1// SPDX-License-Identifier: GPL-2.0-only
  2// Copyright (c) 2020 Intel Corporation
  3
  4/*
  5 *  sof_sdw_rt711_sdca - Helpers to handle RT711-SDCA from generic machine driver
  6 */
  7
  8#include <linux/device.h>
  9#include <linux/errno.h>
 10#include <linux/input.h>
 11#include <linux/soundwire/sdw.h>
 12#include <linux/soundwire/sdw_type.h>
 13#include <sound/control.h>
 14#include <sound/soc.h>
 15#include <sound/soc-acpi.h>
 16#include <sound/soc-dapm.h>
 17#include <sound/jack.h>
 18#include "sof_board_helpers.h"
 19#include "sof_sdw_common.h"
 20
 21/*
 22 * Note this MUST be called before snd_soc_register_card(), so that the props
 23 * are in place before the codec component driver's probe function parses them.
 24 */
 25static int rt_sdca_jack_add_codec_device_props(struct device *sdw_dev)
 26{
 27	struct property_entry props[MAX_NO_PROPS] = {};
 28	struct fwnode_handle *fwnode;
 29	int ret;
 30
 31	if (!SOF_JACK_JDSRC(sof_sdw_quirk))
 32		return 0;
 33
 34	props[0] = PROPERTY_ENTRY_U32("realtek,jd-src", SOF_JACK_JDSRC(sof_sdw_quirk));
 35
 36	fwnode = fwnode_create_software_node(props, NULL);
 37	if (IS_ERR(fwnode))
 38		return PTR_ERR(fwnode);
 39
 40	ret = device_add_software_node(sdw_dev, to_software_node(fwnode));
 41
 42	fwnode_handle_put(fwnode);
 43
 44	return ret;
 45}
 46
 47static const struct snd_soc_dapm_widget rt_sdca_jack_widgets[] = {
 48	SND_SOC_DAPM_HP("Headphone", NULL),
 49	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 50};
 51
 52static const struct snd_soc_dapm_route rt711_sdca_map[] = {
 53	{ "Headphone", NULL, "rt711 HP" },
 54	{ "rt711 MIC2", NULL, "Headset Mic" },
 55};
 56
 57static const struct snd_soc_dapm_route rt712_sdca_map[] = {
 58	{ "Headphone", NULL, "rt712 HP" },
 59	{ "rt712 MIC2", NULL, "Headset Mic" },
 60};
 61
 62static const struct snd_soc_dapm_route rt713_sdca_map[] = {
 63	{ "Headphone", NULL, "rt713 HP" },
 64	{ "rt713 MIC2", NULL, "Headset Mic" },
 65};
 66
 67static const struct snd_soc_dapm_route rt722_sdca_map[] = {
 68	{ "Headphone", NULL, "rt722 HP" },
 69	{ "rt722 MIC2", NULL, "Headset Mic" },
 70};
 71
 72static const struct snd_kcontrol_new rt_sdca_jack_controls[] = {
 73	SOC_DAPM_PIN_SWITCH("Headphone"),
 74	SOC_DAPM_PIN_SWITCH("Headset Mic"),
 75};
 76
 77static struct snd_soc_jack_pin rt_sdca_jack_pins[] = {
 78	{
 79		.pin    = "Headphone",
 80		.mask   = SND_JACK_HEADPHONE,
 81	},
 82	{
 83		.pin    = "Headset Mic",
 84		.mask   = SND_JACK_MICROPHONE,
 85	},
 86};
 87
 88static const char * const jack_codecs[] = {
 89	"rt711", "rt712", "rt713"
 90};
 91
 92int rt_sdca_jack_rtd_init(struct snd_soc_pcm_runtime *rtd)
 93{
 94	struct snd_soc_card *card = rtd->card;
 95	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
 96	struct snd_soc_dai *codec_dai;
 97	struct snd_soc_component *component;
 98	struct snd_soc_jack *jack;
 99	int ret;
100
101	codec_dai = get_codec_dai_by_name(rtd, jack_codecs, ARRAY_SIZE(jack_codecs));
102	if (!codec_dai)
103		return -EINVAL;
104
105	component = codec_dai->component;
106	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
107					  "%s hs:%s-sdca",
108					  card->components, component->name_prefix);
109	if (!card->components)
110		return -ENOMEM;
111
112	ret = snd_soc_add_card_controls(card, rt_sdca_jack_controls,
113					ARRAY_SIZE(rt_sdca_jack_controls));
114	if (ret) {
115		dev_err(card->dev, "rt sdca jack controls addition failed: %d\n", ret);
116		return ret;
117	}
118
119	ret = snd_soc_dapm_new_controls(&card->dapm, rt_sdca_jack_widgets,
120					ARRAY_SIZE(rt_sdca_jack_widgets));
121	if (ret) {
122		dev_err(card->dev, "rt sdca jack widgets addition failed: %d\n", ret);
123		return ret;
124	}
125
126	if (strstr(component->name_prefix, "rt711")) {
127		ret = snd_soc_dapm_add_routes(&card->dapm, rt711_sdca_map,
128					      ARRAY_SIZE(rt711_sdca_map));
129	} else if (strstr(component->name_prefix, "rt712")) {
130		ret = snd_soc_dapm_add_routes(&card->dapm, rt712_sdca_map,
131					      ARRAY_SIZE(rt712_sdca_map));
132	} else if (strstr(component->name_prefix, "rt713")) {
133		ret = snd_soc_dapm_add_routes(&card->dapm, rt713_sdca_map,
134					      ARRAY_SIZE(rt713_sdca_map));
135	} else if (strstr(component->name_prefix, "rt722")) {
136		ret = snd_soc_dapm_add_routes(&card->dapm, rt722_sdca_map,
137					      ARRAY_SIZE(rt722_sdca_map));
138	} else {
139		dev_err(card->dev, "%s is not supported\n", component->name_prefix);
140		return -EINVAL;
141	}
142
143	if (ret) {
144		dev_err(card->dev, "rt sdca jack map addition failed: %d\n", ret);
145		return ret;
146	}
147
148	ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
149					 SND_JACK_HEADSET | SND_JACK_BTN_0 |
150					 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
151					 SND_JACK_BTN_3,
152					 &ctx->sdw_headset,
153					 rt_sdca_jack_pins,
154					 ARRAY_SIZE(rt_sdca_jack_pins));
155	if (ret) {
156		dev_err(rtd->card->dev, "Headset Jack creation failed: %d\n",
157			ret);
158		return ret;
159	}
160
161	jack = &ctx->sdw_headset;
162
163	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
164	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
165	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
166	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
167
168	ret = snd_soc_component_set_jack(component, jack, NULL);
169
170	if (ret)
171		dev_err(rtd->card->dev, "Headset Jack call-back failed: %d\n",
172			ret);
173
174	return ret;
175}
176
177int sof_sdw_rt_sdca_jack_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link)
178{
179	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
180
181	if (!ctx->headset_codec_dev)
182		return 0;
183
184	if (!SOF_JACK_JDSRC(sof_sdw_quirk))
185		return 0;
186
187	device_remove_software_node(ctx->headset_codec_dev);
188	put_device(ctx->headset_codec_dev);
189	ctx->headset_codec_dev = NULL;
190
191	return 0;
192}
193
194int sof_sdw_rt_sdca_jack_init(struct snd_soc_card *card,
195			      const struct snd_soc_acpi_link_adr *link,
196			      struct snd_soc_dai_link *dai_links,
197			      struct sof_sdw_codec_info *info,
198			      bool playback)
199{
200	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
201	struct device *sdw_dev;
202	int ret;
203
204	/*
205	 * Jack detection should be only initialized once for headsets since
206	 * the playback/capture is sharing the same jack
207	 */
208	if (ctx->headset_codec_dev)
209		return 0;
210
211	sdw_dev = bus_find_device_by_name(&sdw_bus_type, NULL, dai_links->codecs[0].name);
212	if (!sdw_dev)
213		return -EPROBE_DEFER;
214
215	ret = rt_sdca_jack_add_codec_device_props(sdw_dev);
216	if (ret < 0) {
217		put_device(sdw_dev);
218		return ret;
219	}
220	ctx->headset_codec_dev = sdw_dev;
221
222	return 0;
223}
224MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);