Loading...
1// SPDX-License-Identifier: GPL-2.0-only
2// Copyright(c) 2021 Intel Corporation.
3
4/*
5 * Intel SOF Machine Driver with Cirrus Logic CS42L42 Codec
6 * and speaker codec MAX98357A
7 */
8#include <linux/i2c.h>
9#include <linux/input.h>
10#include <linux/module.h>
11#include <linux/platform_device.h>
12#include <linux/regulator/consumer.h>
13#include <linux/dmi.h>
14#include <sound/core.h>
15#include <sound/jack.h>
16#include <sound/pcm.h>
17#include <sound/pcm_params.h>
18#include <sound/soc.h>
19#include <sound/sof.h>
20#include <sound/soc-acpi.h>
21#include <dt-bindings/sound/cs42l42.h>
22#include "../common/soc-intel-quirks.h"
23#include "sof_board_helpers.h"
24#include "sof_maxim_common.h"
25
26static struct snd_soc_jack_pin jack_pins[] = {
27 {
28 .pin = "Headphone Jack",
29 .mask = SND_JACK_HEADPHONE,
30 },
31 {
32 .pin = "Headset Mic",
33 .mask = SND_JACK_MICROPHONE,
34 },
35};
36
37/* Default: SSP2 */
38static unsigned long sof_cs42l42_quirk = SOF_SSP_PORT_CODEC(2);
39
40static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd)
41{
42 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
43 struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
44 struct snd_soc_jack *jack = &ctx->headset_jack;
45 int ret;
46
47 /*
48 * Headset buttons map to the google Reference headset.
49 * These can be configured by userspace.
50 */
51 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
52 SND_JACK_HEADSET | SND_JACK_BTN_0 |
53 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
54 SND_JACK_BTN_3,
55 jack,
56 jack_pins,
57 ARRAY_SIZE(jack_pins));
58 if (ret) {
59 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
60 return ret;
61 }
62
63 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
64 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
65 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
66 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
67
68 ret = snd_soc_component_set_jack(component, jack, NULL);
69 if (ret) {
70 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
71 return ret;
72 }
73
74 return ret;
75};
76
77static void sof_cs42l42_exit(struct snd_soc_pcm_runtime *rtd)
78{
79 struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
80
81 snd_soc_component_set_jack(component, NULL, NULL);
82}
83
84static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream,
85 struct snd_pcm_hw_params *params)
86{
87 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
88 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
89 int clk_freq, ret;
90
91 clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */
92
93 if (clk_freq <= 0) {
94 dev_err(rtd->dev, "get bclk freq failed: %d\n", clk_freq);
95 return -EINVAL;
96 }
97
98 /* Configure sysclk for codec */
99 ret = snd_soc_dai_set_sysclk(codec_dai, 0,
100 clk_freq, SND_SOC_CLOCK_IN);
101 if (ret < 0)
102 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
103
104 return ret;
105}
106
107static const struct snd_soc_ops sof_cs42l42_ops = {
108 .hw_params = sof_cs42l42_hw_params,
109};
110
111static int sof_card_late_probe(struct snd_soc_card *card)
112{
113 return sof_intel_board_card_late_probe(card);
114}
115
116static const struct snd_kcontrol_new sof_controls[] = {
117 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
118 SOC_DAPM_PIN_SWITCH("Headset Mic"),
119};
120
121static const struct snd_soc_dapm_widget sof_widgets[] = {
122 SND_SOC_DAPM_HP("Headphone Jack", NULL),
123 SND_SOC_DAPM_MIC("Headset Mic", NULL),
124};
125
126static const struct snd_soc_dapm_route sof_map[] = {
127 /* HP jack connectors - unknown if we have jack detection */
128 {"Headphone Jack", NULL, "HP"},
129
130 /* other jacks */
131 {"HS", NULL, "Headset Mic"},
132};
133
134/* sof audio machine driver for cs42l42 codec */
135static struct snd_soc_card sof_audio_card_cs42l42 = {
136 .name = "cs42l42", /* the sof- prefix is added by the core */
137 .owner = THIS_MODULE,
138 .controls = sof_controls,
139 .num_controls = ARRAY_SIZE(sof_controls),
140 .dapm_widgets = sof_widgets,
141 .num_dapm_widgets = ARRAY_SIZE(sof_widgets),
142 .dapm_routes = sof_map,
143 .num_dapm_routes = ARRAY_SIZE(sof_map),
144 .fully_routed = true,
145 .late_probe = sof_card_late_probe,
146};
147
148static struct snd_soc_dai_link_component cs42l42_component[] = {
149 {
150 .name = "i2c-10134242:00",
151 .dai_name = "cs42l42",
152 }
153};
154
155static int
156sof_card_dai_links_create(struct device *dev, struct snd_soc_card *card,
157 struct sof_card_private *ctx)
158{
159 int ret;
160
161 ret = sof_intel_board_set_dai_link(dev, card, ctx);
162 if (ret)
163 return ret;
164
165 if (!ctx->codec_link) {
166 dev_err(dev, "codec link not available");
167 return -EINVAL;
168 }
169
170 /* codec-specific fields for headphone codec */
171 ctx->codec_link->codecs = cs42l42_component;
172 ctx->codec_link->num_codecs = ARRAY_SIZE(cs42l42_component);
173 ctx->codec_link->init = sof_cs42l42_init;
174 ctx->codec_link->exit = sof_cs42l42_exit;
175 ctx->codec_link->ops = &sof_cs42l42_ops;
176
177 if (ctx->amp_type == CODEC_NONE)
178 return 0;
179
180 if (!ctx->amp_link) {
181 dev_err(dev, "amp link not available");
182 return -EINVAL;
183 }
184
185 /* codec-specific fields for speaker amplifier */
186 switch (ctx->amp_type) {
187 case CODEC_MAX98357A:
188 max_98357a_dai_link(ctx->amp_link);
189 break;
190 case CODEC_MAX98360A:
191 max_98360a_dai_link(ctx->amp_link);
192 break;
193 default:
194 dev_err(dev, "invalid amp type %d\n", ctx->amp_type);
195 return -EINVAL;
196 }
197
198 return 0;
199}
200
201#define GLK_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_AMP, \
202 SOF_LINK_CODEC, \
203 SOF_LINK_DMIC01, \
204 SOF_LINK_IDISP_HDMI, \
205 SOF_LINK_NONE, \
206 SOF_LINK_NONE, \
207 SOF_LINK_NONE)
208
209static int sof_audio_probe(struct platform_device *pdev)
210{
211 struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;
212 struct sof_card_private *ctx;
213 int ret;
214
215 if (pdev->id_entry && pdev->id_entry->driver_data)
216 sof_cs42l42_quirk = (unsigned long)pdev->id_entry->driver_data;
217
218 dev_dbg(&pdev->dev, "sof_cs42l42_quirk = %lx\n", sof_cs42l42_quirk);
219
220 /* initialize ctx with board quirk */
221 ctx = sof_intel_board_get_ctx(&pdev->dev, sof_cs42l42_quirk);
222 if (!ctx)
223 return -ENOMEM;
224
225 if (soc_intel_is_glk()) {
226 ctx->dmic_be_num = 1;
227
228 /* overwrite the DAI link order for GLK boards */
229 ctx->link_order_overwrite = GLK_LINK_ORDER;
230 }
231
232 if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
233 ctx->hdmi.idisp_codec = true;
234
235 /* update dai_link */
236 ret = sof_card_dai_links_create(&pdev->dev, &sof_audio_card_cs42l42, ctx);
237 if (ret)
238 return ret;
239
240 sof_audio_card_cs42l42.dev = &pdev->dev;
241
242 /* set platform name for each dailink */
243 ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_cs42l42,
244 mach->mach_params.platform);
245 if (ret)
246 return ret;
247
248 snd_soc_card_set_drvdata(&sof_audio_card_cs42l42, ctx);
249
250 return devm_snd_soc_register_card(&pdev->dev,
251 &sof_audio_card_cs42l42);
252}
253
254static const struct platform_device_id board_ids[] = {
255 {
256 .name = "glk_cs4242_mx98357a",
257 .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(2) |
258 SOF_SSP_PORT_AMP(1)),
259 },
260 {
261 .name = "jsl_cs4242_mx98360a",
262 .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(0) |
263 SOF_SSP_PORT_AMP(1)),
264 },
265 {
266 .name = "adl_cs42l42_def",
267 .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(0) |
268 SOF_SSP_PORT_AMP(1) |
269 SOF_NUM_IDISP_HDMI(4) |
270 SOF_BT_OFFLOAD_PRESENT |
271 SOF_SSP_PORT_BT_OFFLOAD(2)),
272 },
273 {
274 .name = "rpl_cs42l42_def",
275 .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(0) |
276 SOF_SSP_PORT_AMP(1) |
277 SOF_NUM_IDISP_HDMI(4) |
278 SOF_BT_OFFLOAD_PRESENT |
279 SOF_SSP_PORT_BT_OFFLOAD(2)),
280 },
281 {
282 .name = "mtl_cs42l42_def",
283 .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(2) |
284 SOF_SSP_PORT_AMP(0) |
285 SOF_BT_OFFLOAD_PRESENT |
286 SOF_SSP_PORT_BT_OFFLOAD(1)),
287 },
288 { }
289};
290MODULE_DEVICE_TABLE(platform, board_ids);
291
292static struct platform_driver sof_audio = {
293 .probe = sof_audio_probe,
294 .driver = {
295 .name = "sof_cs42l42",
296 .pm = &snd_soc_pm_ops,
297 },
298 .id_table = board_ids,
299};
300module_platform_driver(sof_audio)
301
302/* Module information */
303MODULE_DESCRIPTION("SOF Audio Machine driver for CS42L42");
304MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
305MODULE_LICENSE("GPL");
306MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_BOARD_HELPERS");
307MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_MAXIM_COMMON");
1// SPDX-License-Identifier: GPL-2.0-only
2// Copyright(c) 2021 Intel Corporation.
3
4/*
5 * Intel SOF Machine Driver with Cirrus Logic CS42L42 Codec
6 * and speaker codec MAX98357A
7 */
8#include <linux/i2c.h>
9#include <linux/input.h>
10#include <linux/module.h>
11#include <linux/platform_device.h>
12#include <linux/regulator/consumer.h>
13#include <linux/dmi.h>
14#include <sound/core.h>
15#include <sound/jack.h>
16#include <sound/pcm.h>
17#include <sound/pcm_params.h>
18#include <sound/soc.h>
19#include <sound/sof.h>
20#include <sound/soc-acpi.h>
21#include <dt-bindings/sound/cs42l42.h>
22#include "../../codecs/hdac_hdmi.h"
23#include "../common/soc-intel-quirks.h"
24#include "hda_dsp_common.h"
25#include "sof_maxim_common.h"
26
27#define NAME_SIZE 32
28
29#define SOF_CS42L42_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0))
30#define SOF_CS42L42_SSP_CODEC_MASK (GENMASK(2, 0))
31#define SOF_SPEAKER_AMP_PRESENT BIT(3)
32#define SOF_CS42L42_SSP_AMP_SHIFT 4
33#define SOF_CS42L42_SSP_AMP_MASK (GENMASK(6, 4))
34#define SOF_CS42L42_SSP_AMP(quirk) \
35 (((quirk) << SOF_CS42L42_SSP_AMP_SHIFT) & SOF_CS42L42_SSP_AMP_MASK)
36#define SOF_CS42L42_NUM_HDMIDEV_SHIFT 7
37#define SOF_CS42L42_NUM_HDMIDEV_MASK (GENMASK(9, 7))
38#define SOF_CS42L42_NUM_HDMIDEV(quirk) \
39 (((quirk) << SOF_CS42L42_NUM_HDMIDEV_SHIFT) & SOF_CS42L42_NUM_HDMIDEV_MASK)
40#define SOF_CS42L42_DAILINK_SHIFT 10
41#define SOF_CS42L42_DAILINK_MASK (GENMASK(24, 10))
42#define SOF_CS42L42_DAILINK(link1, link2, link3, link4, link5) \
43 ((((link1) | ((link2) << 3) | ((link3) << 6) | ((link4) << 9) | ((link5) << 12)) << SOF_CS42L42_DAILINK_SHIFT) & SOF_CS42L42_DAILINK_MASK)
44#define SOF_BT_OFFLOAD_PRESENT BIT(25)
45#define SOF_CS42L42_SSP_BT_SHIFT 26
46#define SOF_CS42L42_SSP_BT_MASK (GENMASK(28, 26))
47#define SOF_CS42L42_SSP_BT(quirk) \
48 (((quirk) << SOF_CS42L42_SSP_BT_SHIFT) & SOF_CS42L42_SSP_BT_MASK)
49#define SOF_MAX98357A_SPEAKER_AMP_PRESENT BIT(29)
50#define SOF_MAX98360A_SPEAKER_AMP_PRESENT BIT(30)
51
52enum {
53 LINK_NONE = 0,
54 LINK_HP = 1,
55 LINK_SPK = 2,
56 LINK_DMIC = 3,
57 LINK_HDMI = 4,
58 LINK_BT = 5,
59};
60
61static struct snd_soc_jack_pin jack_pins[] = {
62 {
63 .pin = "Headphone Jack",
64 .mask = SND_JACK_HEADPHONE,
65 },
66 {
67 .pin = "Headset Mic",
68 .mask = SND_JACK_MICROPHONE,
69 },
70};
71
72/* Default: SSP2 */
73static unsigned long sof_cs42l42_quirk = SOF_CS42L42_SSP_CODEC(2);
74
75struct sof_hdmi_pcm {
76 struct list_head head;
77 struct snd_soc_dai *codec_dai;
78 struct snd_soc_jack hdmi_jack;
79 int device;
80};
81
82struct sof_card_private {
83 struct snd_soc_jack headset_jack;
84 struct list_head hdmi_pcm_list;
85 bool common_hdmi_codec_drv;
86};
87
88static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
89{
90 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
91 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
92 struct sof_hdmi_pcm *pcm;
93
94 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
95 if (!pcm)
96 return -ENOMEM;
97
98 /* dai_link id is 1:1 mapped to the PCM device */
99 pcm->device = rtd->dai_link->id;
100 pcm->codec_dai = dai;
101
102 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
103
104 return 0;
105}
106
107static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd)
108{
109 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
110 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
111 struct snd_soc_jack *jack = &ctx->headset_jack;
112 int ret;
113
114 /*
115 * Headset buttons map to the google Reference headset.
116 * These can be configured by userspace.
117 */
118 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
119 SND_JACK_HEADSET | SND_JACK_BTN_0 |
120 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
121 SND_JACK_BTN_3,
122 jack,
123 jack_pins,
124 ARRAY_SIZE(jack_pins));
125 if (ret) {
126 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
127 return ret;
128 }
129
130 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
131 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
132 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
133 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
134
135 ret = snd_soc_component_set_jack(component, jack, NULL);
136 if (ret) {
137 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
138 return ret;
139 }
140
141 return ret;
142};
143
144static void sof_cs42l42_exit(struct snd_soc_pcm_runtime *rtd)
145{
146 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
147
148 snd_soc_component_set_jack(component, NULL, NULL);
149}
150
151static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream,
152 struct snd_pcm_hw_params *params)
153{
154 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
155 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
156 int clk_freq, ret;
157
158 clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */
159
160 if (clk_freq <= 0) {
161 dev_err(rtd->dev, "get bclk freq failed: %d\n", clk_freq);
162 return -EINVAL;
163 }
164
165 /* Configure sysclk for codec */
166 ret = snd_soc_dai_set_sysclk(codec_dai, 0,
167 clk_freq, SND_SOC_CLOCK_IN);
168 if (ret < 0)
169 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
170
171 return ret;
172}
173
174static const struct snd_soc_ops sof_cs42l42_ops = {
175 .hw_params = sof_cs42l42_hw_params,
176};
177
178static struct snd_soc_dai_link_component platform_component[] = {
179 {
180 /* name might be overridden during probe */
181 .name = "0000:00:1f.3"
182 }
183};
184
185static int sof_card_late_probe(struct snd_soc_card *card)
186{
187 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
188 struct snd_soc_component *component = NULL;
189 char jack_name[NAME_SIZE];
190 struct sof_hdmi_pcm *pcm;
191 int err;
192
193 if (list_empty(&ctx->hdmi_pcm_list))
194 return -EINVAL;
195
196 if (ctx->common_hdmi_codec_drv) {
197 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm,
198 head);
199 component = pcm->codec_dai->component;
200 return hda_dsp_hdmi_build_controls(card, component);
201 }
202
203 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
204 component = pcm->codec_dai->component;
205 snprintf(jack_name, sizeof(jack_name),
206 "HDMI/DP, pcm=%d Jack", pcm->device);
207 err = snd_soc_card_jack_new(card, jack_name,
208 SND_JACK_AVOUT, &pcm->hdmi_jack);
209
210 if (err)
211 return err;
212
213 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
214 &pcm->hdmi_jack);
215 if (err < 0)
216 return err;
217 }
218
219 return hdac_hdmi_jack_port_init(component, &card->dapm);
220}
221
222static const struct snd_kcontrol_new sof_controls[] = {
223 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
224 SOC_DAPM_PIN_SWITCH("Headset Mic"),
225};
226
227static const struct snd_soc_dapm_widget sof_widgets[] = {
228 SND_SOC_DAPM_HP("Headphone Jack", NULL),
229 SND_SOC_DAPM_MIC("Headset Mic", NULL),
230};
231
232static const struct snd_soc_dapm_widget dmic_widgets[] = {
233 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
234};
235
236static const struct snd_soc_dapm_route sof_map[] = {
237 /* HP jack connectors - unknown if we have jack detection */
238 {"Headphone Jack", NULL, "HP"},
239
240 /* other jacks */
241 {"HS", NULL, "Headset Mic"},
242};
243
244static const struct snd_soc_dapm_route dmic_map[] = {
245 /* digital mics */
246 {"DMic", NULL, "SoC DMIC"},
247};
248
249static int dmic_init(struct snd_soc_pcm_runtime *rtd)
250{
251 struct snd_soc_card *card = rtd->card;
252 int ret;
253
254 ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
255 ARRAY_SIZE(dmic_widgets));
256 if (ret) {
257 dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
258 /* Don't need to add routes if widget addition failed */
259 return ret;
260 }
261
262 ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
263 ARRAY_SIZE(dmic_map));
264
265 if (ret)
266 dev_err(card->dev, "DMic map addition failed: %d\n", ret);
267
268 return ret;
269}
270
271/* sof audio machine driver for cs42l42 codec */
272static struct snd_soc_card sof_audio_card_cs42l42 = {
273 .name = "cs42l42", /* the sof- prefix is added by the core */
274 .owner = THIS_MODULE,
275 .controls = sof_controls,
276 .num_controls = ARRAY_SIZE(sof_controls),
277 .dapm_widgets = sof_widgets,
278 .num_dapm_widgets = ARRAY_SIZE(sof_widgets),
279 .dapm_routes = sof_map,
280 .num_dapm_routes = ARRAY_SIZE(sof_map),
281 .fully_routed = true,
282 .late_probe = sof_card_late_probe,
283};
284
285static struct snd_soc_dai_link_component cs42l42_component[] = {
286 {
287 .name = "i2c-10134242:00",
288 .dai_name = "cs42l42",
289 }
290};
291
292static struct snd_soc_dai_link_component dmic_component[] = {
293 {
294 .name = "dmic-codec",
295 .dai_name = "dmic-hifi",
296 }
297};
298
299static struct snd_soc_dai_link_component dummy_component[] = {
300 {
301 .name = "snd-soc-dummy",
302 .dai_name = "snd-soc-dummy-dai",
303 }
304};
305
306static int create_spk_amp_dai_links(struct device *dev,
307 struct snd_soc_dai_link *links,
308 struct snd_soc_dai_link_component *cpus,
309 int *id, int ssp_amp)
310{
311 int ret = 0;
312
313 /* speaker amp */
314 if (!(sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT))
315 return 0;
316
317 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec",
318 ssp_amp);
319 if (!links[*id].name) {
320 ret = -ENOMEM;
321 goto devm_err;
322 }
323
324 links[*id].id = *id;
325
326 if (sof_cs42l42_quirk & SOF_MAX98357A_SPEAKER_AMP_PRESENT) {
327 max_98357a_dai_link(&links[*id]);
328 } else if (sof_cs42l42_quirk & SOF_MAX98360A_SPEAKER_AMP_PRESENT) {
329 max_98360a_dai_link(&links[*id]);
330 } else {
331 dev_err(dev, "no amp defined\n");
332 ret = -EINVAL;
333 goto devm_err;
334 }
335
336 links[*id].platforms = platform_component;
337 links[*id].num_platforms = ARRAY_SIZE(platform_component);
338 links[*id].dpcm_playback = 1;
339 /* firmware-generated echo reference */
340 links[*id].dpcm_capture = 1;
341
342 links[*id].no_pcm = 1;
343 links[*id].cpus = &cpus[*id];
344 links[*id].num_cpus = 1;
345
346 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
347 "SSP%d Pin", ssp_amp);
348 if (!links[*id].cpus->dai_name) {
349 ret = -ENOMEM;
350 goto devm_err;
351 }
352
353 (*id)++;
354
355devm_err:
356 return ret;
357}
358
359static int create_hp_codec_dai_links(struct device *dev,
360 struct snd_soc_dai_link *links,
361 struct snd_soc_dai_link_component *cpus,
362 int *id, int ssp_codec)
363{
364 /* codec SSP */
365 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec",
366 ssp_codec);
367 if (!links[*id].name)
368 goto devm_err;
369
370 links[*id].id = *id;
371 links[*id].codecs = cs42l42_component;
372 links[*id].num_codecs = ARRAY_SIZE(cs42l42_component);
373 links[*id].platforms = platform_component;
374 links[*id].num_platforms = ARRAY_SIZE(platform_component);
375 links[*id].init = sof_cs42l42_init;
376 links[*id].exit = sof_cs42l42_exit;
377 links[*id].ops = &sof_cs42l42_ops;
378 links[*id].dpcm_playback = 1;
379 links[*id].dpcm_capture = 1;
380 links[*id].no_pcm = 1;
381 links[*id].cpus = &cpus[*id];
382 links[*id].num_cpus = 1;
383
384 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
385 "SSP%d Pin",
386 ssp_codec);
387 if (!links[*id].cpus->dai_name)
388 goto devm_err;
389
390 (*id)++;
391
392 return 0;
393
394devm_err:
395 return -ENOMEM;
396}
397
398static int create_dmic_dai_links(struct device *dev,
399 struct snd_soc_dai_link *links,
400 struct snd_soc_dai_link_component *cpus,
401 int *id, int dmic_be_num)
402{
403 int i;
404
405 /* dmic */
406 if (dmic_be_num <= 0)
407 return 0;
408
409 /* at least we have dmic01 */
410 links[*id].name = "dmic01";
411 links[*id].cpus = &cpus[*id];
412 links[*id].cpus->dai_name = "DMIC01 Pin";
413 links[*id].init = dmic_init;
414 if (dmic_be_num > 1) {
415 /* set up 2 BE links at most */
416 links[*id + 1].name = "dmic16k";
417 links[*id + 1].cpus = &cpus[*id + 1];
418 links[*id + 1].cpus->dai_name = "DMIC16k Pin";
419 dmic_be_num = 2;
420 }
421
422 for (i = 0; i < dmic_be_num; i++) {
423 links[*id].id = *id;
424 links[*id].num_cpus = 1;
425 links[*id].codecs = dmic_component;
426 links[*id].num_codecs = ARRAY_SIZE(dmic_component);
427 links[*id].platforms = platform_component;
428 links[*id].num_platforms = ARRAY_SIZE(platform_component);
429 links[*id].ignore_suspend = 1;
430 links[*id].dpcm_capture = 1;
431 links[*id].no_pcm = 1;
432
433 (*id)++;
434 }
435
436 return 0;
437}
438
439static int create_hdmi_dai_links(struct device *dev,
440 struct snd_soc_dai_link *links,
441 struct snd_soc_dai_link_component *cpus,
442 int *id, int hdmi_num)
443{
444 struct snd_soc_dai_link_component *idisp_components;
445 int i;
446
447 /* HDMI */
448 if (hdmi_num <= 0)
449 return 0;
450
451 idisp_components = devm_kcalloc(dev,
452 hdmi_num,
453 sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
454 if (!idisp_components)
455 goto devm_err;
456
457 for (i = 1; i <= hdmi_num; i++) {
458 links[*id].name = devm_kasprintf(dev, GFP_KERNEL,
459 "iDisp%d", i);
460 if (!links[*id].name)
461 goto devm_err;
462
463 links[*id].id = *id;
464 links[*id].cpus = &cpus[*id];
465 links[*id].num_cpus = 1;
466 links[*id].cpus->dai_name = devm_kasprintf(dev,
467 GFP_KERNEL,
468 "iDisp%d Pin",
469 i);
470 if (!links[*id].cpus->dai_name)
471 goto devm_err;
472
473 idisp_components[i - 1].name = "ehdaudio0D2";
474 idisp_components[i - 1].dai_name = devm_kasprintf(dev,
475 GFP_KERNEL,
476 "intel-hdmi-hifi%d",
477 i);
478 if (!idisp_components[i - 1].dai_name)
479 goto devm_err;
480
481 links[*id].codecs = &idisp_components[i - 1];
482 links[*id].num_codecs = 1;
483 links[*id].platforms = platform_component;
484 links[*id].num_platforms = ARRAY_SIZE(platform_component);
485 links[*id].init = sof_hdmi_init;
486 links[*id].dpcm_playback = 1;
487 links[*id].no_pcm = 1;
488
489 (*id)++;
490 }
491
492 return 0;
493
494devm_err:
495 return -ENOMEM;
496}
497
498static int create_bt_offload_dai_links(struct device *dev,
499 struct snd_soc_dai_link *links,
500 struct snd_soc_dai_link_component *cpus,
501 int *id, int ssp_bt)
502{
503 /* bt offload */
504 if (!(sof_cs42l42_quirk & SOF_BT_OFFLOAD_PRESENT))
505 return 0;
506
507 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT",
508 ssp_bt);
509 if (!links[*id].name)
510 goto devm_err;
511
512 links[*id].id = *id;
513 links[*id].codecs = dummy_component;
514 links[*id].num_codecs = ARRAY_SIZE(dummy_component);
515 links[*id].platforms = platform_component;
516 links[*id].num_platforms = ARRAY_SIZE(platform_component);
517
518 links[*id].dpcm_playback = 1;
519 links[*id].dpcm_capture = 1;
520 links[*id].no_pcm = 1;
521 links[*id].cpus = &cpus[*id];
522 links[*id].num_cpus = 1;
523
524 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
525 "SSP%d Pin",
526 ssp_bt);
527 if (!links[*id].cpus->dai_name)
528 goto devm_err;
529
530 (*id)++;
531
532 return 0;
533
534devm_err:
535 return -ENOMEM;
536}
537
538static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
539 int ssp_codec,
540 int ssp_amp,
541 int ssp_bt,
542 int dmic_be_num,
543 int hdmi_num)
544{
545 struct snd_soc_dai_link_component *cpus;
546 struct snd_soc_dai_link *links;
547 int ret, id = 0, link_seq;
548
549 links = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
550 sizeof(struct snd_soc_dai_link), GFP_KERNEL);
551 cpus = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
552 sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
553 if (!links || !cpus)
554 goto devm_err;
555
556 link_seq = (sof_cs42l42_quirk & SOF_CS42L42_DAILINK_MASK) >> SOF_CS42L42_DAILINK_SHIFT;
557
558 while (link_seq) {
559 int link_type = link_seq & 0x07;
560
561 switch (link_type) {
562 case LINK_HP:
563 ret = create_hp_codec_dai_links(dev, links, cpus, &id, ssp_codec);
564 if (ret < 0) {
565 dev_err(dev, "fail to create hp codec dai links, ret %d\n",
566 ret);
567 goto devm_err;
568 }
569 break;
570 case LINK_SPK:
571 ret = create_spk_amp_dai_links(dev, links, cpus, &id, ssp_amp);
572 if (ret < 0) {
573 dev_err(dev, "fail to create spk amp dai links, ret %d\n",
574 ret);
575 goto devm_err;
576 }
577 break;
578 case LINK_DMIC:
579 ret = create_dmic_dai_links(dev, links, cpus, &id, dmic_be_num);
580 if (ret < 0) {
581 dev_err(dev, "fail to create dmic dai links, ret %d\n",
582 ret);
583 goto devm_err;
584 }
585 break;
586 case LINK_HDMI:
587 ret = create_hdmi_dai_links(dev, links, cpus, &id, hdmi_num);
588 if (ret < 0) {
589 dev_err(dev, "fail to create hdmi dai links, ret %d\n",
590 ret);
591 goto devm_err;
592 }
593 break;
594 case LINK_BT:
595 ret = create_bt_offload_dai_links(dev, links, cpus, &id, ssp_bt);
596 if (ret < 0) {
597 dev_err(dev, "fail to create bt offload dai links, ret %d\n",
598 ret);
599 goto devm_err;
600 }
601 break;
602 case LINK_NONE:
603 /* caught here if it's not used as terminator in macro */
604 default:
605 dev_err(dev, "invalid link type %d\n", link_type);
606 goto devm_err;
607 }
608
609 link_seq >>= 3;
610 }
611
612 return links;
613devm_err:
614 return NULL;
615}
616
617static int sof_audio_probe(struct platform_device *pdev)
618{
619 struct snd_soc_dai_link *dai_links;
620 struct snd_soc_acpi_mach *mach;
621 struct sof_card_private *ctx;
622 int dmic_be_num, hdmi_num;
623 int ret, ssp_bt, ssp_amp, ssp_codec;
624
625 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
626 if (!ctx)
627 return -ENOMEM;
628
629 if (pdev->id_entry && pdev->id_entry->driver_data)
630 sof_cs42l42_quirk = (unsigned long)pdev->id_entry->driver_data;
631
632 mach = pdev->dev.platform_data;
633
634 if (soc_intel_is_glk()) {
635 dmic_be_num = 1;
636 hdmi_num = 3;
637 } else {
638 dmic_be_num = 2;
639 hdmi_num = (sof_cs42l42_quirk & SOF_CS42L42_NUM_HDMIDEV_MASK) >>
640 SOF_CS42L42_NUM_HDMIDEV_SHIFT;
641 /* default number of HDMI DAI's */
642 if (!hdmi_num)
643 hdmi_num = 3;
644 }
645
646 dev_dbg(&pdev->dev, "sof_cs42l42_quirk = %lx\n", sof_cs42l42_quirk);
647
648 ssp_bt = (sof_cs42l42_quirk & SOF_CS42L42_SSP_BT_MASK) >>
649 SOF_CS42L42_SSP_BT_SHIFT;
650
651 ssp_amp = (sof_cs42l42_quirk & SOF_CS42L42_SSP_AMP_MASK) >>
652 SOF_CS42L42_SSP_AMP_SHIFT;
653
654 ssp_codec = sof_cs42l42_quirk & SOF_CS42L42_SSP_CODEC_MASK;
655
656 /* compute number of dai links */
657 sof_audio_card_cs42l42.num_links = 1 + dmic_be_num + hdmi_num;
658
659 if (sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT)
660 sof_audio_card_cs42l42.num_links++;
661 if (sof_cs42l42_quirk & SOF_BT_OFFLOAD_PRESENT)
662 sof_audio_card_cs42l42.num_links++;
663
664 dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, ssp_amp,
665 ssp_bt, dmic_be_num, hdmi_num);
666 if (!dai_links)
667 return -ENOMEM;
668
669 sof_audio_card_cs42l42.dai_link = dai_links;
670
671 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
672
673 sof_audio_card_cs42l42.dev = &pdev->dev;
674
675 /* set platform name for each dailink */
676 ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_cs42l42,
677 mach->mach_params.platform);
678 if (ret)
679 return ret;
680
681 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
682
683 snd_soc_card_set_drvdata(&sof_audio_card_cs42l42, ctx);
684
685 return devm_snd_soc_register_card(&pdev->dev,
686 &sof_audio_card_cs42l42);
687}
688
689static const struct platform_device_id board_ids[] = {
690 {
691 .name = "glk_cs4242_mx98357a",
692 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(2) |
693 SOF_SPEAKER_AMP_PRESENT |
694 SOF_MAX98357A_SPEAKER_AMP_PRESENT |
695 SOF_CS42L42_SSP_AMP(1)) |
696 SOF_CS42L42_DAILINK(LINK_SPK, LINK_HP, LINK_DMIC, LINK_HDMI, LINK_NONE),
697 },
698 {
699 .name = "jsl_cs4242_mx98360a",
700 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(0) |
701 SOF_SPEAKER_AMP_PRESENT |
702 SOF_MAX98360A_SPEAKER_AMP_PRESENT |
703 SOF_CS42L42_SSP_AMP(1)) |
704 SOF_CS42L42_DAILINK(LINK_HP, LINK_DMIC, LINK_HDMI, LINK_SPK, LINK_NONE),
705 },
706 {
707 .name = "adl_mx98360a_cs4242",
708 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(0) |
709 SOF_SPEAKER_AMP_PRESENT |
710 SOF_MAX98360A_SPEAKER_AMP_PRESENT |
711 SOF_CS42L42_SSP_AMP(1) |
712 SOF_CS42L42_NUM_HDMIDEV(4) |
713 SOF_BT_OFFLOAD_PRESENT |
714 SOF_CS42L42_SSP_BT(2) |
715 SOF_CS42L42_DAILINK(LINK_HP, LINK_DMIC, LINK_HDMI, LINK_SPK, LINK_BT)),
716 },
717 { }
718};
719MODULE_DEVICE_TABLE(platform, board_ids);
720
721static struct platform_driver sof_audio = {
722 .probe = sof_audio_probe,
723 .driver = {
724 .name = "sof_cs42l42",
725 .pm = &snd_soc_pm_ops,
726 },
727 .id_table = board_ids,
728};
729module_platform_driver(sof_audio)
730
731/* Module information */
732MODULE_DESCRIPTION("SOF Audio Machine driver for CS42L42");
733MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
734MODULE_LICENSE("GPL");
735MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
736MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);