4 #include <linux/types.h>
5 #include <linux/soundcard.h>
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
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 */
42 #define AC97_SPDIF_CONTROL 0x003A /* S/PDIF Control */
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
61 /* registers 0x005a - 0x007a are vendor reserved */
63 #define AC97_VENDOR_ID1 0x007c
64 #define AC97_VENDOR_ID2 0x007e
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
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
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 */
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 */
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 */
127 /* powerdown control and status bit defines */
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 */
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 */
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
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
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
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
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 */
219 /* Total number of defined registers. */
220 #define AC97_REG_CNT 64
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)
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)
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|\
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) )
250 /* Linked list of codecs */
251 struct list_head list
;
253 /* AC97 controller connected with */
262 unsigned int modem
:1;
264 struct ac97_ops
*codec_ops
;
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
);
271 /* Wait for codec-ready. Ok to sleep here. */
272 void (*codec_wait
) (struct ac97_codec
*codec
);
274 /* callback used by helper drivers for interesting ac97 setups */
275 void (*codec_unregister
) (struct ac97_codec
*codec
);
277 struct ac97_driver
*driver
;
278 void *driver_private
; /* Private data for the driver */
282 /* OSS mixer masks */
284 int supported_mixers
;
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
);
300 /* saved OSS mixer states */
301 unsigned int mixer_state
[SOUND_MIXER_NRDEVICES
];
303 /* Software Modem interface */
304 int (*modem_ioctl
)(struct ac97_codec
*codec
, unsigned int cmd
, unsigned long arg
);
308 * Operation structures for each known AC97 chip
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
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 */
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
);
335 extern struct ac97_codec
*ac97_alloc_codec(void);
336 extern void ac97_release_codec(struct ac97_codec
*codec
);
339 struct list_head list
;
343 int (*probe
) (struct ac97_codec
*codec
, struct ac97_driver
*driver
);
344 void (*remove
) (struct ac97_codec
*codec
, struct ac97_driver
*driver
);
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 */
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 */
367 extern int ac97_tune_hardware(struct pci_dev
*pdev
, struct ac97_quirk
*quirk
, int override
);
369 #endif /* _AC97_CODEC_H_ */
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