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 *)); 85