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