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Annotation of sys/arch/macppc/dev/i2svar.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: i2svar.h,v 1.3 2005/11/19 01:07:00 kettenis Exp $     */
        !             2: /*     $Id: i2svar.h,v 1.3 2005/11/19 01:07:00 kettenis Exp $  */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 2001,2003 Tsubai Masanari.  All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  * 3. The name of the author may not be used to endorse or promote products
        !            16:  *    derived from this software without specific prior written permission.
        !            17:  *
        !            18:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            19:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            20:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            21:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            22:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            23:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            24:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            25:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            26:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
        !            27:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            28:  */
        !            29:
        !            30: #if !defined(I2S_H_INCLUDE)
        !            31: #define I2S_H_INCLUDE
        !            32:
        !            33: #define I2S_DMALIST_MAX                32
        !            34: #define I2S_DMASEG_MAX         NBPG
        !            35:
        !            36: struct i2s_dma {
        !            37:        bus_dmamap_t map;
        !            38:        caddr_t addr;
        !            39:        bus_dma_segment_t segs[I2S_DMALIST_MAX];
        !            40:        int nsegs;
        !            41:        size_t size;
        !            42:        struct i2s_dma *next;
        !            43: };
        !            44:
        !            45: struct i2s_softc {
        !            46:        struct device sc_dev;
        !            47:        int sc_flags;
        !            48:        int sc_node;
        !            49:        u_int sc_baseaddr;
        !            50:
        !            51:        void (*sc_ointr)(void *);       /* dma completion intr handler */
        !            52:        void *sc_oarg;                  /* arg for sc_ointr() */
        !            53:        int sc_opages;                  /* # of output pages */
        !            54:
        !            55:        void (*sc_iintr)(void *);       /* dma completion intr handler */
        !            56:        void *sc_iarg;                  /* arg for sc_iintr() */
        !            57:
        !            58:        u_int sc_record_source;         /* recording source mask */
        !            59:        u_int sc_output_mask;           /* output source mask */
        !            60:
        !            61:        void (*sc_setvolume)(struct i2s_softc *, int, int);
        !            62:        void (*sc_setbass)(struct i2s_softc *, int);
        !            63:        void (*sc_settreble)(struct i2s_softc *, int);
        !            64:
        !            65:        u_char *sc_reg;
        !            66:        void *sc_i2c;
        !            67:
        !            68:        u_int sc_rate;
        !            69:        u_int sc_vol_l;
        !            70:        u_int sc_vol_r;
        !            71:        u_int sc_bass;
        !            72:        u_int sc_treble;
        !            73:
        !            74:        bus_dma_tag_t sc_dmat;
        !            75:        dbdma_regmap_t *sc_odma;
        !            76:        dbdma_regmap_t *sc_idma;
        !            77:        struct dbdma_command *sc_odmacmd, *sc_odmap;
        !            78:        struct dbdma_command *sc_idmacmd, *sc_idmap;
        !            79:        dbdma_t sc_odbdma, sc_idbdma;
        !            80:
        !            81:        struct i2s_dma *sc_dmas;
        !            82: };
        !            83:
        !            84: void i2s_attach(struct device *, struct i2s_softc *, struct confargs *);
        !            85: int i2s_intr(void *);
        !            86: int i2s_open(void *, int);
        !            87: void i2s_close(void *);
        !            88: int i2s_query_encoding(void *, struct audio_encoding *);
        !            89: int i2s_set_params(void *, int, int, struct audio_params *, struct audio_params *);
        !            90: int i2s_round_blocksize(void *, int);
        !            91: int i2s_halt_output(void *);
        !            92: int i2s_halt_input(void *);
        !            93: int i2s_set_port(void *, mixer_ctrl_t *);
        !            94: int i2s_get_port(void *, mixer_ctrl_t *);
        !            95: int i2s_query_devinfo(void *, mixer_devinfo_t *);
        !            96: size_t i2s_round_buffersize(void *, int, size_t);
        !            97: paddr_t i2s_mappage(void *, void *, off_t, int);
        !            98: int i2s_get_props(void *);
        !            99: int i2s_trigger_output(void *, void *, void *, int, void (*)(void *),
        !           100:     void *, struct audio_params *);
        !           101: int i2s_trigger_input(void *, void *, void *, int, void (*)(void *),
        !           102:     void *, struct audio_params *);
        !           103: int i2s_set_rate(struct i2s_softc *, int);
        !           104: void i2s_gpio_init(struct i2s_softc *, int, struct device *);
        !           105: void *i2s_allocm(void *, int, size_t, int, int);
        !           106: int deq_reset(struct i2s_softc *);
        !           107:
        !           108: #endif