read_iso_callback()
883 		ubc->loststatus = status;  in read_iso_callback()
885 			ubc->isoinlost += urb->iso_frame_desc[i].actual_length;  in read_iso_callback()
888 				ubc->loststatus = urb->iso_frame_desc[i].status;  in read_iso_callback()
892 		if (likely(ubc->running)) {  in read_iso_callback()
907 	spin_unlock_irqrestore(&ubc->isoinlock, flags);  in read_iso_callback()
920 	struct bas_bc_state *ubc;  in write_iso_callback()  local
937 	ubc = ucx->bcs->hw.bas;  in write_iso_callback()
940 	spin_lock_irqsave(&ubc->isooutlock, flags);  in write_iso_callback()
941 	ubc->isooutovfl = ubc->isooutdone;  in write_iso_callback()
942 	ubc->isooutdone = ucx;  in write_iso_callback()
943 	spin_unlock_irqrestore(&ubc->isooutlock, flags);  in write_iso_callback()
944 	tasklet_hi_schedule(&ubc->sent_tasklet);  in write_iso_callback()
957 	struct bas_bc_state *ubc = bcs->hw.bas;  in starturbs()  local
967 	ubc->running = 1;  in starturbs()
969 		urb = ubc->isoinurbs[k];  in starturbs()
978 		urb->transfer_buffer = ubc->isoinbuf + k * BAS_INBUFSIZE;  in starturbs()
998 	gigaset_isowbuf_init(ubc->isooutbuf, PPP_FLAG);  in starturbs()
1002 		urb = ubc->isoouturbs[k].urb;  in starturbs()
1010 		urb->transfer_buffer = ubc->isooutbuf->data;  in starturbs()
1011 		urb->transfer_buffer_length = sizeof(ubc->isooutbuf->data);  in starturbs()
1015 		urb->context = &ubc->isoouturbs[k];  in starturbs()
1022 		ubc->isoouturbs[k].limit = -1;  in starturbs()
1028 		rc = usb_submit_urb(ubc->isoouturbs[k].urb, GFP_ATOMIC);  in starturbs()
1033 	ubc->isooutfree = &ubc->isoouturbs[BAS_OUTURBS - 1];  in starturbs()
1034 	ubc->isooutdone = ubc->isooutovfl = NULL;  in starturbs()
1037 	stopurbs(ubc);  in starturbs()
1047 static void stopurbs(struct bas_bc_state *ubc)  in stopurbs()  argument
1051 	ubc->running = 0;  in stopurbs()
1054 		rc = usb_unlink_urb(ubc->isoinurbs[k]);  in stopurbs()
1061 		rc = usb_unlink_urb(ubc->isoouturbs[k].urb);  in stopurbs()
1083 	struct bas_bc_state *ubc = ucx->bcs->hw.bas;  in submit_iso_write_urb()  local
1090 	urb->transfer_buffer = ubc->isooutbuf->data;  in submit_iso_write_urb()
1091 	urb->transfer_buffer_length = sizeof(ubc->isooutbuf->data);  in submit_iso_write_urb()
1098 		corrbytes = atomic_read(&ubc->corrbytes);  in submit_iso_write_urb()
1107 			atomic_add(-corrbytes, &ubc->corrbytes);  in submit_iso_write_urb()
1111 		rc = gigaset_isowbuf_getbytes(ubc->isooutbuf, ifd->length);  in submit_iso_write_urb()
1128 		ucx->limit = ubc->isooutbuf->nextread;  in submit_iso_write_urb()
1147 	++ubc->numsub;  in submit_iso_write_urb()
1160 	struct bas_bc_state *ubc = bcs->hw.bas;  in write_iso_tasklet()  local
1174 		if (unlikely(!(ubc->running))) {  in write_iso_tasklet()
1180 		spin_lock_irqsave(&ubc->isooutlock, flags);  in write_iso_tasklet()
1181 		done = ubc->isooutdone;  in write_iso_tasklet()
1182 		ubc->isooutdone = NULL;  in write_iso_tasklet()
1183 		ovfl = ubc->isooutovfl;  in write_iso_tasklet()
1184 		ubc->isooutovfl = NULL;  in write_iso_tasklet()
1185 		spin_unlock_irqrestore(&ubc->isooutlock, flags);  in write_iso_tasklet()
1195 		spin_lock_irqsave(&ubc->isooutlock, flags);  in write_iso_tasklet()
1196 		next = ubc->isooutfree;  in write_iso_tasklet()
1197 		ubc->isooutfree = NULL;  in write_iso_tasklet()
1198 		spin_unlock_irqrestore(&ubc->isooutlock, flags);  in write_iso_tasklet()
1203 				spin_lock_irqsave(&ubc->isooutlock, flags);  in write_iso_tasklet()
1204 				if (ubc->isooutfree == NULL) {  in write_iso_tasklet()
1205 					ubc->isooutfree = next;  in write_iso_tasklet()
1208 				spin_unlock_irqrestore(&ubc->isooutlock, flags);  in write_iso_tasklet()
1257 			ubc->isooutbuf->read = done->limit;  in write_iso_tasklet()
1260 		spin_lock_irqsave(&ubc->isooutlock, flags);  in write_iso_tasklet()
1261 		next = ubc->isooutfree;  in write_iso_tasklet()
1262 		ubc->isooutfree = done;  in write_iso_tasklet()
1263 		spin_unlock_irqrestore(&ubc->isooutlock, flags);  in write_iso_tasklet()
1303 	struct bas_bc_state *ubc = bcs->hw.bas;  in read_iso_tasklet()  local
1315 		spin_lock_irqsave(&ubc->isoinlock, flags);  in read_iso_tasklet()
1316 		urb = ubc->isoindone;  in read_iso_tasklet()
1318 			spin_unlock_irqrestore(&ubc->isoinlock, flags);  in read_iso_tasklet()
1321 		status = ubc->isoinstatus;  in read_iso_tasklet()
1322 		ubc->isoindone = NULL;  in read_iso_tasklet()
1323 		if (unlikely(ubc->loststatus != -EINPROGRESS)) {  in read_iso_tasklet()
1326 				 get_usb_statmsg(ubc->loststatus),  in read_iso_tasklet()
1327 				 ubc->isoinlost);  in read_iso_tasklet()
1328 			ubc->loststatus = -EINPROGRESS;  in read_iso_tasklet()
1330 		spin_unlock_irqrestore(&ubc->isoinlock, flags);  in read_iso_tasklet()
1332 		if (unlikely(!(ubc->running))) {  in read_iso_tasklet()
2090 	struct bas_bc_state *ubc = bcs->hw.bas;  in gigaset_freebcshw()  local
2093 	if (!ubc)  in gigaset_freebcshw()
2097 	ubc->running = 0;  in gigaset_freebcshw()
2100 		usb_kill_urb(ubc->isoouturbs[i].urb);  in gigaset_freebcshw()
2101 		usb_free_urb(ubc->isoouturbs[i].urb);  in gigaset_freebcshw()
2104 		usb_kill_urb(ubc->isoinurbs[i]);  in gigaset_freebcshw()
2105 		usb_free_urb(ubc->isoinurbs[i]);  in gigaset_freebcshw()
2107 	tasklet_kill(&ubc->sent_tasklet);  in gigaset_freebcshw()
2108 	tasklet_kill(&ubc->rcvd_tasklet);  in gigaset_freebcshw()
2109 	kfree(ubc->isooutbuf);  in gigaset_freebcshw()
2110 	kfree(ubc);  in gigaset_freebcshw()
2123 	struct bas_bc_state *ubc;  in gigaset_initbcshw()  local
2125 	bcs->hw.bas = ubc = kmalloc(sizeof(struct bas_bc_state), GFP_KERNEL);  in gigaset_initbcshw()
2126 	if (!ubc) {  in gigaset_initbcshw()
2131 	ubc->running = 0;  in gigaset_initbcshw()
2132 	atomic_set(&ubc->corrbytes, 0);  in gigaset_initbcshw()
2133 	spin_lock_init(&ubc->isooutlock);  in gigaset_initbcshw()
2135 		ubc->isoouturbs[i].urb = NULL;  in gigaset_initbcshw()
2136 		ubc->isoouturbs[i].bcs = bcs;  in gigaset_initbcshw()
2138 	ubc->isooutdone = ubc->isooutfree = ubc->isooutovfl = NULL;  in gigaset_initbcshw()
2139 	ubc->numsub = 0;  in gigaset_initbcshw()
2140 	ubc->isooutbuf = kmalloc(sizeof(struct isowbuf_t), GFP_KERNEL);  in gigaset_initbcshw()
2141 	if (!ubc->isooutbuf) {  in gigaset_initbcshw()
2143 		kfree(ubc);  in gigaset_initbcshw()
2147 	tasklet_init(&ubc->sent_tasklet,  in gigaset_initbcshw()
2150 	spin_lock_init(&ubc->isoinlock);  in gigaset_initbcshw()
2152 		ubc->isoinurbs[i] = NULL;  in gigaset_initbcshw()
2153 	ubc->isoindone = NULL;  in gigaset_initbcshw()
2154 	ubc->loststatus = -EINPROGRESS;  in gigaset_initbcshw()
2155 	ubc->isoinlost = 0;  in gigaset_initbcshw()
2156 	ubc->seqlen = 0;  in gigaset_initbcshw()
2157 	ubc->inbyte = 0;  in gigaset_initbcshw()
2158 	ubc->inbits = 0;  in gigaset_initbcshw()
2159 	ubc->goodbytes = 0;  in gigaset_initbcshw()
2160 	ubc->alignerrs = 0;  in gigaset_initbcshw()
2161 	ubc->fcserrs = 0;  in gigaset_initbcshw()
2162 	ubc->frameerrs = 0;  in gigaset_initbcshw()
2163 	ubc->giants = 0;  in gigaset_initbcshw()
2164 	ubc->runts = 0;  in gigaset_initbcshw()
2165 	ubc->aborts = 0;  in gigaset_initbcshw()
2166 	ubc->shared0s = 0;  in gigaset_initbcshw()
2167 	ubc->stolen0s = 0;  in gigaset_initbcshw()
2168 	tasklet_init(&ubc->rcvd_tasklet,  in gigaset_initbcshw()
2175 	struct bas_bc_state *ubc = bcs->hw.bas;  in gigaset_reinitbcshw()  local
2180 	spin_lock_init(&ubc->isooutlock);  in gigaset_reinitbcshw()
2181 	spin_lock_init(&ubc->isoinlock);  in gigaset_reinitbcshw()
2182 	ubc->loststatus = -EINPROGRESS;  in gigaset_reinitbcshw()
2243 	struct bas_bc_state *ubc;  in freeurbs()  local
2248 		ubc = cs->bcs[j].hw.bas;  in freeurbs()
2250 			usb_kill_urb(ubc->isoouturbs[i].urb);  in freeurbs()
2251 			usb_free_urb(ubc->isoouturbs[i].urb);  in freeurbs()
2252 			ubc->isoouturbs[i].urb = NULL;  in freeurbs()
2255 			usb_kill_urb(ubc->isoinurbs[i]);  in freeurbs()
2256 			usb_free_urb(ubc->isoinurbs[i]);  in freeurbs()
2257 			ubc->isoinurbs[i] = NULL;  in freeurbs()
2285 	struct bas_bc_state *ubc;  in gigaset_probe()  local
2350 		ubc = cs->bcs[j].hw.bas;  in gigaset_probe()
2352 			if (!(ubc->isoouturbs[i].urb =  in gigaset_probe()
2356 			if (!(ubc->isoinurbs[i] =  in gigaset_probe()