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1// SPDX-License-Identifier: GPL-2.0-only
2// Copyright(c) 2015-18 Intel Corporation.
3
4/*
5 * Machine Driver for SKL+ platforms with DSP and iDisp, HDA Codecs
6 */
7
8#include <linux/module.h>
9#include <linux/platform_device.h>
10#include <sound/core.h>
11#include <sound/hda_codec.h>
12#include <sound/jack.h>
13#include <sound/pcm.h>
14#include <sound/pcm_params.h>
15#include <sound/soc.h>
16#include <sound/soc-acpi.h>
17#include "../../codecs/hdac_hda.h"
18#include "../../sof/intel/hda.h"
19#include "sof_board_helpers.h"
20
21static int skl_hda_card_late_probe(struct snd_soc_card *card)
22{
23 return sof_intel_board_card_late_probe(card);
24}
25
26#define HDA_CODEC_AUTOSUSPEND_DELAY_MS 1000
27
28static void skl_set_hda_codec_autosuspend_delay(struct snd_soc_card *card)
29{
30 struct snd_soc_pcm_runtime *rtd;
31 struct hdac_hda_priv *hda_pvt;
32 struct snd_soc_dai *dai;
33
34 for_each_card_rtds(card, rtd) {
35 if (!strstr(rtd->dai_link->codecs->name, "ehdaudio0D0"))
36 continue;
37 dai = snd_soc_rtd_to_codec(rtd, 0);
38 hda_pvt = snd_soc_component_get_drvdata(dai->component);
39 if (hda_pvt) {
40 /*
41 * all codecs are on the same bus, so it's sufficient
42 * to look up only the first one
43 */
44 snd_hda_set_power_save(hda_pvt->codec->bus,
45 HDA_CODEC_AUTOSUSPEND_DELAY_MS);
46 break;
47 }
48 }
49}
50
51#define IDISP_HDMI_BE_ID 1
52#define HDA_BE_ID 4
53#define DMIC01_BE_ID 6
54#define DMIC16K_BE_ID 7
55#define BT_OFFLOAD_BE_ID 8
56
57#define HDA_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_IDISP_HDMI, \
58 SOF_LINK_HDA, \
59 SOF_LINK_DMIC01, \
60 SOF_LINK_DMIC16K, \
61 SOF_LINK_BT_OFFLOAD, \
62 SOF_LINK_NONE, \
63 SOF_LINK_NONE)
64
65#define HDA_LINK_IDS SOF_LINK_ORDER(IDISP_HDMI_BE_ID, \
66 HDA_BE_ID, \
67 DMIC01_BE_ID, \
68 DMIC16K_BE_ID, \
69 BT_OFFLOAD_BE_ID, \
70 0, \
71 0)
72
73static unsigned long
74skl_hda_get_board_quirk(struct snd_soc_acpi_mach_params *mach_params)
75{
76 unsigned long board_quirk = 0;
77 int ssp_bt;
78
79 if (hweight_long(mach_params->bt_link_mask) == 1) {
80 ssp_bt = fls(mach_params->bt_link_mask) - 1;
81 board_quirk |= SOF_SSP_PORT_BT_OFFLOAD(ssp_bt) |
82 SOF_BT_OFFLOAD_PRESENT;
83 }
84
85 return board_quirk;
86}
87
88static int skl_hda_audio_probe(struct platform_device *pdev)
89{
90 struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;
91 struct sof_card_private *ctx;
92 struct snd_soc_card *card;
93 unsigned long board_quirk = skl_hda_get_board_quirk(&mach->mach_params);
94 int ret;
95
96 card = devm_kzalloc(&pdev->dev, sizeof(struct snd_soc_card), GFP_KERNEL);
97 if (!card)
98 return -ENOMEM;
99
100 card->name = "hda-dsp";
101 card->owner = THIS_MODULE;
102 card->fully_routed = true;
103 card->late_probe = skl_hda_card_late_probe;
104
105 dev_dbg(&pdev->dev, "board_quirk = %lx\n", board_quirk);
106
107 /* initialize ctx with board quirk */
108 ctx = sof_intel_board_get_ctx(&pdev->dev, board_quirk);
109 if (!ctx)
110 return -ENOMEM;
111
112 if (HDA_EXT_CODEC(mach->mach_params.codec_mask))
113 ctx->hda_codec_present = true;
114
115 if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
116 ctx->hdmi.idisp_codec = true;
117
118 ctx->link_order_overwrite = HDA_LINK_ORDER;
119 ctx->link_id_overwrite = HDA_LINK_IDS;
120
121 /* update dai_link */
122 ret = sof_intel_board_set_dai_link(&pdev->dev, card, ctx);
123 if (ret)
124 return ret;
125
126 card->dev = &pdev->dev;
127 if (!snd_soc_acpi_sof_parent(&pdev->dev))
128 card->disable_route_checks = true;
129
130 if (mach->mach_params.dmic_num > 0) {
131 card->components = devm_kasprintf(card->dev, GFP_KERNEL,
132 "cfg-dmics:%d",
133 mach->mach_params.dmic_num);
134 if (!card->components)
135 return -ENOMEM;
136 }
137
138 ret = snd_soc_fixup_dai_links_platform_name(card,
139 mach->mach_params.platform);
140 if (ret)
141 return ret;
142
143 snd_soc_card_set_drvdata(card, ctx);
144
145 ret = devm_snd_soc_register_card(&pdev->dev, card);
146 if (!ret)
147 skl_set_hda_codec_autosuspend_delay(card);
148
149 return ret;
150}
151
152static struct platform_driver skl_hda_audio = {
153 .probe = skl_hda_audio_probe,
154 .driver = {
155 .name = "skl_hda_dsp_generic",
156 .pm = &snd_soc_pm_ops,
157 },
158};
159
160module_platform_driver(skl_hda_audio)
161
162/* Module information */
163MODULE_DESCRIPTION("SKL/KBL/BXT/APL HDA Generic Machine driver");
164MODULE_AUTHOR("Rakesh Ughreja <rakesh.a.ughreja@intel.com>");
165MODULE_LICENSE("GPL v2");
166MODULE_ALIAS("platform:skl_hda_dsp_generic");
167MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_BOARD_HELPERS");
1// SPDX-License-Identifier: GPL-2.0-only
2// Copyright(c) 2015-18 Intel Corporation.
3
4/*
5 * Machine Driver for SKL+ platforms with DSP and iDisp, HDA Codecs
6 */
7
8#include <linux/module.h>
9#include <linux/platform_device.h>
10#include <sound/core.h>
11#include <sound/jack.h>
12#include <sound/pcm.h>
13#include <sound/pcm_params.h>
14#include <sound/soc.h>
15#include <sound/soc-acpi.h>
16#include "../../codecs/hdac_hdmi.h"
17#include "skl_hda_dsp_common.h"
18
19static const struct snd_soc_dapm_widget skl_hda_widgets[] = {
20 SND_SOC_DAPM_HP("Analog Out", NULL),
21 SND_SOC_DAPM_MIC("Analog In", NULL),
22 SND_SOC_DAPM_HP("Alt Analog Out", NULL),
23 SND_SOC_DAPM_MIC("Alt Analog In", NULL),
24 SND_SOC_DAPM_SPK("Digital Out", NULL),
25 SND_SOC_DAPM_MIC("Digital In", NULL),
26 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
27};
28
29static const struct snd_soc_dapm_route skl_hda_map[] = {
30 { "hifi3", NULL, "iDisp3 Tx"},
31 { "iDisp3 Tx", NULL, "iDisp3_out"},
32 { "hifi2", NULL, "iDisp2 Tx"},
33 { "iDisp2 Tx", NULL, "iDisp2_out"},
34 { "hifi1", NULL, "iDisp1 Tx"},
35 { "iDisp1 Tx", NULL, "iDisp1_out"},
36
37 { "Analog Out", NULL, "Codec Output Pin1" },
38 { "Digital Out", NULL, "Codec Output Pin2" },
39 { "Alt Analog Out", NULL, "Codec Output Pin3" },
40
41 { "Codec Input Pin1", NULL, "Analog In" },
42 { "Codec Input Pin2", NULL, "Digital In" },
43 { "Codec Input Pin3", NULL, "Alt Analog In" },
44
45 /* digital mics */
46 {"DMic", NULL, "SoC DMIC"},
47
48 /* CODEC BE connections */
49 { "Analog Codec Playback", NULL, "Analog CPU Playback" },
50 { "Analog CPU Playback", NULL, "codec0_out" },
51 { "Digital Codec Playback", NULL, "Digital CPU Playback" },
52 { "Digital CPU Playback", NULL, "codec1_out" },
53 { "Alt Analog Codec Playback", NULL, "Alt Analog CPU Playback" },
54 { "Alt Analog CPU Playback", NULL, "codec2_out" },
55
56 { "codec0_in", NULL, "Analog CPU Capture" },
57 { "Analog CPU Capture", NULL, "Analog Codec Capture" },
58 { "codec1_in", NULL, "Digital CPU Capture" },
59 { "Digital CPU Capture", NULL, "Digital Codec Capture" },
60 { "codec2_in", NULL, "Alt Analog CPU Capture" },
61 { "Alt Analog CPU Capture", NULL, "Alt Analog Codec Capture" },
62};
63
64static int skl_hda_card_late_probe(struct snd_soc_card *card)
65{
66 return skl_hda_hdmi_jack_init(card);
67}
68
69static int
70skl_hda_add_dai_link(struct snd_soc_card *card, struct snd_soc_dai_link *link)
71{
72 struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card);
73 int ret = 0;
74
75 dev_dbg(card->dev, "dai link name - %s\n", link->name);
76 link->platforms->name = ctx->platform_name;
77 link->nonatomic = 1;
78
79 if (!ctx->idisp_codec)
80 return 0;
81
82 if (strstr(link->name, "HDMI")) {
83 ret = skl_hda_hdmi_add_pcm(card, ctx->pcm_count);
84
85 if (ret < 0)
86 return ret;
87
88 ctx->dai_index++;
89 }
90
91 ctx->pcm_count++;
92 return ret;
93}
94
95static struct snd_soc_card hda_soc_card = {
96 .name = "hda-dsp",
97 .owner = THIS_MODULE,
98 .dai_link = skl_hda_be_dai_links,
99 .dapm_widgets = skl_hda_widgets,
100 .dapm_routes = skl_hda_map,
101 .add_dai_link = skl_hda_add_dai_link,
102 .fully_routed = true,
103 .late_probe = skl_hda_card_late_probe,
104};
105
106static char hda_soc_components[30];
107
108#define IDISP_DAI_COUNT 3
109#define HDAC_DAI_COUNT 2
110#define DMIC_DAI_COUNT 2
111
112/* there are two routes per iDisp output */
113#define IDISP_ROUTE_COUNT (IDISP_DAI_COUNT * 2)
114#define IDISP_CODEC_MASK 0x4
115
116#define HDA_CODEC_AUTOSUSPEND_DELAY_MS 1000
117
118static int skl_hda_fill_card_info(struct snd_soc_acpi_mach_params *mach_params)
119{
120 struct snd_soc_card *card = &hda_soc_card;
121 struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card);
122 struct snd_soc_dai_link *dai_link;
123 u32 codec_count, codec_mask;
124 int i, num_links, num_route;
125
126 codec_mask = mach_params->codec_mask;
127 codec_count = hweight_long(codec_mask);
128 ctx->idisp_codec = !!(codec_mask & IDISP_CODEC_MASK);
129
130 if (!codec_count || codec_count > 2 ||
131 (codec_count == 2 && !ctx->idisp_codec))
132 return -EINVAL;
133
134 if (codec_mask == IDISP_CODEC_MASK) {
135 /* topology with iDisp as the only HDA codec */
136 num_links = IDISP_DAI_COUNT + DMIC_DAI_COUNT;
137 num_route = IDISP_ROUTE_COUNT;
138
139 /*
140 * rearrange the dai link array and make the
141 * dmic dai links follow idsp dai links for only
142 * num_links of dai links need to be registered
143 * to ASoC.
144 */
145 for (i = 0; i < DMIC_DAI_COUNT; i++) {
146 skl_hda_be_dai_links[IDISP_DAI_COUNT + i] =
147 skl_hda_be_dai_links[IDISP_DAI_COUNT +
148 HDAC_DAI_COUNT + i];
149 }
150 } else {
151 /* topology with external and iDisp HDA codecs */
152 num_links = ARRAY_SIZE(skl_hda_be_dai_links);
153 num_route = ARRAY_SIZE(skl_hda_map);
154 card->dapm_widgets = skl_hda_widgets;
155 card->num_dapm_widgets = ARRAY_SIZE(skl_hda_widgets);
156 if (!ctx->idisp_codec) {
157 card->dapm_routes = &skl_hda_map[IDISP_ROUTE_COUNT];
158 num_route -= IDISP_ROUTE_COUNT;
159 for (i = 0; i < IDISP_DAI_COUNT; i++) {
160 skl_hda_be_dai_links[i].codecs = &snd_soc_dummy_dlc;
161 skl_hda_be_dai_links[i].num_codecs = 1;
162 }
163 }
164 }
165
166 card->num_links = num_links;
167 card->num_dapm_routes = num_route;
168
169 for_each_card_prelinks(card, i, dai_link)
170 dai_link->platforms->name = mach_params->platform;
171
172 return 0;
173}
174
175static void skl_set_hda_codec_autosuspend_delay(struct snd_soc_card *card)
176{
177 struct snd_soc_pcm_runtime *rtd;
178 struct hdac_hda_priv *hda_pvt;
179 struct snd_soc_dai *dai;
180
181 for_each_card_rtds(card, rtd) {
182 if (!strstr(rtd->dai_link->codecs->name, "ehdaudio0D0"))
183 continue;
184 dai = snd_soc_rtd_to_codec(rtd, 0);
185 hda_pvt = snd_soc_component_get_drvdata(dai->component);
186 if (hda_pvt) {
187 /*
188 * all codecs are on the same bus, so it's sufficient
189 * to look up only the first one
190 */
191 snd_hda_set_power_save(hda_pvt->codec->bus,
192 HDA_CODEC_AUTOSUSPEND_DELAY_MS);
193 break;
194 }
195 }
196}
197
198static int skl_hda_audio_probe(struct platform_device *pdev)
199{
200 struct snd_soc_acpi_mach *mach;
201 struct skl_hda_private *ctx;
202 int ret;
203
204 dev_dbg(&pdev->dev, "entry\n");
205
206 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
207 if (!ctx)
208 return -ENOMEM;
209
210 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
211
212 mach = pdev->dev.platform_data;
213 if (!mach)
214 return -EINVAL;
215
216 snd_soc_card_set_drvdata(&hda_soc_card, ctx);
217
218 ret = skl_hda_fill_card_info(&mach->mach_params);
219 if (ret < 0) {
220 dev_err(&pdev->dev, "Unsupported HDAudio/iDisp configuration found\n");
221 return ret;
222 }
223
224 ctx->pcm_count = hda_soc_card.num_links;
225 ctx->dai_index = 1; /* hdmi codec dai name starts from index 1 */
226 ctx->platform_name = mach->mach_params.platform;
227 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
228
229 hda_soc_card.dev = &pdev->dev;
230
231 if (mach->mach_params.dmic_num > 0) {
232 snprintf(hda_soc_components, sizeof(hda_soc_components),
233 "cfg-dmics:%d", mach->mach_params.dmic_num);
234 hda_soc_card.components = hda_soc_components;
235 }
236
237 ret = devm_snd_soc_register_card(&pdev->dev, &hda_soc_card);
238 if (!ret)
239 skl_set_hda_codec_autosuspend_delay(&hda_soc_card);
240
241 return ret;
242}
243
244static struct platform_driver skl_hda_audio = {
245 .probe = skl_hda_audio_probe,
246 .driver = {
247 .name = "skl_hda_dsp_generic",
248 .pm = &snd_soc_pm_ops,
249 },
250};
251
252module_platform_driver(skl_hda_audio)
253
254/* Module information */
255MODULE_DESCRIPTION("SKL/KBL/BXT/APL HDA Generic Machine driver");
256MODULE_AUTHOR("Rakesh Ughreja <rakesh.a.ughreja@intel.com>");
257MODULE_LICENSE("GPL v2");
258MODULE_ALIAS("platform:skl_hda_dsp_generic");
259MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);