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am7930var.h revision 1.14 
      1 /*	$NetBSD: am7930var.h,v 1.14 2019/05/08 13:40:18 isaki Exp $	*/
      2 
      3 struct am7930_softc;
      4 
      5 struct am7930_glue {
      6 	uint8_t	(*codec_iread)(struct am7930_softc *sc, int);
      7 	void	(*codec_iwrite)(struct am7930_softc *sc, int, uint8_t);
      8 	uint16_t	(*codec_iread16)(struct am7930_softc *sc, int);
      9 	void	(*codec_iwrite16)(struct am7930_softc *sc, int, uint16_t);
     10 	void	(*onopen)(struct am7930_softc *sc);
     11 	void	(*onclose)(struct am7930_softc *sc);
     12 };
     13 
     14 struct am7930_softc {
     15 	device_t sc_dev;	/* base device */
     16 
     17 	uint8_t	sc_rlevel;	/* record level */
     18 	uint8_t	sc_plevel;	/* play level */
     19 	uint8_t	sc_mlevel;	/* monitor level */
     20 	uint8_t	sc_out_port;	/* output port */
     21 	uint8_t	sc_mic_mute;
     22 
     23 	struct am7930_glue *sc_glue;
     24 
     25 	kmutex_t sc_lock;
     26 	kmutex_t sc_intr_lock;
     27 };
     28 
     29 extern int     am7930debug;
     30 
     31 void	am7930_init(struct am7930_softc *, int);
     32 
     33 #define AM7930_IWRITE(x,y,z)	(*(x)->sc_glue->codec_iwrite)((x),(y),(z))
     34 #define AM7930_IREAD(x,y)	(*(x)->sc_glue->codec_iread)((x),(y))
     35 #define AM7930_IWRITE16(x,y,z)	(*(x)->sc_glue->codec_iwrite16)((x),(y),(z))
     36 #define AM7930_IREAD16(x,y)	(*(x)->sc_glue->codec_iread16)((x),(y))
     37 
     38 #define AUDIOAMD_POLL_MODE	0
     39 #define AUDIOAMD_DMA_MODE	1
     40 
     41 /*
     42  * audio channel definitions.
     43  */
     44 
     45 #define AUDIOAMD_SPEAKER_VOL	0	/* speaker volume */
     46 #define AUDIOAMD_HEADPHONES_VOL	1	/* headphones volume */
     47 #define AUDIOAMD_OUTPUT_CLASS	2
     48 
     49 #define AUDIOAMD_MONITOR_VOL	3	/* monitor input volume */
     50 #define AUDIOAMD_MONITOR_OUTPUT	4	/* output selector */
     51 #define AUDIOAMD_MONITOR_CLASS	5
     52 
     53 #define AUDIOAMD_MIC_VOL	6	/* microphone volume */
     54 #define AUDIOAMD_MIC_MUTE	7
     55 #define AUDIOAMD_INPUT_CLASS	8
     56 
     57 #define AUDIOAMD_RECORD_SOURCE	9	/* source selector */
     58 #define AUDIOAMD_RECORD_CLASS	10
     59 
     60 /*
     61  * audio(9) MI callbacks from upper-level audio layer.
     62  */
     63 
     64 struct audio_device;
     65 struct audio_encoding;
     66 struct audio_params;
     67 
     68 int	am7930_open(void *, int);
     69 void	am7930_close(void *);
     70 int	am7930_query_format(void *, audio_format_query_t *);
     71 int	am7930_set_format(void *, int,
     72 	    const audio_params_t *, const audio_params_t *,
     73 	    audio_filter_reg_t *, audio_filter_reg_t *);
     74 int	am7930_commit_settings(void *);
     75 int	am7930_halt_output(void *);
     76 int	am7930_halt_input(void *);
     77 int	am7930_getdev(void *, struct audio_device *);
     78 int	am7930_get_props(void *);
     79 int	am7930_set_port(void *, mixer_ctrl_t *);
     80 int	am7930_get_port(void *, mixer_ctrl_t *);
     81 int	am7930_query_devinfo(void *, mixer_devinfo_t *);
     82