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>
38 #include "ac97_local.h"
40 #include "ac97_patch.h"
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_ad1985
, 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, "CMI9761", patch_cm9761
, NULL
},
133 { 0x434d4982, 0xffffffff, "CMI9761", patch_cm9761
, NULL
},
134 { 0x434d4983, 0xffffffff, "CMI9761", 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 { 0x44543031, 0xfffffff0, "DT0398", NULL
, NULL
},
147 { 0x454d4328, 0xffffffff, "EM28028", NULL
, NULL
}, // same as TR28028?
148 { 0x45838308, 0xffffffff, "ESS1988", NULL
, NULL
},
149 { 0x48525300, 0xffffff00, "HMP9701", NULL
, NULL
},
150 { 0x49434501, 0xffffffff, "ICE1230", NULL
, NULL
},
151 { 0x49434511, 0xffffffff, "ICE1232", NULL
, NULL
}, // alias VIA VT1611A?
152 { 0x49434514, 0xffffffff, "ICE1232A", NULL
, NULL
},
153 { 0x49434551, 0xffffffff, "VT1616", patch_vt1616
, NULL
},
154 { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616
, NULL
}, // VT1616 compatible (chipset integrated)
155 { 0x49544520, 0xffffffff, "IT2226E", NULL
, NULL
},
156 { 0x49544561, 0xffffffff, "IT2646E", patch_it2646
, NULL
},
157 { 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL
, NULL
}, // only guess --jk
158 { 0x4e534331, 0xffffffff, "LM4549", NULL
, NULL
},
159 { 0x4e534350, 0xffffffff, "LM4550", patch_lm4550
, NULL
}, // volume wrap fix
160 { 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400
, NULL
},
161 { 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036
, mpatch_si3036
, AC97_MODEM_PATCH
},
162 { 0x54524102, 0xffffffff, "TR28022", NULL
, NULL
},
163 { 0x54524106, 0xffffffff, "TR28026", NULL
, NULL
},
164 { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028
, NULL
}, // added by xin jin [07/09/99]
165 { 0x54524123, 0xffffffff, "TR28602", NULL
, NULL
}, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
166 { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL
, NULL
},
167 { 0x56494161, 0xffffffff, "VIA1612A", NULL
, NULL
}, // modified ICE1232 with S/PDIF
168 { 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a
, NULL
}, // modified VT1616 with S/PDIF
169 { 0x56494182, 0xffffffff, "VIA1618", NULL
, NULL
},
170 { 0x57454301, 0xffffffff, "W83971D", NULL
, NULL
},
171 { 0x574d4c00, 0xffffffff, "WM9701A", NULL
, NULL
},
172 { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03
, NULL
},
173 { 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04
, NULL
},
174 { 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05
, NULL
},
175 { 0x574d4C09, 0xffffffff, "WM9709", NULL
, NULL
},
176 { 0x574d4C12, 0xffffffff, "WM9711,WM9712", patch_wolfson11
, NULL
},
177 { 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13
, NULL
, AC97_DEFAULT_POWER_OFF
},
178 { 0x594d4800, 0xffffffff, "YMF743", NULL
, NULL
},
179 { 0x594d4802, 0xffffffff, "YMF752", NULL
, NULL
},
180 { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753
, NULL
},
181 { 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700
, NULL
},
182 { 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL
, NULL
},
183 { 0x83847605, 0xffffffff, "STAC9704", NULL
, NULL
},
184 { 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708
, NULL
},
185 { 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721
, NULL
},
186 { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744
, NULL
},
187 { 0x83847650, 0xffffffff, "STAC9750,51", NULL
, NULL
}, // patch?
188 { 0x83847652, 0xffffffff, "STAC9752,53", NULL
, NULL
}, // patch?
189 { 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756
, NULL
},
190 { 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758
, NULL
},
191 { 0x83847666, 0xffffffff, "STAC9766,67", NULL
, NULL
}, // patch?
192 { 0, 0, NULL
, NULL
, NULL
}
196 static void update_power_regs(struct snd_ac97
*ac97
);
202 static int snd_ac97_valid_reg(struct snd_ac97
*ac97
, unsigned short reg
)
204 /* filter some registers for buggy codecs */
208 if (reg
<= 0x1c || reg
== 0x20 || reg
== 0x26 || reg
>= 0x7c)
211 case AC97_ID_AD1819
: /* AD1819 */
212 case AC97_ID_AD1881
: /* AD1881 */
213 case AC97_ID_AD1881A
: /* AD1881A */
214 if (reg
>= 0x3a && reg
<= 0x6e) /* 0x59 */
217 case AC97_ID_AD1885
: /* AD1885 */
218 case AC97_ID_AD1886
: /* AD1886 */
219 case AC97_ID_AD1886A
: /* AD1886A - !!verify!! --jk */
220 case AC97_ID_AD1887
: /* AD1887 - !!verify!! --jk */
223 if (reg
>= 0x3c && reg
<= 0x6e) /* 0x59 */
226 case AC97_ID_STAC9700
:
227 case AC97_ID_STAC9704
:
228 case AC97_ID_STAC9705
:
229 case AC97_ID_STAC9708
:
230 case AC97_ID_STAC9721
:
231 case AC97_ID_STAC9744
:
232 case AC97_ID_STAC9756
:
233 if (reg
<= 0x3a || reg
>= 0x5a)
241 * snd_ac97_write - write a value on the given register
242 * @ac97: the ac97 instance
243 * @reg: the register to change
244 * @value: the value to set
246 * Writes a value on the given register. This will invoke the write
247 * callback directly after the register check.
248 * This function doesn't change the register cache unlike
249 * #snd_ca97_write_cache(), so use this only when you don't want to
250 * reflect the change to the suspend/resume state.
252 void snd_ac97_write(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
254 if (!snd_ac97_valid_reg(ac97
, reg
))
256 if ((ac97
->id
& 0xffffff00) == AC97_ID_ALC100
) {
257 /* Fix H/W bug of ALC100/100P */
258 if (reg
== AC97_MASTER
|| reg
== AC97_HEADPHONE
)
259 ac97
->bus
->ops
->write(ac97
, AC97_RESET
, 0); /* reset audio codec */
261 ac97
->bus
->ops
->write(ac97
, reg
, value
);
264 EXPORT_SYMBOL(snd_ac97_write
);
267 * snd_ac97_read - read a value from the given register
269 * @ac97: the ac97 instance
270 * @reg: the register to read
272 * Reads a value from the given register. This will invoke the read
273 * callback directly after the register check.
275 * Returns the read value.
277 unsigned short snd_ac97_read(struct snd_ac97
*ac97
, unsigned short reg
)
279 if (!snd_ac97_valid_reg(ac97
, reg
))
281 return ac97
->bus
->ops
->read(ac97
, reg
);
284 /* read a register - return the cached value if already read */
285 static inline unsigned short snd_ac97_read_cache(struct snd_ac97
*ac97
, unsigned short reg
)
287 if (! test_bit(reg
, ac97
->reg_accessed
)) {
288 ac97
->regs
[reg
] = ac97
->bus
->ops
->read(ac97
, reg
);
289 // set_bit(reg, ac97->reg_accessed);
291 return ac97
->regs
[reg
];
294 EXPORT_SYMBOL(snd_ac97_read
);
297 * snd_ac97_write_cache - write a value on the given register and update the cache
298 * @ac97: the ac97 instance
299 * @reg: the register to change
300 * @value: the value to set
302 * Writes a value on the given register and updates the register
303 * cache. The cached values are used for the cached-read and the
306 void snd_ac97_write_cache(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
308 if (!snd_ac97_valid_reg(ac97
, reg
))
310 mutex_lock(&ac97
->reg_mutex
);
311 ac97
->regs
[reg
] = value
;
312 ac97
->bus
->ops
->write(ac97
, reg
, value
);
313 set_bit(reg
, ac97
->reg_accessed
);
314 mutex_unlock(&ac97
->reg_mutex
);
317 EXPORT_SYMBOL(snd_ac97_write_cache
);
320 * snd_ac97_update - update the value on the given register
321 * @ac97: the ac97 instance
322 * @reg: the register to change
323 * @value: the value to set
325 * Compares the value with the register cache and updates the value
326 * only when the value is changed.
328 * Returns 1 if the value is changed, 0 if no change, or a negative
331 int snd_ac97_update(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
335 if (!snd_ac97_valid_reg(ac97
, reg
))
337 mutex_lock(&ac97
->reg_mutex
);
338 change
= ac97
->regs
[reg
] != value
;
340 ac97
->regs
[reg
] = value
;
341 ac97
->bus
->ops
->write(ac97
, reg
, value
);
343 set_bit(reg
, ac97
->reg_accessed
);
344 mutex_unlock(&ac97
->reg_mutex
);
348 EXPORT_SYMBOL(snd_ac97_update
);
351 * snd_ac97_update_bits - update the bits on the given register
352 * @ac97: the ac97 instance
353 * @reg: the register to change
354 * @mask: the bit-mask to change
355 * @value: the value to set
357 * Updates the masked-bits on the given register only when the value
360 * Returns 1 if the bits are changed, 0 if no change, or a negative
363 int snd_ac97_update_bits(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short mask
, unsigned short value
)
367 if (!snd_ac97_valid_reg(ac97
, reg
))
369 mutex_lock(&ac97
->reg_mutex
);
370 change
= snd_ac97_update_bits_nolock(ac97
, reg
, mask
, value
);
371 mutex_unlock(&ac97
->reg_mutex
);
375 EXPORT_SYMBOL(snd_ac97_update_bits
);
377 /* no lock version - see snd_ac97_updat_bits() */
378 int snd_ac97_update_bits_nolock(struct snd_ac97
*ac97
, unsigned short reg
,
379 unsigned short mask
, unsigned short value
)
382 unsigned short old
, new;
384 old
= snd_ac97_read_cache(ac97
, reg
);
385 new = (old
& ~mask
) | value
;
388 ac97
->regs
[reg
] = new;
389 ac97
->bus
->ops
->write(ac97
, reg
, new);
391 set_bit(reg
, ac97
->reg_accessed
);
395 static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97
*ac97
, int codec
, unsigned short mask
, unsigned short value
)
398 unsigned short old
, new, cfg
;
400 mutex_lock(&ac97
->page_mutex
);
401 old
= ac97
->spec
.ad18xx
.pcmreg
[codec
];
402 new = (old
& ~mask
) | value
;
405 mutex_lock(&ac97
->reg_mutex
);
406 cfg
= snd_ac97_read_cache(ac97
, AC97_AD_SERIAL_CFG
);
407 ac97
->spec
.ad18xx
.pcmreg
[codec
] = new;
408 /* select single codec */
409 ac97
->bus
->ops
->write(ac97
, AC97_AD_SERIAL_CFG
,
411 ac97
->spec
.ad18xx
.unchained
[codec
] | ac97
->spec
.ad18xx
.chained
[codec
]);
412 /* update PCM bits */
413 ac97
->bus
->ops
->write(ac97
, AC97_PCM
, new);
414 /* select all codecs */
415 ac97
->bus
->ops
->write(ac97
, AC97_AD_SERIAL_CFG
,
417 mutex_unlock(&ac97
->reg_mutex
);
419 mutex_unlock(&ac97
->page_mutex
);
427 int snd_ac97_info_enum_double(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
429 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
431 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
432 uinfo
->count
= e
->shift_l
== e
->shift_r
? 1 : 2;
433 uinfo
->value
.enumerated
.items
= e
->mask
;
435 if (uinfo
->value
.enumerated
.item
> e
->mask
- 1)
436 uinfo
->value
.enumerated
.item
= e
->mask
- 1;
437 strcpy(uinfo
->value
.enumerated
.name
, e
->texts
[uinfo
->value
.enumerated
.item
]);
441 int snd_ac97_get_enum_double(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
443 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
444 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
445 unsigned short val
, bitmask
;
447 for (bitmask
= 1; bitmask
< e
->mask
; bitmask
<<= 1)
449 val
= snd_ac97_read_cache(ac97
, e
->reg
);
450 ucontrol
->value
.enumerated
.item
[0] = (val
>> e
->shift_l
) & (bitmask
- 1);
451 if (e
->shift_l
!= e
->shift_r
)
452 ucontrol
->value
.enumerated
.item
[1] = (val
>> e
->shift_r
) & (bitmask
- 1);
457 int snd_ac97_put_enum_double(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
459 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
460 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
462 unsigned short mask
, bitmask
;
464 for (bitmask
= 1; bitmask
< e
->mask
; bitmask
<<= 1)
466 if (ucontrol
->value
.enumerated
.item
[0] > e
->mask
- 1)
468 val
= ucontrol
->value
.enumerated
.item
[0] << e
->shift_l
;
469 mask
= (bitmask
- 1) << e
->shift_l
;
470 if (e
->shift_l
!= e
->shift_r
) {
471 if (ucontrol
->value
.enumerated
.item
[1] > e
->mask
- 1)
473 val
|= ucontrol
->value
.enumerated
.item
[1] << e
->shift_r
;
474 mask
|= (bitmask
- 1) << e
->shift_r
;
476 return snd_ac97_update_bits(ac97
, e
->reg
, mask
, val
);
479 /* save/restore ac97 v2.3 paging */
480 static int snd_ac97_page_save(struct snd_ac97
*ac97
, int reg
, struct snd_kcontrol
*kcontrol
)
483 if ((kcontrol
->private_value
& (1<<25)) &&
484 (ac97
->ext_id
& AC97_EI_REV_MASK
) >= AC97_EI_REV_23
&&
485 (reg
>= 0x60 && reg
< 0x70)) {
486 unsigned short page
= (kcontrol
->private_value
>> 26) & 0x0f;
487 mutex_lock(&ac97
->page_mutex
); /* lock paging */
488 page_save
= snd_ac97_read(ac97
, AC97_INT_PAGING
) & AC97_PAGE_MASK
;
489 snd_ac97_update_bits(ac97
, AC97_INT_PAGING
, AC97_PAGE_MASK
, page
);
494 static void snd_ac97_page_restore(struct snd_ac97
*ac97
, int page_save
)
496 if (page_save
>= 0) {
497 snd_ac97_update_bits(ac97
, AC97_INT_PAGING
, AC97_PAGE_MASK
, page_save
);
498 mutex_unlock(&ac97
->page_mutex
); /* unlock paging */
502 /* volume and switch controls */
503 int snd_ac97_info_volsw(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
505 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
506 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
507 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
509 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
510 uinfo
->count
= shift
== rshift
? 1 : 2;
511 uinfo
->value
.integer
.min
= 0;
512 uinfo
->value
.integer
.max
= mask
;
516 int snd_ac97_get_volsw(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
518 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
519 int reg
= kcontrol
->private_value
& 0xff;
520 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
521 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
522 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
523 int invert
= (kcontrol
->private_value
>> 24) & 0x01;
526 page_save
= snd_ac97_page_save(ac97
, reg
, kcontrol
);
527 ucontrol
->value
.integer
.value
[0] = (snd_ac97_read_cache(ac97
, reg
) >> shift
) & mask
;
529 ucontrol
->value
.integer
.value
[1] = (snd_ac97_read_cache(ac97
, reg
) >> rshift
) & mask
;
531 ucontrol
->value
.integer
.value
[0] = mask
- ucontrol
->value
.integer
.value
[0];
533 ucontrol
->value
.integer
.value
[1] = mask
- ucontrol
->value
.integer
.value
[1];
535 snd_ac97_page_restore(ac97
, page_save
);
539 int snd_ac97_put_volsw(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
541 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
542 int reg
= kcontrol
->private_value
& 0xff;
543 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
544 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
545 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
546 int invert
= (kcontrol
->private_value
>> 24) & 0x01;
548 unsigned short val
, val2
, val_mask
;
550 page_save
= snd_ac97_page_save(ac97
, reg
, kcontrol
);
551 val
= (ucontrol
->value
.integer
.value
[0] & mask
);
554 val_mask
= mask
<< shift
;
556 if (shift
!= rshift
) {
557 val2
= (ucontrol
->value
.integer
.value
[1] & mask
);
560 val_mask
|= mask
<< rshift
;
561 val
|= val2
<< rshift
;
563 err
= snd_ac97_update_bits(ac97
, reg
, val_mask
, val
);
564 snd_ac97_page_restore(ac97
, page_save
);
565 #ifdef CONFIG_SND_AC97_POWER_SAVE
566 /* check analog mixer power-down */
567 if ((val_mask
& 0x8000) &&
568 (kcontrol
->private_value
& (1<<30))) {
570 ac97
->power_up
&= ~(1 << (reg
>>1));
572 ac97
->power_up
|= 1 << (reg
>>1);
573 update_power_regs(ac97
);
579 static const struct snd_kcontrol_new snd_ac97_controls_master_mono
[2] = {
580 AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO
, 15, 1, 1),
581 AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO
, 0, 31, 1)
584 static const struct snd_kcontrol_new snd_ac97_controls_tone
[2] = {
585 AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE
, 8, 15, 1),
586 AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE
, 0, 15, 1)
589 static const struct snd_kcontrol_new snd_ac97_controls_pc_beep
[2] = {
590 AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP
, 15, 1, 1),
591 AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP
, 1, 15, 1)
594 static const struct snd_kcontrol_new snd_ac97_controls_mic_boost
=
595 AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC
, 6, 1, 0);
598 static const char* std_rec_sel
[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"};
599 static const char* std_3d_path
[] = {"pre 3D", "post 3D"};
600 static const char* std_mix
[] = {"Mix", "Mic"};
601 static const char* std_mic
[] = {"Mic1", "Mic2"};
603 static const struct ac97_enum std_enum
[] = {
604 AC97_ENUM_DOUBLE(AC97_REC_SEL
, 8, 0, 8, std_rec_sel
),
605 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 15, 2, std_3d_path
),
606 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 9, 2, std_mix
),
607 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 8, 2, std_mic
),
610 static const struct snd_kcontrol_new snd_ac97_control_capture_src
=
611 AC97_ENUM("Capture Source", std_enum
[0]);
613 static const struct snd_kcontrol_new snd_ac97_control_capture_vol
=
614 AC97_DOUBLE("Capture Volume", AC97_REC_GAIN
, 8, 0, 15, 0);
616 static const struct snd_kcontrol_new snd_ac97_controls_mic_capture
[2] = {
617 AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC
, 15, 1, 1),
618 AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC
, 0, 15, 0)
622 AC97_GENERAL_PCM_OUT
= 0,
623 AC97_GENERAL_STEREO_ENHANCEMENT
,
625 AC97_GENERAL_LOUDNESS
,
628 AC97_GENERAL_LOOPBACK
631 static const struct snd_kcontrol_new snd_ac97_controls_general
[7] = {
632 AC97_ENUM("PCM Out Path & Mute", std_enum
[1]),
633 AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE
, 14, 1, 0),
634 AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE
, 13, 1, 0),
635 AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE
, 12, 1, 0),
636 AC97_ENUM("Mono Output Select", std_enum
[2]),
637 AC97_ENUM("Mic Select", std_enum
[3]),
638 AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE
, 7, 1, 0)
641 const struct snd_kcontrol_new snd_ac97_controls_3d
[2] = {
642 AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL
, 8, 15, 0),
643 AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL
, 0, 15, 0)
646 static const struct snd_kcontrol_new snd_ac97_controls_center
[2] = {
647 AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER
, 7, 1, 1),
648 AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER
, 0, 31, 1)
651 static const struct snd_kcontrol_new snd_ac97_controls_lfe
[2] = {
652 AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER
, 15, 1, 1),
653 AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER
, 8, 31, 1)
656 static const struct snd_kcontrol_new snd_ac97_control_eapd
=
657 AC97_SINGLE("External Amplifier", AC97_POWERDOWN
, 15, 1, 1);
659 static const struct snd_kcontrol_new snd_ac97_controls_modem_switches
[2] = {
660 AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS
, 0, 1, 0),
661 AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS
, 2, 1, 0)
664 /* change the existing EAPD control as inverted */
665 static void set_inv_eapd(struct snd_ac97
*ac97
, struct snd_kcontrol
*kctl
)
667 kctl
->private_value
= AC97_SINGLE_VALUE(AC97_POWERDOWN
, 15, 1, 0);
668 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, (1<<15), (1<<15)); /* EAPD up */
669 ac97
->scaps
|= AC97_SCAP_INV_EAPD
;
672 static int snd_ac97_spdif_mask_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
674 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
679 static int snd_ac97_spdif_cmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
681 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
682 IEC958_AES0_NONAUDIO
|
683 IEC958_AES0_CON_EMPHASIS_5015
|
684 IEC958_AES0_CON_NOT_COPYRIGHT
;
685 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
686 IEC958_AES1_CON_ORIGINAL
;
687 ucontrol
->value
.iec958
.status
[3] = IEC958_AES3_CON_FS
;
691 static int snd_ac97_spdif_pmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
693 /* FIXME: AC'97 spec doesn't say which bits are used for what */
694 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
695 IEC958_AES0_NONAUDIO
|
697 IEC958_AES0_PRO_EMPHASIS_5015
;
701 static int snd_ac97_spdif_default_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
703 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
705 mutex_lock(&ac97
->reg_mutex
);
706 ucontrol
->value
.iec958
.status
[0] = ac97
->spdif_status
& 0xff;
707 ucontrol
->value
.iec958
.status
[1] = (ac97
->spdif_status
>> 8) & 0xff;
708 ucontrol
->value
.iec958
.status
[2] = (ac97
->spdif_status
>> 16) & 0xff;
709 ucontrol
->value
.iec958
.status
[3] = (ac97
->spdif_status
>> 24) & 0xff;
710 mutex_unlock(&ac97
->reg_mutex
);
714 static int snd_ac97_spdif_default_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
716 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
717 unsigned int new = 0;
718 unsigned short val
= 0;
721 new = val
= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_PROFESSIONAL
|IEC958_AES0_NONAUDIO
);
722 if (ucontrol
->value
.iec958
.status
[0] & IEC958_AES0_PROFESSIONAL
) {
723 new |= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_PRO_FS
|IEC958_AES0_PRO_EMPHASIS_5015
);
724 switch (new & IEC958_AES0_PRO_FS
) {
725 case IEC958_AES0_PRO_FS_44100
: val
|= 0<<12; break;
726 case IEC958_AES0_PRO_FS_48000
: val
|= 2<<12; break;
727 case IEC958_AES0_PRO_FS_32000
: val
|= 3<<12; break;
728 default: val
|= 1<<12; break;
730 if ((new & IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
733 new |= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_CON_EMPHASIS_5015
|IEC958_AES0_CON_NOT_COPYRIGHT
);
734 new |= ((ucontrol
->value
.iec958
.status
[1] & (IEC958_AES1_CON_CATEGORY
|IEC958_AES1_CON_ORIGINAL
)) << 8);
735 new |= ((ucontrol
->value
.iec958
.status
[3] & IEC958_AES3_CON_FS
) << 24);
736 if ((new & IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
738 if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT
))
740 val
|= ((new >> 8) & 0xff) << 4; // category + original
741 switch ((new >> 24) & 0xff) {
742 case IEC958_AES3_CON_FS_44100
: val
|= 0<<12; break;
743 case IEC958_AES3_CON_FS_48000
: val
|= 2<<12; break;
744 case IEC958_AES3_CON_FS_32000
: val
|= 3<<12; break;
745 default: val
|= 1<<12; break;
749 mutex_lock(&ac97
->reg_mutex
);
750 change
= ac97
->spdif_status
!= new;
751 ac97
->spdif_status
= new;
753 if (ac97
->flags
& AC97_CS_SPDIF
) {
754 int x
= (val
>> 12) & 0x03;
756 case 0: x
= 1; break; // 44.1
757 case 2: x
= 0; break; // 48.0
758 default: x
= 0; break; // illegal.
760 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_CSR_SPDIF
, 0x3fff, ((val
& 0xcfff) | (x
<< 12)));
761 } else if (ac97
->flags
& AC97_CX_SPDIF
) {
763 v
= new & (IEC958_AES0_CON_EMPHASIS_5015
|IEC958_AES0_CON_NOT_COPYRIGHT
) ? 0 : AC97_CXR_COPYRGT
;
764 v
|= new & IEC958_AES0_NONAUDIO
? AC97_CXR_SPDIF_AC3
: AC97_CXR_SPDIF_PCM
;
765 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_CXR_AUDIO_MISC
,
766 AC97_CXR_SPDIF_MASK
| AC97_CXR_COPYRGT
,
769 unsigned short extst
= snd_ac97_read_cache(ac97
, AC97_EXTENDED_STATUS
);
770 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0); /* turn off */
772 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_SPDIF
, 0x3fff, val
);
773 if (extst
& AC97_EA_SPDIF
) {
774 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
777 mutex_unlock(&ac97
->reg_mutex
);
782 static int snd_ac97_put_spsa(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
784 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
785 int reg
= kcontrol
->private_value
& 0xff;
786 int shift
= (kcontrol
->private_value
>> 8) & 0xff;
787 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
788 // int invert = (kcontrol->private_value >> 24) & 0xff;
789 unsigned short value
, old
, new;
792 value
= (ucontrol
->value
.integer
.value
[0] & mask
);
794 mutex_lock(&ac97
->reg_mutex
);
797 old
= snd_ac97_read_cache(ac97
, reg
);
798 new = (old
& ~mask
) | value
;
802 unsigned short extst
= snd_ac97_read_cache(ac97
, AC97_EXTENDED_STATUS
);
803 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0); /* turn off */
804 change
= snd_ac97_update_bits_nolock(ac97
, reg
, mask
, value
);
805 if (extst
& AC97_EA_SPDIF
)
806 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
808 mutex_unlock(&ac97
->reg_mutex
);
812 const struct snd_kcontrol_new snd_ac97_controls_spdif
[5] = {
814 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
815 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
816 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
817 .info
= snd_ac97_spdif_mask_info
,
818 .get
= snd_ac97_spdif_cmask_get
,
821 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
822 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
823 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
824 .info
= snd_ac97_spdif_mask_info
,
825 .get
= snd_ac97_spdif_pmask_get
,
828 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
829 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
830 .info
= snd_ac97_spdif_mask_info
,
831 .get
= snd_ac97_spdif_default_get
,
832 .put
= snd_ac97_spdif_default_put
,
835 AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),AC97_EXTENDED_STATUS
, 2, 1, 0),
837 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
838 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,NONE
) "AC97-SPSA",
839 .info
= snd_ac97_info_volsw
,
840 .get
= snd_ac97_get_volsw
,
841 .put
= snd_ac97_put_spsa
,
842 .private_value
= AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS
, 4, 3, 0)
846 #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \
847 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \
848 .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \
849 .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) }
851 static int snd_ac97_ad18xx_pcm_info_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
853 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
854 int mask
= (kcontrol
->private_value
>> 16) & 0x0f;
855 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
856 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
858 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
859 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
))
863 uinfo
->value
.integer
.min
= 0;
864 uinfo
->value
.integer
.max
= mask
;
868 static int snd_ac97_ad18xx_pcm_get_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
870 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
871 int codec
= kcontrol
->private_value
& 3;
872 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
873 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
874 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
876 ucontrol
->value
.integer
.value
[0] = mask
- ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> lshift
) & mask
);
877 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
))
878 ucontrol
->value
.integer
.value
[1] = mask
- ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> rshift
) & mask
);
882 static int snd_ac97_ad18xx_pcm_put_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;
889 unsigned short val
, valmask
;
891 val
= (mask
- (ucontrol
->value
.integer
.value
[0] & mask
)) << lshift
;
892 valmask
= mask
<< lshift
;
893 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
)) {
894 val
|= (mask
- (ucontrol
->value
.integer
.value
[1] & mask
)) << rshift
;
895 valmask
|= mask
<< rshift
;
897 return snd_ac97_ad18xx_update_pcm_bits(ac97
, codec
, valmask
, val
);
900 #define AD18XX_PCM_VOLUME(xname, codec) \
901 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \
902 .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \
903 .private_value = codec }
905 static int snd_ac97_ad18xx_pcm_info_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
907 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
909 uinfo
->value
.integer
.min
= 0;
910 uinfo
->value
.integer
.max
= 31;
914 static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
916 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
917 int codec
= kcontrol
->private_value
& 3;
919 mutex_lock(&ac97
->page_mutex
);
920 ucontrol
->value
.integer
.value
[0] = 31 - ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> 0) & 31);
921 ucontrol
->value
.integer
.value
[1] = 31 - ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> 8) & 31);
922 mutex_unlock(&ac97
->page_mutex
);
926 static int snd_ac97_ad18xx_pcm_put_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
928 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
929 int codec
= kcontrol
->private_value
& 3;
930 unsigned short val1
, val2
;
932 val1
= 31 - (ucontrol
->value
.integer
.value
[0] & 31);
933 val2
= 31 - (ucontrol
->value
.integer
.value
[1] & 31);
934 return snd_ac97_ad18xx_update_pcm_bits(ac97
, codec
, 0x1f1f, (val1
<< 8) | val2
);
937 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_pcm
[2] = {
938 AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1),
939 AD18XX_PCM_VOLUME("PCM Playback Volume", 0)
942 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_surround
[2] = {
943 AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1),
944 AD18XX_PCM_VOLUME("Surround Playback Volume", 1)
947 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_center
[2] = {
948 AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1),
949 AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31)
952 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_lfe
[2] = {
953 AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1),
954 AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31)
961 static void snd_ac97_powerdown(struct snd_ac97
*ac97
);
963 static int snd_ac97_bus_free(struct snd_ac97_bus
*bus
)
966 snd_ac97_bus_proc_done(bus
);
968 if (bus
->private_free
)
969 bus
->private_free(bus
);
975 static int snd_ac97_bus_dev_free(struct snd_device
*device
)
977 struct snd_ac97_bus
*bus
= device
->device_data
;
978 return snd_ac97_bus_free(bus
);
981 static int snd_ac97_free(struct snd_ac97
*ac97
)
984 #ifdef CONFIG_SND_AC97_POWER_SAVE
985 if (ac97
->power_workq
)
986 destroy_workqueue(ac97
->power_workq
);
988 snd_ac97_proc_done(ac97
);
990 ac97
->bus
->codec
[ac97
->num
] = NULL
;
991 if (ac97
->private_free
)
992 ac97
->private_free(ac97
);
998 static int snd_ac97_dev_free(struct snd_device
*device
)
1000 struct snd_ac97
*ac97
= device
->device_data
;
1001 snd_ac97_powerdown(ac97
); /* for avoiding click noises during shut down */
1002 return snd_ac97_free(ac97
);
1005 static int snd_ac97_try_volume_mix(struct snd_ac97
* ac97
, int reg
)
1007 unsigned short val
, mask
= 0x8000;
1009 if (! snd_ac97_valid_reg(ac97
, reg
))
1013 case AC97_MASTER_TONE
:
1014 return ac97
->caps
& 0x04 ? 1 : 0;
1015 case AC97_HEADPHONE
:
1016 return ac97
->caps
& 0x10 ? 1 : 0;
1017 case AC97_REC_GAIN_MIC
:
1018 return ac97
->caps
& 0x01 ? 1 : 0;
1019 case AC97_3D_CONTROL
:
1020 if (ac97
->caps
& 0x7c00) {
1021 val
= snd_ac97_read(ac97
, reg
);
1022 /* if nonzero - fixed and we can't set it */
1026 case AC97_CENTER_LFE_MASTER
: /* center */
1027 if ((ac97
->ext_id
& AC97_EI_CDAC
) == 0)
1030 case AC97_CENTER_LFE_MASTER
+1: /* lfe */
1031 if ((ac97
->ext_id
& AC97_EI_LDAC
) == 0)
1033 reg
= AC97_CENTER_LFE_MASTER
;
1036 case AC97_SURROUND_MASTER
:
1037 if ((ac97
->ext_id
& AC97_EI_SDAC
) == 0)
1042 val
= snd_ac97_read(ac97
, reg
);
1043 if (!(val
& mask
)) {
1044 /* nothing seems to be here - mute flag is not set */
1045 /* try another test */
1046 snd_ac97_write_cache(ac97
, reg
, val
| mask
);
1047 val
= snd_ac97_read(ac97
, reg
);
1048 val
= snd_ac97_read(ac97
, reg
);
1050 return 0; /* nothing here */
1052 return 1; /* success, useable */
1055 static void check_volume_resolution(struct snd_ac97
*ac97
, int reg
, unsigned char *lo_max
, unsigned char *hi_max
)
1057 unsigned short cbit
[3] = { 0x20, 0x10, 0x01 };
1058 unsigned char max
[3] = { 63, 31, 15 };
1061 /* first look up the static resolution table */
1062 if (ac97
->res_table
) {
1063 const struct snd_ac97_res_table
*tbl
;
1064 for (tbl
= ac97
->res_table
; tbl
->reg
; tbl
++) {
1065 if (tbl
->reg
== reg
) {
1066 *lo_max
= tbl
->bits
& 0xff;
1067 *hi_max
= (tbl
->bits
>> 8) & 0xff;
1073 *lo_max
= *hi_max
= 0;
1074 for (i
= 0 ; i
< ARRAY_SIZE(cbit
); i
++) {
1076 snd_ac97_write(ac97
, reg
, 0x8080 | cbit
[i
] | (cbit
[i
] << 8));
1077 /* Do the read twice due to buffers on some ac97 codecs.
1078 * e.g. The STAC9704 returns exactly what you wrote the the register
1079 * if you read it immediately. This causes the detect routine to fail.
1081 val
= snd_ac97_read(ac97
, reg
);
1082 val
= snd_ac97_read(ac97
, reg
);
1083 if (! *lo_max
&& (val
& 0x7f) == cbit
[i
])
1085 if (! *hi_max
&& ((val
>> 8) & 0x7f) == cbit
[i
])
1087 if (*lo_max
&& *hi_max
)
1092 int snd_ac97_try_bit(struct snd_ac97
* ac97
, int reg
, int bit
)
1094 unsigned short mask
, val
, orig
, res
;
1097 orig
= snd_ac97_read(ac97
, reg
);
1099 snd_ac97_write(ac97
, reg
, val
);
1100 res
= snd_ac97_read(ac97
, reg
);
1101 snd_ac97_write_cache(ac97
, reg
, orig
);
1105 /* check the volume resolution of center/lfe */
1106 static void snd_ac97_change_volume_params2(struct snd_ac97
* ac97
, int reg
, int shift
, unsigned char *max
)
1108 unsigned short val
, val1
;
1111 val
= 0x8080 | (0x20 << shift
);
1112 snd_ac97_write(ac97
, reg
, val
);
1113 val1
= snd_ac97_read(ac97
, reg
);
1117 /* reset volume to zero */
1118 snd_ac97_write_cache(ac97
, reg
, 0x8080);
1121 static inline int printable(unsigned int x
)
1124 if (x
< ' ' || x
>= 0x71) {
1126 return x
- 0x71 + 'A';
1132 struct snd_kcontrol
*snd_ac97_cnew(const struct snd_kcontrol_new
*_template
, struct snd_ac97
* ac97
)
1134 struct snd_kcontrol_new
template;
1135 memcpy(&template, _template
, sizeof(template));
1136 template.index
= ac97
->num
;
1137 return snd_ctl_new1(&template, ac97
);
1141 * create mute switch(es) for normal stereo controls
1143 static int snd_ac97_cmute_new_stereo(struct snd_card
*card
, char *name
, int reg
,
1144 int check_stereo
, int check_amix
,
1145 struct snd_ac97
*ac97
)
1147 struct snd_kcontrol
*kctl
;
1149 unsigned short val
, val1
, mute_mask
;
1151 if (! snd_ac97_valid_reg(ac97
, reg
))
1155 val
= snd_ac97_read(ac97
, reg
);
1156 if (check_stereo
|| (ac97
->flags
& AC97_STEREO_MUTES
)) {
1157 /* check whether both mute bits work */
1158 val1
= val
| 0x8080;
1159 snd_ac97_write(ac97
, reg
, val1
);
1160 if (val1
== snd_ac97_read(ac97
, reg
))
1163 if (mute_mask
== 0x8080) {
1164 struct snd_kcontrol_new tmp
= AC97_DOUBLE(name
, reg
, 15, 7, 1, 1);
1166 tmp
.private_value
|= (1 << 30);
1167 tmp
.index
= ac97
->num
;
1168 kctl
= snd_ctl_new1(&tmp
, ac97
);
1170 struct snd_kcontrol_new tmp
= AC97_SINGLE(name
, reg
, 15, 1, 1);
1172 tmp
.private_value
|= (1 << 30);
1173 tmp
.index
= ac97
->num
;
1174 kctl
= snd_ctl_new1(&tmp
, ac97
);
1176 err
= snd_ctl_add(card
, kctl
);
1179 /* mute as default */
1180 snd_ac97_write_cache(ac97
, reg
, val
| mute_mask
);
1185 * set dB information
1187 static DECLARE_TLV_DB_SCALE(db_scale_4bit
, -4500, 300, 0);
1188 static DECLARE_TLV_DB_SCALE(db_scale_5bit
, -4650, 150, 0);
1189 static DECLARE_TLV_DB_SCALE(db_scale_6bit
, -9450, 150, 0);
1190 static DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max
, -3450, 150, 0);
1191 static DECLARE_TLV_DB_SCALE(db_scale_rec_gain
, 0, 150, 0);
1193 static unsigned int *find_db_scale(unsigned int maxval
)
1196 case 0x0f: return db_scale_4bit
;
1197 case 0x1f: return db_scale_5bit
;
1198 case 0x3f: return db_scale_6bit
;
1203 static void set_tlv_db_scale(struct snd_kcontrol
*kctl
, unsigned int *tlv
)
1207 kctl
->vd
[0].access
|= SNDRV_CTL_ELEM_ACCESS_TLV_READ
;
1211 * create a volume for normal stereo/mono controls
1213 static int snd_ac97_cvol_new(struct snd_card
*card
, char *name
, int reg
, unsigned int lo_max
,
1214 unsigned int hi_max
, struct snd_ac97
*ac97
)
1217 struct snd_kcontrol
*kctl
;
1219 if (! snd_ac97_valid_reg(ac97
, reg
))
1223 struct snd_kcontrol_new tmp
= AC97_DOUBLE(name
, reg
, 8, 0, lo_max
, 1);
1224 tmp
.index
= ac97
->num
;
1225 kctl
= snd_ctl_new1(&tmp
, ac97
);
1228 struct snd_kcontrol_new tmp
= AC97_SINGLE(name
, reg
, 0, lo_max
, 1);
1229 tmp
.index
= ac97
->num
;
1230 kctl
= snd_ctl_new1(&tmp
, ac97
);
1232 if (reg
>= AC97_PHONE
&& reg
<= AC97_PCM
)
1233 set_tlv_db_scale(kctl
, db_scale_5bit_12db_max
);
1235 set_tlv_db_scale(kctl
, find_db_scale(lo_max
));
1236 err
= snd_ctl_add(card
, kctl
);
1239 snd_ac97_write_cache(ac97
, reg
,
1240 (snd_ac97_read(ac97
, reg
) & 0x8080) |
1241 lo_max
| (hi_max
<< 8));
1246 * create a mute-switch and a volume for normal stereo/mono controls
1248 static int snd_ac97_cmix_new_stereo(struct snd_card
*card
, const char *pfx
,
1249 int reg
, int check_stereo
, int check_amix
,
1250 struct snd_ac97
*ac97
)
1254 unsigned char lo_max
, hi_max
;
1256 if (! snd_ac97_valid_reg(ac97
, reg
))
1259 if (snd_ac97_try_bit(ac97
, reg
, 15)) {
1260 sprintf(name
, "%s Switch", pfx
);
1261 if ((err
= snd_ac97_cmute_new_stereo(card
, name
, reg
,
1262 check_stereo
, check_amix
,
1266 check_volume_resolution(ac97
, reg
, &lo_max
, &hi_max
);
1268 sprintf(name
, "%s Volume", pfx
);
1269 if ((err
= snd_ac97_cvol_new(card
, name
, reg
, lo_max
, hi_max
, ac97
)) < 0)
1275 #define snd_ac97_cmix_new(card, pfx, reg, acheck, ac97) \
1276 snd_ac97_cmix_new_stereo(card, pfx, reg, 0, acheck, ac97)
1277 #define snd_ac97_cmute_new(card, name, reg, acheck, ac97) \
1278 snd_ac97_cmute_new_stereo(card, name, reg, 0, acheck, ac97)
1280 static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97
*ac97
);
1282 static int snd_ac97_mixer_build(struct snd_ac97
* ac97
)
1284 struct snd_card
*card
= ac97
->bus
->card
;
1285 struct snd_kcontrol
*kctl
;
1290 /* build master controls */
1291 /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */
1292 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER
)) {
1293 if (ac97
->flags
& AC97_HAS_NO_MASTER_VOL
)
1294 err
= snd_ac97_cmute_new(card
, "Master Playback Switch",
1295 AC97_MASTER
, 0, ac97
);
1297 err
= snd_ac97_cmix_new(card
, "Master Playback",
1298 AC97_MASTER
, 0, ac97
);
1303 ac97
->regs
[AC97_CENTER_LFE_MASTER
] = 0x8080;
1305 /* build center controls */
1306 if ((snd_ac97_try_volume_mix(ac97
, AC97_CENTER_LFE_MASTER
))
1307 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1308 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_center
[0], ac97
))) < 0)
1310 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_center
[1], ac97
))) < 0)
1312 snd_ac97_change_volume_params2(ac97
, AC97_CENTER_LFE_MASTER
, 0, &max
);
1313 kctl
->private_value
&= ~(0xff << 16);
1314 kctl
->private_value
|= (int)max
<< 16;
1315 set_tlv_db_scale(kctl
, find_db_scale(max
));
1316 snd_ac97_write_cache(ac97
, AC97_CENTER_LFE_MASTER
, ac97
->regs
[AC97_CENTER_LFE_MASTER
] | max
);
1319 /* build LFE controls */
1320 if ((snd_ac97_try_volume_mix(ac97
, AC97_CENTER_LFE_MASTER
+1))
1321 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1322 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_lfe
[0], ac97
))) < 0)
1324 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_lfe
[1], ac97
))) < 0)
1326 snd_ac97_change_volume_params2(ac97
, AC97_CENTER_LFE_MASTER
, 8, &max
);
1327 kctl
->private_value
&= ~(0xff << 16);
1328 kctl
->private_value
|= (int)max
<< 16;
1329 set_tlv_db_scale(kctl
, find_db_scale(max
));
1330 snd_ac97_write_cache(ac97
, AC97_CENTER_LFE_MASTER
, ac97
->regs
[AC97_CENTER_LFE_MASTER
] | max
<< 8);
1333 /* build surround controls */
1334 if ((snd_ac97_try_volume_mix(ac97
, AC97_SURROUND_MASTER
))
1335 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1336 /* Surround Master (0x38) is with stereo mutes */
1337 if ((err
= snd_ac97_cmix_new_stereo(card
, "Surround Playback",
1338 AC97_SURROUND_MASTER
, 1, 0,
1343 /* build headphone controls */
1344 if (snd_ac97_try_volume_mix(ac97
, AC97_HEADPHONE
)) {
1345 if ((err
= snd_ac97_cmix_new(card
, "Headphone Playback",
1346 AC97_HEADPHONE
, 0, ac97
)) < 0)
1350 /* build master mono controls */
1351 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER_MONO
)) {
1352 if ((err
= snd_ac97_cmix_new(card
, "Master Mono Playback",
1353 AC97_MASTER_MONO
, 0, ac97
)) < 0)
1357 /* build master tone controls */
1358 if (!(ac97
->flags
& AC97_HAS_NO_TONE
)) {
1359 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER_TONE
)) {
1360 for (idx
= 0; idx
< 2; idx
++) {
1361 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_tone
[idx
], ac97
))) < 0)
1363 if (ac97
->id
== AC97_ID_YMF753
) {
1364 kctl
->private_value
&= ~(0xff << 16);
1365 kctl
->private_value
|= 7 << 16;
1368 snd_ac97_write_cache(ac97
, AC97_MASTER_TONE
, 0x0f0f);
1372 /* build PC Speaker controls */
1373 if (!(ac97
->flags
& AC97_HAS_NO_PC_BEEP
) &&
1374 ((ac97
->flags
& AC97_HAS_PC_BEEP
) ||
1375 snd_ac97_try_volume_mix(ac97
, AC97_PC_BEEP
))) {
1376 for (idx
= 0; idx
< 2; idx
++)
1377 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_pc_beep
[idx
], ac97
))) < 0)
1379 set_tlv_db_scale(kctl
, db_scale_4bit
);
1380 snd_ac97_write_cache(ac97
, AC97_PC_BEEP
,
1381 snd_ac97_read(ac97
, AC97_PC_BEEP
) | 0x801e);
1384 /* build Phone controls */
1385 if (!(ac97
->flags
& AC97_HAS_NO_PHONE
)) {
1386 if (snd_ac97_try_volume_mix(ac97
, AC97_PHONE
)) {
1387 if ((err
= snd_ac97_cmix_new(card
, "Phone Playback",
1388 AC97_PHONE
, 1, ac97
)) < 0)
1393 /* build MIC controls */
1394 if (!(ac97
->flags
& AC97_HAS_NO_MIC
)) {
1395 if (snd_ac97_try_volume_mix(ac97
, AC97_MIC
)) {
1396 if ((err
= snd_ac97_cmix_new(card
, "Mic Playback",
1397 AC97_MIC
, 1, ac97
)) < 0)
1399 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_mic_boost
, ac97
))) < 0)
1404 /* build Line controls */
1405 if (snd_ac97_try_volume_mix(ac97
, AC97_LINE
)) {
1406 if ((err
= snd_ac97_cmix_new(card
, "Line Playback",
1407 AC97_LINE
, 1, ac97
)) < 0)
1411 /* build CD controls */
1412 if (!(ac97
->flags
& AC97_HAS_NO_CD
)) {
1413 if (snd_ac97_try_volume_mix(ac97
, AC97_CD
)) {
1414 if ((err
= snd_ac97_cmix_new(card
, "CD Playback",
1415 AC97_CD
, 1, ac97
)) < 0)
1420 /* build Video controls */
1421 if (!(ac97
->flags
& AC97_HAS_NO_VIDEO
)) {
1422 if (snd_ac97_try_volume_mix(ac97
, AC97_VIDEO
)) {
1423 if ((err
= snd_ac97_cmix_new(card
, "Video Playback",
1424 AC97_VIDEO
, 1, ac97
)) < 0)
1429 /* build Aux controls */
1430 if (!(ac97
->flags
& AC97_HAS_NO_AUX
)) {
1431 if (snd_ac97_try_volume_mix(ac97
, AC97_AUX
)) {
1432 if ((err
= snd_ac97_cmix_new(card
, "Aux Playback",
1433 AC97_AUX
, 1, ac97
)) < 0)
1438 /* build PCM controls */
1439 if (ac97
->flags
& AC97_AD_MULTI
) {
1440 unsigned short init_val
;
1441 if (ac97
->flags
& AC97_STEREO_MUTES
)
1445 for (idx
= 0; idx
< 2; idx
++)
1446 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm
[idx
], ac97
))) < 0)
1448 set_tlv_db_scale(kctl
, db_scale_5bit
);
1449 ac97
->spec
.ad18xx
.pcmreg
[0] = init_val
;
1450 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
) {
1451 for (idx
= 0; idx
< 2; idx
++)
1452 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround
[idx
], ac97
))) < 0)
1454 set_tlv_db_scale(kctl
, db_scale_5bit
);
1455 ac97
->spec
.ad18xx
.pcmreg
[1] = init_val
;
1457 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
) {
1458 for (idx
= 0; idx
< 2; idx
++)
1459 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_center
[idx
], ac97
))) < 0)
1461 set_tlv_db_scale(kctl
, db_scale_5bit
);
1462 for (idx
= 0; idx
< 2; idx
++)
1463 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe
[idx
], ac97
))) < 0)
1465 set_tlv_db_scale(kctl
, db_scale_5bit
);
1466 ac97
->spec
.ad18xx
.pcmreg
[2] = init_val
;
1468 snd_ac97_write_cache(ac97
, AC97_PCM
, init_val
);
1470 if (!(ac97
->flags
& AC97_HAS_NO_STD_PCM
)) {
1471 if (ac97
->flags
& AC97_HAS_NO_PCM_VOL
)
1472 err
= snd_ac97_cmute_new(card
,
1473 "PCM Playback Switch",
1476 err
= snd_ac97_cmix_new(card
, "PCM Playback",
1483 /* build Capture controls */
1484 if (!(ac97
->flags
& AC97_HAS_NO_REC_GAIN
)) {
1485 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_control_capture_src
, ac97
))) < 0)
1487 if (snd_ac97_try_bit(ac97
, AC97_REC_GAIN
, 15)) {
1488 err
= snd_ac97_cmute_new(card
, "Capture Switch",
1489 AC97_REC_GAIN
, 0, ac97
);
1493 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_control_capture_vol
, ac97
))) < 0)
1495 set_tlv_db_scale(kctl
, db_scale_rec_gain
);
1496 snd_ac97_write_cache(ac97
, AC97_REC_SEL
, 0x0000);
1497 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x0000);
1499 /* build MIC Capture controls */
1500 if (snd_ac97_try_volume_mix(ac97
, AC97_REC_GAIN_MIC
)) {
1501 for (idx
= 0; idx
< 2; idx
++)
1502 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_mic_capture
[idx
], ac97
))) < 0)
1504 set_tlv_db_scale(kctl
, db_scale_rec_gain
);
1505 snd_ac97_write_cache(ac97
, AC97_REC_GAIN_MIC
, 0x0000);
1508 /* build PCM out path & mute control */
1509 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 15)) {
1510 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_PCM_OUT
], ac97
))) < 0)
1514 /* build Simulated Stereo Enhancement control */
1515 if (ac97
->caps
& 0x0008) {
1516 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_STEREO_ENHANCEMENT
], ac97
))) < 0)
1520 /* build 3D Stereo Enhancement control */
1521 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 13)) {
1522 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_3D
], ac97
))) < 0)
1526 /* build Loudness control */
1527 if (ac97
->caps
& 0x0020) {
1528 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_LOUDNESS
], ac97
))) < 0)
1532 /* build Mono output select control */
1533 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 9)) {
1534 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_MONO
], ac97
))) < 0)
1538 /* build Mic select control */
1539 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 8)) {
1540 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_MIC
], ac97
))) < 0)
1544 /* build ADC/DAC loopback control */
1545 if (enable_loopback
&& snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 7)) {
1546 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_LOOPBACK
], ac97
))) < 0)
1550 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, ~AC97_GP_DRSS_MASK
, 0x0000);
1552 /* build 3D controls */
1553 if (ac97
->build_ops
->build_3d
) {
1554 ac97
->build_ops
->build_3d(ac97
);
1556 if (snd_ac97_try_volume_mix(ac97
, AC97_3D_CONTROL
)) {
1559 snd_ac97_write(ac97
, AC97_3D_CONTROL
, val
);
1560 val
= snd_ac97_read(ac97
, AC97_3D_CONTROL
);
1561 val
= val
== 0x0606;
1562 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_3d
[0], ac97
))) < 0)
1565 kctl
->private_value
= AC97_3D_CONTROL
| (9 << 8) | (7 << 16);
1566 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_3d
[1], ac97
))) < 0)
1569 kctl
->private_value
= AC97_3D_CONTROL
| (1 << 8) | (7 << 16);
1570 snd_ac97_write_cache(ac97
, AC97_3D_CONTROL
, 0x0000);
1574 /* build S/PDIF controls */
1576 /* Hack for ASUS P5P800-VM, which does not indicate S/PDIF capability */
1577 if (ac97
->subsystem_vendor
== 0x1043 &&
1578 ac97
->subsystem_device
== 0x810f)
1579 ac97
->ext_id
|= AC97_EI_SPDIF
;
1581 if ((ac97
->ext_id
& AC97_EI_SPDIF
) && !(ac97
->scaps
& AC97_SCAP_NO_SPDIF
)) {
1582 if (ac97
->build_ops
->build_spdif
) {
1583 if ((err
= ac97
->build_ops
->build_spdif(ac97
)) < 0)
1586 for (idx
= 0; idx
< 5; idx
++)
1587 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_spdif
[idx
], ac97
))) < 0)
1589 if (ac97
->build_ops
->build_post_spdif
) {
1590 if ((err
= ac97
->build_ops
->build_post_spdif(ac97
)) < 0)
1593 /* set default PCM S/PDIF params */
1594 /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
1595 snd_ac97_write_cache(ac97
, AC97_SPDIF
, 0x2a20);
1596 ac97
->rates
[AC97_RATES_SPDIF
] = snd_ac97_determine_spdif_rates(ac97
);
1598 ac97
->spdif_status
= SNDRV_PCM_DEFAULT_CON_SPDIF
;
1601 /* build chip specific controls */
1602 if (ac97
->build_ops
->build_specific
)
1603 if ((err
= ac97
->build_ops
->build_specific(ac97
)) < 0)
1606 if (snd_ac97_try_bit(ac97
, AC97_POWERDOWN
, 15)) {
1607 kctl
= snd_ac97_cnew(&snd_ac97_control_eapd
, ac97
);
1610 if (ac97
->scaps
& AC97_SCAP_INV_EAPD
)
1611 set_inv_eapd(ac97
, kctl
);
1612 if ((err
= snd_ctl_add(card
, kctl
)) < 0)
1619 static int snd_ac97_modem_build(struct snd_card
*card
, struct snd_ac97
* ac97
)
1623 //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG));
1624 snd_ac97_write(ac97
, AC97_GPIO_CFG
, 0xffff & ~(AC97_GPIO_LINE1_OH
));
1625 snd_ac97_write(ac97
, AC97_GPIO_POLARITY
, 0xffff & ~(AC97_GPIO_LINE1_OH
));
1626 snd_ac97_write(ac97
, AC97_GPIO_STICKY
, 0xffff);
1627 snd_ac97_write(ac97
, AC97_GPIO_WAKEUP
, 0x0);
1628 snd_ac97_write(ac97
, AC97_MISC_AFE
, 0x0);
1630 /* build modem switches */
1631 for (idx
= 0; idx
< ARRAY_SIZE(snd_ac97_controls_modem_switches
); idx
++)
1632 if ((err
= snd_ctl_add(card
, snd_ctl_new1(&snd_ac97_controls_modem_switches
[idx
], ac97
))) < 0)
1635 /* build chip specific controls */
1636 if (ac97
->build_ops
->build_specific
)
1637 if ((err
= ac97
->build_ops
->build_specific(ac97
)) < 0)
1643 static int snd_ac97_test_rate(struct snd_ac97
*ac97
, int reg
, int shadow_reg
, int rate
)
1648 tmp
= ((unsigned int)rate
* ac97
->bus
->clock
) / 48000;
1649 snd_ac97_write_cache(ac97
, reg
, tmp
& 0xffff);
1651 snd_ac97_write_cache(ac97
, shadow_reg
, tmp
& 0xffff);
1652 val
= snd_ac97_read(ac97
, reg
);
1653 return val
== (tmp
& 0xffff);
1656 static void snd_ac97_determine_rates(struct snd_ac97
*ac97
, int reg
, int shadow_reg
, unsigned int *r_result
)
1658 unsigned int result
= 0;
1659 unsigned short saved
;
1661 if (ac97
->bus
->no_vra
) {
1662 *r_result
= SNDRV_PCM_RATE_48000
;
1663 if ((ac97
->flags
& AC97_DOUBLE_RATE
) &&
1664 reg
== AC97_PCM_FRONT_DAC_RATE
)
1665 *r_result
|= SNDRV_PCM_RATE_96000
;
1669 saved
= snd_ac97_read(ac97
, reg
);
1670 if ((ac97
->ext_id
& AC97_EI_DRA
) && reg
== AC97_PCM_FRONT_DAC_RATE
)
1671 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1673 /* test a non-standard rate */
1674 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 11000))
1675 result
|= SNDRV_PCM_RATE_CONTINUOUS
;
1676 /* let's try to obtain standard rates */
1677 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 8000))
1678 result
|= SNDRV_PCM_RATE_8000
;
1679 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 11025))
1680 result
|= SNDRV_PCM_RATE_11025
;
1681 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 16000))
1682 result
|= SNDRV_PCM_RATE_16000
;
1683 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 22050))
1684 result
|= SNDRV_PCM_RATE_22050
;
1685 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 32000))
1686 result
|= SNDRV_PCM_RATE_32000
;
1687 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 44100))
1688 result
|= SNDRV_PCM_RATE_44100
;
1689 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 48000))
1690 result
|= SNDRV_PCM_RATE_48000
;
1691 if ((ac97
->flags
& AC97_DOUBLE_RATE
) &&
1692 reg
== AC97_PCM_FRONT_DAC_RATE
) {
1693 /* test standard double rates */
1694 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1695 AC97_EA_DRA
, AC97_EA_DRA
);
1696 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 64000 / 2))
1697 result
|= SNDRV_PCM_RATE_64000
;
1698 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 88200 / 2))
1699 result
|= SNDRV_PCM_RATE_88200
;
1700 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 96000 / 2))
1701 result
|= SNDRV_PCM_RATE_96000
;
1702 /* some codecs don't support variable double rates */
1703 if (!snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 76100 / 2))
1704 result
&= ~SNDRV_PCM_RATE_CONTINUOUS
;
1705 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1708 /* restore the default value */
1709 snd_ac97_write_cache(ac97
, reg
, saved
);
1711 snd_ac97_write_cache(ac97
, shadow_reg
, saved
);
1715 /* check AC97_SPDIF register to accept which sample rates */
1716 static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97
*ac97
)
1718 unsigned int result
= 0;
1720 static unsigned short ctl_bits
[] = {
1721 AC97_SC_SPSR_44K
, AC97_SC_SPSR_32K
, AC97_SC_SPSR_48K
1723 static unsigned int rate_bits
[] = {
1724 SNDRV_PCM_RATE_44100
, SNDRV_PCM_RATE_32000
, SNDRV_PCM_RATE_48000
1727 for (i
= 0; i
< (int)ARRAY_SIZE(ctl_bits
); i
++) {
1728 snd_ac97_update_bits(ac97
, AC97_SPDIF
, AC97_SC_SPSR_MASK
, ctl_bits
[i
]);
1729 if ((snd_ac97_read(ac97
, AC97_SPDIF
) & AC97_SC_SPSR_MASK
) == ctl_bits
[i
])
1730 result
|= rate_bits
[i
];
1735 /* look for the codec id table matching with the given id */
1736 static const struct ac97_codec_id
*look_for_codec_id(const struct ac97_codec_id
*table
,
1739 const struct ac97_codec_id
*pid
;
1741 for (pid
= table
; pid
->id
; pid
++)
1742 if (pid
->id
== (id
& pid
->mask
))
1747 void snd_ac97_get_name(struct snd_ac97
*ac97
, unsigned int id
, char *name
, int modem
)
1749 const struct ac97_codec_id
*pid
;
1751 sprintf(name
, "0x%x %c%c%c", id
,
1752 printable(id
>> 24),
1753 printable(id
>> 16),
1754 printable(id
>> 8));
1755 pid
= look_for_codec_id(snd_ac97_codec_id_vendors
, id
);
1759 strcpy(name
, pid
->name
);
1760 if (ac97
&& pid
->patch
) {
1761 if ((modem
&& (pid
->flags
& AC97_MODEM_PATCH
)) ||
1762 (! modem
&& ! (pid
->flags
& AC97_MODEM_PATCH
)))
1766 pid
= look_for_codec_id(snd_ac97_codec_ids
, id
);
1769 strcat(name
, pid
->name
);
1770 if (pid
->mask
!= 0xffffffff)
1771 sprintf(name
+ strlen(name
), " rev %d", id
& ~pid
->mask
);
1772 if (ac97
&& pid
->patch
) {
1773 if ((modem
&& (pid
->flags
& AC97_MODEM_PATCH
)) ||
1774 (! modem
&& ! (pid
->flags
& AC97_MODEM_PATCH
)))
1778 sprintf(name
+ strlen(name
), " id %x", id
& 0xff);
1782 * snd_ac97_get_short_name - retrieve codec name
1783 * @ac97: the codec instance
1785 * Returns the short identifying name of the codec.
1787 const char *snd_ac97_get_short_name(struct snd_ac97
*ac97
)
1789 const struct ac97_codec_id
*pid
;
1791 for (pid
= snd_ac97_codec_ids
; pid
->id
; pid
++)
1792 if (pid
->id
== (ac97
->id
& pid
->mask
))
1794 return "unknown codec";
1797 EXPORT_SYMBOL(snd_ac97_get_short_name
);
1799 /* wait for a while until registers are accessible after RESET
1800 * return 0 if ok, negative not ready
1802 static int ac97_reset_wait(struct snd_ac97
*ac97
, int timeout
, int with_modem
)
1804 unsigned long end_time
;
1807 end_time
= jiffies
+ timeout
;
1810 /* use preliminary reads to settle the communication */
1811 snd_ac97_read(ac97
, AC97_RESET
);
1812 snd_ac97_read(ac97
, AC97_VENDOR_ID1
);
1813 snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
1816 val
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
1817 if (val
!= 0xffff && (val
& 1) != 0)
1820 if (ac97
->scaps
& AC97_SCAP_DETECT_BY_VENDOR
) {
1821 /* probably only Xbox issue - all registers are read as zero */
1822 val
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
);
1823 if (val
!= 0 && val
!= 0xffff)
1826 /* because the PCM or MASTER volume registers can be modified,
1827 * the REC_GAIN register is used for tests
1829 /* test if we can write to the record gain volume register */
1830 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x8a05);
1831 if ((snd_ac97_read(ac97
, AC97_REC_GAIN
) & 0x7fff) == 0x0a05)
1834 schedule_timeout_uninterruptible(1);
1835 } while (time_after_eq(end_time
, jiffies
));
1840 * snd_ac97_bus - create an AC97 bus component
1841 * @card: the card instance
1842 * @num: the bus number
1843 * @ops: the bus callbacks table
1844 * @private_data: private data pointer for the new instance
1845 * @rbus: the pointer to store the new AC97 bus instance.
1847 * Creates an AC97 bus component. An struct snd_ac97_bus instance is newly
1848 * allocated and initialized.
1850 * The ops table must include valid callbacks (at least read and
1851 * write). The other callbacks, wait and reset, are not mandatory.
1853 * The clock is set to 48000. If another clock is needed, set
1854 * (*rbus)->clock manually.
1856 * The AC97 bus instance is registered as a low-level device, so you don't
1857 * have to release it manually.
1859 * Returns zero if successful, or a negative error code on failure.
1861 int snd_ac97_bus(struct snd_card
*card
, int num
, struct snd_ac97_bus_ops
*ops
,
1862 void *private_data
, struct snd_ac97_bus
**rbus
)
1865 struct snd_ac97_bus
*bus
;
1866 static struct snd_device_ops dev_ops
= {
1867 .dev_free
= snd_ac97_bus_dev_free
,
1870 snd_assert(card
!= NULL
, return -EINVAL
);
1871 snd_assert(rbus
!= NULL
, return -EINVAL
);
1872 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
1878 bus
->private_data
= private_data
;
1880 spin_lock_init(&bus
->bus_lock
);
1881 snd_ac97_bus_proc_init(bus
);
1882 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
1883 snd_ac97_bus_free(bus
);
1890 EXPORT_SYMBOL(snd_ac97_bus
);
1892 /* stop no dev release warning */
1893 static void ac97_device_release(struct device
* dev
)
1897 /* register ac97 codec to bus */
1898 static int snd_ac97_dev_register(struct snd_device
*device
)
1900 struct snd_ac97
*ac97
= device
->device_data
;
1903 ac97
->dev
.bus
= &ac97_bus_type
;
1904 ac97
->dev
.parent
= ac97
->bus
->card
->dev
;
1905 ac97
->dev
.release
= ac97_device_release
;
1906 snprintf(ac97
->dev
.bus_id
, BUS_ID_SIZE
, "%d-%d:%s",
1907 ac97
->bus
->card
->number
, ac97
->num
,
1908 snd_ac97_get_short_name(ac97
));
1909 if ((err
= device_register(&ac97
->dev
)) < 0) {
1910 snd_printk(KERN_ERR
"Can't register ac97 bus\n");
1911 ac97
->dev
.bus
= NULL
;
1917 /* disconnect ac97 codec */
1918 static int snd_ac97_dev_disconnect(struct snd_device
*device
)
1920 struct snd_ac97
*ac97
= device
->device_data
;
1922 device_unregister(&ac97
->dev
);
1926 /* build_ops to do nothing */
1927 static struct snd_ac97_build_ops null_build_ops
;
1929 #ifdef CONFIG_SND_AC97_POWER_SAVE
1930 static void do_update_power(struct work_struct
*work
)
1933 container_of(work
, struct snd_ac97
, power_work
.work
));
1938 * snd_ac97_mixer - create an Codec97 component
1939 * @bus: the AC97 bus which codec is attached to
1940 * @template: the template of ac97, including index, callbacks and
1942 * @rac97: the pointer to store the new ac97 instance.
1944 * Creates an Codec97 component. An struct snd_ac97 instance is newly
1945 * allocated and initialized from the template. The codec
1946 * is then initialized by the standard procedure.
1948 * The template must include the codec number (num) and address (addr),
1949 * and the private data (private_data).
1951 * The ac97 instance is registered as a low-level device, so you don't
1952 * have to release it manually.
1954 * Returns zero if successful, or a negative error code on failure.
1956 int snd_ac97_mixer(struct snd_ac97_bus
*bus
, struct snd_ac97_template
*template, struct snd_ac97
**rac97
)
1959 struct snd_ac97
*ac97
;
1960 struct snd_card
*card
;
1962 unsigned long end_time
;
1964 const struct ac97_codec_id
*pid
;
1965 static struct snd_device_ops ops
= {
1966 .dev_free
= snd_ac97_dev_free
,
1967 .dev_register
= snd_ac97_dev_register
,
1968 .dev_disconnect
= snd_ac97_dev_disconnect
,
1971 snd_assert(rac97
!= NULL
, return -EINVAL
);
1973 snd_assert(bus
!= NULL
&& template != NULL
, return -EINVAL
);
1974 snd_assert(template->num
< 4 && bus
->codec
[template->num
] == NULL
, return -EINVAL
);
1977 ac97
= kzalloc(sizeof(*ac97
), GFP_KERNEL
);
1980 ac97
->private_data
= template->private_data
;
1981 ac97
->private_free
= template->private_free
;
1983 ac97
->pci
= template->pci
;
1984 ac97
->num
= template->num
;
1985 ac97
->addr
= template->addr
;
1986 ac97
->scaps
= template->scaps
;
1987 ac97
->res_table
= template->res_table
;
1988 bus
->codec
[ac97
->num
] = ac97
;
1989 mutex_init(&ac97
->reg_mutex
);
1990 mutex_init(&ac97
->page_mutex
);
1991 #ifdef CONFIG_SND_AC97_POWER_SAVE
1992 ac97
->power_workq
= create_workqueue("ac97");
1993 INIT_DELAYED_WORK(&ac97
->power_work
, do_update_power
);
1998 pci_read_config_word(ac97
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &ac97
->subsystem_vendor
);
1999 pci_read_config_word(ac97
->pci
, PCI_SUBSYSTEM_ID
, &ac97
->subsystem_device
);
2002 if (bus
->ops
->reset
) {
2003 bus
->ops
->reset(ac97
);
2007 ac97
->id
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
) << 16;
2008 ac97
->id
|= snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
2009 if (ac97
->id
&& ac97
->id
!= (unsigned int)-1) {
2010 pid
= look_for_codec_id(snd_ac97_codec_ids
, ac97
->id
);
2011 if (pid
&& (pid
->flags
& AC97_DEFAULT_POWER_OFF
))
2015 /* reset to defaults */
2016 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
))
2017 snd_ac97_write(ac97
, AC97_RESET
, 0);
2018 if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
))
2019 snd_ac97_write(ac97
, AC97_EXTENDED_MID
, 0);
2021 bus
->ops
->wait(ac97
);
2024 if (ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
)
2025 err
= ac97_reset_wait(ac97
, HZ
/2, 1);
2027 err
= ac97_reset_wait(ac97
, HZ
/2, 0);
2029 err
= ac97_reset_wait(ac97
, HZ
/2, 1);
2032 snd_printk(KERN_WARNING
"AC'97 %d does not respond - RESET\n", ac97
->num
);
2033 /* proceed anyway - it's often non-critical */
2037 ac97
->id
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
) << 16;
2038 ac97
->id
|= snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
2039 if (! (ac97
->scaps
& AC97_SCAP_DETECT_BY_VENDOR
) &&
2040 (ac97
->id
== 0x00000000 || ac97
->id
== 0xffffffff)) {
2041 snd_printk(KERN_ERR
"AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97
->num
, ac97
->id
);
2042 snd_ac97_free(ac97
);
2045 pid
= look_for_codec_id(snd_ac97_codec_ids
, ac97
->id
);
2047 ac97
->flags
|= pid
->flags
;
2049 /* test for AC'97 */
2050 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
) && !(ac97
->scaps
& AC97_SCAP_AUDIO
)) {
2051 /* test if we can write to the record gain volume register */
2052 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x8a06);
2053 if (((err
= snd_ac97_read(ac97
, AC97_REC_GAIN
)) & 0x7fff) == 0x0a06)
2054 ac97
->scaps
|= AC97_SCAP_AUDIO
;
2056 if (ac97
->scaps
& AC97_SCAP_AUDIO
) {
2057 ac97
->caps
= snd_ac97_read(ac97
, AC97_RESET
);
2058 ac97
->ext_id
= snd_ac97_read(ac97
, AC97_EXTENDED_ID
);
2059 if (ac97
->ext_id
== 0xffff) /* invalid combination */
2063 /* test for MC'97 */
2064 if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
) && !(ac97
->scaps
& AC97_SCAP_MODEM
)) {
2065 ac97
->ext_mid
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
2066 if (ac97
->ext_mid
== 0xffff) /* invalid combination */
2068 if (ac97
->ext_mid
& 1)
2069 ac97
->scaps
|= AC97_SCAP_MODEM
;
2072 if (!ac97_is_audio(ac97
) && !ac97_is_modem(ac97
)) {
2073 if (!(ac97
->scaps
& (AC97_SCAP_SKIP_AUDIO
|AC97_SCAP_SKIP_MODEM
)))
2074 snd_printk(KERN_ERR
"AC'97 %d access error (not audio or modem codec)\n", ac97
->num
);
2075 snd_ac97_free(ac97
);
2079 if (bus
->ops
->reset
) // FIXME: always skipping?
2082 /* FIXME: add powerdown control */
2083 if (ac97_is_audio(ac97
)) {
2084 /* nothing should be in powerdown mode */
2085 snd_ac97_write_cache(ac97
, AC97_POWERDOWN
, 0);
2086 if (! (ac97
->flags
& AC97_DEFAULT_POWER_OFF
)) {
2087 snd_ac97_write_cache(ac97
, AC97_RESET
, 0); /* reset to defaults */
2089 snd_ac97_write_cache(ac97
, AC97_POWERDOWN
, 0);
2091 /* nothing should be in powerdown mode */
2092 snd_ac97_write_cache(ac97
, AC97_GENERAL_PURPOSE
, 0);
2093 end_time
= jiffies
+ (HZ
/ 10);
2095 if ((snd_ac97_read(ac97
, AC97_POWERDOWN
) & 0x0f) == 0x0f)
2097 schedule_timeout_uninterruptible(1);
2098 } while (time_after_eq(end_time
, jiffies
));
2099 snd_printk(KERN_WARNING
"AC'97 %d analog subsections not ready\n", ac97
->num
);
2102 /* FIXME: add powerdown control */
2103 if (ac97_is_modem(ac97
)) {
2106 /* nothing should be in powerdown mode */
2107 /* note: it's important to set the rate at first */
2108 tmp
= AC97_MEA_GPIO
;
2109 if (ac97
->ext_mid
& AC97_MEI_LINE1
) {
2110 snd_ac97_write_cache(ac97
, AC97_LINE1_RATE
, 8000);
2111 tmp
|= AC97_MEA_ADC1
| AC97_MEA_DAC1
;
2113 if (ac97
->ext_mid
& AC97_MEI_LINE2
) {
2114 snd_ac97_write_cache(ac97
, AC97_LINE2_RATE
, 8000);
2115 tmp
|= AC97_MEA_ADC2
| AC97_MEA_DAC2
;
2117 if (ac97
->ext_mid
& AC97_MEI_HANDSET
) {
2118 snd_ac97_write_cache(ac97
, AC97_HANDSET_RATE
, 8000);
2119 tmp
|= AC97_MEA_HADC
| AC97_MEA_HDAC
;
2121 snd_ac97_write_cache(ac97
, AC97_EXTENDED_MSTATUS
, 0);
2123 /* nothing should be in powerdown mode */
2124 snd_ac97_write_cache(ac97
, AC97_EXTENDED_MSTATUS
, 0);
2125 end_time
= jiffies
+ (HZ
/ 10);
2127 if ((snd_ac97_read(ac97
, AC97_EXTENDED_MSTATUS
) & tmp
) == tmp
)
2129 schedule_timeout_uninterruptible(1);
2130 } while (time_after_eq(end_time
, jiffies
));
2131 snd_printk(KERN_WARNING
"MC'97 %d converters and GPIO not ready (0x%x)\n", ac97
->num
, snd_ac97_read(ac97
, AC97_EXTENDED_MSTATUS
));
2135 if (ac97_is_audio(ac97
))
2136 ac97
->addr
= (ac97
->ext_id
& AC97_EI_ADDR_MASK
) >> AC97_EI_ADDR_SHIFT
;
2138 ac97
->addr
= (ac97
->ext_mid
& AC97_MEI_ADDR_MASK
) >> AC97_MEI_ADDR_SHIFT
;
2139 if (ac97
->ext_id
& 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */
2140 reg
= snd_ac97_read(ac97
, AC97_EXTENDED_STATUS
);
2141 reg
|= ac97
->ext_id
& 0x01c0; /* LDAC/SDAC/CDAC */
2143 reg
|= ac97
->ext_id
& 0x0009; /* VRA/VRM */
2144 snd_ac97_write_cache(ac97
, AC97_EXTENDED_STATUS
, reg
);
2146 if ((ac97
->ext_id
& AC97_EI_DRA
) && bus
->dra
) {
2147 /* Intel controllers require double rate data to be put in
2148 * slots 7+8, so let's hope the codec supports it. */
2149 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, AC97_GP_DRSS_MASK
, AC97_GP_DRSS_78
);
2150 if ((snd_ac97_read(ac97
, AC97_GENERAL_PURPOSE
) & AC97_GP_DRSS_MASK
) == AC97_GP_DRSS_78
)
2151 ac97
->flags
|= AC97_DOUBLE_RATE
;
2152 /* restore to slots 10/11 to avoid the confliction with surrounds */
2153 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, AC97_GP_DRSS_MASK
, 0);
2155 if (ac97
->ext_id
& AC97_EI_VRA
) { /* VRA support */
2156 snd_ac97_determine_rates(ac97
, AC97_PCM_FRONT_DAC_RATE
, 0, &ac97
->rates
[AC97_RATES_FRONT_DAC
]);
2157 snd_ac97_determine_rates(ac97
, AC97_PCM_LR_ADC_RATE
, 0, &ac97
->rates
[AC97_RATES_ADC
]);
2159 ac97
->rates
[AC97_RATES_FRONT_DAC
] = SNDRV_PCM_RATE_48000
;
2160 if (ac97
->flags
& AC97_DOUBLE_RATE
)
2161 ac97
->rates
[AC97_RATES_FRONT_DAC
] |= SNDRV_PCM_RATE_96000
;
2162 ac97
->rates
[AC97_RATES_ADC
] = SNDRV_PCM_RATE_48000
;
2164 if (ac97
->ext_id
& AC97_EI_SPDIF
) {
2165 /* codec specific code (patch) should override these values */
2166 ac97
->rates
[AC97_RATES_SPDIF
] = SNDRV_PCM_RATE_48000
| SNDRV_PCM_RATE_44100
| SNDRV_PCM_RATE_32000
;
2168 if (ac97
->ext_id
& AC97_EI_VRM
) { /* MIC VRA support */
2169 snd_ac97_determine_rates(ac97
, AC97_PCM_MIC_ADC_RATE
, 0, &ac97
->rates
[AC97_RATES_MIC_ADC
]);
2171 ac97
->rates
[AC97_RATES_MIC_ADC
] = SNDRV_PCM_RATE_48000
;
2173 if (ac97
->ext_id
& AC97_EI_SDAC
) { /* SDAC support */
2174 snd_ac97_determine_rates(ac97
, AC97_PCM_SURR_DAC_RATE
, AC97_PCM_FRONT_DAC_RATE
, &ac97
->rates
[AC97_RATES_SURR_DAC
]);
2175 ac97
->scaps
|= AC97_SCAP_SURROUND_DAC
;
2177 if (ac97
->ext_id
& AC97_EI_LDAC
) { /* LDAC support */
2178 snd_ac97_determine_rates(ac97
, AC97_PCM_LFE_DAC_RATE
, AC97_PCM_FRONT_DAC_RATE
, &ac97
->rates
[AC97_RATES_LFE_DAC
]);
2179 ac97
->scaps
|= AC97_SCAP_CENTER_LFE_DAC
;
2181 /* additional initializations */
2183 bus
->ops
->init(ac97
);
2184 snd_ac97_get_name(ac97
, ac97
->id
, name
, !ac97_is_audio(ac97
));
2185 snd_ac97_get_name(NULL
, ac97
->id
, name
, !ac97_is_audio(ac97
)); // ac97->id might be changed in the special setup code
2186 if (! ac97
->build_ops
)
2187 ac97
->build_ops
= &null_build_ops
;
2189 if (ac97_is_audio(ac97
)) {
2191 if (card
->mixername
[0] == '\0') {
2192 strcpy(card
->mixername
, name
);
2194 if (strlen(card
->mixername
) + 1 + strlen(name
) + 1 <= sizeof(card
->mixername
)) {
2195 strcat(card
->mixername
, ",");
2196 strcat(card
->mixername
, name
);
2199 sprintf(comp
, "AC97a:%08x", ac97
->id
);
2200 if ((err
= snd_component_add(card
, comp
)) < 0) {
2201 snd_ac97_free(ac97
);
2204 if (snd_ac97_mixer_build(ac97
) < 0) {
2205 snd_ac97_free(ac97
);
2209 if (ac97_is_modem(ac97
)) {
2211 if (card
->mixername
[0] == '\0') {
2212 strcpy(card
->mixername
, name
);
2214 if (strlen(card
->mixername
) + 1 + strlen(name
) + 1 <= sizeof(card
->mixername
)) {
2215 strcat(card
->mixername
, ",");
2216 strcat(card
->mixername
, name
);
2219 sprintf(comp
, "AC97m:%08x", ac97
->id
);
2220 if ((err
= snd_component_add(card
, comp
)) < 0) {
2221 snd_ac97_free(ac97
);
2224 if (snd_ac97_modem_build(card
, ac97
) < 0) {
2225 snd_ac97_free(ac97
);
2229 if (ac97_is_audio(ac97
))
2230 update_power_regs(ac97
);
2231 snd_ac97_proc_init(ac97
);
2232 if ((err
= snd_device_new(card
, SNDRV_DEV_CODEC
, ac97
, &ops
)) < 0) {
2233 snd_ac97_free(ac97
);
2240 EXPORT_SYMBOL(snd_ac97_mixer
);
2243 * Power down the chip.
2245 * MASTER and HEADPHONE registers are muted but the register cache values
2246 * are not changed, so that the values can be restored in snd_ac97_resume().
2248 static void snd_ac97_powerdown(struct snd_ac97
*ac97
)
2250 unsigned short power
;
2252 if (ac97_is_audio(ac97
)) {
2253 /* some codecs have stereo mute bits */
2254 snd_ac97_write(ac97
, AC97_MASTER
, 0x9f9f);
2255 snd_ac97_write(ac97
, AC97_HEADPHONE
, 0x9f9f);
2258 /* surround, CLFE, mic powerdown */
2259 power
= ac97
->regs
[AC97_EXTENDED_STATUS
];
2260 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
)
2261 power
|= AC97_EA_PRJ
;
2262 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
)
2263 power
|= AC97_EA_PRI
| AC97_EA_PRK
;
2264 power
|= AC97_EA_PRL
;
2265 snd_ac97_write(ac97
, AC97_EXTENDED_STATUS
, power
);
2267 /* powerdown external amplifier */
2268 if (ac97
->scaps
& AC97_SCAP_INV_EAPD
)
2269 power
= ac97
->regs
[AC97_POWERDOWN
] & ~AC97_PD_EAPD
;
2270 else if (! (ac97
->scaps
& AC97_SCAP_EAPD_LED
))
2271 power
= ac97
->regs
[AC97_POWERDOWN
] | AC97_PD_EAPD
;
2272 power
|= AC97_PD_PR6
; /* Headphone amplifier powerdown */
2273 power
|= AC97_PD_PR0
| AC97_PD_PR1
; /* ADC & DAC powerdown */
2274 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2276 power
|= AC97_PD_PR2
| AC97_PD_PR3
; /* Analog Mixer powerdown */
2277 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2278 #ifdef CONFIG_SND_AC97_POWER_SAVE
2281 /* AC-link powerdown, internal Clk disable */
2282 /* FIXME: this may cause click noises on some boards */
2283 power
|= AC97_PD_PR4
| AC97_PD_PR5
;
2284 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2290 struct ac97_power_reg
{
2292 unsigned short power_reg
;
2293 unsigned short mask
;
2296 enum { PWIDX_ADC
, PWIDX_FRONT
, PWIDX_CLFE
, PWIDX_SURR
, PWIDX_MIC
, PWIDX_SIZE
};
2298 static struct ac97_power_reg power_regs
[PWIDX_SIZE
] = {
2299 [PWIDX_ADC
] = { AC97_PCM_LR_ADC_RATE
, AC97_POWERDOWN
, AC97_PD_PR0
},
2300 [PWIDX_FRONT
] = { AC97_PCM_FRONT_DAC_RATE
, AC97_POWERDOWN
, AC97_PD_PR1
},
2301 [PWIDX_CLFE
] = { AC97_PCM_LFE_DAC_RATE
, AC97_EXTENDED_STATUS
,
2302 AC97_EA_PRI
| AC97_EA_PRK
},
2303 [PWIDX_SURR
] = { AC97_PCM_SURR_DAC_RATE
, AC97_EXTENDED_STATUS
,
2305 [PWIDX_MIC
] = { AC97_PCM_MIC_ADC_RATE
, AC97_EXTENDED_STATUS
,
2309 #ifdef CONFIG_SND_AC97_POWER_SAVE
2311 * snd_ac97_update_power - update the powerdown register
2312 * @ac97: the codec instance
2313 * @reg: the rate register, e.g. AC97_PCM_FRONT_DAC_RATE
2314 * @powerup: non-zero when power up the part
2316 * Update the AC97 powerdown register bits of the given part.
2318 int snd_ac97_update_power(struct snd_ac97
*ac97
, int reg
, int powerup
)
2326 /* SPDIF requires DAC power, too */
2327 if (reg
== AC97_SPDIF
)
2328 reg
= AC97_PCM_FRONT_DAC_RATE
;
2329 for (i
= 0; i
< PWIDX_SIZE
; i
++) {
2330 if (power_regs
[i
].reg
== reg
) {
2332 ac97
->power_up
|= (1 << i
);
2334 ac97
->power_up
&= ~(1 << i
);
2340 if (power_save
&& !powerup
&& ac97
->power_workq
)
2341 /* adjust power-down bits after two seconds delay
2342 * (for avoiding loud click noises for many (OSS) apps
2343 * that open/close frequently)
2345 queue_delayed_work(ac97
->power_workq
, &ac97
->power_work
, HZ
*2);
2347 update_power_regs(ac97
);
2352 EXPORT_SYMBOL(snd_ac97_update_power
);
2353 #endif /* CONFIG_SND_AC97_POWER_SAVE */
2355 static void update_power_regs(struct snd_ac97
*ac97
)
2357 unsigned int power_up
, bits
;
2360 #ifdef CONFIG_SND_AC97_POWER_SAVE
2362 power_up
= ac97
->power_up
;
2365 power_up
= (1 << PWIDX_FRONT
) | (1 << PWIDX_ADC
);
2366 power_up
|= (1 << PWIDX_MIC
);
2367 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
)
2368 power_up
|= (1 << PWIDX_SURR
);
2369 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
)
2370 power_up
|= (1 << PWIDX_CLFE
);
2371 #ifdef CONFIG_SND_AC97_POWER_SAVE
2375 if (ac97
->regs
[AC97_POWERDOWN
] & AC97_PD_PR2
) {
2376 /* needs power-up analog mix and vref */
2377 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2380 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2384 for (i
= 0; i
< PWIDX_SIZE
; i
++) {
2385 if (power_up
& (1 << i
))
2388 bits
= power_regs
[i
].mask
;
2389 snd_ac97_update_bits(ac97
, power_regs
[i
].power_reg
,
2390 power_regs
[i
].mask
, bits
);
2393 if (! (ac97
->regs
[AC97_POWERDOWN
] & AC97_PD_PR2
)) {
2394 /* power down analog mix and vref */
2395 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2396 AC97_PD_PR2
, AC97_PD_PR2
);
2397 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2398 AC97_PD_PR3
, AC97_PD_PR3
);
2406 * snd_ac97_suspend - General suspend function for AC97 codec
2407 * @ac97: the ac97 instance
2409 * Suspends the codec, power down the chip.
2411 void snd_ac97_suspend(struct snd_ac97
*ac97
)
2415 if (ac97
->build_ops
->suspend
)
2416 ac97
->build_ops
->suspend(ac97
);
2417 snd_ac97_powerdown(ac97
);
2420 EXPORT_SYMBOL(snd_ac97_suspend
);
2423 * restore ac97 status
2425 void snd_ac97_restore_status(struct snd_ac97
*ac97
)
2429 for (i
= 2; i
< 0x7c ; i
+= 2) {
2430 if (i
== AC97_POWERDOWN
|| i
== AC97_EXTENDED_ID
)
2432 /* restore only accessible registers
2433 * some chip (e.g. nm256) may hang up when unsupported registers
2436 if (test_bit(i
, ac97
->reg_accessed
)) {
2437 snd_ac97_write(ac97
, i
, ac97
->regs
[i
]);
2438 snd_ac97_read(ac97
, i
);
2444 * restore IEC958 status
2446 void snd_ac97_restore_iec958(struct snd_ac97
*ac97
)
2448 if (ac97
->ext_id
& AC97_EI_SPDIF
) {
2449 if (ac97
->regs
[AC97_EXTENDED_STATUS
] & AC97_EA_SPDIF
) {
2450 /* reset spdif status */
2451 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0);
2452 snd_ac97_write(ac97
, AC97_EXTENDED_STATUS
, ac97
->regs
[AC97_EXTENDED_STATUS
]);
2453 if (ac97
->flags
& AC97_CS_SPDIF
)
2454 snd_ac97_write(ac97
, AC97_CSR_SPDIF
, ac97
->regs
[AC97_CSR_SPDIF
]);
2456 snd_ac97_write(ac97
, AC97_SPDIF
, ac97
->regs
[AC97_SPDIF
]);
2457 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
2463 * snd_ac97_resume - General resume function for AC97 codec
2464 * @ac97: the ac97 instance
2466 * Do the standard resume procedure, power up and restoring the
2467 * old register values.
2469 void snd_ac97_resume(struct snd_ac97
*ac97
)
2471 unsigned long end_time
;
2476 if (ac97
->bus
->ops
->reset
) {
2477 ac97
->bus
->ops
->reset(ac97
);
2481 snd_ac97_write(ac97
, AC97_POWERDOWN
, 0);
2482 if (! (ac97
->flags
& AC97_DEFAULT_POWER_OFF
)) {
2483 snd_ac97_write(ac97
, AC97_RESET
, 0);
2485 snd_ac97_write(ac97
, AC97_POWERDOWN
, 0);
2487 snd_ac97_write(ac97
, AC97_GENERAL_PURPOSE
, 0);
2489 snd_ac97_write(ac97
, AC97_POWERDOWN
, ac97
->regs
[AC97_POWERDOWN
]);
2490 if (ac97_is_audio(ac97
)) {
2491 ac97
->bus
->ops
->write(ac97
, AC97_MASTER
, 0x8101);
2492 end_time
= jiffies
+ msecs_to_jiffies(100);
2494 if (snd_ac97_read(ac97
, AC97_MASTER
) == 0x8101)
2496 schedule_timeout_uninterruptible(1);
2497 } while (time_after_eq(end_time
, jiffies
));
2498 /* FIXME: extra delay */
2499 ac97
->bus
->ops
->write(ac97
, AC97_MASTER
, 0x8000);
2500 if (snd_ac97_read(ac97
, AC97_MASTER
) != 0x8000)
2503 end_time
= jiffies
+ msecs_to_jiffies(100);
2505 unsigned short val
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
2506 if (val
!= 0xffff && (val
& 1) != 0)
2508 schedule_timeout_uninterruptible(1);
2509 } while (time_after_eq(end_time
, jiffies
));
2513 if (ac97
->bus
->ops
->init
)
2514 ac97
->bus
->ops
->init(ac97
);
2516 if (ac97
->build_ops
->resume
)
2517 ac97
->build_ops
->resume(ac97
);
2519 snd_ac97_restore_status(ac97
);
2520 snd_ac97_restore_iec958(ac97
);
2524 EXPORT_SYMBOL(snd_ac97_resume
);
2531 static void set_ctl_name(char *dst
, const char *src
, const char *suffix
)
2534 sprintf(dst
, "%s %s", src
, suffix
);
2539 /* remove the control with the given name and optional suffix */
2540 int snd_ac97_remove_ctl(struct snd_ac97
*ac97
, const char *name
, const char *suffix
)
2542 struct snd_ctl_elem_id id
;
2543 memset(&id
, 0, sizeof(id
));
2544 set_ctl_name(id
.name
, name
, suffix
);
2545 id
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
2546 return snd_ctl_remove_id(ac97
->bus
->card
, &id
);
2549 static struct snd_kcontrol
*ctl_find(struct snd_ac97
*ac97
, const char *name
, const char *suffix
)
2551 struct snd_ctl_elem_id sid
;
2552 memset(&sid
, 0, sizeof(sid
));
2553 set_ctl_name(sid
.name
, name
, suffix
);
2554 sid
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
2555 return snd_ctl_find_id(ac97
->bus
->card
, &sid
);
2558 /* rename the control with the given name and optional suffix */
2559 int snd_ac97_rename_ctl(struct snd_ac97
*ac97
, const char *src
, const char *dst
, const char *suffix
)
2561 struct snd_kcontrol
*kctl
= ctl_find(ac97
, src
, suffix
);
2563 set_ctl_name(kctl
->id
.name
, dst
, suffix
);
2569 /* rename both Volume and Switch controls - don't check the return value */
2570 void snd_ac97_rename_vol_ctl(struct snd_ac97
*ac97
, const char *src
, const char *dst
)
2572 snd_ac97_rename_ctl(ac97
, src
, dst
, "Switch");
2573 snd_ac97_rename_ctl(ac97
, src
, dst
, "Volume");
2577 int snd_ac97_swap_ctl(struct snd_ac97
*ac97
, const char *s1
, const char *s2
, const char *suffix
)
2579 struct snd_kcontrol
*kctl1
, *kctl2
;
2580 kctl1
= ctl_find(ac97
, s1
, suffix
);
2581 kctl2
= ctl_find(ac97
, s2
, suffix
);
2582 if (kctl1
&& kctl2
) {
2583 set_ctl_name(kctl1
->id
.name
, s2
, suffix
);
2584 set_ctl_name(kctl2
->id
.name
, s1
, suffix
);
2591 /* bind hp and master controls instead of using only hp control */
2592 static int bind_hp_volsw_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
2594 int err
= snd_ac97_put_volsw(kcontrol
, ucontrol
);
2596 unsigned long priv_saved
= kcontrol
->private_value
;
2597 kcontrol
->private_value
= (kcontrol
->private_value
& ~0xff) | AC97_HEADPHONE
;
2598 snd_ac97_put_volsw(kcontrol
, ucontrol
);
2599 kcontrol
->private_value
= priv_saved
;
2604 /* ac97 tune: bind Master and Headphone controls */
2605 static int tune_hp_only(struct snd_ac97
*ac97
)
2607 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2608 struct snd_kcontrol
*mvol
= ctl_find(ac97
, "Master Playback Volume", NULL
);
2609 if (! msw
|| ! mvol
)
2611 msw
->put
= bind_hp_volsw_put
;
2612 mvol
->put
= bind_hp_volsw_put
;
2613 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Switch");
2614 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Volume");
2619 /* ac97 tune: use Headphone control as master */
2620 static int tune_hp_only(struct snd_ac97
*ac97
)
2622 if (ctl_find(ac97
, "Headphone Playback Switch", NULL
) == NULL
)
2624 snd_ac97_remove_ctl(ac97
, "Master Playback", "Switch");
2625 snd_ac97_remove_ctl(ac97
, "Master Playback", "Volume");
2626 snd_ac97_rename_vol_ctl(ac97
, "Headphone Playback", "Master Playback");
2631 /* ac97 tune: swap Headphone and Master controls */
2632 static int tune_swap_hp(struct snd_ac97
*ac97
)
2634 if (ctl_find(ac97
, "Headphone Playback Switch", NULL
) == NULL
)
2636 snd_ac97_rename_vol_ctl(ac97
, "Master Playback", "Line-Out Playback");
2637 snd_ac97_rename_vol_ctl(ac97
, "Headphone Playback", "Master Playback");
2641 /* ac97 tune: swap Surround and Master controls */
2642 static int tune_swap_surround(struct snd_ac97
*ac97
)
2644 if (snd_ac97_swap_ctl(ac97
, "Master Playback", "Surround Playback", "Switch") ||
2645 snd_ac97_swap_ctl(ac97
, "Master Playback", "Surround Playback", "Volume"))
2650 /* ac97 tune: set up mic sharing for AD codecs */
2651 static int tune_ad_sharing(struct snd_ac97
*ac97
)
2653 unsigned short scfg
;
2654 if ((ac97
->id
& 0xffffff00) != 0x41445300) {
2655 snd_printk(KERN_ERR
"ac97_quirk AD_SHARING is only for AD codecs\n");
2658 /* Turn on OMS bit to route microphone to back panel */
2659 scfg
= snd_ac97_read(ac97
, AC97_AD_SERIAL_CFG
);
2660 snd_ac97_write_cache(ac97
, AC97_AD_SERIAL_CFG
, scfg
| 0x0200);
2664 static const struct snd_kcontrol_new snd_ac97_alc_jack_detect
=
2665 AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK
, 5, 1, 0);
2667 /* ac97 tune: set up ALC jack-select */
2668 static int tune_alc_jack(struct snd_ac97
*ac97
)
2670 if ((ac97
->id
& 0xffffff00) != 0x414c4700) {
2671 snd_printk(KERN_ERR
"ac97_quirk ALC_JACK is only for Realtek codecs\n");
2674 snd_ac97_update_bits(ac97
, 0x7a, 0x20, 0x20); /* select jack detect function */
2675 snd_ac97_update_bits(ac97
, 0x7a, 0x01, 0x01); /* Line-out auto mute */
2676 if (ac97
->id
== AC97_ID_ALC658D
)
2677 snd_ac97_update_bits(ac97
, 0x74, 0x0800, 0x0800);
2678 return snd_ctl_add(ac97
->bus
->card
, snd_ac97_cnew(&snd_ac97_alc_jack_detect
, ac97
));
2681 /* ac97 tune: inversed EAPD bit */
2682 static int tune_inv_eapd(struct snd_ac97
*ac97
)
2684 struct snd_kcontrol
*kctl
= ctl_find(ac97
, "External Amplifier", NULL
);
2687 set_inv_eapd(ac97
, kctl
);
2691 static int master_mute_sw_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
2693 int err
= snd_ac97_put_volsw(kcontrol
, ucontrol
);
2695 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
2696 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
2697 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
2698 unsigned short mask
;
2699 if (shift
!= rshift
)
2703 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000,
2704 (ac97
->regs
[AC97_MASTER
] & mask
) == mask
?
2710 /* ac97 tune: EAPD controls mute LED bound with the master mute */
2711 static int tune_mute_led(struct snd_ac97
*ac97
)
2713 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2716 msw
->put
= master_mute_sw_put
;
2717 snd_ac97_remove_ctl(ac97
, "External Amplifier", NULL
);
2718 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000, 0x8000); /* mute LED on */
2719 ac97
->scaps
|= AC97_SCAP_EAPD_LED
;
2723 static int hp_master_mute_sw_put(struct snd_kcontrol
*kcontrol
,
2724 struct snd_ctl_elem_value
*ucontrol
)
2726 int err
= bind_hp_volsw_put(kcontrol
, ucontrol
);
2728 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
2729 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
2730 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
2731 unsigned short mask
;
2732 if (shift
!= rshift
)
2736 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000,
2737 (ac97
->regs
[AC97_MASTER
] & mask
) == mask
?
2743 static int tune_hp_mute_led(struct snd_ac97
*ac97
)
2745 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2746 struct snd_kcontrol
*mvol
= ctl_find(ac97
, "Master Playback Volume", NULL
);
2747 if (! msw
|| ! mvol
)
2749 msw
->put
= hp_master_mute_sw_put
;
2750 mvol
->put
= bind_hp_volsw_put
;
2751 snd_ac97_remove_ctl(ac97
, "External Amplifier", NULL
);
2752 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Switch");
2753 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Volume");
2754 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000, 0x8000); /* mute LED on */
2758 struct quirk_table
{
2760 int (*func
)(struct snd_ac97
*);
2763 static struct quirk_table applicable_quirks
[] = {
2765 { "hp_only", tune_hp_only
},
2766 { "swap_hp", tune_swap_hp
},
2767 { "swap_surround", tune_swap_surround
},
2768 { "ad_sharing", tune_ad_sharing
},
2769 { "alc_jack", tune_alc_jack
},
2770 { "inv_eapd", tune_inv_eapd
},
2771 { "mute_led", tune_mute_led
},
2772 { "hp_mute_led", tune_hp_mute_led
},
2775 /* apply the quirk with the given type */
2776 static int apply_quirk(struct snd_ac97
*ac97
, int type
)
2780 else if (type
>= ARRAY_SIZE(applicable_quirks
))
2782 if (applicable_quirks
[type
].func
)
2783 return applicable_quirks
[type
].func(ac97
);
2787 /* apply the quirk with the given name */
2788 static int apply_quirk_str(struct snd_ac97
*ac97
, const char *typestr
)
2791 struct quirk_table
*q
;
2793 for (i
= 0; i
< ARRAY_SIZE(applicable_quirks
); i
++) {
2794 q
= &applicable_quirks
[i
];
2795 if (q
->name
&& ! strcmp(typestr
, q
->name
))
2796 return apply_quirk(ac97
, i
);
2798 /* for compatibility, accept the numbers, too */
2799 if (*typestr
>= '0' && *typestr
<= '9')
2800 return apply_quirk(ac97
, (int)simple_strtoul(typestr
, NULL
, 10));
2805 * snd_ac97_tune_hardware - tune up the hardware
2806 * @ac97: the ac97 instance
2807 * @quirk: quirk list
2808 * @override: explicit quirk value (overrides the list if non-NULL)
2810 * Do some workaround for each pci device, such as renaming of the
2811 * headphone (true line-out) control as "Master".
2812 * The quirk-list must be terminated with a zero-filled entry.
2814 * Returns zero if successful, or a negative error code on failure.
2817 int snd_ac97_tune_hardware(struct snd_ac97
*ac97
, struct ac97_quirk
*quirk
, const char *override
)
2821 /* quirk overriden? */
2822 if (override
&& strcmp(override
, "-1") && strcmp(override
, "default")) {
2823 result
= apply_quirk_str(ac97
, override
);
2825 snd_printk(KERN_ERR
"applying quirk type %s failed (%d)\n", override
, result
);
2832 for (; quirk
->subvendor
; quirk
++) {
2833 if (quirk
->subvendor
!= ac97
->subsystem_vendor
)
2835 if ((! quirk
->mask
&& quirk
->subdevice
== ac97
->subsystem_device
) ||
2836 quirk
->subdevice
== (quirk
->mask
& ac97
->subsystem_device
)) {
2837 if (quirk
->codec_id
&& quirk
->codec_id
!= ac97
->id
)
2839 snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk
->name
, ac97
->subsystem_vendor
, ac97
->subsystem_device
);
2840 result
= apply_quirk(ac97
, quirk
->type
);
2842 snd_printk(KERN_ERR
"applying quirk type %d for %s failed (%d)\n", quirk
->type
, quirk
->name
, result
);
2849 EXPORT_SYMBOL(snd_ac97_tune_hardware
);
2855 static int __init
alsa_ac97_init(void)
2860 static void __exit
alsa_ac97_exit(void)
2864 module_init(alsa_ac97_init
)
2865 module_exit(alsa_ac97_exit
)