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_init_hp(card, sjack, prefix) \ 14 asoc_simple_init_jack(card, sjack, 1, prefix) 15 #define asoc_simple_init_mic(card, sjack, prefix) \ 16 asoc_simple_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_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 struct asoc_simple_priv { 41 struct snd_soc_card snd_card; 42 struct simple_dai_props { 43 struct asoc_simple_dai *cpu_dai; 44 struct asoc_simple_dai *codec_dai; 45 struct snd_soc_dai_link_component codecs; /* single codec */ 46 struct snd_soc_dai_link_component platforms; 47 struct asoc_simple_data adata; 48 struct snd_soc_codec_conf *codec_conf; 49 unsigned int mclk_fs; 50 } *dai_props; 51 struct asoc_simple_jack hp_jack; 52 struct asoc_simple_jack mic_jack; 53 struct snd_soc_dai_link *dai_link; 54 struct asoc_simple_dai *dais; 55 struct snd_soc_codec_conf *codec_conf; 56 struct gpio_desc *pa_gpio; 57 }; 58 #define simple_priv_to_card(priv) (&(priv)->snd_card) 59 #define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) 60 #define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev) 61 #define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (i)) 62 63 struct link_info { 64 int dais; /* number of dai */ 65 int link; /* number of link */ 66 int conf; /* number of codec_conf */ 67 int cpu; /* turn for CPU / Codec */ 68 }; 69 70 int asoc_simple_parse_daifmt(struct device *dev, 71 struct device_node *node, 72 struct device_node *codec, 73 char *prefix, 74 unsigned int *retfmt); 75 __printf(3, 4) 76 int asoc_simple_set_dailink_name(struct device *dev, 77 struct snd_soc_dai_link *dai_link, 78 const char *fmt, ...); 79 int asoc_simple_parse_card_name(struct snd_soc_card *card, 80 char *prefix); 81 82 #define asoc_simple_parse_clk_cpu(dev, node, dai_link, simple_dai) \ 83 asoc_simple_parse_clk(dev, node, dai_link->cpu_of_node, simple_dai, \ 84 dai_link->cpu_dai_name, NULL) 85 #define asoc_simple_parse_clk_codec(dev, node, dai_link, simple_dai) \ 86 asoc_simple_parse_clk(dev, node, dai_link->codec_of_node, simple_dai,\ 87 dai_link->codec_dai_name, dai_link->codecs) 88 int asoc_simple_parse_clk(struct device *dev, 89 struct device_node *node, 90 struct device_node *dai_of_node, 91 struct asoc_simple_dai *simple_dai, 92 const char *dai_name, 93 struct snd_soc_dai_link_component *dlc); 94 int asoc_simple_startup(struct snd_pcm_substream *substream); 95 void asoc_simple_shutdown(struct snd_pcm_substream *substream); 96 int asoc_simple_hw_params(struct snd_pcm_substream *substream, 97 struct snd_pcm_hw_params *params); 98 int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd); 99 int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, 100 struct snd_pcm_hw_params *params); 101 102 #define asoc_simple_parse_cpu(node, dai_link, is_single_link) \ 103 asoc_simple_parse_dai(node, NULL, \ 104 &dai_link->cpu_of_node, \ 105 &dai_link->cpu_dai_name, is_single_link) 106 #define asoc_simple_parse_codec(node, dai_link) \ 107 asoc_simple_parse_dai(node, dai_link->codecs, \ 108 &dai_link->codec_of_node, \ 109 &dai_link->codec_dai_name, NULL) 110 #define asoc_simple_parse_platform(node, dai_link) \ 111 asoc_simple_parse_dai(node, dai_link->platforms, \ 112 &dai_link->platform_of_node, NULL, NULL) 113 114 #define asoc_simple_parse_tdm(np, dai) \ 115 snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \ 116 &(dai)->rx_slot_mask, \ 117 &(dai)->slots, \ 118 &(dai)->slot_width); 119 120 void asoc_simple_canonicalize_platform(struct snd_soc_dai_link *dai_link); 121 void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link *dai_link, 122 int is_single_links); 123 124 int asoc_simple_clean_reference(struct snd_soc_card *card); 125 126 void asoc_simple_convert_fixup(struct asoc_simple_data *data, 127 struct snd_pcm_hw_params *params); 128 void asoc_simple_parse_convert(struct device *dev, 129 struct device_node *np, char *prefix, 130 struct asoc_simple_data *data); 131 132 int asoc_simple_parse_routing(struct snd_soc_card *card, 133 char *prefix); 134 int asoc_simple_parse_widgets(struct snd_soc_card *card, 135 char *prefix); 136 int asoc_simple_parse_pin_switches(struct snd_soc_card *card, 137 char *prefix); 138 139 int asoc_simple_init_jack(struct snd_soc_card *card, 140 struct asoc_simple_jack *sjack, 141 int is_hp, char *prefix); 142 int asoc_simple_init_priv(struct asoc_simple_priv *priv, 143 struct link_info *li); 144 145 #ifdef DEBUG 146 inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv, 147 char *name, 148 struct asoc_simple_dai *dai) 149 { 150 struct device *dev = simple_priv_to_dev(priv); 151 152 if (dai->name) 153 dev_dbg(dev, "%s dai name = %s\n", 154 name, dai->name); 155 if (dai->sysclk) 156 dev_dbg(dev, "%s sysclk = %d\n", 157 name, dai->sysclk); 158 159 dev_dbg(dev, "%s direction = %s\n", 160 name, dai->clk_direction ? "OUT" : "IN"); 161 162 if (dai->slots) 163 dev_dbg(dev, "%s slots = %d\n", name, dai->slots); 164 if (dai->slot_width) 165 dev_dbg(dev, "%s slot width = %d\n", name, dai->slot_width); 166 if (dai->tx_slot_mask) 167 dev_dbg(dev, "%s tx slot mask = %d\n", name, dai->tx_slot_mask); 168 if (dai->rx_slot_mask) 169 dev_dbg(dev, "%s rx slot mask = %d\n", name, dai->rx_slot_mask); 170 if (dai->clk) 171 dev_dbg(dev, "%s clk %luHz\n", name, clk_get_rate(dai->clk)); 172 } 173 174 inline void asoc_simple_debug_info(struct asoc_simple_priv *priv) 175 { 176 struct snd_soc_card *card = simple_priv_to_card(priv); 177 struct device *dev = simple_priv_to_dev(priv); 178 179 int i; 180 181 if (card->name) 182 dev_dbg(dev, "Card Name: %s\n", card->name); 183 184 for (i = 0; i < card->num_links; i++) { 185 struct simple_dai_props *props = simple_priv_to_props(priv, i); 186 struct snd_soc_dai_link *link = simple_priv_to_link(priv, i); 187 188 dev_dbg(dev, "DAI%d\n", i); 189 190 asoc_simple_debug_dai(priv, "cpu", props->cpu_dai); 191 asoc_simple_debug_dai(priv, "codec", props->codec_dai); 192 193 if (link->name) 194 dev_dbg(dev, "dai name = %s\n", link->name); 195 196 dev_dbg(dev, "dai format = %04x\n", link->dai_fmt); 197 198 if (props->adata.convert_rate) 199 dev_dbg(dev, "convert_rate = %d\n", 200 props->adata.convert_rate); 201 if (props->adata.convert_channels) 202 dev_dbg(dev, "convert_channels = %d\n", 203 props->adata.convert_channels); 204 if (props->codec_conf && props->codec_conf->name_prefix) 205 dev_dbg(dev, "name prefix = %s\n", 206 props->codec_conf->name_prefix); 207 if (props->mclk_fs) 208 dev_dbg(dev, "mclk-fs = %d\n", 209 props->mclk_fs); 210 } 211 } 212 #else 213 #define asoc_simple_debug_info(priv) 214 #endif /* DEBUG */ 215 216 #endif /* __SIMPLE_CARD_UTILS_H */ 217