include/sound/simple_card_utils.h - third_party/linux - Git at Google


            
            /* 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;

            
            };


            enum simple_util_sysclk_order {

            
            	SIMPLE_SYSCLK_ORDER_CODEC_FIRST = 0,

            
            	SIMPLE_SYSCLK_ORDER_CPU_FIRST,

            
            };


            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;

            
            		enum simple_util_sysclk_order sysclk_order;

            
            	} *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)


            /* has the same effect as simple_priv_to_props(). Preferred over

            
             * simple_priv_to_props() when dealing with PCM runtime data as

            
             * the ID stored in rtd->id may not be a valid array index.

            
             */

            
            #define runtime_simple_priv_to_props(priv, rtd)				\

            
            	((priv)->dai_props + ((rtd)->dai_link - (priv)->dai_link))


            #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 simple_util_priv *priv, struct device_node *np,

            
            				    struct simple_util_dai *dai);


            __printf(3, 4)

            
            int simple_util_set_dailink_name(struct simple_util_priv *priv,

            
            				 struct snd_soc_dai_link *dai_link,

            
            				 const char *fmt, ...);

            
            int simple_util_parse_card_name(struct simple_util_priv *priv,

            
            				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 simple_util_priv *priv);


            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_get_sample_fmt(struct simple_util_data *data);


            int simple_util_parse_property(struct simple_util_priv *priv,

            
            			       int (*func)(struct snd_soc_card *card, const char *propname),

            
            			       char *prefix, char *property);

            
            static inline int simple_util_parse_routing(struct simple_util_priv *priv, char *prefix)

            
            {

            
            	return simple_util_parse_property(priv, snd_soc_of_parse_audio_routing,

            
            					  prefix, "routing");

            
            }


            static inline int simple_util_parse_widgets(struct simple_util_priv *priv, char *prefix)

            
            {

            
            	return simple_util_parse_property(priv, snd_soc_of_parse_audio_simple_widgets,

            
            					  prefix, "widgets");

            
            }


            static inline int simple_util_parse_pin_switches(struct simple_util_priv *priv, char *prefix)

            
            {

            
            	return simple_util_parse_property(priv, snd_soc_of_parse_pin_switches,

            
            					  prefix, "pin-switches");

            
            }


            static inline int simple_util_parse_aux_devs(struct simple_util_priv *priv, char *prefix)

            
            {

            
            	return simple_util_parse_property(priv, snd_soc_of_parse_aux_devs,

            
            					  prefix, "aux-devs");

            
            }


            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 snd_soc_card *card, 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 simple_util_priv *priv, struct device_node *ep,

            
            			 struct snd_soc_dai_link_component *dlc, int *is_single_link);


            void graph_util_parse_link_direction(struct device_node *np,

            
            				    bool *is_playback_only, bool *is_capture_only);

            
            void graph_util_parse_trigger_order(struct simple_util_priv *priv,

            
            				    struct device_node *np,

            
            				    enum snd_soc_trigger_order *trigger_start,

            
            				    enum snd_soc_trigger_order *trigger_stop);


            #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, "link name = %s\n", link->name);

            
            		if (link->dai_fmt)

            
            			dev_dbg(dev, "link format = %04x\n", link->dai_fmt);

            
            		if (link->playback_only)

            
            			dev_dbg(dev, "link has playback_only");

            
            		if (link->capture_only)

            
            			dev_dbg(dev, "link has capture_only");

            
            		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 */
	/* 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;
	};

	enum simple_util_sysclk_order {
	SIMPLE_SYSCLK_ORDER_CODEC_FIRST = 0,
	SIMPLE_SYSCLK_ORDER_CPU_FIRST,
	};

	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;
	enum simple_util_sysclk_order sysclk_order;
	} *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)

	/* has the same effect as simple_priv_to_props(). Preferred over
	* simple_priv_to_props() when dealing with PCM runtime data as
	* the ID stored in rtd->id may not be a valid array index.
	*/
	#define runtime_simple_priv_to_props(priv, rtd) \
	((priv)->dai_props + ((rtd)->dai_link - (priv)->dai_link))

	#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 simple_util_priv priv, struct device_node np,
	struct simple_util_dai *dai);

	__printf(3, 4)
	int simple_util_set_dailink_name(struct simple_util_priv *priv,
	struct snd_soc_dai_link *dai_link,
	const char *fmt, ...);
	int simple_util_parse_card_name(struct simple_util_priv *priv,
	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 simple_util_priv *priv);

	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_get_sample_fmt(struct simple_util_data *data);

	int simple_util_parse_property(struct simple_util_priv *priv,
	int (func)(struct snd_soc_card card, const char *propname),
	char prefix, char property);
	static inline int simple_util_parse_routing(struct simple_util_priv priv, char prefix)
	{
	return simple_util_parse_property(priv, snd_soc_of_parse_audio_routing,
	prefix, "routing");
	}

	static inline int simple_util_parse_widgets(struct simple_util_priv priv, char prefix)
	{
	return simple_util_parse_property(priv, snd_soc_of_parse_audio_simple_widgets,
	prefix, "widgets");
	}

	static inline int simple_util_parse_pin_switches(struct simple_util_priv priv, char prefix)
	{
	return simple_util_parse_property(priv, snd_soc_of_parse_pin_switches,
	prefix, "pin-switches");
	}

	static inline int simple_util_parse_aux_devs(struct simple_util_priv priv, char prefix)
	{
	return simple_util_parse_property(priv, snd_soc_of_parse_aux_devs,
	prefix, "aux-devs");
	}

	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 snd_soc_card card, 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 simple_util_priv priv, struct device_node ep,
	struct snd_soc_dai_link_component dlc, int is_single_link);

	void graph_util_parse_link_direction(struct device_node *np,
	bool is_playback_only, bool is_capture_only);
	void graph_util_parse_trigger_order(struct simple_util_priv *priv,
	struct device_node *np,
	enum snd_soc_trigger_order *trigger_start,
	enum snd_soc_trigger_order *trigger_stop);

	#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, "link name = %s\n", link->name);
	if (link->dai_fmt)
	dev_dbg(dev, "link format = %04x\n", link->dai_fmt);
	if (link->playback_only)
	dev_dbg(dev, "link has playback_only");
	if (link->capture_only)
	dev_dbg(dev, "link has capture_only");
	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 */