1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2022 Intel Corporation. All rights reserved.
6 * sof_ssp_amp.c - ASoc Machine driver for Intel platforms
7 * with RT1308/CS35L41 codec.
10 #include <linux/acpi.h>
11 #include <linux/delay.h>
12 #include <linux/dmi.h>
13 #include <linux/module.h>
14 #include <linux/platform_device.h>
15 #include <sound/core.h>
16 #include <sound/jack.h>
17 #include <sound/pcm.h>
18 #include <sound/pcm_params.h>
19 #include <sound/sof.h>
20 #include "sof_board_helpers.h"
21 #include "sof_realtek_common.h"
22 #include "sof_cirrus_common.h"
23 #include "sof_ssp_common.h"
25 /* SSP port ID for speaker amplifier */
26 #define SOF_AMPLIFIER_SSP(quirk) ((quirk) & GENMASK(3, 0))
27 #define SOF_AMPLIFIER_SSP_MASK (GENMASK(3, 0))
30 #define SOF_SSP_HDMI_CAPTURE_PRESENT BIT(4)
31 #define SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT 5
32 #define SOF_NO_OF_HDMI_CAPTURE_SSP_MASK (GENMASK(6, 5))
33 #define SOF_NO_OF_HDMI_CAPTURE_SSP(quirk) \
34 (((quirk) << SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT) & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK)
36 #define SOF_HDMI_CAPTURE_1_SSP_SHIFT 7
37 #define SOF_HDMI_CAPTURE_1_SSP_MASK (GENMASK(9, 7))
38 #define SOF_HDMI_CAPTURE_1_SSP(quirk) \
39 (((quirk) << SOF_HDMI_CAPTURE_1_SSP_SHIFT) & SOF_HDMI_CAPTURE_1_SSP_MASK)
41 #define SOF_HDMI_CAPTURE_2_SSP_SHIFT 10
42 #define SOF_HDMI_CAPTURE_2_SSP_MASK (GENMASK(12, 10))
43 #define SOF_HDMI_CAPTURE_2_SSP(quirk) \
44 (((quirk) << SOF_HDMI_CAPTURE_2_SSP_SHIFT) & SOF_HDMI_CAPTURE_2_SSP_MASK)
47 #define SOF_HDMI_PLAYBACK_PRESENT BIT(13)
48 #define SOF_NO_OF_HDMI_PLAYBACK_SHIFT 14
49 #define SOF_NO_OF_HDMI_PLAYBACK_MASK (GENMASK(16, 14))
50 #define SOF_NO_OF_HDMI_PLAYBACK(quirk) \
51 (((quirk) << SOF_NO_OF_HDMI_PLAYBACK_SHIFT) & SOF_NO_OF_HDMI_PLAYBACK_MASK)
53 /* BT audio offload */
54 #define SOF_SSP_BT_OFFLOAD_PRESENT BIT(17)
55 #define SOF_BT_OFFLOAD_SSP_SHIFT 18
56 #define SOF_BT_OFFLOAD_SSP_MASK (GENMASK(20, 18))
57 #define SOF_BT_OFFLOAD_SSP(quirk) \
58 (((quirk) << SOF_BT_OFFLOAD_SSP_SHIFT) & SOF_BT_OFFLOAD_SSP_MASK)
61 static unsigned long sof_ssp_amp_quirk = SOF_AMPLIFIER_SSP(2);
63 static const struct dmi_system_id chromebook_platforms[] = {
65 .ident = "Google Chromebooks",
67 DMI_MATCH(DMI_SYS_VENDOR, "Google"),
73 static int sof_card_late_probe(struct snd_soc_card *card)
75 return sof_intel_board_card_late_probe(card);
78 static struct snd_soc_card sof_ssp_amp_card = {
82 .late_probe = sof_card_late_probe,
85 static struct snd_soc_dai_link_component platform_component[] = {
87 /* name might be overridden during probe */
88 .name = "0000:00:1f.3"
92 /* BE ID defined in sof-tgl-rt1308-hdmi-ssp.m4 */
93 #define HDMI_IN_BE_ID 0
95 #define DMIC01_BE_ID 3
96 #define DMIC16K_BE_ID 4
97 #define INTEL_HDMI_BE_ID 5
99 static struct snd_soc_dai_link *
100 sof_card_dai_links_create(struct device *dev, enum sof_ssp_codec amp_type,
101 int ssp_codec, int dmic_be_num, int hdmi_num,
104 struct snd_soc_dai_link_component *cpus;
105 struct snd_soc_dai_link *links;
109 bool fixed_be = false;
112 links = devm_kcalloc(dev, sof_ssp_amp_card.num_links,
113 sizeof(struct snd_soc_dai_link), GFP_KERNEL);
114 cpus = devm_kcalloc(dev, sof_ssp_amp_card.num_links,
115 sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
120 if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) {
121 int num_of_hdmi_ssp = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >>
122 SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT;
124 /* the topology supports HDMI-IN uses fixed BE ID for DAI links */
127 for (i = 1; i <= num_of_hdmi_ssp; i++) {
128 int port = (i == 1 ? (sof_ssp_amp_quirk & SOF_HDMI_CAPTURE_1_SSP_MASK) >>
129 SOF_HDMI_CAPTURE_1_SSP_SHIFT :
130 (sof_ssp_amp_quirk & SOF_HDMI_CAPTURE_2_SSP_MASK) >>
131 SOF_HDMI_CAPTURE_2_SSP_SHIFT);
133 links[id].cpus = &cpus[id];
134 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
136 if (!links[id].cpus->dai_name)
138 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-HDMI", port);
141 links[id].id = fixed_be ? (HDMI_IN_BE_ID + i - 1) : id;
142 links[id].codecs = &snd_soc_dummy_dlc;
143 links[id].num_codecs = 1;
144 links[id].platforms = platform_component;
145 links[id].num_platforms = ARRAY_SIZE(platform_component);
146 links[id].dpcm_capture = 1;
147 links[id].no_pcm = 1;
148 links[id].num_cpus = 1;
154 if (amp_type != CODEC_NONE) {
155 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_codec);
159 links[id].id = fixed_be ? SPK_BE_ID : id;
163 cs35l41_set_dai_link(&links[id]);
166 sof_rt1308_dai_link(&links[id]);
169 dev_err(dev, "invalid amp type %d\n", amp_type);
173 links[id].platforms = platform_component;
174 links[id].num_platforms = ARRAY_SIZE(platform_component);
175 links[id].dpcm_playback = 1;
176 /* feedback from amplifier or firmware-generated echo reference */
177 links[id].dpcm_capture = 1;
178 links[id].no_pcm = 1;
179 links[id].cpus = &cpus[id];
180 links[id].num_cpus = 1;
181 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_codec);
182 if (!links[id].cpus->dai_name)
189 if (dmic_be_num > 0) {
190 /* at least we have dmic01 */
191 be_id = fixed_be ? DMIC01_BE_ID : id;
192 ret = sof_intel_board_set_dmic_link(dev, &links[id], be_id,
200 if (dmic_be_num > 1) {
201 /* set up 2 BE links at most */
202 be_id = fixed_be ? DMIC16K_BE_ID : id;
203 ret = sof_intel_board_set_dmic_link(dev, &links[id], be_id,
212 for (i = 1; i <= hdmi_num; i++) {
213 be_id = fixed_be ? (INTEL_HDMI_BE_ID + i - 1) : id;
214 ret = sof_intel_board_set_intel_hdmi_link(dev, &links[id], be_id,
222 /* BT audio offload */
223 if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) {
224 int port = (sof_ssp_amp_quirk & SOF_BT_OFFLOAD_SSP_MASK) >>
225 SOF_BT_OFFLOAD_SSP_SHIFT;
228 links[id].cpus = &cpus[id];
229 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
231 if (!links[id].cpus->dai_name)
233 links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", port);
236 links[id].codecs = &snd_soc_dummy_dlc;
237 links[id].num_codecs = 1;
238 links[id].platforms = platform_component;
239 links[id].num_platforms = ARRAY_SIZE(platform_component);
240 links[id].dpcm_playback = 1;
241 links[id].dpcm_capture = 1;
242 links[id].no_pcm = 1;
243 links[id].num_cpus = 1;
252 static int sof_ssp_amp_probe(struct platform_device *pdev)
254 struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;
255 struct snd_soc_dai_link *dai_links;
256 struct sof_card_private *ctx;
259 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
263 if (pdev->id_entry && pdev->id_entry->driver_data)
264 sof_ssp_amp_quirk = (unsigned long)pdev->id_entry->driver_data;
266 ctx->amp_type = sof_ssp_detect_amp_type(&pdev->dev);
268 if (dmi_check_system(chromebook_platforms) || mach->mach_params.dmic_num > 0)
269 ctx->dmic_be_num = 2;
271 ctx->dmic_be_num = 0;
273 ssp_codec = sof_ssp_amp_quirk & SOF_AMPLIFIER_SSP_MASK;
275 /* set number of dai links */
276 sof_ssp_amp_card.num_links = ctx->dmic_be_num;
278 if (ctx->amp_type != CODEC_NONE)
279 sof_ssp_amp_card.num_links++;
281 if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT)
282 sof_ssp_amp_card.num_links += (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >>
283 SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT;
285 if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) {
286 ctx->hdmi_num = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_PLAYBACK_MASK) >>
287 SOF_NO_OF_HDMI_PLAYBACK_SHIFT;
288 /* default number of HDMI DAI's */
292 if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
293 ctx->hdmi.idisp_codec = true;
295 sof_ssp_amp_card.num_links += ctx->hdmi_num;
300 if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT)
301 sof_ssp_amp_card.num_links++;
303 dai_links = sof_card_dai_links_create(&pdev->dev, ctx->amp_type,
304 ssp_codec, ctx->dmic_be_num,
306 ctx->hdmi.idisp_codec);
310 sof_ssp_amp_card.dai_link = dai_links;
312 /* update codec_conf */
313 switch (ctx->amp_type) {
315 cs35l41_set_codec_conf(&sof_ssp_amp_card);
319 /* no codec conf required */
322 dev_err(&pdev->dev, "invalid amp type %d\n", ctx->amp_type);
326 sof_ssp_amp_card.dev = &pdev->dev;
328 /* set platform name for each dailink */
329 ret = snd_soc_fixup_dai_links_platform_name(&sof_ssp_amp_card,
330 mach->mach_params.platform);
334 snd_soc_card_set_drvdata(&sof_ssp_amp_card, ctx);
336 return devm_snd_soc_register_card(&pdev->dev, &sof_ssp_amp_card);
339 static const struct platform_device_id board_ids[] = {
341 .name = "sof_ssp_amp",
344 .name = "tgl_rt1308_hdmi_ssp",
345 .driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(2) |
346 SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
347 SOF_HDMI_CAPTURE_1_SSP(1) |
348 SOF_HDMI_CAPTURE_2_SSP(5) |
349 SOF_SSP_HDMI_CAPTURE_PRESENT),
352 .name = "adl_cs35l41",
353 .driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(1) |
354 SOF_NO_OF_HDMI_PLAYBACK(4) |
355 SOF_HDMI_PLAYBACK_PRESENT |
356 SOF_BT_OFFLOAD_SSP(2) |
357 SOF_SSP_BT_OFFLOAD_PRESENT),
360 .name = "adl_lt6911_hdmi_ssp",
361 .driver_data = (kernel_ulong_t)(SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
362 SOF_HDMI_CAPTURE_1_SSP(0) |
363 SOF_HDMI_CAPTURE_2_SSP(2) |
364 SOF_SSP_HDMI_CAPTURE_PRESENT |
365 SOF_NO_OF_HDMI_PLAYBACK(3) |
366 SOF_HDMI_PLAYBACK_PRESENT),
369 .name = "rpl_lt6911_hdmi_ssp",
370 .driver_data = (kernel_ulong_t)(SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
371 SOF_HDMI_CAPTURE_1_SSP(0) |
372 SOF_HDMI_CAPTURE_2_SSP(2) |
373 SOF_SSP_HDMI_CAPTURE_PRESENT |
374 SOF_NO_OF_HDMI_PLAYBACK(3) |
375 SOF_HDMI_PLAYBACK_PRESENT),
378 .name = "mtl_lt6911_hdmi_ssp",
379 .driver_data = (kernel_ulong_t)(SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
380 SOF_HDMI_CAPTURE_1_SSP(0) |
381 SOF_HDMI_CAPTURE_2_SSP(2) |
382 SOF_SSP_HDMI_CAPTURE_PRESENT |
383 SOF_NO_OF_HDMI_PLAYBACK(3) |
384 SOF_HDMI_PLAYBACK_PRESENT),
388 MODULE_DEVICE_TABLE(platform, board_ids);
390 static struct platform_driver sof_ssp_amp_driver = {
391 .probe = sof_ssp_amp_probe,
393 .name = "sof_ssp_amp",
394 .pm = &snd_soc_pm_ops,
396 .id_table = board_ids,
398 module_platform_driver(sof_ssp_amp_driver);
400 MODULE_DESCRIPTION("ASoC Intel(R) SOF Amplifier Machine driver");
401 MODULE_AUTHOR("Balamurugan C <balamurugan.c@intel.com>");
402 MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
403 MODULE_LICENSE("GPL");
404 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);
405 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_REALTEK_COMMON);
406 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_CIRRUS_COMMON);
407 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_SSP_COMMON);