acp-legacy-mach.c

  1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
  2//
  3// This file is provided under a dual BSD/GPLv2 license. When using or
  4// redistributing this file, you may do so under either license.
  5//
  6// Copyright(c) 2021 Advanced Micro Devices, Inc.
  7//
  8// Authors: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
  9//
 10
 11/*
 12 * Machine Driver Legacy Support for ACP HW block
 13 */
 14
 15#include <sound/core.h>
 16#include <sound/pcm_params.h>
 17#include <sound/soc-acpi.h>
 18#include <sound/soc-dapm.h>
 19#include <linux/dmi.h>
 20#include <linux/module.h>
 21
 22#include "acp-mach.h"
 23#include "acp3x-es83xx/acp3x-es83xx.h"
 24
 25static struct acp_card_drvdata rt5682_rt1019_data = {
 26	.hs_cpu_id = I2S_SP,
 27	.amp_cpu_id = I2S_SP,
 28	.dmic_cpu_id = DMIC,
 29	.hs_codec_id = RT5682,
 30	.amp_codec_id = RT1019,
 31	.dmic_codec_id = DMIC,
 32	.tdm_mode = false,
 33};
 34
 35static struct acp_card_drvdata rt5682s_max_data = {
 36	.hs_cpu_id = I2S_SP,
 37	.amp_cpu_id = I2S_SP,
 38	.dmic_cpu_id = DMIC,
 39	.hs_codec_id = RT5682S,
 40	.amp_codec_id = MAX98360A,
 41	.dmic_codec_id = DMIC,
 42	.tdm_mode = false,
 43};
 44
 45static struct acp_card_drvdata rt5682s_rt1019_data = {
 46	.hs_cpu_id = I2S_SP,
 47	.amp_cpu_id = I2S_SP,
 48	.dmic_cpu_id = DMIC,
 49	.hs_codec_id = RT5682S,
 50	.amp_codec_id = RT1019,
 51	.dmic_codec_id = DMIC,
 52	.tdm_mode = false,
 53};
 54
 55static struct acp_card_drvdata es83xx_rn_data = {
 56	.hs_cpu_id = I2S_SP,
 57	.dmic_cpu_id = DMIC,
 58	.hs_codec_id = ES83XX,
 59	.dmic_codec_id = DMIC,
 60};
 61
 62static struct acp_card_drvdata max_nau8825_data = {
 63	.hs_cpu_id = I2S_HS,
 64	.amp_cpu_id = I2S_HS,
 65	.dmic_cpu_id = DMIC,
 66	.hs_codec_id = NAU8825,
 67	.amp_codec_id = MAX98360A,
 68	.dmic_codec_id = DMIC,
 69	.soc_mclk = true,
 70	.tdm_mode = false,
 71};
 72
 73static struct acp_card_drvdata rt5682s_rt1019_rmb_data = {
 74	.hs_cpu_id = I2S_HS,
 75	.amp_cpu_id = I2S_HS,
 76	.dmic_cpu_id = DMIC,
 77	.hs_codec_id = RT5682S,
 78	.amp_codec_id = RT1019,
 79	.dmic_codec_id = DMIC,
 80	.soc_mclk = true,
 81	.tdm_mode = false,
 82};
 83
 84static struct acp_card_drvdata acp_dmic_data = {
 85	.dmic_cpu_id = DMIC,
 86	.dmic_codec_id = DMIC,
 87};
 88
 89static bool acp_asoc_init_ops(struct acp_card_drvdata *priv)
 90{
 91	bool has_ops = false;
 92
 93	if (priv->hs_codec_id == ES83XX) {
 94		has_ops = true;
 95		acp3x_es83xx_init_ops(&priv->ops);
 96	}
 97	return has_ops;
 98}
 99
100static int acp_asoc_suspend_pre(struct snd_soc_card *card)
101{
102	int ret;
103
104	ret = acp_ops_suspend_pre(card);
105	if (ret == 1)
106		return 0;
107	else
108		return ret;
109}
110
111static int acp_asoc_resume_post(struct snd_soc_card *card)
112{
113	int ret;
114
115	ret = acp_ops_resume_post(card);
116	if (ret == 1)
117		return 0;
118	else
119		return ret;
120}
121
122static int acp_asoc_probe(struct platform_device *pdev)
123{
124	struct snd_soc_card *card = NULL;
125	struct device *dev = &pdev->dev;
126	struct snd_soc_acpi_mach *mach = dev_get_platdata(&pdev->dev);
127	const struct dmi_system_id *dmi_id;
128	struct acp_card_drvdata *acp_card_drvdata;
129	int ret;
130
131	if (!pdev->id_entry) {
132		ret = -EINVAL;
133		goto out;
134	}
135
136	card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
137	if (!card) {
138		ret = -ENOMEM;
139		goto out;
140	}
141
142	card->drvdata = (struct acp_card_drvdata *)pdev->id_entry->driver_data;
143	acp_card_drvdata = card->drvdata;
144	acp_card_drvdata->acpi_mach = (struct snd_soc_acpi_mach *)pdev->dev.platform_data;
145	card->dev = dev;
146	card->owner = THIS_MODULE;
147	card->name = pdev->id_entry->name;
148
149	acp_asoc_init_ops(card->drvdata);
150
151	/* If widgets and controls are not set in specific callback,
152	 * they will be added per-codec in acp-mach-common.c
153	 */
154	ret = acp_ops_configure_widgets(card);
155	if (ret < 0) {
156		dev_err(&pdev->dev,
157			"Cannot configure widgets for card (%s): %d\n",
158			card->name, ret);
159		goto out;
160	}
161	card->suspend_pre = acp_asoc_suspend_pre;
162	card->resume_post = acp_asoc_resume_post;
163
164	ret = acp_ops_probe(card);
165	if (ret < 0) {
166		dev_err(&pdev->dev,
167			"Cannot probe card (%s): %d\n",
168			card->name, ret);
169		goto out;
170	}
171	if (!strcmp(pdev->name, "acp-pdm-mach"))
172		acp_card_drvdata->acp_rev =  *((int *)dev->platform_data);
173	else
174		acp_card_drvdata->acp_rev = mach->mach_params.subsystem_rev;
175
176	dmi_id = dmi_first_match(acp_quirk_table);
177	if (dmi_id && dmi_id->driver_data)
178		acp_card_drvdata->tdm_mode = dmi_id->driver_data;
179
180	ret = acp_legacy_dai_links_create(card);
181	if (ret) {
182		dev_err(&pdev->dev,
183			"Cannot create dai links for card (%s): %d\n",
184			card->name, ret);
185		goto out;
186	}
187
188	ret = devm_snd_soc_register_card(&pdev->dev, card);
189	if (ret) {
190		dev_err(&pdev->dev,
191				"devm_snd_soc_register_card(%s) failed: %d\n",
192				card->name, ret);
193		goto out;
194	}
195out:
196	return ret;
197}
198
199static const struct platform_device_id board_ids[] = {
200	{
201		.name = "acp3xalc56821019",
202		.driver_data = (kernel_ulong_t)&rt5682_rt1019_data,
203	},
204	{
205		.name = "acp3xalc5682sm98360",
206		.driver_data = (kernel_ulong_t)&rt5682s_max_data,
207	},
208	{
209		.name = "acp3xalc5682s1019",
210		.driver_data = (kernel_ulong_t)&rt5682s_rt1019_data,
211	},
212	{
213		.name = "acp3x-es83xx",
214		.driver_data = (kernel_ulong_t)&es83xx_rn_data,
215	},
216	{
217		.name = "rmb-nau8825-max",
218		.driver_data = (kernel_ulong_t)&max_nau8825_data,
219	},
220	{
221		.name = "rmb-rt5682s-rt1019",
222		.driver_data = (kernel_ulong_t)&rt5682s_rt1019_rmb_data,
223	},
224	{
225		.name = "acp-pdm-mach",
226		.driver_data = (kernel_ulong_t)&acp_dmic_data,
227	},
228	{ }
229};
230MODULE_DEVICE_TABLE(platform, board_ids);
231
232static struct platform_driver acp_asoc_audio = {
233	.driver = {
234		.pm = &snd_soc_pm_ops,
235		.name = "acp_mach",
236	},
237	.probe = acp_asoc_probe,
238	.id_table = board_ids,
239};
240
241module_platform_driver(acp_asoc_audio);
242
243MODULE_IMPORT_NS("SND_SOC_AMD_MACH");
244MODULE_DESCRIPTION("ACP chrome audio support");
245MODULE_LICENSE("GPL v2");