287 	struct udma_tchan *tchan;  member
356 	if (!uc->tchan)  in udma_tchanrt_read()
358 	return udma_read(uc->tchan->reg_rt, reg);  in udma_tchanrt_read()
363 	if (!uc->tchan)  in udma_tchanrt_write()
365 	udma_write(uc->tchan->reg_rt, reg, val);  in udma_tchanrt_write()
371 	if (!uc->tchan)  in udma_tchanrt_update_bits()
373 	udma_update_bits(uc->tchan->reg_rt, reg, mask, val);  in udma_tchanrt_update_bits()
605 	if (uc->tchan)  in udma_is_chan_running()
660 		ring = uc->tchan->t_ring;  in udma_push_to_ring()
700 		ring = uc->tchan->tc_ring;  in udma_pop_from_ring()
737 		if (uc->tchan) {  in udma_reset_rings()
738 			ring1 = uc->tchan->t_ring;  in udma_reset_rings()
739 			ring2 = uc->tchan->tc_ring;  in udma_reset_rings()
778 	if (uc->tchan) {  in udma_reset_counters()
1361 UDMA_RESERVE_RESOURCE(tchan);
1392 	uc->tchan = uc->bchan;  in bcdma_get_bchan()
1402 	if (uc->tchan) {  in udma_get_tchan()
1404 			uc->id, uc->tchan->id);  in udma_get_tchan()
1413 	uc->tchan = __udma_reserve_tchan(ud, uc->config.channel_tpl,  in udma_get_tchan()
1415 	if (IS_ERR(uc->tchan)) {  in udma_get_tchan()
1416 		ret = PTR_ERR(uc->tchan);  in udma_get_tchan()
1417 		uc->tchan = NULL;  in udma_get_tchan()
1428 			tflow_id = uc->tchan->id;  in udma_get_tchan()
1432 			clear_bit(uc->tchan->id, ud->tchan_map);  in udma_get_tchan()
1433 			uc->tchan = NULL;  in udma_get_tchan()
1437 		uc->tchan->tflow_id = tflow_id;  in udma_get_tchan()
1440 		uc->tchan->tflow_id = -1;  in udma_get_tchan()
1478 	if ((uc->tchan && uc->rchan) && uc->tchan->id == uc->rchan->id) {  in udma_get_chan_pair()
1480 			 uc->id, uc->tchan->id);  in udma_get_chan_pair()
1484 	if (uc->tchan) {  in udma_get_chan_pair()
1486 			uc->id, uc->tchan->id);  in udma_get_chan_pair()
1512 	uc->tchan = &ud->tchans[chan_id];  in udma_get_chan_pair()
1516 	uc->tchan->tflow_id = -1;  in udma_get_chan_pair()
1556 		uc->tchan = NULL;  in bcdma_put_bchan()
1576 	if (uc->tchan) {  in udma_put_tchan()
1578 			uc->tchan->id);  in udma_put_tchan()
1579 		clear_bit(uc->tchan->id, ud->tchan_map);  in udma_put_tchan()
1581 		if (uc->tchan->tflow_id >= 0)  in udma_put_tchan()
1582 			clear_bit(uc->tchan->tflow_id, ud->tflow_map);  in udma_put_tchan()
1584 		uc->tchan = NULL;  in udma_put_tchan()
1661 	if (!uc->tchan)  in udma_free_tx_resources()
1664 	k3_ringacc_ring_free(uc->tchan->t_ring);  in udma_free_tx_resources()
1665 	k3_ringacc_ring_free(uc->tchan->tc_ring);  in udma_free_tx_resources()
1666 	uc->tchan->t_ring = NULL;  in udma_free_tx_resources()
1667 	uc->tchan->tc_ring = NULL;  in udma_free_tx_resources()
1676 	struct udma_tchan *tchan;  in udma_alloc_tx_resources()  local
1683 	tchan = uc->tchan;  in udma_alloc_tx_resources()
1684 	if (tchan->tflow_id >= 0)  in udma_alloc_tx_resources()
1685 		ring_idx = tchan->tflow_id;  in udma_alloc_tx_resources()
1687 		ring_idx = ud->bchan_cnt + tchan->id;  in udma_alloc_tx_resources()
1690 					    &tchan->t_ring,  in udma_alloc_tx_resources()
1691 					    &tchan->tc_ring);  in udma_alloc_tx_resources()
1710 	ret = k3_ringacc_ring_cfg(tchan->t_ring, &ring_cfg);  in udma_alloc_tx_resources()
1711 	ret |= k3_ringacc_ring_cfg(tchan->tc_ring, &ring_cfg);  in udma_alloc_tx_resources()
1719 	k3_ringacc_ring_free(uc->tchan->tc_ring);  in udma_alloc_tx_resources()
1720 	uc->tchan->tc_ring = NULL;  in udma_alloc_tx_resources()
1721 	k3_ringacc_ring_free(uc->tchan->t_ring);  in udma_alloc_tx_resources()
1722 	uc->tchan->t_ring = NULL;  in udma_alloc_tx_resources()
1867 	struct udma_tchan *tchan = uc->tchan;  in udma_tisci_m2m_channel_config()  local
1874 	int tc_ring = k3_ringacc_get_ring_id(tchan->tc_ring);  in udma_tisci_m2m_channel_config()
1879 		tpl = udma_get_chan_tpl_index(&ud->tchan_tpl, tchan->id);  in udma_tisci_m2m_channel_config()
1886 	req_tx.index = tchan->id;  in udma_tisci_m2m_channel_config()
1898 		dev_err(ud->dev, "tchan%d cfg failed %d\n", tchan->id, ret);  in udma_tisci_m2m_channel_config()
1959 	struct udma_tchan *tchan = uc->tchan;  in udma_tisci_tx_channel_config()  local
1960 	int tc_ring = k3_ringacc_get_ring_id(tchan->tc_ring);  in udma_tisci_tx_channel_config()
1976 	req_tx.index = tchan->id;  in udma_tisci_tx_channel_config()
1992 		dev_err(ud->dev, "tchan%d cfg failed %d\n", tchan->id, ret);  in udma_tisci_tx_channel_config()
2002 	struct udma_tchan *tchan = uc->tchan;  in bcdma_tisci_tx_channel_config()  local
2008 	req_tx.index = tchan->id;  in bcdma_tisci_tx_channel_config()
2019 		dev_err(ud->dev, "tchan%d cfg failed %d\n", tchan->id, ret);  in bcdma_tisci_tx_channel_config()
2238 		uc->config.src_thread = ud->psil_base + uc->tchan->id;  in udma_alloc_chan_resources()
2242 		irq_ring = uc->tchan->tc_ring;  in udma_alloc_chan_resources()
2243 		irq_udma_idx = uc->tchan->id;  in udma_alloc_chan_resources()
2256 		uc->config.src_thread = ud->psil_base + uc->tchan->id;  in udma_alloc_chan_resources()
2260 		irq_ring = uc->tchan->tc_ring;  in udma_alloc_chan_resources()
2261 		irq_udma_idx = uc->tchan->id;  in udma_alloc_chan_resources()
2423 		uc->config.src_thread = ud->psil_base + uc->tchan->id;  in bcdma_alloc_chan_resources()
2427 		irq_ring_idx = uc->tchan->id + oes->bcdma_tchan_ring;  in bcdma_alloc_chan_resources()
2428 		irq_udma_idx = uc->tchan->id + oes->bcdma_tchan_data;  in bcdma_alloc_chan_resources()
2618 		uc->config.src_thread = ud->psil_base + uc->tchan->id;  in pktdma_alloc_chan_resources()
2622 		irq_ring_idx = uc->tchan->tflow_id + oes->pktdma_tchan_flow;  in pktdma_alloc_chan_resources()
2712 	if (uc->tchan)  in pktdma_alloc_chan_resources()
2715 			uc->id, uc->tchan->id, uc->tchan->tflow_id,  in pktdma_alloc_chan_resources()
2817 		ring_id = k3_ringacc_get_ring_id(uc->tchan->tc_ring);  in udma_alloc_tr_desc()
3231 		ring_id = k3_ringacc_get_ring_id(uc->tchan->tc_ring);  in udma_prep_slave_sg_pkt()
3560 		ring_id = k3_ringacc_get_ring_id(uc->tchan->tc_ring);  in udma_prep_dma_cyclic_pkt()
5171 		seq_printf(s, "chan%d pair [0x%04x -> 0x%04x], ", uc->tchan->id,  in udma_dbg_summary_show_chan()
5181 		seq_printf(s, "tchan%d [0x%04x -> 0x%04x], ", uc->tchan->id,  in udma_dbg_summary_show_chan()
5184 			seq_printf(s, "tflow%d, ", uc->tchan->tflow_id);  in udma_dbg_summary_show_chan()
5445 		struct udma_tchan *tchan = &ud->tchans[i];  in udma_probe()  local
5447 		tchan->id = i;  in udma_probe()
5448 		tchan->reg_rt = ud->mmrs[MMR_TCHANRT] + i * 0x1000;  in udma_probe()
5471 		uc->tchan = NULL;  in udma_probe()