FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/am7930var.h
1 /* $NetBSD: am7930var.h,v 1.7 2000/05/02 06:30:51 augustss Exp $ */
2
3 struct am7930_softc;
4
5 struct am7930_glue {
6 u_int8_t (*codec_iread) __P((struct am7930_softc *sc, int));
7 void (*codec_iwrite) __P((struct am7930_softc *sc, int, u_int8_t));
8 u_int16_t (*codec_iread16) __P((struct am7930_softc *sc, int));
9 void (*codec_iwrite16) __P((struct am7930_softc *sc, int, u_int16_t));
10 void (*onopen) __P((struct am7930_softc *sc));
11 void (*onclose) __P((struct am7930_softc *sc));
12 int factor;
13 void (*input_conv) __P((void *, u_int8_t *, int));
14 void (*output_conv) __P((void *, u_int8_t *, int));
15 };
16
17 struct am7930_softc {
18 struct device sc_dev; /* base device */
19
20 int sc_open; /* single use device */
21 int sc_locked; /* true when transfering data */
22
23 u_int8_t sc_rlevel; /* record level */
24 u_int8_t sc_plevel; /* play level */
25 u_int8_t sc_mlevel; /* monitor level */
26 u_int8_t sc_out_port; /* output port */
27 u_int8_t sc_mic_mute;
28
29 struct am7930_glue *sc_glue;
30 };
31
32 extern int am7930debug;
33
34 void am7930_init __P((struct am7930_softc *, int));
35
36 #define AM7930_IWRITE(x,y,z) (*(x)->sc_glue->codec_iwrite)((x),(y),(z))
37 #define AM7930_IREAD(x,y) (*(x)->sc_glue->codec_iread)((x),(y))
38 #define AM7930_IWRITE16(x,y,z) (*(x)->sc_glue->codec_iwrite16)((x),(y),(z))
39 #define AM7930_IREAD16(x,y) (*(x)->sc_glue->codec_iread16)((x),(y))
40
41 #define AUDIOAMD_POLL_MODE 0
42 #define AUDIOAMD_DMA_MODE 1
43
44 /*
45 * audio channel definitions.
46 */
47
48 #define AUDIOAMD_SPEAKER_VOL 0 /* speaker volume */
49 #define AUDIOAMD_HEADPHONES_VOL 1 /* headphones volume */
50 #define AUDIOAMD_OUTPUT_CLASS 2
51
52 #define AUDIOAMD_MONITOR_VOL 3 /* monitor input volume */
53 #define AUDIOAMD_MONITOR_OUTPUT 4 /* output selector */
54 #define AUDIOAMD_MONITOR_CLASS 5
55
56 #define AUDIOAMD_MIC_VOL 6 /* microphone volume */
57 #define AUDIOAMD_MIC_MUTE 7
58 #define AUDIOAMD_INPUT_CLASS 8
59
60 #define AUDIOAMD_RECORD_SOURCE 9 /* source selector */
61 #define AUDIOAMD_RECORD_CLASS 10
62
63 /*
64 * audio(9) MI callbacks from upper-level audio layer.
65 */
66
67 struct audio_device;
68 struct audio_encoding;
69 struct audio_params;
70
71 int am7930_open __P((void *, int));
72 void am7930_close __P((void *));
73 int am7930_query_encoding __P((void *, struct audio_encoding *));
74 int am7930_set_params __P((void *, int, int, struct audio_params *,
75 struct audio_params *));
76 int am7930_commit_settings __P((void *));
77 int am7930_round_blocksize __P((void *, int));
78 int am7930_halt_output __P((void *));
79 int am7930_halt_input __P((void *));
80 int am7930_getdev __P((void *, struct audio_device *));
81 int am7930_get_props __P((void *));
82 int am7930_set_port __P((void *, mixer_ctrl_t *));
83 int am7930_get_port __P((void *, mixer_ctrl_t *));
84 int am7930_query_devinfo __P((void *, mixer_devinfo_t *));
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