diff options
Diffstat (limited to 'sound/parisc/harmony.h')
| -rw-r--r-- | sound/parisc/harmony.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/sound/parisc/harmony.h b/sound/parisc/harmony.h new file mode 100644 index 0000000000..f4c29a2e32 --- /dev/null +++ b/sound/parisc/harmony.h @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Hewlett-Packard Harmony audio driver + * Copyright (C) 2004, Kyle McMartin <kyle@parisc-linux.org> + */ + +#ifndef __HARMONY_H__ +#define __HARMONY_H__ + +struct harmony_buffer { + unsigned long addr; + int buf; + int count; + int size; + int coherent; +}; + +struct snd_harmony { + int irq; + + unsigned long hpa; /* hard physical address */ + void __iomem *iobase; /* remapped io address */ + + struct parisc_device *dev; + + struct { + u32 gain; + u32 rate; + u32 format; + u32 stereo; + int playing; + int capturing; + } st; + + struct snd_dma_device dma; /* playback/capture */ + struct harmony_buffer pbuf; + struct harmony_buffer cbuf; + + struct snd_dma_buffer gdma; /* graveyard */ + struct snd_dma_buffer sdma; /* silence */ + + struct { + unsigned long play_intr; + unsigned long rec_intr; + unsigned long graveyard_intr; + unsigned long silence_intr; + } stats; + + struct snd_pcm *pcm; + struct snd_card *card; + struct snd_pcm_substream *psubs; + struct snd_pcm_substream *csubs; + struct snd_info_entry *proc; + + spinlock_t lock; + spinlock_t mixer_lock; +}; + +#define MAX_PCM_DEVICES 1 +#define MAX_PCM_SUBSTREAMS 4 +#define MAX_MIDI_DEVICES 0 + +#define HARMONY_SIZE 64 + +#define BUF_SIZE PAGE_SIZE +#define MAX_BUFS 16 +#define MAX_BUF_SIZE (MAX_BUFS * BUF_SIZE) + +#define PLAYBACK_BUFS MAX_BUFS +#define RECORD_BUFS MAX_BUFS +#define GRAVEYARD_BUFS 1 +#define GRAVEYARD_BUFSZ (GRAVEYARD_BUFS*BUF_SIZE) +#define SILENCE_BUFS 1 +#define SILENCE_BUFSZ (SILENCE_BUFS*BUF_SIZE) + +#define HARMONY_ID 0x000 +#define HARMONY_RESET 0x004 +#define HARMONY_CNTL 0x008 +#define HARMONY_GAINCTL 0x00c +#define HARMONY_PNXTADD 0x010 +#define HARMONY_PCURADD 0x014 +#define HARMONY_RNXTADD 0x018 +#define HARMONY_RCURADD 0x01c +#define HARMONY_DSTATUS 0x020 +#define HARMONY_OV 0x024 +#define HARMONY_PIO 0x028 +#define HARMONY_DIAG 0x03c + +#define HARMONY_CNTL_C 0x80000000 +#define HARMONY_CNTL_ST 0x00000020 +#define HARMONY_CNTL_44100 0x00000015 /* HARMONY_SR_44KHZ */ +#define HARMONY_CNTL_8000 0x00000008 /* HARMONY_SR_8KHZ */ + +#define HARMONY_DSTATUS_ID 0x00000000 /* interrupts off */ +#define HARMONY_DSTATUS_PN 0x00000200 /* playback fill */ +#define HARMONY_DSTATUS_RN 0x00000002 /* record fill */ +#define HARMONY_DSTATUS_IE 0x80000000 /* interrupts on */ + +#define HARMONY_DF_16BIT_LINEAR 0x00000000 +#define HARMONY_DF_8BIT_ULAW 0x00000001 +#define HARMONY_DF_8BIT_ALAW 0x00000002 + +#define HARMONY_SS_MONO 0x00000000 +#define HARMONY_SS_STEREO 0x00000001 + +#define HARMONY_GAIN_SILENCE 0x01F00FFF +#define HARMONY_GAIN_DEFAULT 0x01F00FFF + +#define HARMONY_GAIN_HE_SHIFT 27 /* headphones enabled */ +#define HARMONY_GAIN_HE_MASK (1 << HARMONY_GAIN_HE_SHIFT) +#define HARMONY_GAIN_LE_SHIFT 26 /* line-out enabled */ +#define HARMONY_GAIN_LE_MASK (1 << HARMONY_GAIN_LE_SHIFT) +#define HARMONY_GAIN_SE_SHIFT 25 /* internal-speaker enabled */ +#define HARMONY_GAIN_SE_MASK (1 << HARMONY_GAIN_SE_SHIFT) +#define HARMONY_GAIN_IS_SHIFT 24 /* input select - 0 for line, 1 for mic */ +#define HARMONY_GAIN_IS_MASK (1 << HARMONY_GAIN_IS_SHIFT) + +/* monitor attenuation */ +#define HARMONY_GAIN_MA 0x0f +#define HARMONY_GAIN_MA_SHIFT 20 +#define HARMONY_GAIN_MA_MASK (HARMONY_GAIN_MA << HARMONY_GAIN_MA_SHIFT) + +/* input gain */ +#define HARMONY_GAIN_IN 0x0f +#define HARMONY_GAIN_LI_SHIFT 16 +#define HARMONY_GAIN_LI_MASK (HARMONY_GAIN_IN << HARMONY_GAIN_LI_SHIFT) +#define HARMONY_GAIN_RI_SHIFT 12 +#define HARMONY_GAIN_RI_MASK (HARMONY_GAIN_IN << HARMONY_GAIN_RI_SHIFT) + +/* output gain (master volume) */ +#define HARMONY_GAIN_OUT 0x3f +#define HARMONY_GAIN_LO_SHIFT 6 +#define HARMONY_GAIN_LO_MASK (HARMONY_GAIN_OUT << HARMONY_GAIN_LO_SHIFT) +#define HARMONY_GAIN_RO_SHIFT 0 +#define HARMONY_GAIN_RO_MASK (HARMONY_GAIN_OUT << HARMONY_GAIN_RO_SHIFT) + +#define HARMONY_MAX_OUT (HARMONY_GAIN_RO_MASK >> HARMONY_GAIN_RO_SHIFT) +#define HARMONY_MAX_IN (HARMONY_GAIN_RI_MASK >> HARMONY_GAIN_RI_SHIFT) +#define HARMONY_MAX_MON (HARMONY_GAIN_MA_MASK >> HARMONY_GAIN_MA_SHIFT) + +#define HARMONY_SR_8KHZ 0x08 +#define HARMONY_SR_16KHZ 0x09 +#define HARMONY_SR_27KHZ 0x0A +#define HARMONY_SR_32KHZ 0x0B +#define HARMONY_SR_48KHZ 0x0E +#define HARMONY_SR_9KHZ 0x0F +#define HARMONY_SR_5KHZ 0x10 +#define HARMONY_SR_11KHZ 0x11 +#define HARMONY_SR_18KHZ 0x12 +#define HARMONY_SR_22KHZ 0x13 +#define HARMONY_SR_37KHZ 0x14 +#define HARMONY_SR_44KHZ 0x15 +#define HARMONY_SR_33KHZ 0x16 +#define HARMONY_SR_6KHZ 0x17 + +#endif /* __HARMONY_H__ */ |