[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/of_device.h>
#include <linux/of_irq.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_SSI_MODE0,
	RSND_REG_SSI_MODE1,
	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_CMD_ROUTE_SLCT,
	RSND_REG_DVC_SWRSR,
	RSND_REG_DVC_DVUIR,
	RSND_REG_DVC_ADINR,
	RSND_REG_DVC_DVUCR,
	RSND_REG_DVC_ZCMCR,
	RSND_REG_DVC_VOL0R,
	RSND_REG_DVC_VOL1R,
	RSND_REG_DVC_DVUER,

	/* ADG */
	RSND_REG_BRRA,
	RSND_REG_BRRB,
	RSND_REG_SSICKR,
	RSND_REG_AUDIO_CLK_SEL0,
	RSND_REG_AUDIO_CLK_SEL1,

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

	/* SHARE see below */
	RSND_REG_SHARE01,
	RSND_REG_SHARE02,
	RSND_REG_SHARE03,
	RSND_REG_SHARE04,
	RSND_REG_SHARE05,
	RSND_REG_SHARE06,
	RSND_REG_SHARE07,
	RSND_REG_SHARE08,
	RSND_REG_SHARE09,
	RSND_REG_SHARE10,
	RSND_REG_SHARE11,
	RSND_REG_SHARE12,
	RSND_REG_SHARE13,
	RSND_REG_SHARE14,
	RSND_REG_SHARE15,
	RSND_REG_SHARE16,
	RSND_REG_SHARE17,
	RSND_REG_SHARE18,
	RSND_REG_SHARE19,
	RSND_REG_SHARE20,
	RSND_REG_SHARE21,
	RSND_REG_SHARE22,

	RSND_REG_MAX,
};

/* Gen1 only */
#define RSND_REG_SRC_ROUTE_SEL		RSND_REG_SHARE01
#define RSND_REG_SRC_TMG_SEL0		RSND_REG_SHARE02
#define RSND_REG_SRC_TMG_SEL1		RSND_REG_SHARE03
#define RSND_REG_SRC_TMG_SEL2		RSND_REG_SHARE04
#define RSND_REG_SRC_ROUTE_CTRL		RSND_REG_SHARE05
#define RSND_REG_SRC_MNFSR		RSND_REG_SHARE06
#define RSND_REG_AUDIO_CLK_SEL3		RSND_REG_SHARE07
#define RSND_REG_AUDIO_CLK_SEL4		RSND_REG_SHARE08
#define RSND_REG_AUDIO_CLK_SEL5		RSND_REG_SHARE09

/* Gen2 only */
#define RSND_REG_SRC_CTRL		RSND_REG_SHARE01
#define RSND_REG_SSI_CTRL		RSND_REG_SHARE02
#define RSND_REG_SSI_BUSIF_MODE		RSND_REG_SHARE03
#define RSND_REG_SSI_BUSIF_ADINR	RSND_REG_SHARE04
#define RSND_REG_INT_ENABLE		RSND_REG_SHARE05
#define RSND_REG_SRC_BSDSR		RSND_REG_SHARE06
#define RSND_REG_SRC_BSISR		RSND_REG_SHARE07
#define RSND_REG_DIV_EN			RSND_REG_SHARE08
#define RSND_REG_SRCIN_TIMSEL0		RSND_REG_SHARE09
#define RSND_REG_SRCIN_TIMSEL1		RSND_REG_SHARE10
#define RSND_REG_SRCIN_TIMSEL2		RSND_REG_SHARE11
#define RSND_REG_SRCIN_TIMSEL3		RSND_REG_SHARE12
#define RSND_REG_SRCIN_TIMSEL4		RSND_REG_SHARE13
#define RSND_REG_SRCOUT_TIMSEL0		RSND_REG_SHARE14
#define RSND_REG_SRCOUT_TIMSEL1		RSND_REG_SHARE15
#define RSND_REG_SRCOUT_TIMSEL2		RSND_REG_SHARE16
#define RSND_REG_SRCOUT_TIMSEL3		RSND_REG_SHARE17
#define RSND_REG_SRCOUT_TIMSEL4		RSND_REG_SHARE18
#define RSND_REG_AUDIO_CLK_SEL2		RSND_REG_SHARE19
#define RSND_REG_CMD_CTRL		RSND_REG_SHARE20
#define RSND_REG_CMDOUT_TIMSEL		RSND_REG_SHARE21
#define RSND_REG_BUSIF_DALIGN		RSND_REG_SHARE22

struct rsnd_of_data;
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);
u32 rsnd_get_adinr(struct rsnd_mod *mod);

/*
 *	R-Car DMA
 */
struct rsnd_dma {
	struct sh_dmae_slave	slave;
	struct dma_chan		*chan;
	enum dma_transfer_direction dir;
	dma_addr_t		addr;
};

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
 */
enum rsnd_mod_type {
	RSND_MOD_SRC = 0,
	RSND_MOD_SSI,
	RSND_MOD_DVC,
	RSND_MOD_MAX,
};

struct rsnd_mod_ops {
	char *name;
	char* (*dma_name)(struct rsnd_mod *mod);
	int (*probe)(struct rsnd_mod *mod,
		     struct rsnd_dai *rdai);
	int (*remove)(struct rsnd_mod *mod,
		      struct rsnd_dai *rdai);
	int (*init)(struct rsnd_mod *mod,
		    struct rsnd_dai *rdai);
	int (*quit)(struct rsnd_mod *mod,
		    struct rsnd_dai *rdai);
	int (*start)(struct rsnd_mod *mod,
		     struct rsnd_dai *rdai);
	int (*stop)(struct rsnd_mod *mod,
		    struct rsnd_dai *rdai);
	int (*pcm_new)(struct rsnd_mod *mod,
		       struct rsnd_dai *rdai,
		       struct snd_soc_pcm_runtime *rtd);
};

struct rsnd_dai_stream;
struct rsnd_mod {
	int id;
	enum rsnd_mod_type type;
	struct rsnd_priv *priv;
	struct rsnd_mod_ops *ops;
	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)

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

/*
 *	R-Car sound DAI
 */
#define RSND_DAI_NAME_SIZE	16
struct rsnd_dai_stream {
	struct snd_pcm_substream *substream;
	struct rsnd_mod *mod[RSND_MOD_MAX];
	struct rsnd_dai_path_info *info; /* rcar_snd.h */
	int byte_pos;
	int period_pos;
	int byte_per_period;
	int next_period_byte;
};
#define rsnd_io_to_mod_ssi(io)	((io)->mod[RSND_MOD_SSI])
#define rsnd_io_to_mod_src(io)	((io)->mod[RSND_MOD_SRC])
#define rsnd_io_to_mod_dvc(io)	((io)->mod[RSND_MOD_DVC])

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

struct rsnd_dai *rsnd_dai_get(struct rsnd_priv *priv, int id);
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,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
			       struct rsnd_mod *mod,
			       enum rsnd_reg reg);
dma_addr_t rsnd_gen_dma_addr(struct rsnd_priv *priv,
		       struct rsnd_mod *mod,
		       int is_play,  int is_from);

#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,
		   const struct rsnd_of_data *of_data,
		   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);
int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_dai *rdai,
				 struct rsnd_mod *mod,
				 struct rsnd_dai_stream *io);

/*
 *	R-Car sound priv
 */
struct rsnd_of_data {
	u32 flags;
};

struct rsnd_priv {

	struct platform_device *pdev;
	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_src_probe()
	 */
	void *src;
	int src_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_dvc_probe()
	 */
	void *dvc;
	int dvc_nr;

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

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

#define rsnd_info_is_playback(priv, type)				\
({									\
	struct rcar_snd_info *info = rsnd_priv_to_info(priv);		\
	int i, is_play = 0;						\
	for (i = 0; i < info->dai_info_nr; i++) {			\
		if (info->dai_info[i].playback.type == (type)->info) {	\
			is_play = 1;					\
			break;						\
		}							\
	}								\
	is_play;							\
})

/*
 *	R-Car SRC
 */
int rsnd_src_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
				   struct rsnd_dai_stream *io,
				   struct snd_pcm_runtime *runtime);
int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
			struct rsnd_dai *rdai,
			int use_busif);
int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
		       struct rsnd_dai *rdai,
		       int use_busif);
int rsnd_src_enable_ssi_irq(struct rsnd_mod *ssi_mod,
			    struct rsnd_dai *rdai);

#define rsnd_src_nr(priv) ((priv)->src_nr)

/*
 *	R-Car SSI
 */
int rsnd_ssi_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);

/*
 *	R-Car DVC
 */
int rsnd_dvc_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
void rsnd_dvc_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);

#define rsnd_dvc_nr(priv) ((priv)->dvc_nr)


#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>
90e8e50f KM	20	#include <linux/of_device.h>
90e8e50f KM	21	#include <linux/of_irq.h>
0a4d94c0 KM	22	#include <linux/sh_dma.h>
0a4d94c0 KM	23	#include <linux/workqueue.h>
1536a968 KM	24	#include <sound/rcar_snd.h>
	25	#include <sound/soc.h>
	26	#include <sound/pcm_params.h>
	27
	28	/*
	29	* pseudo register
	30	*
	31	* The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
	32	* This driver uses pseudo register in order to hide it.
	33	* see gen1/gen2 for detail
	34	*/
3337744a	35	enum rsnd_reg {
507d466c	36	/* SRU/SCU/SSIU */
07539c1d KM	37	RSND_REG_SSI_MODE0,
07539c1d KM	38	RSND_REG_SSI_MODE1,
0290d2a4	39	RSND_REG_SRC_BUSIF_MODE,
ef749400 KM	40	RSND_REG_SRC_ROUTE_MODE0,
	41	RSND_REG_SRC_SWRSR,
	42	RSND_REG_SRC_SRCIR,
690ef81e	43	RSND_REG_SRC_ADINR,
ef749400 KM	44	RSND_REG_SRC_IFSCR,
	45	RSND_REG_SRC_IFSVR,
	46	RSND_REG_SRC_SRCCR,
bff58ea4 KM	47	RSND_REG_CMD_ROUTE_SLCT,
	48	RSND_REG_DVC_SWRSR,
	49	RSND_REG_DVC_DVUIR,
	50	RSND_REG_DVC_ADINR,
	51	RSND_REG_DVC_DVUCR,
	52	RSND_REG_DVC_ZCMCR,
	53	RSND_REG_DVC_VOL0R,
	54	RSND_REG_DVC_VOL1R,
	55	RSND_REG_DVC_DVUER,
07539c1d	56
dfc9403b KM	57	/* ADG */
	58	RSND_REG_BRRA,
	59	RSND_REG_BRRB,
	60	RSND_REG_SSICKR,
	61	RSND_REG_AUDIO_CLK_SEL0,
	62	RSND_REG_AUDIO_CLK_SEL1,
dfc9403b	63
ae5c3223 KM	64	/* SSI */
	65	RSND_REG_SSICR,
	66	RSND_REG_SSISR,
	67	RSND_REG_SSITDR,
	68	RSND_REG_SSIRDR,
	69	RSND_REG_SSIWSR,
	70
c82e1c88 KM	71	/* SHARE see below */
	72	RSND_REG_SHARE01,
	73	RSND_REG_SHARE02,
	74	RSND_REG_SHARE03,
	75	RSND_REG_SHARE04,
	76	RSND_REG_SHARE05,
	77	RSND_REG_SHARE06,
	78	RSND_REG_SHARE07,
	79	RSND_REG_SHARE08,
	80	RSND_REG_SHARE09,
	81	RSND_REG_SHARE10,
	82	RSND_REG_SHARE11,
	83	RSND_REG_SHARE12,
	84	RSND_REG_SHARE13,
	85	RSND_REG_SHARE14,
	86	RSND_REG_SHARE15,
	87	RSND_REG_SHARE16,
	88	RSND_REG_SHARE17,
	89	RSND_REG_SHARE18,
	90	RSND_REG_SHARE19,
bff58ea4 KM	91	RSND_REG_SHARE20,
bff58ea4 KM	92	RSND_REG_SHARE21,
1cc71959	93	RSND_REG_SHARE22,
c82e1c88	94
3337744a KM	95	RSND_REG_MAX,
	96	};
	97
c82e1c88 KM	98	/* Gen1 only */
	99	#define RSND_REG_SRC_ROUTE_SEL RSND_REG_SHARE01
	100	#define RSND_REG_SRC_TMG_SEL0 RSND_REG_SHARE02
	101	#define RSND_REG_SRC_TMG_SEL1 RSND_REG_SHARE03
	102	#define RSND_REG_SRC_TMG_SEL2 RSND_REG_SHARE04
	103	#define RSND_REG_SRC_ROUTE_CTRL RSND_REG_SHARE05
	104	#define RSND_REG_SRC_MNFSR RSND_REG_SHARE06
	105	#define RSND_REG_AUDIO_CLK_SEL3 RSND_REG_SHARE07
	106	#define RSND_REG_AUDIO_CLK_SEL4 RSND_REG_SHARE08
	107	#define RSND_REG_AUDIO_CLK_SEL5 RSND_REG_SHARE09
	108
	109	/* Gen2 only */
	110	#define RSND_REG_SRC_CTRL RSND_REG_SHARE01
	111	#define RSND_REG_SSI_CTRL RSND_REG_SHARE02
	112	#define RSND_REG_SSI_BUSIF_MODE RSND_REG_SHARE03
	113	#define RSND_REG_SSI_BUSIF_ADINR RSND_REG_SHARE04
	114	#define RSND_REG_INT_ENABLE RSND_REG_SHARE05
	115	#define RSND_REG_SRC_BSDSR RSND_REG_SHARE06
	116	#define RSND_REG_SRC_BSISR RSND_REG_SHARE07
	117	#define RSND_REG_DIV_EN RSND_REG_SHARE08
	118	#define RSND_REG_SRCIN_TIMSEL0 RSND_REG_SHARE09
	119	#define RSND_REG_SRCIN_TIMSEL1 RSND_REG_SHARE10
	120	#define RSND_REG_SRCIN_TIMSEL2 RSND_REG_SHARE11
	121	#define RSND_REG_SRCIN_TIMSEL3 RSND_REG_SHARE12
	122	#define RSND_REG_SRCIN_TIMSEL4 RSND_REG_SHARE13
	123	#define RSND_REG_SRCOUT_TIMSEL0 RSND_REG_SHARE14
	124	#define RSND_REG_SRCOUT_TIMSEL1 RSND_REG_SHARE15
	125	#define RSND_REG_SRCOUT_TIMSEL2 RSND_REG_SHARE16
	126	#define RSND_REG_SRCOUT_TIMSEL3 RSND_REG_SHARE17
	127	#define RSND_REG_SRCOUT_TIMSEL4 RSND_REG_SHARE18
	128	#define RSND_REG_AUDIO_CLK_SEL2 RSND_REG_SHARE19
bff58ea4 KM	129	#define RSND_REG_CMD_CTRL RSND_REG_SHARE20
bff58ea4 KM	130	#define RSND_REG_CMDOUT_TIMSEL RSND_REG_SHARE21
1cc71959	131	#define RSND_REG_BUSIF_DALIGN RSND_REG_SHARE22
c82e1c88	132
90e8e50f	133	struct rsnd_of_data;
1536a968	134	struct rsnd_priv;
cdaa3cdf	135	struct rsnd_mod;
1536a968 KM	136	struct rsnd_dai;
	137	struct rsnd_dai_stream;
	138
3337744a KM	139	/*
	140	* R-Car basic functions
	141	*/
	142	#define rsnd_mod_read(m, r) \
	143	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
	144	#define rsnd_mod_write(m, r, d) \
	145	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
	146	#define rsnd_mod_bset(m, r, s, d) \
	147	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
	148
3337744a KM	149	u32 rsnd_read(struct rsnd_priv priv, struct rsnd_mod mod, enum rsnd_reg reg);
	150	void rsnd_write(struct rsnd_priv priv, struct rsnd_mod mod,
	151	enum rsnd_reg reg, u32 data);
	152	void rsnd_bset(struct rsnd_priv priv, struct rsnd_mod mod, enum rsnd_reg reg,
	153	u32 mask, u32 data);
d7bdbc5d	154	u32 rsnd_get_adinr(struct rsnd_mod *mod);
3337744a	155
0a4d94c0 KM	156	/*
	157	* R-Car DMA
	158	*/
	159	struct rsnd_dma {
0a4d94c0	160	struct sh_dmae_slave slave;
0a4d94c0	161	struct dma_chan *chan;
cd7bcc60	162	enum dma_transfer_direction dir;
34037100	163	dma_addr_t addr;
0a4d94c0 KM	164	};
	165
	166	void rsnd_dma_start(struct rsnd_dma *dma);
	167	void rsnd_dma_stop(struct rsnd_dma *dma);
	168	int rsnd_dma_available(struct rsnd_dma *dma);
	169	int rsnd_dma_init(struct rsnd_priv priv, struct rsnd_dma dma,
4686a0ad	170	int is_play, int id);
0a4d94c0 KM	171	void rsnd_dma_quit(struct rsnd_priv *priv,
	172	struct rsnd_dma *dma);
	173
	174
cdaa3cdf KM	175	/*
	176	* R-Car sound mod
	177	*/
a126021d	178	enum rsnd_mod_type {
ba9c949f	179	RSND_MOD_SRC = 0,
a126021d	180	RSND_MOD_SSI,
bff58ea4	181	RSND_MOD_DVC,
a126021d KM	182	RSND_MOD_MAX,
a126021d KM	183	};
cdaa3cdf KM	184
	185	struct rsnd_mod_ops {
	186	char *name;
d9288d0b	187	char* (dma_name)(struct rsnd_mod mod);
7681f6ac	188	int (probe)(struct rsnd_mod mod,
b42fccf6	189	struct rsnd_dai *rdai);
7681f6ac	190	int (remove)(struct rsnd_mod mod,
b42fccf6	191	struct rsnd_dai *rdai);
cdaa3cdf	192	int (init)(struct rsnd_mod mod,
b42fccf6	193	struct rsnd_dai *rdai);
cdaa3cdf	194	int (quit)(struct rsnd_mod mod,
b42fccf6	195	struct rsnd_dai *rdai);
cdaa3cdf	196	int (start)(struct rsnd_mod mod,
b42fccf6	197	struct rsnd_dai *rdai);
cdaa3cdf	198	int (stop)(struct rsnd_mod mod,
b42fccf6	199	struct rsnd_dai *rdai);
bff58ea4 KM	200	int (pcm_new)(struct rsnd_mod mod,
	201	struct rsnd_dai *rdai,
	202	struct snd_soc_pcm_runtime *rtd);
cdaa3cdf KM	203	};
cdaa3cdf KM	204
4686a0ad	205	struct rsnd_dai_stream;
cdaa3cdf KM	206	struct rsnd_mod {
cdaa3cdf KM	207	int id;
a126021d	208	enum rsnd_mod_type type;
cdaa3cdf KM	209	struct rsnd_priv *priv;
cdaa3cdf KM	210	struct rsnd_mod_ops *ops;
0a4d94c0	211	struct rsnd_dma dma;
4686a0ad	212	struct rsnd_dai_stream *io;
cdaa3cdf KM	213	};
	214
	215	#define rsnd_mod_to_priv(mod) ((mod)->priv)
0a4d94c0 KM	216	#define rsnd_mod_to_dma(mod) (&(mod)->dma)
0a4d94c0 KM	217	#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
4686a0ad	218	#define rsnd_mod_to_io(mod) ((mod)->io)
cdaa3cdf	219	#define rsnd_mod_id(mod) ((mod)->id)
cdaa3cdf KM	220
	221	void rsnd_mod_init(struct rsnd_priv *priv,
	222	struct rsnd_mod *mod,
	223	struct rsnd_mod_ops *ops,
a126021d	224	enum rsnd_mod_type type,
cdaa3cdf KM	225	int id);
cdaa3cdf KM	226	char rsnd_mod_name(struct rsnd_mod mod);
d9288d0b	227	char rsnd_mod_dma_name(struct rsnd_mod mod);
cdaa3cdf	228
1536a968 KM	229	/*
	230	* R-Car sound DAI
	231	*/
	232	#define RSND_DAI_NAME_SIZE 16
	233	struct rsnd_dai_stream {
1536a968	234	struct snd_pcm_substream *substream;
a126021d	235	struct rsnd_mod *mod[RSND_MOD_MAX];
389933d9	236	struct rsnd_dai_path_info info; / rcar_snd.h */
1536a968 KM	237	int byte_pos;
	238	int period_pos;
	239	int byte_per_period;
	240	int next_period_byte;
	241	};
374e5426	242	#define rsnd_io_to_mod_ssi(io) ((io)->mod[RSND_MOD_SSI])
ba9c949f	243	#define rsnd_io_to_mod_src(io) ((io)->mod[RSND_MOD_SRC])
bff58ea4	244	#define rsnd_io_to_mod_dvc(io) ((io)->mod[RSND_MOD_DVC])
1536a968 KM	245
	246	struct rsnd_dai {
	247	char name[RSND_DAI_NAME_SIZE];
	248	struct rsnd_dai_platform_info info; / rcar_snd.h */
	249	struct rsnd_dai_stream playback;
	250	struct rsnd_dai_stream capture;
	251
a3737731 DC	252	unsigned int clk_master:1;
	253	unsigned int bit_clk_inv:1;
	254	unsigned int frm_clk_inv:1;
	255	unsigned int sys_delay:1;
	256	unsigned int data_alignment:1;
1536a968 KM	257	};
1536a968 KM	258
ecba9e72	259	#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
1536a968	260	#define for_each_rsnd_dai(rdai, priv, i) \
00463c11	261	for (i = 0; \
ecba9e72	262	(i < rsnd_rdai_nr(priv)) && \
00463c11 KM	263	((rdai) = rsnd_dai_get(priv, i)); \
00463c11 KM	264	i++)
1536a968 KM	265
	266	struct rsnd_dai rsnd_dai_get(struct rsnd_priv priv, int id);
	267	int rsnd_dai_is_play(struct rsnd_dai rdai, struct rsnd_dai_stream io);
4b4dab82	268	int rsnd_dai_id(struct rsnd_priv priv, struct rsnd_dai rdai);
1536a968	269	#define rsnd_dai_get_platform_info(rdai) ((rdai)->info)
ae5c3223	270	#define rsnd_io_to_runtime(io) ((io)->substream->runtime)
1536a968 KM	271
	272	void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
	273	int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
e779a20d	274	#define rsnd_dai_is_clk_master(rdai) ((rdai)->clk_master)
1536a968	275
3337744a KM	276	/*
	277	* R-Car Gen1/Gen2
	278	*/
	279	int rsnd_gen_probe(struct platform_device *pdev,
90e8e50f	280	const struct rsnd_of_data *of_data,
3337744a	281	struct rsnd_priv *priv);
3337744a KM	282	void __iomem rsnd_gen_reg_get(struct rsnd_priv priv,
	283	struct rsnd_mod *mod,
	284	enum rsnd_reg reg);
37523034 KM	285	dma_addr_t rsnd_gen_dma_addr(struct rsnd_priv *priv,
	286	struct rsnd_mod *mod,
	287	int is_play, int is_from);
ad32d0c7	288
c5d5a58d KM	289	#define rsnd_is_gen1(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
c5d5a58d KM	290	#define rsnd_is_gen2(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)
3337744a	291
dfc9403b KM	292	/*
	293	* R-Car ADG
	294	*/
	295	int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
	296	int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
	297	int rsnd_adg_probe(struct platform_device *pdev,
90e8e50f	298	const struct rsnd_of_data *of_data,
dfc9403b	299	struct rsnd_priv *priv);
28dc4b63 KM	300	int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
	301	struct rsnd_mod *mod,
	302	unsigned int src_rate,
	303	unsigned int dst_rate);
629509c5 KM	304	int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
	305	struct rsnd_dai *rdai,
	306	struct rsnd_dai_stream *io,
	307	unsigned int src_rate,
	308	unsigned int dst_rate);
	309	int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
	310	struct rsnd_dai *rdai,
	311	struct rsnd_dai_stream *io);
bff58ea4 KM	312	int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_dai *rdai,
	313	struct rsnd_mod *mod,
	314	struct rsnd_dai_stream *io);
dfc9403b	315
1536a968 KM	316	/*
	317	* R-Car sound priv
	318	*/
90e8e50f KM	319	struct rsnd_of_data {
	320	u32 flags;
	321	};
	322
1536a968 KM	323	struct rsnd_priv {
1536a968 KM	324
9f464f8e	325	struct platform_device *pdev;
1536a968 KM	326	struct rcar_snd_info *info;
	327	spinlock_t lock;
	328
3337744a KM	329	/*
	330	* below value will be filled on rsnd_gen_probe()
	331	*/
	332	void *gen;
	333
07539c1d	334	/*
ba9c949f	335	* below value will be filled on rsnd_src_probe()
07539c1d	336	*/
ba9c949f KM	337	void *src;
ba9c949f KM	338	int src_nr;
07539c1d	339
dfc9403b KM	340	/*
	341	* below value will be filled on rsnd_adg_probe()
	342	*/
	343	void *adg;
	344
ae5c3223 KM	345	/*
	346	* below value will be filled on rsnd_ssi_probe()
	347	*/
dd27d808 KM	348	void *ssi;
dd27d808 KM	349	int ssi_nr;
ae5c3223	350
bff58ea4 KM	351	/*
	352	* below value will be filled on rsnd_dvc_probe()
	353	*/
	354	void *dvc;
	355	int dvc_nr;
	356
1536a968 KM	357	/*
	358	* below value will be filled on rsnd_dai_probe()
	359	*/
	360	struct snd_soc_dai_driver *daidrv;
	361	struct rsnd_dai *rdai;
ecba9e72	362	int rdai_nr;
1536a968 KM	363	};
1536a968 KM	364
9f464f8e KM	365	#define rsnd_priv_to_pdev(priv) ((priv)->pdev)
9f464f8e KM	366	#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev))
5da39cf3	367	#define rsnd_priv_to_info(priv) ((priv)->info)
1536a968 KM	368	#define rsnd_lock(priv, flags) spin_lock_irqsave(&priv->lock, flags)
	369	#define rsnd_unlock(priv, flags) spin_unlock_irqrestore(&priv->lock, flags)
	370
389933d9 KM	371	#define rsnd_info_is_playback(priv, type) \
	372	({ \
	373	struct rcar_snd_info *info = rsnd_priv_to_info(priv); \
	374	int i, is_play = 0; \
	375	for (i = 0; i < info->dai_info_nr; i++) { \
	376	if (info->dai_info[i].playback.type == (type)->info) { \
	377	is_play = 1; \
	378	break; \
	379	} \
	380	} \
	381	is_play; \
	382	})
	383
07539c1d	384	/*
ba9c949f	385	* R-Car SRC
07539c1d	386	*/
ba9c949f	387	int rsnd_src_probe(struct platform_device *pdev,
90e8e50f	388	const struct rsnd_of_data *of_data,
07539c1d	389	struct rsnd_priv *priv);
ba9c949f KM	390	struct rsnd_mod rsnd_src_mod_get(struct rsnd_priv priv, int id);
ba9c949f KM	391	unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
374e5426	392	struct rsnd_dai_stream *io,
ef749400	393	struct snd_pcm_runtime *runtime);
d9288d0b KM	394	int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
	395	struct rsnd_dai *rdai,
	396	int use_busif);
	397	int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
	398	struct rsnd_dai *rdai,
	399	int use_busif);
ba9c949f	400	int rsnd_src_enable_ssi_irq(struct rsnd_mod *ssi_mod,
b42fccf6	401	struct rsnd_dai *rdai);
ef749400	402
ba9c949f	403	#define rsnd_src_nr(priv) ((priv)->src_nr)
07539c1d	404
ae5c3223 KM	405	/*
	406	* R-Car SSI
	407	*/
	408	int rsnd_ssi_probe(struct platform_device *pdev,
90e8e50f	409	const struct rsnd_of_data *of_data,
ae5c3223	410	struct rsnd_priv *priv);
ae5c3223	411	struct rsnd_mod rsnd_ssi_mod_get(struct rsnd_priv priv, int id);
7b5ce975	412	int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
ae5c3223	413
bff58ea4 KM	414	/*
	415	* R-Car DVC
	416	*/
	417	int rsnd_dvc_probe(struct platform_device *pdev,
	418	const struct rsnd_of_data *of_data,
	419	struct rsnd_priv *priv);
	420	void rsnd_dvc_remove(struct platform_device *pdev,
	421	struct rsnd_priv *priv);
	422	struct rsnd_mod rsnd_dvc_mod_get(struct rsnd_priv priv, int id);
	423
	424	#define rsnd_dvc_nr(priv) ((priv)->dvc_nr)
	425
	426
1536a968	427	#endif