1/*	$NetBSD: harmonyvar.h,v 1.6 2011/11/23 23:07:29 jmcneill 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@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
53struct harmony_volume {
54	u_char left, right;
55};
56
57struct harmony_empty {
58	uint8_t		playback[PLAYBACK_EMPTYS][HARMONY_BUFSIZE];
59	uint8_t		capture[CAPTURE_EMPTYS][HARMONY_BUFSIZE];
60};
61
62struct 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
70struct 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
81struct 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	int sc_open;
91	uint32_t sc_cntlbits;
92	int sc_need_commit;
93	int sc_playback_empty;
94	bus_addr_t sc_playback_paddrs[PLAYBACK_EMPTYS];
95	int sc_capture_empty;
96	bus_addr_t sc_capture_paddrs[CAPTURE_EMPTYS];
97	bus_dmamap_t sc_empty_map;
98	bus_dma_segment_t sc_empty_seg;
99	int sc_empty_rseg;
100	struct harmony_empty *sc_empty_kva;
101	struct harmony_dma *sc_dmas;
102	int sc_playing, sc_capturing;
103	struct harmony_channel sc_playback, sc_capture;
104	struct harmony_volume sc_monitor_lvl, sc_input_lvl, sc_output_lvl;
105	int sc_in_port, sc_out_port, sc_hasulinear8;
106	int sc_micpreamp, sc_ov, sc_outputgain;
107	int sc_teleshare;
108
109	krndsource_t sc_rnd_source;
110	struct callout sc_acc_tmo;
111	uint32_t sc_acc, sc_acc_num, sc_acc_cnt;
112};
113
114#define	READ_REG(sc, reg)		\
115    bus_space_read_4((sc)->sc_bt, (sc)->sc_bh, (reg))
116#define	WRITE_REG(sc, reg, val)		\
117    bus_space_write_4((sc)->sc_bt, (sc)->sc_bh, (reg), (val))
118#define	SYNC_REG(sc, reg, flags)	\
119    bus_space_barrier((sc)->sc_bt, (sc)->sc_bh, (reg), sizeof(uint32_t), \
120	(flags))
121