name : simple_card_utils.h /* SPDX-License-Identifier: GPL-2.0 * * simple_card_utils.h * * Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> */ #ifndef __SIMPLE_CARD_UTILS_H #define __SIMPLE_CARD_UTILS_H #include <linux/clk.h> #include <sound/soc.h> #define simple_util_init_hp(card, sjack, prefix) \ simple_util_init_jack(card, sjack, 1, prefix, NULL) #define simple_util_init_mic(card, sjack, prefix) \ simple_util_init_jack(card, sjack, 0, prefix, NULL) struct simple_util_tdm_width_map { u8 sample_bits; u8 slot_count; u16 slot_width; }; struct simple_util_dai { const char *name; unsigned int sysclk; int clk_direction; int slots; int slot_width; unsigned int tx_slot_mask; unsigned int rx_slot_mask; struct clk *clk; bool clk_fixed; struct simple_util_tdm_width_map *tdm_width_map; int n_tdm_widths; }; struct simple_util_data { u32 convert_rate; u32 convert_channels; const char *convert_sample_format; }; struct simple_util_jack { struct snd_soc_jack jack; struct snd_soc_jack_pin pin; struct snd_soc_jack_gpio gpio; }; struct prop_nums { int cpus; int codecs; int platforms; }; struct simple_util_priv { struct snd_soc_card snd_card; struct simple_dai_props { struct simple_util_dai *cpu_dai; struct simple_util_dai *codec_dai; struct simple_util_data adata; struct snd_soc_codec_conf *codec_conf; struct prop_nums num; unsigned int mclk_fs; } *dai_props; struct simple_util_jack hp_jack; struct simple_util_jack mic_jack; struct snd_soc_jack *aux_jacks; struct snd_soc_dai_link *dai_link; struct simple_util_dai *dais; struct snd_soc_dai_link_component *dlcs; struct snd_soc_codec_conf *codec_conf; struct gpio_desc *pa_gpio; const struct snd_soc_ops *ops; unsigned int dpcm_selectable:1; unsigned int force_dpcm:1; }; #define simple_priv_to_card(priv) (&(priv)->snd_card) #define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) #define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev) #define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (i)) #define simple_props_to_dlc_cpu(props, i) ((props)->cpus + i) #define simple_props_to_dlc_codec(props, i) ((props)->codecs + i) #define simple_props_to_dlc_platform(props, i) ((props)->platforms + i) #define simple_props_to_dai_cpu(props, i) ((props)->cpu_dai + i) #define simple_props_to_dai_codec(props, i) ((props)->codec_dai + i) #define simple_props_to_codec_conf(props, i) ((props)->codec_conf + i) #define for_each_prop_dlc_cpus(props, i, cpu) \ for ((i) = 0; \ ((i) < (props)->num.cpus) && \ ((cpu) = simple_props_to_dlc_cpu(props, i)); \ (i)++) #define for_each_prop_dlc_codecs(props, i, codec) \ for ((i) = 0; \ ((i) < (props)->num.codecs) && \ ((codec) = simple_props_to_dlc_codec(props, i)); \ (i)++) #define for_each_prop_dlc_platforms(props, i, platform) \ for ((i) = 0; \ ((i) < (props)->num.platforms) && \ ((platform) = simple_props_to_dlc_platform(props, i)); \ (i)++) #define for_each_prop_codec_conf(props, i, conf) \ for ((i) = 0; \ ((i) < (props)->num.codecs) && \ (props)->codec_conf && \ ((conf) = simple_props_to_codec_conf(props, i)); \ (i)++) #define for_each_prop_dai_cpu(props, i, cpu) \ for ((i) = 0; \ ((i) < (props)->num.cpus) && \ ((cpu) = simple_props_to_dai_cpu(props, i)); \ (i)++) #define for_each_prop_dai_codec(props, i, codec) \ for ((i) = 0; \ ((i) < (props)->num.codecs) && \ ((codec) = simple_props_to_dai_codec(props, i)); \ (i)++) #define SNDRV_MAX_LINKS 512 struct link_info { int link; /* number of link */ int cpu; /* turn for CPU / Codec */ struct prop_nums num[SNDRV_MAX_LINKS]; }; int simple_util_parse_daifmt(struct device *dev, struct device_node *node, struct device_node *codec, char *prefix, unsigned int *retfmt); int simple_util_parse_tdm_width_map(struct device *dev, struct device_node *np, struct simple_util_dai *dai); __printf(3, 4) int simple_util_set_dailink_name(struct device *dev, struct snd_soc_dai_link *dai_link, const char *fmt, ...); int simple_util_parse_card_name(struct snd_soc_card *card, char *prefix); int simple_util_parse_clk(struct device *dev, struct device_node *node, struct simple_util_dai *simple_dai, struct snd_soc_dai_link_component *dlc); int simple_util_startup(struct snd_pcm_substream *substream); void simple_util_shutdown(struct snd_pcm_substream *substream); int simple_util_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params); int simple_util_dai_init(struct snd_soc_pcm_runtime *rtd); int simple_util_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); #define simple_util_parse_tdm(np, dai) \ snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \ &(dai)->rx_slot_mask, \ &(dai)->slots, \ &(dai)->slot_width); void simple_util_canonicalize_platform(struct snd_soc_dai_link_component *platforms, struct snd_soc_dai_link_component *cpus); void simple_util_canonicalize_cpu(struct snd_soc_dai_link_component *cpus, int is_single_links); void simple_util_clean_reference(struct snd_soc_card *card); void simple_util_parse_convert(struct device_node *np, char *prefix, struct simple_util_data *data); bool simple_util_is_convert_required(const struct simple_util_data *data); int simple_util_parse_routing(struct snd_soc_card *card, char *prefix); int simple_util_parse_widgets(struct snd_soc_card *card, char *prefix); int simple_util_parse_pin_switches(struct snd_soc_card *card, char *prefix); int simple_util_init_jack(struct snd_soc_card *card, struct simple_util_jack *sjack, int is_hp, char *prefix, char *pin); int simple_util_init_aux_jacks(struct simple_util_priv *priv, char *prefix); int simple_util_init_priv(struct simple_util_priv *priv, struct link_info *li); void simple_util_remove(struct platform_device *pdev); int graph_util_card_probe(struct snd_soc_card *card); int graph_util_is_ports0(struct device_node *port); int graph_util_parse_dai(struct device *dev, struct device_node *ep, struct snd_soc_dai_link_component *dlc, int *is_single_link); int graph_util_parse_link_direction(struct device_node *np, bool *is_playback_only, bool *is_capture_only); #ifdef DEBUG static inline void simple_util_debug_dai(struct simple_util_priv *priv, char *name, struct simple_util_dai *dai) { struct device *dev = simple_priv_to_dev(priv); /* dai might be NULL */ if (!dai) return; if (dai->name) dev_dbg(dev, "%s dai name = %s\n", name, dai->name); if (dai->slots) dev_dbg(dev, "%s slots = %d\n", name, dai->slots); if (dai->slot_width) dev_dbg(dev, "%s slot width = %d\n", name, dai->slot_width); if (dai->tx_slot_mask) dev_dbg(dev, "%s tx slot mask = %d\n", name, dai->tx_slot_mask); if (dai->rx_slot_mask) dev_dbg(dev, "%s rx slot mask = %d\n", name, dai->rx_slot_mask); if (dai->clk) dev_dbg(dev, "%s clk %luHz\n", name, clk_get_rate(dai->clk)); if (dai->sysclk) dev_dbg(dev, "%s sysclk = %dHz\n", name, dai->sysclk); if (dai->clk || dai->sysclk) dev_dbg(dev, "%s direction = %s\n", name, dai->clk_direction ? "OUT" : "IN"); } static inline void simple_util_debug_info(struct simple_util_priv *priv) { struct snd_soc_card *card = simple_priv_to_card(priv); struct device *dev = simple_priv_to_dev(priv); int i; if (card->name) dev_dbg(dev, "Card Name: %s\n", card->name); for (i = 0; i < card->num_links; i++) { struct simple_dai_props *props = simple_priv_to_props(priv, i); struct snd_soc_dai_link *link = simple_priv_to_link(priv, i); struct simple_util_dai *dai; struct snd_soc_codec_conf *cnf; int j; dev_dbg(dev, "DAI%d\n", i); dev_dbg(dev, "cpu num = %d\n", link->num_cpus); for_each_prop_dai_cpu(props, j, dai) simple_util_debug_dai(priv, "cpu", dai); dev_dbg(dev, "codec num = %d\n", link->num_codecs); for_each_prop_dai_codec(props, j, dai) simple_util_debug_dai(priv, "codec", dai); if (link->name) dev_dbg(dev, "dai name = %s\n", link->name); if (link->dai_fmt) dev_dbg(dev, "dai format = %04x\n", link->dai_fmt); if (props->adata.convert_rate) dev_dbg(dev, "convert_rate = %d\n", props->adata.convert_rate); if (props->adata.convert_channels) dev_dbg(dev, "convert_channels = %d\n", props->adata.convert_channels); for_each_prop_codec_conf(props, j, cnf) if (cnf->name_prefix) dev_dbg(dev, "name prefix = %s\n", cnf->name_prefix); if (props->mclk_fs) dev_dbg(dev, "mclk-fs = %d\n", props->mclk_fs); } } #else #define simple_util_debug_info(priv) #endif /* DEBUG */ #endif /* __SIMPLE_CARD_UTILS_H */