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 simple_util_init_hp(card, sjack, prefix) \ |
15 | simple_util_init_jack(card, sjack, 1, prefix, NULL) |
16 | #define simple_util_init_mic(card, sjack, prefix) \ |
17 | simple_util_init_jack(card, sjack, 0, prefix, NULL) |
18 | |
19 | struct simple_util_tdm_width_map { |
20 | u8 sample_bits; |
21 | u8 slot_count; |
22 | u16 slot_width; |
23 | }; |
24 | |
25 | struct simple_util_dai { |
26 | const char *name; |
27 | unsigned int sysclk; |
28 | int clk_direction; |
29 | int slots; |
30 | int slot_width; |
31 | unsigned int tx_slot_mask; |
32 | unsigned int rx_slot_mask; |
33 | struct clk *clk; |
34 | bool clk_fixed; |
35 | struct simple_util_tdm_width_map *tdm_width_map; |
36 | int n_tdm_widths; |
37 | }; |
38 | |
39 | struct simple_util_data { |
40 | u32 convert_rate; |
41 | u32 convert_channels; |
42 | const char *convert_sample_format; |
43 | }; |
44 | |
45 | struct simple_util_jack { |
46 | struct snd_soc_jack jack; |
47 | struct snd_soc_jack_pin pin; |
48 | struct snd_soc_jack_gpio gpio; |
49 | }; |
50 | |
51 | struct prop_nums { |
52 | int cpus; |
53 | int codecs; |
54 | int platforms; |
55 | }; |
56 | |
57 | struct simple_util_priv { |
58 | struct snd_soc_card snd_card; |
59 | struct simple_dai_props { |
60 | struct simple_util_dai *cpu_dai; |
61 | struct simple_util_dai *codec_dai; |
62 | struct simple_util_data adata; |
63 | struct snd_soc_codec_conf *codec_conf; |
64 | struct prop_nums num; |
65 | unsigned int mclk_fs; |
66 | } *dai_props; |
67 | struct simple_util_jack hp_jack; |
68 | struct simple_util_jack mic_jack; |
69 | struct snd_soc_jack *aux_jacks; |
70 | struct snd_soc_dai_link *dai_link; |
71 | struct simple_util_dai *dais; |
72 | struct snd_soc_dai_link_component *dlcs; |
73 | struct snd_soc_codec_conf *codec_conf; |
74 | struct gpio_desc *pa_gpio; |
75 | const struct snd_soc_ops *ops; |
76 | unsigned int dpcm_selectable:1; |
77 | unsigned int force_dpcm:1; |
78 | }; |
79 | #define simple_priv_to_card(priv) (&(priv)->snd_card) |
80 | #define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) |
81 | #define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev) |
82 | #define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (i)) |
83 | |
84 | #define simple_props_to_dlc_cpu(props, i) ((props)->cpus + i) |
85 | #define simple_props_to_dlc_codec(props, i) ((props)->codecs + i) |
86 | #define simple_props_to_dlc_platform(props, i) ((props)->platforms + i) |
87 | |
88 | #define simple_props_to_dai_cpu(props, i) ((props)->cpu_dai + i) |
89 | #define simple_props_to_dai_codec(props, i) ((props)->codec_dai + i) |
90 | #define simple_props_to_codec_conf(props, i) ((props)->codec_conf + i) |
91 | |
92 | #define for_each_prop_dlc_cpus(props, i, cpu) \ |
93 | for ((i) = 0; \ |
94 | ((i) < (props)->num.cpus) && \ |
95 | ((cpu) = simple_props_to_dlc_cpu(props, i)); \ |
96 | (i)++) |
97 | #define for_each_prop_dlc_codecs(props, i, codec) \ |
98 | for ((i) = 0; \ |
99 | ((i) < (props)->num.codecs) && \ |
100 | ((codec) = simple_props_to_dlc_codec(props, i)); \ |
101 | (i)++) |
102 | #define for_each_prop_dlc_platforms(props, i, platform) \ |
103 | for ((i) = 0; \ |
104 | ((i) < (props)->num.platforms) && \ |
105 | ((platform) = simple_props_to_dlc_platform(props, i)); \ |
106 | (i)++) |
107 | #define for_each_prop_codec_conf(props, i, conf) \ |
108 | for ((i) = 0; \ |
109 | ((i) < (props)->num.codecs) && \ |
110 | (props)->codec_conf && \ |
111 | ((conf) = simple_props_to_codec_conf(props, i)); \ |
112 | (i)++) |
113 | |
114 | #define for_each_prop_dai_cpu(props, i, cpu) \ |
115 | for ((i) = 0; \ |
116 | ((i) < (props)->num.cpus) && \ |
117 | ((cpu) = simple_props_to_dai_cpu(props, i)); \ |
118 | (i)++) |
119 | #define for_each_prop_dai_codec(props, i, codec) \ |
120 | for ((i) = 0; \ |
121 | ((i) < (props)->num.codecs) && \ |
122 | ((codec) = simple_props_to_dai_codec(props, i)); \ |
123 | (i)++) |
124 | |
125 | #define SNDRV_MAX_LINKS 512 |
126 | |
127 | struct link_info { |
128 | int link; /* number of link */ |
129 | int cpu; /* turn for CPU / Codec */ |
130 | struct prop_nums num[SNDRV_MAX_LINKS]; |
131 | }; |
132 | |
133 | int simple_util_parse_daifmt(struct device *dev, |
134 | struct device_node *node, |
135 | struct device_node *codec, |
136 | char *prefix, |
137 | unsigned int *retfmt); |
138 | int simple_util_parse_tdm_width_map(struct device *dev, struct device_node *np, |
139 | struct simple_util_dai *dai); |
140 | |
141 | __printf(3, 4) |
142 | int simple_util_set_dailink_name(struct device *dev, |
143 | struct snd_soc_dai_link *dai_link, |
144 | const char *fmt, ...); |
145 | int simple_util_parse_card_name(struct snd_soc_card *card, |
146 | char *prefix); |
147 | |
148 | int simple_util_parse_clk(struct device *dev, |
149 | struct device_node *node, |
150 | struct simple_util_dai *simple_dai, |
151 | struct snd_soc_dai_link_component *dlc); |
152 | int simple_util_startup(struct snd_pcm_substream *substream); |
153 | void simple_util_shutdown(struct snd_pcm_substream *substream); |
154 | int simple_util_hw_params(struct snd_pcm_substream *substream, |
155 | struct snd_pcm_hw_params *params); |
156 | int simple_util_dai_init(struct snd_soc_pcm_runtime *rtd); |
157 | int simple_util_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, |
158 | struct snd_pcm_hw_params *params); |
159 | |
160 | #define simple_util_parse_tdm(np, dai) \ |
161 | snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \ |
162 | &(dai)->rx_slot_mask, \ |
163 | &(dai)->slots, \ |
164 | &(dai)->slot_width); |
165 | |
166 | void simple_util_canonicalize_platform(struct snd_soc_dai_link_component *platforms, |
167 | struct snd_soc_dai_link_component *cpus); |
168 | void simple_util_canonicalize_cpu(struct snd_soc_dai_link_component *cpus, |
169 | int is_single_links); |
170 | |
171 | void simple_util_clean_reference(struct snd_soc_card *card); |
172 | |
173 | void simple_util_parse_convert(struct device_node *np, char *prefix, |
174 | struct simple_util_data *data); |
175 | bool simple_util_is_convert_required(const struct simple_util_data *data); |
176 | |
177 | int simple_util_parse_routing(struct snd_soc_card *card, |
178 | char *prefix); |
179 | int simple_util_parse_widgets(struct snd_soc_card *card, |
180 | char *prefix); |
181 | int simple_util_parse_pin_switches(struct snd_soc_card *card, |
182 | char *prefix); |
183 | |
184 | int simple_util_init_jack(struct snd_soc_card *card, |
185 | struct simple_util_jack *sjack, |
186 | int is_hp, char *prefix, char *pin); |
187 | int simple_util_init_aux_jacks(struct simple_util_priv *priv, |
188 | char *prefix); |
189 | int simple_util_init_priv(struct simple_util_priv *priv, |
190 | struct link_info *li); |
191 | void simple_util_remove(struct platform_device *pdev); |
192 | |
193 | int graph_util_card_probe(struct snd_soc_card *card); |
194 | int graph_util_is_ports0(struct device_node *port); |
195 | int graph_util_parse_dai(struct device *dev, struct device_node *ep, |
196 | struct snd_soc_dai_link_component *dlc, int *is_single_link); |
197 | |
198 | #ifdef DEBUG |
199 | static inline void simple_util_debug_dai(struct simple_util_priv *priv, |
200 | char *name, |
201 | struct simple_util_dai *dai) |
202 | { |
203 | struct device *dev = simple_priv_to_dev(priv); |
204 | |
205 | /* dai might be NULL */ |
206 | if (!dai) |
207 | return; |
208 | |
209 | if (dai->name) |
210 | dev_dbg(dev, "%s dai name = %s\n" , |
211 | name, dai->name); |
212 | |
213 | if (dai->slots) |
214 | dev_dbg(dev, "%s slots = %d\n" , name, dai->slots); |
215 | if (dai->slot_width) |
216 | dev_dbg(dev, "%s slot width = %d\n" , name, dai->slot_width); |
217 | if (dai->tx_slot_mask) |
218 | dev_dbg(dev, "%s tx slot mask = %d\n" , name, dai->tx_slot_mask); |
219 | if (dai->rx_slot_mask) |
220 | dev_dbg(dev, "%s rx slot mask = %d\n" , name, dai->rx_slot_mask); |
221 | if (dai->clk) |
222 | dev_dbg(dev, "%s clk %luHz\n" , name, clk_get_rate(dai->clk)); |
223 | if (dai->sysclk) |
224 | dev_dbg(dev, "%s sysclk = %dHz\n" , |
225 | name, dai->sysclk); |
226 | if (dai->clk || dai->sysclk) |
227 | dev_dbg(dev, "%s direction = %s\n" , |
228 | name, dai->clk_direction ? "OUT" : "IN" ); |
229 | } |
230 | |
231 | static inline void simple_util_debug_info(struct simple_util_priv *priv) |
232 | { |
233 | struct snd_soc_card *card = simple_priv_to_card(priv); |
234 | struct device *dev = simple_priv_to_dev(priv); |
235 | |
236 | int i; |
237 | |
238 | if (card->name) |
239 | dev_dbg(dev, "Card Name: %s\n" , card->name); |
240 | |
241 | for (i = 0; i < card->num_links; i++) { |
242 | struct simple_dai_props *props = simple_priv_to_props(priv, i); |
243 | struct snd_soc_dai_link *link = simple_priv_to_link(priv, i); |
244 | struct simple_util_dai *dai; |
245 | struct snd_soc_codec_conf *cnf; |
246 | int j; |
247 | |
248 | dev_dbg(dev, "DAI%d\n" , i); |
249 | |
250 | dev_dbg(dev, "cpu num = %d\n" , link->num_cpus); |
251 | for_each_prop_dai_cpu(props, j, dai) |
252 | simple_util_debug_dai(priv, "cpu" , dai); |
253 | dev_dbg(dev, "codec num = %d\n" , link->num_codecs); |
254 | for_each_prop_dai_codec(props, j, dai) |
255 | simple_util_debug_dai(priv, "codec" , dai); |
256 | |
257 | if (link->name) |
258 | dev_dbg(dev, "dai name = %s\n" , link->name); |
259 | if (link->dai_fmt) |
260 | dev_dbg(dev, "dai format = %04x\n" , link->dai_fmt); |
261 | if (props->adata.convert_rate) |
262 | dev_dbg(dev, "convert_rate = %d\n" , props->adata.convert_rate); |
263 | if (props->adata.convert_channels) |
264 | dev_dbg(dev, "convert_channels = %d\n" , props->adata.convert_channels); |
265 | for_each_prop_codec_conf(props, j, cnf) |
266 | if (cnf->name_prefix) |
267 | dev_dbg(dev, "name prefix = %s\n" , cnf->name_prefix); |
268 | if (props->mclk_fs) |
269 | dev_dbg(dev, "mclk-fs = %d\n" , props->mclk_fs); |
270 | } |
271 | } |
272 | #else |
273 | #define simple_util_debug_info(priv) |
274 | #endif /* DEBUG */ |
275 | |
276 | #endif /* __SIMPLE_CARD_UTILS_H */ |
277 | |