xref: /openbmc/linux/include/sound/simple_card_utils.h (revision 943126417891372d56aa3fe46295cbf53db31370)
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 <sound/soc.h>
12 
13 #define asoc_simple_card_init_hp(card, sjack, prefix) \
14 	asoc_simple_card_init_jack(card, sjack, 1, prefix)
15 #define asoc_simple_card_init_mic(card, sjack, prefix) \
16 	asoc_simple_card_init_jack(card, sjack, 0, prefix)
17 
18 struct asoc_simple_dai {
19 	const char *name;
20 	unsigned int sysclk;
21 	int clk_direction;
22 	int slots;
23 	int slot_width;
24 	unsigned int tx_slot_mask;
25 	unsigned int rx_slot_mask;
26 	struct clk *clk;
27 };
28 
29 struct asoc_simple_card_data {
30 	u32 convert_rate;
31 	u32 convert_channels;
32 };
33 
34 struct asoc_simple_jack {
35 	struct snd_soc_jack jack;
36 	struct snd_soc_jack_pin pin;
37 	struct snd_soc_jack_gpio gpio;
38 };
39 
40 int asoc_simple_card_parse_daifmt(struct device *dev,
41 				  struct device_node *node,
42 				  struct device_node *codec,
43 				  char *prefix,
44 				  unsigned int *retfmt);
45 __printf(3, 4)
46 int asoc_simple_card_set_dailink_name(struct device *dev,
47 				      struct snd_soc_dai_link *dai_link,
48 				      const char *fmt, ...);
49 int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
50 				     char *prefix);
51 
52 #define asoc_simple_card_parse_clk_cpu(dev, node, dai_link, simple_dai)		\
53 	asoc_simple_card_parse_clk(dev, node, dai_link->cpu_of_node, simple_dai, \
54 				   dai_link->cpu_dai_name, NULL)
55 #define asoc_simple_card_parse_clk_codec(dev, node, dai_link, simple_dai)	\
56 	asoc_simple_card_parse_clk(dev, node, dai_link->codec_of_node, simple_dai,\
57 				   dai_link->codec_dai_name, dai_link->codecs)
58 int asoc_simple_card_parse_clk(struct device *dev,
59 			       struct device_node *node,
60 			       struct device_node *dai_of_node,
61 			       struct asoc_simple_dai *simple_dai,
62 			       const char *dai_name,
63 			       struct snd_soc_dai_link_component *dlc);
64 int asoc_simple_card_clk_enable(struct asoc_simple_dai *dai);
65 void asoc_simple_card_clk_disable(struct asoc_simple_dai *dai);
66 
67 #define asoc_simple_card_parse_cpu(node, dai_link,				\
68 				   list_name, cells_name, is_single_link)	\
69 	asoc_simple_card_parse_dai(node, NULL,					\
70 		&dai_link->cpu_of_node,						\
71 		&dai_link->cpu_dai_name, list_name, cells_name, is_single_link)
72 #define asoc_simple_card_parse_codec(node, dai_link, list_name, cells_name)	\
73 	asoc_simple_card_parse_dai(node, dai_link->codecs,			\
74 				   &dai_link->codec_of_node,			\
75 				   &dai_link->codec_dai_name,			\
76 				   list_name, cells_name, NULL)
77 #define asoc_simple_card_parse_platform(node, dai_link, list_name, cells_name)	\
78 	asoc_simple_card_parse_dai(node, dai_link->platform,					\
79 		&dai_link->platform_of_node,					\
80 		NULL, list_name, cells_name, NULL)
81 int asoc_simple_card_parse_dai(struct device_node *node,
82 				  struct snd_soc_dai_link_component *dlc,
83 				  struct device_node **endpoint_np,
84 				  const char **dai_name,
85 				  const char *list_name,
86 				  const char *cells_name,
87 				  int *is_single_links);
88 
89 #define asoc_simple_card_parse_graph_cpu(ep, dai_link)			\
90 	asoc_simple_card_parse_graph_dai(ep, NULL,			\
91 					 &dai_link->cpu_of_node,	\
92 					 &dai_link->cpu_dai_name)
93 #define asoc_simple_card_parse_graph_codec(ep, dai_link)		\
94 	asoc_simple_card_parse_graph_dai(ep, dai_link->codecs,		\
95 					 &dai_link->codec_of_node,	\
96 					 &dai_link->codec_dai_name)
97 int asoc_simple_card_parse_graph_dai(struct device_node *ep,
98 				     struct snd_soc_dai_link_component *dlc,
99 				     struct device_node **endpoint_np,
100 				     const char **dai_name);
101 
102 #define asoc_simple_card_of_parse_tdm(np, dai)			\
103 	snd_soc_of_parse_tdm_slot(np,	&(dai)->tx_slot_mask,	\
104 					&(dai)->rx_slot_mask,	\
105 					&(dai)->slots,		\
106 					&(dai)->slot_width);
107 
108 int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
109 			      struct asoc_simple_dai *simple_dai);
110 
111 int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link);
112 void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
113 				      int is_single_links);
114 
115 int asoc_simple_card_clean_reference(struct snd_soc_card *card);
116 
117 void asoc_simple_card_convert_fixup(struct asoc_simple_card_data *data,
118 				      struct snd_pcm_hw_params *params);
119 void asoc_simple_card_parse_convert(struct device *dev, char *prefix,
120 				    struct asoc_simple_card_data *data);
121 
122 int asoc_simple_card_of_parse_routing(struct snd_soc_card *card,
123 				      char *prefix,
124 				      int optional);
125 int asoc_simple_card_of_parse_widgets(struct snd_soc_card *card,
126 				      char *prefix);
127 
128 int asoc_simple_card_init_jack(struct snd_soc_card *card,
129 			       struct asoc_simple_jack *sjack,
130 			       int is_hp, char *prefix);
131 
132 #endif /* __SIMPLE_CARD_UTILS_H */
133