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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 
 kernel/sound/soc/tegra/tegra_wm8753.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * tegra_wm8753.c - Tegra machine ASoC driver for boards using WM8753 codec.
34  *
....@@ -11,21 +12,6 @@
1112  * Copyright 2007 Wolfson Microelectronics PLC.
1213  * Author: Graeme Gregory
1314  *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
14
- *
15
- * This program is free software; you can redistribute it and/or
16
- * modify it under the terms of the GNU General Public License
17
- * version 2 as published by the Free Software Foundation.
18
- *
19
- * This program is distributed in the hope that it will be useful, but
20
- * WITHOUT ANY WARRANTY; without even the implied warranty of
21
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
22
- * General Public License for more details.
23
- *
24
- * You should have received a copy of the GNU General Public License
25
- * along with this program; if not, write to the Free Software
26
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
27
- * 02110-1301 USA
28
- *
2915  */
3016 
3117 #include <linux/module.h>
....@@ -53,8 +39,8 @@
5339 static int tegra_wm8753_hw_params(struct snd_pcm_substream *substream,
5440 					struct snd_pcm_hw_params *params)
5541 {
56
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
57
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
42
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
43
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
5844 	struct snd_soc_card *card = rtd->card;
5945 	struct tegra_wm8753 *machine = snd_soc_card_get_drvdata(card);
6046 	int srate, mclk;
....@@ -98,14 +84,19 @@
9884 	SND_SOC_DAPM_MIC("Mic Jack", NULL),
9985 };
10086 
87
+SND_SOC_DAILINK_DEFS(pcm,
88
+	DAILINK_COMP_ARRAY(COMP_EMPTY()),
89
+	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8753-hifi")),
90
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
91
+
10192 static struct snd_soc_dai_link tegra_wm8753_dai = {
10293 	.name = "WM8753",
10394 	.stream_name = "WM8753 PCM",
104
-	.codec_dai_name = "wm8753-hifi",
10595 	.ops = &tegra_wm8753_ops,
10696 	.dai_fmt = SND_SOC_DAIFMT_I2S |
10797 			SND_SOC_DAIFMT_NB_NF |
10898 			SND_SOC_DAIFMT_CBS_CFS,
99
+	SND_SOC_DAILINK_REG(pcm),
109100 };
110101 
111102 static struct snd_soc_card snd_soc_tegra_wm8753 = {
....@@ -137,59 +128,40 @@
137128 
138129 	ret = snd_soc_of_parse_card_name(card, "nvidia,model");
139130 	if (ret)
140
-		goto err;
131
+		return ret;
141132 
142133 	ret = snd_soc_of_parse_audio_routing(card, "nvidia,audio-routing");
143134 	if (ret)
144
-		goto err;
135
+		return ret;
145136 
146
-	tegra_wm8753_dai.codec_of_node = of_parse_phandle(np,
137
+	tegra_wm8753_dai.codecs->of_node = of_parse_phandle(np,
147138 			"nvidia,audio-codec", 0);
148
-	if (!tegra_wm8753_dai.codec_of_node) {
139
+	if (!tegra_wm8753_dai.codecs->of_node) {
149140 		dev_err(&pdev->dev,
150141 			"Property 'nvidia,audio-codec' missing or invalid\n");
151
-		ret = -EINVAL;
152
-		goto err;
142
+		return -EINVAL;
153143 	}
154144 
155
-	tegra_wm8753_dai.cpu_of_node = of_parse_phandle(np,
145
+	tegra_wm8753_dai.cpus->of_node = of_parse_phandle(np,
156146 			"nvidia,i2s-controller", 0);
157
-	if (!tegra_wm8753_dai.cpu_of_node) {
147
+	if (!tegra_wm8753_dai.cpus->of_node) {
158148 		dev_err(&pdev->dev,
159149 			"Property 'nvidia,i2s-controller' missing or invalid\n");
160
-		ret = -EINVAL;
161
-		goto err;
150
+		return -EINVAL;
162151 	}
163152 
164
-	tegra_wm8753_dai.platform_of_node = tegra_wm8753_dai.cpu_of_node;
153
+	tegra_wm8753_dai.platforms->of_node = tegra_wm8753_dai.cpus->of_node;
165154 
166155 	ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev);
167156 	if (ret)
168
-		goto err;
157
+		return ret;
169158 
170
-	ret = snd_soc_register_card(card);
159
+	ret = devm_snd_soc_register_card(&pdev->dev, card);
171160 	if (ret) {
172161 		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
173162 			ret);
174
-		goto err_fini_utils;
163
+		return ret;
175164 	}
176
-
177
-	return 0;
178
-
179
-err_fini_utils:
180
-	tegra_asoc_utils_fini(&machine->util_data);
181
-err:
182
-	return ret;
183
-}
184
-
185
-static int tegra_wm8753_driver_remove(struct platform_device *pdev)
186
-{
187
-	struct snd_soc_card *card = platform_get_drvdata(pdev);
188
-	struct tegra_wm8753 *machine = snd_soc_card_get_drvdata(card);
189
-
190
-	snd_soc_unregister_card(card);
191
-
192
-	tegra_asoc_utils_fini(&machine->util_data);
193165 
194166 	return 0;
195167 }
....@@ -206,7 +178,6 @@
206178 		.of_match_table = tegra_wm8753_of_match,
207179 	},
208180 	.probe = tegra_wm8753_driver_probe,
209
-	.remove = tegra_wm8753_driver_remove,
210181 };
211182 module_platform_driver(tegra_wm8753_driver);
212183