tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0-only
2//
3// Copyright(c) 2020 Intel Corporation. All rights reserved.
4#include <linux/string.h>
5#include <sound/pcm.h>
6#include <sound/soc.h>
7#include <sound/soc-dai.h>
8#include <sound/soc-dapm.h>
9#include <uapi/sound/asound.h>
10#include "sof_maxim_common.h"
11
12static const struct snd_soc_dapm_route max_98373_dapm_routes[] = {
13 /* speaker */
14 { "Left Spk", NULL, "Left BE_OUT" },
15 { "Right Spk", NULL, "Right BE_OUT" },
16};
17
18static struct snd_soc_codec_conf max_98373_codec_conf[] = {
19 {
20 .dlc = COMP_CODEC_CONF(MAX_98373_DEV0_NAME),
21 .name_prefix = "Right",
22 },
23 {
24 .dlc = COMP_CODEC_CONF(MAX_98373_DEV1_NAME),
25 .name_prefix = "Left",
26 },
27};
28
29struct snd_soc_dai_link_component max_98373_components[] = {
30 { /* For Left */
31 .name = MAX_98373_DEV0_NAME,
32 .dai_name = MAX_98373_CODEC_DAI,
33 },
34 { /* For Right */
35 .name = MAX_98373_DEV1_NAME,
36 .dai_name = MAX_98373_CODEC_DAI,
37 },
38};
39
40static int max98373_hw_params(struct snd_pcm_substream *substream,
41 struct snd_pcm_hw_params *params)
42{
43 struct snd_soc_pcm_runtime *rtd = substream->private_data;
44 struct snd_soc_dai *codec_dai;
45 int j;
46
47 for_each_rtd_codec_dais(rtd, j, codec_dai) {
48 if (!strcmp(codec_dai->component->name, MAX_98373_DEV0_NAME)) {
49 /* DEV0 tdm slot configuration */
50 snd_soc_dai_set_tdm_slot(codec_dai, 0x30, 3, 8, 16);
51 }
52 if (!strcmp(codec_dai->component->name, MAX_98373_DEV1_NAME)) {
53 /* DEV1 tdm slot configuration */
54 snd_soc_dai_set_tdm_slot(codec_dai, 0xC0, 3, 8, 16);
55 }
56 }
57 return 0;
58}
59
60struct snd_soc_ops max_98373_ops = {
61 .hw_params = max98373_hw_params,
62};
63
64int max98373_spk_codec_init(struct snd_soc_pcm_runtime *rtd)
65{
66 struct snd_soc_card *card = rtd->card;
67 int ret;
68
69 ret = snd_soc_dapm_add_routes(&card->dapm, max_98373_dapm_routes,
70 ARRAY_SIZE(max_98373_dapm_routes));
71 if (ret)
72 dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
73 return ret;
74}
75
76void sof_max98373_codec_conf(struct snd_soc_card *card)
77{
78 card->codec_conf = max_98373_codec_conf;
79 card->num_configs = ARRAY_SIZE(max_98373_codec_conf);
80}