| #ifndef _AC97_CODEC_H_ |
| #define _AC97_CODEC_H_ |
| |
| #include <linux/types.h> |
| #include <linux/soundcard.h> |
| |
| /* AC97 1.0 */ |
| #define AC97_RESET 0x0000 // |
| #define AC97_MASTER_VOL_STEREO 0x0002 // Line Out |
| #define AC97_HEADPHONE_VOL 0x0004 // |
| #define AC97_MASTER_VOL_MONO 0x0006 // TAD Output |
| #define AC97_MASTER_TONE 0x0008 // |
| #define AC97_PCBEEP_VOL 0x000a // none |
| #define AC97_PHONE_VOL 0x000c // TAD Input (mono) |
| #define AC97_MIC_VOL 0x000e // MIC Input (mono) |
| #define AC97_LINEIN_VOL 0x0010 // Line Input (stereo) |
| #define AC97_CD_VOL 0x0012 // CD Input (stereo) |
| #define AC97_VIDEO_VOL 0x0014 // none |
| #define AC97_AUX_VOL 0x0016 // Aux Input (stereo) |
| #define AC97_PCMOUT_VOL 0x0018 // Wave Output (stereo) |
| #define AC97_RECORD_SELECT 0x001a // |
| #define AC97_RECORD_GAIN 0x001c |
| #define AC97_RECORD_GAIN_MIC 0x001e |
| #define AC97_GENERAL_PURPOSE 0x0020 |
| #define AC97_3D_CONTROL 0x0022 |
| #define AC97_MODEM_RATE 0x0024 |
| #define AC97_POWER_CONTROL 0x0026 |
| |
| /* AC'97 2.0 */ |
| #define AC97_EXTENDED_ID 0x0028 /* Extended Audio ID */ |
| #define AC97_EXTENDED_STATUS 0x002A /* Extended Audio Status */ |
| #define AC97_PCM_FRONT_DAC_RATE 0x002C /* PCM Front DAC Rate */ |
| #define AC97_PCM_SURR_DAC_RATE 0x002E /* PCM Surround DAC Rate */ |
| #define AC97_PCM_LFE_DAC_RATE 0x0030 /* PCM LFE DAC Rate */ |
| #define AC97_PCM_LR_ADC_RATE 0x0032 /* PCM LR ADC Rate */ |
| #define AC97_PCM_MIC_ADC_RATE 0x0034 /* PCM MIC ADC Rate */ |
| #define AC97_CENTER_LFE_MASTER 0x0036 /* Center + LFE Master Volume */ |
| #define AC97_SURROUND_MASTER 0x0038 /* Surround (Rear) Master Volume */ |
| #define AC97_RESERVED_3A 0x003A /* Reserved in AC '97 < 2.2 */ |
| |
| /* AC'97 2.2 */ |
| #define AC97_SPDIF_CONTROL 0x003A /* S/PDIF Control */ |
| |
| /* range 0x3c-0x58 - MODEM */ |
| #define AC97_EXTENDED_MODEM_ID 0x003C |
| #define AC97_EXTEND_MODEM_STAT 0x003E |
| #define AC97_LINE1_RATE 0x0040 |
| #define AC97_LINE2_RATE 0x0042 |
| #define AC97_HANDSET_RATE 0x0044 |
| #define AC97_LINE1_LEVEL 0x0046 |
| #define AC97_LINE2_LEVEL 0x0048 |
| #define AC97_HANDSET_LEVEL 0x004A |
| #define AC97_GPIO_CONFIG 0x004C |
| #define AC97_GPIO_POLARITY 0x004E |
| #define AC97_GPIO_STICKY 0x0050 |
| #define AC97_GPIO_WAKE_UP 0x0052 |
| #define AC97_GPIO_STATUS 0x0054 |
| #define AC97_MISC_MODEM_STAT 0x0056 |
| #define AC97_RESERVED_58 0x0058 |
| |
| /* registers 0x005a - 0x007a are vendor reserved */ |
| |
| #define AC97_VENDOR_ID1 0x007c |
| #define AC97_VENDOR_ID2 0x007e |
| |
| /* volume control bit defines */ |
| #define AC97_MUTE 0x8000 |
| #define AC97_MICBOOST 0x0040 |
| #define AC97_LEFTVOL 0x3f00 |
| #define AC97_RIGHTVOL 0x003f |
| |
| /* record mux defines */ |
| #define AC97_RECMUX_MIC 0x0000 |
| #define AC97_RECMUX_CD 0x0101 |
| #define AC97_RECMUX_VIDEO 0x0202 |
| #define AC97_RECMUX_AUX 0x0303 |
| #define AC97_RECMUX_LINE 0x0404 |
| #define AC97_RECMUX_STEREO_MIX 0x0505 |
| #define AC97_RECMUX_MONO_MIX 0x0606 |
| #define AC97_RECMUX_PHONE 0x0707 |
| |
| /* general purpose register bit defines */ |
| #define AC97_GP_LPBK 0x0080 /* Loopback mode */ |
| #define AC97_GP_MS 0x0100 /* Mic Select 0=Mic1, 1=Mic2 */ |
| #define AC97_GP_MIX 0x0200 /* Mono output select 0=Mix, 1=Mic */ |
| #define AC97_GP_RLBK 0x0400 /* Remote Loopback - Modem line codec */ |
| #define AC97_GP_LLBK 0x0800 /* Local Loopback - Modem Line codec */ |
| #define AC97_GP_LD 0x1000 /* Loudness 1=on */ |
| #define AC97_GP_3D 0x2000 /* 3D Enhancement 1=on */ |
| #define AC97_GP_ST 0x4000 /* Stereo Enhancement 1=on */ |
| #define AC97_GP_POP 0x8000 /* Pcm Out Path, 0=pre 3D, 1=post 3D */ |
| |
| /* extended audio status and control bit defines */ |
| #define AC97_EA_VRA 0x0001 /* Variable bit rate enable bit */ |
| #define AC97_EA_DRA 0x0002 /* Double-rate audio enable bit */ |
| #define AC97_EA_SPDIF 0x0004 /* S/PDIF Enable bit */ |
| #define AC97_EA_VRM 0x0008 /* Variable bit rate for MIC enable bit */ |
| #define AC97_EA_CDAC 0x0040 /* PCM Center DAC is ready (Read only) */ |
| #define AC97_EA_SDAC 0x0040 /* PCM Surround DACs are ready (Read only) */ |
| #define AC97_EA_LDAC 0x0080 /* PCM LFE DAC is ready (Read only) */ |
| #define AC97_EA_MDAC 0x0100 /* MIC ADC is ready (Read only) */ |
| #define AC97_EA_SPCV 0x0400 /* S/PDIF configuration valid (Read only) */ |
| #define AC97_EA_PRI 0x0800 /* Turns the PCM Center DAC off */ |
| #define AC97_EA_PRJ 0x1000 /* Turns the PCM Surround DACs off */ |
| #define AC97_EA_PRK 0x2000 /* Turns the PCM LFE DAC off */ |
| #define AC97_EA_PRL 0x4000 /* Turns the MIC ADC off */ |
| #define AC97_EA_SLOT_MASK 0xffcf /* Mask for slot assignment bits */ |
| #define AC97_EA_SPSA_3_4 0x0000 /* Slot assigned to 3 & 4 */ |
| #define AC97_EA_SPSA_7_8 0x0010 /* Slot assigned to 7 & 8 */ |
| #define AC97_EA_SPSA_6_9 0x0020 /* Slot assigned to 6 & 9 */ |
| #define AC97_EA_SPSA_10_11 0x0030 /* Slot assigned to 10 & 11 */ |
| |
| /* S/PDIF control bit defines */ |
| #define AC97_SC_PRO 0x0001 /* Professional status */ |
| #define AC97_SC_NAUDIO 0x0002 /* Non audio stream */ |
| #define AC97_SC_COPY 0x0004 /* Copyright status */ |
| #define AC97_SC_PRE 0x0008 /* Preemphasis status */ |
| #define AC97_SC_CC_MASK 0x07f0 /* Category Code mask */ |
| #define AC97_SC_L 0x0800 /* Generation Level status */ |
| #define AC97_SC_SPSR_MASK 0xcfff /* S/PDIF Sample Rate bits */ |
| #define AC97_SC_SPSR_44K 0x0000 /* Use 44.1kHz Sample rate */ |
| #define AC97_SC_SPSR_48K 0x2000 /* Use 48kHz Sample rate */ |
| #define AC97_SC_SPSR_32K 0x3000 /* Use 32kHz Sample rate */ |
| #define AC97_SC_DRS 0x4000 /* Double Rate S/PDIF */ |
| #define AC97_SC_V 0x8000 /* Validity status */ |
| |
| /* powerdown control and status bit defines */ |
| |
| /* status */ |
| #define AC97_PWR_MDM 0x0010 /* Modem section ready */ |
| #define AC97_PWR_REF 0x0008 /* Vref nominal */ |
| #define AC97_PWR_ANL 0x0004 /* Analog section ready */ |
| #define AC97_PWR_DAC 0x0002 /* DAC section ready */ |
| #define AC97_PWR_ADC 0x0001 /* ADC section ready */ |
| |
| /* control */ |
| #define AC97_PWR_PR0 0x0100 /* ADC and Mux powerdown */ |
| #define AC97_PWR_PR1 0x0200 /* DAC powerdown */ |
| #define AC97_PWR_PR2 0x0400 /* Output mixer powerdown (Vref on) */ |
| #define AC97_PWR_PR3 0x0800 /* Output mixer powerdown (Vref off) */ |
| #define AC97_PWR_PR4 0x1000 /* AC-link powerdown */ |
| #define AC97_PWR_PR5 0x2000 /* Internal Clk disable */ |
| #define AC97_PWR_PR6 0x4000 /* HP amp powerdown */ |
| #define AC97_PWR_PR7 0x8000 /* Modem off - if supported */ |
| |
| /* extended audio ID register bit defines */ |
| #define AC97_EXTID_VRA 0x0001 |
| #define AC97_EXTID_DRA 0x0002 |
| #define AC97_EXTID_SPDIF 0x0004 |
| #define AC97_EXTID_VRM 0x0008 |
| #define AC97_EXTID_DSA0 0x0010 |
| #define AC97_EXTID_DSA1 0x0020 |
| #define AC97_EXTID_CDAC 0x0040 |
| #define AC97_EXTID_SDAC 0x0080 |
| #define AC97_EXTID_LDAC 0x0100 |
| #define AC97_EXTID_AMAP 0x0200 |
| #define AC97_EXTID_REV0 0x0400 |
| #define AC97_EXTID_REV1 0x0800 |
| #define AC97_EXTID_ID0 0x4000 |
| #define AC97_EXTID_ID1 0x8000 |
| |
| /* extended status register bit defines */ |
| #define AC97_EXTSTAT_VRA 0x0001 |
| #define AC97_EXTSTAT_DRA 0x0002 |
| #define AC97_EXTSTAT_SPDIF 0x0004 |
| #define AC97_EXTSTAT_VRM 0x0008 |
| #define AC97_EXTSTAT_SPSA0 0x0010 |
| #define AC97_EXTSTAT_SPSA1 0x0020 |
| #define AC97_EXTSTAT_CDAC 0x0040 |
| #define AC97_EXTSTAT_SDAC 0x0080 |
| #define AC97_EXTSTAT_LDAC 0x0100 |
| #define AC97_EXTSTAT_MADC 0x0200 |
| #define AC97_EXTSTAT_SPCV 0x0400 |
| #define AC97_EXTSTAT_PRI 0x0800 |
| #define AC97_EXTSTAT_PRJ 0x1000 |
| #define AC97_EXTSTAT_PRK 0x2000 |
| #define AC97_EXTSTAT_PRL 0x4000 |
| |
| /* extended audio ID register bit defines */ |
| #define AC97_EXTID_VRA 0x0001 |
| #define AC97_EXTID_DRA 0x0002 |
| #define AC97_EXTID_SPDIF 0x0004 |
| #define AC97_EXTID_VRM 0x0008 |
| #define AC97_EXTID_DSA0 0x0010 |
| #define AC97_EXTID_DSA1 0x0020 |
| #define AC97_EXTID_CDAC 0x0040 |
| #define AC97_EXTID_SDAC 0x0080 |
| #define AC97_EXTID_LDAC 0x0100 |
| #define AC97_EXTID_AMAP 0x0200 |
| #define AC97_EXTID_REV0 0x0400 |
| #define AC97_EXTID_REV1 0x0800 |
| #define AC97_EXTID_ID0 0x4000 |
| #define AC97_EXTID_ID1 0x8000 |
| |
| /* extended status register bit defines */ |
| #define AC97_EXTSTAT_VRA 0x0001 |
| #define AC97_EXTSTAT_DRA 0x0002 |
| #define AC97_EXTSTAT_SPDIF 0x0004 |
| #define AC97_EXTSTAT_VRM 0x0008 |
| #define AC97_EXTSTAT_SPSA0 0x0010 |
| #define AC97_EXTSTAT_SPSA1 0x0020 |
| #define AC97_EXTSTAT_CDAC 0x0040 |
| #define AC97_EXTSTAT_SDAC 0x0080 |
| #define AC97_EXTSTAT_LDAC 0x0100 |
| #define AC97_EXTSTAT_MADC 0x0200 |
| #define AC97_EXTSTAT_SPCV 0x0400 |
| #define AC97_EXTSTAT_PRI 0x0800 |
| #define AC97_EXTSTAT_PRJ 0x1000 |
| #define AC97_EXTSTAT_PRK 0x2000 |
| #define AC97_EXTSTAT_PRL 0x4000 |
| |
| /* useful power states */ |
| #define AC97_PWR_D0 0x0000 /* everything on */ |
| #define AC97_PWR_D1 AC97_PWR_PR0|AC97_PWR_PR1|AC97_PWR_PR4 |
| #define AC97_PWR_D2 AC97_PWR_PR0|AC97_PWR_PR1|AC97_PWR_PR2|AC97_PWR_PR3|AC97_PWR_PR4 |
| #define AC97_PWR_D3 AC97_PWR_PR0|AC97_PWR_PR1|AC97_PWR_PR2|AC97_PWR_PR3|AC97_PWR_PR4 |
| #define AC97_PWR_ANLOFF AC97_PWR_PR2|AC97_PWR_PR3 /* analog section off */ |
| |
| /* Total number of defined registers. */ |
| #define AC97_REG_CNT 64 |
| |
| |
| /* OSS interface to the ac97s.. */ |
| #define AC97_STEREO_MASK (SOUND_MASK_VOLUME|SOUND_MASK_PCM|\ |
| SOUND_MASK_LINE|SOUND_MASK_CD|\ |
| SOUND_MASK_ALTPCM|SOUND_MASK_IGAIN|\ |
| SOUND_MASK_LINE1|SOUND_MASK_VIDEO) |
| |
| #define AC97_SUPPORTED_MASK (AC97_STEREO_MASK | \ |
| SOUND_MASK_BASS|SOUND_MASK_TREBLE|\ |
| SOUND_MASK_SPEAKER|SOUND_MASK_MIC|\ |
| SOUND_MASK_PHONEIN|SOUND_MASK_PHONEOUT) |
| |
| #define AC97_RECORD_MASK (SOUND_MASK_MIC|\ |
| SOUND_MASK_CD|SOUND_MASK_IGAIN|SOUND_MASK_VIDEO|\ |
| SOUND_MASK_LINE1| SOUND_MASK_LINE|\ |
| SOUND_MASK_PHONEIN) |
| |
| /* original check is not good enough in case FOO is greater than |
| * SOUND_MIXER_NRDEVICES because the supported_mixers has exactly |
| * SOUND_MIXER_NRDEVICES elements. |
| * before matching the given mixer against the bitmask in supported_mixers we |
| * check if mixer number exceeds maximum allowed size which is as mentioned |
| * above SOUND_MIXER_NRDEVICES */ |
| #define supported_mixer(CODEC,FOO) ((FOO >= 0) && \ |
| (FOO < SOUND_MIXER_NRDEVICES) && \ |
| (CODEC)->supported_mixers & (1<<FOO) ) |
| |
| struct ac97_codec { |
| /* Linked list of codecs */ |
| struct list_head list; |
| |
| /* AC97 controller connected with */ |
| void *private_data; |
| |
| char *name; |
| int id; |
| int dev_mixer; |
| int type; |
| u32 model; |
| |
| unsigned int modem:1; |
| |
| struct ac97_ops *codec_ops; |
| |
| /* controller specific lower leverl ac97 accessing routines. |
| must be re-entrant safe */ |
| u16 (*codec_read) (struct ac97_codec *codec, u8 reg); |
| void (*codec_write) (struct ac97_codec *codec, u8 reg, u16 val); |
| |
| /* Wait for codec-ready. Ok to sleep here. */ |
| void (*codec_wait) (struct ac97_codec *codec); |
| |
| /* callback used by helper drivers for interesting ac97 setups */ |
| void (*codec_unregister) (struct ac97_codec *codec); |
| |
| struct ac97_driver *driver; |
| void *driver_private; /* Private data for the driver */ |
| |
| spinlock_t lock; |
| |
| /* OSS mixer masks */ |
| int modcnt; |
| int supported_mixers; |
| int stereo_mixers; |
| int record_sources; |
| |
| /* Property flags */ |
| int flags; |
| |
| int bit_resolution; |
| |
| /* OSS mixer interface */ |
| int (*read_mixer) (struct ac97_codec *codec, int oss_channel); |
| void (*write_mixer)(struct ac97_codec *codec, int oss_channel, |
| unsigned int left, unsigned int right); |
| int (*recmask_io) (struct ac97_codec *codec, int rw, int mask); |
| int (*mixer_ioctl)(struct ac97_codec *codec, unsigned int cmd, unsigned long arg); |
| |
| /* saved OSS mixer states */ |
| unsigned int mixer_state[SOUND_MIXER_NRDEVICES]; |
| |
| /* Software Modem interface */ |
| int (*modem_ioctl)(struct ac97_codec *codec, unsigned int cmd, unsigned long arg); |
| }; |
| |
| /* |
| * Operation structures for each known AC97 chip |
| */ |
| |
| struct ac97_ops |
| { |
| /* Initialise */ |
| int (*init)(struct ac97_codec *c); |
| /* Amplifier control */ |
| int (*amplifier)(struct ac97_codec *codec, int on); |
| /* Digital mode control */ |
| int (*digital)(struct ac97_codec *codec, int slots, int rate, int mode); |
| #define AUDIO_DIGITAL 0x8000 |
| #define AUDIO_PRO 0x4000 |
| #define AUDIO_DRS 0x2000 |
| #define AUDIO_CCMASK 0x003F |
| |
| #define AC97_DELUDED_MODEM 1 /* Audio codec reports its a modem */ |
| #define AC97_NO_PCM_VOLUME 2 /* Volume control is missing */ |
| #define AC97_DEFAULT_POWER_OFF 4 /* Needs warm reset to power up */ |
| }; |
| |
| extern int ac97_probe_codec(struct ac97_codec *); |
| |
| extern struct ac97_codec *ac97_alloc_codec(void); |
| extern void ac97_release_codec(struct ac97_codec *codec); |
| |
| struct ac97_driver { |
| struct list_head list; |
| char *name; |
| u32 codec_id; |
| u32 codec_mask; |
| int (*probe) (struct ac97_codec *codec, struct ac97_driver *driver); |
| void (*remove) (struct ac97_codec *codec, struct ac97_driver *driver); |
| }; |
| |
| /* quirk types */ |
| enum { |
| AC97_TUNE_DEFAULT = -1, /* use default from quirk list (not valid in list) */ |
| AC97_TUNE_NONE = 0, /* nothing extra to do */ |
| AC97_TUNE_HP_ONLY, /* headphone (true line-out) control as master only */ |
| AC97_TUNE_SWAP_HP, /* swap headphone and master controls */ |
| AC97_TUNE_SWAP_SURROUND, /* swap master and surround controls */ |
| AC97_TUNE_AD_SHARING, /* for AD1985, turn on OMS bit and use headphone */ |
| AC97_TUNE_ALC_JACK, /* for Realtek, enable JACK detection */ |
| }; |
| |
| struct ac97_quirk { |
| unsigned short vendor; /* PCI vendor id */ |
| unsigned short device; /* PCI device id */ |
| unsigned short mask; /* device id bit mask, 0 = accept all */ |
| const char *name; /* name shown as info */ |
| int type; /* quirk type above */ |
| }; |
| |
| #endif /* _AC97_CODEC_H_ */ |