[deliverable/linux.git] / sound / pci / ctxfi / ctdaio.h

/**
 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
 *
 * This source file is released under GPL v2 license (no other versions).
 * See the COPYING file included in the main directory of this source
 * distribution for the license terms and conditions.
 *
 * @File	ctdaio.h
 *
 * @Brief
 * This file contains the definition of Digital Audio Input Output
 * resource management object.
 *
 * @Author	Liu Chun
 * @Date 	May 23 2008
 *
 */

#ifndef CTDAIO_H
#define CTDAIO_H

#include "ctresource.h"
#include "ctimap.h"
#include <linux/spinlock.h>
#include <linux/list.h>
#include <sound/core.h>

/* Define the descriptor of a daio resource */
enum DAIOTYP {
	LINEO1,
	LINEO2,
	LINEO3,
	LINEO4,
	SPDIFOO,	/* S/PDIF Out (Flexijack/Optical) */
	LINEIM,
	SPDIFIO,	/* S/PDIF In (Flexijack/Optical) on the card */
	MIC,		/* Dedicated mic on Titanium HD */
	SPDIFI1,	/* S/PDIF In on internal Drive Bay */
	NUM_DAIOTYP
};

struct dao_rsc_ops;
struct dai_rsc_ops;
struct daio_mgr;

struct daio {
	struct rsc rscl;	/* Basic resource info for left TX/RX */
	struct rsc rscr;	/* Basic resource info for right TX/RX */
	enum DAIOTYP type;
};

struct dao {
	struct daio daio;
	const struct dao_rsc_ops *ops;	/* DAO specific operations */
	struct imapper **imappers;
	struct daio_mgr *mgr;
	struct hw *hw;
	void *ctrl_blk;
};

struct dai {
	struct daio daio;
	const struct dai_rsc_ops *ops;	/* DAI specific operations */
	struct hw *hw;
	void *ctrl_blk;
};

struct dao_desc {
	unsigned int msr:4;
	unsigned int passthru:1;
};

struct dao_rsc_ops {
	int (*set_spos)(struct dao *dao, unsigned int spos);
	int (*commit_write)(struct dao *dao);
	int (*get_spos)(struct dao *dao, unsigned int *spos);
	int (*reinit)(struct dao *dao, const struct dao_desc *desc);
	int (*set_left_input)(struct dao *dao, struct rsc *input);
	int (*set_right_input)(struct dao *dao, struct rsc *input);
	int (*clear_left_input)(struct dao *dao);
	int (*clear_right_input)(struct dao *dao);
};

struct dai_rsc_ops {
	int (*set_srt_srcl)(struct dai *dai, struct rsc *src);
	int (*set_srt_srcr)(struct dai *dai, struct rsc *src);
	int (*set_srt_msr)(struct dai *dai, unsigned int msr);
	int (*set_enb_src)(struct dai *dai, unsigned int enb);
	int (*set_enb_srt)(struct dai *dai, unsigned int enb);
	int (*commit_write)(struct dai *dai);
};

/* Define daio resource request description info */
struct daio_desc {
	unsigned int type:4;
	unsigned int msr:4;
	unsigned int passthru:1;
};

struct daio_mgr {
	struct rsc_mgr mgr;	/* Basic resource manager info */
	struct snd_card *card;	/* pointer to this card */
	spinlock_t mgr_lock;
	spinlock_t imap_lock;
	struct list_head imappers;
	struct imapper *init_imap;
	unsigned int init_imap_added;

	 /* request one daio resource */
	int (*get_daio)(struct daio_mgr *mgr,
			const struct daio_desc *desc, struct daio **rdaio);
	/* return one daio resource */
	int (*put_daio)(struct daio_mgr *mgr, struct daio *daio);
	int (*daio_enable)(struct daio_mgr *mgr, struct daio *daio);
	int (*daio_disable)(struct daio_mgr *mgr, struct daio *daio);
	int (*imap_add)(struct daio_mgr *mgr, struct imapper *entry);
	int (*imap_delete)(struct daio_mgr *mgr, struct imapper *entry);
	int (*commit_write)(struct daio_mgr *mgr);
};

/* Constructor and destructor of daio resource manager */
int daio_mgr_create(struct hw *hw, struct daio_mgr **rdaio_mgr);
int daio_mgr_destroy(struct daio_mgr *daio_mgr);

#endif /* CTDAIO_H */
Commit	Line	Data
8cc72361 WYC	1	/**
	2	* Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
	3	*
	4	* This source file is released under GPL v2 license (no other versions).
	5	* See the COPYING file included in the main directory of this source
	6	* distribution for the license terms and conditions.
	7	*
	8	* @File ctdaio.h
	9	*
	10	* @Brief
	11	* This file contains the definition of Digital Audio Input Output
	12	* resource management object.
	13	*
	14	* @Author Liu Chun
	15	* @Date May 23 2008
	16	*
	17	*/
	18
	19	#ifndef CTDAIO_H
	20	#define CTDAIO_H
	21
	22	#include "ctresource.h"
	23	#include "ctimap.h"
	24	#include <linux/spinlock.h>
	25	#include <linux/list.h>
3d0fdc86	26	#include <sound/core.h>
8cc72361 WYC	27
	28	/* Define the descriptor of a daio resource */
	29	enum DAIOTYP {
	30	LINEO1,
	31	LINEO2,
	32	LINEO3,
	33	LINEO4,
	34	SPDIFOO, /* S/PDIF Out (Flexijack/Optical) */
	35	LINEIM,
	36	SPDIFIO, /* S/PDIF In (Flexijack/Optical) on the card */
55309216	37	MIC, /* Dedicated mic on Titanium HD */
8cc72361 WYC	38	SPDIFI1, /* S/PDIF In on internal Drive Bay */
	39	NUM_DAIOTYP
	40	};
	41
	42	struct dao_rsc_ops;
	43	struct dai_rsc_ops;
	44	struct daio_mgr;
	45
	46	struct daio {
	47	struct rsc rscl; /* Basic resource info for left TX/RX */
	48	struct rsc rscr; /* Basic resource info for right TX/RX */
	49	enum DAIOTYP type;
	50	};
	51
	52	struct dao {
	53	struct daio daio;
43f2cdeb	54	const struct dao_rsc_ops ops; / DAO specific operations */
8cc72361 WYC	55	struct imapper **imappers;
8cc72361 WYC	56	struct daio_mgr *mgr;
66640898	57	struct hw *hw;
8cc72361 WYC	58	void *ctrl_blk;
	59	};
	60
	61	struct dai {
	62	struct daio daio;
43f2cdeb	63	const struct dai_rsc_ops ops; / DAI specific operations */
66640898	64	struct hw *hw;
8cc72361 WYC	65	void *ctrl_blk;
	66	};
	67
	68	struct dao_desc {
	69	unsigned int msr:4;
	70	unsigned int passthru:1;
	71	};
	72
	73	struct dao_rsc_ops {
	74	int (set_spos)(struct dao dao, unsigned int spos);
	75	int (commit_write)(struct dao dao);
	76	int (get_spos)(struct dao dao, unsigned int *spos);
	77	int (reinit)(struct dao dao, const struct dao_desc *desc);
	78	int (set_left_input)(struct dao dao, struct rsc *input);
	79	int (set_right_input)(struct dao dao, struct rsc *input);
	80	int (clear_left_input)(struct dao dao);
	81	int (clear_right_input)(struct dao dao);
	82	};
	83
	84	struct dai_rsc_ops {
	85	int (set_srt_srcl)(struct dai dai, struct rsc *src);
	86	int (set_srt_srcr)(struct dai dai, struct rsc *src);
	87	int (set_srt_msr)(struct dai dai, unsigned int msr);
	88	int (set_enb_src)(struct dai dai, unsigned int enb);
	89	int (set_enb_srt)(struct dai dai, unsigned int enb);
	90	int (commit_write)(struct dai dai);
	91	};
	92
	93	/* Define daio resource request description info */
	94	struct daio_desc {
	95	unsigned int type:4;
	96	unsigned int msr:4;
	97	unsigned int passthru:1;
	98	};
	99
	100	struct daio_mgr {
	101	struct rsc_mgr mgr; /* Basic resource manager info */
3d0fdc86	102	struct snd_card card; / pointer to this card */
8cc72361 WYC	103	spinlock_t mgr_lock;
	104	spinlock_t imap_lock;
	105	struct list_head imappers;
	106	struct imapper *init_imap;
	107	unsigned int init_imap_added;
	108
	109	/* request one daio resource */
	110	int (get_daio)(struct daio_mgr mgr,
	111	const struct daio_desc desc, struct daio *rdaio);
	112	/* return one daio resource */
	113	int (put_daio)(struct daio_mgr mgr, struct daio *daio);
	114	int (daio_enable)(struct daio_mgr mgr, struct daio *daio);
	115	int (daio_disable)(struct daio_mgr mgr, struct daio *daio);
	116	int (imap_add)(struct daio_mgr mgr, struct imapper *entry);
	117	int (imap_delete)(struct daio_mgr mgr, struct imapper *entry);
	118	int (commit_write)(struct daio_mgr mgr);
	119	};
	120
	121	/* Constructor and destructor of daio resource manager */
66640898	122	int daio_mgr_create(struct hw hw, struct daio_mgr *rdaio_mgr);
8cc72361 WYC	123	int daio_mgr_destroy(struct daio_mgr *daio_mgr);
	124
	125	#endif /* CTDAIO_H */