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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 | /* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. * * @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 */ |