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 | |