85 lines
2.5 KiB
C
85 lines
2.5 KiB
C
/* $NetBSD: am7930var.h,v 1.13 2011/11/23 23:07:32 jmcneill Exp $ */
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struct am7930_softc;
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struct am7930_glue {
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uint8_t (*codec_iread)(struct am7930_softc *sc, int);
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void (*codec_iwrite)(struct am7930_softc *sc, int, uint8_t);
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uint16_t (*codec_iread16)(struct am7930_softc *sc, int);
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void (*codec_iwrite16)(struct am7930_softc *sc, int, uint16_t);
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void (*onopen)(struct am7930_softc *sc);
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void (*onclose)(struct am7930_softc *sc);
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int factor;
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stream_filter_factory_t *input_conv;
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stream_filter_factory_t *output_conv;
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};
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struct am7930_softc {
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device_t sc_dev; /* base device */
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uint8_t sc_rlevel; /* record level */
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uint8_t sc_plevel; /* play level */
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uint8_t sc_mlevel; /* monitor level */
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uint8_t sc_out_port; /* output port */
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uint8_t sc_mic_mute;
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struct am7930_glue *sc_glue;
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kmutex_t sc_lock;
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kmutex_t sc_intr_lock;
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};
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extern int am7930debug;
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void am7930_init(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(void *, int);
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void am7930_close(void *);
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int am7930_query_encoding(void *, struct audio_encoding *);
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int am7930_set_params(void *, int, int, audio_params_t *,
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audio_params_t *, stream_filter_list_t *, stream_filter_list_t *);
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int am7930_commit_settings(void *);
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int am7930_round_blocksize(void *, int, int, const audio_params_t *);
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int am7930_halt_output(void *);
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int am7930_halt_input(void *);
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int am7930_getdev(void *, struct audio_device *);
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int am7930_get_props(void *);
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int am7930_set_port(void *, mixer_ctrl_t *);
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int am7930_get_port(void *, mixer_ctrl_t *);
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int am7930_query_devinfo(void *, mixer_devinfo_t *);
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