linux/dma/k3-udma-glue.h

1 /* SPDX-License-Identifier: GPL-2.0 */
3  *  Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com
10 #include <linux/soc/ti/k3-ringacc.h>
11 #include <linux/dma/ti-cppi5.h>
26 struct k3_udma_glue_tx_channel *k3_udma_glue_request_tx_chn(struct device *dev,
30 k3_udma_glue_request_tx_chn_for_thread_id(struct device *dev,
49 struct device *
64  * k3_udma_glue_rx_flow_cfg - UDMA RX flow cfg
66  * @rx_cfg:		RX ring configuration
67  * @rxfdq_cfg:		RX free Host PD ring configuration
68  * @ring_rxq_id:	RX ring id (or -1 for any)
69  * @ring_rxfdq0_id:	RX free Host PD ring (FDQ) if (or -1 for any)
70  * @rx_error_handling:	Rx Error Handling Mode (0 - drop, 1 - re-try)
71  * @src_tag_lo_sel:	Rx Source Tag Low Byte Selector in Host PD
83  * k3_udma_glue_rx_channel_cfg - UDMA RX channel cfg
87  *			if @flow_id_base = -1 - range of GP rflows will be
89  * @flow_id_num:	number of RX flows used by channel
90  * @flow_id_use_rxchan_id:	use RX channel id as flow id,
92  * @remote		indication that RX channel is remote - some remote CPU
93  *			core owns and control the RX channel. Linux Host only
94  *			allowed to attach and configure RX Flow within RX
95  *			channel. if set - not RX channel operation will be
97  * @def_flow_cfg	default RX flow configuration,
113 		struct device *dev,
118 k3_udma_glue_request_remote_rx_chn_for_thread_id(struct device *dev,
147 struct device *