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 9struct harmony_buffer { 10 unsigned long addr; 11 int buf; 12 int count; 13 int size; 14 int coherent; 15}; 16 17struct 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