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5765e78e | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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2 | /** |
3 | * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. | |
4 | * | |
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5 | * @File ctdaio.h |
6 | * | |
7 | * @Brief | |
8 | * This file contains the definition of Digital Audio Input Output | |
9 | * resource management object. | |
10 | * | |
11 | * @Author Liu Chun | |
12 | * @Date May 23 2008 | |
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13 | */ |
14 | ||
15 | #ifndef CTDAIO_H | |
16 | #define CTDAIO_H | |
17 | ||
18 | #include "ctresource.h" | |
19 | #include "ctimap.h" | |
20 | #include <linux/spinlock.h> | |
21 | #include <linux/list.h> | |
3d0fdc86 | 22 | #include <sound/core.h> |
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23 | |
24 | /* Define the descriptor of a daio resource */ | |
25 | enum DAIOTYP { | |
26 | LINEO1, | |
27 | LINEO2, | |
28 | LINEO3, | |
29 | LINEO4, | |
30 | SPDIFOO, /* S/PDIF Out (Flexijack/Optical) */ | |
31 | LINEIM, | |
32 | SPDIFIO, /* S/PDIF In (Flexijack/Optical) on the card */ | |
55309216 | 33 | MIC, /* Dedicated mic on Titanium HD */ |
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34 | SPDIFI1, /* S/PDIF In on internal Drive Bay */ |
35 | NUM_DAIOTYP | |
36 | }; | |
37 | ||
38 | struct dao_rsc_ops; | |
39 | struct dai_rsc_ops; | |
40 | struct daio_mgr; | |
41 | ||
42 | struct daio { | |
43 | struct rsc rscl; /* Basic resource info for left TX/RX */ | |
44 | struct rsc rscr; /* Basic resource info for right TX/RX */ | |
45 | enum DAIOTYP type; | |
46 | }; | |
47 | ||
48 | struct dao { | |
49 | struct daio daio; | |
43f2cdeb | 50 | const struct dao_rsc_ops *ops; /* DAO specific operations */ |
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51 | struct imapper **imappers; |
52 | struct daio_mgr *mgr; | |
66640898 | 53 | struct hw *hw; |
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54 | void *ctrl_blk; |
55 | }; | |
56 | ||
57 | struct dai { | |
58 | struct daio daio; | |
43f2cdeb | 59 | const struct dai_rsc_ops *ops; /* DAI specific operations */ |
66640898 | 60 | struct hw *hw; |
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61 | void *ctrl_blk; |
62 | }; | |
63 | ||
64 | struct dao_desc { | |
65 | unsigned int msr:4; | |
66 | unsigned int passthru:1; | |
67 | }; | |
68 | ||
69 | struct dao_rsc_ops { | |
70 | int (*set_spos)(struct dao *dao, unsigned int spos); | |
71 | int (*commit_write)(struct dao *dao); | |
72 | int (*get_spos)(struct dao *dao, unsigned int *spos); | |
73 | int (*reinit)(struct dao *dao, const struct dao_desc *desc); | |
74 | int (*set_left_input)(struct dao *dao, struct rsc *input); | |
75 | int (*set_right_input)(struct dao *dao, struct rsc *input); | |
76 | int (*clear_left_input)(struct dao *dao); | |
77 | int (*clear_right_input)(struct dao *dao); | |
78 | }; | |
79 | ||
80 | struct dai_rsc_ops { | |
81 | int (*set_srt_srcl)(struct dai *dai, struct rsc *src); | |
82 | int (*set_srt_srcr)(struct dai *dai, struct rsc *src); | |
83 | int (*set_srt_msr)(struct dai *dai, unsigned int msr); | |
84 | int (*set_enb_src)(struct dai *dai, unsigned int enb); | |
85 | int (*set_enb_srt)(struct dai *dai, unsigned int enb); | |
86 | int (*commit_write)(struct dai *dai); | |
87 | }; | |
88 | ||
89 | /* Define daio resource request description info */ | |
90 | struct daio_desc { | |
91 | unsigned int type:4; | |
92 | unsigned int msr:4; | |
93 | unsigned int passthru:1; | |
94 | }; | |
95 | ||
96 | struct daio_mgr { | |
97 | struct rsc_mgr mgr; /* Basic resource manager info */ | |
3d0fdc86 | 98 | struct snd_card *card; /* pointer to this card */ |
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99 | spinlock_t mgr_lock; |
100 | spinlock_t imap_lock; | |
101 | struct list_head imappers; | |
102 | struct imapper *init_imap; | |
103 | unsigned int init_imap_added; | |
104 | ||
105 | /* request one daio resource */ | |
106 | int (*get_daio)(struct daio_mgr *mgr, | |
107 | const struct daio_desc *desc, struct daio **rdaio); | |
108 | /* return one daio resource */ | |
109 | int (*put_daio)(struct daio_mgr *mgr, struct daio *daio); | |
110 | int (*daio_enable)(struct daio_mgr *mgr, struct daio *daio); | |
111 | int (*daio_disable)(struct daio_mgr *mgr, struct daio *daio); | |
112 | int (*imap_add)(struct daio_mgr *mgr, struct imapper *entry); | |
113 | int (*imap_delete)(struct daio_mgr *mgr, struct imapper *entry); | |
114 | int (*commit_write)(struct daio_mgr *mgr); | |
115 | }; | |
116 | ||
117 | /* Constructor and destructor of daio resource manager */ | |
66640898 | 118 | int daio_mgr_create(struct hw *hw, struct daio_mgr **rdaio_mgr); |
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119 | int daio_mgr_destroy(struct daio_mgr *daio_mgr); |
120 | ||
121 | #endif /* CTDAIO_H */ |