sdca_ump.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * The MIPI SDCA specification is available for public downloads at
 4 * https://www.mipi.org/mipi-sdca-v1-0-download
 5 *
 6 * Copyright (C) 2025 Cirrus Logic, Inc. and
 7 *                    Cirrus Logic International Semiconductor Ltd.
 8 */
 9
10#ifndef __SDCA_UMP_H__
11#define __SDCA_UMP_H__
12
13struct regmap;
14struct sdca_control;
15struct sdca_entity;
16struct sdca_function_data;
17struct snd_soc_component;
18struct delayed_work;
19
20int sdca_ump_get_owner_host(struct device *dev,
21			    struct regmap *function_regmap,
22			    struct sdca_function_data *function,
23			    struct sdca_entity *entity,
24			    struct sdca_control *control);
25int sdca_ump_set_owner_device(struct device *dev,
26			      struct regmap *function_regmap,
27			      struct sdca_function_data *function,
28			      struct sdca_entity *entity,
29			      struct sdca_control *control);
30int sdca_ump_read_message(struct device *dev,
31			  struct regmap *device_regmap,
32			  struct regmap *function_regmap,
33			  struct sdca_function_data *function,
34			  struct sdca_entity *entity,
35			  unsigned int offset_sel, unsigned int length_sel,
36			  void **msg);
37int sdca_ump_write_message(struct device *dev,
38			   struct regmap *device_regmap,
39			   struct regmap *function_regmap,
40			   struct sdca_function_data *function,
41			   struct sdca_entity *entity,
42			   unsigned int offset_sel, unsigned int msg_offset,
43			   unsigned int length_sel,
44			   void *msg, int msg_len);
45
46void sdca_ump_cancel_timeout(struct delayed_work *work);
47void sdca_ump_schedule_timeout(struct delayed_work *work,
48			       unsigned int timeout_us);
49
50#endif // __SDCA_UMP_H__