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/* 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;
};
typedef struct snd_card_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;
snd_pcm_t *pcm;
snd_card_t *card;
snd_pcm_substream_t *psubs;
snd_pcm_substream_t *csubs;
snd_info_entry_t *proc;
spinlock_t lock;
spinlock_t mixer_lock;
} harmony_t;
#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 10
#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 0x00F00FFF
#define HARMONY_GAIN_DEFAULT 0x0FF00000
#define HARMONY_GAIN_HE_SHIFT 27
#define HARMONY_GAIN_HE_MASK (1 << HARMONY_GAIN_HE_SHIFT)
#define HARMONY_GAIN_LE_SHIFT 26
#define HARMONY_GAIN_LE_MASK (1 << HARMONY_GAIN_LE_SHIFT)
#define HARMONY_GAIN_SE_SHIFT 25
#define HARMONY_GAIN_SE_MASK (1 << HARMONY_GAIN_SE_SHIFT)
#define HARMONY_GAIN_IS_SHIFT 24
#define HARMONY_GAIN_IS_MASK (1 << HARMONY_GAIN_IS_SHIFT)
#define HARMONY_GAIN_MA 0x0f
#define HARMONY_GAIN_MA_SHIFT 20
#define HARMONY_GAIN_MA_MASK (HARMONY_GAIN_MA << HARMONY_GAIN_MA_SHIFT)
#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)
#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__ */
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