Lines Matching refs:dch
1608 struct dchannel *dch; in hfcmulti_leds() local
1623 dch = hc->chan[hc->dnum[0]].dch; in hfcmulti_leds()
1624 if (dch) { in hfcmulti_leds()
1668 dch = hc->chan[(i << 2) | 2].dch; in hfcmulti_leds()
1669 if (dch) { in hfcmulti_leds()
1670 state = dch->state; in hfcmulti_leds()
1671 if (dch->dev.D.protocol == ISDN_P_NT_S0) in hfcmulti_leds()
1732 dch = hc->chan[(i << 2) | 2].dch; in hfcmulti_leds()
1733 if (dch) { in hfcmulti_leds()
1734 state = dch->state; in hfcmulti_leds()
1735 if (dch->dev.D.protocol == ISDN_P_NT_S0) in hfcmulti_leds()
1779 dch = hc->chan[(i << 2) | 2].dch; in hfcmulti_leds()
1780 if (dch) { in hfcmulti_leds()
1781 state = dch->state; in hfcmulti_leds()
1782 if (dch->dev.D.protocol == ISDN_P_NT_S0) in hfcmulti_leds()
1940 struct dchannel *dch; in hfcmulti_tx() local
1945 dch = hc->chan[ch].dch; in hfcmulti_tx()
1946 if ((!dch) && (!bch)) in hfcmulti_tx()
1951 if (dch) { in hfcmulti_tx()
1952 if (!test_bit(FLG_ACTIVE, &dch->Flags)) in hfcmulti_tx()
1954 sp = &dch->tx_skb; in hfcmulti_tx()
1955 idxp = &dch->tx_idx; in hfcmulti_tx()
1985 if (dch || test_bit(FLG_HDLC, &bch->Flags)) { in hfcmulti_tx()
2011 if (hc->ctype != HFC_TYPE_E1 && dch) { in hfcmulti_tx()
2118 if (dch) in hfcmulti_tx()
2123 if (dch || test_bit(FLG_HDLC, &bch->Flags)) in hfcmulti_tx()
2149 if (dch || test_bit(FLG_HDLC, &bch->Flags)) { in hfcmulti_tx()
2161 if (dch && get_next_dframe(dch)) { in hfcmulti_tx()
2185 struct dchannel *dch = NULL; in hfcmulti_rx() local
2193 } else if (hc->chan[ch].dch) { in hfcmulti_rx()
2194 dch = hc->chan[ch].dch; in hfcmulti_rx()
2195 if (!test_bit(FLG_ACTIVE, &dch->Flags)) in hfcmulti_rx()
2219 if (dch || test_bit(FLG_HDLC, &bch->Flags)) { in hfcmulti_rx()
2239 if ((dch || test_bit(FLG_HDLC, &bch->Flags)) && f1 != f2) in hfcmulti_rx()
2258 sp = &dch->rx_skb; in hfcmulti_rx()
2259 maxlen = dch->maxlen + 3; in hfcmulti_rx()
2270 if (dch) in hfcmulti_rx()
2274 if (dch || test_bit(FLG_HDLC, &bch->Flags)) { in hfcmulti_rx()
2340 if (dch) in hfcmulti_rx()
2341 recv_Dchannel(dch); in hfcmulti_rx()
2367 signal_state_up(struct dchannel *dch, int info, char *msg) in signal_state_up() argument
2381 recv_Dchannel_skb(dch, skb); in signal_state_up()
2388 struct dchannel *dch; in handle_timer_irq() local
2428 if (hc->chan[ch].dch && in handle_timer_irq()
2430 dch = hc->chan[ch].dch; in handle_timer_irq()
2432 schedule_event(dch, in handle_timer_irq()
2440 dch->state); in handle_timer_irq()
2446 dch = hc->chan[hc->dnum[0]].dch; in handle_timer_irq()
2452 signal_state_up(dch, L1_SIGNAL_LOS_ON, in handle_timer_irq()
2455 signal_state_up(dch, L1_SIGNAL_LOS_OFF, in handle_timer_irq()
2462 signal_state_up(dch, L1_SIGNAL_AIS_ON, in handle_timer_irq()
2465 signal_state_up(dch, L1_SIGNAL_AIS_OFF, in handle_timer_irq()
2473 signal_state_up(dch, L1_SIGNAL_SLIP_RX, in handle_timer_irq()
2478 signal_state_up(dch, L1_SIGNAL_SLIP_TX, in handle_timer_irq()
2486 signal_state_up(dch, L1_SIGNAL_RDI_ON, in handle_timer_irq()
2489 signal_state_up(dch, L1_SIGNAL_RDI_OFF, in handle_timer_irq()
2564 struct dchannel *dch; in ph_state_irq() local
2571 if (hc->chan[ch].dch) { in ph_state_irq()
2572 dch = hc->chan[ch].dch; in ph_state_irq()
2592 dch->dev.D.protocol == ISDN_P_TE_S0) { in ph_state_irq()
2600 dch->state = st_status & 0x0f; in ph_state_irq()
2601 if (dch->dev.D.protocol == ISDN_P_NT_S0) in ph_state_irq()
2605 if (dch->state == active) { in ph_state_irq()
2612 dch->tx_idx = 0; in ph_state_irq()
2614 schedule_event(dch, FLG_PHCHANGE); in ph_state_irq()
2618 __func__, dch->state, in ph_state_irq()
2632 struct dchannel *dch; in fifo_irq() local
2640 dch = hc->chan[ch].dch; in fifo_irq()
2642 if (((!dch) && (!bch)) || (!hc->created[hc->chan[ch].port])) { in fifo_irq()
2646 if (dch && (r_irq_fifo_bl & (1 << j)) && in fifo_irq()
2647 test_bit(FLG_ACTIVE, &dch->Flags)) { in fifo_irq()
2661 if (dch && (r_irq_fifo_bl & (1 << j)) && in fifo_irq()
2662 test_bit(FLG_ACTIVE, &dch->Flags)) { in fifo_irq()
2684 struct dchannel *dch; in hfcmulti_interrupt() local
2762 dch = hc->chan[hc->dnum[0]].dch; in hfcmulti_interrupt()
2787 dch = hc->chan[hc->dnum[i]].dch; in hfcmulti_interrupt()
2788 dch->state = temp & 0x7; in hfcmulti_interrupt()
2789 schedule_event(dch, FLG_PHCHANGE); in hfcmulti_interrupt()
3217 hfcm_l1callback(struct dchannel *dch, u_int cmd) in hfcm_l1callback() argument
3219 struct hfc_multi *hc = dch->hw; in hfcm_l1callback()
3236 HFC_outb(hc, R_ST_SEL, hc->chan[dch->slot].port); in hfcm_l1callback()
3246 l1_event(dch->l1, HW_POWERUP_IND); in hfcm_l1callback()
3258 HFC_outb(hc, R_ST_SEL, hc->chan[dch->slot].port); in hfcm_l1callback()
3265 ~(1 << hc->chan[dch->slot].port); in hfcm_l1callback()
3269 skb_queue_splice_init(&dch->squeue, &free_queue); in hfcm_l1callback()
3270 if (dch->tx_skb) { in hfcm_l1callback()
3271 __skb_queue_tail(&free_queue, dch->tx_skb); in hfcm_l1callback()
3272 dch->tx_skb = NULL; in hfcm_l1callback()
3274 dch->tx_idx = 0; in hfcm_l1callback()
3275 if (dch->rx_skb) { in hfcm_l1callback()
3276 __skb_queue_tail(&free_queue, dch->rx_skb); in hfcm_l1callback()
3277 dch->rx_skb = NULL; in hfcm_l1callback()
3279 test_and_clear_bit(FLG_TX_BUSY, &dch->Flags); in hfcm_l1callback()
3280 if (test_and_clear_bit(FLG_BUSY_TIMER, &dch->Flags)) in hfcm_l1callback()
3281 del_timer(&dch->timer); in hfcm_l1callback()
3293 HFC_outb(hc, R_ST_SEL, hc->chan[dch->slot].port); in hfcm_l1callback()
3303 test_and_set_bit(FLG_ACTIVE, &dch->Flags); in hfcm_l1callback()
3304 _queue_data(&dch->dev.D, cmd, MISDN_ID_ANY, 0, NULL, in hfcm_l1callback()
3308 test_and_clear_bit(FLG_ACTIVE, &dch->Flags); in hfcm_l1callback()
3309 _queue_data(&dch->dev.D, cmd, MISDN_ID_ANY, 0, NULL, in hfcm_l1callback()
3313 if (dch->debug & DEBUG_HW) in hfcm_l1callback()
3329 struct dchannel *dch = container_of(dev, struct dchannel, dev); in handle_dmsg() local
3330 struct hfc_multi *hc = dch->hw; in handle_dmsg()
3341 ret = dchannel_senddata(dch, skb); in handle_dmsg()
3344 hfcmulti_tx(hc, dch->slot); in handle_dmsg()
3355 if (dch->dev.D.protocol != ISDN_P_TE_S0) { in handle_dmsg()
3361 __func__, hc->chan[dch->slot].port, in handle_dmsg()
3365 ph_state_change(dch); in handle_dmsg()
3369 __func__, dch->state); in handle_dmsg()
3372 hc->chan[dch->slot].port); in handle_dmsg()
3381 dch->state = 1; in handle_dmsg()
3385 ret = l1_event(dch->l1, hh->prim); in handle_dmsg()
3388 test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags); in handle_dmsg()
3389 if (dch->dev.D.protocol != ISDN_P_TE_S0) { in handle_dmsg()
3397 __func__, hc->chan[dch->slot].port, in handle_dmsg()
3407 hc->chan[dch->slot].port); in handle_dmsg()
3412 dch->state = 1; in handle_dmsg()
3414 skb_queue_splice_init(&dch->squeue, &free_queue); in handle_dmsg()
3415 if (dch->tx_skb) { in handle_dmsg()
3416 __skb_queue_tail(&free_queue, dch->tx_skb); in handle_dmsg()
3417 dch->tx_skb = NULL; in handle_dmsg()
3419 dch->tx_idx = 0; in handle_dmsg()
3420 if (dch->rx_skb) { in handle_dmsg()
3421 __skb_queue_tail(&free_queue, dch->rx_skb); in handle_dmsg()
3422 dch->rx_skb = NULL; in handle_dmsg()
3424 test_and_clear_bit(FLG_TX_BUSY, &dch->Flags); in handle_dmsg()
3425 if (test_and_clear_bit(FLG_BUSY_TIMER, &dch->Flags)) in handle_dmsg()
3426 del_timer(&dch->timer); in handle_dmsg()
3428 if (test_and_clear_bit(FLG_L1_BUSY, &dch->Flags)) in handle_dmsg()
3429 dchannel_sched_event(&hc->dch, D_CLEARBUSY); in handle_dmsg()
3435 ret = l1_event(dch->l1, hh->prim); in handle_dmsg()
3723 ph_state_change(struct dchannel *dch) in ph_state_change() argument
3728 if (!dch) { in ph_state_change()
3732 hc = dch->hw; in ph_state_change()
3733 ch = dch->slot; in ph_state_change()
3736 if (dch->dev.D.protocol == ISDN_P_TE_E1) { in ph_state_change()
3740 __func__, hc->id, dch->state); in ph_state_change()
3745 __func__, hc->id, dch->state); in ph_state_change()
3747 switch (dch->state) { in ph_state_change()
3760 test_and_set_bit(FLG_ACTIVE, &dch->Flags); in ph_state_change()
3761 _queue_data(&dch->dev.D, PH_ACTIVATE_IND, in ph_state_change()
3768 test_and_clear_bit(FLG_ACTIVE, &dch->Flags); in ph_state_change()
3769 _queue_data(&dch->dev.D, PH_DEACTIVATE_IND, in ph_state_change()
3772 hc->e1_state = dch->state; in ph_state_change()
3774 if (dch->dev.D.protocol == ISDN_P_TE_S0) { in ph_state_change()
3778 __func__, dch->state); in ph_state_change()
3779 switch (dch->state) { in ph_state_change()
3781 l1_event(dch->l1, HW_RESET_IND); in ph_state_change()
3784 l1_event(dch->l1, HW_DEACT_IND); in ph_state_change()
3788 l1_event(dch->l1, ANYSIGNAL); in ph_state_change()
3791 l1_event(dch->l1, INFO2); in ph_state_change()
3794 l1_event(dch->l1, INFO4_P8); in ph_state_change()
3800 __func__, dch->state); in ph_state_change()
3801 switch (dch->state) { in ph_state_change()
3813 dch->state = 4; in ph_state_change()
3829 test_and_clear_bit(FLG_ACTIVE, &dch->Flags); in ph_state_change()
3830 _queue_data(&dch->dev.D, PH_DEACTIVATE_IND, in ph_state_change()
3838 test_and_set_bit(FLG_ACTIVE, &dch->Flags); in ph_state_change()
3839 _queue_data(&dch->dev.D, PH_ACTIVATE_IND, in ph_state_change()
3852 hfcmulti_initmode(struct dchannel *dch) in hfcmulti_initmode() argument
3854 struct hfc_multi *hc = dch->hw; in hfcmulti_initmode()
3861 i = dch->slot; in hfcmulti_initmode()
3869 mode_hfcmulti(hc, dch->slot, dch->dev.D.protocol, in hfcmulti_initmode()
3871 timer_setup(&dch->timer, hfcmulti_dbusy_timer, 0); in hfcmulti_initmode()
3884 dch = hc->chan[hc->dnum[0]].dch; in hfcmulti_initmode()
3910 if (dch->dev.D.protocol == ISDN_P_NT_E1) { in hfcmulti_initmode()
3976 mode_hfcmulti(hc, i, dch->dev.D.protocol, -1, 0, -1, 0); in hfcmulti_initmode()
3977 timer_setup(&dch->timer, hfcmulti_dbusy_timer, 0); in hfcmulti_initmode()
3990 if (dch->dev.D.protocol == ISDN_P_NT_S0) { in hfcmulti_initmode()
4019 if ((dch->dev.D.protocol == ISDN_P_NT_S0) || in hfcmulti_initmode()
4036 ~(1 << hc->chan[dch->slot].port); in hfcmulti_initmode()
4046 open_dchannel(struct hfc_multi *hc, struct dchannel *dch, in open_dchannel() argument
4054 dch->dev.id, __builtin_return_address(0)); in open_dchannel()
4057 if ((dch->dev.D.protocol != ISDN_P_NONE) && in open_dchannel()
4058 (dch->dev.D.protocol != rq->protocol)) { in open_dchannel()
4061 __func__, dch->dev.D.protocol, rq->protocol); in open_dchannel()
4063 if ((dch->dev.D.protocol == ISDN_P_TE_S0) && in open_dchannel()
4065 l1_event(dch->l1, CLOSE_CHANNEL); in open_dchannel()
4066 if (dch->dev.D.protocol != rq->protocol) { in open_dchannel()
4068 err = create_l1(dch, hfcm_l1callback); in open_dchannel()
4072 dch->dev.D.protocol = rq->protocol; in open_dchannel()
4074 hfcmulti_initmode(dch); in open_dchannel()
4077 if (test_bit(FLG_ACTIVE, &dch->Flags)) in open_dchannel()
4078 _queue_data(&dch->dev.D, PH_ACTIVATE_IND, MISDN_ID_ANY, in open_dchannel()
4080 rq->ch = &dch->dev.D; in open_dchannel()
4087 open_bchannel(struct hfc_multi *hc, struct dchannel *dch, in open_bchannel() argument
4093 if (!test_channelmap(rq->adr.channel, dch->dev.channelmap)) in open_bchannel()
4100 ch = (rq->adr.channel - 1) + (dch->slot - 2); in open_bchannel()
4121 channel_dctrl(struct dchannel *dch, struct mISDN_ctrl_req *cq) in channel_dctrl() argument
4123 struct hfc_multi *hc = dch->hw; in channel_dctrl()
4160 ret = l1_event(dch->l1, HW_TIMER3_VALUE | (cq->p1 & 0xff)); in channel_dctrl()
4175 struct dchannel *dch = container_of(dev, struct dchannel, dev); in hfcm_dctrl() local
4176 struct hfc_multi *hc = dch->hw; in hfcm_dctrl()
4181 if (dch->debug & DEBUG_HW) in hfcm_dctrl()
4194 err = open_dchannel(hc, dch, rq); /* locked there */ in hfcm_dctrl()
4202 err = open_dchannel(hc, dch, rq); /* locked there */ in hfcm_dctrl()
4206 err = open_bchannel(hc, dch, rq); in hfcm_dctrl()
4213 __func__, dch->dev.id, in hfcm_dctrl()
4219 err = channel_dctrl(dch, arg); in hfcm_dctrl()
4223 if (dch->debug & DEBUG_HW) in hfcm_dctrl()
4518 release_port(struct hfc_multi *hc, struct dchannel *dch) in release_port() argument
4524 ci = dch->slot; in release_port()
4541 if (dch->dev.D.protocol == ISDN_P_TE_S0) in release_port()
4542 l1_event(dch->l1, CLOSE_CHANNEL); in release_port()
4544 hc->chan[ci].dch = NULL; in release_port()
4548 mISDN_unregister_device(&dch->dev); in release_port()
4553 if (dch->timer.function) { in release_port()
4554 del_timer(&dch->timer); in release_port()
4555 dch->timer.function = NULL; in release_port()
4625 mISDN_freedchannel(dch); in release_port()
4626 kfree(dch); in release_port()
4665 if (hc->chan[ch].dch) in release_card()
4666 release_port(hc, hc->chan[ch].dch); in release_card()
4803 struct dchannel *dch; in init_e1_port() local
4809 dch = kzalloc(sizeof(struct dchannel), GFP_KERNEL); in init_e1_port()
4810 if (!dch) in init_e1_port()
4812 dch->debug = debug; in init_e1_port()
4813 mISDN_initdchannel(dch, MAX_DFRAME_LEN_L1, ph_state_change); in init_e1_port()
4814 dch->hw = hc; in init_e1_port()
4815 dch->dev.Dprotocols = (1 << ISDN_P_TE_E1) | (1 << ISDN_P_NT_E1); in init_e1_port()
4816 dch->dev.Bprotocols = (1 << (ISDN_P_B_RAW & ISDN_P_B_MASK)) | in init_e1_port()
4818 dch->dev.D.send = handle_dmsg; in init_e1_port()
4819 dch->dev.D.ctrl = hfcm_dctrl; in init_e1_port()
4820 dch->slot = hc->dnum[pt]; in init_e1_port()
4821 hc->chan[hc->dnum[pt]].dch = dch; in init_e1_port()
4850 list_add(&bch->ch.list, &dch->dev.bchannels); in init_e1_port()
4853 set_channelmap(bch->nr, dch->dev.channelmap); in init_e1_port()
4856 dch->dev.nrbchan = bcount; in init_e1_port()
4864 ret = mISDN_register_device(&dch->dev, &hc->pci_dev->dev, name); in init_e1_port()
4870 release_port(hc, dch); in init_e1_port()
4877 struct dchannel *dch; in init_multi_port() local
4882 dch = kzalloc(sizeof(struct dchannel), GFP_KERNEL); in init_multi_port()
4883 if (!dch) in init_multi_port()
4885 dch->debug = debug; in init_multi_port()
4886 mISDN_initdchannel(dch, MAX_DFRAME_LEN_L1, ph_state_change); in init_multi_port()
4887 dch->hw = hc; in init_multi_port()
4888 dch->dev.Dprotocols = (1 << ISDN_P_TE_S0) | (1 << ISDN_P_NT_S0); in init_multi_port()
4889 dch->dev.Bprotocols = (1 << (ISDN_P_B_RAW & ISDN_P_B_MASK)) | in init_multi_port()
4891 dch->dev.D.send = handle_dmsg; in init_multi_port()
4892 dch->dev.D.ctrl = hfcm_dctrl; in init_multi_port()
4893 dch->dev.nrbchan = 2; in init_multi_port()
4895 dch->slot = i + 2; in init_multi_port()
4896 hc->chan[i + 2].dch = dch; in init_multi_port()
4899 for (ch = 0; ch < dch->dev.nrbchan; ch++) { in init_multi_port()
4923 list_add(&bch->ch.list, &dch->dev.bchannels); in init_multi_port()
4926 set_channelmap(bch->nr, dch->dev.channelmap); in init_multi_port()
4935 if (dch->dev.D.protocol != ISDN_P_TE_S0) { in init_multi_port()
4976 ret = mISDN_register_device(&dch->dev, NULL, name); in init_multi_port()
4980 ret = mISDN_register_device(&dch->dev, &hc->pci_dev->dev, name); in init_multi_port()
4987 release_port(hc, dch); in init_multi_port()
5163 hc->chan[hc->dnum[pt]].dch); in hfcmulti_init()
5166 hc->chan[(pt << 2) + 2].dch); in hfcmulti_init()