Cross Reference: /drivers/isdn/mISDN/hwchannel.c

Lines Matching refs:ch
55 			if (likely(bch->ch.peer)) {
56 				err = bch->ch.recv(bch->ch.peer, skb);
66 mISDN_initdchannel(struct dchannel *ch, int maxlen, void *phf)
68 	test_and_set_bit(FLG_HDLC, &ch->Flags);
69 	ch->maxlen = maxlen;
70 	ch->hw = NULL;
71 	ch->rx_skb = NULL;
72 	ch->tx_skb = NULL;
73 	ch->tx_idx = 0;
74 	ch->phfunc = phf;
75 	skb_queue_head_init(&ch->squeue);
76 	skb_queue_head_init(&ch->rqueue);
77 	INIT_LIST_HEAD(&ch->dev.bchannels);
78 	INIT_WORK(&ch->workq, dchannel_bh);
84 mISDN_initbchannel(struct bchannel *ch, unsigned short maxlen,
87 	ch->Flags = 0;
88 	ch->minlen = minlen;
89 	ch->next_minlen = minlen;
90 	ch->init_minlen = minlen;
91 	ch->maxlen = maxlen;
92 	ch->next_maxlen = maxlen;
93 	ch->init_maxlen = maxlen;
94 	ch->hw = NULL;
95 	ch->rx_skb = NULL;
96 	ch->tx_skb = NULL;
97 	ch->tx_idx = 0;
98 	skb_queue_head_init(&ch->rqueue);
99 	ch->rcount = 0;
100 	ch->next_skb = NULL;
101 	INIT_WORK(&ch->workq, bchannel_bh);
107 mISDN_freedchannel(struct dchannel *ch)
109 	if (ch->tx_skb) {
110 		dev_kfree_skb(ch->tx_skb);
111 		ch->tx_skb = NULL;
113 	if (ch->rx_skb) {
114 		dev_kfree_skb(ch->rx_skb);
115 		ch->rx_skb = NULL;
117 	skb_queue_purge(&ch->squeue);
118 	skb_queue_purge(&ch->rqueue);
119 	flush_work(&ch->workq);
125 mISDN_clear_bchannel(struct bchannel *ch)
127 	if (ch->tx_skb) {
128 		dev_kfree_skb(ch->tx_skb);
129 		ch->tx_skb = NULL;
131 	ch->tx_idx = 0;
132 	if (ch->rx_skb) {
133 		dev_kfree_skb(ch->rx_skb);
134 		ch->rx_skb = NULL;
136 	if (ch->next_skb) {
137 		dev_kfree_skb(ch->next_skb);
138 		ch->next_skb = NULL;
140 	test_and_clear_bit(FLG_TX_BUSY, &ch->Flags);
141 	test_and_clear_bit(FLG_TX_NEXT, &ch->Flags);
142 	test_and_clear_bit(FLG_ACTIVE, &ch->Flags);
143 	test_and_clear_bit(FLG_FILLEMPTY, &ch->Flags);
144 	test_and_clear_bit(FLG_TX_EMPTY, &ch->Flags);
145 	test_and_clear_bit(FLG_RX_OFF, &ch->Flags);
146 	ch->dropcnt = 0;
147 	ch->minlen = ch->init_minlen;
148 	ch->next_minlen = ch->init_minlen;
149 	ch->maxlen = ch->init_maxlen;
150 	ch->next_maxlen = ch->init_maxlen;
151 	skb_queue_purge(&ch->rqueue);
152 	ch->rcount = 0;
157 mISDN_freebchannel(struct bchannel *ch)
159 	cancel_work_sync(&ch->workq);
160 	mISDN_clear_bchannel(ch);
393 queue_ch_frame(struct mISDNchannel *ch, u_int pr, int id, struct sk_buff *skb)
398 		_queue_data(ch, pr, id, 0, NULL, GFP_ATOMIC);
400 		if (ch->peer) {
404 			if (!ch->recv(ch->peer, skb))
413 dchannel_senddata(struct dchannel *ch, struct sk_buff *skb)
420 	if (skb->len > ch->maxlen) {
422 		       __func__, skb->len, ch->maxlen);
426 	if (test_and_set_bit(FLG_TX_BUSY, &ch->Flags)) {
427 		skb_queue_tail(&ch->squeue, skb);
431 		ch->tx_skb = skb;
432 		ch->tx_idx = 0;
439 bchannel_senddata(struct bchannel *ch, struct sk_buff *skb)
447 	if (skb->len > ch->maxlen) {
449 		       __func__, skb->len, ch->maxlen);
454 	if (ch->next_skb) {
457 		       __func__, skb->len, ch->next_skb->len);
460 	if (test_and_set_bit(FLG_TX_BUSY, &ch->Flags)) {
461 		test_and_set_bit(FLG_TX_NEXT, &ch->Flags);
462 		ch->next_skb = skb;
466 		ch->tx_skb = skb;
467 		ch->tx_idx = 0;
468 		confirm_Bsend(ch);