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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 28 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531081035.780831265@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
122 lines
3.2 KiB
C
122 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/**
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* Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
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*
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* @File ctdaio.h
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*
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* @Brief
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* This file contains the definition of Digital Audio Input Output
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* resource management object.
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*
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* @Author Liu Chun
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* @Date May 23 2008
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*/
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#ifndef CTDAIO_H
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#define CTDAIO_H
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#include "ctresource.h"
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#include "ctimap.h"
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#include <linux/spinlock.h>
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#include <linux/list.h>
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#include <sound/core.h>
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/* Define the descriptor of a daio resource */
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enum DAIOTYP {
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LINEO1,
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LINEO2,
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LINEO3,
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LINEO4,
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SPDIFOO, /* S/PDIF Out (Flexijack/Optical) */
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LINEIM,
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SPDIFIO, /* S/PDIF In (Flexijack/Optical) on the card */
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MIC, /* Dedicated mic on Titanium HD */
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SPDIFI1, /* S/PDIF In on internal Drive Bay */
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NUM_DAIOTYP
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};
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struct dao_rsc_ops;
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struct dai_rsc_ops;
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struct daio_mgr;
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struct daio {
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struct rsc rscl; /* Basic resource info for left TX/RX */
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struct rsc rscr; /* Basic resource info for right TX/RX */
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enum DAIOTYP type;
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};
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struct dao {
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struct daio daio;
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const struct dao_rsc_ops *ops; /* DAO specific operations */
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struct imapper **imappers;
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struct daio_mgr *mgr;
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struct hw *hw;
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void *ctrl_blk;
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};
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struct dai {
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struct daio daio;
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const struct dai_rsc_ops *ops; /* DAI specific operations */
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struct hw *hw;
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void *ctrl_blk;
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};
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struct dao_desc {
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unsigned int msr:4;
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unsigned int passthru:1;
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};
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struct dao_rsc_ops {
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int (*set_spos)(struct dao *dao, unsigned int spos);
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int (*commit_write)(struct dao *dao);
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int (*get_spos)(struct dao *dao, unsigned int *spos);
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int (*reinit)(struct dao *dao, const struct dao_desc *desc);
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int (*set_left_input)(struct dao *dao, struct rsc *input);
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int (*set_right_input)(struct dao *dao, struct rsc *input);
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int (*clear_left_input)(struct dao *dao);
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int (*clear_right_input)(struct dao *dao);
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};
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struct dai_rsc_ops {
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int (*set_srt_srcl)(struct dai *dai, struct rsc *src);
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int (*set_srt_srcr)(struct dai *dai, struct rsc *src);
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int (*set_srt_msr)(struct dai *dai, unsigned int msr);
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int (*set_enb_src)(struct dai *dai, unsigned int enb);
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int (*set_enb_srt)(struct dai *dai, unsigned int enb);
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int (*commit_write)(struct dai *dai);
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};
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/* Define daio resource request description info */
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struct daio_desc {
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unsigned int type:4;
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unsigned int msr:4;
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unsigned int passthru:1;
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};
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struct daio_mgr {
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struct rsc_mgr mgr; /* Basic resource manager info */
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struct snd_card *card; /* pointer to this card */
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spinlock_t mgr_lock;
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spinlock_t imap_lock;
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struct list_head imappers;
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struct imapper *init_imap;
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unsigned int init_imap_added;
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/* request one daio resource */
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int (*get_daio)(struct daio_mgr *mgr,
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const struct daio_desc *desc, struct daio **rdaio);
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/* return one daio resource */
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int (*put_daio)(struct daio_mgr *mgr, struct daio *daio);
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int (*daio_enable)(struct daio_mgr *mgr, struct daio *daio);
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int (*daio_disable)(struct daio_mgr *mgr, struct daio *daio);
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int (*imap_add)(struct daio_mgr *mgr, struct imapper *entry);
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int (*imap_delete)(struct daio_mgr *mgr, struct imapper *entry);
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int (*commit_write)(struct daio_mgr *mgr);
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};
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/* Constructor and destructor of daio resource manager */
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int daio_mgr_create(struct hw *hw, struct daio_mgr **rdaio_mgr);
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int daio_mgr_destroy(struct daio_mgr *daio_mgr);
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#endif /* CTDAIO_H */
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