289 	struct udma_rchan *rchan;  member
382 	if (!uc->rchan)  in udma_rchanrt_read()
384 	return udma_read(uc->rchan->reg_rt, reg);  in udma_rchanrt_read()
389 	if (!uc->rchan)  in udma_rchanrt_write()
391 	udma_write(uc->rchan->reg_rt, reg, val);  in udma_rchanrt_write()
397 	if (!uc->rchan)  in udma_rchanrt_update_bits()
399 	udma_update_bits(uc->rchan->reg_rt, reg, mask, val);  in udma_rchanrt_update_bits()
484 		dev_dbg(dev, "RCHAN State data:\n");  in udma_dump_chan_stdata()
610 	if (uc->rchan)  in udma_is_chan_running()
733 		if (uc->rchan) {  in udma_reset_rings()
797 	if (uc->rchan) {  in udma_reset_counters()
850 		 * the rchan.  in udma_reset_chan()
1365 UDMA_RESERVE_RESOURCE(rchan);
1454 	if (uc->rchan) {  in udma_get_rchan()
1455 		dev_dbg(ud->dev, "chan%d: already have rchan%d allocated\n",  in udma_get_rchan()
1456 			uc->id, uc->rchan->id);  in udma_get_rchan()
1465 	uc->rchan = __udma_reserve_rchan(ud, uc->config.channel_tpl,  in udma_get_rchan()
1467 	if (IS_ERR(uc->rchan)) {  in udma_get_rchan()
1468 		ret = PTR_ERR(uc->rchan);  in udma_get_rchan()
1469 		uc->rchan = NULL;  in udma_get_rchan()
1481 	if ((uc->tchan && uc->rchan) && uc->tchan->id == uc->rchan->id) {  in udma_get_chan_pair()
1491 	} else if (uc->rchan) {  in udma_get_chan_pair()
1492 		dev_err(ud->dev, "chan%d: already have rchan%d allocated\n",  in udma_get_chan_pair()
1493 			uc->id, uc->rchan->id);  in udma_get_chan_pair()
1501 	 * Note: in UDMAP the channel TPL is symmetric between tchan and rchan  in udma_get_chan_pair()
1516 	uc->rchan = &ud->rchans[chan_id];  in udma_get_chan_pair()
1529 	if (!uc->rchan) {  in udma_get_rflow()
1530 		dev_err(ud->dev, "chan%d: does not have rchan??\n", uc->id);  in udma_get_rflow()
1567 	if (uc->rchan) {  in udma_put_rchan()
1568 		dev_dbg(ud->dev, "chan%d: put rchan%d\n", uc->id,  in udma_put_rchan()
1569 			uc->rchan->id);  in udma_put_rchan()
1570 		clear_bit(uc->rchan->id, ud->rchan_map);  in udma_put_rchan()
1571 		uc->rchan = NULL;  in udma_put_rchan()
1734 	if (!uc->rchan)  in udma_free_rx_resources()
1770 		ret = udma_get_rflow(uc, uc->rchan->id);  in udma_alloc_rx_resources()
1782 			     uc->rchan->id;  in udma_alloc_rx_resources()
1871 	struct udma_rchan *rchan = uc->rchan;  in udma_tisci_m2m_channel_config()  local
1907 	req_rx.index = rchan->id;  in udma_tisci_m2m_channel_config()
1919 		dev_err(ud->dev, "rchan%d alloc failed %d\n", rchan->id, ret);  in udma_tisci_m2m_channel_config()
2034 	struct udma_rchan *rchan = uc->rchan;  in udma_tisci_rx_channel_config()  local
2053 	req_rx.index = rchan->id;  in udma_tisci_rx_channel_config()
2061 		dev_err(ud->dev, "rchan%d cfg failed %d\n", rchan->id, ret);  in udma_tisci_rx_channel_config()
2081 	flow_req.flow_index = rchan->id;  in udma_tisci_rx_channel_config()
2105 		dev_err(ud->dev, "flow%d config failed: %d\n", rchan->id, ret);  in udma_tisci_rx_channel_config()
2115 	struct udma_rchan *rchan = uc->rchan;  in bcdma_tisci_rx_channel_config()  local
2121 	req_rx.index = rchan->id;  in bcdma_tisci_rx_channel_config()
2125 		dev_err(ud->dev, "rchan%d cfg failed %d\n", rchan->id, ret);  in bcdma_tisci_rx_channel_config()
2141 	req_rx.index = uc->rchan->id;  in pktdma_tisci_rx_channel_config()
2145 		dev_err(ud->dev, "rchan%d cfg failed %d\n", uc->rchan->id, ret);  in pktdma_tisci_rx_channel_config()
2242 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) |  in udma_alloc_chan_resources()
2278 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) |  in udma_alloc_chan_resources()
2282 		irq_udma_idx = soc_data->oes.udma_rchan + uc->rchan->id;  in udma_alloc_chan_resources()
2447 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) |  in bcdma_alloc_chan_resources()
2450 		irq_ring_idx = uc->rchan->id + oes->bcdma_rchan_ring;  in bcdma_alloc_chan_resources()
2451 		irq_udma_idx = uc->rchan->id + oes->bcdma_rchan_data;  in bcdma_alloc_chan_resources()
2641 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) |  in pktdma_alloc_chan_resources()
2720 	else if (uc->rchan)  in pktdma_alloc_chan_resources()
2722 			"chan%d: rchan%d, rflow%d, Remote thread: 0x%04x\n",  in pktdma_alloc_chan_resources()
2723 			uc->id, uc->rchan->id, uc->rflow->id,  in pktdma_alloc_chan_resources()
4339 	.psil_base = 0x2000, /* for tchan and rchan, not applicable to bchan */
4521 	[RM_RANGE_RCHAN] = "ti,sci-rm-range-rchan",
4619 	/* rchan and matching default flow ranges */  in udma_setup_resources()
4628 						  &rm_res->desc[i], "rchan");  in udma_setup_resources()
4808 	/* rchan ranges */  in bcdma_setup_resources()
4819 							  "rchan");  in bcdma_setup_resources()
4963 	/* rchan ranges */  in pktdma_setup_resources()
4971 						  &rm_res->desc[i], "rchan");  in pktdma_setup_resources()
5076 			 "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",  in setup_resources()
5087 			 "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",  in setup_resources()
5098 			 "Channels: %d (tchan: %u, rchan: %u)\n",  in setup_resources()
5233 		seq_printf(s, "rchan%d [0x%04x -> 0x%04x], ", uc->rchan->id,  in udma_dbg_summary_show_chan()
5507 		struct udma_rchan *rchan = &ud->rchans[i];  in udma_probe()  local
5509 		rchan->id = i;  in udma_probe()
5510 		rchan->reg_rt = ud->mmrs[MMR_RCHANRT] + i * 0x1000;  in udma_probe()
5527 		uc->rchan = NULL;  in udma_probe()