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19#ifndef CTSRC_H
20#define CTSRC_H
21
22#include "ctresource.h"
23#include "ctimap.h"
24#include <linux/spinlock.h>
25#include <linux/list.h>
26#include <sound/core.h>
27
28#define SRC_STATE_OFF 0x0
29#define SRC_STATE_INIT 0x4
30#define SRC_STATE_RUN 0x5
31
32#define SRC_SF_U8 0x0
33#define SRC_SF_S16 0x1
34#define SRC_SF_S24 0x2
35#define SRC_SF_S32 0x3
36#define SRC_SF_F32 0x4
37
38
39enum SRCMODE {
40 MEMRD,
41 MEMWR,
42 ARCRW,
43 NUM_SRCMODES
44};
45
46struct src_rsc_ops;
47
48struct src {
49 struct rsc rsc;
50 struct src *intlv;
51 const struct src_rsc_ops *ops;
52
53 unsigned char multi;
54 unsigned char mode;
55};
56
57struct src_rsc_ops {
58 int (*set_state)(struct src *src, unsigned int state);
59 int (*set_bm)(struct src *src, unsigned int bm);
60 int (*set_sf)(struct src *src, unsigned int sf);
61 int (*set_pm)(struct src *src, unsigned int pm);
62 int (*set_rom)(struct src *src, unsigned int rom);
63 int (*set_vo)(struct src *src, unsigned int vo);
64 int (*set_st)(struct src *src, unsigned int st);
65 int (*set_bp)(struct src *src, unsigned int bp);
66 int (*set_cisz)(struct src *src, unsigned int cisz);
67 int (*set_ca)(struct src *src, unsigned int ca);
68 int (*set_sa)(struct src *src, unsigned int sa);
69 int (*set_la)(struct src *src, unsigned int la);
70 int (*set_pitch)(struct src *src, unsigned int pitch);
71 int (*set_clr_zbufs)(struct src *src);
72 int (*commit_write)(struct src *src);
73 int (*get_ca)(struct src *src);
74 int (*init)(struct src *src);
75 struct src* (*next_interleave)(struct src *src);
76};
77
78
79struct src_desc {
80
81 unsigned char multi;
82 unsigned char msr;
83 unsigned char mode;
84};
85
86
87struct src_mgr {
88 struct rsc_mgr mgr;
89 struct snd_card *card;
90 spinlock_t mgr_lock;
91
92
93 int (*get_src)(struct src_mgr *mgr,
94 const struct src_desc *desc, struct src **rsrc);
95
96 int (*put_src)(struct src_mgr *mgr, struct src *src);
97 int (*src_enable_s)(struct src_mgr *mgr, struct src *src);
98 int (*src_enable)(struct src_mgr *mgr, struct src *src);
99 int (*src_disable)(struct src_mgr *mgr, struct src *src);
100 int (*commit_write)(struct src_mgr *mgr);
101};
102
103
104struct srcimp_mgr;
105struct srcimp_rsc_ops;
106
107struct srcimp {
108 struct rsc rsc;
109 unsigned char idx[8];
110 struct imapper *imappers;
111 unsigned int mapped;
112 struct srcimp_mgr *mgr;
113 const struct srcimp_rsc_ops *ops;
114};
115
116struct srcimp_rsc_ops {
117 int (*map)(struct srcimp *srcimp, struct src *user, struct rsc *input);
118 int (*unmap)(struct srcimp *srcimp);
119};
120
121
122struct srcimp_desc {
123 unsigned int msr;
124};
125
126struct srcimp_mgr {
127 struct rsc_mgr mgr;
128 struct snd_card *card;
129 spinlock_t mgr_lock;
130 spinlock_t imap_lock;
131 struct list_head imappers;
132 struct imapper *init_imap;
133 unsigned int init_imap_added;
134
135
136 int (*get_srcimp)(struct srcimp_mgr *mgr,
137 const struct srcimp_desc *desc,
138 struct srcimp **rsrcimp);
139
140 int (*put_srcimp)(struct srcimp_mgr *mgr, struct srcimp *srcimp);
141 int (*imap_add)(struct srcimp_mgr *mgr, struct imapper *entry);
142 int (*imap_delete)(struct srcimp_mgr *mgr, struct imapper *entry);
143};
144
145
146int src_mgr_create(struct hw *hw, struct src_mgr **rsrc_mgr);
147int src_mgr_destroy(struct src_mgr *src_mgr);
148
149int srcimp_mgr_create(struct hw *hw, struct srcimp_mgr **rsrc_mgr);
150int srcimp_mgr_destroy(struct srcimp_mgr *srcimp_mgr);
151
152#endif
153