1/* SPDX-License-Identifier: GPL-2.0-only */
 2//
 3// rt-sdw-common.h
 4//
 5// Copyright(c) 2024 Realtek Semiconductor Corp.
 6//
 7
 8/*
 9 * This file defines common functions used with Realtek soundwire codecs.
10 */
11
12#ifndef __RT_SDW_COMMON_H__
13#define __RT_SDW_COMMON_H__
14
15#define SDCA_NUM_JACK_CODEC			0x01
16#define SDCA_NUM_MIC_ARRAY			0x02
17#define SDCA_NUM_HID				0x03
18#define SDCA_NUM_AMP				0x04
19#define RT_SDCA_CTL_SELECTED_MODE		0x01
20#define RT_SDCA_CTL_DETECTED_MODE		0x02
21#define RT_SDCA_CTL_HIDTX_CURRENT_OWNER		0x10
22#define RT_SDCA_CTL_HIDTX_MESSAGE_OFFSET	0x12
23
24struct rt_sdca_dmic_kctrl_priv {
25	unsigned int reg_base;
26	unsigned int count;
27	unsigned int max;
28	unsigned int invert;
29};
30
31#define RT_SDCA_PR_VALUE(xreg_base, xcount, xmax, xinvert) \
32	((unsigned long)&(struct rt_sdca_dmic_kctrl_priv) \
33		{.reg_base = xreg_base, .count = xcount, .max = xmax, \
34		.invert = xinvert})
35
36#define RT_SDCA_FU_CTRL(xname, reg_base, xmax, xinvert, xcount, \
37	xinfo, xget, xput) \
38{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
39	.info = xinfo, \
40	.get = xget, \
41	.put = xput, \
42	.private_value = RT_SDCA_PR_VALUE(reg_base, xcount, xmax, xinvert)}
43
44#define RT_SDCA_EXT_TLV(xname, reg_base, xhandler_get,\
45	 xhandler_put, xcount, xmax, tlv_array, xinfo) \
46{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
47	.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
48		 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
49	.tlv.p = (tlv_array), \
50	.info = xinfo, \
51	.get = xhandler_get, .put = xhandler_put, \
52	.private_value = RT_SDCA_PR_VALUE(reg_base, xcount, xmax, 0) }
53
54
55int rt_sdca_index_write(struct regmap *map, unsigned int nid,
56	unsigned int reg, unsigned int value);
57int rt_sdca_index_read(struct regmap *map, unsigned int nid,
58	unsigned int reg, unsigned int *value);
59int rt_sdca_index_update_bits(struct regmap *map,
60	unsigned int nid, unsigned int reg, unsigned int mask, unsigned int val);
61int rt_sdca_btn_type(unsigned char *buffer);
62int rt_sdca_headset_detect(struct regmap *map, unsigned int entity_id);
63int rt_sdca_button_detect(struct regmap *map, unsigned int entity_id,
64	unsigned int hid_buf_addr, unsigned int hid_id);
65
66#endif /* __RT_SDW_COMMON_H__ */