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1/*
2 * simple_card_utils.h
3 *
4 * Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __SIMPLE_CARD_UTILS_H
11#define __SIMPLE_CARD_UTILS_H
12
13#include <sound/soc.h>
14
15struct asoc_simple_dai {
16 const char *name;
17 unsigned int sysclk;
18 int clk_direction;
19 int slots;
20 int slot_width;
21 unsigned int tx_slot_mask;
22 unsigned int rx_slot_mask;
23 struct clk *clk;
24};
25
26struct asoc_simple_card_data {
27 u32 convert_rate;
28 u32 convert_channels;
29};
30
31int asoc_simple_card_parse_daifmt(struct device *dev,
32 struct device_node *node,
33 struct device_node *codec,
34 char *prefix,
35 unsigned int *retfmt);
36__printf(3, 4)
37int asoc_simple_card_set_dailink_name(struct device *dev,
38 struct snd_soc_dai_link *dai_link,
39 const char *fmt, ...);
40int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
41 char *prefix);
42
43#define asoc_simple_card_parse_clk_cpu(dev, node, dai_link, simple_dai) \
44 asoc_simple_card_parse_clk(dev, node, dai_link->cpu_of_node, simple_dai, \
45 dai_link->cpu_dai_name)
46#define asoc_simple_card_parse_clk_codec(dev, node, dai_link, simple_dai) \
47 asoc_simple_card_parse_clk(dev, node, dai_link->codec_of_node, simple_dai,\
48 dai_link->codec_dai_name)
49int asoc_simple_card_parse_clk(struct device *dev,
50 struct device_node *node,
51 struct device_node *dai_of_node,
52 struct asoc_simple_dai *simple_dai,
53 const char *name);
54int asoc_simple_card_clk_enable(struct asoc_simple_dai *dai);
55void asoc_simple_card_clk_disable(struct asoc_simple_dai *dai);
56
57#define asoc_simple_card_parse_cpu(node, dai_link, \
58 list_name, cells_name, is_single_link) \
59 asoc_simple_card_parse_dai(node, &dai_link->cpu_of_node, \
60 &dai_link->cpu_dai_name, list_name, cells_name, is_single_link)
61#define asoc_simple_card_parse_codec(node, dai_link, list_name, cells_name) \
62 asoc_simple_card_parse_dai(node, &dai_link->codec_of_node, \
63 &dai_link->codec_dai_name, list_name, cells_name, NULL)
64#define asoc_simple_card_parse_platform(node, dai_link, list_name, cells_name) \
65 asoc_simple_card_parse_dai(node, &dai_link->platform_of_node, \
66 NULL, list_name, cells_name, NULL)
67int asoc_simple_card_parse_dai(struct device_node *node,
68 struct device_node **endpoint_np,
69 const char **dai_name,
70 const char *list_name,
71 const char *cells_name,
72 int *is_single_links);
73
74#define asoc_simple_card_parse_graph_cpu(ep, dai_link) \
75 asoc_simple_card_parse_graph_dai(ep, &dai_link->cpu_of_node, \
76 &dai_link->cpu_dai_name)
77#define asoc_simple_card_parse_graph_codec(ep, dai_link) \
78 asoc_simple_card_parse_graph_dai(ep, &dai_link->codec_of_node, \
79 &dai_link->codec_dai_name)
80int asoc_simple_card_parse_graph_dai(struct device_node *ep,
81 struct device_node **endpoint_np,
82 const char **dai_name);
83
84#define asoc_simple_card_of_parse_tdm(np, dai) \
85 snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \
86 &(dai)->rx_slot_mask, \
87 &(dai)->slots, \
88 &(dai)->slot_width);
89
90int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
91 struct asoc_simple_dai *simple_dai);
92
93int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link);
94void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
95 int is_single_links);
96
97int asoc_simple_card_clean_reference(struct snd_soc_card *card);
98
99void asoc_simple_card_convert_fixup(struct asoc_simple_card_data *data,
100 struct snd_pcm_hw_params *params);
101void asoc_simple_card_parse_convert(struct device *dev, char *prefix,
102 struct asoc_simple_card_data *data);
103
104int asoc_simple_card_of_parse_routing(struct snd_soc_card *card,
105 char *prefix,
106 int optional);
107int asoc_simple_card_of_parse_widgets(struct snd_soc_card *card,
108 char *prefix);
109
110#endif /* __SIMPLE_CARD_UTILS_H */
1/* SPDX-License-Identifier: GPL-2.0
2 *
3 * simple_card_utils.h
4 *
5 * Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6 */
7
8#ifndef __SIMPLE_CARD_UTILS_H
9#define __SIMPLE_CARD_UTILS_H
10
11#include <linux/clk.h>
12#include <sound/soc.h>
13
14#define asoc_simple_init_hp(card, sjack, prefix) \
15 asoc_simple_init_jack(card, sjack, 1, prefix, NULL)
16#define asoc_simple_init_mic(card, sjack, prefix) \
17 asoc_simple_init_jack(card, sjack, 0, prefix, NULL)
18
19struct asoc_simple_dai {
20 const char *name;
21 unsigned int sysclk;
22 int clk_direction;
23 int slots;
24 int slot_width;
25 unsigned int tx_slot_mask;
26 unsigned int rx_slot_mask;
27 struct clk *clk;
28};
29
30struct asoc_simple_data {
31 u32 convert_rate;
32 u32 convert_channels;
33};
34
35struct asoc_simple_jack {
36 struct snd_soc_jack jack;
37 struct snd_soc_jack_pin pin;
38 struct snd_soc_jack_gpio gpio;
39};
40
41struct asoc_simple_priv {
42 struct snd_soc_card snd_card;
43 struct simple_dai_props {
44 struct asoc_simple_dai *cpu_dai;
45 struct asoc_simple_dai *codec_dai;
46 struct snd_soc_dai_link_component cpus; /* single cpu */
47 struct snd_soc_dai_link_component codecs; /* single codec */
48 struct snd_soc_dai_link_component platforms;
49 struct asoc_simple_data adata;
50 struct snd_soc_codec_conf *codec_conf;
51 unsigned int mclk_fs;
52 } *dai_props;
53 struct asoc_simple_jack hp_jack;
54 struct asoc_simple_jack mic_jack;
55 struct snd_soc_dai_link *dai_link;
56 struct asoc_simple_dai *dais;
57 struct snd_soc_codec_conf *codec_conf;
58 struct gpio_desc *pa_gpio;
59};
60#define simple_priv_to_card(priv) (&(priv)->snd_card)
61#define simple_priv_to_props(priv, i) ((priv)->dai_props + (i))
62#define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev)
63#define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (i))
64
65struct link_info {
66 int dais; /* number of dai */
67 int link; /* number of link */
68 int conf; /* number of codec_conf */
69 int cpu; /* turn for CPU / Codec */
70};
71
72int asoc_simple_parse_daifmt(struct device *dev,
73 struct device_node *node,
74 struct device_node *codec,
75 char *prefix,
76 unsigned int *retfmt);
77__printf(3, 4)
78int asoc_simple_set_dailink_name(struct device *dev,
79 struct snd_soc_dai_link *dai_link,
80 const char *fmt, ...);
81int asoc_simple_parse_card_name(struct snd_soc_card *card,
82 char *prefix);
83
84#define asoc_simple_parse_clk_cpu(dev, node, dai_link, simple_dai) \
85 asoc_simple_parse_clk(dev, node, simple_dai, dai_link->cpus)
86#define asoc_simple_parse_clk_codec(dev, node, dai_link, simple_dai) \
87 asoc_simple_parse_clk(dev, node, simple_dai, dai_link->codecs)
88int asoc_simple_parse_clk(struct device *dev,
89 struct device_node *node,
90 struct asoc_simple_dai *simple_dai,
91 struct snd_soc_dai_link_component *dlc);
92int asoc_simple_startup(struct snd_pcm_substream *substream);
93void asoc_simple_shutdown(struct snd_pcm_substream *substream);
94int asoc_simple_hw_params(struct snd_pcm_substream *substream,
95 struct snd_pcm_hw_params *params);
96int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd);
97int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
98 struct snd_pcm_hw_params *params);
99
100#define asoc_simple_parse_cpu(node, dai_link, is_single_link) \
101 asoc_simple_parse_dai(node, dai_link->cpus, is_single_link)
102#define asoc_simple_parse_codec(node, dai_link) \
103 asoc_simple_parse_dai(node, dai_link->codecs, NULL)
104#define asoc_simple_parse_platform(node, dai_link) \
105 asoc_simple_parse_dai(node, dai_link->platforms, NULL)
106
107#define asoc_simple_parse_tdm(np, dai) \
108 snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \
109 &(dai)->rx_slot_mask, \
110 &(dai)->slots, \
111 &(dai)->slot_width);
112
113void asoc_simple_canonicalize_platform(struct snd_soc_dai_link *dai_link);
114void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
115 int is_single_links);
116
117int asoc_simple_clean_reference(struct snd_soc_card *card);
118
119void asoc_simple_convert_fixup(struct asoc_simple_data *data,
120 struct snd_pcm_hw_params *params);
121void asoc_simple_parse_convert(struct device *dev,
122 struct device_node *np, char *prefix,
123 struct asoc_simple_data *data);
124
125int asoc_simple_parse_routing(struct snd_soc_card *card,
126 char *prefix);
127int asoc_simple_parse_widgets(struct snd_soc_card *card,
128 char *prefix);
129int asoc_simple_parse_pin_switches(struct snd_soc_card *card,
130 char *prefix);
131
132int asoc_simple_init_jack(struct snd_soc_card *card,
133 struct asoc_simple_jack *sjack,
134 int is_hp, char *prefix, char *pin);
135int asoc_simple_init_priv(struct asoc_simple_priv *priv,
136 struct link_info *li);
137
138#ifdef DEBUG
139static inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv,
140 char *name,
141 struct asoc_simple_dai *dai)
142{
143 struct device *dev = simple_priv_to_dev(priv);
144
145 /* dai might be NULL */
146 if (!dai)
147 return;
148
149 if (dai->name)
150 dev_dbg(dev, "%s dai name = %s\n",
151 name, dai->name);
152 if (dai->sysclk)
153 dev_dbg(dev, "%s sysclk = %d\n",
154 name, dai->sysclk);
155
156 dev_dbg(dev, "%s direction = %s\n",
157 name, dai->clk_direction ? "OUT" : "IN");
158
159 if (dai->slots)
160 dev_dbg(dev, "%s slots = %d\n", name, dai->slots);
161 if (dai->slot_width)
162 dev_dbg(dev, "%s slot width = %d\n", name, dai->slot_width);
163 if (dai->tx_slot_mask)
164 dev_dbg(dev, "%s tx slot mask = %d\n", name, dai->tx_slot_mask);
165 if (dai->rx_slot_mask)
166 dev_dbg(dev, "%s rx slot mask = %d\n", name, dai->rx_slot_mask);
167 if (dai->clk)
168 dev_dbg(dev, "%s clk %luHz\n", name, clk_get_rate(dai->clk));
169}
170
171static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv)
172{
173 struct snd_soc_card *card = simple_priv_to_card(priv);
174 struct device *dev = simple_priv_to_dev(priv);
175
176 int i;
177
178 if (card->name)
179 dev_dbg(dev, "Card Name: %s\n", card->name);
180
181 for (i = 0; i < card->num_links; i++) {
182 struct simple_dai_props *props = simple_priv_to_props(priv, i);
183 struct snd_soc_dai_link *link = simple_priv_to_link(priv, i);
184
185 dev_dbg(dev, "DAI%d\n", i);
186
187 asoc_simple_debug_dai(priv, "cpu", props->cpu_dai);
188 asoc_simple_debug_dai(priv, "codec", props->codec_dai);
189
190 if (link->name)
191 dev_dbg(dev, "dai name = %s\n", link->name);
192
193 dev_dbg(dev, "dai format = %04x\n", link->dai_fmt);
194
195 if (props->adata.convert_rate)
196 dev_dbg(dev, "convert_rate = %d\n",
197 props->adata.convert_rate);
198 if (props->adata.convert_channels)
199 dev_dbg(dev, "convert_channels = %d\n",
200 props->adata.convert_channels);
201 if (props->codec_conf && props->codec_conf->name_prefix)
202 dev_dbg(dev, "name prefix = %s\n",
203 props->codec_conf->name_prefix);
204 if (props->mclk_fs)
205 dev_dbg(dev, "mclk-fs = %d\n",
206 props->mclk_fs);
207 }
208}
209#else
210#define asoc_simple_debug_info(priv)
211#endif /* DEBUG */
212
213#endif /* __SIMPLE_CARD_UTILS_H */