[deliverable/linux.git] / sound / soc / sh / rcar / rsnd.h

/*
 * Renesas R-Car
 *
 * Copyright (C) 2013 Renesas Solutions Corp.
 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef RSND_H
#define RSND_H

#include <linux/clk.h>
#include <linux/device.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/sh_dma.h>
#include <linux/workqueue.h>
#include <sound/rcar_snd.h>
#include <sound/soc.h>
#include <sound/pcm_params.h>

/*
 *	pseudo register
 *
 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
 * This driver uses pseudo register in order to hide it.
 * see gen1/gen2 for detail
 */
enum rsnd_reg {
	/* SRU/SCU/SSIU */
	RSND_REG_SRC_ROUTE_SEL,		/* for Gen1 */
	RSND_REG_SRC_TMG_SEL0,		/* for Gen1 */
	RSND_REG_SRC_TMG_SEL1,		/* for Gen1 */
	RSND_REG_SRC_TMG_SEL2,		/* for Gen1 */
	RSND_REG_SRC_ROUTE_CTRL,	/* for Gen1 */
	RSND_REG_SRC_CTRL,		/* for Gen2 */
	RSND_REG_SSI_CTRL,		/* for Gen2 */
	RSND_REG_SSI_CONTROL,
	RSND_REG_SSI_BUSIF_MODE,	/* for Gen2 */
	RSND_REG_SSI_BUSIF_ADINR,	/* for Gen2 */
	RSND_REG_SSI_MODE0,
	RSND_REG_SSI_MODE1,
	RSND_REG_INT_ENABLE,		/* for Gen2 */
	RSND_REG_SRC_BUSIF_MODE,
	RSND_REG_SRC_ROUTE_MODE0,
	RSND_REG_SRC_SWRSR,
	RSND_REG_SRC_SRCIR,
	RSND_REG_SRC_ADINR,
	RSND_REG_SRC_IFSCR,
	RSND_REG_SRC_IFSVR,
	RSND_REG_SRC_SRCCR,
	RSND_REG_SRC_MNFSR,		/* for Gen1 */
	RSND_REG_SRC_BSDSR,		/* for Gen2 */
	RSND_REG_SRC_BSISR,		/* for Gen2 */

	/* ADG */
	RSND_REG_BRRA,
	RSND_REG_BRRB,
	RSND_REG_SSICKR,
	RSND_REG_AUDIO_CLK_SEL0,
	RSND_REG_AUDIO_CLK_SEL1,
	RSND_REG_AUDIO_CLK_SEL2,
	RSND_REG_AUDIO_CLK_SEL3,	/* for Gen1 */
	RSND_REG_AUDIO_CLK_SEL4,	/* for Gen1 */
	RSND_REG_AUDIO_CLK_SEL5,	/* for Gen1 */
	RSND_REG_DIV_EN,		/* for Gen2 */
	RSND_REG_SRCIN_TIMSEL0,		/* for Gen2 */
	RSND_REG_SRCIN_TIMSEL1,		/* for Gen2 */
	RSND_REG_SRCIN_TIMSEL2,		/* for Gen2 */
	RSND_REG_SRCIN_TIMSEL3,		/* for Gen2 */
	RSND_REG_SRCIN_TIMSEL4,		/* for Gen2 */
	RSND_REG_SRCOUT_TIMSEL0,	/* for Gen2 */
	RSND_REG_SRCOUT_TIMSEL1,	/* for Gen2 */
	RSND_REG_SRCOUT_TIMSEL2,	/* for Gen2 */
	RSND_REG_SRCOUT_TIMSEL3,	/* for Gen2 */
	RSND_REG_SRCOUT_TIMSEL4,	/* for Gen2 */

	/* SSI */
	RSND_REG_SSICR,
	RSND_REG_SSISR,
	RSND_REG_SSITDR,
	RSND_REG_SSIRDR,
	RSND_REG_SSIWSR,

	RSND_REG_MAX,
};

struct rsnd_priv;
struct rsnd_mod;
struct rsnd_dai;
struct rsnd_dai_stream;

/*
 *	R-Car basic functions
 */
#define rsnd_mod_read(m, r) \
	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
#define rsnd_mod_write(m, r, d) \
	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
#define rsnd_mod_bset(m, r, s, d) \
	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)

u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
		enum rsnd_reg reg, u32 data);
void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
		    u32 mask, u32 data);

/*
 *	R-Car DMA
 */
struct rsnd_dma {
	struct sh_dmae_slave	slave;
	struct work_struct	work;
	struct dma_chan		*chan;
	enum dma_data_direction dir;

	int submit_loop;
	int offset; /* it cares A/B plane */
};

void rsnd_dma_start(struct rsnd_dma *dma);
void rsnd_dma_stop(struct rsnd_dma *dma);
int rsnd_dma_available(struct rsnd_dma *dma);
int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma,
	int is_play, int id);
void  rsnd_dma_quit(struct rsnd_priv *priv,
		    struct rsnd_dma *dma);


/*
 *	R-Car sound mod
 */

struct rsnd_mod_ops {
	char *name;
	int (*init)(struct rsnd_mod *mod,
		    struct rsnd_dai *rdai,
		    struct rsnd_dai_stream *io);
	int (*quit)(struct rsnd_mod *mod,
		    struct rsnd_dai *rdai,
		    struct rsnd_dai_stream *io);
	int (*start)(struct rsnd_mod *mod,
		     struct rsnd_dai *rdai,
		     struct rsnd_dai_stream *io);
	int (*stop)(struct rsnd_mod *mod,
		    struct rsnd_dai *rdai,
		    struct rsnd_dai_stream *io);
};

struct rsnd_dai_stream;
struct rsnd_mod {
	int id;
	struct rsnd_priv *priv;
	struct rsnd_mod_ops *ops;
	struct list_head list; /* connect to rsnd_dai playback/capture */
	struct rsnd_dma dma;
	struct rsnd_dai_stream *io;
};

#define rsnd_mod_to_priv(mod) ((mod)->priv)
#define rsnd_mod_to_dma(mod) (&(mod)->dma)
#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
#define rsnd_mod_to_io(mod) ((mod)->io)
#define rsnd_mod_id(mod) ((mod)->id)
#define for_each_rsnd_mod(pos, n, io)	\
	list_for_each_entry_safe(pos, n, &(io)->head, list)
#define __rsnd_mod_call(mod, func, rdai, io)			\
({								\
	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);		\
	struct device *dev = rsnd_priv_to_dev(priv);		\
	dev_dbg(dev, "%s-%d-%s\n",				\
		rsnd_mod_name(mod), rsnd_mod_id(mod), #func);	\
	(mod)->ops->func(mod, rdai, io);			\
})

#define rsnd_mod_call(mod, func, rdai, io)	\
	(!(mod) ? -ENODEV :			\
	 !((mod)->ops->func) ? 0 :		\
	 __rsnd_mod_call(mod, func, rdai, io))

void rsnd_mod_init(struct rsnd_priv *priv,
		   struct rsnd_mod *mod,
		   struct rsnd_mod_ops *ops,
		   int id);
char *rsnd_mod_name(struct rsnd_mod *mod);

/*
 *	R-Car sound DAI
 */
#define RSND_DAI_NAME_SIZE	16
struct rsnd_dai_stream {
	struct list_head head; /* head of rsnd_mod list */
	struct snd_pcm_substream *substream;
	int byte_pos;
	int period_pos;
	int byte_per_period;
	int next_period_byte;
};

struct rsnd_dai {
	char name[RSND_DAI_NAME_SIZE];
	struct rsnd_dai_platform_info *info; /* rcar_snd.h */
	struct rsnd_dai_stream playback;
	struct rsnd_dai_stream capture;

	unsigned int clk_master:1;
	unsigned int bit_clk_inv:1;
	unsigned int frm_clk_inv:1;
	unsigned int sys_delay:1;
	unsigned int data_alignment:1;
};

#define rsnd_dai_nr(priv) ((priv)->dai_nr)
#define for_each_rsnd_dai(rdai, priv, i)		\
	for (i = 0;					\
	     (i < rsnd_dai_nr(priv)) &&			\
	     ((rdai) = rsnd_dai_get(priv, i));		\
	     i++)

struct rsnd_dai *rsnd_dai_get(struct rsnd_priv *priv, int id);
int rsnd_dai_disconnect(struct rsnd_mod *mod);
int rsnd_dai_connect(struct rsnd_dai *rdai, struct rsnd_mod *mod,
		     struct rsnd_dai_stream *io);
int rsnd_dai_is_play(struct rsnd_dai *rdai, struct rsnd_dai_stream *io);
int rsnd_dai_id(struct rsnd_priv *priv, struct rsnd_dai *rdai);
#define rsnd_dai_get_platform_info(rdai) ((rdai)->info)
#define rsnd_io_to_runtime(io) ((io)->substream->runtime)

void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
#define rsnd_dai_is_clk_master(rdai) ((rdai)->clk_master)

/*
 *	R-Car Gen1/Gen2
 */
int rsnd_gen_probe(struct platform_device *pdev,
		   struct rcar_snd_info *info,
		   struct rsnd_priv *priv);
void rsnd_gen_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
int rsnd_gen_path_init(struct rsnd_priv *priv,
		       struct rsnd_dai *rdai,
		       struct rsnd_dai_stream *io);
int rsnd_gen_path_exit(struct rsnd_priv *priv,
		       struct rsnd_dai *rdai,
		       struct rsnd_dai_stream *io);
void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
			       struct rsnd_mod *mod,
			       enum rsnd_reg reg);
#define rsnd_is_gen1(s)		(((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
#define rsnd_is_gen2(s)		(((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)

/*
 *	R-Car ADG
 */
int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
int rsnd_adg_probe(struct platform_device *pdev,
		   struct rcar_snd_info *info,
		   struct rsnd_priv *priv);
void rsnd_adg_remove(struct platform_device *pdev,
		   struct rsnd_priv *priv);
int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
				  struct rsnd_mod *mod,
				  unsigned int src_rate,
				  unsigned int dst_rate);
int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
				  struct rsnd_dai *rdai,
				  struct rsnd_dai_stream *io,
				  unsigned int src_rate,
				  unsigned int dst_rate);
int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
				     struct rsnd_dai *rdai,
				     struct rsnd_dai_stream *io);

/*
 *	R-Car sound priv
 */
struct rsnd_priv {

	struct device *dev;
	struct rcar_snd_info *info;
	spinlock_t lock;

	/*
	 * below value will be filled on rsnd_gen_probe()
	 */
	void *gen;

	/*
	 * below value will be filled on rsnd_scu_probe()
	 */
	void *scu;
	int scu_nr;

	/*
	 * below value will be filled on rsnd_adg_probe()
	 */
	void *adg;

	/*
	 * below value will be filled on rsnd_ssi_probe()
	 */
	void *ssi;
	int ssi_nr;

	/*
	 * below value will be filled on rsnd_dai_probe()
	 */
	struct snd_soc_dai_driver *daidrv;
	struct rsnd_dai *rdai;
	int dai_nr;
};

#define rsnd_priv_to_dev(priv)	((priv)->dev)
#define rsnd_lock(priv, flags) spin_lock_irqsave(&priv->lock, flags)
#define rsnd_unlock(priv, flags) spin_unlock_irqrestore(&priv->lock, flags)

/*
 *	R-Car SCU
 */
int rsnd_scu_probe(struct platform_device *pdev,
		   struct rcar_snd_info *info,
		   struct rsnd_priv *priv);
void rsnd_scu_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_scu_mod_get(struct rsnd_priv *priv, int id);
unsigned int rsnd_scu_get_ssi_rate(struct rsnd_priv *priv,
				   struct rsnd_mod *ssi_mod,
				   struct snd_pcm_runtime *runtime);

#define rsnd_scu_nr(priv) ((priv)->scu_nr)

/*
 *	R-Car SSI
 */
int rsnd_ssi_probe(struct platform_device *pdev,
		   struct rcar_snd_info *info,
		   struct rsnd_priv *priv);
void rsnd_ssi_remove(struct platform_device *pdev,
		   struct rsnd_priv *priv);
struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
struct rsnd_mod *rsnd_ssi_mod_get_frm_dai(struct rsnd_priv *priv,
					  int dai_id, int is_play);
int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
int rsnd_ssi_is_play(struct rsnd_mod *mod);

#endif
Commit	Line	Data
1536a968 KM	1	/*
	2	* Renesas R-Car
	3	*
	4	* Copyright (C) 2013 Renesas Solutions Corp.
	5	* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License version 2 as
	9	* published by the Free Software Foundation.
	10	*/
	11	#ifndef RSND_H
	12	#define RSND_H
	13
	14	#include <linux/clk.h>
	15	#include <linux/device.h>
0a4d94c0	16	#include <linux/dma-mapping.h>
1536a968 KM	17	#include <linux/io.h>
	18	#include <linux/list.h>
	19	#include <linux/module.h>
0a4d94c0 KM	20	#include <linux/sh_dma.h>
0a4d94c0 KM	21	#include <linux/workqueue.h>
1536a968 KM	22	#include <sound/rcar_snd.h>
	23	#include <sound/soc.h>
	24	#include <sound/pcm_params.h>
	25
	26	/*
	27	* pseudo register
	28	*
	29	* The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
	30	* This driver uses pseudo register in order to hide it.
	31	* see gen1/gen2 for detail
	32	*/
3337744a	33	enum rsnd_reg {
507d466c	34	/* SRU/SCU/SSIU */
2582718c KM	35	RSND_REG_SRC_ROUTE_SEL, /* for Gen1 */
	36	RSND_REG_SRC_TMG_SEL0, /* for Gen1 */
	37	RSND_REG_SRC_TMG_SEL1, /* for Gen1 */
	38	RSND_REG_SRC_TMG_SEL2, /* for Gen1 */
	39	RSND_REG_SRC_ROUTE_CTRL, /* for Gen1 */
629509c5 KM	40	RSND_REG_SRC_CTRL, /* for Gen2 */
	41	RSND_REG_SSI_CTRL, /* for Gen2 */
	42	RSND_REG_SSI_CONTROL,
	43	RSND_REG_SSI_BUSIF_MODE, /* for Gen2 */
	44	RSND_REG_SSI_BUSIF_ADINR, /* for Gen2 */
07539c1d KM	45	RSND_REG_SSI_MODE0,
07539c1d KM	46	RSND_REG_SSI_MODE1,
52ea2a79	47	RSND_REG_INT_ENABLE, /* for Gen2 */
0290d2a4	48	RSND_REG_SRC_BUSIF_MODE,
ef749400 KM	49	RSND_REG_SRC_ROUTE_MODE0,
	50	RSND_REG_SRC_SWRSR,
	51	RSND_REG_SRC_SRCIR,
690ef81e	52	RSND_REG_SRC_ADINR,
ef749400 KM	53	RSND_REG_SRC_IFSCR,
	54	RSND_REG_SRC_IFSVR,
	55	RSND_REG_SRC_SRCCR,
1b7b08ef	56	RSND_REG_SRC_MNFSR, /* for Gen1 */
629509c5 KM	57	RSND_REG_SRC_BSDSR, /* for Gen2 */
629509c5 KM	58	RSND_REG_SRC_BSISR, /* for Gen2 */
07539c1d	59
dfc9403b KM	60	/* ADG */
	61	RSND_REG_BRRA,
	62	RSND_REG_BRRB,
	63	RSND_REG_SSICKR,
	64	RSND_REG_AUDIO_CLK_SEL0,
	65	RSND_REG_AUDIO_CLK_SEL1,
	66	RSND_REG_AUDIO_CLK_SEL2,
ef749400 KM	67	RSND_REG_AUDIO_CLK_SEL3, /* for Gen1 */
	68	RSND_REG_AUDIO_CLK_SEL4, /* for Gen1 */
	69	RSND_REG_AUDIO_CLK_SEL5, /* for Gen1 */
ee2c828d	70	RSND_REG_DIV_EN, /* for Gen2 */
629509c5 KM	71	RSND_REG_SRCIN_TIMSEL0, /* for Gen2 */
	72	RSND_REG_SRCIN_TIMSEL1, /* for Gen2 */
	73	RSND_REG_SRCIN_TIMSEL2, /* for Gen2 */
	74	RSND_REG_SRCIN_TIMSEL3, /* for Gen2 */
	75	RSND_REG_SRCIN_TIMSEL4, /* for Gen2 */
	76	RSND_REG_SRCOUT_TIMSEL0, /* for Gen2 */
	77	RSND_REG_SRCOUT_TIMSEL1, /* for Gen2 */
	78	RSND_REG_SRCOUT_TIMSEL2, /* for Gen2 */
	79	RSND_REG_SRCOUT_TIMSEL3, /* for Gen2 */
	80	RSND_REG_SRCOUT_TIMSEL4, /* for Gen2 */
dfc9403b	81
ae5c3223 KM	82	/* SSI */
	83	RSND_REG_SSICR,
	84	RSND_REG_SSISR,
	85	RSND_REG_SSITDR,
	86	RSND_REG_SSIRDR,
	87	RSND_REG_SSIWSR,
	88
3337744a KM	89	RSND_REG_MAX,
	90	};
	91
1536a968	92	struct rsnd_priv;
cdaa3cdf	93	struct rsnd_mod;
1536a968 KM	94	struct rsnd_dai;
	95	struct rsnd_dai_stream;
	96
3337744a KM	97	/*
	98	* R-Car basic functions
	99	*/
	100	#define rsnd_mod_read(m, r) \
	101	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
	102	#define rsnd_mod_write(m, r, d) \
	103	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
	104	#define rsnd_mod_bset(m, r, s, d) \
	105	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
	106
3337744a KM	107	u32 rsnd_read(struct rsnd_priv priv, struct rsnd_mod mod, enum rsnd_reg reg);
	108	void rsnd_write(struct rsnd_priv priv, struct rsnd_mod mod,
	109	enum rsnd_reg reg, u32 data);
	110	void rsnd_bset(struct rsnd_priv priv, struct rsnd_mod mod, enum rsnd_reg reg,
	111	u32 mask, u32 data);
	112
0a4d94c0 KM	113	/*
	114	* R-Car DMA
	115	*/
	116	struct rsnd_dma {
0a4d94c0 KM	117	struct sh_dmae_slave slave;
	118	struct work_struct work;
	119	struct dma_chan *chan;
	120	enum dma_data_direction dir;
0a4d94c0 KM	121
0a4d94c0 KM	122	int submit_loop;
4686a0ad	123	int offset; /* it cares A/B plane */
0a4d94c0 KM	124	};
	125
	126	void rsnd_dma_start(struct rsnd_dma *dma);
	127	void rsnd_dma_stop(struct rsnd_dma *dma);
	128	int rsnd_dma_available(struct rsnd_dma *dma);
	129	int rsnd_dma_init(struct rsnd_priv priv, struct rsnd_dma dma,
4686a0ad	130	int is_play, int id);
0a4d94c0 KM	131	void rsnd_dma_quit(struct rsnd_priv *priv,
	132	struct rsnd_dma *dma);
	133
	134
cdaa3cdf KM	135	/*
	136	* R-Car sound mod
	137	*/
	138
	139	struct rsnd_mod_ops {
	140	char *name;
	141	int (init)(struct rsnd_mod mod,
	142	struct rsnd_dai *rdai,
	143	struct rsnd_dai_stream *io);
	144	int (quit)(struct rsnd_mod mod,
	145	struct rsnd_dai *rdai,
	146	struct rsnd_dai_stream *io);
	147	int (start)(struct rsnd_mod mod,
	148	struct rsnd_dai *rdai,
	149	struct rsnd_dai_stream *io);
	150	int (stop)(struct rsnd_mod mod,
	151	struct rsnd_dai *rdai,
	152	struct rsnd_dai_stream *io);
	153	};
	154
4686a0ad	155	struct rsnd_dai_stream;
cdaa3cdf KM	156	struct rsnd_mod {
	157	int id;
	158	struct rsnd_priv *priv;
	159	struct rsnd_mod_ops *ops;
	160	struct list_head list; /* connect to rsnd_dai playback/capture */
0a4d94c0	161	struct rsnd_dma dma;
4686a0ad	162	struct rsnd_dai_stream *io;
cdaa3cdf KM	163	};
	164
	165	#define rsnd_mod_to_priv(mod) ((mod)->priv)
0a4d94c0 KM	166	#define rsnd_mod_to_dma(mod) (&(mod)->dma)
0a4d94c0 KM	167	#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
4686a0ad	168	#define rsnd_mod_to_io(mod) ((mod)->io)
cdaa3cdf KM	169	#define rsnd_mod_id(mod) ((mod)->id)
	170	#define for_each_rsnd_mod(pos, n, io) \
	171	list_for_each_entry_safe(pos, n, &(io)->head, list)
92d9587e KM	172	#define __rsnd_mod_call(mod, func, rdai, io) \
	173	({ \
	174	struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \
	175	struct device *dev = rsnd_priv_to_dev(priv); \
	176	dev_dbg(dev, "%s-%d-%s\n", \
	177	rsnd_mod_name(mod), rsnd_mod_id(mod), #func); \
	178	(mod)->ops->func(mod, rdai, io); \
	179	})
	180
cdaa3cdf KM	181	#define rsnd_mod_call(mod, func, rdai, io) \
	182	(!(mod) ? -ENODEV : \
	183	!((mod)->ops->func) ? 0 : \
92d9587e	184	__rsnd_mod_call(mod, func, rdai, io))
cdaa3cdf KM	185
	186	void rsnd_mod_init(struct rsnd_priv *priv,
	187	struct rsnd_mod *mod,
	188	struct rsnd_mod_ops *ops,
	189	int id);
	190	char rsnd_mod_name(struct rsnd_mod mod);
	191
1536a968 KM	192	/*
	193	* R-Car sound DAI
	194	*/
	195	#define RSND_DAI_NAME_SIZE 16
	196	struct rsnd_dai_stream {
	197	struct list_head head; /* head of rsnd_mod list */
	198	struct snd_pcm_substream *substream;
	199	int byte_pos;
	200	int period_pos;
	201	int byte_per_period;
	202	int next_period_byte;
	203	};
	204
	205	struct rsnd_dai {
	206	char name[RSND_DAI_NAME_SIZE];
	207	struct rsnd_dai_platform_info info; / rcar_snd.h */
	208	struct rsnd_dai_stream playback;
	209	struct rsnd_dai_stream capture;
	210
a3737731 DC	211	unsigned int clk_master:1;
	212	unsigned int bit_clk_inv:1;
	213	unsigned int frm_clk_inv:1;
	214	unsigned int sys_delay:1;
	215	unsigned int data_alignment:1;
1536a968 KM	216	};
	217
	218	#define rsnd_dai_nr(priv) ((priv)->dai_nr)
	219	#define for_each_rsnd_dai(rdai, priv, i) \
00463c11 KM	220	for (i = 0; \
	221	(i < rsnd_dai_nr(priv)) && \
	222	((rdai) = rsnd_dai_get(priv, i)); \
	223	i++)
1536a968 KM	224
1536a968 KM	225	struct rsnd_dai rsnd_dai_get(struct rsnd_priv priv, int id);
cdaa3cdf KM	226	int rsnd_dai_disconnect(struct rsnd_mod *mod);
	227	int rsnd_dai_connect(struct rsnd_dai rdai, struct rsnd_mod mod,
	228	struct rsnd_dai_stream *io);
1536a968	229	int rsnd_dai_is_play(struct rsnd_dai rdai, struct rsnd_dai_stream io);
4b4dab82	230	int rsnd_dai_id(struct rsnd_priv priv, struct rsnd_dai rdai);
1536a968	231	#define rsnd_dai_get_platform_info(rdai) ((rdai)->info)
ae5c3223	232	#define rsnd_io_to_runtime(io) ((io)->substream->runtime)
1536a968 KM	233
	234	void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
	235	int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
e779a20d	236	#define rsnd_dai_is_clk_master(rdai) ((rdai)->clk_master)
1536a968	237
3337744a KM	238	/*
	239	* R-Car Gen1/Gen2
	240	*/
	241	int rsnd_gen_probe(struct platform_device *pdev,
	242	struct rcar_snd_info *info,
	243	struct rsnd_priv *priv);
	244	void rsnd_gen_remove(struct platform_device *pdev,
	245	struct rsnd_priv *priv);
	246	int rsnd_gen_path_init(struct rsnd_priv *priv,
	247	struct rsnd_dai *rdai,
	248	struct rsnd_dai_stream *io);
	249	int rsnd_gen_path_exit(struct rsnd_priv *priv,
	250	struct rsnd_dai *rdai,
	251	struct rsnd_dai_stream *io);
	252	void __iomem rsnd_gen_reg_get(struct rsnd_priv priv,
	253	struct rsnd_mod *mod,
	254	enum rsnd_reg reg);
c5d5a58d KM	255	#define rsnd_is_gen1(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
c5d5a58d KM	256	#define rsnd_is_gen2(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)
3337744a	257
dfc9403b KM	258	/*
	259	* R-Car ADG
	260	*/
	261	int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
	262	int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
	263	int rsnd_adg_probe(struct platform_device *pdev,
	264	struct rcar_snd_info *info,
	265	struct rsnd_priv *priv);
	266	void rsnd_adg_remove(struct platform_device *pdev,
	267	struct rsnd_priv *priv);
28dc4b63 KM	268	int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
	269	struct rsnd_mod *mod,
	270	unsigned int src_rate,
	271	unsigned int dst_rate);
629509c5 KM	272	int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
	273	struct rsnd_dai *rdai,
	274	struct rsnd_dai_stream *io,
	275	unsigned int src_rate,
	276	unsigned int dst_rate);
	277	int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
	278	struct rsnd_dai *rdai,
	279	struct rsnd_dai_stream *io);
dfc9403b	280
1536a968 KM	281	/*
	282	* R-Car sound priv
	283	*/
	284	struct rsnd_priv {
	285
	286	struct device *dev;
	287	struct rcar_snd_info *info;
	288	spinlock_t lock;
	289
3337744a KM	290	/*
	291	* below value will be filled on rsnd_gen_probe()
	292	*/
	293	void *gen;
	294
07539c1d KM	295	/*
	296	* below value will be filled on rsnd_scu_probe()
	297	*/
	298	void *scu;
	299	int scu_nr;
	300
dfc9403b KM	301	/*
	302	* below value will be filled on rsnd_adg_probe()
	303	*/
	304	void *adg;
	305
ae5c3223 KM	306	/*
	307	* below value will be filled on rsnd_ssi_probe()
	308	*/
dd27d808 KM	309	void *ssi;
dd27d808 KM	310	int ssi_nr;
ae5c3223	311
1536a968 KM	312	/*
	313	* below value will be filled on rsnd_dai_probe()
	314	*/
	315	struct snd_soc_dai_driver *daidrv;
	316	struct rsnd_dai *rdai;
	317	int dai_nr;
	318	};
	319
	320	#define rsnd_priv_to_dev(priv) ((priv)->dev)
	321	#define rsnd_lock(priv, flags) spin_lock_irqsave(&priv->lock, flags)
	322	#define rsnd_unlock(priv, flags) spin_unlock_irqrestore(&priv->lock, flags)
	323
07539c1d KM	324	/*
	325	* R-Car SCU
	326	*/
	327	int rsnd_scu_probe(struct platform_device *pdev,
	328	struct rcar_snd_info *info,
	329	struct rsnd_priv *priv);
	330	void rsnd_scu_remove(struct platform_device *pdev,
	331	struct rsnd_priv *priv);
	332	struct rsnd_mod rsnd_scu_mod_get(struct rsnd_priv priv, int id);
ef749400 KM	333	unsigned int rsnd_scu_get_ssi_rate(struct rsnd_priv *priv,
	334	struct rsnd_mod *ssi_mod,
	335	struct snd_pcm_runtime *runtime);
	336
07539c1d KM	337	#define rsnd_scu_nr(priv) ((priv)->scu_nr)
07539c1d KM	338
ae5c3223 KM	339	/*
	340	* R-Car SSI
	341	*/
	342	int rsnd_ssi_probe(struct platform_device *pdev,
	343	struct rcar_snd_info *info,
	344	struct rsnd_priv *priv);
	345	void rsnd_ssi_remove(struct platform_device *pdev,
	346	struct rsnd_priv *priv);
	347	struct rsnd_mod rsnd_ssi_mod_get(struct rsnd_priv priv, int id);
4b4dab82 KM	348	struct rsnd_mod rsnd_ssi_mod_get_frm_dai(struct rsnd_priv priv,
4b4dab82 KM	349	int dai_id, int is_play);
7b5ce975	350	int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
32f27ebf	351	int rsnd_ssi_is_play(struct rsnd_mod *mod);
ae5c3223	352
1536a968	353	#endif