linux/sound/parisc/harmony.h
<<
>>
Prefs
   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
   8struct harmony_buffer {
   9        unsigned long addr;
  10        int buf;
  11        int count;
  12        int size;
  13        int coherent;
  14};
  15
  16struct 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
lxr.linux.no kindly hosted by Redpill Linpro AS, provider of Linux consulting and operations services since 1995.