85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/* $NetBSD: am7930var.h,v 1.7 2000/05/02 06:30:51 augustss Exp $ */
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struct am7930_softc;
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struct am7930_glue {
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u_int8_t (*codec_iread) __P((struct am7930_softc *sc, int));
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void (*codec_iwrite) __P((struct am7930_softc *sc, int, u_int8_t));
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u_int16_t (*codec_iread16) __P((struct am7930_softc *sc, int));
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void (*codec_iwrite16) __P((struct am7930_softc *sc, int, u_int16_t));
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void (*onopen) __P((struct am7930_softc *sc));
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void (*onclose) __P((struct am7930_softc *sc));
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int factor;
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void (*input_conv) __P((void *, u_int8_t *, int));
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void (*output_conv) __P((void *, u_int8_t *, int));
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};
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struct am7930_softc {
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struct device sc_dev; /* base device */
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int sc_open; /* single use device */
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int sc_locked; /* true when transfering data */
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u_int8_t sc_rlevel; /* record level */
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u_int8_t sc_plevel; /* play level */
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u_int8_t sc_mlevel; /* monitor level */
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u_int8_t sc_out_port; /* output port */
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u_int8_t sc_mic_mute;
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struct am7930_glue *sc_glue;
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};
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extern int am7930debug;
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void am7930_init __P((struct am7930_softc *, int));
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#define AM7930_IWRITE(x,y,z) (*(x)->sc_glue->codec_iwrite)((x),(y),(z))
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#define AM7930_IREAD(x,y) (*(x)->sc_glue->codec_iread)((x),(y))
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#define AM7930_IWRITE16(x,y,z) (*(x)->sc_glue->codec_iwrite16)((x),(y),(z))
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#define AM7930_IREAD16(x,y) (*(x)->sc_glue->codec_iread16)((x),(y))
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#define AUDIOAMD_POLL_MODE 0
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#define AUDIOAMD_DMA_MODE 1
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/*
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* audio channel definitions.
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*/
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#define AUDIOAMD_SPEAKER_VOL 0 /* speaker volume */
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#define AUDIOAMD_HEADPHONES_VOL 1 /* headphones volume */
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#define AUDIOAMD_OUTPUT_CLASS 2
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#define AUDIOAMD_MONITOR_VOL 3 /* monitor input volume */
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#define AUDIOAMD_MONITOR_OUTPUT 4 /* output selector */
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#define AUDIOAMD_MONITOR_CLASS 5
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#define AUDIOAMD_MIC_VOL 6 /* microphone volume */
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#define AUDIOAMD_MIC_MUTE 7
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#define AUDIOAMD_INPUT_CLASS 8
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#define AUDIOAMD_RECORD_SOURCE 9 /* source selector */
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#define AUDIOAMD_RECORD_CLASS 10
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/*
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* audio(9) MI callbacks from upper-level audio layer.
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*/
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struct audio_device;
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struct audio_encoding;
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struct audio_params;
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int am7930_open __P((void *, int));
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void am7930_close __P((void *));
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int am7930_query_encoding __P((void *, struct audio_encoding *));
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int am7930_set_params __P((void *, int, int, struct audio_params *,
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struct audio_params *));
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int am7930_commit_settings __P((void *));
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int am7930_round_blocksize __P((void *, int));
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int am7930_halt_output __P((void *));
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int am7930_halt_input __P((void *));
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int am7930_getdev __P((void *, struct audio_device *));
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int am7930_get_props __P((void *));
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int am7930_set_port __P((void *, mixer_ctrl_t *));
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int am7930_get_port __P((void *, mixer_ctrl_t *));
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int am7930_query_devinfo __P((void *, mixer_devinfo_t *));
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