214 lines
6.6 KiB
C
214 lines
6.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0
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*
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* simple_card_utils.h
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*
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* Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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*/
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#ifndef __SIMPLE_CARD_UTILS_H
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#define __SIMPLE_CARD_UTILS_H
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#include <linux/clk.h>
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#include <sound/soc.h>
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#define asoc_simple_init_hp(card, sjack, prefix) \
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asoc_simple_init_jack(card, sjack, 1, prefix)
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#define asoc_simple_init_mic(card, sjack, prefix) \
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asoc_simple_init_jack(card, sjack, 0, prefix)
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struct asoc_simple_dai {
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const char *name;
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unsigned int sysclk;
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int clk_direction;
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int slots;
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int slot_width;
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unsigned int tx_slot_mask;
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unsigned int rx_slot_mask;
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struct clk *clk;
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};
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struct asoc_simple_data {
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u32 convert_rate;
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u32 convert_channels;
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};
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struct asoc_simple_jack {
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struct snd_soc_jack jack;
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struct snd_soc_jack_pin pin;
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struct snd_soc_jack_gpio gpio;
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};
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struct asoc_simple_priv {
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struct snd_soc_card snd_card;
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struct simple_dai_props {
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struct asoc_simple_dai *cpu_dai;
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struct asoc_simple_dai *codec_dai;
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struct snd_soc_dai_link_component cpus; /* single cpu */
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struct snd_soc_dai_link_component codecs; /* single codec */
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struct snd_soc_dai_link_component platforms;
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struct asoc_simple_data adata;
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struct snd_soc_codec_conf *codec_conf;
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unsigned int mclk_fs;
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} *dai_props;
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struct asoc_simple_jack hp_jack;
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struct asoc_simple_jack mic_jack;
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struct snd_soc_dai_link *dai_link;
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struct asoc_simple_dai *dais;
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struct snd_soc_codec_conf *codec_conf;
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struct gpio_desc *pa_gpio;
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};
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#define simple_priv_to_card(priv) (&(priv)->snd_card)
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#define simple_priv_to_props(priv, i) ((priv)->dai_props + (i))
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#define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev)
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#define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (i))
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struct link_info {
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int dais; /* number of dai */
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int link; /* number of link */
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int conf; /* number of codec_conf */
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int cpu; /* turn for CPU / Codec */
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};
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int asoc_simple_parse_daifmt(struct device *dev,
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struct device_node *node,
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struct device_node *codec,
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char *prefix,
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unsigned int *retfmt);
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__printf(3, 4)
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int asoc_simple_set_dailink_name(struct device *dev,
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struct snd_soc_dai_link *dai_link,
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const char *fmt, ...);
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int asoc_simple_parse_card_name(struct snd_soc_card *card,
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char *prefix);
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#define asoc_simple_parse_clk_cpu(dev, node, dai_link, simple_dai) \
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asoc_simple_parse_clk(dev, node, simple_dai, dai_link->cpus)
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#define asoc_simple_parse_clk_codec(dev, node, dai_link, simple_dai) \
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asoc_simple_parse_clk(dev, node, simple_dai, dai_link->codecs)
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int asoc_simple_parse_clk(struct device *dev,
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struct device_node *node,
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struct asoc_simple_dai *simple_dai,
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struct snd_soc_dai_link_component *dlc);
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int asoc_simple_startup(struct snd_pcm_substream *substream);
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void asoc_simple_shutdown(struct snd_pcm_substream *substream);
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int asoc_simple_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params);
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int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd);
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int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
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struct snd_pcm_hw_params *params);
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#define asoc_simple_parse_cpu(node, dai_link, is_single_link) \
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asoc_simple_parse_dai(node, dai_link->cpus, is_single_link)
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#define asoc_simple_parse_codec(node, dai_link) \
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asoc_simple_parse_dai(node, dai_link->codecs, NULL)
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#define asoc_simple_parse_platform(node, dai_link) \
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asoc_simple_parse_dai(node, dai_link->platforms, NULL)
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#define asoc_simple_parse_tdm(np, dai) \
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snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \
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&(dai)->rx_slot_mask, \
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&(dai)->slots, \
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&(dai)->slot_width);
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void asoc_simple_canonicalize_platform(struct snd_soc_dai_link *dai_link);
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void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
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int is_single_links);
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int asoc_simple_clean_reference(struct snd_soc_card *card);
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void asoc_simple_convert_fixup(struct asoc_simple_data *data,
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struct snd_pcm_hw_params *params);
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void asoc_simple_parse_convert(struct device *dev,
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struct device_node *np, char *prefix,
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struct asoc_simple_data *data);
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int asoc_simple_parse_routing(struct snd_soc_card *card,
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char *prefix);
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int asoc_simple_parse_widgets(struct snd_soc_card *card,
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char *prefix);
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int asoc_simple_parse_pin_switches(struct snd_soc_card *card,
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char *prefix);
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int asoc_simple_init_jack(struct snd_soc_card *card,
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struct asoc_simple_jack *sjack,
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int is_hp, char *prefix);
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int asoc_simple_init_priv(struct asoc_simple_priv *priv,
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struct link_info *li);
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#ifdef DEBUG
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static inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv,
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char *name,
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struct asoc_simple_dai *dai)
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{
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struct device *dev = simple_priv_to_dev(priv);
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/* dai might be NULL */
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if (!dai)
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return;
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if (dai->name)
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dev_dbg(dev, "%s dai name = %s\n",
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name, dai->name);
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if (dai->sysclk)
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dev_dbg(dev, "%s sysclk = %d\n",
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name, dai->sysclk);
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dev_dbg(dev, "%s direction = %s\n",
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name, dai->clk_direction ? "OUT" : "IN");
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if (dai->slots)
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dev_dbg(dev, "%s slots = %d\n", name, dai->slots);
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if (dai->slot_width)
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dev_dbg(dev, "%s slot width = %d\n", name, dai->slot_width);
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if (dai->tx_slot_mask)
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dev_dbg(dev, "%s tx slot mask = %d\n", name, dai->tx_slot_mask);
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if (dai->rx_slot_mask)
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dev_dbg(dev, "%s rx slot mask = %d\n", name, dai->rx_slot_mask);
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if (dai->clk)
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dev_dbg(dev, "%s clk %luHz\n", name, clk_get_rate(dai->clk));
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}
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static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv)
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{
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struct snd_soc_card *card = simple_priv_to_card(priv);
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struct device *dev = simple_priv_to_dev(priv);
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int i;
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if (card->name)
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dev_dbg(dev, "Card Name: %s\n", card->name);
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for (i = 0; i < card->num_links; i++) {
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struct simple_dai_props *props = simple_priv_to_props(priv, i);
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struct snd_soc_dai_link *link = simple_priv_to_link(priv, i);
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dev_dbg(dev, "DAI%d\n", i);
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asoc_simple_debug_dai(priv, "cpu", props->cpu_dai);
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asoc_simple_debug_dai(priv, "codec", props->codec_dai);
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if (link->name)
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dev_dbg(dev, "dai name = %s\n", link->name);
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dev_dbg(dev, "dai format = %04x\n", link->dai_fmt);
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if (props->adata.convert_rate)
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dev_dbg(dev, "convert_rate = %d\n",
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props->adata.convert_rate);
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if (props->adata.convert_channels)
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dev_dbg(dev, "convert_channels = %d\n",
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props->adata.convert_channels);
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if (props->codec_conf && props->codec_conf->name_prefix)
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dev_dbg(dev, "name prefix = %s\n",
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props->codec_conf->name_prefix);
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if (props->mclk_fs)
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dev_dbg(dev, "mclk-fs = %d\n",
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props->mclk_fs);
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}
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}
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#else
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#define asoc_simple_debug_info(priv)
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#endif /* DEBUG */
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#endif /* __SIMPLE_CARD_UTILS_H */
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