Home | History | Annotate | Line # | Download | only in ic
am7930var.h revision 1.13 
      1 /*	$NetBSD: am7930var.h,v 1.13 2011/11/23 23:07:32 jmcneill 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 	int	factor;
     13 	stream_filter_factory_t *input_conv;
     14 	stream_filter_factory_t *output_conv;
     15 };
     16 
     17 struct am7930_softc {
     18 	device_t sc_dev;	/* base device */
     19 
     20 	uint8_t	sc_rlevel;	/* record level */
     21 	uint8_t	sc_plevel;	/* play level */
     22 	uint8_t	sc_mlevel;	/* monitor level */
     23 	uint8_t	sc_out_port;	/* output port */
     24 	uint8_t	sc_mic_mute;
     25 
     26 	struct am7930_glue *sc_glue;
     27 
     28 	kmutex_t sc_lock;
     29 	kmutex_t sc_intr_lock;
     30 };
     31 
     32 extern int     am7930debug;
     33 
     34 void	am7930_init(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(void *, int);
     72 void	am7930_close(void *);
     73 int	am7930_query_encoding(void *, struct audio_encoding *);
     74 int	am7930_set_params(void *, int, int, audio_params_t *,
     75 	    audio_params_t *, stream_filter_list_t *, stream_filter_list_t *);
     76 int	am7930_commit_settings(void *);
     77 int	am7930_round_blocksize(void *, int, int, const audio_params_t *);
     78 int	am7930_halt_output(void *);
     79 int	am7930_halt_input(void *);
     80 int	am7930_getdev(void *, struct audio_device *);
     81 int	am7930_get_props(void *);
     82 int	am7930_set_port(void *, mixer_ctrl_t *);
     83 int	am7930_get_port(void *, mixer_ctrl_t *);
     84 int	am7930_query_devinfo(void *, mixer_devinfo_t *);
     85