[mirror_ubuntu-focal-kernel.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_SCU_SYS_STATUS0,
	RSND_REG_SCU_SYS_INT_EN0,
	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_SHARE23,
	RSND_REG_SHARE24,
	RSND_REG_SHARE25,
	RSND_REG_SHARE26,
	RSND_REG_SHARE27,
	RSND_REG_SHARE28,

	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
#define RSND_REG_DVC_VRCTR		RSND_REG_SHARE23
#define RSND_REG_DVC_VRPDR		RSND_REG_SHARE24
#define RSND_REG_DVC_VRDBR		RSND_REG_SHARE25
#define RSND_REG_SCU_SYS_STATUS1	RSND_REG_SHARE26
#define RSND_REG_SCU_SYS_INT_EN1	RSND_REG_SHARE27
#define RSND_REG_SRC_INT_ENABLE0	RSND_REG_SHARE28

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);
	int (*fallback)(struct rsnd_mod *mod,
			struct rsnd_dai *rdai);
};

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;
	struct clk *clk;
	u32 status;
};
/*
 * status
 *
 * bit
 * 0	0: probe	1: remove
 * 1	0: init		1: quit
 * 2	0: start	1: stop
 * 3	0: pcm_new
 * 4	0: fallback
 */
#define __rsnd_mod_shift_probe		0
#define __rsnd_mod_shift_remove		0
#define __rsnd_mod_shift_init		1
#define __rsnd_mod_shift_quit		1
#define __rsnd_mod_shift_start		2
#define __rsnd_mod_shift_stop		2
#define __rsnd_mod_shift_pcm_new	3
#define __rsnd_mod_shift_fallback	4

#define __rsnd_mod_call_probe		0
#define __rsnd_mod_call_remove		1
#define __rsnd_mod_call_init		0
#define __rsnd_mod_call_quit		1
#define __rsnd_mod_call_start		0
#define __rsnd_mod_call_stop		1
#define __rsnd_mod_call_pcm_new		0
#define __rsnd_mod_call_fallback	0

#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 rsnd_mod_hw_start(mod)	clk_prepare_enable((mod)->clk)
#define rsnd_mod_hw_stop(mod)	clk_disable_unprepare((mod)->clk)

void rsnd_mod_init(struct rsnd_priv *priv,
		   struct rsnd_mod *mod,
		   struct rsnd_mod_ops *ops,
		   struct clk *clk,
		   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])
#define rsnd_io_to_runtime(io) ((io)->substream ? \
				(io)->substream->runtime : NULL)

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)

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;							\
})

/*
 *	rsnd_kctrl
 */
struct rsnd_kctrl_cfg {
	unsigned int max;
	unsigned int size;
	u32 *val;
	const char * const *texts;
	void (*update)(struct rsnd_mod *mod);
};

#define RSND_DVC_CHANNELS	2
struct rsnd_kctrl_cfg_m {
	struct rsnd_kctrl_cfg cfg;
	u32 val[RSND_DVC_CHANNELS];
};

struct rsnd_kctrl_cfg_s {
	struct rsnd_kctrl_cfg cfg;
	u32 val;
};

int rsnd_kctrl_new_m(struct rsnd_mod *mod,
		     struct rsnd_dai *rdai,
		     struct snd_soc_pcm_runtime *rtd,
		     const unsigned char *name,
		     void (*update)(struct rsnd_mod *mod),
		     struct rsnd_kctrl_cfg_m *_cfg,
		     u32 max);
int rsnd_kctrl_new_s(struct rsnd_mod *mod,
		     struct rsnd_dai *rdai,
		     struct snd_soc_pcm_runtime *rtd,
		     const unsigned char *name,
		     void (*update)(struct rsnd_mod *mod),
		     struct rsnd_kctrl_cfg_s *_cfg,
		     u32 max);
int rsnd_kctrl_new_e(struct rsnd_mod *mod,
		     struct rsnd_dai *rdai,
		     struct snd_soc_pcm_runtime *rtd,
		     const unsigned char *name,
		     struct rsnd_kctrl_cfg_s *_cfg,
		     void (*update)(struct rsnd_mod *mod),
		     const char * const *texts,
		     u32 max);

/*
 *	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 rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod,
			    struct rsnd_dai *rdai);
int rsnd_src_ssi_irq_disable(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);
int rsnd_ssi_is_dma_mode(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,
cfcefe01 KM	47	RSND_REG_SCU_SYS_STATUS0,
cfcefe01 KM	48	RSND_REG_SCU_SYS_INT_EN0,
bff58ea4 KM	49	RSND_REG_CMD_ROUTE_SLCT,
	50	RSND_REG_DVC_SWRSR,
	51	RSND_REG_DVC_DVUIR,
	52	RSND_REG_DVC_ADINR,
	53	RSND_REG_DVC_DVUCR,
	54	RSND_REG_DVC_ZCMCR,
	55	RSND_REG_DVC_VOL0R,
	56	RSND_REG_DVC_VOL1R,
	57	RSND_REG_DVC_DVUER,
07539c1d	58
dfc9403b KM	59	/* ADG */
	60	RSND_REG_BRRA,
	61	RSND_REG_BRRB,
	62	RSND_REG_SSICKR,
	63	RSND_REG_AUDIO_CLK_SEL0,
	64	RSND_REG_AUDIO_CLK_SEL1,
dfc9403b	65
ae5c3223 KM	66	/* SSI */
	67	RSND_REG_SSICR,
	68	RSND_REG_SSISR,
	69	RSND_REG_SSITDR,
	70	RSND_REG_SSIRDR,
	71	RSND_REG_SSIWSR,
	72
c82e1c88 KM	73	/* SHARE see below */
	74	RSND_REG_SHARE01,
	75	RSND_REG_SHARE02,
	76	RSND_REG_SHARE03,
	77	RSND_REG_SHARE04,
	78	RSND_REG_SHARE05,
	79	RSND_REG_SHARE06,
	80	RSND_REG_SHARE07,
	81	RSND_REG_SHARE08,
	82	RSND_REG_SHARE09,
	83	RSND_REG_SHARE10,
	84	RSND_REG_SHARE11,
	85	RSND_REG_SHARE12,
	86	RSND_REG_SHARE13,
	87	RSND_REG_SHARE14,
	88	RSND_REG_SHARE15,
	89	RSND_REG_SHARE16,
	90	RSND_REG_SHARE17,
	91	RSND_REG_SHARE18,
	92	RSND_REG_SHARE19,
bff58ea4 KM	93	RSND_REG_SHARE20,
bff58ea4 KM	94	RSND_REG_SHARE21,
1cc71959	95	RSND_REG_SHARE22,
3539cacf KM	96	RSND_REG_SHARE23,
	97	RSND_REG_SHARE24,
	98	RSND_REG_SHARE25,
cfcefe01 KM	99	RSND_REG_SHARE26,
	100	RSND_REG_SHARE27,
	101	RSND_REG_SHARE28,
c82e1c88	102
3337744a KM	103	RSND_REG_MAX,
	104	};
	105
c82e1c88 KM	106	/* Gen1 only */
	107	#define RSND_REG_SRC_ROUTE_SEL RSND_REG_SHARE01
	108	#define RSND_REG_SRC_TMG_SEL0 RSND_REG_SHARE02
	109	#define RSND_REG_SRC_TMG_SEL1 RSND_REG_SHARE03
	110	#define RSND_REG_SRC_TMG_SEL2 RSND_REG_SHARE04
	111	#define RSND_REG_SRC_ROUTE_CTRL RSND_REG_SHARE05
	112	#define RSND_REG_SRC_MNFSR RSND_REG_SHARE06
	113	#define RSND_REG_AUDIO_CLK_SEL3 RSND_REG_SHARE07
	114	#define RSND_REG_AUDIO_CLK_SEL4 RSND_REG_SHARE08
	115	#define RSND_REG_AUDIO_CLK_SEL5 RSND_REG_SHARE09
	116
	117	/* Gen2 only */
	118	#define RSND_REG_SRC_CTRL RSND_REG_SHARE01
	119	#define RSND_REG_SSI_CTRL RSND_REG_SHARE02
	120	#define RSND_REG_SSI_BUSIF_MODE RSND_REG_SHARE03
	121	#define RSND_REG_SSI_BUSIF_ADINR RSND_REG_SHARE04
	122	#define RSND_REG_INT_ENABLE RSND_REG_SHARE05
	123	#define RSND_REG_SRC_BSDSR RSND_REG_SHARE06
	124	#define RSND_REG_SRC_BSISR RSND_REG_SHARE07
	125	#define RSND_REG_DIV_EN RSND_REG_SHARE08
	126	#define RSND_REG_SRCIN_TIMSEL0 RSND_REG_SHARE09
	127	#define RSND_REG_SRCIN_TIMSEL1 RSND_REG_SHARE10
	128	#define RSND_REG_SRCIN_TIMSEL2 RSND_REG_SHARE11
	129	#define RSND_REG_SRCIN_TIMSEL3 RSND_REG_SHARE12
	130	#define RSND_REG_SRCIN_TIMSEL4 RSND_REG_SHARE13
	131	#define RSND_REG_SRCOUT_TIMSEL0 RSND_REG_SHARE14
	132	#define RSND_REG_SRCOUT_TIMSEL1 RSND_REG_SHARE15
	133	#define RSND_REG_SRCOUT_TIMSEL2 RSND_REG_SHARE16
	134	#define RSND_REG_SRCOUT_TIMSEL3 RSND_REG_SHARE17
	135	#define RSND_REG_SRCOUT_TIMSEL4 RSND_REG_SHARE18
	136	#define RSND_REG_AUDIO_CLK_SEL2 RSND_REG_SHARE19
bff58ea4 KM	137	#define RSND_REG_CMD_CTRL RSND_REG_SHARE20
bff58ea4 KM	138	#define RSND_REG_CMDOUT_TIMSEL RSND_REG_SHARE21
1cc71959	139	#define RSND_REG_BUSIF_DALIGN RSND_REG_SHARE22
3539cacf KM	140	#define RSND_REG_DVC_VRCTR RSND_REG_SHARE23
	141	#define RSND_REG_DVC_VRPDR RSND_REG_SHARE24
	142	#define RSND_REG_DVC_VRDBR RSND_REG_SHARE25
cfcefe01 KM	143	#define RSND_REG_SCU_SYS_STATUS1 RSND_REG_SHARE26
	144	#define RSND_REG_SCU_SYS_INT_EN1 RSND_REG_SHARE27
	145	#define RSND_REG_SRC_INT_ENABLE0 RSND_REG_SHARE28
c82e1c88	146
90e8e50f	147	struct rsnd_of_data;
1536a968	148	struct rsnd_priv;
cdaa3cdf	149	struct rsnd_mod;
1536a968 KM	150	struct rsnd_dai;
	151	struct rsnd_dai_stream;
	152
3337744a KM	153	/*
	154	* R-Car basic functions
	155	*/
	156	#define rsnd_mod_read(m, r) \
	157	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
	158	#define rsnd_mod_write(m, r, d) \
	159	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
	160	#define rsnd_mod_bset(m, r, s, d) \
	161	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
	162
3337744a KM	163	u32 rsnd_read(struct rsnd_priv priv, struct rsnd_mod mod, enum rsnd_reg reg);
	164	void rsnd_write(struct rsnd_priv priv, struct rsnd_mod mod,
	165	enum rsnd_reg reg, u32 data);
	166	void rsnd_bset(struct rsnd_priv priv, struct rsnd_mod mod, enum rsnd_reg reg,
	167	u32 mask, u32 data);
d7bdbc5d	168	u32 rsnd_get_adinr(struct rsnd_mod *mod);
3337744a	169
0a4d94c0 KM	170	/*
	171	* R-Car DMA
	172	*/
	173	struct rsnd_dma {
0a4d94c0	174	struct sh_dmae_slave slave;
0a4d94c0	175	struct dma_chan *chan;
cd7bcc60	176	enum dma_transfer_direction dir;
34037100	177	dma_addr_t addr;
0a4d94c0 KM	178	};
	179
	180	void rsnd_dma_start(struct rsnd_dma *dma);
	181	void rsnd_dma_stop(struct rsnd_dma *dma);
	182	int rsnd_dma_available(struct rsnd_dma *dma);
	183	int rsnd_dma_init(struct rsnd_priv priv, struct rsnd_dma dma,
4686a0ad	184	int is_play, int id);
0a4d94c0 KM	185	void rsnd_dma_quit(struct rsnd_priv *priv,
	186	struct rsnd_dma *dma);
	187
	188
cdaa3cdf KM	189	/*
	190	* R-Car sound mod
	191	*/
a126021d	192	enum rsnd_mod_type {
ba9c949f	193	RSND_MOD_SRC = 0,
a126021d	194	RSND_MOD_SSI,
bff58ea4	195	RSND_MOD_DVC,
a126021d KM	196	RSND_MOD_MAX,
a126021d KM	197	};
cdaa3cdf KM	198
	199	struct rsnd_mod_ops {
	200	char *name;
d9288d0b	201	char* (dma_name)(struct rsnd_mod mod);
7681f6ac	202	int (probe)(struct rsnd_mod mod,
b42fccf6	203	struct rsnd_dai *rdai);
7681f6ac	204	int (remove)(struct rsnd_mod mod,
b42fccf6	205	struct rsnd_dai *rdai);
cdaa3cdf	206	int (init)(struct rsnd_mod mod,
b42fccf6	207	struct rsnd_dai *rdai);
cdaa3cdf	208	int (quit)(struct rsnd_mod mod,
b42fccf6	209	struct rsnd_dai *rdai);
cdaa3cdf	210	int (start)(struct rsnd_mod mod,
b42fccf6	211	struct rsnd_dai *rdai);
cdaa3cdf	212	int (stop)(struct rsnd_mod mod,
b42fccf6	213	struct rsnd_dai *rdai);
bff58ea4 KM	214	int (pcm_new)(struct rsnd_mod mod,
	215	struct rsnd_dai *rdai,
	216	struct snd_soc_pcm_runtime *rtd);
97463e19 KM	217	int (fallback)(struct rsnd_mod mod,
97463e19 KM	218	struct rsnd_dai *rdai);
cdaa3cdf KM	219	};
cdaa3cdf KM	220
4686a0ad	221	struct rsnd_dai_stream;
cdaa3cdf KM	222	struct rsnd_mod {
cdaa3cdf KM	223	int id;
a126021d	224	enum rsnd_mod_type type;
cdaa3cdf KM	225	struct rsnd_priv *priv;
cdaa3cdf KM	226	struct rsnd_mod_ops *ops;
0a4d94c0	227	struct rsnd_dma dma;
4686a0ad	228	struct rsnd_dai_stream *io;
85642952	229	struct clk *clk;
417f9642	230	u32 status;
cdaa3cdf	231	};
417f9642 KM	232	/*
	233	* status
	234	*
	235	* bit
	236	* 0 0: probe 1: remove
	237	* 1 0: init 1: quit
	238	* 2 0: start 1: stop
	239	* 3 0: pcm_new
	240	* 4 0: fallback
	241	*/
	242	#define __rsnd_mod_shift_probe 0
	243	#define __rsnd_mod_shift_remove 0
	244	#define __rsnd_mod_shift_init 1
	245	#define __rsnd_mod_shift_quit 1
	246	#define __rsnd_mod_shift_start 2
	247	#define __rsnd_mod_shift_stop 2
	248	#define __rsnd_mod_shift_pcm_new 3
	249	#define __rsnd_mod_shift_fallback 4
	250
	251	#define __rsnd_mod_call_probe 0
	252	#define __rsnd_mod_call_remove 1
	253	#define __rsnd_mod_call_init 0
	254	#define __rsnd_mod_call_quit 1
	255	#define __rsnd_mod_call_start 0
	256	#define __rsnd_mod_call_stop 1
	257	#define __rsnd_mod_call_pcm_new 0
	258	#define __rsnd_mod_call_fallback 0
cdaa3cdf KM	259
cdaa3cdf KM	260	#define rsnd_mod_to_priv(mod) ((mod)->priv)
0a4d94c0 KM	261	#define rsnd_mod_to_dma(mod) (&(mod)->dma)
0a4d94c0 KM	262	#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
4686a0ad	263	#define rsnd_mod_to_io(mod) ((mod)->io)
cdaa3cdf	264	#define rsnd_mod_id(mod) ((mod)->id)
85642952 KM	265	#define rsnd_mod_hw_start(mod) clk_prepare_enable((mod)->clk)
85642952 KM	266	#define rsnd_mod_hw_stop(mod) clk_disable_unprepare((mod)->clk)
cdaa3cdf KM	267
	268	void rsnd_mod_init(struct rsnd_priv *priv,
	269	struct rsnd_mod *mod,
	270	struct rsnd_mod_ops *ops,
85642952	271	struct clk *clk,
a126021d	272	enum rsnd_mod_type type,
cdaa3cdf KM	273	int id);
cdaa3cdf KM	274	char rsnd_mod_name(struct rsnd_mod mod);
d9288d0b	275	char rsnd_mod_dma_name(struct rsnd_mod mod);
cdaa3cdf	276
1536a968 KM	277	/*
	278	* R-Car sound DAI
	279	*/
	280	#define RSND_DAI_NAME_SIZE 16
	281	struct rsnd_dai_stream {
1536a968	282	struct snd_pcm_substream *substream;
a126021d	283	struct rsnd_mod *mod[RSND_MOD_MAX];
389933d9	284	struct rsnd_dai_path_info info; / rcar_snd.h */
1536a968 KM	285	int byte_pos;
	286	int period_pos;
	287	int byte_per_period;
	288	int next_period_byte;
	289	};
374e5426	290	#define rsnd_io_to_mod_ssi(io) ((io)->mod[RSND_MOD_SSI])
ba9c949f	291	#define rsnd_io_to_mod_src(io) ((io)->mod[RSND_MOD_SRC])
bff58ea4	292	#define rsnd_io_to_mod_dvc(io) ((io)->mod[RSND_MOD_DVC])
9d0e202f KM	293	#define rsnd_io_to_runtime(io) ((io)->substream ? \
9d0e202f KM	294	(io)->substream->runtime : NULL)
1536a968 KM	295
	296	struct rsnd_dai {
	297	char name[RSND_DAI_NAME_SIZE];
	298	struct rsnd_dai_platform_info info; / rcar_snd.h */
	299	struct rsnd_dai_stream playback;
	300	struct rsnd_dai_stream capture;
	301
a3737731 DC	302	unsigned int clk_master:1;
	303	unsigned int bit_clk_inv:1;
	304	unsigned int frm_clk_inv:1;
	305	unsigned int sys_delay:1;
	306	unsigned int data_alignment:1;
1536a968 KM	307	};
1536a968 KM	308
ecba9e72	309	#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
1536a968	310	#define for_each_rsnd_dai(rdai, priv, i) \
00463c11	311	for (i = 0; \
ecba9e72	312	(i < rsnd_rdai_nr(priv)) && \
00463c11 KM	313	((rdai) = rsnd_dai_get(priv, i)); \
00463c11 KM	314	i++)
1536a968 KM	315
	316	struct rsnd_dai rsnd_dai_get(struct rsnd_priv priv, int id);
	317	int rsnd_dai_is_play(struct rsnd_dai rdai, struct rsnd_dai_stream io);
4b4dab82	318	int rsnd_dai_id(struct rsnd_priv priv, struct rsnd_dai rdai);
1536a968 KM	319	#define rsnd_dai_get_platform_info(rdai) ((rdai)->info)
	320
	321	void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
	322	int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
e779a20d	323	#define rsnd_dai_is_clk_master(rdai) ((rdai)->clk_master)
1536a968	324
3337744a KM	325	/*
	326	* R-Car Gen1/Gen2
	327	*/
	328	int rsnd_gen_probe(struct platform_device *pdev,
90e8e50f	329	const struct rsnd_of_data *of_data,
3337744a	330	struct rsnd_priv *priv);
3337744a KM	331	void __iomem rsnd_gen_reg_get(struct rsnd_priv priv,
	332	struct rsnd_mod *mod,
	333	enum rsnd_reg reg);
37523034 KM	334	dma_addr_t rsnd_gen_dma_addr(struct rsnd_priv *priv,
	335	struct rsnd_mod *mod,
	336	int is_play, int is_from);
ad32d0c7	337
c5d5a58d KM	338	#define rsnd_is_gen1(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
c5d5a58d KM	339	#define rsnd_is_gen2(s) (((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)
3337744a	340
dfc9403b KM	341	/*
	342	* R-Car ADG
	343	*/
	344	int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
	345	int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
	346	int rsnd_adg_probe(struct platform_device *pdev,
90e8e50f	347	const struct rsnd_of_data *of_data,
dfc9403b	348	struct rsnd_priv *priv);
28dc4b63 KM	349	int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
	350	struct rsnd_mod *mod,
	351	unsigned int src_rate,
	352	unsigned int dst_rate);
629509c5 KM	353	int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
	354	struct rsnd_dai *rdai,
	355	struct rsnd_dai_stream *io,
	356	unsigned int src_rate,
	357	unsigned int dst_rate);
	358	int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
	359	struct rsnd_dai *rdai,
	360	struct rsnd_dai_stream *io);
bff58ea4 KM	361	int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_dai *rdai,
	362	struct rsnd_mod *mod,
	363	struct rsnd_dai_stream *io);
dfc9403b	364
1536a968 KM	365	/*
	366	* R-Car sound priv
	367	*/
90e8e50f KM	368	struct rsnd_of_data {
	369	u32 flags;
	370	};
	371
1536a968 KM	372	struct rsnd_priv {
1536a968 KM	373
9f464f8e	374	struct platform_device *pdev;
1536a968 KM	375	struct rcar_snd_info *info;
	376	spinlock_t lock;
	377
3337744a KM	378	/*
	379	* below value will be filled on rsnd_gen_probe()
	380	*/
	381	void *gen;
	382
07539c1d	383	/*
ba9c949f	384	* below value will be filled on rsnd_src_probe()
07539c1d	385	*/
ba9c949f KM	386	void *src;
ba9c949f KM	387	int src_nr;
07539c1d	388
dfc9403b KM	389	/*
	390	* below value will be filled on rsnd_adg_probe()
	391	*/
	392	void *adg;
	393
ae5c3223 KM	394	/*
	395	* below value will be filled on rsnd_ssi_probe()
	396	*/
dd27d808 KM	397	void *ssi;
dd27d808 KM	398	int ssi_nr;
ae5c3223	399
bff58ea4 KM	400	/*
	401	* below value will be filled on rsnd_dvc_probe()
	402	*/
	403	void *dvc;
	404	int dvc_nr;
	405
1536a968 KM	406	/*
	407	* below value will be filled on rsnd_dai_probe()
	408	*/
	409	struct snd_soc_dai_driver *daidrv;
	410	struct rsnd_dai *rdai;
ecba9e72	411	int rdai_nr;
1536a968 KM	412	};
1536a968 KM	413
9f464f8e KM	414	#define rsnd_priv_to_pdev(priv) ((priv)->pdev)
9f464f8e KM	415	#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev))
5da39cf3	416	#define rsnd_priv_to_info(priv) ((priv)->info)
1536a968 KM	417	#define rsnd_lock(priv, flags) spin_lock_irqsave(&priv->lock, flags)
	418	#define rsnd_unlock(priv, flags) spin_unlock_irqrestore(&priv->lock, flags)
	419
389933d9 KM	420	#define rsnd_info_is_playback(priv, type) \
	421	({ \
	422	struct rcar_snd_info *info = rsnd_priv_to_info(priv); \
	423	int i, is_play = 0; \
	424	for (i = 0; i < info->dai_info_nr; i++) { \
	425	if (info->dai_info[i].playback.type == (type)->info) { \
	426	is_play = 1; \
	427	break; \
	428	} \
	429	} \
	430	is_play; \
	431	})
	432
170a2497 KM	433	/*
	434	* rsnd_kctrl
	435	*/
	436	struct rsnd_kctrl_cfg {
	437	unsigned int max;
	438	unsigned int size;
	439	u32 *val;
	440	const char * const *texts;
	441	void (update)(struct rsnd_mod mod);
	442	};
	443
	444	#define RSND_DVC_CHANNELS 2
	445	struct rsnd_kctrl_cfg_m {
	446	struct rsnd_kctrl_cfg cfg;
	447	u32 val[RSND_DVC_CHANNELS];
	448	};
	449
	450	struct rsnd_kctrl_cfg_s {
	451	struct rsnd_kctrl_cfg cfg;
	452	u32 val;
	453	};
	454
	455	int rsnd_kctrl_new_m(struct rsnd_mod *mod,
	456	struct rsnd_dai *rdai,
	457	struct snd_soc_pcm_runtime *rtd,
	458	const unsigned char *name,
	459	void (update)(struct rsnd_mod mod),
	460	struct rsnd_kctrl_cfg_m *_cfg,
	461	u32 max);
	462	int rsnd_kctrl_new_s(struct rsnd_mod *mod,
	463	struct rsnd_dai *rdai,
	464	struct snd_soc_pcm_runtime *rtd,
	465	const unsigned char *name,
	466	void (update)(struct rsnd_mod mod),
	467	struct rsnd_kctrl_cfg_s *_cfg,
	468	u32 max);
	469	int rsnd_kctrl_new_e(struct rsnd_mod *mod,
	470	struct rsnd_dai *rdai,
	471	struct snd_soc_pcm_runtime *rtd,
	472	const unsigned char *name,
	473	struct rsnd_kctrl_cfg_s *_cfg,
	474	void (update)(struct rsnd_mod mod),
	475	const char * const *texts,
	476	u32 max);
	477
07539c1d	478	/*
ba9c949f	479	* R-Car SRC
07539c1d	480	*/
ba9c949f	481	int rsnd_src_probe(struct platform_device *pdev,
90e8e50f	482	const struct rsnd_of_data *of_data,
07539c1d	483	struct rsnd_priv *priv);
ba9c949f KM	484	struct rsnd_mod rsnd_src_mod_get(struct rsnd_priv priv, int id);
ba9c949f KM	485	unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
374e5426	486	struct rsnd_dai_stream *io,
ef749400	487	struct snd_pcm_runtime *runtime);
d9288d0b KM	488	int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
	489	struct rsnd_dai *rdai,
	490	int use_busif);
	491	int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
660cdce2	492	struct rsnd_dai *rdai);
c17dba8b	493	int rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod,
b42fccf6	494	struct rsnd_dai *rdai);
c17dba8b KM	495	int rsnd_src_ssi_irq_disable(struct rsnd_mod *ssi_mod,
c17dba8b KM	496	struct rsnd_dai *rdai);
ef749400	497
ba9c949f	498	#define rsnd_src_nr(priv) ((priv)->src_nr)
07539c1d	499
ae5c3223 KM	500	/*
	501	* R-Car SSI
	502	*/
	503	int rsnd_ssi_probe(struct platform_device *pdev,
90e8e50f	504	const struct rsnd_of_data *of_data,
ae5c3223	505	struct rsnd_priv *priv);
ae5c3223	506	struct rsnd_mod rsnd_ssi_mod_get(struct rsnd_priv priv, int id);
7b5ce975	507	int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
05795411	508	int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
ae5c3223	509
bff58ea4 KM	510	/*
	511	* R-Car DVC
	512	*/
	513	int rsnd_dvc_probe(struct platform_device *pdev,
	514	const struct rsnd_of_data *of_data,
	515	struct rsnd_priv *priv);
	516	void rsnd_dvc_remove(struct platform_device *pdev,
	517	struct rsnd_priv *priv);
	518	struct rsnd_mod rsnd_dvc_mod_get(struct rsnd_priv priv, int id);
	519
	520	#define rsnd_dvc_nr(priv) ((priv)->dvc_nr)
	521
	522
1536a968	523	#endif