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TOMOYO Linux Cross Reference
Linux/sound/parisc/harmony.h

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

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