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      1 /*	$NetBSD: harmonyvar.h,v 1.2 2019/05/08 13:40:15 isaki Exp $	*/
      2 
      3 /*	$OpenBSD: harmonyvar.h,v 1.8 2003/08/15 13:25:53 mickey Exp $	*/
      4 
      5 /*
      6  * Copyright (c) 2003 Jason L. Wright (jason (at) thought.net)
      7  * All rights reserved.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     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
     20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     21  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
     22  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     24  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     27  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #define	HARMONY_PORT_INPUT_LVL		0
     32 #define	HARMONY_PORT_INPUT_OV		1
     33 #define	HARMONY_PORT_OUTPUT_LVL		2
     34 #define	HARMONY_PORT_OUTPUT_GAIN	3
     35 #define	HARMONY_PORT_MONITOR_LVL	4
     36 #define	HARMONY_PORT_RECORD_SOURCE	5
     37 #define	HARMONY_PORT_OUTPUT_SOURCE	6
     38 #define	HARMONY_PORT_INPUT_CLASS	7
     39 #define	HARMONY_PORT_OUTPUT_CLASS	8
     40 #define	HARMONY_PORT_MONITOR_CLASS	9
     41 #define	HARMONY_PORT_RECORD_CLASS	10
     42 
     43 #define	HARMONY_IN_MIC			0
     44 #define	HARMONY_IN_LINE			1
     45 
     46 #define	HARMONY_OUT_LINE		0
     47 #define	HARMONY_OUT_SPEAKER		1
     48 #define	HARMONY_OUT_HEADPHONE		2
     49 
     50 #define	PLAYBACK_EMPTYS			3	/* playback empty buffers */
     51 #define	CAPTURE_EMPTYS			3	/* capture empty buffers */
     52 
     53 struct harmony_volume {
     54 	u_char left, right;
     55 };
     56 
     57 struct harmony_empty {
     58 	uint8_t		playback[PLAYBACK_EMPTYS][HARMONY_BUFSIZE];
     59 	uint8_t		capture[CAPTURE_EMPTYS][HARMONY_BUFSIZE];
     60 };
     61 
     62 struct harmony_dma {
     63 	struct harmony_dma *d_next;
     64 	bus_dmamap_t d_map;
     65 	bus_dma_segment_t d_seg;
     66 	void *d_kva;
     67 	size_t d_size;
     68 };
     69 
     70 struct harmony_channel {
     71 	struct harmony_dma *c_current;
     72 	bus_size_t c_segsz;
     73 	bus_size_t c_cnt;
     74 	bus_size_t c_blksz;
     75 	bus_addr_t c_lastaddr;
     76 	void (*c_intr)(void *);
     77 	void *c_intrarg;
     78 	bus_addr_t c_theaddr;
     79 };
     80 
     81 struct harmony_softc {
     82 	device_t sc_dv;
     83 	kmutex_t sc_lock;
     84 	kmutex_t sc_intr_lock;
     85 	struct audio_device sc_audev;
     86 
     87 	bus_dma_tag_t sc_dmat;
     88 	bus_space_tag_t sc_bt;
     89 	bus_space_handle_t sc_bh;
     90 	uint32_t sc_cntlbits;
     91 	int sc_need_commit;
     92 	int sc_playback_empty;
     93 	bus_addr_t sc_playback_paddrs[PLAYBACK_EMPTYS];
     94 	int sc_capture_empty;
     95 	bus_addr_t sc_capture_paddrs[CAPTURE_EMPTYS];
     96 	bus_dmamap_t sc_empty_map;
     97 	bus_dma_segment_t sc_empty_seg;
     98 	int sc_empty_rseg;
     99 	struct harmony_empty *sc_empty_kva;
    100 	struct harmony_dma *sc_dmas;
    101 	int sc_playing, sc_capturing;
    102 	struct harmony_channel sc_playback, sc_capture;
    103 	struct harmony_volume sc_monitor_lvl, sc_input_lvl, sc_output_lvl;
    104 	int sc_in_port, sc_out_port;
    105 	int sc_micpreamp, sc_ov, sc_outputgain;
    106 	int sc_teleshare;
    107 
    108 	krndsource_t sc_rnd_source;
    109 	struct callout sc_acc_tmo;
    110 	uint32_t sc_acc, sc_acc_num, sc_acc_cnt;
    111 };
    112 
    113 #define	READ_REG(sc, reg)		\
    114     bus_space_read_4((sc)->sc_bt, (sc)->sc_bh, (reg))
    115 #define	WRITE_REG(sc, reg, val)		\
    116     bus_space_write_4((sc)->sc_bt, (sc)->sc_bh, (reg), (val))
    117 #define	SYNC_REG(sc, reg, flags)	\
    118     bus_space_barrier((sc)->sc_bt, (sc)->sc_bh, (reg), sizeof(uint32_t), \
    119 	(flags))
    120