53 hscx_empty_fifo(struct BCState *bcs, int count)  in hscx_empty_fifo()  argument
56 	struct IsdnCardState *cs = bcs->cs;  in hscx_empty_fifo()
61 	if (bcs->hw.hscx.rcvidx + count > HSCX_BUFMAX) {  in hscx_empty_fifo()
64 		WriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x80);  in hscx_empty_fifo()
65 		bcs->hw.hscx.rcvidx = 0;  in hscx_empty_fifo()
68 	ptr = bcs->hw.hscx.rcvbuf + bcs->hw.hscx.rcvidx;  in hscx_empty_fifo()
69 	bcs->hw.hscx.rcvidx += count;  in hscx_empty_fifo()
70 	READHSCXFIFO(cs, bcs->hw.hscx.hscx, ptr, count);  in hscx_empty_fifo()
71 	WriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x80);  in hscx_empty_fifo()
73 		char *t = bcs->blog;  in hscx_empty_fifo()
76 			     bcs->hw.hscx.hscx ? 'B' : 'A', count);  in hscx_empty_fifo()
78 		debugl1(cs, "%s", bcs->blog);  in hscx_empty_fifo()
83 hscx_fill_fifo(struct BCState *bcs)  in hscx_fill_fifo()  argument
85 	struct IsdnCardState *cs = bcs->cs;  in hscx_fill_fifo()
93 	if (!bcs->tx_skb)  in hscx_fill_fifo()
95 	if (bcs->tx_skb->len <= 0)  in hscx_fill_fifo()
98 	more = (bcs->mode == L1_MODE_TRANS) ? 1 : 0;  in hscx_fill_fifo()
99 	if (bcs->tx_skb->len > fifo_size) {  in hscx_fill_fifo()
103 		count = bcs->tx_skb->len;  in hscx_fill_fifo()
105 	waitforXFW(cs, bcs->hw.hscx.hscx);  in hscx_fill_fifo()
106 	ptr = bcs->tx_skb->data;  in hscx_fill_fifo()
107 	skb_pull(bcs->tx_skb, count);  in hscx_fill_fifo()
108 	bcs->tx_cnt -= count;  in hscx_fill_fifo()
109 	bcs->hw.hscx.count += count;  in hscx_fill_fifo()
110 	WRITEHSCXFIFO(cs, bcs->hw.hscx.hscx, ptr, count);  in hscx_fill_fifo()
111 	WriteHSCXCMDR(cs, bcs->hw.hscx.hscx, more ? 0x8 : 0xa);  in hscx_fill_fifo()
113 		char *t = bcs->blog;  in hscx_fill_fifo()
116 			     bcs->hw.hscx.hscx ? 'B' : 'A', count);  in hscx_fill_fifo()
118 		debugl1(cs, "%s", bcs->blog);  in hscx_fill_fifo()
126 	struct BCState *bcs = cs->bcs + hscx;  in hscx_interrupt()  local
131 	if (!test_bit(BC_FLG_INIT, &bcs->Flag))  in hscx_interrupt()
141 				bcs->err_inv++;  in hscx_interrupt()
144 			if ((r & 0x40) && bcs->mode) {  in hscx_interrupt()
147 						bcs->mode);  in hscx_interrupt()
149 				bcs->err_rdo++;  in hscx_interrupt()
156 				bcs->err_crc++;  in hscx_interrupt()
165 			hscx_empty_fifo(bcs, count);  in hscx_interrupt()
166 			if ((count = bcs->hw.hscx.rcvidx - 1) > 0) {  in hscx_interrupt()
172 					memcpy(skb_put(skb, count), bcs->hw.hscx.rcvbuf, count);  in hscx_interrupt()
173 					skb_queue_tail(&bcs->rqueue, skb);  in hscx_interrupt()
177 		bcs->hw.hscx.rcvidx = 0;  in hscx_interrupt()
178 		schedule_event(bcs, B_RCVBUFREADY);  in hscx_interrupt()
181 		hscx_empty_fifo(bcs, fifo_size);  in hscx_interrupt()
182 		if (bcs->mode == L1_MODE_TRANS) {  in hscx_interrupt()
187 				memcpy(skb_put(skb, fifo_size), bcs->hw.hscx.rcvbuf, fifo_size);  in hscx_interrupt()
188 				skb_queue_tail(&bcs->rqueue, skb);  in hscx_interrupt()
190 			bcs->hw.hscx.rcvidx = 0;  in hscx_interrupt()
191 			schedule_event(bcs, B_RCVBUFREADY);  in hscx_interrupt()
195 		if (bcs->tx_skb) {  in hscx_interrupt()
196 			if (bcs->tx_skb->len) {  in hscx_interrupt()
197 				hscx_fill_fifo(bcs);  in hscx_interrupt()
200 				if (test_bit(FLG_LLI_L1WAKEUP, &bcs->st->lli.flag) &&  in hscx_interrupt()
201 				    (PACKET_NOACK != bcs->tx_skb->pkt_type)) {  in hscx_interrupt()
203 					spin_lock_irqsave(&bcs->aclock, flags);  in hscx_interrupt()
204 					bcs->ackcnt += bcs->hw.hscx.count;  in hscx_interrupt()
205 					spin_unlock_irqrestore(&bcs->aclock, flags);  in hscx_interrupt()
206 					schedule_event(bcs, B_ACKPENDING);  in hscx_interrupt()
208 				dev_kfree_skb_irq(bcs->tx_skb);  in hscx_interrupt()
209 				bcs->hw.hscx.count = 0;  in hscx_interrupt()
210 				bcs->tx_skb = NULL;  in hscx_interrupt()
213 		if ((bcs->tx_skb = skb_dequeue(&bcs->squeue))) {  in hscx_interrupt()
214 			bcs->hw.hscx.count = 0;  in hscx_interrupt()
215 			test_and_set_bit(BC_FLG_BUSY, &bcs->Flag);  in hscx_interrupt()
216 			hscx_fill_fifo(bcs);  in hscx_interrupt()
218 			test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);  in hscx_interrupt()
219 			schedule_event(bcs, B_XMTBUFREADY);  in hscx_interrupt()
229 	struct BCState *bcs;  in hscx_int_main()  local
232 		bcs = cs->bcs + 1;  in hscx_int_main()
235 			if (bcs->mode == 1)  in hscx_int_main()
236 				hscx_fill_fifo(bcs);  in hscx_int_main()
239 				bcs->err_tx++;  in hscx_int_main()
244 				if (bcs->tx_skb) {  in hscx_int_main()
245 					skb_push(bcs->tx_skb, bcs->hw.hscx.count);  in hscx_int_main()
246 					bcs->tx_cnt += bcs->hw.hscx.count;  in hscx_int_main()
247 					bcs->hw.hscx.count = 0;  in hscx_int_main()
249 				WriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x01);  in hscx_int_main()
262 		bcs = cs->bcs;  in hscx_int_main()
265 			if (bcs->mode == L1_MODE_TRANS)  in hscx_int_main()
266 				hscx_fill_fifo(bcs);  in hscx_int_main()
272 				bcs->err_tx++;  in hscx_int_main()
274 				if (bcs->tx_skb) {  in hscx_int_main()
275 					skb_push(bcs->tx_skb, bcs->hw.hscx.count);  in hscx_int_main()
276 					bcs->tx_cnt += bcs->hw.hscx.count;  in hscx_int_main()
277 					bcs->hw.hscx.count = 0;  in hscx_int_main()
279 				WriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x01);  in hscx_int_main()