2 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3 * Universal interface for Audio Codec '97
5 * For more details look to AC '97 component specification revision 2.2
6 * by Intel Corporation (http://developer.intel.com).
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <sound/driver.h>
26 #include <linux/delay.h>
27 #include <linux/init.h>
28 #include <linux/slab.h>
29 #include <linux/pci.h>
30 #include <linux/moduleparam.h>
31 #include <linux/mutex.h>
32 #include <sound/core.h>
33 #include <sound/pcm.h>
34 #include <sound/tlv.h>
35 #include <sound/ac97_codec.h>
36 #include <sound/asoundef.h>
37 #include <sound/initval.h>
40 #include "ac97_patch.c"
42 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
43 MODULE_DESCRIPTION("Universal interface for Audio Codec '97");
44 MODULE_LICENSE("GPL");
46 static int enable_loopback
;
48 module_param(enable_loopback
, bool, 0444);
49 MODULE_PARM_DESC(enable_loopback
, "Enable AC97 ADC/DAC Loopback Control");
51 #ifdef CONFIG_SND_AC97_POWER_SAVE
52 static int power_save
;
53 module_param(power_save
, bool, 0644);
54 MODULE_PARM_DESC(power_save
, "Enable AC97 power-saving control");
60 struct ac97_codec_id
{
64 int (*patch
)(struct snd_ac97
*ac97
);
65 int (*mpatch
)(struct snd_ac97
*ac97
);
69 static const struct ac97_codec_id snd_ac97_codec_id_vendors
[] = {
70 { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL
, NULL
},
71 { 0x41445300, 0xffffff00, "Analog Devices", NULL
, NULL
},
72 { 0x414c4300, 0xffffff00, "Realtek", NULL
, NULL
},
73 { 0x414c4700, 0xffffff00, "Realtek", NULL
, NULL
},
74 { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL
, NULL
},
75 { 0x43525900, 0xffffff00, "Cirrus Logic", NULL
, NULL
},
76 { 0x43585400, 0xffffff00, "Conexant", NULL
, NULL
},
77 { 0x44543000, 0xffffff00, "Diamond Technology", NULL
, NULL
},
78 { 0x454d4300, 0xffffff00, "eMicro", NULL
, NULL
},
79 { 0x45838300, 0xffffff00, "ESS Technology", NULL
, NULL
},
80 { 0x48525300, 0xffffff00, "Intersil", NULL
, NULL
},
81 { 0x49434500, 0xffffff00, "ICEnsemble", NULL
, NULL
},
82 { 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL
, NULL
},
83 { 0x4e534300, 0xffffff00, "National Semiconductor", NULL
, NULL
},
84 { 0x50534300, 0xffffff00, "Philips", NULL
, NULL
},
85 { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL
, NULL
},
86 { 0x54524100, 0xffffff00, "TriTech", NULL
, NULL
},
87 { 0x54584e00, 0xffffff00, "Texas Instruments", NULL
, NULL
},
88 { 0x56494100, 0xffffff00, "VIA Technologies", NULL
, NULL
},
89 { 0x57454300, 0xffffff00, "Winbond", NULL
, NULL
},
90 { 0x574d4c00, 0xffffff00, "Wolfson", NULL
, NULL
},
91 { 0x594d4800, 0xffffff00, "Yamaha", NULL
, NULL
},
92 { 0x83847600, 0xffffff00, "SigmaTel", NULL
, NULL
},
93 { 0, 0, NULL
, NULL
, NULL
}
96 static const struct ac97_codec_id snd_ac97_codec_ids
[] = {
97 { 0x414b4d00, 0xffffffff, "AK4540", NULL
, NULL
},
98 { 0x414b4d01, 0xffffffff, "AK4542", NULL
, NULL
},
99 { 0x414b4d02, 0xffffffff, "AK4543", NULL
, NULL
},
100 { 0x414b4d06, 0xffffffff, "AK4544A", NULL
, NULL
},
101 { 0x414b4d07, 0xffffffff, "AK4545", NULL
, NULL
},
102 { 0x41445303, 0xffffffff, "AD1819", patch_ad1819
, NULL
},
103 { 0x41445340, 0xffffffff, "AD1881", patch_ad1881
, NULL
},
104 { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881
, NULL
},
105 { 0x41445360, 0xffffffff, "AD1885", patch_ad1885
, NULL
},
106 { 0x41445361, 0xffffffff, "AD1886", patch_ad1886
, NULL
},
107 { 0x41445362, 0xffffffff, "AD1887", patch_ad1881
, NULL
},
108 { 0x41445363, 0xffffffff, "AD1886A", patch_ad1881
, NULL
},
109 { 0x41445368, 0xffffffff, "AD1888", patch_ad1888
, NULL
},
110 { 0x41445370, 0xffffffff, "AD1980", patch_ad1980
, NULL
},
111 { 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a
, NULL
},
112 { 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b
, NULL
},
113 { 0x41445375, 0xffffffff, "AD1985", patch_ad1985
, NULL
},
114 { 0x41445378, 0xffffffff, "AD1986", patch_ad1986
, NULL
},
115 { 0x414c4300, 0xffffff00, "ALC100,100P", NULL
, NULL
},
116 { 0x414c4710, 0xfffffff0, "ALC200,200P", NULL
, NULL
},
117 { 0x414c4721, 0xffffffff, "ALC650D", NULL
, NULL
}, /* already patched */
118 { 0x414c4722, 0xffffffff, "ALC650E", NULL
, NULL
}, /* already patched */
119 { 0x414c4723, 0xffffffff, "ALC650F", NULL
, NULL
}, /* already patched */
120 { 0x414c4720, 0xfffffff0, "ALC650", patch_alc650
, NULL
},
121 { 0x414c4760, 0xfffffff0, "ALC655", patch_alc655
, NULL
},
122 { 0x414c4781, 0xffffffff, "ALC658D", NULL
, NULL
}, /* already patched */
123 { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655
, NULL
},
124 { 0x414c4790, 0xfffffff0, "ALC850", patch_alc850
, NULL
},
125 { 0x414c4730, 0xffffffff, "ALC101", NULL
, NULL
},
126 { 0x414c4740, 0xfffffff0, "ALC202", NULL
, NULL
},
127 { 0x414c4750, 0xfffffff0, "ALC250", NULL
, NULL
},
128 { 0x414c4770, 0xfffffff0, "ALC203", NULL
, NULL
},
129 { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738
, NULL
},
130 { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739
, NULL
},
131 { 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780
, NULL
},
132 { 0x434d4978, 0xffffffff, "CMI9761A", patch_cm9761
, NULL
},
133 { 0x434d4982, 0xffffffff, "CMI9761B", patch_cm9761
, NULL
},
134 { 0x434d4983, 0xffffffff, "CMI9761A+", patch_cm9761
, NULL
},
135 { 0x43525900, 0xfffffff8, "CS4297", NULL
, NULL
},
136 { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif
, NULL
},
137 { 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif
, NULL
},
138 { 0x43525928, 0xfffffff8, "CS4294", NULL
, NULL
},
139 { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299
, NULL
},
140 { 0x43525948, 0xfffffff8, "CS4201", NULL
, NULL
},
141 { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif
, NULL
},
142 { 0x43525960, 0xfffffff8, "CS4291", NULL
, NULL
},
143 { 0x43525970, 0xfffffff8, "CS4202", NULL
, NULL
},
144 { 0x43585421, 0xffffffff, "HSD11246", NULL
, NULL
}, // SmartMC II
145 { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant
, NULL
}, // SmartAMC fixme: the mask might be different
146 { 0x43585431, 0xffffffff, "Cx20551", patch_cx20551
, NULL
},
147 { 0x44543031, 0xfffffff0, "DT0398", NULL
, NULL
},
148 { 0x454d4328, 0xffffffff, "EM28028", NULL
, NULL
}, // same as TR28028?
149 { 0x45838308, 0xffffffff, "ESS1988", NULL
, NULL
},
150 { 0x48525300, 0xffffff00, "HMP9701", NULL
, NULL
},
151 { 0x49434501, 0xffffffff, "ICE1230", NULL
, NULL
},
152 { 0x49434511, 0xffffffff, "ICE1232", NULL
, NULL
}, // alias VIA VT1611A?
153 { 0x49434514, 0xffffffff, "ICE1232A", NULL
, NULL
},
154 { 0x49434551, 0xffffffff, "VT1616", patch_vt1616
, NULL
},
155 { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616
, NULL
}, // VT1616 compatible (chipset integrated)
156 { 0x49544520, 0xffffffff, "IT2226E", NULL
, NULL
},
157 { 0x49544561, 0xffffffff, "IT2646E", patch_it2646
, NULL
},
158 { 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL
, NULL
}, // only guess --jk
159 { 0x4e534331, 0xffffffff, "LM4549", NULL
, NULL
},
160 { 0x4e534350, 0xffffffff, "LM4550", patch_lm4550
, NULL
}, // volume wrap fix
161 { 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400
, NULL
},
162 { 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036
, mpatch_si3036
, AC97_MODEM_PATCH
},
163 { 0x54524102, 0xffffffff, "TR28022", NULL
, NULL
},
164 { 0x54524106, 0xffffffff, "TR28026", NULL
, NULL
},
165 { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028
, NULL
}, // added by xin jin [07/09/99]
166 { 0x54524123, 0xffffffff, "TR28602", NULL
, NULL
}, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
167 { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL
, NULL
},
168 { 0x56494161, 0xffffffff, "VIA1612A", NULL
, NULL
}, // modified ICE1232 with S/PDIF
169 { 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a
, NULL
}, // modified VT1616 with S/PDIF
170 { 0x56494182, 0xffffffff, "VIA1618", NULL
, NULL
},
171 { 0x57454301, 0xffffffff, "W83971D", NULL
, NULL
},
172 { 0x574d4c00, 0xffffffff, "WM9701A", NULL
, NULL
},
173 { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03
, NULL
},
174 { 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04
, NULL
},
175 { 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05
, NULL
},
176 { 0x574d4C09, 0xffffffff, "WM9709", NULL
, NULL
},
177 { 0x574d4C12, 0xffffffff, "WM9711,WM9712", patch_wolfson11
, NULL
},
178 { 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13
, NULL
, AC97_DEFAULT_POWER_OFF
},
179 { 0x594d4800, 0xffffffff, "YMF743", NULL
, NULL
},
180 { 0x594d4802, 0xffffffff, "YMF752", NULL
, NULL
},
181 { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753
, NULL
},
182 { 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700
, NULL
},
183 { 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL
, NULL
},
184 { 0x83847605, 0xffffffff, "STAC9704", NULL
, NULL
},
185 { 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708
, NULL
},
186 { 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721
, NULL
},
187 { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744
, NULL
},
188 { 0x83847650, 0xffffffff, "STAC9750,51", NULL
, NULL
}, // patch?
189 { 0x83847652, 0xffffffff, "STAC9752,53", NULL
, NULL
}, // patch?
190 { 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756
, NULL
},
191 { 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758
, NULL
},
192 { 0x83847666, 0xffffffff, "STAC9766,67", NULL
, NULL
}, // patch?
193 { 0, 0, NULL
, NULL
, NULL
}
197 static void update_power_regs(struct snd_ac97
*ac97
);
198 #ifdef CONFIG_SND_AC97_POWER_SAVE
199 #define ac97_is_power_save_mode(ac97) \
200 ((ac97->scaps & AC97_SCAP_POWER_SAVE) && power_save)
202 #define ac97_is_power_save_mode(ac97) 0
210 static int snd_ac97_valid_reg(struct snd_ac97
*ac97
, unsigned short reg
)
212 /* filter some registers for buggy codecs */
216 if (reg
<= 0x1c || reg
== 0x20 || reg
== 0x26 || reg
>= 0x7c)
219 case AC97_ID_AD1819
: /* AD1819 */
220 case AC97_ID_AD1881
: /* AD1881 */
221 case AC97_ID_AD1881A
: /* AD1881A */
222 if (reg
>= 0x3a && reg
<= 0x6e) /* 0x59 */
225 case AC97_ID_AD1885
: /* AD1885 */
226 case AC97_ID_AD1886
: /* AD1886 */
227 case AC97_ID_AD1886A
: /* AD1886A - !!verify!! --jk */
228 case AC97_ID_AD1887
: /* AD1887 - !!verify!! --jk */
231 if (reg
>= 0x3c && reg
<= 0x6e) /* 0x59 */
234 case AC97_ID_STAC9700
:
235 case AC97_ID_STAC9704
:
236 case AC97_ID_STAC9705
:
237 case AC97_ID_STAC9708
:
238 case AC97_ID_STAC9721
:
239 case AC97_ID_STAC9744
:
240 case AC97_ID_STAC9756
:
241 if (reg
<= 0x3a || reg
>= 0x5a)
249 * snd_ac97_write - write a value on the given register
250 * @ac97: the ac97 instance
251 * @reg: the register to change
252 * @value: the value to set
254 * Writes a value on the given register. This will invoke the write
255 * callback directly after the register check.
256 * This function doesn't change the register cache unlike
257 * #snd_ca97_write_cache(), so use this only when you don't want to
258 * reflect the change to the suspend/resume state.
260 void snd_ac97_write(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
262 if (!snd_ac97_valid_reg(ac97
, reg
))
264 if ((ac97
->id
& 0xffffff00) == AC97_ID_ALC100
) {
265 /* Fix H/W bug of ALC100/100P */
266 if (reg
== AC97_MASTER
|| reg
== AC97_HEADPHONE
)
267 ac97
->bus
->ops
->write(ac97
, AC97_RESET
, 0); /* reset audio codec */
269 ac97
->bus
->ops
->write(ac97
, reg
, value
);
272 EXPORT_SYMBOL(snd_ac97_write
);
275 * snd_ac97_read - read a value from the given register
277 * @ac97: the ac97 instance
278 * @reg: the register to read
280 * Reads a value from the given register. This will invoke the read
281 * callback directly after the register check.
283 * Returns the read value.
285 unsigned short snd_ac97_read(struct snd_ac97
*ac97
, unsigned short reg
)
287 if (!snd_ac97_valid_reg(ac97
, reg
))
289 return ac97
->bus
->ops
->read(ac97
, reg
);
292 /* read a register - return the cached value if already read */
293 static inline unsigned short snd_ac97_read_cache(struct snd_ac97
*ac97
, unsigned short reg
)
295 if (! test_bit(reg
, ac97
->reg_accessed
)) {
296 ac97
->regs
[reg
] = ac97
->bus
->ops
->read(ac97
, reg
);
297 // set_bit(reg, ac97->reg_accessed);
299 return ac97
->regs
[reg
];
302 EXPORT_SYMBOL(snd_ac97_read
);
305 * snd_ac97_write_cache - write a value on the given register and update the cache
306 * @ac97: the ac97 instance
307 * @reg: the register to change
308 * @value: the value to set
310 * Writes a value on the given register and updates the register
311 * cache. The cached values are used for the cached-read and the
314 void snd_ac97_write_cache(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
316 if (!snd_ac97_valid_reg(ac97
, reg
))
318 mutex_lock(&ac97
->reg_mutex
);
319 ac97
->regs
[reg
] = value
;
320 ac97
->bus
->ops
->write(ac97
, reg
, value
);
321 set_bit(reg
, ac97
->reg_accessed
);
322 mutex_unlock(&ac97
->reg_mutex
);
325 EXPORT_SYMBOL(snd_ac97_write_cache
);
328 * snd_ac97_update - update the value on the given register
329 * @ac97: the ac97 instance
330 * @reg: the register to change
331 * @value: the value to set
333 * Compares the value with the register cache and updates the value
334 * only when the value is changed.
336 * Returns 1 if the value is changed, 0 if no change, or a negative
339 int snd_ac97_update(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
343 if (!snd_ac97_valid_reg(ac97
, reg
))
345 mutex_lock(&ac97
->reg_mutex
);
346 change
= ac97
->regs
[reg
] != value
;
348 ac97
->regs
[reg
] = value
;
349 ac97
->bus
->ops
->write(ac97
, reg
, value
);
351 set_bit(reg
, ac97
->reg_accessed
);
352 mutex_unlock(&ac97
->reg_mutex
);
356 EXPORT_SYMBOL(snd_ac97_update
);
359 * snd_ac97_update_bits - update the bits on the given register
360 * @ac97: the ac97 instance
361 * @reg: the register to change
362 * @mask: the bit-mask to change
363 * @value: the value to set
365 * Updates the masked-bits on the given register only when the value
368 * Returns 1 if the bits are changed, 0 if no change, or a negative
371 int snd_ac97_update_bits(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short mask
, unsigned short value
)
375 if (!snd_ac97_valid_reg(ac97
, reg
))
377 mutex_lock(&ac97
->reg_mutex
);
378 change
= snd_ac97_update_bits_nolock(ac97
, reg
, mask
, value
);
379 mutex_unlock(&ac97
->reg_mutex
);
383 EXPORT_SYMBOL(snd_ac97_update_bits
);
385 /* no lock version - see snd_ac97_updat_bits() */
386 int snd_ac97_update_bits_nolock(struct snd_ac97
*ac97
, unsigned short reg
,
387 unsigned short mask
, unsigned short value
)
390 unsigned short old
, new;
392 old
= snd_ac97_read_cache(ac97
, reg
);
393 new = (old
& ~mask
) | (value
& mask
);
396 ac97
->regs
[reg
] = new;
397 ac97
->bus
->ops
->write(ac97
, reg
, new);
399 set_bit(reg
, ac97
->reg_accessed
);
403 static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97
*ac97
, int codec
, unsigned short mask
, unsigned short value
)
406 unsigned short old
, new, cfg
;
408 mutex_lock(&ac97
->page_mutex
);
409 old
= ac97
->spec
.ad18xx
.pcmreg
[codec
];
410 new = (old
& ~mask
) | (value
& mask
);
413 mutex_lock(&ac97
->reg_mutex
);
414 cfg
= snd_ac97_read_cache(ac97
, AC97_AD_SERIAL_CFG
);
415 ac97
->spec
.ad18xx
.pcmreg
[codec
] = new;
416 /* select single codec */
417 ac97
->bus
->ops
->write(ac97
, AC97_AD_SERIAL_CFG
,
419 ac97
->spec
.ad18xx
.unchained
[codec
] | ac97
->spec
.ad18xx
.chained
[codec
]);
420 /* update PCM bits */
421 ac97
->bus
->ops
->write(ac97
, AC97_PCM
, new);
422 /* select all codecs */
423 ac97
->bus
->ops
->write(ac97
, AC97_AD_SERIAL_CFG
,
425 mutex_unlock(&ac97
->reg_mutex
);
427 mutex_unlock(&ac97
->page_mutex
);
435 static int snd_ac97_info_enum_double(struct snd_kcontrol
*kcontrol
,
436 struct snd_ctl_elem_info
*uinfo
)
438 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
440 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
441 uinfo
->count
= e
->shift_l
== e
->shift_r
? 1 : 2;
442 uinfo
->value
.enumerated
.items
= e
->mask
;
444 if (uinfo
->value
.enumerated
.item
> e
->mask
- 1)
445 uinfo
->value
.enumerated
.item
= e
->mask
- 1;
446 strcpy(uinfo
->value
.enumerated
.name
, e
->texts
[uinfo
->value
.enumerated
.item
]);
450 static int snd_ac97_get_enum_double(struct snd_kcontrol
*kcontrol
,
451 struct snd_ctl_elem_value
*ucontrol
)
453 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
454 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
455 unsigned short val
, bitmask
;
457 for (bitmask
= 1; bitmask
< e
->mask
; bitmask
<<= 1)
459 val
= snd_ac97_read_cache(ac97
, e
->reg
);
460 ucontrol
->value
.enumerated
.item
[0] = (val
>> e
->shift_l
) & (bitmask
- 1);
461 if (e
->shift_l
!= e
->shift_r
)
462 ucontrol
->value
.enumerated
.item
[1] = (val
>> e
->shift_r
) & (bitmask
- 1);
467 static int snd_ac97_put_enum_double(struct snd_kcontrol
*kcontrol
,
468 struct snd_ctl_elem_value
*ucontrol
)
470 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
471 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
473 unsigned short mask
, bitmask
;
475 for (bitmask
= 1; bitmask
< e
->mask
; bitmask
<<= 1)
477 if (ucontrol
->value
.enumerated
.item
[0] > e
->mask
- 1)
479 val
= ucontrol
->value
.enumerated
.item
[0] << e
->shift_l
;
480 mask
= (bitmask
- 1) << e
->shift_l
;
481 if (e
->shift_l
!= e
->shift_r
) {
482 if (ucontrol
->value
.enumerated
.item
[1] > e
->mask
- 1)
484 val
|= ucontrol
->value
.enumerated
.item
[1] << e
->shift_r
;
485 mask
|= (bitmask
- 1) << e
->shift_r
;
487 return snd_ac97_update_bits(ac97
, e
->reg
, mask
, val
);
490 /* save/restore ac97 v2.3 paging */
491 static int snd_ac97_page_save(struct snd_ac97
*ac97
, int reg
, struct snd_kcontrol
*kcontrol
)
494 if ((kcontrol
->private_value
& (1<<25)) &&
495 (ac97
->ext_id
& AC97_EI_REV_MASK
) >= AC97_EI_REV_23
&&
496 (reg
>= 0x60 && reg
< 0x70)) {
497 unsigned short page
= (kcontrol
->private_value
>> 26) & 0x0f;
498 mutex_lock(&ac97
->page_mutex
); /* lock paging */
499 page_save
= snd_ac97_read(ac97
, AC97_INT_PAGING
) & AC97_PAGE_MASK
;
500 snd_ac97_update_bits(ac97
, AC97_INT_PAGING
, AC97_PAGE_MASK
, page
);
505 static void snd_ac97_page_restore(struct snd_ac97
*ac97
, int page_save
)
507 if (page_save
>= 0) {
508 snd_ac97_update_bits(ac97
, AC97_INT_PAGING
, AC97_PAGE_MASK
, page_save
);
509 mutex_unlock(&ac97
->page_mutex
); /* unlock paging */
513 /* volume and switch controls */
514 static int snd_ac97_info_volsw(struct snd_kcontrol
*kcontrol
,
515 struct snd_ctl_elem_info
*uinfo
)
517 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
518 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
519 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
521 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
522 uinfo
->count
= shift
== rshift
? 1 : 2;
523 uinfo
->value
.integer
.min
= 0;
524 uinfo
->value
.integer
.max
= mask
;
528 static int snd_ac97_get_volsw(struct snd_kcontrol
*kcontrol
,
529 struct snd_ctl_elem_value
*ucontrol
)
531 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
532 int reg
= kcontrol
->private_value
& 0xff;
533 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
534 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
535 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
536 int invert
= (kcontrol
->private_value
>> 24) & 0x01;
539 page_save
= snd_ac97_page_save(ac97
, reg
, kcontrol
);
540 ucontrol
->value
.integer
.value
[0] = (snd_ac97_read_cache(ac97
, reg
) >> shift
) & mask
;
542 ucontrol
->value
.integer
.value
[1] = (snd_ac97_read_cache(ac97
, reg
) >> rshift
) & mask
;
544 ucontrol
->value
.integer
.value
[0] = mask
- ucontrol
->value
.integer
.value
[0];
546 ucontrol
->value
.integer
.value
[1] = mask
- ucontrol
->value
.integer
.value
[1];
548 snd_ac97_page_restore(ac97
, page_save
);
552 static int snd_ac97_put_volsw(struct snd_kcontrol
*kcontrol
,
553 struct snd_ctl_elem_value
*ucontrol
)
555 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
556 int reg
= kcontrol
->private_value
& 0xff;
557 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
558 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
559 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
560 int invert
= (kcontrol
->private_value
>> 24) & 0x01;
562 unsigned short val
, val2
, val_mask
;
564 page_save
= snd_ac97_page_save(ac97
, reg
, kcontrol
);
565 val
= (ucontrol
->value
.integer
.value
[0] & mask
);
568 val_mask
= mask
<< shift
;
570 if (shift
!= rshift
) {
571 val2
= (ucontrol
->value
.integer
.value
[1] & mask
);
574 val_mask
|= mask
<< rshift
;
575 val
|= val2
<< rshift
;
577 err
= snd_ac97_update_bits(ac97
, reg
, val_mask
, val
);
578 snd_ac97_page_restore(ac97
, page_save
);
579 #ifdef CONFIG_SND_AC97_POWER_SAVE
580 /* check analog mixer power-down */
581 if ((val_mask
& 0x8000) &&
582 (kcontrol
->private_value
& (1<<30))) {
584 ac97
->power_up
&= ~(1 << (reg
>>1));
586 ac97
->power_up
|= 1 << (reg
>>1);
587 update_power_regs(ac97
);
593 static const struct snd_kcontrol_new snd_ac97_controls_master_mono
[2] = {
594 AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO
, 15, 1, 1),
595 AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO
, 0, 31, 1)
598 static const struct snd_kcontrol_new snd_ac97_controls_tone
[2] = {
599 AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE
, 8, 15, 1),
600 AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE
, 0, 15, 1)
603 static const struct snd_kcontrol_new snd_ac97_controls_pc_beep
[2] = {
604 AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP
, 15, 1, 1),
605 AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP
, 1, 15, 1)
608 static const struct snd_kcontrol_new snd_ac97_controls_mic_boost
=
609 AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC
, 6, 1, 0);
612 static const char* std_rec_sel
[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"};
613 static const char* std_3d_path
[] = {"pre 3D", "post 3D"};
614 static const char* std_mix
[] = {"Mix", "Mic"};
615 static const char* std_mic
[] = {"Mic1", "Mic2"};
617 static const struct ac97_enum std_enum
[] = {
618 AC97_ENUM_DOUBLE(AC97_REC_SEL
, 8, 0, 8, std_rec_sel
),
619 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 15, 2, std_3d_path
),
620 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 9, 2, std_mix
),
621 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 8, 2, std_mic
),
624 static const struct snd_kcontrol_new snd_ac97_control_capture_src
=
625 AC97_ENUM("Capture Source", std_enum
[0]);
627 static const struct snd_kcontrol_new snd_ac97_control_capture_vol
=
628 AC97_DOUBLE("Capture Volume", AC97_REC_GAIN
, 8, 0, 15, 0);
630 static const struct snd_kcontrol_new snd_ac97_controls_mic_capture
[2] = {
631 AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC
, 15, 1, 1),
632 AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC
, 0, 15, 0)
636 AC97_GENERAL_PCM_OUT
= 0,
637 AC97_GENERAL_STEREO_ENHANCEMENT
,
639 AC97_GENERAL_LOUDNESS
,
642 AC97_GENERAL_LOOPBACK
645 static const struct snd_kcontrol_new snd_ac97_controls_general
[7] = {
646 AC97_ENUM("PCM Out Path & Mute", std_enum
[1]),
647 AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE
, 14, 1, 0),
648 AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE
, 13, 1, 0),
649 AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE
, 12, 1, 0),
650 AC97_ENUM("Mono Output Select", std_enum
[2]),
651 AC97_ENUM("Mic Select", std_enum
[3]),
652 AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE
, 7, 1, 0)
655 static const struct snd_kcontrol_new snd_ac97_controls_3d
[2] = {
656 AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL
, 8, 15, 0),
657 AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL
, 0, 15, 0)
660 static const struct snd_kcontrol_new snd_ac97_controls_center
[2] = {
661 AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER
, 7, 1, 1),
662 AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER
, 0, 31, 1)
665 static const struct snd_kcontrol_new snd_ac97_controls_lfe
[2] = {
666 AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER
, 15, 1, 1),
667 AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER
, 8, 31, 1)
670 static const struct snd_kcontrol_new snd_ac97_control_eapd
=
671 AC97_SINGLE("External Amplifier", AC97_POWERDOWN
, 15, 1, 1);
673 static const struct snd_kcontrol_new snd_ac97_controls_modem_switches
[2] = {
674 AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS
, 0, 1, 0),
675 AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS
, 2, 1, 0)
678 /* change the existing EAPD control as inverted */
679 static void set_inv_eapd(struct snd_ac97
*ac97
, struct snd_kcontrol
*kctl
)
681 kctl
->private_value
= AC97_SINGLE_VALUE(AC97_POWERDOWN
, 15, 1, 0);
682 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, (1<<15), (1<<15)); /* EAPD up */
683 ac97
->scaps
|= AC97_SCAP_INV_EAPD
;
686 static int snd_ac97_spdif_mask_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
688 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
693 static int snd_ac97_spdif_cmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
695 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
696 IEC958_AES0_NONAUDIO
|
697 IEC958_AES0_CON_EMPHASIS_5015
|
698 IEC958_AES0_CON_NOT_COPYRIGHT
;
699 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
700 IEC958_AES1_CON_ORIGINAL
;
701 ucontrol
->value
.iec958
.status
[3] = IEC958_AES3_CON_FS
;
705 static int snd_ac97_spdif_pmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
707 /* FIXME: AC'97 spec doesn't say which bits are used for what */
708 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
709 IEC958_AES0_NONAUDIO
|
711 IEC958_AES0_PRO_EMPHASIS_5015
;
715 static int snd_ac97_spdif_default_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
717 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
719 mutex_lock(&ac97
->reg_mutex
);
720 ucontrol
->value
.iec958
.status
[0] = ac97
->spdif_status
& 0xff;
721 ucontrol
->value
.iec958
.status
[1] = (ac97
->spdif_status
>> 8) & 0xff;
722 ucontrol
->value
.iec958
.status
[2] = (ac97
->spdif_status
>> 16) & 0xff;
723 ucontrol
->value
.iec958
.status
[3] = (ac97
->spdif_status
>> 24) & 0xff;
724 mutex_unlock(&ac97
->reg_mutex
);
728 static int snd_ac97_spdif_default_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
730 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
731 unsigned int new = 0;
732 unsigned short val
= 0;
735 new = val
= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_PROFESSIONAL
|IEC958_AES0_NONAUDIO
);
736 if (ucontrol
->value
.iec958
.status
[0] & IEC958_AES0_PROFESSIONAL
) {
737 new |= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_PRO_FS
|IEC958_AES0_PRO_EMPHASIS_5015
);
738 switch (new & IEC958_AES0_PRO_FS
) {
739 case IEC958_AES0_PRO_FS_44100
: val
|= 0<<12; break;
740 case IEC958_AES0_PRO_FS_48000
: val
|= 2<<12; break;
741 case IEC958_AES0_PRO_FS_32000
: val
|= 3<<12; break;
742 default: val
|= 1<<12; break;
744 if ((new & IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
747 new |= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_CON_EMPHASIS_5015
|IEC958_AES0_CON_NOT_COPYRIGHT
);
748 new |= ((ucontrol
->value
.iec958
.status
[1] & (IEC958_AES1_CON_CATEGORY
|IEC958_AES1_CON_ORIGINAL
)) << 8);
749 new |= ((ucontrol
->value
.iec958
.status
[3] & IEC958_AES3_CON_FS
) << 24);
750 if ((new & IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
752 if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT
))
754 val
|= ((new >> 8) & 0xff) << 4; // category + original
755 switch ((new >> 24) & 0xff) {
756 case IEC958_AES3_CON_FS_44100
: val
|= 0<<12; break;
757 case IEC958_AES3_CON_FS_48000
: val
|= 2<<12; break;
758 case IEC958_AES3_CON_FS_32000
: val
|= 3<<12; break;
759 default: val
|= 1<<12; break;
763 mutex_lock(&ac97
->reg_mutex
);
764 change
= ac97
->spdif_status
!= new;
765 ac97
->spdif_status
= new;
767 if (ac97
->flags
& AC97_CS_SPDIF
) {
768 int x
= (val
>> 12) & 0x03;
770 case 0: x
= 1; break; // 44.1
771 case 2: x
= 0; break; // 48.0
772 default: x
= 0; break; // illegal.
774 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_CSR_SPDIF
, 0x3fff, ((val
& 0xcfff) | (x
<< 12)));
775 } else if (ac97
->flags
& AC97_CX_SPDIF
) {
777 v
= new & (IEC958_AES0_CON_EMPHASIS_5015
|IEC958_AES0_CON_NOT_COPYRIGHT
) ? 0 : AC97_CXR_COPYRGT
;
778 v
|= new & IEC958_AES0_NONAUDIO
? AC97_CXR_SPDIF_AC3
: AC97_CXR_SPDIF_PCM
;
779 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_CXR_AUDIO_MISC
,
780 AC97_CXR_SPDIF_MASK
| AC97_CXR_COPYRGT
,
783 unsigned short extst
= snd_ac97_read_cache(ac97
, AC97_EXTENDED_STATUS
);
784 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0); /* turn off */
786 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_SPDIF
, 0x3fff, val
);
787 if (extst
& AC97_EA_SPDIF
) {
788 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
791 mutex_unlock(&ac97
->reg_mutex
);
796 static int snd_ac97_put_spsa(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
798 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
799 int reg
= kcontrol
->private_value
& 0xff;
800 int shift
= (kcontrol
->private_value
>> 8) & 0xff;
801 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
802 // int invert = (kcontrol->private_value >> 24) & 0xff;
803 unsigned short value
, old
, new;
806 value
= (ucontrol
->value
.integer
.value
[0] & mask
);
808 mutex_lock(&ac97
->reg_mutex
);
811 old
= snd_ac97_read_cache(ac97
, reg
);
812 new = (old
& ~mask
) | value
;
816 unsigned short extst
= snd_ac97_read_cache(ac97
, AC97_EXTENDED_STATUS
);
817 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0); /* turn off */
818 change
= snd_ac97_update_bits_nolock(ac97
, reg
, mask
, value
);
819 if (extst
& AC97_EA_SPDIF
)
820 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
822 mutex_unlock(&ac97
->reg_mutex
);
826 static const struct snd_kcontrol_new snd_ac97_controls_spdif
[5] = {
828 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
829 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
830 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
831 .info
= snd_ac97_spdif_mask_info
,
832 .get
= snd_ac97_spdif_cmask_get
,
835 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
836 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
837 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
838 .info
= snd_ac97_spdif_mask_info
,
839 .get
= snd_ac97_spdif_pmask_get
,
842 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
843 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
844 .info
= snd_ac97_spdif_mask_info
,
845 .get
= snd_ac97_spdif_default_get
,
846 .put
= snd_ac97_spdif_default_put
,
849 AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),AC97_EXTENDED_STATUS
, 2, 1, 0),
851 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
852 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,NONE
) "AC97-SPSA",
853 .info
= snd_ac97_info_volsw
,
854 .get
= snd_ac97_get_volsw
,
855 .put
= snd_ac97_put_spsa
,
856 .private_value
= AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS
, 4, 3, 0)
860 #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \
861 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \
862 .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \
863 .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) }
865 static int snd_ac97_ad18xx_pcm_info_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
867 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
868 int mask
= (kcontrol
->private_value
>> 16) & 0x0f;
869 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
870 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
872 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
873 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
))
877 uinfo
->value
.integer
.min
= 0;
878 uinfo
->value
.integer
.max
= mask
;
882 static int snd_ac97_ad18xx_pcm_get_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
884 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
885 int codec
= kcontrol
->private_value
& 3;
886 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
887 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
888 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
890 ucontrol
->value
.integer
.value
[0] = mask
- ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> lshift
) & mask
);
891 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
))
892 ucontrol
->value
.integer
.value
[1] = mask
- ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> rshift
) & mask
);
896 static int snd_ac97_ad18xx_pcm_put_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
898 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
899 int codec
= kcontrol
->private_value
& 3;
900 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
901 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
902 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
903 unsigned short val
, valmask
;
905 val
= (mask
- (ucontrol
->value
.integer
.value
[0] & mask
)) << lshift
;
906 valmask
= mask
<< lshift
;
907 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
)) {
908 val
|= (mask
- (ucontrol
->value
.integer
.value
[1] & mask
)) << rshift
;
909 valmask
|= mask
<< rshift
;
911 return snd_ac97_ad18xx_update_pcm_bits(ac97
, codec
, valmask
, val
);
914 #define AD18XX_PCM_VOLUME(xname, codec) \
915 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \
916 .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \
917 .private_value = codec }
919 static int snd_ac97_ad18xx_pcm_info_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
921 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
923 uinfo
->value
.integer
.min
= 0;
924 uinfo
->value
.integer
.max
= 31;
928 static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
930 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
931 int codec
= kcontrol
->private_value
& 3;
933 mutex_lock(&ac97
->page_mutex
);
934 ucontrol
->value
.integer
.value
[0] = 31 - ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> 0) & 31);
935 ucontrol
->value
.integer
.value
[1] = 31 - ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> 8) & 31);
936 mutex_unlock(&ac97
->page_mutex
);
940 static int snd_ac97_ad18xx_pcm_put_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
942 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
943 int codec
= kcontrol
->private_value
& 3;
944 unsigned short val1
, val2
;
946 val1
= 31 - (ucontrol
->value
.integer
.value
[0] & 31);
947 val2
= 31 - (ucontrol
->value
.integer
.value
[1] & 31);
948 return snd_ac97_ad18xx_update_pcm_bits(ac97
, codec
, 0x1f1f, (val1
<< 8) | val2
);
951 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_pcm
[2] = {
952 AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1),
953 AD18XX_PCM_VOLUME("PCM Playback Volume", 0)
956 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_surround
[2] = {
957 AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1),
958 AD18XX_PCM_VOLUME("Surround Playback Volume", 1)
961 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_center
[2] = {
962 AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1),
963 AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31)
966 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_lfe
[2] = {
967 AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1),
968 AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31)
975 static void snd_ac97_powerdown(struct snd_ac97
*ac97
);
977 static int snd_ac97_bus_free(struct snd_ac97_bus
*bus
)
980 snd_ac97_bus_proc_done(bus
);
982 if (bus
->private_free
)
983 bus
->private_free(bus
);
989 static int snd_ac97_bus_dev_free(struct snd_device
*device
)
991 struct snd_ac97_bus
*bus
= device
->device_data
;
992 return snd_ac97_bus_free(bus
);
995 static int snd_ac97_free(struct snd_ac97
*ac97
)
998 #ifdef CONFIG_SND_AC97_POWER_SAVE
999 cancel_delayed_work(&ac97
->power_work
);
1000 flush_scheduled_work();
1002 snd_ac97_proc_done(ac97
);
1004 ac97
->bus
->codec
[ac97
->num
] = NULL
;
1005 if (ac97
->private_free
)
1006 ac97
->private_free(ac97
);
1012 static int snd_ac97_dev_free(struct snd_device
*device
)
1014 struct snd_ac97
*ac97
= device
->device_data
;
1015 snd_ac97_powerdown(ac97
); /* for avoiding click noises during shut down */
1016 return snd_ac97_free(ac97
);
1019 static int snd_ac97_try_volume_mix(struct snd_ac97
* ac97
, int reg
)
1021 unsigned short val
, mask
= 0x8000;
1023 if (! snd_ac97_valid_reg(ac97
, reg
))
1027 case AC97_MASTER_TONE
:
1028 return ac97
->caps
& 0x04 ? 1 : 0;
1029 case AC97_HEADPHONE
:
1030 return ac97
->caps
& 0x10 ? 1 : 0;
1031 case AC97_REC_GAIN_MIC
:
1032 return ac97
->caps
& 0x01 ? 1 : 0;
1033 case AC97_3D_CONTROL
:
1034 if (ac97
->caps
& 0x7c00) {
1035 val
= snd_ac97_read(ac97
, reg
);
1036 /* if nonzero - fixed and we can't set it */
1040 case AC97_CENTER_LFE_MASTER
: /* center */
1041 if ((ac97
->ext_id
& AC97_EI_CDAC
) == 0)
1044 case AC97_CENTER_LFE_MASTER
+1: /* lfe */
1045 if ((ac97
->ext_id
& AC97_EI_LDAC
) == 0)
1047 reg
= AC97_CENTER_LFE_MASTER
;
1050 case AC97_SURROUND_MASTER
:
1051 if ((ac97
->ext_id
& AC97_EI_SDAC
) == 0)
1056 val
= snd_ac97_read(ac97
, reg
);
1057 if (!(val
& mask
)) {
1058 /* nothing seems to be here - mute flag is not set */
1059 /* try another test */
1060 snd_ac97_write_cache(ac97
, reg
, val
| mask
);
1061 val
= snd_ac97_read(ac97
, reg
);
1062 val
= snd_ac97_read(ac97
, reg
);
1064 return 0; /* nothing here */
1066 return 1; /* success, useable */
1069 static void check_volume_resolution(struct snd_ac97
*ac97
, int reg
, unsigned char *lo_max
, unsigned char *hi_max
)
1071 unsigned short cbit
[3] = { 0x20, 0x10, 0x01 };
1072 unsigned char max
[3] = { 63, 31, 15 };
1075 /* first look up the static resolution table */
1076 if (ac97
->res_table
) {
1077 const struct snd_ac97_res_table
*tbl
;
1078 for (tbl
= ac97
->res_table
; tbl
->reg
; tbl
++) {
1079 if (tbl
->reg
== reg
) {
1080 *lo_max
= tbl
->bits
& 0xff;
1081 *hi_max
= (tbl
->bits
>> 8) & 0xff;
1087 *lo_max
= *hi_max
= 0;
1088 for (i
= 0 ; i
< ARRAY_SIZE(cbit
); i
++) {
1090 snd_ac97_write(ac97
, reg
, 0x8080 | cbit
[i
] | (cbit
[i
] << 8));
1091 /* Do the read twice due to buffers on some ac97 codecs.
1092 * e.g. The STAC9704 returns exactly what you wrote to the register
1093 * if you read it immediately. This causes the detect routine to fail.
1095 val
= snd_ac97_read(ac97
, reg
);
1096 val
= snd_ac97_read(ac97
, reg
);
1097 if (! *lo_max
&& (val
& 0x7f) == cbit
[i
])
1099 if (! *hi_max
&& ((val
>> 8) & 0x7f) == cbit
[i
])
1101 if (*lo_max
&& *hi_max
)
1106 static int snd_ac97_try_bit(struct snd_ac97
* ac97
, int reg
, int bit
)
1108 unsigned short mask
, val
, orig
, res
;
1111 orig
= snd_ac97_read(ac97
, reg
);
1113 snd_ac97_write(ac97
, reg
, val
);
1114 res
= snd_ac97_read(ac97
, reg
);
1115 snd_ac97_write_cache(ac97
, reg
, orig
);
1119 /* check the volume resolution of center/lfe */
1120 static void snd_ac97_change_volume_params2(struct snd_ac97
* ac97
, int reg
, int shift
, unsigned char *max
)
1122 unsigned short val
, val1
;
1125 val
= 0x8080 | (0x20 << shift
);
1126 snd_ac97_write(ac97
, reg
, val
);
1127 val1
= snd_ac97_read(ac97
, reg
);
1131 /* reset volume to zero */
1132 snd_ac97_write_cache(ac97
, reg
, 0x8080);
1135 static inline int printable(unsigned int x
)
1138 if (x
< ' ' || x
>= 0x71) {
1140 return x
- 0x71 + 'A';
1146 static struct snd_kcontrol
*snd_ac97_cnew(const struct snd_kcontrol_new
*_template
,
1147 struct snd_ac97
* ac97
)
1149 struct snd_kcontrol_new
template;
1150 memcpy(&template, _template
, sizeof(template));
1151 template.index
= ac97
->num
;
1152 return snd_ctl_new1(&template, ac97
);
1156 * create mute switch(es) for normal stereo controls
1158 static int snd_ac97_cmute_new_stereo(struct snd_card
*card
, char *name
, int reg
,
1159 int check_stereo
, int check_amix
,
1160 struct snd_ac97
*ac97
)
1162 struct snd_kcontrol
*kctl
;
1164 unsigned short val
, val1
, mute_mask
;
1166 if (! snd_ac97_valid_reg(ac97
, reg
))
1170 val
= snd_ac97_read(ac97
, reg
);
1171 if (check_stereo
|| (ac97
->flags
& AC97_STEREO_MUTES
)) {
1172 /* check whether both mute bits work */
1173 val1
= val
| 0x8080;
1174 snd_ac97_write(ac97
, reg
, val1
);
1175 if (val1
== snd_ac97_read(ac97
, reg
))
1178 if (mute_mask
== 0x8080) {
1179 struct snd_kcontrol_new tmp
= AC97_DOUBLE(name
, reg
, 15, 7, 1, 1);
1181 tmp
.private_value
|= (1 << 30);
1182 tmp
.index
= ac97
->num
;
1183 kctl
= snd_ctl_new1(&tmp
, ac97
);
1185 struct snd_kcontrol_new tmp
= AC97_SINGLE(name
, reg
, 15, 1, 1);
1187 tmp
.private_value
|= (1 << 30);
1188 tmp
.index
= ac97
->num
;
1189 kctl
= snd_ctl_new1(&tmp
, ac97
);
1191 err
= snd_ctl_add(card
, kctl
);
1194 /* mute as default */
1195 snd_ac97_write_cache(ac97
, reg
, val
| mute_mask
);
1200 * set dB information
1202 static const DECLARE_TLV_DB_SCALE(db_scale_4bit
, -4500, 300, 0);
1203 static const DECLARE_TLV_DB_SCALE(db_scale_5bit
, -4650, 150, 0);
1204 static const DECLARE_TLV_DB_SCALE(db_scale_6bit
, -9450, 150, 0);
1205 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max
, -3450, 150, 0);
1206 static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain
, 0, 150, 0);
1208 static const unsigned int *find_db_scale(unsigned int maxval
)
1211 case 0x0f: return db_scale_4bit
;
1212 case 0x1f: return db_scale_5bit
;
1213 case 0x3f: return db_scale_6bit
;
1218 static void set_tlv_db_scale(struct snd_kcontrol
*kctl
, const unsigned int *tlv
)
1222 kctl
->vd
[0].access
|= SNDRV_CTL_ELEM_ACCESS_TLV_READ
;
1226 * create a volume for normal stereo/mono controls
1228 static int snd_ac97_cvol_new(struct snd_card
*card
, char *name
, int reg
, unsigned int lo_max
,
1229 unsigned int hi_max
, struct snd_ac97
*ac97
)
1232 struct snd_kcontrol
*kctl
;
1234 if (! snd_ac97_valid_reg(ac97
, reg
))
1238 struct snd_kcontrol_new tmp
= AC97_DOUBLE(name
, reg
, 8, 0, lo_max
, 1);
1239 tmp
.index
= ac97
->num
;
1240 kctl
= snd_ctl_new1(&tmp
, ac97
);
1243 struct snd_kcontrol_new tmp
= AC97_SINGLE(name
, reg
, 0, lo_max
, 1);
1244 tmp
.index
= ac97
->num
;
1245 kctl
= snd_ctl_new1(&tmp
, ac97
);
1247 if (reg
>= AC97_PHONE
&& reg
<= AC97_PCM
)
1248 set_tlv_db_scale(kctl
, db_scale_5bit_12db_max
);
1250 set_tlv_db_scale(kctl
, find_db_scale(lo_max
));
1251 err
= snd_ctl_add(card
, kctl
);
1254 snd_ac97_write_cache(ac97
, reg
,
1255 (snd_ac97_read(ac97
, reg
) & 0x8080) |
1256 lo_max
| (hi_max
<< 8));
1261 * create a mute-switch and a volume for normal stereo/mono controls
1263 static int snd_ac97_cmix_new_stereo(struct snd_card
*card
, const char *pfx
,
1264 int reg
, int check_stereo
, int check_amix
,
1265 struct snd_ac97
*ac97
)
1269 unsigned char lo_max
, hi_max
;
1271 if (! snd_ac97_valid_reg(ac97
, reg
))
1274 if (snd_ac97_try_bit(ac97
, reg
, 15)) {
1275 sprintf(name
, "%s Switch", pfx
);
1276 if ((err
= snd_ac97_cmute_new_stereo(card
, name
, reg
,
1277 check_stereo
, check_amix
,
1281 check_volume_resolution(ac97
, reg
, &lo_max
, &hi_max
);
1283 sprintf(name
, "%s Volume", pfx
);
1284 if ((err
= snd_ac97_cvol_new(card
, name
, reg
, lo_max
, hi_max
, ac97
)) < 0)
1290 #define snd_ac97_cmix_new(card, pfx, reg, acheck, ac97) \
1291 snd_ac97_cmix_new_stereo(card, pfx, reg, 0, acheck, ac97)
1292 #define snd_ac97_cmute_new(card, name, reg, acheck, ac97) \
1293 snd_ac97_cmute_new_stereo(card, name, reg, 0, acheck, ac97)
1295 static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97
*ac97
);
1297 static int snd_ac97_mixer_build(struct snd_ac97
* ac97
)
1299 struct snd_card
*card
= ac97
->bus
->card
;
1300 struct snd_kcontrol
*kctl
;
1305 /* build master controls */
1306 /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */
1307 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER
)) {
1308 if (ac97
->flags
& AC97_HAS_NO_MASTER_VOL
)
1309 err
= snd_ac97_cmute_new(card
, "Master Playback Switch",
1310 AC97_MASTER
, 0, ac97
);
1312 err
= snd_ac97_cmix_new(card
, "Master Playback",
1313 AC97_MASTER
, 0, ac97
);
1318 ac97
->regs
[AC97_CENTER_LFE_MASTER
] = 0x8080;
1320 /* build center controls */
1321 if ((snd_ac97_try_volume_mix(ac97
, AC97_CENTER_LFE_MASTER
))
1322 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1323 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_center
[0], ac97
))) < 0)
1325 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_center
[1], ac97
))) < 0)
1327 snd_ac97_change_volume_params2(ac97
, AC97_CENTER_LFE_MASTER
, 0, &max
);
1328 kctl
->private_value
&= ~(0xff << 16);
1329 kctl
->private_value
|= (int)max
<< 16;
1330 set_tlv_db_scale(kctl
, find_db_scale(max
));
1331 snd_ac97_write_cache(ac97
, AC97_CENTER_LFE_MASTER
, ac97
->regs
[AC97_CENTER_LFE_MASTER
] | max
);
1334 /* build LFE controls */
1335 if ((snd_ac97_try_volume_mix(ac97
, AC97_CENTER_LFE_MASTER
+1))
1336 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1337 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_lfe
[0], ac97
))) < 0)
1339 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_lfe
[1], ac97
))) < 0)
1341 snd_ac97_change_volume_params2(ac97
, AC97_CENTER_LFE_MASTER
, 8, &max
);
1342 kctl
->private_value
&= ~(0xff << 16);
1343 kctl
->private_value
|= (int)max
<< 16;
1344 set_tlv_db_scale(kctl
, find_db_scale(max
));
1345 snd_ac97_write_cache(ac97
, AC97_CENTER_LFE_MASTER
, ac97
->regs
[AC97_CENTER_LFE_MASTER
] | max
<< 8);
1348 /* build surround controls */
1349 if ((snd_ac97_try_volume_mix(ac97
, AC97_SURROUND_MASTER
))
1350 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1351 /* Surround Master (0x38) is with stereo mutes */
1352 if ((err
= snd_ac97_cmix_new_stereo(card
, "Surround Playback",
1353 AC97_SURROUND_MASTER
, 1, 0,
1358 /* build headphone controls */
1359 if (snd_ac97_try_volume_mix(ac97
, AC97_HEADPHONE
)) {
1360 if ((err
= snd_ac97_cmix_new(card
, "Headphone Playback",
1361 AC97_HEADPHONE
, 0, ac97
)) < 0)
1365 /* build master mono controls */
1366 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER_MONO
)) {
1367 if ((err
= snd_ac97_cmix_new(card
, "Master Mono Playback",
1368 AC97_MASTER_MONO
, 0, ac97
)) < 0)
1372 /* build master tone controls */
1373 if (!(ac97
->flags
& AC97_HAS_NO_TONE
)) {
1374 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER_TONE
)) {
1375 for (idx
= 0; idx
< 2; idx
++) {
1376 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_tone
[idx
], ac97
))) < 0)
1378 if (ac97
->id
== AC97_ID_YMF753
) {
1379 kctl
->private_value
&= ~(0xff << 16);
1380 kctl
->private_value
|= 7 << 16;
1383 snd_ac97_write_cache(ac97
, AC97_MASTER_TONE
, 0x0f0f);
1387 /* build PC Speaker controls */
1388 if (!(ac97
->flags
& AC97_HAS_NO_PC_BEEP
) &&
1389 ((ac97
->flags
& AC97_HAS_PC_BEEP
) ||
1390 snd_ac97_try_volume_mix(ac97
, AC97_PC_BEEP
))) {
1391 for (idx
= 0; idx
< 2; idx
++)
1392 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_pc_beep
[idx
], ac97
))) < 0)
1394 set_tlv_db_scale(kctl
, db_scale_4bit
);
1395 snd_ac97_write_cache(ac97
, AC97_PC_BEEP
,
1396 snd_ac97_read(ac97
, AC97_PC_BEEP
) | 0x801e);
1399 /* build Phone controls */
1400 if (!(ac97
->flags
& AC97_HAS_NO_PHONE
)) {
1401 if (snd_ac97_try_volume_mix(ac97
, AC97_PHONE
)) {
1402 if ((err
= snd_ac97_cmix_new(card
, "Phone Playback",
1403 AC97_PHONE
, 1, ac97
)) < 0)
1408 /* build MIC controls */
1409 if (!(ac97
->flags
& AC97_HAS_NO_MIC
)) {
1410 if (snd_ac97_try_volume_mix(ac97
, AC97_MIC
)) {
1411 if ((err
= snd_ac97_cmix_new(card
, "Mic Playback",
1412 AC97_MIC
, 1, ac97
)) < 0)
1414 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_mic_boost
, ac97
))) < 0)
1419 /* build Line controls */
1420 if (snd_ac97_try_volume_mix(ac97
, AC97_LINE
)) {
1421 if ((err
= snd_ac97_cmix_new(card
, "Line Playback",
1422 AC97_LINE
, 1, ac97
)) < 0)
1426 /* build CD controls */
1427 if (!(ac97
->flags
& AC97_HAS_NO_CD
)) {
1428 if (snd_ac97_try_volume_mix(ac97
, AC97_CD
)) {
1429 if ((err
= snd_ac97_cmix_new(card
, "CD Playback",
1430 AC97_CD
, 1, ac97
)) < 0)
1435 /* build Video controls */
1436 if (!(ac97
->flags
& AC97_HAS_NO_VIDEO
)) {
1437 if (snd_ac97_try_volume_mix(ac97
, AC97_VIDEO
)) {
1438 if ((err
= snd_ac97_cmix_new(card
, "Video Playback",
1439 AC97_VIDEO
, 1, ac97
)) < 0)
1444 /* build Aux controls */
1445 if (!(ac97
->flags
& AC97_HAS_NO_AUX
)) {
1446 if (snd_ac97_try_volume_mix(ac97
, AC97_AUX
)) {
1447 if ((err
= snd_ac97_cmix_new(card
, "Aux Playback",
1448 AC97_AUX
, 1, ac97
)) < 0)
1453 /* build PCM controls */
1454 if (ac97
->flags
& AC97_AD_MULTI
) {
1455 unsigned short init_val
;
1456 if (ac97
->flags
& AC97_STEREO_MUTES
)
1460 for (idx
= 0; idx
< 2; idx
++)
1461 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm
[idx
], ac97
))) < 0)
1463 set_tlv_db_scale(kctl
, db_scale_5bit
);
1464 ac97
->spec
.ad18xx
.pcmreg
[0] = init_val
;
1465 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
) {
1466 for (idx
= 0; idx
< 2; idx
++)
1467 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround
[idx
], ac97
))) < 0)
1469 set_tlv_db_scale(kctl
, db_scale_5bit
);
1470 ac97
->spec
.ad18xx
.pcmreg
[1] = init_val
;
1472 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
) {
1473 for (idx
= 0; idx
< 2; idx
++)
1474 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_center
[idx
], ac97
))) < 0)
1476 set_tlv_db_scale(kctl
, db_scale_5bit
);
1477 for (idx
= 0; idx
< 2; idx
++)
1478 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe
[idx
], ac97
))) < 0)
1480 set_tlv_db_scale(kctl
, db_scale_5bit
);
1481 ac97
->spec
.ad18xx
.pcmreg
[2] = init_val
;
1483 snd_ac97_write_cache(ac97
, AC97_PCM
, init_val
);
1485 if (!(ac97
->flags
& AC97_HAS_NO_STD_PCM
)) {
1486 if (ac97
->flags
& AC97_HAS_NO_PCM_VOL
)
1487 err
= snd_ac97_cmute_new(card
,
1488 "PCM Playback Switch",
1491 err
= snd_ac97_cmix_new(card
, "PCM Playback",
1498 /* build Capture controls */
1499 if (!(ac97
->flags
& AC97_HAS_NO_REC_GAIN
)) {
1500 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_control_capture_src
, ac97
))) < 0)
1502 if (snd_ac97_try_bit(ac97
, AC97_REC_GAIN
, 15)) {
1503 err
= snd_ac97_cmute_new(card
, "Capture Switch",
1504 AC97_REC_GAIN
, 0, ac97
);
1508 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_control_capture_vol
, ac97
))) < 0)
1510 set_tlv_db_scale(kctl
, db_scale_rec_gain
);
1511 snd_ac97_write_cache(ac97
, AC97_REC_SEL
, 0x0000);
1512 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x0000);
1514 /* build MIC Capture controls */
1515 if (snd_ac97_try_volume_mix(ac97
, AC97_REC_GAIN_MIC
)) {
1516 for (idx
= 0; idx
< 2; idx
++)
1517 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_mic_capture
[idx
], ac97
))) < 0)
1519 set_tlv_db_scale(kctl
, db_scale_rec_gain
);
1520 snd_ac97_write_cache(ac97
, AC97_REC_GAIN_MIC
, 0x0000);
1523 /* build PCM out path & mute control */
1524 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 15)) {
1525 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_PCM_OUT
], ac97
))) < 0)
1529 /* build Simulated Stereo Enhancement control */
1530 if (ac97
->caps
& 0x0008) {
1531 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_STEREO_ENHANCEMENT
], ac97
))) < 0)
1535 /* build 3D Stereo Enhancement control */
1536 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 13)) {
1537 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_3D
], ac97
))) < 0)
1541 /* build Loudness control */
1542 if (ac97
->caps
& 0x0020) {
1543 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_LOUDNESS
], ac97
))) < 0)
1547 /* build Mono output select control */
1548 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 9)) {
1549 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_MONO
], ac97
))) < 0)
1553 /* build Mic select control */
1554 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 8)) {
1555 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_MIC
], ac97
))) < 0)
1559 /* build ADC/DAC loopback control */
1560 if (enable_loopback
&& snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 7)) {
1561 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_LOOPBACK
], ac97
))) < 0)
1565 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, ~AC97_GP_DRSS_MASK
, 0x0000);
1567 /* build 3D controls */
1568 if (ac97
->build_ops
->build_3d
) {
1569 ac97
->build_ops
->build_3d(ac97
);
1571 if (snd_ac97_try_volume_mix(ac97
, AC97_3D_CONTROL
)) {
1574 snd_ac97_write(ac97
, AC97_3D_CONTROL
, val
);
1575 val
= snd_ac97_read(ac97
, AC97_3D_CONTROL
);
1576 val
= val
== 0x0606;
1577 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_3d
[0], ac97
))) < 0)
1580 kctl
->private_value
= AC97_3D_CONTROL
| (9 << 8) | (7 << 16);
1581 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_3d
[1], ac97
))) < 0)
1584 kctl
->private_value
= AC97_3D_CONTROL
| (1 << 8) | (7 << 16);
1585 snd_ac97_write_cache(ac97
, AC97_3D_CONTROL
, 0x0000);
1589 /* build S/PDIF controls */
1591 /* Hack for ASUS P5P800-VM, which does not indicate S/PDIF capability */
1592 if (ac97
->subsystem_vendor
== 0x1043 &&
1593 ac97
->subsystem_device
== 0x810f)
1594 ac97
->ext_id
|= AC97_EI_SPDIF
;
1596 if ((ac97
->ext_id
& AC97_EI_SPDIF
) && !(ac97
->scaps
& AC97_SCAP_NO_SPDIF
)) {
1597 if (ac97
->build_ops
->build_spdif
) {
1598 if ((err
= ac97
->build_ops
->build_spdif(ac97
)) < 0)
1601 for (idx
= 0; idx
< 5; idx
++)
1602 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_spdif
[idx
], ac97
))) < 0)
1604 if (ac97
->build_ops
->build_post_spdif
) {
1605 if ((err
= ac97
->build_ops
->build_post_spdif(ac97
)) < 0)
1608 /* set default PCM S/PDIF params */
1609 /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
1610 snd_ac97_write_cache(ac97
, AC97_SPDIF
, 0x2a20);
1611 ac97
->rates
[AC97_RATES_SPDIF
] = snd_ac97_determine_spdif_rates(ac97
);
1613 ac97
->spdif_status
= SNDRV_PCM_DEFAULT_CON_SPDIF
;
1616 /* build chip specific controls */
1617 if (ac97
->build_ops
->build_specific
)
1618 if ((err
= ac97
->build_ops
->build_specific(ac97
)) < 0)
1621 if (snd_ac97_try_bit(ac97
, AC97_POWERDOWN
, 15)) {
1622 kctl
= snd_ac97_cnew(&snd_ac97_control_eapd
, ac97
);
1625 if (ac97
->scaps
& AC97_SCAP_INV_EAPD
)
1626 set_inv_eapd(ac97
, kctl
);
1627 if ((err
= snd_ctl_add(card
, kctl
)) < 0)
1634 static int snd_ac97_modem_build(struct snd_card
*card
, struct snd_ac97
* ac97
)
1638 //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG));
1639 snd_ac97_write(ac97
, AC97_GPIO_CFG
, 0xffff & ~(AC97_GPIO_LINE1_OH
));
1640 snd_ac97_write(ac97
, AC97_GPIO_POLARITY
, 0xffff & ~(AC97_GPIO_LINE1_OH
));
1641 snd_ac97_write(ac97
, AC97_GPIO_STICKY
, 0xffff);
1642 snd_ac97_write(ac97
, AC97_GPIO_WAKEUP
, 0x0);
1643 snd_ac97_write(ac97
, AC97_MISC_AFE
, 0x0);
1645 /* build modem switches */
1646 for (idx
= 0; idx
< ARRAY_SIZE(snd_ac97_controls_modem_switches
); idx
++)
1647 if ((err
= snd_ctl_add(card
, snd_ctl_new1(&snd_ac97_controls_modem_switches
[idx
], ac97
))) < 0)
1650 /* build chip specific controls */
1651 if (ac97
->build_ops
->build_specific
)
1652 if ((err
= ac97
->build_ops
->build_specific(ac97
)) < 0)
1658 static int snd_ac97_test_rate(struct snd_ac97
*ac97
, int reg
, int shadow_reg
, int rate
)
1663 tmp
= ((unsigned int)rate
* ac97
->bus
->clock
) / 48000;
1664 snd_ac97_write_cache(ac97
, reg
, tmp
& 0xffff);
1666 snd_ac97_write_cache(ac97
, shadow_reg
, tmp
& 0xffff);
1667 val
= snd_ac97_read(ac97
, reg
);
1668 return val
== (tmp
& 0xffff);
1671 static void snd_ac97_determine_rates(struct snd_ac97
*ac97
, int reg
, int shadow_reg
, unsigned int *r_result
)
1673 unsigned int result
= 0;
1674 unsigned short saved
;
1676 if (ac97
->bus
->no_vra
) {
1677 *r_result
= SNDRV_PCM_RATE_48000
;
1678 if ((ac97
->flags
& AC97_DOUBLE_RATE
) &&
1679 reg
== AC97_PCM_FRONT_DAC_RATE
)
1680 *r_result
|= SNDRV_PCM_RATE_96000
;
1684 saved
= snd_ac97_read(ac97
, reg
);
1685 if ((ac97
->ext_id
& AC97_EI_DRA
) && reg
== AC97_PCM_FRONT_DAC_RATE
)
1686 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1688 /* test a non-standard rate */
1689 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 11000))
1690 result
|= SNDRV_PCM_RATE_CONTINUOUS
;
1691 /* let's try to obtain standard rates */
1692 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 8000))
1693 result
|= SNDRV_PCM_RATE_8000
;
1694 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 11025))
1695 result
|= SNDRV_PCM_RATE_11025
;
1696 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 16000))
1697 result
|= SNDRV_PCM_RATE_16000
;
1698 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 22050))
1699 result
|= SNDRV_PCM_RATE_22050
;
1700 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 32000))
1701 result
|= SNDRV_PCM_RATE_32000
;
1702 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 44100))
1703 result
|= SNDRV_PCM_RATE_44100
;
1704 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 48000))
1705 result
|= SNDRV_PCM_RATE_48000
;
1706 if ((ac97
->flags
& AC97_DOUBLE_RATE
) &&
1707 reg
== AC97_PCM_FRONT_DAC_RATE
) {
1708 /* test standard double rates */
1709 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1710 AC97_EA_DRA
, AC97_EA_DRA
);
1711 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 64000 / 2))
1712 result
|= SNDRV_PCM_RATE_64000
;
1713 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 88200 / 2))
1714 result
|= SNDRV_PCM_RATE_88200
;
1715 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 96000 / 2))
1716 result
|= SNDRV_PCM_RATE_96000
;
1717 /* some codecs don't support variable double rates */
1718 if (!snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 76100 / 2))
1719 result
&= ~SNDRV_PCM_RATE_CONTINUOUS
;
1720 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1723 /* restore the default value */
1724 snd_ac97_write_cache(ac97
, reg
, saved
);
1726 snd_ac97_write_cache(ac97
, shadow_reg
, saved
);
1730 /* check AC97_SPDIF register to accept which sample rates */
1731 static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97
*ac97
)
1733 unsigned int result
= 0;
1735 static unsigned short ctl_bits
[] = {
1736 AC97_SC_SPSR_44K
, AC97_SC_SPSR_32K
, AC97_SC_SPSR_48K
1738 static unsigned int rate_bits
[] = {
1739 SNDRV_PCM_RATE_44100
, SNDRV_PCM_RATE_32000
, SNDRV_PCM_RATE_48000
1742 for (i
= 0; i
< (int)ARRAY_SIZE(ctl_bits
); i
++) {
1743 snd_ac97_update_bits(ac97
, AC97_SPDIF
, AC97_SC_SPSR_MASK
, ctl_bits
[i
]);
1744 if ((snd_ac97_read(ac97
, AC97_SPDIF
) & AC97_SC_SPSR_MASK
) == ctl_bits
[i
])
1745 result
|= rate_bits
[i
];
1750 /* look for the codec id table matching with the given id */
1751 static const struct ac97_codec_id
*look_for_codec_id(const struct ac97_codec_id
*table
,
1754 const struct ac97_codec_id
*pid
;
1756 for (pid
= table
; pid
->id
; pid
++)
1757 if (pid
->id
== (id
& pid
->mask
))
1762 void snd_ac97_get_name(struct snd_ac97
*ac97
, unsigned int id
, char *name
, int modem
)
1764 const struct ac97_codec_id
*pid
;
1766 sprintf(name
, "0x%x %c%c%c", id
,
1767 printable(id
>> 24),
1768 printable(id
>> 16),
1769 printable(id
>> 8));
1770 pid
= look_for_codec_id(snd_ac97_codec_id_vendors
, id
);
1774 strcpy(name
, pid
->name
);
1775 if (ac97
&& pid
->patch
) {
1776 if ((modem
&& (pid
->flags
& AC97_MODEM_PATCH
)) ||
1777 (! modem
&& ! (pid
->flags
& AC97_MODEM_PATCH
)))
1781 pid
= look_for_codec_id(snd_ac97_codec_ids
, id
);
1784 strcat(name
, pid
->name
);
1785 if (pid
->mask
!= 0xffffffff)
1786 sprintf(name
+ strlen(name
), " rev %d", id
& ~pid
->mask
);
1787 if (ac97
&& pid
->patch
) {
1788 if ((modem
&& (pid
->flags
& AC97_MODEM_PATCH
)) ||
1789 (! modem
&& ! (pid
->flags
& AC97_MODEM_PATCH
)))
1793 sprintf(name
+ strlen(name
), " id %x", id
& 0xff);
1797 * snd_ac97_get_short_name - retrieve codec name
1798 * @ac97: the codec instance
1800 * Returns the short identifying name of the codec.
1802 const char *snd_ac97_get_short_name(struct snd_ac97
*ac97
)
1804 const struct ac97_codec_id
*pid
;
1806 for (pid
= snd_ac97_codec_ids
; pid
->id
; pid
++)
1807 if (pid
->id
== (ac97
->id
& pid
->mask
))
1809 return "unknown codec";
1812 EXPORT_SYMBOL(snd_ac97_get_short_name
);
1814 /* wait for a while until registers are accessible after RESET
1815 * return 0 if ok, negative not ready
1817 static int ac97_reset_wait(struct snd_ac97
*ac97
, int timeout
, int with_modem
)
1819 unsigned long end_time
;
1822 end_time
= jiffies
+ timeout
;
1825 /* use preliminary reads to settle the communication */
1826 snd_ac97_read(ac97
, AC97_RESET
);
1827 snd_ac97_read(ac97
, AC97_VENDOR_ID1
);
1828 snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
1831 val
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
1832 if (val
!= 0xffff && (val
& 1) != 0)
1835 if (ac97
->scaps
& AC97_SCAP_DETECT_BY_VENDOR
) {
1836 /* probably only Xbox issue - all registers are read as zero */
1837 val
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
);
1838 if (val
!= 0 && val
!= 0xffff)
1841 /* because the PCM or MASTER volume registers can be modified,
1842 * the REC_GAIN register is used for tests
1844 /* test if we can write to the record gain volume register */
1845 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x8a05);
1846 if ((snd_ac97_read(ac97
, AC97_REC_GAIN
) & 0x7fff) == 0x0a05)
1849 schedule_timeout_uninterruptible(1);
1850 } while (time_after_eq(end_time
, jiffies
));
1855 * snd_ac97_bus - create an AC97 bus component
1856 * @card: the card instance
1857 * @num: the bus number
1858 * @ops: the bus callbacks table
1859 * @private_data: private data pointer for the new instance
1860 * @rbus: the pointer to store the new AC97 bus instance.
1862 * Creates an AC97 bus component. An struct snd_ac97_bus instance is newly
1863 * allocated and initialized.
1865 * The ops table must include valid callbacks (at least read and
1866 * write). The other callbacks, wait and reset, are not mandatory.
1868 * The clock is set to 48000. If another clock is needed, set
1869 * (*rbus)->clock manually.
1871 * The AC97 bus instance is registered as a low-level device, so you don't
1872 * have to release it manually.
1874 * Returns zero if successful, or a negative error code on failure.
1876 int snd_ac97_bus(struct snd_card
*card
, int num
, struct snd_ac97_bus_ops
*ops
,
1877 void *private_data
, struct snd_ac97_bus
**rbus
)
1880 struct snd_ac97_bus
*bus
;
1881 static struct snd_device_ops dev_ops
= {
1882 .dev_free
= snd_ac97_bus_dev_free
,
1885 snd_assert(card
!= NULL
, return -EINVAL
);
1886 snd_assert(rbus
!= NULL
, return -EINVAL
);
1887 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
1893 bus
->private_data
= private_data
;
1895 spin_lock_init(&bus
->bus_lock
);
1896 snd_ac97_bus_proc_init(bus
);
1897 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
1898 snd_ac97_bus_free(bus
);
1905 EXPORT_SYMBOL(snd_ac97_bus
);
1907 /* stop no dev release warning */
1908 static void ac97_device_release(struct device
* dev
)
1912 /* register ac97 codec to bus */
1913 static int snd_ac97_dev_register(struct snd_device
*device
)
1915 struct snd_ac97
*ac97
= device
->device_data
;
1918 ac97
->dev
.bus
= &ac97_bus_type
;
1919 ac97
->dev
.parent
= ac97
->bus
->card
->dev
;
1920 ac97
->dev
.release
= ac97_device_release
;
1921 snprintf(ac97
->dev
.bus_id
, BUS_ID_SIZE
, "%d-%d:%s",
1922 ac97
->bus
->card
->number
, ac97
->num
,
1923 snd_ac97_get_short_name(ac97
));
1924 if ((err
= device_register(&ac97
->dev
)) < 0) {
1925 snd_printk(KERN_ERR
"Can't register ac97 bus\n");
1926 ac97
->dev
.bus
= NULL
;
1932 /* disconnect ac97 codec */
1933 static int snd_ac97_dev_disconnect(struct snd_device
*device
)
1935 struct snd_ac97
*ac97
= device
->device_data
;
1937 device_unregister(&ac97
->dev
);
1941 /* build_ops to do nothing */
1942 static struct snd_ac97_build_ops null_build_ops
;
1944 #ifdef CONFIG_SND_AC97_POWER_SAVE
1945 static void do_update_power(struct work_struct
*work
)
1948 container_of(work
, struct snd_ac97
, power_work
.work
));
1953 * snd_ac97_mixer - create an Codec97 component
1954 * @bus: the AC97 bus which codec is attached to
1955 * @template: the template of ac97, including index, callbacks and
1957 * @rac97: the pointer to store the new ac97 instance.
1959 * Creates an Codec97 component. An struct snd_ac97 instance is newly
1960 * allocated and initialized from the template. The codec
1961 * is then initialized by the standard procedure.
1963 * The template must include the codec number (num) and address (addr),
1964 * and the private data (private_data).
1966 * The ac97 instance is registered as a low-level device, so you don't
1967 * have to release it manually.
1969 * Returns zero if successful, or a negative error code on failure.
1971 int snd_ac97_mixer(struct snd_ac97_bus
*bus
, struct snd_ac97_template
*template, struct snd_ac97
**rac97
)
1974 struct snd_ac97
*ac97
;
1975 struct snd_card
*card
;
1977 unsigned long end_time
;
1979 const struct ac97_codec_id
*pid
;
1980 static struct snd_device_ops ops
= {
1981 .dev_free
= snd_ac97_dev_free
,
1982 .dev_register
= snd_ac97_dev_register
,
1983 .dev_disconnect
= snd_ac97_dev_disconnect
,
1986 snd_assert(rac97
!= NULL
, return -EINVAL
);
1988 snd_assert(bus
!= NULL
&& template != NULL
, return -EINVAL
);
1989 snd_assert(template->num
< 4 && bus
->codec
[template->num
] == NULL
, return -EINVAL
);
1992 ac97
= kzalloc(sizeof(*ac97
), GFP_KERNEL
);
1995 ac97
->private_data
= template->private_data
;
1996 ac97
->private_free
= template->private_free
;
1998 ac97
->pci
= template->pci
;
1999 ac97
->num
= template->num
;
2000 ac97
->addr
= template->addr
;
2001 ac97
->scaps
= template->scaps
;
2002 ac97
->res_table
= template->res_table
;
2003 bus
->codec
[ac97
->num
] = ac97
;
2004 mutex_init(&ac97
->reg_mutex
);
2005 mutex_init(&ac97
->page_mutex
);
2006 #ifdef CONFIG_SND_AC97_POWER_SAVE
2007 INIT_DELAYED_WORK(&ac97
->power_work
, do_update_power
);
2012 pci_read_config_word(ac97
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &ac97
->subsystem_vendor
);
2013 pci_read_config_word(ac97
->pci
, PCI_SUBSYSTEM_ID
, &ac97
->subsystem_device
);
2016 if (bus
->ops
->reset
) {
2017 bus
->ops
->reset(ac97
);
2021 ac97
->id
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
) << 16;
2022 ac97
->id
|= snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
2023 if (ac97
->id
&& ac97
->id
!= (unsigned int)-1) {
2024 pid
= look_for_codec_id(snd_ac97_codec_ids
, ac97
->id
);
2025 if (pid
&& (pid
->flags
& AC97_DEFAULT_POWER_OFF
))
2029 /* reset to defaults */
2030 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
))
2031 snd_ac97_write(ac97
, AC97_RESET
, 0);
2032 if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
))
2033 snd_ac97_write(ac97
, AC97_EXTENDED_MID
, 0);
2035 bus
->ops
->wait(ac97
);
2038 if (ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
)
2039 err
= ac97_reset_wait(ac97
, HZ
/2, 1);
2041 err
= ac97_reset_wait(ac97
, HZ
/2, 0);
2043 err
= ac97_reset_wait(ac97
, HZ
/2, 1);
2046 snd_printk(KERN_WARNING
"AC'97 %d does not respond - RESET\n", ac97
->num
);
2047 /* proceed anyway - it's often non-critical */
2051 ac97
->id
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
) << 16;
2052 ac97
->id
|= snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
2053 if (! (ac97
->scaps
& AC97_SCAP_DETECT_BY_VENDOR
) &&
2054 (ac97
->id
== 0x00000000 || ac97
->id
== 0xffffffff)) {
2055 snd_printk(KERN_ERR
"AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97
->num
, ac97
->id
);
2056 snd_ac97_free(ac97
);
2059 pid
= look_for_codec_id(snd_ac97_codec_ids
, ac97
->id
);
2061 ac97
->flags
|= pid
->flags
;
2063 /* test for AC'97 */
2064 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
) && !(ac97
->scaps
& AC97_SCAP_AUDIO
)) {
2065 /* test if we can write to the record gain volume register */
2066 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x8a06);
2067 if (((err
= snd_ac97_read(ac97
, AC97_REC_GAIN
)) & 0x7fff) == 0x0a06)
2068 ac97
->scaps
|= AC97_SCAP_AUDIO
;
2070 if (ac97
->scaps
& AC97_SCAP_AUDIO
) {
2071 ac97
->caps
= snd_ac97_read(ac97
, AC97_RESET
);
2072 ac97
->ext_id
= snd_ac97_read(ac97
, AC97_EXTENDED_ID
);
2073 if (ac97
->ext_id
== 0xffff) /* invalid combination */
2077 /* test for MC'97 */
2078 if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
) && !(ac97
->scaps
& AC97_SCAP_MODEM
)) {
2079 ac97
->ext_mid
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
2080 if (ac97
->ext_mid
== 0xffff) /* invalid combination */
2082 if (ac97
->ext_mid
& 1)
2083 ac97
->scaps
|= AC97_SCAP_MODEM
;
2086 if (!ac97_is_audio(ac97
) && !ac97_is_modem(ac97
)) {
2087 if (!(ac97
->scaps
& (AC97_SCAP_SKIP_AUDIO
|AC97_SCAP_SKIP_MODEM
)))
2088 snd_printk(KERN_ERR
"AC'97 %d access error (not audio or modem codec)\n", ac97
->num
);
2089 snd_ac97_free(ac97
);
2093 if (bus
->ops
->reset
) // FIXME: always skipping?
2096 /* FIXME: add powerdown control */
2097 if (ac97_is_audio(ac97
)) {
2098 /* nothing should be in powerdown mode */
2099 snd_ac97_write_cache(ac97
, AC97_POWERDOWN
, 0);
2100 if (! (ac97
->flags
& AC97_DEFAULT_POWER_OFF
)) {
2101 snd_ac97_write_cache(ac97
, AC97_RESET
, 0); /* reset to defaults */
2103 snd_ac97_write_cache(ac97
, AC97_POWERDOWN
, 0);
2105 /* nothing should be in powerdown mode */
2106 snd_ac97_write_cache(ac97
, AC97_GENERAL_PURPOSE
, 0);
2107 end_time
= jiffies
+ (HZ
/ 10);
2109 if ((snd_ac97_read(ac97
, AC97_POWERDOWN
) & 0x0f) == 0x0f)
2111 schedule_timeout_uninterruptible(1);
2112 } while (time_after_eq(end_time
, jiffies
));
2113 snd_printk(KERN_WARNING
"AC'97 %d analog subsections not ready\n", ac97
->num
);
2116 /* FIXME: add powerdown control */
2117 if (ac97_is_modem(ac97
)) {
2120 /* nothing should be in powerdown mode */
2121 /* note: it's important to set the rate at first */
2122 tmp
= AC97_MEA_GPIO
;
2123 if (ac97
->ext_mid
& AC97_MEI_LINE1
) {
2124 snd_ac97_write_cache(ac97
, AC97_LINE1_RATE
, 8000);
2125 tmp
|= AC97_MEA_ADC1
| AC97_MEA_DAC1
;
2127 if (ac97
->ext_mid
& AC97_MEI_LINE2
) {
2128 snd_ac97_write_cache(ac97
, AC97_LINE2_RATE
, 8000);
2129 tmp
|= AC97_MEA_ADC2
| AC97_MEA_DAC2
;
2131 if (ac97
->ext_mid
& AC97_MEI_HANDSET
) {
2132 snd_ac97_write_cache(ac97
, AC97_HANDSET_RATE
, 8000);
2133 tmp
|= AC97_MEA_HADC
| AC97_MEA_HDAC
;
2135 snd_ac97_write_cache(ac97
, AC97_EXTENDED_MSTATUS
, 0);
2137 /* nothing should be in powerdown mode */
2138 snd_ac97_write_cache(ac97
, AC97_EXTENDED_MSTATUS
, 0);
2139 end_time
= jiffies
+ (HZ
/ 10);
2141 if ((snd_ac97_read(ac97
, AC97_EXTENDED_MSTATUS
) & tmp
) == tmp
)
2143 schedule_timeout_uninterruptible(1);
2144 } while (time_after_eq(end_time
, jiffies
));
2145 snd_printk(KERN_WARNING
"MC'97 %d converters and GPIO not ready (0x%x)\n", ac97
->num
, snd_ac97_read(ac97
, AC97_EXTENDED_MSTATUS
));
2149 if (ac97_is_audio(ac97
))
2150 ac97
->addr
= (ac97
->ext_id
& AC97_EI_ADDR_MASK
) >> AC97_EI_ADDR_SHIFT
;
2152 ac97
->addr
= (ac97
->ext_mid
& AC97_MEI_ADDR_MASK
) >> AC97_MEI_ADDR_SHIFT
;
2153 if (ac97
->ext_id
& 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */
2154 reg
= snd_ac97_read(ac97
, AC97_EXTENDED_STATUS
);
2155 reg
|= ac97
->ext_id
& 0x01c0; /* LDAC/SDAC/CDAC */
2157 reg
|= ac97
->ext_id
& 0x0009; /* VRA/VRM */
2158 snd_ac97_write_cache(ac97
, AC97_EXTENDED_STATUS
, reg
);
2160 if ((ac97
->ext_id
& AC97_EI_DRA
) && bus
->dra
) {
2161 /* Intel controllers require double rate data to be put in
2162 * slots 7+8, so let's hope the codec supports it. */
2163 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, AC97_GP_DRSS_MASK
, AC97_GP_DRSS_78
);
2164 if ((snd_ac97_read(ac97
, AC97_GENERAL_PURPOSE
) & AC97_GP_DRSS_MASK
) == AC97_GP_DRSS_78
)
2165 ac97
->flags
|= AC97_DOUBLE_RATE
;
2166 /* restore to slots 10/11 to avoid the confliction with surrounds */
2167 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, AC97_GP_DRSS_MASK
, 0);
2169 if (ac97
->ext_id
& AC97_EI_VRA
) { /* VRA support */
2170 snd_ac97_determine_rates(ac97
, AC97_PCM_FRONT_DAC_RATE
, 0, &ac97
->rates
[AC97_RATES_FRONT_DAC
]);
2171 snd_ac97_determine_rates(ac97
, AC97_PCM_LR_ADC_RATE
, 0, &ac97
->rates
[AC97_RATES_ADC
]);
2173 ac97
->rates
[AC97_RATES_FRONT_DAC
] = SNDRV_PCM_RATE_48000
;
2174 if (ac97
->flags
& AC97_DOUBLE_RATE
)
2175 ac97
->rates
[AC97_RATES_FRONT_DAC
] |= SNDRV_PCM_RATE_96000
;
2176 ac97
->rates
[AC97_RATES_ADC
] = SNDRV_PCM_RATE_48000
;
2178 if (ac97
->ext_id
& AC97_EI_SPDIF
) {
2179 /* codec specific code (patch) should override these values */
2180 ac97
->rates
[AC97_RATES_SPDIF
] = SNDRV_PCM_RATE_48000
| SNDRV_PCM_RATE_44100
| SNDRV_PCM_RATE_32000
;
2182 if (ac97
->ext_id
& AC97_EI_VRM
) { /* MIC VRA support */
2183 snd_ac97_determine_rates(ac97
, AC97_PCM_MIC_ADC_RATE
, 0, &ac97
->rates
[AC97_RATES_MIC_ADC
]);
2185 ac97
->rates
[AC97_RATES_MIC_ADC
] = SNDRV_PCM_RATE_48000
;
2187 if (ac97
->ext_id
& AC97_EI_SDAC
) { /* SDAC support */
2188 snd_ac97_determine_rates(ac97
, AC97_PCM_SURR_DAC_RATE
, AC97_PCM_FRONT_DAC_RATE
, &ac97
->rates
[AC97_RATES_SURR_DAC
]);
2189 ac97
->scaps
|= AC97_SCAP_SURROUND_DAC
;
2191 if (ac97
->ext_id
& AC97_EI_LDAC
) { /* LDAC support */
2192 snd_ac97_determine_rates(ac97
, AC97_PCM_LFE_DAC_RATE
, AC97_PCM_FRONT_DAC_RATE
, &ac97
->rates
[AC97_RATES_LFE_DAC
]);
2193 ac97
->scaps
|= AC97_SCAP_CENTER_LFE_DAC
;
2195 /* additional initializations */
2197 bus
->ops
->init(ac97
);
2198 snd_ac97_get_name(ac97
, ac97
->id
, name
, !ac97_is_audio(ac97
));
2199 snd_ac97_get_name(NULL
, ac97
->id
, name
, !ac97_is_audio(ac97
)); // ac97->id might be changed in the special setup code
2200 if (! ac97
->build_ops
)
2201 ac97
->build_ops
= &null_build_ops
;
2203 if (ac97_is_audio(ac97
)) {
2205 if (card
->mixername
[0] == '\0') {
2206 strcpy(card
->mixername
, name
);
2208 if (strlen(card
->mixername
) + 1 + strlen(name
) + 1 <= sizeof(card
->mixername
)) {
2209 strcat(card
->mixername
, ",");
2210 strcat(card
->mixername
, name
);
2213 sprintf(comp
, "AC97a:%08x", ac97
->id
);
2214 if ((err
= snd_component_add(card
, comp
)) < 0) {
2215 snd_ac97_free(ac97
);
2218 if (snd_ac97_mixer_build(ac97
) < 0) {
2219 snd_ac97_free(ac97
);
2223 if (ac97_is_modem(ac97
)) {
2225 if (card
->mixername
[0] == '\0') {
2226 strcpy(card
->mixername
, name
);
2228 if (strlen(card
->mixername
) + 1 + strlen(name
) + 1 <= sizeof(card
->mixername
)) {
2229 strcat(card
->mixername
, ",");
2230 strcat(card
->mixername
, name
);
2233 sprintf(comp
, "AC97m:%08x", ac97
->id
);
2234 if ((err
= snd_component_add(card
, comp
)) < 0) {
2235 snd_ac97_free(ac97
);
2238 if (snd_ac97_modem_build(card
, ac97
) < 0) {
2239 snd_ac97_free(ac97
);
2243 if (ac97_is_audio(ac97
))
2244 update_power_regs(ac97
);
2245 snd_ac97_proc_init(ac97
);
2246 if ((err
= snd_device_new(card
, SNDRV_DEV_CODEC
, ac97
, &ops
)) < 0) {
2247 snd_ac97_free(ac97
);
2254 EXPORT_SYMBOL(snd_ac97_mixer
);
2257 * Power down the chip.
2259 * MASTER and HEADPHONE registers are muted but the register cache values
2260 * are not changed, so that the values can be restored in snd_ac97_resume().
2262 static void snd_ac97_powerdown(struct snd_ac97
*ac97
)
2264 unsigned short power
;
2266 if (ac97_is_audio(ac97
)) {
2267 /* some codecs have stereo mute bits */
2268 snd_ac97_write(ac97
, AC97_MASTER
, 0x9f9f);
2269 snd_ac97_write(ac97
, AC97_HEADPHONE
, 0x9f9f);
2272 /* surround, CLFE, mic powerdown */
2273 power
= ac97
->regs
[AC97_EXTENDED_STATUS
];
2274 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
)
2275 power
|= AC97_EA_PRJ
;
2276 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
)
2277 power
|= AC97_EA_PRI
| AC97_EA_PRK
;
2278 power
|= AC97_EA_PRL
;
2279 snd_ac97_write(ac97
, AC97_EXTENDED_STATUS
, power
);
2281 /* powerdown external amplifier */
2282 if (ac97
->scaps
& AC97_SCAP_INV_EAPD
)
2283 power
= ac97
->regs
[AC97_POWERDOWN
] & ~AC97_PD_EAPD
;
2284 else if (! (ac97
->scaps
& AC97_SCAP_EAPD_LED
))
2285 power
= ac97
->regs
[AC97_POWERDOWN
] | AC97_PD_EAPD
;
2286 power
|= AC97_PD_PR6
; /* Headphone amplifier powerdown */
2287 power
|= AC97_PD_PR0
| AC97_PD_PR1
; /* ADC & DAC powerdown */
2288 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2290 power
|= AC97_PD_PR2
| AC97_PD_PR3
; /* Analog Mixer powerdown */
2291 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2292 if (ac97_is_power_save_mode(ac97
)) {
2294 /* AC-link powerdown, internal Clk disable */
2295 /* FIXME: this may cause click noises on some boards */
2296 power
|= AC97_PD_PR4
| AC97_PD_PR5
;
2297 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2302 struct ac97_power_reg
{
2304 unsigned short power_reg
;
2305 unsigned short mask
;
2308 enum { PWIDX_ADC
, PWIDX_FRONT
, PWIDX_CLFE
, PWIDX_SURR
, PWIDX_MIC
, PWIDX_SIZE
};
2310 static struct ac97_power_reg power_regs
[PWIDX_SIZE
] = {
2311 [PWIDX_ADC
] = { AC97_PCM_LR_ADC_RATE
, AC97_POWERDOWN
, AC97_PD_PR0
},
2312 [PWIDX_FRONT
] = { AC97_PCM_FRONT_DAC_RATE
, AC97_POWERDOWN
, AC97_PD_PR1
},
2313 [PWIDX_CLFE
] = { AC97_PCM_LFE_DAC_RATE
, AC97_EXTENDED_STATUS
,
2314 AC97_EA_PRI
| AC97_EA_PRK
},
2315 [PWIDX_SURR
] = { AC97_PCM_SURR_DAC_RATE
, AC97_EXTENDED_STATUS
,
2317 [PWIDX_MIC
] = { AC97_PCM_MIC_ADC_RATE
, AC97_EXTENDED_STATUS
,
2321 #ifdef CONFIG_SND_AC97_POWER_SAVE
2323 * snd_ac97_update_power - update the powerdown register
2324 * @ac97: the codec instance
2325 * @reg: the rate register, e.g. AC97_PCM_FRONT_DAC_RATE
2326 * @powerup: non-zero when power up the part
2328 * Update the AC97 powerdown register bits of the given part.
2330 int snd_ac97_update_power(struct snd_ac97
*ac97
, int reg
, int powerup
)
2338 /* SPDIF requires DAC power, too */
2339 if (reg
== AC97_SPDIF
)
2340 reg
= AC97_PCM_FRONT_DAC_RATE
;
2341 for (i
= 0; i
< PWIDX_SIZE
; i
++) {
2342 if (power_regs
[i
].reg
== reg
) {
2344 ac97
->power_up
|= (1 << i
);
2346 ac97
->power_up
&= ~(1 << i
);
2352 if (ac97_is_power_save_mode(ac97
) && !powerup
)
2353 /* adjust power-down bits after two seconds delay
2354 * (for avoiding loud click noises for many (OSS) apps
2355 * that open/close frequently)
2357 schedule_delayed_work(&ac97
->power_work
, HZ
*2);
2359 cancel_delayed_work(&ac97
->power_work
);
2360 update_power_regs(ac97
);
2366 EXPORT_SYMBOL(snd_ac97_update_power
);
2367 #endif /* CONFIG_SND_AC97_POWER_SAVE */
2369 static void update_power_regs(struct snd_ac97
*ac97
)
2371 unsigned int power_up
, bits
;
2374 power_up
= (1 << PWIDX_FRONT
) | (1 << PWIDX_ADC
);
2375 power_up
|= (1 << PWIDX_MIC
);
2376 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
)
2377 power_up
|= (1 << PWIDX_SURR
);
2378 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
)
2379 power_up
|= (1 << PWIDX_CLFE
);
2380 #ifdef CONFIG_SND_AC97_POWER_SAVE
2381 if (ac97_is_power_save_mode(ac97
))
2382 power_up
= ac97
->power_up
;
2385 if (ac97
->regs
[AC97_POWERDOWN
] & AC97_PD_PR2
) {
2386 /* needs power-up analog mix and vref */
2387 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2390 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2394 for (i
= 0; i
< PWIDX_SIZE
; i
++) {
2395 if (power_up
& (1 << i
))
2398 bits
= power_regs
[i
].mask
;
2399 snd_ac97_update_bits(ac97
, power_regs
[i
].power_reg
,
2400 power_regs
[i
].mask
, bits
);
2403 if (! (ac97
->regs
[AC97_POWERDOWN
] & AC97_PD_PR2
)) {
2404 /* power down analog mix and vref */
2405 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2406 AC97_PD_PR2
, AC97_PD_PR2
);
2407 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2408 AC97_PD_PR3
, AC97_PD_PR3
);
2416 * snd_ac97_suspend - General suspend function for AC97 codec
2417 * @ac97: the ac97 instance
2419 * Suspends the codec, power down the chip.
2421 void snd_ac97_suspend(struct snd_ac97
*ac97
)
2425 if (ac97
->build_ops
->suspend
)
2426 ac97
->build_ops
->suspend(ac97
);
2427 #ifdef CONFIG_SND_AC97_POWER_SAVE
2428 cancel_delayed_work(&ac97
->power_work
);
2429 flush_scheduled_work();
2431 snd_ac97_powerdown(ac97
);
2434 EXPORT_SYMBOL(snd_ac97_suspend
);
2437 * restore ac97 status
2439 static void snd_ac97_restore_status(struct snd_ac97
*ac97
)
2443 for (i
= 2; i
< 0x7c ; i
+= 2) {
2444 if (i
== AC97_POWERDOWN
|| i
== AC97_EXTENDED_ID
)
2446 /* restore only accessible registers
2447 * some chip (e.g. nm256) may hang up when unsupported registers
2450 if (test_bit(i
, ac97
->reg_accessed
)) {
2451 snd_ac97_write(ac97
, i
, ac97
->regs
[i
]);
2452 snd_ac97_read(ac97
, i
);
2458 * restore IEC958 status
2460 static void snd_ac97_restore_iec958(struct snd_ac97
*ac97
)
2462 if (ac97
->ext_id
& AC97_EI_SPDIF
) {
2463 if (ac97
->regs
[AC97_EXTENDED_STATUS
] & AC97_EA_SPDIF
) {
2464 /* reset spdif status */
2465 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0);
2466 snd_ac97_write(ac97
, AC97_EXTENDED_STATUS
, ac97
->regs
[AC97_EXTENDED_STATUS
]);
2467 if (ac97
->flags
& AC97_CS_SPDIF
)
2468 snd_ac97_write(ac97
, AC97_CSR_SPDIF
, ac97
->regs
[AC97_CSR_SPDIF
]);
2470 snd_ac97_write(ac97
, AC97_SPDIF
, ac97
->regs
[AC97_SPDIF
]);
2471 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
2477 * snd_ac97_resume - General resume function for AC97 codec
2478 * @ac97: the ac97 instance
2480 * Do the standard resume procedure, power up and restoring the
2481 * old register values.
2483 void snd_ac97_resume(struct snd_ac97
*ac97
)
2485 unsigned long end_time
;
2490 if (ac97
->bus
->ops
->reset
) {
2491 ac97
->bus
->ops
->reset(ac97
);
2495 snd_ac97_write(ac97
, AC97_POWERDOWN
, 0);
2496 if (! (ac97
->flags
& AC97_DEFAULT_POWER_OFF
)) {
2497 snd_ac97_write(ac97
, AC97_RESET
, 0);
2499 snd_ac97_write(ac97
, AC97_POWERDOWN
, 0);
2501 snd_ac97_write(ac97
, AC97_GENERAL_PURPOSE
, 0);
2503 snd_ac97_write(ac97
, AC97_POWERDOWN
, ac97
->regs
[AC97_POWERDOWN
]);
2504 if (ac97_is_audio(ac97
)) {
2505 ac97
->bus
->ops
->write(ac97
, AC97_MASTER
, 0x8101);
2506 end_time
= jiffies
+ msecs_to_jiffies(100);
2508 if (snd_ac97_read(ac97
, AC97_MASTER
) == 0x8101)
2510 schedule_timeout_uninterruptible(1);
2511 } while (time_after_eq(end_time
, jiffies
));
2512 /* FIXME: extra delay */
2513 ac97
->bus
->ops
->write(ac97
, AC97_MASTER
, 0x8000);
2514 if (snd_ac97_read(ac97
, AC97_MASTER
) != 0x8000)
2517 end_time
= jiffies
+ msecs_to_jiffies(100);
2519 unsigned short val
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
2520 if (val
!= 0xffff && (val
& 1) != 0)
2522 schedule_timeout_uninterruptible(1);
2523 } while (time_after_eq(end_time
, jiffies
));
2527 if (ac97
->bus
->ops
->init
)
2528 ac97
->bus
->ops
->init(ac97
);
2530 if (ac97
->build_ops
->resume
)
2531 ac97
->build_ops
->resume(ac97
);
2533 snd_ac97_restore_status(ac97
);
2534 snd_ac97_restore_iec958(ac97
);
2538 EXPORT_SYMBOL(snd_ac97_resume
);
2545 static void set_ctl_name(char *dst
, const char *src
, const char *suffix
)
2548 sprintf(dst
, "%s %s", src
, suffix
);
2553 /* remove the control with the given name and optional suffix */
2554 static int snd_ac97_remove_ctl(struct snd_ac97
*ac97
, const char *name
,
2557 struct snd_ctl_elem_id id
;
2558 memset(&id
, 0, sizeof(id
));
2559 set_ctl_name(id
.name
, name
, suffix
);
2560 id
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
2561 return snd_ctl_remove_id(ac97
->bus
->card
, &id
);
2564 static struct snd_kcontrol
*ctl_find(struct snd_ac97
*ac97
, const char *name
, const char *suffix
)
2566 struct snd_ctl_elem_id sid
;
2567 memset(&sid
, 0, sizeof(sid
));
2568 set_ctl_name(sid
.name
, name
, suffix
);
2569 sid
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
2570 return snd_ctl_find_id(ac97
->bus
->card
, &sid
);
2573 /* rename the control with the given name and optional suffix */
2574 static int snd_ac97_rename_ctl(struct snd_ac97
*ac97
, const char *src
,
2575 const char *dst
, const char *suffix
)
2577 struct snd_kcontrol
*kctl
= ctl_find(ac97
, src
, suffix
);
2579 set_ctl_name(kctl
->id
.name
, dst
, suffix
);
2585 /* rename both Volume and Switch controls - don't check the return value */
2586 static void snd_ac97_rename_vol_ctl(struct snd_ac97
*ac97
, const char *src
,
2589 snd_ac97_rename_ctl(ac97
, src
, dst
, "Switch");
2590 snd_ac97_rename_ctl(ac97
, src
, dst
, "Volume");
2594 static int snd_ac97_swap_ctl(struct snd_ac97
*ac97
, const char *s1
,
2595 const char *s2
, const char *suffix
)
2597 struct snd_kcontrol
*kctl1
, *kctl2
;
2598 kctl1
= ctl_find(ac97
, s1
, suffix
);
2599 kctl2
= ctl_find(ac97
, s2
, suffix
);
2600 if (kctl1
&& kctl2
) {
2601 set_ctl_name(kctl1
->id
.name
, s2
, suffix
);
2602 set_ctl_name(kctl2
->id
.name
, s1
, suffix
);
2609 /* bind hp and master controls instead of using only hp control */
2610 static int bind_hp_volsw_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
2612 int err
= snd_ac97_put_volsw(kcontrol
, ucontrol
);
2614 unsigned long priv_saved
= kcontrol
->private_value
;
2615 kcontrol
->private_value
= (kcontrol
->private_value
& ~0xff) | AC97_HEADPHONE
;
2616 snd_ac97_put_volsw(kcontrol
, ucontrol
);
2617 kcontrol
->private_value
= priv_saved
;
2622 /* ac97 tune: bind Master and Headphone controls */
2623 static int tune_hp_only(struct snd_ac97
*ac97
)
2625 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2626 struct snd_kcontrol
*mvol
= ctl_find(ac97
, "Master Playback Volume", NULL
);
2627 if (! msw
|| ! mvol
)
2629 msw
->put
= bind_hp_volsw_put
;
2630 mvol
->put
= bind_hp_volsw_put
;
2631 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Switch");
2632 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Volume");
2637 /* ac97 tune: use Headphone control as master */
2638 static int tune_hp_only(struct snd_ac97
*ac97
)
2640 if (ctl_find(ac97
, "Headphone Playback Switch", NULL
) == NULL
)
2642 snd_ac97_remove_ctl(ac97
, "Master Playback", "Switch");
2643 snd_ac97_remove_ctl(ac97
, "Master Playback", "Volume");
2644 snd_ac97_rename_vol_ctl(ac97
, "Headphone Playback", "Master Playback");
2649 /* ac97 tune: swap Headphone and Master controls */
2650 static int tune_swap_hp(struct snd_ac97
*ac97
)
2652 if (ctl_find(ac97
, "Headphone Playback Switch", NULL
) == NULL
)
2654 snd_ac97_rename_vol_ctl(ac97
, "Master Playback", "Line-Out Playback");
2655 snd_ac97_rename_vol_ctl(ac97
, "Headphone Playback", "Master Playback");
2659 /* ac97 tune: swap Surround and Master controls */
2660 static int tune_swap_surround(struct snd_ac97
*ac97
)
2662 if (snd_ac97_swap_ctl(ac97
, "Master Playback", "Surround Playback", "Switch") ||
2663 snd_ac97_swap_ctl(ac97
, "Master Playback", "Surround Playback", "Volume"))
2668 /* ac97 tune: set up mic sharing for AD codecs */
2669 static int tune_ad_sharing(struct snd_ac97
*ac97
)
2671 unsigned short scfg
;
2672 if ((ac97
->id
& 0xffffff00) != 0x41445300) {
2673 snd_printk(KERN_ERR
"ac97_quirk AD_SHARING is only for AD codecs\n");
2676 /* Turn on OMS bit to route microphone to back panel */
2677 scfg
= snd_ac97_read(ac97
, AC97_AD_SERIAL_CFG
);
2678 snd_ac97_write_cache(ac97
, AC97_AD_SERIAL_CFG
, scfg
| 0x0200);
2682 static const struct snd_kcontrol_new snd_ac97_alc_jack_detect
=
2683 AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK
, 5, 1, 0);
2685 /* ac97 tune: set up ALC jack-select */
2686 static int tune_alc_jack(struct snd_ac97
*ac97
)
2688 if ((ac97
->id
& 0xffffff00) != 0x414c4700) {
2689 snd_printk(KERN_ERR
"ac97_quirk ALC_JACK is only for Realtek codecs\n");
2692 snd_ac97_update_bits(ac97
, 0x7a, 0x20, 0x20); /* select jack detect function */
2693 snd_ac97_update_bits(ac97
, 0x7a, 0x01, 0x01); /* Line-out auto mute */
2694 if (ac97
->id
== AC97_ID_ALC658D
)
2695 snd_ac97_update_bits(ac97
, 0x74, 0x0800, 0x0800);
2696 return snd_ctl_add(ac97
->bus
->card
, snd_ac97_cnew(&snd_ac97_alc_jack_detect
, ac97
));
2699 /* ac97 tune: inversed EAPD bit */
2700 static int tune_inv_eapd(struct snd_ac97
*ac97
)
2702 struct snd_kcontrol
*kctl
= ctl_find(ac97
, "External Amplifier", NULL
);
2705 set_inv_eapd(ac97
, kctl
);
2709 static int master_mute_sw_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
2711 int err
= snd_ac97_put_volsw(kcontrol
, ucontrol
);
2713 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
2714 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
2715 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
2716 unsigned short mask
;
2717 if (shift
!= rshift
)
2721 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000,
2722 (ac97
->regs
[AC97_MASTER
] & mask
) == mask
?
2728 /* ac97 tune: EAPD controls mute LED bound with the master mute */
2729 static int tune_mute_led(struct snd_ac97
*ac97
)
2731 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2734 msw
->put
= master_mute_sw_put
;
2735 snd_ac97_remove_ctl(ac97
, "External Amplifier", NULL
);
2736 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000, 0x8000); /* mute LED on */
2737 ac97
->scaps
|= AC97_SCAP_EAPD_LED
;
2741 static int hp_master_mute_sw_put(struct snd_kcontrol
*kcontrol
,
2742 struct snd_ctl_elem_value
*ucontrol
)
2744 int err
= bind_hp_volsw_put(kcontrol
, ucontrol
);
2746 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
2747 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
2748 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
2749 unsigned short mask
;
2750 if (shift
!= rshift
)
2754 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000,
2755 (ac97
->regs
[AC97_MASTER
] & mask
) == mask
?
2761 static int tune_hp_mute_led(struct snd_ac97
*ac97
)
2763 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2764 struct snd_kcontrol
*mvol
= ctl_find(ac97
, "Master Playback Volume", NULL
);
2765 if (! msw
|| ! mvol
)
2767 msw
->put
= hp_master_mute_sw_put
;
2768 mvol
->put
= bind_hp_volsw_put
;
2769 snd_ac97_remove_ctl(ac97
, "External Amplifier", NULL
);
2770 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Switch");
2771 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Volume");
2772 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000, 0x8000); /* mute LED on */
2776 struct quirk_table
{
2778 int (*func
)(struct snd_ac97
*);
2781 static struct quirk_table applicable_quirks
[] = {
2783 { "hp_only", tune_hp_only
},
2784 { "swap_hp", tune_swap_hp
},
2785 { "swap_surround", tune_swap_surround
},
2786 { "ad_sharing", tune_ad_sharing
},
2787 { "alc_jack", tune_alc_jack
},
2788 { "inv_eapd", tune_inv_eapd
},
2789 { "mute_led", tune_mute_led
},
2790 { "hp_mute_led", tune_hp_mute_led
},
2793 /* apply the quirk with the given type */
2794 static int apply_quirk(struct snd_ac97
*ac97
, int type
)
2798 else if (type
>= ARRAY_SIZE(applicable_quirks
))
2800 if (applicable_quirks
[type
].func
)
2801 return applicable_quirks
[type
].func(ac97
);
2805 /* apply the quirk with the given name */
2806 static int apply_quirk_str(struct snd_ac97
*ac97
, const char *typestr
)
2809 struct quirk_table
*q
;
2811 for (i
= 0; i
< ARRAY_SIZE(applicable_quirks
); i
++) {
2812 q
= &applicable_quirks
[i
];
2813 if (q
->name
&& ! strcmp(typestr
, q
->name
))
2814 return apply_quirk(ac97
, i
);
2816 /* for compatibility, accept the numbers, too */
2817 if (*typestr
>= '0' && *typestr
<= '9')
2818 return apply_quirk(ac97
, (int)simple_strtoul(typestr
, NULL
, 10));
2823 * snd_ac97_tune_hardware - tune up the hardware
2824 * @ac97: the ac97 instance
2825 * @quirk: quirk list
2826 * @override: explicit quirk value (overrides the list if non-NULL)
2828 * Do some workaround for each pci device, such as renaming of the
2829 * headphone (true line-out) control as "Master".
2830 * The quirk-list must be terminated with a zero-filled entry.
2832 * Returns zero if successful, or a negative error code on failure.
2835 int snd_ac97_tune_hardware(struct snd_ac97
*ac97
, struct ac97_quirk
*quirk
, const char *override
)
2839 /* quirk overriden? */
2840 if (override
&& strcmp(override
, "-1") && strcmp(override
, "default")) {
2841 result
= apply_quirk_str(ac97
, override
);
2843 snd_printk(KERN_ERR
"applying quirk type %s failed (%d)\n", override
, result
);
2850 for (; quirk
->subvendor
; quirk
++) {
2851 if (quirk
->subvendor
!= ac97
->subsystem_vendor
)
2853 if ((! quirk
->mask
&& quirk
->subdevice
== ac97
->subsystem_device
) ||
2854 quirk
->subdevice
== (quirk
->mask
& ac97
->subsystem_device
)) {
2855 if (quirk
->codec_id
&& quirk
->codec_id
!= ac97
->id
)
2857 snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk
->name
, ac97
->subsystem_vendor
, ac97
->subsystem_device
);
2858 result
= apply_quirk(ac97
, quirk
->type
);
2860 snd_printk(KERN_ERR
"applying quirk type %d for %s failed (%d)\n", quirk
->type
, quirk
->name
, result
);
2867 EXPORT_SYMBOL(snd_ac97_tune_hardware
);
2873 static int __init
alsa_ac97_init(void)
2878 static void __exit
alsa_ac97_exit(void)
2882 module_init(alsa_ac97_init
)
2883 module_exit(alsa_ac97_exit
)