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