linux-imx

// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)

// Copyright(c) 2015-17 Intel Corporation.

#include <sound/soc.h>

​

#ifndef __SDW_CADENCE_H

#define __SDW_CADENCE_H

​

/**

 * struct sdw_cdns_pdi: PDI (Physical Data Interface) instance

 *

 * @assigned: pdi assigned

 * @num: pdi number

 * @intel_alh_id: link identifier

 * @l_ch_num: low channel for PDI

 * @h_ch_num: high channel for PDI

 * @ch_count: total channel count for PDI

 * @dir: data direction

 * @type: stream type, PDM or PCM

 */

struct sdw_cdns_pdi {

    bool assigned;

    int num;

    int intel_alh_id;

    int l_ch_num;

    int h_ch_num;

    int ch_count;

    enum sdw_data_direction dir;

    enum sdw_stream_type type;

};

​

/**

 * struct sdw_cdns_port: Cadence port structure

 *

 * @num: port number

 * @assigned: port assigned

 * @ch: channel count

 * @direction: data port direction

 * @pdi: pdi for this port

 */

struct sdw_cdns_port {

    unsigned int num;

    bool assigned;

    unsigned int ch;

    enum sdw_data_direction direction;

    struct sdw_cdns_pdi *pdi;

};

​

/**

 * struct sdw_cdns_streams: Cadence stream data structure

 *

 * @num_bd: number of bidirectional streams

 * @num_in: number of input streams

 * @num_out: number of output streams

 * @num_ch_bd: number of bidirectional stream channels

 * @num_ch_bd: number of input stream channels

 * @num_ch_bd: number of output stream channels

 * @num_pdi: total number of PDIs

 * @bd: bidirectional streams

 * @in: input streams

 * @out: output streams

 */

struct sdw_cdns_streams {

    unsigned int num_bd;