1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Hewlett-Packard Harmony audio driver
3 * Copyright (C) 2004, Kyle McMartin <kyle@parisc-linux.org>
4 */
5
6 #ifndef __HARMONY_H__
7 #define __HARMONY_H__
8
9 struct harmony_buffer {
10 unsigned long addr;
11 int buf;
12 int count;
13 int size;
14 int coherent;
15 };
16
17 struct snd_harmony {
18 int irq;
19
20 unsigned long hpa; /* hard physical address */
21 void __iomem *iobase; /* remapped io address */
22
23 struct parisc_device *dev;
24
25 struct {
26 u32 gain;
27 u32 rate;
28 u32 format;
29 u32 stereo;
30 int playing;
31 int capturing;
32 } st;
33
34 struct snd_dma_device dma; /* playback/capture */
35 struct harmony_buffer pbuf;
36 struct harmony_buffer cbuf;
37
38 struct snd_dma_buffer gdma; /* graveyard */
39 struct snd_dma_buffer sdma; /* silence */
40
41 struct {
42 unsigned long play_intr;
43 unsigned long rec_intr;
44 unsigned long graveyard_intr;
45 unsigned long silence_intr;
46 } stats;
47
48 struct snd_pcm *pcm;
49 struct snd_card *card;
50 struct snd_pcm_substream *psubs;
51 struct snd_pcm_substream *csubs;
52 struct snd_info_entry *proc;
53
54 spinlock_t lock;
55 spinlock_t mixer_lock;
56 };
57
58 #define MAX_PCM_DEVICES 1
59 #define MAX_PCM_SUBSTREAMS 4
60 #define MAX_MIDI_DEVICES 0
61
62 #define HARMONY_SIZE 64
63
64 #define BUF_SIZE PAGE_SIZE
65 #define MAX_BUFS 16
66 #define MAX_BUF_SIZE (MAX_BUFS * BUF_SIZE)
67
68 #define PLAYBACK_BUFS MAX_BUFS
69 #define RECORD_BUFS MAX_BUFS
70 #define GRAVEYARD_BUFS 1
71 #define GRAVEYARD_BUFSZ (GRAVEYARD_BUFS*BUF_SIZE)
72 #define SILENCE_BUFS 1
73 #define SILENCE_BUFSZ (SILENCE_BUFS*BUF_SIZE)
74
75 #define HARMONY_ID 0x000
76 #define HARMONY_RESET 0x004
77 #define HARMONY_CNTL 0x008
78 #define HARMONY_GAINCTL 0x00c
79 #define HARMONY_PNXTADD 0x010
80 #define HARMONY_PCURADD 0x014
81 #define HARMONY_RNXTADD 0x018
82 #define HARMONY_RCURADD 0x01c
83 #define HARMONY_DSTATUS 0x020
84 #define HARMONY_OV 0x024
85 #define HARMONY_PIO 0x028
86 #define HARMONY_DIAG 0x03c
87
88 #define HARMONY_CNTL_C 0x80000000
89 #define HARMONY_CNTL_ST 0x00000020
90 #define HARMONY_CNTL_44100 0x00000015 /* HARMONY_SR_44KHZ */
91 #define HARMONY_CNTL_8000 0x00000008 /* HARMONY_SR_8KHZ */
92
93 #define HARMONY_DSTATUS_ID 0x00000000 /* interrupts off */
94 #define HARMONY_DSTATUS_PN 0x00000200 /* playback fill */
95 #define HARMONY_DSTATUS_RN 0x00000002 /* record fill */
96 #define HARMONY_DSTATUS_IE 0x80000000 /* interrupts on */
97
98 #define HARMONY_DF_16BIT_LINEAR 0x00000000
99 #define HARMONY_DF_8BIT_ULAW 0x00000001
100 #define HARMONY_DF_8BIT_ALAW 0x00000002
101
102 #define HARMONY_SS_MONO 0x00000000
103 #define HARMONY_SS_STEREO 0x00000001
104
105 #define HARMONY_GAIN_SILENCE 0x01F00FFF
106 #define HARMONY_GAIN_DEFAULT 0x01F00FFF
107
108 #define HARMONY_GAIN_HE_SHIFT 27 /* headphones enabled */
109 #define HARMONY_GAIN_HE_MASK (1 << HARMONY_GAIN_HE_SHIFT)
110 #define HARMONY_GAIN_LE_SHIFT 26 /* line-out enabled */
111 #define HARMONY_GAIN_LE_MASK (1 << HARMONY_GAIN_LE_SHIFT)
112 #define HARMONY_GAIN_SE_SHIFT 25 /* internal-speaker enabled */
113 #define HARMONY_GAIN_SE_MASK (1 << HARMONY_GAIN_SE_SHIFT)
114 #define HARMONY_GAIN_IS_SHIFT 24 /* input select - 0 for line, 1 for mic */
115 #define HARMONY_GAIN_IS_MASK (1 << HARMONY_GAIN_IS_SHIFT)
116
117 /* monitor attenuation */
118 #define HARMONY_GAIN_MA 0x0f
119 #define HARMONY_GAIN_MA_SHIFT 20
120 #define HARMONY_GAIN_MA_MASK (HARMONY_GAIN_MA << HARMONY_GAIN_MA_SHIFT)
121
122 /* input gain */
123 #define HARMONY_GAIN_IN 0x0f
124 #define HARMONY_GAIN_LI_SHIFT 16
125 #define HARMONY_GAIN_LI_MASK (HARMONY_GAIN_IN << HARMONY_GAIN_LI_SHIFT)
126 #define HARMONY_GAIN_RI_SHIFT 12
127 #define HARMONY_GAIN_RI_MASK (HARMONY_GAIN_IN << HARMONY_GAIN_RI_SHIFT)
128
129 /* output gain (master volume) */
130 #define HARMONY_GAIN_OUT 0x3f
131 #define HARMONY_GAIN_LO_SHIFT 6
132 #define HARMONY_GAIN_LO_MASK (HARMONY_GAIN_OUT << HARMONY_GAIN_LO_SHIFT)
133 #define HARMONY_GAIN_RO_SHIFT 0
134 #define HARMONY_GAIN_RO_MASK (HARMONY_GAIN_OUT << HARMONY_GAIN_RO_SHIFT)
135
136 #define HARMONY_MAX_OUT (HARMONY_GAIN_RO_MASK >> HARMONY_GAIN_RO_SHIFT)
137 #define HARMONY_MAX_IN (HARMONY_GAIN_RI_MASK >> HARMONY_GAIN_RI_SHIFT)
138 #define HARMONY_MAX_MON (HARMONY_GAIN_MA_MASK >> HARMONY_GAIN_MA_SHIFT)
139
140 #define HARMONY_SR_8KHZ 0x08
141 #define HARMONY_SR_16KHZ 0x09
142 #define HARMONY_SR_27KHZ 0x0A
143 #define HARMONY_SR_32KHZ 0x0B
144 #define HARMONY_SR_48KHZ 0x0E
145 #define HARMONY_SR_9KHZ 0x0F
146 #define HARMONY_SR_5KHZ 0x10
147 #define HARMONY_SR_11KHZ 0x11
148 #define HARMONY_SR_18KHZ 0x12
149 #define HARMONY_SR_22KHZ 0x13
150 #define HARMONY_SR_37KHZ 0x14
151 #define HARMONY_SR_44KHZ 0x15
152 #define HARMONY_SR_33KHZ 0x16
153 #define HARMONY_SR_6KHZ 0x17
154
155 #endif /* __HARMONY_H__ */
156
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.