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      1 /* $NetBSD: sunxi_codec.h,v 1.8 2021/05/05 20:58:03 jmcneill Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2014-2017 Jared McNeill <jmcneill (at) invisible.ca>
      5  * 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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _ARM_SUNXI_CODEC_H
     30 #define _ARM_SUNXI_CODEC_H
     31 
     32 #include <sys/audioio.h>
     33 #include <dev/audio/audio_if.h>
     34 
     35 #include <dev/fdt/fdtvar.h>
     36 
     37 #include "h3_codec.h"
     38 #include "v3s_codec.h"
     39 
     40 struct sunxi_codec_softc;
     41 
     42 struct sunxi_codec_conf {
     43 	const char	*name;
     44 
     45 	/* initialize codec */
     46 	int		(*init)(struct sunxi_codec_softc *);
     47 	/* toggle DAC/ADC mute */
     48 	void		(*mute)(struct sunxi_codec_softc *, int, u_int);
     49 	/* mixer controls */
     50 	int		(*set_port)(struct sunxi_codec_softc *,
     51 				    mixer_ctrl_t *);
     52 	int		(*get_port)(struct sunxi_codec_softc *,
     53 				    mixer_ctrl_t *);
     54 	int		(*query_devinfo)(struct sunxi_codec_softc *,
     55 					 mixer_devinfo_t *);
     56 
     57 	/* register map */
     58 	bus_size_t	DPC,
     59 			DAC_FIFOC,
     60 			DAC_FIFOS,
     61 			DAC_TXDATA,
     62 			ADC_FIFOC,
     63 			ADC_FIFOS,
     64 			ADC_RXDATA,
     65 			DAC_CNT,
     66 			ADC_CNT;
     67 };
     68 
     69 struct sunxi_codec_chan {
     70 	struct sunxi_codec_softc *ch_sc;
     71 	u_int			ch_mode;
     72 
     73 	struct fdtbus_dma	*ch_dma;
     74 	struct fdtbus_dma_req	ch_req;
     75 
     76 	audio_params_t		ch_params;
     77 
     78 	bus_addr_t		ch_start_phys;
     79 	bus_addr_t		ch_end_phys;
     80 	bus_addr_t		ch_cur_phys;
     81 	int			ch_blksize;
     82 
     83 	void			(*ch_intr)(void *);
     84 	void			*ch_intrarg;
     85 };
     86 
     87 struct sunxi_codec_dma {
     88 	LIST_ENTRY(sunxi_codec_dma) dma_list;
     89 	bus_dmamap_t		dma_map;
     90 	void			*dma_addr;
     91 	size_t			dma_size;
     92 	bus_dma_segment_t	dma_segs[1];
     93 	int			dma_nsegs;
     94 };
     95 
     96 struct sunxi_codec_softc {
     97 	device_t		sc_dev;
     98 	bus_space_tag_t		sc_bst;
     99 	bus_space_handle_t	sc_bsh;
    100 	bus_dma_tag_t		sc_dmat;
    101 	int			sc_phandle;
    102 	bus_addr_t		sc_baseaddr;
    103 
    104 	const struct sunxi_codec_conf	*sc_cfg;
    105 	void			*sc_codec_priv;
    106 
    107 	struct fdtbus_gpio_pin	*sc_pin_pa;
    108 
    109 	LIST_HEAD(, sunxi_codec_dma) sc_dmalist;
    110 
    111 	kmutex_t		sc_lock;
    112 	kmutex_t		sc_intr_lock;
    113 
    114 	struct audio_format	sc_format;
    115 
    116 	struct sunxi_codec_chan	sc_pchan;
    117 	struct sunxi_codec_chan	sc_rchan;
    118 };
    119 
    120 #if NH3_CODEC > 0
    121 extern const struct sunxi_codec_conf sun8i_h3_codecconf;
    122 #define	H3_CODEC_COMPATDATA						\
    123 	{ .compat = "allwinner,sun8i-h3-codec",				\
    124 	  .data = &sun8i_h3_codecconf },
    125 #else
    126 #define	H3_CODEC_COMPATDATA
    127 #endif
    128 
    129 #if NV3S_CODEC > 0
    130 extern const struct sunxi_codec_conf sun8i_v3s_codecconf;
    131 #define V3S_CODEC_COMPATDATA						\
    132 	{ .compat = "allwinner,sun8i-v3s-codec",			\
    133 	  .data = &sun8i_v3s_codecconf },
    134 #else
    135 #define V3S_CODEC_COMPATDATA
    136 #endif
    137 
    138 extern const struct sunxi_codec_conf sun4i_a10_codecconf;
    139 #define	A10_CODEC_COMPATDATA						\
    140 	{ .compat = "allwinner,sun4i-a10-codec",			\
    141 	  .data = &sun4i_a10_codecconf }, 				\
    142 	{ .compat = "allwinner,sun7i-a20-codec",			\
    143 	  .data = &sun4i_a10_codecconf },
    144 
    145 extern const struct sunxi_codec_conf sun6i_a31_codecconf;
    146 #define	A31_CODEC_COMPATDATA						\
    147 	{ .compat = "allwinner,sun6i-a31-codec",			\
    148 	  .data = &sun6i_a31_codecconf },
    149 
    150 #endif /* !_ARM_SUNXI_CODEC_H */
    151