soc_sdw_cs42l45.c

 1// SPDX-License-Identifier: GPL-2.0-only
 2// Based on sof_sdw_rt5682.c
 3// This file incorporates work covered by the following copyright notice:
 4// Copyright (c) 2023 Intel Corporation
 5// Copyright (c) 2024 Advanced Micro Devices, Inc.
 6
 7/*
 8 *  soc_sdw_cs42l45 - Helpers to handle CS42L45 from generic machine driver
 9 */
10#include <linux/device.h>
11#include <linux/errno.h>
12#include <sound/jack.h>
13#include <sound/soc.h>
14#include <sound/soc-card.h>
15#include <sound/soc-component.h>
16#include <sound/soc-dai.h>
17#include <sound/soc_sdw_utils.h>
18
19static struct snd_soc_jack_pin soc_jack_pins[] = {
20	{
21		.pin    = "cs42l45 OT 43 Headphone",
22		.mask   = SND_JACK_HEADPHONE,
23	},
24	{
25		.pin    = "cs42l45 OT 45 Headset",
26		.mask   = SND_JACK_HEADPHONE,
27	},
28	{
29		.pin    = "cs42l45 IT 31 Microphone",
30		.mask   = SND_JACK_MICROPHONE,
31	},
32	{
33		.pin    = "cs42l45 IT 33 Headset",
34		.mask   = SND_JACK_MICROPHONE,
35	},
36};
37
38int asoc_sdw_cs42l45_hs_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
39{
40	struct snd_soc_card *card = rtd->card;
41	struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
42	struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
43	struct snd_soc_jack *jack = &ctx->sdw_headset;
44	int ret;
45
46	card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s hs:cs42l45",
47					  card->components);
48	if (!card->components)
49		return -ENOMEM;
50
51	ret = snd_soc_card_jack_new_pins(card, "Jack", SND_JACK_MECHANICAL |
52					 SND_JACK_HEADSET | SND_JACK_LINEOUT, jack,
53					 soc_jack_pins, ARRAY_SIZE(soc_jack_pins));
54	if (ret) {
55		dev_err(card->dev, "Failed to create jack: %d\n", ret);
56		return ret;
57	}
58
59	ret = snd_soc_component_set_jack(component, jack, NULL);
60	if (ret) {
61		dev_err(card->dev, "Failed to register jack: %d\n", ret);
62		return ret;
63	}
64
65	return 0;
66}
67EXPORT_SYMBOL_NS(asoc_sdw_cs42l45_hs_rtd_init, "SND_SOC_SDW_UTILS");
68
69int asoc_sdw_cs42l45_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
70{
71	struct snd_soc_card *card = rtd->card;
72
73	card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s mic:cs42l45-dmic",
74					  card->components);
75	if (!card->components)
76		return -ENOMEM;
77
78	return 0;
79}
80EXPORT_SYMBOL_NS(asoc_sdw_cs42l45_dmic_rtd_init, "SND_SOC_SDW_UTILS");