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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [ac97_codec.h] - Blame information for rev 81

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#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_read_proc (char *page_out, char **start, off_t off,
                           int count, int *eof, void *data);
extern int ac97_probe_codec(struct ac97_codec *);
extern unsigned int ac97_set_adc_rate(struct ac97_codec *codec, unsigned int rate);
extern unsigned int ac97_set_dac_rate(struct ac97_codec *codec, unsigned int rate);
 
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 */
};
 
struct pci_dev;
extern int ac97_tune_hardware(struct pci_dev *pdev, struct ac97_quirk *quirk, int override);
 
#endif /* _AC97_CODEC_H_ */

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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [ac97_codec.h] - Blame information for rev 81

Line No.	Rev	Author	Line
1	62	marcus.erl	`#ifndef _AC97_CODEC_H_`
2			`#define _AC97_CODEC_H_`
3
4			`#include <linux/types.h>`
5			`#include <linux/soundcard.h>`
6
7			`/* AC97 1.0 */`
8			`#define AC97_RESET 0x0000 //`
9			`#define AC97_MASTER_VOL_STEREO 0x0002 // Line Out`
10			`#define AC97_HEADPHONE_VOL 0x0004 //`
11			`#define AC97_MASTER_VOL_MONO 0x0006 // TAD Output`
12			`#define AC97_MASTER_TONE 0x0008 //`
13			`#define AC97_PCBEEP_VOL 0x000a // none`
14			`#define AC97_PHONE_VOL 0x000c // TAD Input (mono)`
15			`#define AC97_MIC_VOL 0x000e // MIC Input (mono)`
16			`#define AC97_LINEIN_VOL 0x0010 // Line Input (stereo)`
17			`#define AC97_CD_VOL 0x0012 // CD Input (stereo)`
18			`#define AC97_VIDEO_VOL 0x0014 // none`
19			`#define AC97_AUX_VOL 0x0016 // Aux Input (stereo)`
20			`#define AC97_PCMOUT_VOL 0x0018 // Wave Output (stereo)`
21			`#define AC97_RECORD_SELECT 0x001a //`
22			`#define AC97_RECORD_GAIN 0x001c`
23			`#define AC97_RECORD_GAIN_MIC 0x001e`
24			`#define AC97_GENERAL_PURPOSE 0x0020`
25			`#define AC97_3D_CONTROL 0x0022`
26			`#define AC97_MODEM_RATE 0x0024`
27			`#define AC97_POWER_CONTROL 0x0026`
28
29			`/* AC'97 2.0 */`
30			`#define AC97_EXTENDED_ID 0x0028 /* Extended Audio ID */`
31			`#define AC97_EXTENDED_STATUS 0x002A /* Extended Audio Status */`
32			`#define AC97_PCM_FRONT_DAC_RATE 0x002C /* PCM Front DAC Rate */`
33			`#define AC97_PCM_SURR_DAC_RATE 0x002E /* PCM Surround DAC Rate */`
34			`#define AC97_PCM_LFE_DAC_RATE 0x0030 /* PCM LFE DAC Rate */`
35			`#define AC97_PCM_LR_ADC_RATE 0x0032 /* PCM LR ADC Rate */`
36			`#define AC97_PCM_MIC_ADC_RATE 0x0034 /* PCM MIC ADC Rate */`
37			`#define AC97_CENTER_LFE_MASTER 0x0036 /* Center + LFE Master Volume */`
38			`#define AC97_SURROUND_MASTER 0x0038 /* Surround (Rear) Master Volume */`
39			`#define AC97_RESERVED_3A 0x003A /* Reserved in AC '97 < 2.2 */`
40
41			`/* AC'97 2.2 */`
42			`#define AC97_SPDIF_CONTROL 0x003A /* S/PDIF Control */`
43
44			`/* range 0x3c-0x58 - MODEM */`
45			`#define AC97_EXTENDED_MODEM_ID 0x003C`
46			`#define AC97_EXTEND_MODEM_STAT 0x003E`
47			`#define AC97_LINE1_RATE 0x0040`
48			`#define AC97_LINE2_RATE 0x0042`
49			`#define AC97_HANDSET_RATE 0x0044`
50			`#define AC97_LINE1_LEVEL 0x0046`
51			`#define AC97_LINE2_LEVEL 0x0048`
52			`#define AC97_HANDSET_LEVEL 0x004A`
53			`#define AC97_GPIO_CONFIG 0x004C`
54			`#define AC97_GPIO_POLARITY 0x004E`
55			`#define AC97_GPIO_STICKY 0x0050`
56			`#define AC97_GPIO_WAKE_UP 0x0052`
57			`#define AC97_GPIO_STATUS 0x0054`
58			`#define AC97_MISC_MODEM_STAT 0x0056`
59			`#define AC97_RESERVED_58 0x0058`
60
61			`/* registers 0x005a - 0x007a are vendor reserved */`
62
63			`#define AC97_VENDOR_ID1 0x007c`
64			`#define AC97_VENDOR_ID2 0x007e`
65
66			`/* volume control bit defines */`
67			`#define AC97_MUTE 0x8000`
68			`#define AC97_MICBOOST 0x0040`
69			`#define AC97_LEFTVOL 0x3f00`
70			`#define AC97_RIGHTVOL 0x003f`
71
72			`/* record mux defines */`
73			`#define AC97_RECMUX_MIC 0x0000`
74			`#define AC97_RECMUX_CD 0x0101`
75			`#define AC97_RECMUX_VIDEO 0x0202`
76			`#define AC97_RECMUX_AUX 0x0303`
77			`#define AC97_RECMUX_LINE 0x0404`
78			`#define AC97_RECMUX_STEREO_MIX 0x0505`
79			`#define AC97_RECMUX_MONO_MIX 0x0606`
80			`#define AC97_RECMUX_PHONE 0x0707`
81
82			`/* general purpose register bit defines */`
83			`#define AC97_GP_LPBK 0x0080 /* Loopback mode */`
84			`#define AC97_GP_MS 0x0100 /* Mic Select 0=Mic1, 1=Mic2 */`
85			`#define AC97_GP_MIX 0x0200 /* Mono output select 0=Mix, 1=Mic */`
86			`#define AC97_GP_RLBK 0x0400 /* Remote Loopback - Modem line codec */`
87			`#define AC97_GP_LLBK 0x0800 /* Local Loopback - Modem Line codec */`
88			`#define AC97_GP_LD 0x1000 /* Loudness 1=on */`
89			`#define AC97_GP_3D 0x2000 /* 3D Enhancement 1=on */`
90			`#define AC97_GP_ST 0x4000 /* Stereo Enhancement 1=on */`
91			`#define AC97_GP_POP 0x8000 /* Pcm Out Path, 0=pre 3D, 1=post 3D */`
92
93			`/* extended audio status and control bit defines */`
94			`#define AC97_EA_VRA 0x0001 /* Variable bit rate enable bit */`
95			`#define AC97_EA_DRA 0x0002 /* Double-rate audio enable bit */`
96			`#define AC97_EA_SPDIF 0x0004 /* S/PDIF Enable bit */`
97			`#define AC97_EA_VRM 0x0008 /* Variable bit rate for MIC enable bit */`
98			`#define AC97_EA_CDAC 0x0040 /* PCM Center DAC is ready (Read only) */`
99			`#define AC97_EA_SDAC 0x0040 /* PCM Surround DACs are ready (Read only) */`
100			`#define AC97_EA_LDAC 0x0080 /* PCM LFE DAC is ready (Read only) */`
101			`#define AC97_EA_MDAC 0x0100 /* MIC ADC is ready (Read only) */`
102			`#define AC97_EA_SPCV 0x0400 /* S/PDIF configuration valid (Read only) */`
103			`#define AC97_EA_PRI 0x0800 /* Turns the PCM Center DAC off */`
104			`#define AC97_EA_PRJ 0x1000 /* Turns the PCM Surround DACs off */`
105			`#define AC97_EA_PRK 0x2000 /* Turns the PCM LFE DAC off */`
106			`#define AC97_EA_PRL 0x4000 /* Turns the MIC ADC off */`
107			`#define AC97_EA_SLOT_MASK 0xffcf /* Mask for slot assignment bits */`
108			`#define AC97_EA_SPSA_3_4 0x0000 /* Slot assigned to 3 & 4 */`
109			`#define AC97_EA_SPSA_7_8 0x0010 /* Slot assigned to 7 & 8 */`
110			`#define AC97_EA_SPSA_6_9 0x0020 /* Slot assigned to 6 & 9 */`
111			`#define AC97_EA_SPSA_10_11 0x0030 /* Slot assigned to 10 & 11 */`
112
113			`/* S/PDIF control bit defines */`
114			`#define AC97_SC_PRO 0x0001 /* Professional status */`
115			`#define AC97_SC_NAUDIO 0x0002 /* Non audio stream */`
116			`#define AC97_SC_COPY 0x0004 /* Copyright status */`
117			`#define AC97_SC_PRE 0x0008 /* Preemphasis status */`
118			`#define AC97_SC_CC_MASK 0x07f0 /* Category Code mask */`
119			`#define AC97_SC_L 0x0800 /* Generation Level status */`
120			`#define AC97_SC_SPSR_MASK 0xcfff /* S/PDIF Sample Rate bits */`
121			`#define AC97_SC_SPSR_44K 0x0000 /* Use 44.1kHz Sample rate */`
122			`#define AC97_SC_SPSR_48K 0x2000 /* Use 48kHz Sample rate */`
123			`#define AC97_SC_SPSR_32K 0x3000 /* Use 32kHz Sample rate */`
124			`#define AC97_SC_DRS 0x4000 /* Double Rate S/PDIF */`
125			`#define AC97_SC_V 0x8000 /* Validity status */`
126
127			`/* powerdown control and status bit defines */`
128
129			`/* status */`
130			`#define AC97_PWR_MDM 0x0010 /* Modem section ready */`
131			`#define AC97_PWR_REF 0x0008 /* Vref nominal */`
132			`#define AC97_PWR_ANL 0x0004 /* Analog section ready */`
133			`#define AC97_PWR_DAC 0x0002 /* DAC section ready */`
134			`#define AC97_PWR_ADC 0x0001 /* ADC section ready */`
135
136			`/* control */`
137			`#define AC97_PWR_PR0 0x0100 /* ADC and Mux powerdown */`
138			`#define AC97_PWR_PR1 0x0200 /* DAC powerdown */`
139			`#define AC97_PWR_PR2 0x0400 /* Output mixer powerdown (Vref on) */`
140			`#define AC97_PWR_PR3 0x0800 /* Output mixer powerdown (Vref off) */`
141			`#define AC97_PWR_PR4 0x1000 /* AC-link powerdown */`
142			`#define AC97_PWR_PR5 0x2000 /* Internal Clk disable */`
143			`#define AC97_PWR_PR6 0x4000 /* HP amp powerdown */`
144			`#define AC97_PWR_PR7 0x8000 /* Modem off - if supported */`
145
146			`/* extended audio ID register bit defines */`
147			`#define AC97_EXTID_VRA 0x0001`
148			`#define AC97_EXTID_DRA 0x0002`
149			`#define AC97_EXTID_SPDIF 0x0004`
150			`#define AC97_EXTID_VRM 0x0008`
151			`#define AC97_EXTID_DSA0 0x0010`
152			`#define AC97_EXTID_DSA1 0x0020`
153			`#define AC97_EXTID_CDAC 0x0040`
154			`#define AC97_EXTID_SDAC 0x0080`
155			`#define AC97_EXTID_LDAC 0x0100`
156			`#define AC97_EXTID_AMAP 0x0200`
157			`#define AC97_EXTID_REV0 0x0400`
158			`#define AC97_EXTID_REV1 0x0800`
159			`#define AC97_EXTID_ID0 0x4000`
160			`#define AC97_EXTID_ID1 0x8000`
161
162			`/* extended status register bit defines */`
163			`#define AC97_EXTSTAT_VRA 0x0001`
164			`#define AC97_EXTSTAT_DRA 0x0002`
165			`#define AC97_EXTSTAT_SPDIF 0x0004`
166			`#define AC97_EXTSTAT_VRM 0x0008`
167			`#define AC97_EXTSTAT_SPSA0 0x0010`
168			`#define AC97_EXTSTAT_SPSA1 0x0020`
169			`#define AC97_EXTSTAT_CDAC 0x0040`
170			`#define AC97_EXTSTAT_SDAC 0x0080`
171			`#define AC97_EXTSTAT_LDAC 0x0100`
172			`#define AC97_EXTSTAT_MADC 0x0200`
173			`#define AC97_EXTSTAT_SPCV 0x0400`
174			`#define AC97_EXTSTAT_PRI 0x0800`
175			`#define AC97_EXTSTAT_PRJ 0x1000`
176			`#define AC97_EXTSTAT_PRK 0x2000`
177			`#define AC97_EXTSTAT_PRL 0x4000`
178
179			`/* extended audio ID register bit defines */`
180			`#define AC97_EXTID_VRA 0x0001`
181			`#define AC97_EXTID_DRA 0x0002`
182			`#define AC97_EXTID_SPDIF 0x0004`
183			`#define AC97_EXTID_VRM 0x0008`
184			`#define AC97_EXTID_DSA0 0x0010`
185			`#define AC97_EXTID_DSA1 0x0020`
186			`#define AC97_EXTID_CDAC 0x0040`
187			`#define AC97_EXTID_SDAC 0x0080`
188			`#define AC97_EXTID_LDAC 0x0100`
189			`#define AC97_EXTID_AMAP 0x0200`
190			`#define AC97_EXTID_REV0 0x0400`
191			`#define AC97_EXTID_REV1 0x0800`
192			`#define AC97_EXTID_ID0 0x4000`
193			`#define AC97_EXTID_ID1 0x8000`
194
195			`/* extended status register bit defines */`
196			`#define AC97_EXTSTAT_VRA 0x0001`
197			`#define AC97_EXTSTAT_DRA 0x0002`
198			`#define AC97_EXTSTAT_SPDIF 0x0004`
199			`#define AC97_EXTSTAT_VRM 0x0008`
200			`#define AC97_EXTSTAT_SPSA0 0x0010`
201			`#define AC97_EXTSTAT_SPSA1 0x0020`
202			`#define AC97_EXTSTAT_CDAC 0x0040`
203			`#define AC97_EXTSTAT_SDAC 0x0080`
204			`#define AC97_EXTSTAT_LDAC 0x0100`
205			`#define AC97_EXTSTAT_MADC 0x0200`
206			`#define AC97_EXTSTAT_SPCV 0x0400`
207			`#define AC97_EXTSTAT_PRI 0x0800`
208			`#define AC97_EXTSTAT_PRJ 0x1000`
209			`#define AC97_EXTSTAT_PRK 0x2000`
210			`#define AC97_EXTSTAT_PRL 0x4000`
211
212			`/* useful power states */`
213			`#define AC97_PWR_D0 0x0000 /* everything on */`
214			`#define AC97_PWR_D1 AC97_PWR_PR0\|AC97_PWR_PR1\|AC97_PWR_PR4`
215			`#define AC97_PWR_D2 AC97_PWR_PR0\|AC97_PWR_PR1\|AC97_PWR_PR2\|AC97_PWR_PR3\|AC97_PWR_PR4`
216			`#define AC97_PWR_D3 AC97_PWR_PR0\|AC97_PWR_PR1\|AC97_PWR_PR2\|AC97_PWR_PR3\|AC97_PWR_PR4`
217			`#define AC97_PWR_ANLOFF AC97_PWR_PR2\|AC97_PWR_PR3 /* analog section off */`
218
219			`/* Total number of defined registers. */`
220			`#define AC97_REG_CNT 64`
221
222
223			`/* OSS interface to the ac97s.. */`
224			`#define AC97_STEREO_MASK (SOUND_MASK_VOLUME\|SOUND_MASK_PCM\|\`
225			`SOUND_MASK_LINE\|SOUND_MASK_CD\|\`
226			`SOUND_MASK_ALTPCM\|SOUND_MASK_IGAIN\|\`
227			`SOUND_MASK_LINE1\|SOUND_MASK_VIDEO)`
228
229			`#define AC97_SUPPORTED_MASK (AC97_STEREO_MASK \| \`
230			`SOUND_MASK_BASS\|SOUND_MASK_TREBLE\|\`
231			`SOUND_MASK_SPEAKER\|SOUND_MASK_MIC\|\`
232			`SOUND_MASK_PHONEIN\|SOUND_MASK_PHONEOUT)`
233
234			`#define AC97_RECORD_MASK (SOUND_MASK_MIC\|\`
235			`SOUND_MASK_CD\|SOUND_MASK_IGAIN\|SOUND_MASK_VIDEO\|\`
236			`SOUND_MASK_LINE1\| SOUND_MASK_LINE\|\`
237			`SOUND_MASK_PHONEIN)`
238
239			`/* original check is not good enough in case FOO is greater than`
240			`* SOUND_MIXER_NRDEVICES because the supported_mixers has exactly`
241			`* SOUND_MIXER_NRDEVICES elements.`
242			`* before matching the given mixer against the bitmask in supported_mixers we`
243			`* check if mixer number exceeds maximum allowed size which is as mentioned`
244			`* above SOUND_MIXER_NRDEVICES */`
245			`#define supported_mixer(CODEC,FOO) ((FOO >= 0) && \`
246			`(FOO < SOUND_MIXER_NRDEVICES) && \`
247			`(CODEC)->supported_mixers & (1<<FOO) )`
248
249			`struct ac97_codec {`
250			`/* Linked list of codecs */`
251			`struct list_head list;`
252
253			`/* AC97 controller connected with */`
254			`void *private_data;`
255
256			`char *name;`
257			`int id;`
258			`int dev_mixer;`
259			`int type;`
260			`u32 model;`
261
262			`unsigned int modem:1;`
263
264			`struct ac97_ops *codec_ops;`
265
266			`/* controller specific lower leverl ac97 accessing routines.`
267			`must be re-entrant safe */`
268			`u16 (codec_read) (struct ac97_codec codec, u8 reg);`
269			`void (codec_write) (struct ac97_codec codec, u8 reg, u16 val);`
270
271			`/* Wait for codec-ready. Ok to sleep here. */`
272			`void (codec_wait) (struct ac97_codec codec);`
273
274			`/* callback used by helper drivers for interesting ac97 setups */`
275			`void (codec_unregister) (struct ac97_codec codec);`
276
277			`struct ac97_driver *driver;`
278			`void driver_private; / Private data for the driver */`
279
280			`spinlock_t lock;`
281
282			`/* OSS mixer masks */`
283			`int modcnt;`
284			`int supported_mixers;`
285			`int stereo_mixers;`
286			`int record_sources;`
287
288			`/* Property flags */`
289			`int flags;`
290
291			`int bit_resolution;`
292
293			`/* OSS mixer interface */`
294			`int (read_mixer) (struct ac97_codec codec, int oss_channel);`
295			`void (write_mixer)(struct ac97_codec codec, int oss_channel,`
296			`unsigned int left, unsigned int right);`
297			`int (recmask_io) (struct ac97_codec codec, int rw, int mask);`
298			`int (mixer_ioctl)(struct ac97_codec codec, unsigned int cmd, unsigned long arg);`
299
300			`/* saved OSS mixer states */`
301			`unsigned int mixer_state[SOUND_MIXER_NRDEVICES];`
302
303			`/* Software Modem interface */`
304			`int (modem_ioctl)(struct ac97_codec codec, unsigned int cmd, unsigned long arg);`
305			`};`
306
307			`/*`
308			`* Operation structures for each known AC97 chip`
309			`*/`
310
311			`struct ac97_ops`
312			`{`
313			`/* Initialise */`
314			`int (init)(struct ac97_codec c);`
315			`/* Amplifier control */`
316			`int (amplifier)(struct ac97_codec codec, int on);`
317			`/* Digital mode control */`
318			`int (digital)(struct ac97_codec codec, int slots, int rate, int mode);`
319			`#define AUDIO_DIGITAL 0x8000`
320			`#define AUDIO_PRO 0x4000`
321			`#define AUDIO_DRS 0x2000`
322			`#define AUDIO_CCMASK 0x003F`
323
324			`#define AC97_DELUDED_MODEM 1 /* Audio codec reports its a modem */`
325			`#define AC97_NO_PCM_VOLUME 2 /* Volume control is missing */`
326			`#define AC97_DEFAULT_POWER_OFF 4 /* Needs warm reset to power up */`
327			`};`
328
329			`extern int ac97_read_proc (char page_out, char *start, off_t off,`
330			`int count, int eof, void data);`
331			`extern int ac97_probe_codec(struct ac97_codec *);`
332			`extern unsigned int ac97_set_adc_rate(struct ac97_codec *codec, unsigned int rate);`
333			`extern unsigned int ac97_set_dac_rate(struct ac97_codec *codec, unsigned int rate);`
334
335			`extern struct ac97_codec *ac97_alloc_codec(void);`
336			`extern void ac97_release_codec(struct ac97_codec *codec);`
337
338			`struct ac97_driver {`
339			`struct list_head list;`
340			`char *name;`
341			`u32 codec_id;`
342			`u32 codec_mask;`
343			`int (probe) (struct ac97_codec codec, struct ac97_driver *driver);`
344			`void (remove) (struct ac97_codec codec, struct ac97_driver *driver);`
345			`};`
346
347			`/* quirk types */`
348			`enum {`
349			`AC97_TUNE_DEFAULT = -1, /* use default from quirk list (not valid in list) */`
350			`AC97_TUNE_NONE = 0, /* nothing extra to do */`
351			`AC97_TUNE_HP_ONLY, /* headphone (true line-out) control as master only */`
352			`AC97_TUNE_SWAP_HP, /* swap headphone and master controls */`
353			`AC97_TUNE_SWAP_SURROUND, /* swap master and surround controls */`
354			`AC97_TUNE_AD_SHARING, /* for AD1985, turn on OMS bit and use headphone */`
355			`AC97_TUNE_ALC_JACK, /* for Realtek, enable JACK detection */`
356			`};`
357
358			`struct ac97_quirk {`
359			`unsigned short vendor; /* PCI vendor id */`
360			`unsigned short device; /* PCI device id */`
361			`unsigned short mask; /* device id bit mask, 0 = accept all */`
362			`const char name; / name shown as info */`
363			`int type; /* quirk type above */`
364			`};`
365
366			`struct pci_dev;`
367			`extern int ac97_tune_hardware(struct pci_dev pdev, struct ac97_quirk quirk, int override);`
368
369			`#endif /* _AC97_CODEC_H_ */`