perf test: Fix bpf test sample mismatch reporting
[linux-2.6-microblaze.git] / sound / soc / samsung / arndale.c
1 // SPDX-License-Identifier: GPL-2.0+
2 //
3 // Copyright (c) 2014, Insignal Co., Ltd.
4 //
5 //  Author: Claude <claude@insginal.co.kr>
6
7 #include <linux/module.h>
8 #include <linux/of_device.h>
9 #include <linux/platform_device.h>
10 #include <linux/clk.h>
11
12 #include <sound/soc.h>
13 #include <sound/soc-dapm.h>
14 #include <sound/pcm.h>
15 #include <sound/pcm_params.h>
16
17 #include "../codecs/wm8994.h"
18 #include "i2s.h"
19
20 static int arndale_rt5631_hw_params(struct snd_pcm_substream *substream,
21                                     struct snd_pcm_hw_params *params)
22 {
23         struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
24         struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
25         struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
26         int rfs, ret;
27         unsigned long rclk;
28
29         rfs = 256;
30
31         rclk = params_rate(params) * rfs;
32
33         ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
34                                         0, SND_SOC_CLOCK_OUT);
35         if (ret < 0)
36                 return ret;
37
38         ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_0,
39                                         0, SND_SOC_CLOCK_OUT);
40
41         if (ret < 0)
42                 return ret;
43
44         ret = snd_soc_dai_set_sysclk(codec_dai, 0, rclk, SND_SOC_CLOCK_OUT);
45         if (ret < 0)
46                 return ret;
47
48         return 0;
49 }
50
51 static const struct snd_soc_ops arndale_rt5631_ops = {
52         .hw_params = arndale_rt5631_hw_params,
53 };
54
55 static int arndale_wm1811_hw_params(struct snd_pcm_substream *substream,
56                                     struct snd_pcm_hw_params *params)
57 {
58         struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
59         struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
60         unsigned int rfs, rclk;
61
62         /* Ensure AIF1CLK is >= 3 MHz for optimal performance */
63         if (params_width(params) == 24)
64                 rfs = 384;
65         else if (params_rate(params) == 8000 || params_rate(params) == 11025)
66                 rfs = 512;
67         else
68                 rfs = 256;
69
70         rclk = params_rate(params) * rfs;
71
72         /*
73          * We add 1 to the frequency value to ensure proper EPLL setting
74          * for each audio sampling rate (see epll_24mhz_tbl in drivers/clk/
75          * samsung/clk-exynos5250.c for list of available EPLL rates).
76          * The CODEC uses clk API and the value will be rounded hence the MCLK1
77          * clock's frequency will still be exact multiple of the sample rate.
78          */
79         return snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_MCLK1,
80                                         rclk + 1, SND_SOC_CLOCK_IN);
81 }
82
83 static const struct snd_soc_ops arndale_wm1811_ops = {
84         .hw_params = arndale_wm1811_hw_params,
85 };
86
87 SND_SOC_DAILINK_DEFS(rt5631_hifi,
88         DAILINK_COMP_ARRAY(COMP_EMPTY()),
89         DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5631-aif1")),
90         DAILINK_COMP_ARRAY(COMP_EMPTY()));
91
92 static struct snd_soc_dai_link arndale_rt5631_dai[] = {
93         {
94                 .name = "RT5631 HiFi",
95                 .stream_name = "Primary",
96                 .dai_fmt = SND_SOC_DAIFMT_I2S
97                         | SND_SOC_DAIFMT_NB_NF
98                         | SND_SOC_DAIFMT_CBS_CFS,
99                 .ops = &arndale_rt5631_ops,
100                 SND_SOC_DAILINK_REG(rt5631_hifi),
101         },
102 };
103
104 SND_SOC_DAILINK_DEFS(wm1811_hifi,
105         DAILINK_COMP_ARRAY(COMP_EMPTY()),
106         DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8994-aif1")),
107         DAILINK_COMP_ARRAY(COMP_EMPTY()));
108
109 static struct snd_soc_dai_link arndale_wm1811_dai[] = {
110         {
111                 .name = "WM1811 HiFi",
112                 .stream_name = "Primary",
113                 .dai_fmt = SND_SOC_DAIFMT_I2S
114                         | SND_SOC_DAIFMT_NB_NF
115                         | SND_SOC_DAIFMT_CBM_CFM,
116                 .ops = &arndale_wm1811_ops,
117                 SND_SOC_DAILINK_REG(wm1811_hifi),
118         },
119 };
120
121 static struct snd_soc_card arndale_rt5631 = {
122         .name = "Arndale RT5631",
123         .owner = THIS_MODULE,
124         .dai_link = arndale_rt5631_dai,
125         .num_links = ARRAY_SIZE(arndale_rt5631_dai),
126 };
127
128 static struct snd_soc_card arndale_wm1811 = {
129         .name = "Arndale WM1811",
130         .owner = THIS_MODULE,
131         .dai_link = arndale_wm1811_dai,
132         .num_links = ARRAY_SIZE(arndale_wm1811_dai),
133 };
134
135 static void arndale_put_of_nodes(struct snd_soc_card *card)
136 {
137         struct snd_soc_dai_link *dai_link;
138         int i;
139
140         for_each_card_prelinks(card, i, dai_link) {
141                 of_node_put(dai_link->cpus->of_node);
142                 of_node_put(dai_link->codecs->of_node);
143         }
144 }
145
146 static int arndale_audio_probe(struct platform_device *pdev)
147 {
148         struct device_node *np = pdev->dev.of_node;
149         struct snd_soc_card *card;
150         struct snd_soc_dai_link *dai_link;
151         int ret;
152
153         card = (struct snd_soc_card *)of_device_get_match_data(&pdev->dev);
154         card->dev = &pdev->dev;
155         dai_link = card->dai_link;
156
157         dai_link->cpus->of_node = of_parse_phandle(np, "samsung,audio-cpu", 0);
158         if (!dai_link->cpus->of_node) {
159                 dev_err(&pdev->dev,
160                         "Property 'samsung,audio-cpu' missing or invalid\n");
161                 return -EINVAL;
162         }
163
164         if (!dai_link->platforms->name)
165                 dai_link->platforms->of_node = dai_link->cpus->of_node;
166
167         dai_link->codecs->of_node = of_parse_phandle(np, "samsung,audio-codec", 0);
168         if (!dai_link->codecs->of_node) {
169                 dev_err(&pdev->dev,
170                         "Property 'samsung,audio-codec' missing or invalid\n");
171                 ret = -EINVAL;
172                 goto err_put_of_nodes;
173         }
174
175         ret = devm_snd_soc_register_card(card->dev, card);
176         if (ret) {
177                 if (ret != -EPROBE_DEFER)
178                         dev_err(&pdev->dev,
179                                 "snd_soc_register_card() failed: %d\n", ret);
180                 goto err_put_of_nodes;
181         }
182         return 0;
183
184 err_put_of_nodes:
185         arndale_put_of_nodes(card);
186         return ret;
187 }
188
189 static int arndale_audio_remove(struct platform_device *pdev)
190 {
191         struct snd_soc_card *card = platform_get_drvdata(pdev);
192
193         arndale_put_of_nodes(card);
194         return 0;
195 }
196
197 static const struct of_device_id arndale_audio_of_match[] = {
198         { .compatible = "samsung,arndale-rt5631",  .data = &arndale_rt5631 },
199         { .compatible = "samsung,arndale-alc5631", .data = &arndale_rt5631 },
200         { .compatible = "samsung,arndale-wm1811",  .data = &arndale_wm1811 },
201         {},
202 };
203 MODULE_DEVICE_TABLE(of, arndale_audio_of_match);
204
205 static struct platform_driver arndale_audio_driver = {
206         .driver = {
207                 .name = "arndale-audio",
208                 .pm = &snd_soc_pm_ops,
209                 .of_match_table = arndale_audio_of_match,
210         },
211         .probe = arndale_audio_probe,
212         .remove = arndale_audio_remove,
213 };
214
215 module_platform_driver(arndale_audio_driver);
216
217 MODULE_AUTHOR("Claude <claude@insignal.co.kr>");
218 MODULE_DESCRIPTION("ALSA SoC Driver for Arndale Board");
219 MODULE_LICENSE("GPL");