2 * Copyright (c) by Jaroslav Kysela <perex@perex.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 <linux/delay.h>
26 #include <linux/init.h>
27 #include <linux/slab.h>
28 #include <linux/pci.h>
29 #include <linux/moduleparam.h>
30 #include <linux/mutex.h>
31 #include <sound/core.h>
32 #include <sound/pcm.h>
33 #include <sound/tlv.h>
34 #include <sound/ac97_codec.h>
35 #include <sound/asoundef.h>
36 #include <sound/initval.h>
39 #include "ac97_patch.c"
41 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
42 MODULE_DESCRIPTION("Universal interface for Audio Codec '97");
43 MODULE_LICENSE("GPL");
45 static int enable_loopback
;
47 module_param(enable_loopback
, bool, 0444);
48 MODULE_PARM_DESC(enable_loopback
, "Enable AC97 ADC/DAC Loopback Control");
50 #ifdef CONFIG_SND_AC97_POWER_SAVE
51 static int power_save
= CONFIG_SND_AC97_POWER_SAVE_DEFAULT
;
52 module_param(power_save
, int, 0644);
53 MODULE_PARM_DESC(power_save
, "Automatic power-saving timeout "
54 "(in second, 0 = disable).");
60 struct ac97_codec_id
{
64 int (*patch
)(struct snd_ac97
*ac97
);
65 int (*mpatch
)(struct snd_ac97
*ac97
);
69 static const struct ac97_codec_id snd_ac97_codec_id_vendors
[] = {
70 { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL
, NULL
},
71 { 0x41445300, 0xffffff00, "Analog Devices", NULL
, NULL
},
72 { 0x414c4300, 0xffffff00, "Realtek", NULL
, NULL
},
73 { 0x414c4700, 0xffffff00, "Realtek", NULL
, NULL
},
74 { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL
, NULL
},
75 { 0x43525900, 0xffffff00, "Cirrus Logic", NULL
, NULL
},
76 { 0x43585400, 0xffffff00, "Conexant", NULL
, NULL
},
77 { 0x44543000, 0xffffff00, "Diamond Technology", NULL
, NULL
},
78 { 0x454d4300, 0xffffff00, "eMicro", NULL
, NULL
},
79 { 0x45838300, 0xffffff00, "ESS Technology", NULL
, NULL
},
80 { 0x48525300, 0xffffff00, "Intersil", NULL
, NULL
},
81 { 0x49434500, 0xffffff00, "ICEnsemble", NULL
, NULL
},
82 { 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL
, NULL
},
83 { 0x4e534300, 0xffffff00, "National Semiconductor", NULL
, NULL
},
84 { 0x50534300, 0xffffff00, "Philips", NULL
, NULL
},
85 { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL
, NULL
},
86 { 0x54524100, 0xffffff00, "TriTech", NULL
, NULL
},
87 { 0x54584e00, 0xffffff00, "Texas Instruments", NULL
, NULL
},
88 { 0x56494100, 0xffffff00, "VIA Technologies", NULL
, NULL
},
89 { 0x57454300, 0xffffff00, "Winbond", NULL
, NULL
},
90 { 0x574d4c00, 0xffffff00, "Wolfson", NULL
, NULL
},
91 { 0x594d4800, 0xffffff00, "Yamaha", NULL
, NULL
},
92 { 0x83847600, 0xffffff00, "SigmaTel", NULL
, NULL
},
93 { 0, 0, NULL
, NULL
, NULL
}
96 static const struct ac97_codec_id snd_ac97_codec_ids
[] = {
97 { 0x414b4d00, 0xffffffff, "AK4540", NULL
, NULL
},
98 { 0x414b4d01, 0xffffffff, "AK4542", NULL
, NULL
},
99 { 0x414b4d02, 0xffffffff, "AK4543", NULL
, NULL
},
100 { 0x414b4d06, 0xffffffff, "AK4544A", NULL
, NULL
},
101 { 0x414b4d07, 0xffffffff, "AK4545", NULL
, NULL
},
102 { 0x41445303, 0xffffffff, "AD1819", patch_ad1819
, NULL
},
103 { 0x41445340, 0xffffffff, "AD1881", patch_ad1881
, NULL
},
104 { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881
, NULL
},
105 { 0x41445360, 0xffffffff, "AD1885", patch_ad1885
, NULL
},
106 { 0x41445361, 0xffffffff, "AD1886", patch_ad1886
, NULL
},
107 { 0x41445362, 0xffffffff, "AD1887", patch_ad1881
, NULL
},
108 { 0x41445363, 0xffffffff, "AD1886A", patch_ad1881
, NULL
},
109 { 0x41445368, 0xffffffff, "AD1888", patch_ad1888
, NULL
},
110 { 0x41445370, 0xffffffff, "AD1980", patch_ad1980
, NULL
},
111 { 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a
, NULL
},
112 { 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b
, NULL
},
113 { 0x41445375, 0xffffffff, "AD1985", patch_ad1985
, NULL
},
114 { 0x41445378, 0xffffffff, "AD1986", patch_ad1986
, NULL
},
115 { 0x414c4300, 0xffffff00, "ALC100,100P", NULL
, NULL
},
116 { 0x414c4710, 0xfffffff0, "ALC200,200P", NULL
, NULL
},
117 { 0x414c4721, 0xffffffff, "ALC650D", NULL
, NULL
}, /* already patched */
118 { 0x414c4722, 0xffffffff, "ALC650E", NULL
, NULL
}, /* already patched */
119 { 0x414c4723, 0xffffffff, "ALC650F", NULL
, NULL
}, /* already patched */
120 { 0x414c4720, 0xfffffff0, "ALC650", patch_alc650
, NULL
},
121 { 0x414c4760, 0xfffffff0, "ALC655", patch_alc655
, NULL
},
122 { 0x414c4781, 0xffffffff, "ALC658D", NULL
, NULL
}, /* already patched */
123 { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655
, NULL
},
124 { 0x414c4790, 0xfffffff0, "ALC850", patch_alc850
, NULL
},
125 { 0x414c4730, 0xffffffff, "ALC101", NULL
, NULL
},
126 { 0x414c4740, 0xfffffff0, "ALC202", NULL
, NULL
},
127 { 0x414c4750, 0xfffffff0, "ALC250", NULL
, NULL
},
128 { 0x414c4770, 0xfffffff0, "ALC203", NULL
, NULL
},
129 { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738
, NULL
},
130 { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739
, NULL
},
131 { 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780
, NULL
},
132 { 0x434d4978, 0xffffffff, "CMI9761A", patch_cm9761
, NULL
},
133 { 0x434d4982, 0xffffffff, "CMI9761B", patch_cm9761
, NULL
},
134 { 0x434d4983, 0xffffffff, "CMI9761A+", patch_cm9761
, NULL
},
135 { 0x43525900, 0xfffffff8, "CS4297", NULL
, NULL
},
136 { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif
, NULL
},
137 { 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif
, NULL
},
138 { 0x43525928, 0xfffffff8, "CS4294", NULL
, NULL
},
139 { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299
, NULL
},
140 { 0x43525948, 0xfffffff8, "CS4201", NULL
, NULL
},
141 { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif
, NULL
},
142 { 0x43525960, 0xfffffff8, "CS4291", NULL
, NULL
},
143 { 0x43525970, 0xfffffff8, "CS4202", NULL
, NULL
},
144 { 0x43585421, 0xffffffff, "HSD11246", NULL
, NULL
}, // SmartMC II
145 { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant
, NULL
}, // SmartAMC fixme: the mask might be different
146 { 0x43585431, 0xffffffff, "Cx20551", patch_cx20551
, NULL
},
147 { 0x44543031, 0xfffffff0, "DT0398", NULL
, NULL
},
148 { 0x454d4328, 0xffffffff, "EM28028", NULL
, NULL
}, // same as TR28028?
149 { 0x45838308, 0xffffffff, "ESS1988", NULL
, NULL
},
150 { 0x48525300, 0xffffff00, "HMP9701", NULL
, NULL
},
151 { 0x49434501, 0xffffffff, "ICE1230", NULL
, NULL
},
152 { 0x49434511, 0xffffffff, "ICE1232", NULL
, NULL
}, // alias VIA VT1611A?
153 { 0x49434514, 0xffffffff, "ICE1232A", NULL
, NULL
},
154 { 0x49434551, 0xffffffff, "VT1616", patch_vt1616
, NULL
},
155 { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616
, NULL
}, // VT1616 compatible (chipset integrated)
156 { 0x49544520, 0xffffffff, "IT2226E", NULL
, NULL
},
157 { 0x49544561, 0xffffffff, "IT2646E", patch_it2646
, NULL
},
158 { 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL
, NULL
}, // only guess --jk
159 { 0x4e534331, 0xffffffff, "LM4549", NULL
, NULL
},
160 { 0x4e534350, 0xffffffff, "LM4550", patch_lm4550
, NULL
}, // volume wrap fix
161 { 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400
, NULL
},
162 { 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036
, mpatch_si3036
, AC97_MODEM_PATCH
},
163 { 0x54524102, 0xffffffff, "TR28022", NULL
, NULL
},
164 { 0x54524103, 0xffffffff, "TR28023", NULL
, NULL
},
165 { 0x54524106, 0xffffffff, "TR28026", NULL
, NULL
},
166 { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028
, NULL
}, // added by xin jin [07/09/99]
167 { 0x54524123, 0xffffffff, "TR28602", NULL
, NULL
}, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
168 { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL
, NULL
},
169 { 0x56494161, 0xffffffff, "VIA1612A", NULL
, NULL
}, // modified ICE1232 with S/PDIF
170 { 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a
, NULL
}, // modified VT1616 with S/PDIF
171 { 0x56494182, 0xffffffff, "VIA1618", NULL
, NULL
},
172 { 0x57454301, 0xffffffff, "W83971D", NULL
, NULL
},
173 { 0x574d4c00, 0xffffffff, "WM9701,WM9701A", NULL
, NULL
},
174 { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03
, NULL
},
175 { 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04
, NULL
},
176 { 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05
, NULL
},
177 { 0x574d4C09, 0xffffffff, "WM9709", NULL
, NULL
},
178 { 0x574d4C12, 0xffffffff, "WM9711,WM9712", patch_wolfson11
, NULL
},
179 { 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13
, NULL
, AC97_DEFAULT_POWER_OFF
},
180 { 0x594d4800, 0xffffffff, "YMF743", patch_yamaha_ymf743
, NULL
},
181 { 0x594d4802, 0xffffffff, "YMF752", NULL
, NULL
},
182 { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753
, NULL
},
183 { 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700
, NULL
},
184 { 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL
, NULL
},
185 { 0x83847605, 0xffffffff, "STAC9704", NULL
, NULL
},
186 { 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708
, NULL
},
187 { 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721
, NULL
},
188 { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744
, NULL
},
189 { 0x83847650, 0xffffffff, "STAC9750,51", NULL
, NULL
}, // patch?
190 { 0x83847652, 0xffffffff, "STAC9752,53", NULL
, NULL
}, // patch?
191 { 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756
, NULL
},
192 { 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758
, NULL
},
193 { 0x83847666, 0xffffffff, "STAC9766,67", NULL
, NULL
}, // patch?
194 { 0, 0, NULL
, NULL
, NULL
}
198 static void update_power_regs(struct snd_ac97
*ac97
);
199 #ifdef CONFIG_SND_AC97_POWER_SAVE
200 #define ac97_is_power_save_mode(ac97) \
201 ((ac97->scaps & AC97_SCAP_POWER_SAVE) && power_save)
203 #define ac97_is_power_save_mode(ac97) 0
211 static int snd_ac97_valid_reg(struct snd_ac97
*ac97
, unsigned short reg
)
213 /* filter some registers for buggy codecs */
217 if (reg
<= 0x1c || reg
== 0x20 || reg
== 0x26 || reg
>= 0x7c)
220 case AC97_ID_AD1819
: /* AD1819 */
221 case AC97_ID_AD1881
: /* AD1881 */
222 case AC97_ID_AD1881A
: /* AD1881A */
223 if (reg
>= 0x3a && reg
<= 0x6e) /* 0x59 */
226 case AC97_ID_AD1885
: /* AD1885 */
227 case AC97_ID_AD1886
: /* AD1886 */
228 case AC97_ID_AD1886A
: /* AD1886A - !!verify!! --jk */
229 case AC97_ID_AD1887
: /* AD1887 - !!verify!! --jk */
232 if (reg
>= 0x3c && reg
<= 0x6e) /* 0x59 */
235 case AC97_ID_STAC9700
:
236 case AC97_ID_STAC9704
:
237 case AC97_ID_STAC9705
:
238 case AC97_ID_STAC9708
:
239 case AC97_ID_STAC9721
:
240 case AC97_ID_STAC9744
:
241 case AC97_ID_STAC9756
:
242 if (reg
<= 0x3a || reg
>= 0x5a)
250 * snd_ac97_write - write a value on the given register
251 * @ac97: the ac97 instance
252 * @reg: the register to change
253 * @value: the value to set
255 * Writes a value on the given register. This will invoke the write
256 * callback directly after the register check.
257 * This function doesn't change the register cache unlike
258 * #snd_ca97_write_cache(), so use this only when you don't want to
259 * reflect the change to the suspend/resume state.
261 void snd_ac97_write(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
263 if (!snd_ac97_valid_reg(ac97
, reg
))
265 if ((ac97
->id
& 0xffffff00) == AC97_ID_ALC100
) {
266 /* Fix H/W bug of ALC100/100P */
267 if (reg
== AC97_MASTER
|| reg
== AC97_HEADPHONE
)
268 ac97
->bus
->ops
->write(ac97
, AC97_RESET
, 0); /* reset audio codec */
270 ac97
->bus
->ops
->write(ac97
, reg
, value
);
273 EXPORT_SYMBOL(snd_ac97_write
);
276 * snd_ac97_read - read a value from the given register
278 * @ac97: the ac97 instance
279 * @reg: the register to read
281 * Reads a value from the given register. This will invoke the read
282 * callback directly after the register check.
284 * Returns the read value.
286 unsigned short snd_ac97_read(struct snd_ac97
*ac97
, unsigned short reg
)
288 if (!snd_ac97_valid_reg(ac97
, reg
))
290 return ac97
->bus
->ops
->read(ac97
, reg
);
293 /* read a register - return the cached value if already read */
294 static inline unsigned short snd_ac97_read_cache(struct snd_ac97
*ac97
, unsigned short reg
)
296 if (! test_bit(reg
, ac97
->reg_accessed
)) {
297 ac97
->regs
[reg
] = ac97
->bus
->ops
->read(ac97
, reg
);
298 // set_bit(reg, ac97->reg_accessed);
300 return ac97
->regs
[reg
];
303 EXPORT_SYMBOL(snd_ac97_read
);
306 * snd_ac97_write_cache - write a value on the given register and update the cache
307 * @ac97: the ac97 instance
308 * @reg: the register to change
309 * @value: the value to set
311 * Writes a value on the given register and updates the register
312 * cache. The cached values are used for the cached-read and the
315 void snd_ac97_write_cache(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
317 if (!snd_ac97_valid_reg(ac97
, reg
))
319 mutex_lock(&ac97
->reg_mutex
);
320 ac97
->regs
[reg
] = value
;
321 ac97
->bus
->ops
->write(ac97
, reg
, value
);
322 set_bit(reg
, ac97
->reg_accessed
);
323 mutex_unlock(&ac97
->reg_mutex
);
326 EXPORT_SYMBOL(snd_ac97_write_cache
);
329 * snd_ac97_update - update the value on the given register
330 * @ac97: the ac97 instance
331 * @reg: the register to change
332 * @value: the value to set
334 * Compares the value with the register cache and updates the value
335 * only when the value is changed.
337 * Returns 1 if the value is changed, 0 if no change, or a negative
340 int snd_ac97_update(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short value
)
344 if (!snd_ac97_valid_reg(ac97
, reg
))
346 mutex_lock(&ac97
->reg_mutex
);
347 change
= ac97
->regs
[reg
] != value
;
349 ac97
->regs
[reg
] = value
;
350 ac97
->bus
->ops
->write(ac97
, reg
, value
);
352 set_bit(reg
, ac97
->reg_accessed
);
353 mutex_unlock(&ac97
->reg_mutex
);
357 EXPORT_SYMBOL(snd_ac97_update
);
360 * snd_ac97_update_bits - update the bits on the given register
361 * @ac97: the ac97 instance
362 * @reg: the register to change
363 * @mask: the bit-mask to change
364 * @value: the value to set
366 * Updates the masked-bits on the given register only when the value
369 * Returns 1 if the bits are changed, 0 if no change, or a negative
372 int snd_ac97_update_bits(struct snd_ac97
*ac97
, unsigned short reg
, unsigned short mask
, unsigned short value
)
376 if (!snd_ac97_valid_reg(ac97
, reg
))
378 mutex_lock(&ac97
->reg_mutex
);
379 change
= snd_ac97_update_bits_nolock(ac97
, reg
, mask
, value
);
380 mutex_unlock(&ac97
->reg_mutex
);
384 EXPORT_SYMBOL(snd_ac97_update_bits
);
386 /* no lock version - see snd_ac97_updat_bits() */
387 int snd_ac97_update_bits_nolock(struct snd_ac97
*ac97
, unsigned short reg
,
388 unsigned short mask
, unsigned short value
)
391 unsigned short old
, new;
393 old
= snd_ac97_read_cache(ac97
, reg
);
394 new = (old
& ~mask
) | (value
& mask
);
397 ac97
->regs
[reg
] = new;
398 ac97
->bus
->ops
->write(ac97
, reg
, new);
400 set_bit(reg
, ac97
->reg_accessed
);
404 static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97
*ac97
, int codec
, unsigned short mask
, unsigned short value
)
407 unsigned short old
, new, cfg
;
409 mutex_lock(&ac97
->page_mutex
);
410 old
= ac97
->spec
.ad18xx
.pcmreg
[codec
];
411 new = (old
& ~mask
) | (value
& mask
);
414 mutex_lock(&ac97
->reg_mutex
);
415 cfg
= snd_ac97_read_cache(ac97
, AC97_AD_SERIAL_CFG
);
416 ac97
->spec
.ad18xx
.pcmreg
[codec
] = new;
417 /* select single codec */
418 ac97
->bus
->ops
->write(ac97
, AC97_AD_SERIAL_CFG
,
420 ac97
->spec
.ad18xx
.unchained
[codec
] | ac97
->spec
.ad18xx
.chained
[codec
]);
421 /* update PCM bits */
422 ac97
->bus
->ops
->write(ac97
, AC97_PCM
, new);
423 /* select all codecs */
424 ac97
->bus
->ops
->write(ac97
, AC97_AD_SERIAL_CFG
,
426 mutex_unlock(&ac97
->reg_mutex
);
428 mutex_unlock(&ac97
->page_mutex
);
436 static int snd_ac97_info_enum_double(struct snd_kcontrol
*kcontrol
,
437 struct snd_ctl_elem_info
*uinfo
)
439 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
441 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
442 uinfo
->count
= e
->shift_l
== e
->shift_r
? 1 : 2;
443 uinfo
->value
.enumerated
.items
= e
->mask
;
445 if (uinfo
->value
.enumerated
.item
> e
->mask
- 1)
446 uinfo
->value
.enumerated
.item
= e
->mask
- 1;
447 strcpy(uinfo
->value
.enumerated
.name
, e
->texts
[uinfo
->value
.enumerated
.item
]);
451 static int snd_ac97_get_enum_double(struct snd_kcontrol
*kcontrol
,
452 struct snd_ctl_elem_value
*ucontrol
)
454 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
455 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
456 unsigned short val
, bitmask
;
458 for (bitmask
= 1; bitmask
< e
->mask
; bitmask
<<= 1)
460 val
= snd_ac97_read_cache(ac97
, e
->reg
);
461 ucontrol
->value
.enumerated
.item
[0] = (val
>> e
->shift_l
) & (bitmask
- 1);
462 if (e
->shift_l
!= e
->shift_r
)
463 ucontrol
->value
.enumerated
.item
[1] = (val
>> e
->shift_r
) & (bitmask
- 1);
468 static int snd_ac97_put_enum_double(struct snd_kcontrol
*kcontrol
,
469 struct snd_ctl_elem_value
*ucontrol
)
471 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
472 struct ac97_enum
*e
= (struct ac97_enum
*)kcontrol
->private_value
;
474 unsigned short mask
, bitmask
;
476 for (bitmask
= 1; bitmask
< e
->mask
; bitmask
<<= 1)
478 if (ucontrol
->value
.enumerated
.item
[0] > e
->mask
- 1)
480 val
= ucontrol
->value
.enumerated
.item
[0] << e
->shift_l
;
481 mask
= (bitmask
- 1) << e
->shift_l
;
482 if (e
->shift_l
!= e
->shift_r
) {
483 if (ucontrol
->value
.enumerated
.item
[1] > e
->mask
- 1)
485 val
|= ucontrol
->value
.enumerated
.item
[1] << e
->shift_r
;
486 mask
|= (bitmask
- 1) << e
->shift_r
;
488 return snd_ac97_update_bits(ac97
, e
->reg
, mask
, val
);
491 /* save/restore ac97 v2.3 paging */
492 static int snd_ac97_page_save(struct snd_ac97
*ac97
, int reg
, struct snd_kcontrol
*kcontrol
)
495 if ((kcontrol
->private_value
& (1<<25)) &&
496 (ac97
->ext_id
& AC97_EI_REV_MASK
) >= AC97_EI_REV_23
&&
497 (reg
>= 0x60 && reg
< 0x70)) {
498 unsigned short page
= (kcontrol
->private_value
>> 26) & 0x0f;
499 mutex_lock(&ac97
->page_mutex
); /* lock paging */
500 page_save
= snd_ac97_read(ac97
, AC97_INT_PAGING
) & AC97_PAGE_MASK
;
501 snd_ac97_update_bits(ac97
, AC97_INT_PAGING
, AC97_PAGE_MASK
, page
);
506 static void snd_ac97_page_restore(struct snd_ac97
*ac97
, int page_save
)
508 if (page_save
>= 0) {
509 snd_ac97_update_bits(ac97
, AC97_INT_PAGING
, AC97_PAGE_MASK
, page_save
);
510 mutex_unlock(&ac97
->page_mutex
); /* unlock paging */
514 /* volume and switch controls */
515 static int snd_ac97_info_volsw(struct snd_kcontrol
*kcontrol
,
516 struct snd_ctl_elem_info
*uinfo
)
518 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
519 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
520 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
522 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
523 uinfo
->count
= shift
== rshift
? 1 : 2;
524 uinfo
->value
.integer
.min
= 0;
525 uinfo
->value
.integer
.max
= mask
;
529 static int snd_ac97_get_volsw(struct snd_kcontrol
*kcontrol
,
530 struct snd_ctl_elem_value
*ucontrol
)
532 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
533 int reg
= kcontrol
->private_value
& 0xff;
534 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
535 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
536 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
537 int invert
= (kcontrol
->private_value
>> 24) & 0x01;
540 page_save
= snd_ac97_page_save(ac97
, reg
, kcontrol
);
541 ucontrol
->value
.integer
.value
[0] = (snd_ac97_read_cache(ac97
, reg
) >> shift
) & mask
;
543 ucontrol
->value
.integer
.value
[1] = (snd_ac97_read_cache(ac97
, reg
) >> rshift
) & mask
;
545 ucontrol
->value
.integer
.value
[0] = mask
- ucontrol
->value
.integer
.value
[0];
547 ucontrol
->value
.integer
.value
[1] = mask
- ucontrol
->value
.integer
.value
[1];
549 snd_ac97_page_restore(ac97
, page_save
);
553 static int snd_ac97_put_volsw(struct snd_kcontrol
*kcontrol
,
554 struct snd_ctl_elem_value
*ucontrol
)
556 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
557 int reg
= kcontrol
->private_value
& 0xff;
558 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
559 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
560 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
561 int invert
= (kcontrol
->private_value
>> 24) & 0x01;
563 unsigned short val
, val2
, val_mask
;
565 page_save
= snd_ac97_page_save(ac97
, reg
, kcontrol
);
566 val
= (ucontrol
->value
.integer
.value
[0] & mask
);
569 val_mask
= mask
<< shift
;
571 if (shift
!= rshift
) {
572 val2
= (ucontrol
->value
.integer
.value
[1] & mask
);
575 val_mask
|= mask
<< rshift
;
576 val
|= val2
<< rshift
;
578 err
= snd_ac97_update_bits(ac97
, reg
, val_mask
, val
);
579 snd_ac97_page_restore(ac97
, page_save
);
580 #ifdef CONFIG_SND_AC97_POWER_SAVE
581 /* check analog mixer power-down */
582 if ((val_mask
& 0x8000) &&
583 (kcontrol
->private_value
& (1<<30))) {
585 ac97
->power_up
&= ~(1 << (reg
>>1));
587 ac97
->power_up
|= 1 << (reg
>>1);
588 update_power_regs(ac97
);
594 static const struct snd_kcontrol_new snd_ac97_controls_master_mono
[2] = {
595 AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO
, 15, 1, 1),
596 AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO
, 0, 31, 1)
599 static const struct snd_kcontrol_new snd_ac97_controls_tone
[2] = {
600 AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE
, 8, 15, 1),
601 AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE
, 0, 15, 1)
604 static const struct snd_kcontrol_new snd_ac97_controls_pc_beep
[2] = {
605 AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP
, 15, 1, 1),
606 AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP
, 1, 15, 1)
609 static const struct snd_kcontrol_new snd_ac97_controls_mic_boost
=
610 AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC
, 6, 1, 0);
613 static const char* std_rec_sel
[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"};
614 static const char* std_3d_path
[] = {"pre 3D", "post 3D"};
615 static const char* std_mix
[] = {"Mix", "Mic"};
616 static const char* std_mic
[] = {"Mic1", "Mic2"};
618 static const struct ac97_enum std_enum
[] = {
619 AC97_ENUM_DOUBLE(AC97_REC_SEL
, 8, 0, 8, std_rec_sel
),
620 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 15, 2, std_3d_path
),
621 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 9, 2, std_mix
),
622 AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE
, 8, 2, std_mic
),
625 static const struct snd_kcontrol_new snd_ac97_control_capture_src
=
626 AC97_ENUM("Capture Source", std_enum
[0]);
628 static const struct snd_kcontrol_new snd_ac97_control_capture_vol
=
629 AC97_DOUBLE("Capture Volume", AC97_REC_GAIN
, 8, 0, 15, 0);
631 static const struct snd_kcontrol_new snd_ac97_controls_mic_capture
[2] = {
632 AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC
, 15, 1, 1),
633 AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC
, 0, 15, 0)
637 AC97_GENERAL_PCM_OUT
= 0,
638 AC97_GENERAL_STEREO_ENHANCEMENT
,
640 AC97_GENERAL_LOUDNESS
,
643 AC97_GENERAL_LOOPBACK
646 static const struct snd_kcontrol_new snd_ac97_controls_general
[7] = {
647 AC97_ENUM("PCM Out Path & Mute", std_enum
[1]),
648 AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE
, 14, 1, 0),
649 AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE
, 13, 1, 0),
650 AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE
, 12, 1, 0),
651 AC97_ENUM("Mono Output Select", std_enum
[2]),
652 AC97_ENUM("Mic Select", std_enum
[3]),
653 AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE
, 7, 1, 0)
656 static const struct snd_kcontrol_new snd_ac97_controls_3d
[2] = {
657 AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL
, 8, 15, 0),
658 AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL
, 0, 15, 0)
661 static const struct snd_kcontrol_new snd_ac97_controls_center
[2] = {
662 AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER
, 7, 1, 1),
663 AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER
, 0, 31, 1)
666 static const struct snd_kcontrol_new snd_ac97_controls_lfe
[2] = {
667 AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER
, 15, 1, 1),
668 AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER
, 8, 31, 1)
671 static const struct snd_kcontrol_new snd_ac97_control_eapd
=
672 AC97_SINGLE("External Amplifier", AC97_POWERDOWN
, 15, 1, 1);
674 static const struct snd_kcontrol_new snd_ac97_controls_modem_switches
[2] = {
675 AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS
, 0, 1, 0),
676 AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS
, 2, 1, 0)
679 /* change the existing EAPD control as inverted */
680 static void set_inv_eapd(struct snd_ac97
*ac97
, struct snd_kcontrol
*kctl
)
682 kctl
->private_value
= AC97_SINGLE_VALUE(AC97_POWERDOWN
, 15, 1, 0);
683 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, (1<<15), (1<<15)); /* EAPD up */
684 ac97
->scaps
|= AC97_SCAP_INV_EAPD
;
687 static int snd_ac97_spdif_mask_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
689 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
694 static int snd_ac97_spdif_cmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
696 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
697 IEC958_AES0_NONAUDIO
|
698 IEC958_AES0_CON_EMPHASIS_5015
|
699 IEC958_AES0_CON_NOT_COPYRIGHT
;
700 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
701 IEC958_AES1_CON_ORIGINAL
;
702 ucontrol
->value
.iec958
.status
[3] = IEC958_AES3_CON_FS
;
706 static int snd_ac97_spdif_pmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
708 /* FIXME: AC'97 spec doesn't say which bits are used for what */
709 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
710 IEC958_AES0_NONAUDIO
|
712 IEC958_AES0_PRO_EMPHASIS_5015
;
716 static int snd_ac97_spdif_default_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
718 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
720 mutex_lock(&ac97
->reg_mutex
);
721 ucontrol
->value
.iec958
.status
[0] = ac97
->spdif_status
& 0xff;
722 ucontrol
->value
.iec958
.status
[1] = (ac97
->spdif_status
>> 8) & 0xff;
723 ucontrol
->value
.iec958
.status
[2] = (ac97
->spdif_status
>> 16) & 0xff;
724 ucontrol
->value
.iec958
.status
[3] = (ac97
->spdif_status
>> 24) & 0xff;
725 mutex_unlock(&ac97
->reg_mutex
);
729 static int snd_ac97_spdif_default_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
731 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
732 unsigned int new = 0;
733 unsigned short val
= 0;
736 new = val
= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_PROFESSIONAL
|IEC958_AES0_NONAUDIO
);
737 if (ucontrol
->value
.iec958
.status
[0] & IEC958_AES0_PROFESSIONAL
) {
738 new |= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_PRO_FS
|IEC958_AES0_PRO_EMPHASIS_5015
);
739 switch (new & IEC958_AES0_PRO_FS
) {
740 case IEC958_AES0_PRO_FS_44100
: val
|= 0<<12; break;
741 case IEC958_AES0_PRO_FS_48000
: val
|= 2<<12; break;
742 case IEC958_AES0_PRO_FS_32000
: val
|= 3<<12; break;
743 default: val
|= 1<<12; break;
745 if ((new & IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
748 new |= ucontrol
->value
.iec958
.status
[0] & (IEC958_AES0_CON_EMPHASIS_5015
|IEC958_AES0_CON_NOT_COPYRIGHT
);
749 new |= ((ucontrol
->value
.iec958
.status
[1] & (IEC958_AES1_CON_CATEGORY
|IEC958_AES1_CON_ORIGINAL
)) << 8);
750 new |= ((ucontrol
->value
.iec958
.status
[3] & IEC958_AES3_CON_FS
) << 24);
751 if ((new & IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
753 if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT
))
755 val
|= ((new >> 8) & 0xff) << 4; // category + original
756 switch ((new >> 24) & 0xff) {
757 case IEC958_AES3_CON_FS_44100
: val
|= 0<<12; break;
758 case IEC958_AES3_CON_FS_48000
: val
|= 2<<12; break;
759 case IEC958_AES3_CON_FS_32000
: val
|= 3<<12; break;
760 default: val
|= 1<<12; break;
764 mutex_lock(&ac97
->reg_mutex
);
765 change
= ac97
->spdif_status
!= new;
766 ac97
->spdif_status
= new;
768 if (ac97
->flags
& AC97_CS_SPDIF
) {
769 int x
= (val
>> 12) & 0x03;
771 case 0: x
= 1; break; // 44.1
772 case 2: x
= 0; break; // 48.0
773 default: x
= 0; break; // illegal.
775 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_CSR_SPDIF
, 0x3fff, ((val
& 0xcfff) | (x
<< 12)));
776 } else if (ac97
->flags
& AC97_CX_SPDIF
) {
778 v
= new & (IEC958_AES0_CON_EMPHASIS_5015
|IEC958_AES0_CON_NOT_COPYRIGHT
) ? 0 : AC97_CXR_COPYRGT
;
779 v
|= new & IEC958_AES0_NONAUDIO
? AC97_CXR_SPDIF_AC3
: AC97_CXR_SPDIF_PCM
;
780 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_CXR_AUDIO_MISC
,
781 AC97_CXR_SPDIF_MASK
| AC97_CXR_COPYRGT
,
783 } else if (ac97
->id
== AC97_ID_YMF743
) {
784 change
|= snd_ac97_update_bits_nolock(ac97
,
785 AC97_YMF7X3_DIT_CTRL
,
787 ((val
<< 4) & 0xff00) |
788 ((val
<< 2) & 0x0038));
790 unsigned short extst
= snd_ac97_read_cache(ac97
, AC97_EXTENDED_STATUS
);
791 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0); /* turn off */
793 change
|= snd_ac97_update_bits_nolock(ac97
, AC97_SPDIF
, 0x3fff, val
);
794 if (extst
& AC97_EA_SPDIF
) {
795 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
798 mutex_unlock(&ac97
->reg_mutex
);
803 static int snd_ac97_put_spsa(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
805 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
806 int reg
= kcontrol
->private_value
& 0xff;
807 int shift
= (kcontrol
->private_value
>> 8) & 0xff;
808 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
809 // int invert = (kcontrol->private_value >> 24) & 0xff;
810 unsigned short value
, old
, new;
813 value
= (ucontrol
->value
.integer
.value
[0] & mask
);
815 mutex_lock(&ac97
->reg_mutex
);
818 old
= snd_ac97_read_cache(ac97
, reg
);
819 new = (old
& ~mask
) | value
;
823 unsigned short extst
= snd_ac97_read_cache(ac97
, AC97_EXTENDED_STATUS
);
824 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0); /* turn off */
825 change
= snd_ac97_update_bits_nolock(ac97
, reg
, mask
, value
);
826 if (extst
& AC97_EA_SPDIF
)
827 snd_ac97_update_bits_nolock(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
829 mutex_unlock(&ac97
->reg_mutex
);
833 static const struct snd_kcontrol_new snd_ac97_controls_spdif
[5] = {
835 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
836 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
837 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
838 .info
= snd_ac97_spdif_mask_info
,
839 .get
= snd_ac97_spdif_cmask_get
,
842 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
843 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
844 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
845 .info
= snd_ac97_spdif_mask_info
,
846 .get
= snd_ac97_spdif_pmask_get
,
849 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
850 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
851 .info
= snd_ac97_spdif_mask_info
,
852 .get
= snd_ac97_spdif_default_get
,
853 .put
= snd_ac97_spdif_default_put
,
856 AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),AC97_EXTENDED_STATUS
, 2, 1, 0),
858 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
859 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,NONE
) "AC97-SPSA",
860 .info
= snd_ac97_info_volsw
,
861 .get
= snd_ac97_get_volsw
,
862 .put
= snd_ac97_put_spsa
,
863 .private_value
= AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS
, 4, 3, 0)
867 #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \
868 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \
869 .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \
870 .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) }
872 static int snd_ac97_ad18xx_pcm_info_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
874 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
875 int mask
= (kcontrol
->private_value
>> 16) & 0x0f;
876 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
877 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
879 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
880 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
))
884 uinfo
->value
.integer
.min
= 0;
885 uinfo
->value
.integer
.max
= mask
;
889 static int snd_ac97_ad18xx_pcm_get_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
891 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
892 int codec
= kcontrol
->private_value
& 3;
893 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
894 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
895 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
897 ucontrol
->value
.integer
.value
[0] = mask
- ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> lshift
) & mask
);
898 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
))
899 ucontrol
->value
.integer
.value
[1] = mask
- ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> rshift
) & mask
);
903 static int snd_ac97_ad18xx_pcm_put_bits(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
905 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
906 int codec
= kcontrol
->private_value
& 3;
907 int lshift
= (kcontrol
->private_value
>> 8) & 0x0f;
908 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
909 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
910 unsigned short val
, valmask
;
912 val
= (mask
- (ucontrol
->value
.integer
.value
[0] & mask
)) << lshift
;
913 valmask
= mask
<< lshift
;
914 if (lshift
!= rshift
&& (ac97
->flags
& AC97_STEREO_MUTES
)) {
915 val
|= (mask
- (ucontrol
->value
.integer
.value
[1] & mask
)) << rshift
;
916 valmask
|= mask
<< rshift
;
918 return snd_ac97_ad18xx_update_pcm_bits(ac97
, codec
, valmask
, val
);
921 #define AD18XX_PCM_VOLUME(xname, codec) \
922 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \
923 .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \
924 .private_value = codec }
926 static int snd_ac97_ad18xx_pcm_info_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
928 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
930 uinfo
->value
.integer
.min
= 0;
931 uinfo
->value
.integer
.max
= 31;
935 static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
937 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
938 int codec
= kcontrol
->private_value
& 3;
940 mutex_lock(&ac97
->page_mutex
);
941 ucontrol
->value
.integer
.value
[0] = 31 - ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> 0) & 31);
942 ucontrol
->value
.integer
.value
[1] = 31 - ((ac97
->spec
.ad18xx
.pcmreg
[codec
] >> 8) & 31);
943 mutex_unlock(&ac97
->page_mutex
);
947 static int snd_ac97_ad18xx_pcm_put_volume(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
949 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
950 int codec
= kcontrol
->private_value
& 3;
951 unsigned short val1
, val2
;
953 val1
= 31 - (ucontrol
->value
.integer
.value
[0] & 31);
954 val2
= 31 - (ucontrol
->value
.integer
.value
[1] & 31);
955 return snd_ac97_ad18xx_update_pcm_bits(ac97
, codec
, 0x1f1f, (val1
<< 8) | val2
);
958 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_pcm
[2] = {
959 AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1),
960 AD18XX_PCM_VOLUME("PCM Playback Volume", 0)
963 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_surround
[2] = {
964 AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1),
965 AD18XX_PCM_VOLUME("Surround Playback Volume", 1)
968 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_center
[2] = {
969 AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1),
970 AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31)
973 static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_lfe
[2] = {
974 AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1),
975 AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31)
982 static void snd_ac97_powerdown(struct snd_ac97
*ac97
);
984 static int snd_ac97_bus_free(struct snd_ac97_bus
*bus
)
987 snd_ac97_bus_proc_done(bus
);
989 if (bus
->private_free
)
990 bus
->private_free(bus
);
996 static int snd_ac97_bus_dev_free(struct snd_device
*device
)
998 struct snd_ac97_bus
*bus
= device
->device_data
;
999 return snd_ac97_bus_free(bus
);
1002 static int snd_ac97_free(struct snd_ac97
*ac97
)
1005 #ifdef CONFIG_SND_AC97_POWER_SAVE
1006 cancel_delayed_work(&ac97
->power_work
);
1007 flush_scheduled_work();
1009 snd_ac97_proc_done(ac97
);
1011 ac97
->bus
->codec
[ac97
->num
] = NULL
;
1012 if (ac97
->private_free
)
1013 ac97
->private_free(ac97
);
1019 static int snd_ac97_dev_free(struct snd_device
*device
)
1021 struct snd_ac97
*ac97
= device
->device_data
;
1022 snd_ac97_powerdown(ac97
); /* for avoiding click noises during shut down */
1023 return snd_ac97_free(ac97
);
1026 static int snd_ac97_try_volume_mix(struct snd_ac97
* ac97
, int reg
)
1028 unsigned short val
, mask
= 0x8000;
1030 if (! snd_ac97_valid_reg(ac97
, reg
))
1034 case AC97_MASTER_TONE
:
1035 return ac97
->caps
& 0x04 ? 1 : 0;
1036 case AC97_HEADPHONE
:
1037 return ac97
->caps
& 0x10 ? 1 : 0;
1038 case AC97_REC_GAIN_MIC
:
1039 return ac97
->caps
& 0x01 ? 1 : 0;
1040 case AC97_3D_CONTROL
:
1041 if (ac97
->caps
& 0x7c00) {
1042 val
= snd_ac97_read(ac97
, reg
);
1043 /* if nonzero - fixed and we can't set it */
1047 case AC97_CENTER_LFE_MASTER
: /* center */
1048 if ((ac97
->ext_id
& AC97_EI_CDAC
) == 0)
1051 case AC97_CENTER_LFE_MASTER
+1: /* lfe */
1052 if ((ac97
->ext_id
& AC97_EI_LDAC
) == 0)
1054 reg
= AC97_CENTER_LFE_MASTER
;
1057 case AC97_SURROUND_MASTER
:
1058 if ((ac97
->ext_id
& AC97_EI_SDAC
) == 0)
1063 val
= snd_ac97_read(ac97
, reg
);
1064 if (!(val
& mask
)) {
1065 /* nothing seems to be here - mute flag is not set */
1066 /* try another test */
1067 snd_ac97_write_cache(ac97
, reg
, val
| mask
);
1068 val
= snd_ac97_read(ac97
, reg
);
1069 val
= snd_ac97_read(ac97
, reg
);
1071 return 0; /* nothing here */
1073 return 1; /* success, useable */
1076 static void check_volume_resolution(struct snd_ac97
*ac97
, int reg
, unsigned char *lo_max
, unsigned char *hi_max
)
1078 unsigned short cbit
[3] = { 0x20, 0x10, 0x01 };
1079 unsigned char max
[3] = { 63, 31, 15 };
1082 /* first look up the static resolution table */
1083 if (ac97
->res_table
) {
1084 const struct snd_ac97_res_table
*tbl
;
1085 for (tbl
= ac97
->res_table
; tbl
->reg
; tbl
++) {
1086 if (tbl
->reg
== reg
) {
1087 *lo_max
= tbl
->bits
& 0xff;
1088 *hi_max
= (tbl
->bits
>> 8) & 0xff;
1094 *lo_max
= *hi_max
= 0;
1095 for (i
= 0 ; i
< ARRAY_SIZE(cbit
); i
++) {
1097 snd_ac97_write(ac97
, reg
, 0x8080 | cbit
[i
] | (cbit
[i
] << 8));
1098 /* Do the read twice due to buffers on some ac97 codecs.
1099 * e.g. The STAC9704 returns exactly what you wrote to the register
1100 * if you read it immediately. This causes the detect routine to fail.
1102 val
= snd_ac97_read(ac97
, reg
);
1103 val
= snd_ac97_read(ac97
, reg
);
1104 if (! *lo_max
&& (val
& 0x7f) == cbit
[i
])
1106 if (! *hi_max
&& ((val
>> 8) & 0x7f) == cbit
[i
])
1108 if (*lo_max
&& *hi_max
)
1113 static int snd_ac97_try_bit(struct snd_ac97
* ac97
, int reg
, int bit
)
1115 unsigned short mask
, val
, orig
, res
;
1118 orig
= snd_ac97_read(ac97
, reg
);
1120 snd_ac97_write(ac97
, reg
, val
);
1121 res
= snd_ac97_read(ac97
, reg
);
1122 snd_ac97_write_cache(ac97
, reg
, orig
);
1126 /* check the volume resolution of center/lfe */
1127 static void snd_ac97_change_volume_params2(struct snd_ac97
* ac97
, int reg
, int shift
, unsigned char *max
)
1129 unsigned short val
, val1
;
1132 val
= 0x8080 | (0x20 << shift
);
1133 snd_ac97_write(ac97
, reg
, val
);
1134 val1
= snd_ac97_read(ac97
, reg
);
1138 /* reset volume to zero */
1139 snd_ac97_write_cache(ac97
, reg
, 0x8080);
1142 static inline int printable(unsigned int x
)
1145 if (x
< ' ' || x
>= 0x71) {
1147 return x
- 0x71 + 'A';
1153 static struct snd_kcontrol
*snd_ac97_cnew(const struct snd_kcontrol_new
*_template
,
1154 struct snd_ac97
* ac97
)
1156 struct snd_kcontrol_new
template;
1157 memcpy(&template, _template
, sizeof(template));
1158 template.index
= ac97
->num
;
1159 return snd_ctl_new1(&template, ac97
);
1163 * create mute switch(es) for normal stereo controls
1165 static int snd_ac97_cmute_new_stereo(struct snd_card
*card
, char *name
, int reg
,
1166 int check_stereo
, int check_amix
,
1167 struct snd_ac97
*ac97
)
1169 struct snd_kcontrol
*kctl
;
1171 unsigned short val
, val1
, mute_mask
;
1173 if (! snd_ac97_valid_reg(ac97
, reg
))
1177 val
= snd_ac97_read(ac97
, reg
);
1178 if (check_stereo
|| (ac97
->flags
& AC97_STEREO_MUTES
)) {
1179 /* check whether both mute bits work */
1180 val1
= val
| 0x8080;
1181 snd_ac97_write(ac97
, reg
, val1
);
1182 if (val1
== snd_ac97_read(ac97
, reg
))
1185 if (mute_mask
== 0x8080) {
1186 struct snd_kcontrol_new tmp
= AC97_DOUBLE(name
, reg
, 15, 7, 1, 1);
1188 tmp
.private_value
|= (1 << 30);
1189 tmp
.index
= ac97
->num
;
1190 kctl
= snd_ctl_new1(&tmp
, ac97
);
1192 struct snd_kcontrol_new tmp
= AC97_SINGLE(name
, reg
, 15, 1, 1);
1194 tmp
.private_value
|= (1 << 30);
1195 tmp
.index
= ac97
->num
;
1196 kctl
= snd_ctl_new1(&tmp
, ac97
);
1198 err
= snd_ctl_add(card
, kctl
);
1201 /* mute as default */
1202 snd_ac97_write_cache(ac97
, reg
, val
| mute_mask
);
1207 * set dB information
1209 static const DECLARE_TLV_DB_SCALE(db_scale_4bit
, -4500, 300, 0);
1210 static const DECLARE_TLV_DB_SCALE(db_scale_5bit
, -4650, 150, 0);
1211 static const DECLARE_TLV_DB_SCALE(db_scale_6bit
, -9450, 150, 0);
1212 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max
, -3450, 150, 0);
1213 static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain
, 0, 150, 0);
1215 static const unsigned int *find_db_scale(unsigned int maxval
)
1218 case 0x0f: return db_scale_4bit
;
1219 case 0x1f: return db_scale_5bit
;
1220 case 0x3f: return db_scale_6bit
;
1225 static void set_tlv_db_scale(struct snd_kcontrol
*kctl
, const unsigned int *tlv
)
1229 kctl
->vd
[0].access
|= SNDRV_CTL_ELEM_ACCESS_TLV_READ
;
1233 * create a volume for normal stereo/mono controls
1235 static int snd_ac97_cvol_new(struct snd_card
*card
, char *name
, int reg
, unsigned int lo_max
,
1236 unsigned int hi_max
, struct snd_ac97
*ac97
)
1239 struct snd_kcontrol
*kctl
;
1241 if (! snd_ac97_valid_reg(ac97
, reg
))
1245 struct snd_kcontrol_new tmp
= AC97_DOUBLE(name
, reg
, 8, 0, lo_max
, 1);
1246 tmp
.index
= ac97
->num
;
1247 kctl
= snd_ctl_new1(&tmp
, ac97
);
1250 struct snd_kcontrol_new tmp
= AC97_SINGLE(name
, reg
, 0, lo_max
, 1);
1251 tmp
.index
= ac97
->num
;
1252 kctl
= snd_ctl_new1(&tmp
, ac97
);
1254 if (reg
>= AC97_PHONE
&& reg
<= AC97_PCM
)
1255 set_tlv_db_scale(kctl
, db_scale_5bit_12db_max
);
1257 set_tlv_db_scale(kctl
, find_db_scale(lo_max
));
1258 err
= snd_ctl_add(card
, kctl
);
1261 snd_ac97_write_cache(ac97
, reg
,
1262 (snd_ac97_read(ac97
, reg
) & 0x8080) |
1263 lo_max
| (hi_max
<< 8));
1268 * create a mute-switch and a volume for normal stereo/mono controls
1270 static int snd_ac97_cmix_new_stereo(struct snd_card
*card
, const char *pfx
,
1271 int reg
, int check_stereo
, int check_amix
,
1272 struct snd_ac97
*ac97
)
1276 unsigned char lo_max
, hi_max
;
1278 if (! snd_ac97_valid_reg(ac97
, reg
))
1281 if (snd_ac97_try_bit(ac97
, reg
, 15)) {
1282 sprintf(name
, "%s Switch", pfx
);
1283 if ((err
= snd_ac97_cmute_new_stereo(card
, name
, reg
,
1284 check_stereo
, check_amix
,
1288 check_volume_resolution(ac97
, reg
, &lo_max
, &hi_max
);
1290 sprintf(name
, "%s Volume", pfx
);
1291 if ((err
= snd_ac97_cvol_new(card
, name
, reg
, lo_max
, hi_max
, ac97
)) < 0)
1297 #define snd_ac97_cmix_new(card, pfx, reg, acheck, ac97) \
1298 snd_ac97_cmix_new_stereo(card, pfx, reg, 0, acheck, ac97)
1299 #define snd_ac97_cmute_new(card, name, reg, acheck, ac97) \
1300 snd_ac97_cmute_new_stereo(card, name, reg, 0, acheck, ac97)
1302 static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97
*ac97
);
1304 static int snd_ac97_mixer_build(struct snd_ac97
* ac97
)
1306 struct snd_card
*card
= ac97
->bus
->card
;
1307 struct snd_kcontrol
*kctl
;
1312 /* build master controls */
1313 /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */
1314 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER
)) {
1315 if (ac97
->flags
& AC97_HAS_NO_MASTER_VOL
)
1316 err
= snd_ac97_cmute_new(card
, "Master Playback Switch",
1317 AC97_MASTER
, 0, ac97
);
1319 err
= snd_ac97_cmix_new(card
, "Master Playback",
1320 AC97_MASTER
, 0, ac97
);
1325 ac97
->regs
[AC97_CENTER_LFE_MASTER
] = 0x8080;
1327 /* build center controls */
1328 if ((snd_ac97_try_volume_mix(ac97
, AC97_CENTER_LFE_MASTER
))
1329 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1330 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_center
[0], ac97
))) < 0)
1332 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_center
[1], ac97
))) < 0)
1334 snd_ac97_change_volume_params2(ac97
, AC97_CENTER_LFE_MASTER
, 0, &max
);
1335 kctl
->private_value
&= ~(0xff << 16);
1336 kctl
->private_value
|= (int)max
<< 16;
1337 set_tlv_db_scale(kctl
, find_db_scale(max
));
1338 snd_ac97_write_cache(ac97
, AC97_CENTER_LFE_MASTER
, ac97
->regs
[AC97_CENTER_LFE_MASTER
] | max
);
1341 /* build LFE controls */
1342 if ((snd_ac97_try_volume_mix(ac97
, AC97_CENTER_LFE_MASTER
+1))
1343 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1344 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_lfe
[0], ac97
))) < 0)
1346 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_lfe
[1], ac97
))) < 0)
1348 snd_ac97_change_volume_params2(ac97
, AC97_CENTER_LFE_MASTER
, 8, &max
);
1349 kctl
->private_value
&= ~(0xff << 16);
1350 kctl
->private_value
|= (int)max
<< 16;
1351 set_tlv_db_scale(kctl
, find_db_scale(max
));
1352 snd_ac97_write_cache(ac97
, AC97_CENTER_LFE_MASTER
, ac97
->regs
[AC97_CENTER_LFE_MASTER
] | max
<< 8);
1355 /* build surround controls */
1356 if ((snd_ac97_try_volume_mix(ac97
, AC97_SURROUND_MASTER
))
1357 && !(ac97
->flags
& AC97_AD_MULTI
)) {
1358 /* Surround Master (0x38) is with stereo mutes */
1359 if ((err
= snd_ac97_cmix_new_stereo(card
, "Surround Playback",
1360 AC97_SURROUND_MASTER
, 1, 0,
1365 /* build headphone controls */
1366 if (snd_ac97_try_volume_mix(ac97
, AC97_HEADPHONE
)) {
1367 if ((err
= snd_ac97_cmix_new(card
, "Headphone Playback",
1368 AC97_HEADPHONE
, 0, ac97
)) < 0)
1372 /* build master mono controls */
1373 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER_MONO
)) {
1374 if ((err
= snd_ac97_cmix_new(card
, "Master Mono Playback",
1375 AC97_MASTER_MONO
, 0, ac97
)) < 0)
1379 /* build master tone controls */
1380 if (!(ac97
->flags
& AC97_HAS_NO_TONE
)) {
1381 if (snd_ac97_try_volume_mix(ac97
, AC97_MASTER_TONE
)) {
1382 for (idx
= 0; idx
< 2; idx
++) {
1383 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_tone
[idx
], ac97
))) < 0)
1385 if (ac97
->id
== AC97_ID_YMF743
||
1386 ac97
->id
== AC97_ID_YMF753
) {
1387 kctl
->private_value
&= ~(0xff << 16);
1388 kctl
->private_value
|= 7 << 16;
1391 snd_ac97_write_cache(ac97
, AC97_MASTER_TONE
, 0x0f0f);
1395 /* build PC Speaker controls */
1396 if (!(ac97
->flags
& AC97_HAS_NO_PC_BEEP
) &&
1397 ((ac97
->flags
& AC97_HAS_PC_BEEP
) ||
1398 snd_ac97_try_volume_mix(ac97
, AC97_PC_BEEP
))) {
1399 for (idx
= 0; idx
< 2; idx
++)
1400 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_pc_beep
[idx
], ac97
))) < 0)
1402 set_tlv_db_scale(kctl
, db_scale_4bit
);
1403 snd_ac97_write_cache(ac97
, AC97_PC_BEEP
,
1404 snd_ac97_read(ac97
, AC97_PC_BEEP
) | 0x801e);
1407 /* build Phone controls */
1408 if (!(ac97
->flags
& AC97_HAS_NO_PHONE
)) {
1409 if (snd_ac97_try_volume_mix(ac97
, AC97_PHONE
)) {
1410 if ((err
= snd_ac97_cmix_new(card
, "Phone Playback",
1411 AC97_PHONE
, 1, ac97
)) < 0)
1416 /* build MIC controls */
1417 if (!(ac97
->flags
& AC97_HAS_NO_MIC
)) {
1418 if (snd_ac97_try_volume_mix(ac97
, AC97_MIC
)) {
1419 if ((err
= snd_ac97_cmix_new(card
, "Mic Playback",
1420 AC97_MIC
, 1, ac97
)) < 0)
1422 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_mic_boost
, ac97
))) < 0)
1427 /* build Line controls */
1428 if (snd_ac97_try_volume_mix(ac97
, AC97_LINE
)) {
1429 if ((err
= snd_ac97_cmix_new(card
, "Line Playback",
1430 AC97_LINE
, 1, ac97
)) < 0)
1434 /* build CD controls */
1435 if (!(ac97
->flags
& AC97_HAS_NO_CD
)) {
1436 if (snd_ac97_try_volume_mix(ac97
, AC97_CD
)) {
1437 if ((err
= snd_ac97_cmix_new(card
, "CD Playback",
1438 AC97_CD
, 1, ac97
)) < 0)
1443 /* build Video controls */
1444 if (!(ac97
->flags
& AC97_HAS_NO_VIDEO
)) {
1445 if (snd_ac97_try_volume_mix(ac97
, AC97_VIDEO
)) {
1446 if ((err
= snd_ac97_cmix_new(card
, "Video Playback",
1447 AC97_VIDEO
, 1, ac97
)) < 0)
1452 /* build Aux controls */
1453 if (!(ac97
->flags
& AC97_HAS_NO_AUX
)) {
1454 if (snd_ac97_try_volume_mix(ac97
, AC97_AUX
)) {
1455 if ((err
= snd_ac97_cmix_new(card
, "Aux Playback",
1456 AC97_AUX
, 1, ac97
)) < 0)
1461 /* build PCM controls */
1462 if (ac97
->flags
& AC97_AD_MULTI
) {
1463 unsigned short init_val
;
1464 if (ac97
->flags
& AC97_STEREO_MUTES
)
1468 for (idx
= 0; idx
< 2; idx
++)
1469 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm
[idx
], ac97
))) < 0)
1471 set_tlv_db_scale(kctl
, db_scale_5bit
);
1472 ac97
->spec
.ad18xx
.pcmreg
[0] = init_val
;
1473 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
) {
1474 for (idx
= 0; idx
< 2; idx
++)
1475 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround
[idx
], ac97
))) < 0)
1477 set_tlv_db_scale(kctl
, db_scale_5bit
);
1478 ac97
->spec
.ad18xx
.pcmreg
[1] = init_val
;
1480 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
) {
1481 for (idx
= 0; idx
< 2; idx
++)
1482 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_center
[idx
], ac97
))) < 0)
1484 set_tlv_db_scale(kctl
, db_scale_5bit
);
1485 for (idx
= 0; idx
< 2; idx
++)
1486 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe
[idx
], ac97
))) < 0)
1488 set_tlv_db_scale(kctl
, db_scale_5bit
);
1489 ac97
->spec
.ad18xx
.pcmreg
[2] = init_val
;
1491 snd_ac97_write_cache(ac97
, AC97_PCM
, init_val
);
1493 if (!(ac97
->flags
& AC97_HAS_NO_STD_PCM
)) {
1494 if (ac97
->flags
& AC97_HAS_NO_PCM_VOL
)
1495 err
= snd_ac97_cmute_new(card
,
1496 "PCM Playback Switch",
1499 err
= snd_ac97_cmix_new(card
, "PCM Playback",
1506 /* build Capture controls */
1507 if (!(ac97
->flags
& AC97_HAS_NO_REC_GAIN
)) {
1508 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_control_capture_src
, ac97
))) < 0)
1510 if (snd_ac97_try_bit(ac97
, AC97_REC_GAIN
, 15)) {
1511 err
= snd_ac97_cmute_new(card
, "Capture Switch",
1512 AC97_REC_GAIN
, 0, ac97
);
1516 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_control_capture_vol
, ac97
))) < 0)
1518 set_tlv_db_scale(kctl
, db_scale_rec_gain
);
1519 snd_ac97_write_cache(ac97
, AC97_REC_SEL
, 0x0000);
1520 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x0000);
1522 /* build MIC Capture controls */
1523 if (snd_ac97_try_volume_mix(ac97
, AC97_REC_GAIN_MIC
)) {
1524 for (idx
= 0; idx
< 2; idx
++)
1525 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_mic_capture
[idx
], ac97
))) < 0)
1527 set_tlv_db_scale(kctl
, db_scale_rec_gain
);
1528 snd_ac97_write_cache(ac97
, AC97_REC_GAIN_MIC
, 0x0000);
1531 /* build PCM out path & mute control */
1532 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 15)) {
1533 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_PCM_OUT
], ac97
))) < 0)
1537 /* build Simulated Stereo Enhancement control */
1538 if (ac97
->caps
& 0x0008) {
1539 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_STEREO_ENHANCEMENT
], ac97
))) < 0)
1543 /* build 3D Stereo Enhancement control */
1544 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 13)) {
1545 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_3D
], ac97
))) < 0)
1549 /* build Loudness control */
1550 if (ac97
->caps
& 0x0020) {
1551 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_LOUDNESS
], ac97
))) < 0)
1555 /* build Mono output select control */
1556 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 9)) {
1557 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_MONO
], ac97
))) < 0)
1561 /* build Mic select control */
1562 if (snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 8)) {
1563 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_MIC
], ac97
))) < 0)
1567 /* build ADC/DAC loopback control */
1568 if (enable_loopback
&& snd_ac97_try_bit(ac97
, AC97_GENERAL_PURPOSE
, 7)) {
1569 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_general
[AC97_GENERAL_LOOPBACK
], ac97
))) < 0)
1573 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, ~AC97_GP_DRSS_MASK
, 0x0000);
1575 /* build 3D controls */
1576 if (ac97
->build_ops
->build_3d
) {
1577 ac97
->build_ops
->build_3d(ac97
);
1579 if (snd_ac97_try_volume_mix(ac97
, AC97_3D_CONTROL
)) {
1582 snd_ac97_write(ac97
, AC97_3D_CONTROL
, val
);
1583 val
= snd_ac97_read(ac97
, AC97_3D_CONTROL
);
1584 val
= val
== 0x0606;
1585 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_3d
[0], ac97
))) < 0)
1588 kctl
->private_value
= AC97_3D_CONTROL
| (9 << 8) | (7 << 16);
1589 if ((err
= snd_ctl_add(card
, kctl
= snd_ac97_cnew(&snd_ac97_controls_3d
[1], ac97
))) < 0)
1592 kctl
->private_value
= AC97_3D_CONTROL
| (1 << 8) | (7 << 16);
1593 snd_ac97_write_cache(ac97
, AC97_3D_CONTROL
, 0x0000);
1597 /* build S/PDIF controls */
1599 /* Hack for ASUS P5P800-VM, which does not indicate S/PDIF capability */
1600 if (ac97
->subsystem_vendor
== 0x1043 &&
1601 ac97
->subsystem_device
== 0x810f)
1602 ac97
->ext_id
|= AC97_EI_SPDIF
;
1604 if ((ac97
->ext_id
& AC97_EI_SPDIF
) && !(ac97
->scaps
& AC97_SCAP_NO_SPDIF
)) {
1605 if (ac97
->build_ops
->build_spdif
) {
1606 if ((err
= ac97
->build_ops
->build_spdif(ac97
)) < 0)
1609 for (idx
= 0; idx
< 5; idx
++)
1610 if ((err
= snd_ctl_add(card
, snd_ac97_cnew(&snd_ac97_controls_spdif
[idx
], ac97
))) < 0)
1612 if (ac97
->build_ops
->build_post_spdif
) {
1613 if ((err
= ac97
->build_ops
->build_post_spdif(ac97
)) < 0)
1616 /* set default PCM S/PDIF params */
1617 /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
1618 snd_ac97_write_cache(ac97
, AC97_SPDIF
, 0x2a20);
1619 ac97
->rates
[AC97_RATES_SPDIF
] = snd_ac97_determine_spdif_rates(ac97
);
1621 ac97
->spdif_status
= SNDRV_PCM_DEFAULT_CON_SPDIF
;
1624 /* build chip specific controls */
1625 if (ac97
->build_ops
->build_specific
)
1626 if ((err
= ac97
->build_ops
->build_specific(ac97
)) < 0)
1629 if (snd_ac97_try_bit(ac97
, AC97_POWERDOWN
, 15)) {
1630 kctl
= snd_ac97_cnew(&snd_ac97_control_eapd
, ac97
);
1633 if (ac97
->scaps
& AC97_SCAP_INV_EAPD
)
1634 set_inv_eapd(ac97
, kctl
);
1635 if ((err
= snd_ctl_add(card
, kctl
)) < 0)
1642 static int snd_ac97_modem_build(struct snd_card
*card
, struct snd_ac97
* ac97
)
1646 //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG));
1647 snd_ac97_write(ac97
, AC97_GPIO_CFG
, 0xffff & ~(AC97_GPIO_LINE1_OH
));
1648 snd_ac97_write(ac97
, AC97_GPIO_POLARITY
, 0xffff & ~(AC97_GPIO_LINE1_OH
));
1649 snd_ac97_write(ac97
, AC97_GPIO_STICKY
, 0xffff);
1650 snd_ac97_write(ac97
, AC97_GPIO_WAKEUP
, 0x0);
1651 snd_ac97_write(ac97
, AC97_MISC_AFE
, 0x0);
1653 /* build modem switches */
1654 for (idx
= 0; idx
< ARRAY_SIZE(snd_ac97_controls_modem_switches
); idx
++)
1655 if ((err
= snd_ctl_add(card
, snd_ctl_new1(&snd_ac97_controls_modem_switches
[idx
], ac97
))) < 0)
1658 /* build chip specific controls */
1659 if (ac97
->build_ops
->build_specific
)
1660 if ((err
= ac97
->build_ops
->build_specific(ac97
)) < 0)
1666 static int snd_ac97_test_rate(struct snd_ac97
*ac97
, int reg
, int shadow_reg
, int rate
)
1671 tmp
= ((unsigned int)rate
* ac97
->bus
->clock
) / 48000;
1672 snd_ac97_write_cache(ac97
, reg
, tmp
& 0xffff);
1674 snd_ac97_write_cache(ac97
, shadow_reg
, tmp
& 0xffff);
1675 val
= snd_ac97_read(ac97
, reg
);
1676 return val
== (tmp
& 0xffff);
1679 static void snd_ac97_determine_rates(struct snd_ac97
*ac97
, int reg
, int shadow_reg
, unsigned int *r_result
)
1681 unsigned int result
= 0;
1682 unsigned short saved
;
1684 if (ac97
->bus
->no_vra
) {
1685 *r_result
= SNDRV_PCM_RATE_48000
;
1686 if ((ac97
->flags
& AC97_DOUBLE_RATE
) &&
1687 reg
== AC97_PCM_FRONT_DAC_RATE
)
1688 *r_result
|= SNDRV_PCM_RATE_96000
;
1692 saved
= snd_ac97_read(ac97
, reg
);
1693 if ((ac97
->ext_id
& AC97_EI_DRA
) && reg
== AC97_PCM_FRONT_DAC_RATE
)
1694 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1696 /* test a non-standard rate */
1697 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 11000))
1698 result
|= SNDRV_PCM_RATE_CONTINUOUS
;
1699 /* let's try to obtain standard rates */
1700 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 8000))
1701 result
|= SNDRV_PCM_RATE_8000
;
1702 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 11025))
1703 result
|= SNDRV_PCM_RATE_11025
;
1704 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 16000))
1705 result
|= SNDRV_PCM_RATE_16000
;
1706 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 22050))
1707 result
|= SNDRV_PCM_RATE_22050
;
1708 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 32000))
1709 result
|= SNDRV_PCM_RATE_32000
;
1710 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 44100))
1711 result
|= SNDRV_PCM_RATE_44100
;
1712 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 48000))
1713 result
|= SNDRV_PCM_RATE_48000
;
1714 if ((ac97
->flags
& AC97_DOUBLE_RATE
) &&
1715 reg
== AC97_PCM_FRONT_DAC_RATE
) {
1716 /* test standard double rates */
1717 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1718 AC97_EA_DRA
, AC97_EA_DRA
);
1719 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 64000 / 2))
1720 result
|= SNDRV_PCM_RATE_64000
;
1721 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 88200 / 2))
1722 result
|= SNDRV_PCM_RATE_88200
;
1723 if (snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 96000 / 2))
1724 result
|= SNDRV_PCM_RATE_96000
;
1725 /* some codecs don't support variable double rates */
1726 if (!snd_ac97_test_rate(ac97
, reg
, shadow_reg
, 76100 / 2))
1727 result
&= ~SNDRV_PCM_RATE_CONTINUOUS
;
1728 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
,
1731 /* restore the default value */
1732 snd_ac97_write_cache(ac97
, reg
, saved
);
1734 snd_ac97_write_cache(ac97
, shadow_reg
, saved
);
1738 /* check AC97_SPDIF register to accept which sample rates */
1739 static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97
*ac97
)
1741 unsigned int result
= 0;
1743 static unsigned short ctl_bits
[] = {
1744 AC97_SC_SPSR_44K
, AC97_SC_SPSR_32K
, AC97_SC_SPSR_48K
1746 static unsigned int rate_bits
[] = {
1747 SNDRV_PCM_RATE_44100
, SNDRV_PCM_RATE_32000
, SNDRV_PCM_RATE_48000
1750 for (i
= 0; i
< (int)ARRAY_SIZE(ctl_bits
); i
++) {
1751 snd_ac97_update_bits(ac97
, AC97_SPDIF
, AC97_SC_SPSR_MASK
, ctl_bits
[i
]);
1752 if ((snd_ac97_read(ac97
, AC97_SPDIF
) & AC97_SC_SPSR_MASK
) == ctl_bits
[i
])
1753 result
|= rate_bits
[i
];
1758 /* look for the codec id table matching with the given id */
1759 static const struct ac97_codec_id
*look_for_codec_id(const struct ac97_codec_id
*table
,
1762 const struct ac97_codec_id
*pid
;
1764 for (pid
= table
; pid
->id
; pid
++)
1765 if (pid
->id
== (id
& pid
->mask
))
1770 void snd_ac97_get_name(struct snd_ac97
*ac97
, unsigned int id
, char *name
, int modem
)
1772 const struct ac97_codec_id
*pid
;
1774 sprintf(name
, "0x%x %c%c%c", id
,
1775 printable(id
>> 24),
1776 printable(id
>> 16),
1777 printable(id
>> 8));
1778 pid
= look_for_codec_id(snd_ac97_codec_id_vendors
, id
);
1782 strcpy(name
, pid
->name
);
1783 if (ac97
&& pid
->patch
) {
1784 if ((modem
&& (pid
->flags
& AC97_MODEM_PATCH
)) ||
1785 (! modem
&& ! (pid
->flags
& AC97_MODEM_PATCH
)))
1789 pid
= look_for_codec_id(snd_ac97_codec_ids
, id
);
1792 strcat(name
, pid
->name
);
1793 if (pid
->mask
!= 0xffffffff)
1794 sprintf(name
+ strlen(name
), " rev %d", id
& ~pid
->mask
);
1795 if (ac97
&& pid
->patch
) {
1796 if ((modem
&& (pid
->flags
& AC97_MODEM_PATCH
)) ||
1797 (! modem
&& ! (pid
->flags
& AC97_MODEM_PATCH
)))
1801 sprintf(name
+ strlen(name
), " id %x", id
& 0xff);
1805 * snd_ac97_get_short_name - retrieve codec name
1806 * @ac97: the codec instance
1808 * Returns the short identifying name of the codec.
1810 const char *snd_ac97_get_short_name(struct snd_ac97
*ac97
)
1812 const struct ac97_codec_id
*pid
;
1814 for (pid
= snd_ac97_codec_ids
; pid
->id
; pid
++)
1815 if (pid
->id
== (ac97
->id
& pid
->mask
))
1817 return "unknown codec";
1820 EXPORT_SYMBOL(snd_ac97_get_short_name
);
1822 /* wait for a while until registers are accessible after RESET
1823 * return 0 if ok, negative not ready
1825 static int ac97_reset_wait(struct snd_ac97
*ac97
, int timeout
, int with_modem
)
1827 unsigned long end_time
;
1830 end_time
= jiffies
+ timeout
;
1833 /* use preliminary reads to settle the communication */
1834 snd_ac97_read(ac97
, AC97_RESET
);
1835 snd_ac97_read(ac97
, AC97_VENDOR_ID1
);
1836 snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
1839 val
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
1840 if (val
!= 0xffff && (val
& 1) != 0)
1843 if (ac97
->scaps
& AC97_SCAP_DETECT_BY_VENDOR
) {
1844 /* probably only Xbox issue - all registers are read as zero */
1845 val
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
);
1846 if (val
!= 0 && val
!= 0xffff)
1849 /* because the PCM or MASTER volume registers can be modified,
1850 * the REC_GAIN register is used for tests
1852 /* test if we can write to the record gain volume register */
1853 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x8a05);
1854 if ((snd_ac97_read(ac97
, AC97_REC_GAIN
) & 0x7fff) == 0x0a05)
1857 schedule_timeout_uninterruptible(1);
1858 } while (time_after_eq(end_time
, jiffies
));
1863 * snd_ac97_bus - create an AC97 bus component
1864 * @card: the card instance
1865 * @num: the bus number
1866 * @ops: the bus callbacks table
1867 * @private_data: private data pointer for the new instance
1868 * @rbus: the pointer to store the new AC97 bus instance.
1870 * Creates an AC97 bus component. An struct snd_ac97_bus instance is newly
1871 * allocated and initialized.
1873 * The ops table must include valid callbacks (at least read and
1874 * write). The other callbacks, wait and reset, are not mandatory.
1876 * The clock is set to 48000. If another clock is needed, set
1877 * (*rbus)->clock manually.
1879 * The AC97 bus instance is registered as a low-level device, so you don't
1880 * have to release it manually.
1882 * Returns zero if successful, or a negative error code on failure.
1884 int snd_ac97_bus(struct snd_card
*card
, int num
, struct snd_ac97_bus_ops
*ops
,
1885 void *private_data
, struct snd_ac97_bus
**rbus
)
1888 struct snd_ac97_bus
*bus
;
1889 static struct snd_device_ops dev_ops
= {
1890 .dev_free
= snd_ac97_bus_dev_free
,
1893 snd_assert(card
!= NULL
, return -EINVAL
);
1894 snd_assert(rbus
!= NULL
, return -EINVAL
);
1895 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
1901 bus
->private_data
= private_data
;
1903 spin_lock_init(&bus
->bus_lock
);
1904 snd_ac97_bus_proc_init(bus
);
1905 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
1906 snd_ac97_bus_free(bus
);
1913 EXPORT_SYMBOL(snd_ac97_bus
);
1915 /* stop no dev release warning */
1916 static void ac97_device_release(struct device
* dev
)
1920 /* register ac97 codec to bus */
1921 static int snd_ac97_dev_register(struct snd_device
*device
)
1923 struct snd_ac97
*ac97
= device
->device_data
;
1926 ac97
->dev
.bus
= &ac97_bus_type
;
1927 ac97
->dev
.parent
= ac97
->bus
->card
->dev
;
1928 ac97
->dev
.release
= ac97_device_release
;
1929 snprintf(ac97
->dev
.bus_id
, BUS_ID_SIZE
, "%d-%d:%s",
1930 ac97
->bus
->card
->number
, ac97
->num
,
1931 snd_ac97_get_short_name(ac97
));
1932 if ((err
= device_register(&ac97
->dev
)) < 0) {
1933 snd_printk(KERN_ERR
"Can't register ac97 bus\n");
1934 ac97
->dev
.bus
= NULL
;
1940 /* disconnect ac97 codec */
1941 static int snd_ac97_dev_disconnect(struct snd_device
*device
)
1943 struct snd_ac97
*ac97
= device
->device_data
;
1945 device_unregister(&ac97
->dev
);
1949 /* build_ops to do nothing */
1950 static struct snd_ac97_build_ops null_build_ops
;
1952 #ifdef CONFIG_SND_AC97_POWER_SAVE
1953 static void do_update_power(struct work_struct
*work
)
1956 container_of(work
, struct snd_ac97
, power_work
.work
));
1961 * snd_ac97_mixer - create an Codec97 component
1962 * @bus: the AC97 bus which codec is attached to
1963 * @template: the template of ac97, including index, callbacks and
1965 * @rac97: the pointer to store the new ac97 instance.
1967 * Creates an Codec97 component. An struct snd_ac97 instance is newly
1968 * allocated and initialized from the template. The codec
1969 * is then initialized by the standard procedure.
1971 * The template must include the codec number (num) and address (addr),
1972 * and the private data (private_data).
1974 * The ac97 instance is registered as a low-level device, so you don't
1975 * have to release it manually.
1977 * Returns zero if successful, or a negative error code on failure.
1979 int snd_ac97_mixer(struct snd_ac97_bus
*bus
, struct snd_ac97_template
*template, struct snd_ac97
**rac97
)
1982 struct snd_ac97
*ac97
;
1983 struct snd_card
*card
;
1985 unsigned long end_time
;
1987 const struct ac97_codec_id
*pid
;
1988 static struct snd_device_ops ops
= {
1989 .dev_free
= snd_ac97_dev_free
,
1990 .dev_register
= snd_ac97_dev_register
,
1991 .dev_disconnect
= snd_ac97_dev_disconnect
,
1994 snd_assert(rac97
!= NULL
, return -EINVAL
);
1996 snd_assert(bus
!= NULL
&& template != NULL
, return -EINVAL
);
1997 snd_assert(template->num
< 4 && bus
->codec
[template->num
] == NULL
, return -EINVAL
);
2000 ac97
= kzalloc(sizeof(*ac97
), GFP_KERNEL
);
2003 ac97
->private_data
= template->private_data
;
2004 ac97
->private_free
= template->private_free
;
2006 ac97
->pci
= template->pci
;
2007 ac97
->num
= template->num
;
2008 ac97
->addr
= template->addr
;
2009 ac97
->scaps
= template->scaps
;
2010 ac97
->res_table
= template->res_table
;
2011 bus
->codec
[ac97
->num
] = ac97
;
2012 mutex_init(&ac97
->reg_mutex
);
2013 mutex_init(&ac97
->page_mutex
);
2014 #ifdef CONFIG_SND_AC97_POWER_SAVE
2015 INIT_DELAYED_WORK(&ac97
->power_work
, do_update_power
);
2020 pci_read_config_word(ac97
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &ac97
->subsystem_vendor
);
2021 pci_read_config_word(ac97
->pci
, PCI_SUBSYSTEM_ID
, &ac97
->subsystem_device
);
2024 if (bus
->ops
->reset
) {
2025 bus
->ops
->reset(ac97
);
2029 ac97
->id
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
) << 16;
2030 ac97
->id
|= snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
2031 if (ac97
->id
&& ac97
->id
!= (unsigned int)-1) {
2032 pid
= look_for_codec_id(snd_ac97_codec_ids
, ac97
->id
);
2033 if (pid
&& (pid
->flags
& AC97_DEFAULT_POWER_OFF
))
2037 /* reset to defaults */
2038 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
))
2039 snd_ac97_write(ac97
, AC97_RESET
, 0);
2040 if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
))
2041 snd_ac97_write(ac97
, AC97_EXTENDED_MID
, 0);
2043 bus
->ops
->wait(ac97
);
2046 if (ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
)
2047 err
= ac97_reset_wait(ac97
, msecs_to_jiffies(500), 1);
2049 err
= ac97_reset_wait(ac97
, msecs_to_jiffies(500), 0);
2051 err
= ac97_reset_wait(ac97
,
2052 msecs_to_jiffies(500), 1);
2055 snd_printk(KERN_WARNING
"AC'97 %d does not respond - RESET\n", ac97
->num
);
2056 /* proceed anyway - it's often non-critical */
2060 ac97
->id
= snd_ac97_read(ac97
, AC97_VENDOR_ID1
) << 16;
2061 ac97
->id
|= snd_ac97_read(ac97
, AC97_VENDOR_ID2
);
2062 if (! (ac97
->scaps
& AC97_SCAP_DETECT_BY_VENDOR
) &&
2063 (ac97
->id
== 0x00000000 || ac97
->id
== 0xffffffff)) {
2064 snd_printk(KERN_ERR
"AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97
->num
, ac97
->id
);
2065 snd_ac97_free(ac97
);
2068 pid
= look_for_codec_id(snd_ac97_codec_ids
, ac97
->id
);
2070 ac97
->flags
|= pid
->flags
;
2072 /* test for AC'97 */
2073 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
) && !(ac97
->scaps
& AC97_SCAP_AUDIO
)) {
2074 /* test if we can write to the record gain volume register */
2075 snd_ac97_write_cache(ac97
, AC97_REC_GAIN
, 0x8a06);
2076 if (((err
= snd_ac97_read(ac97
, AC97_REC_GAIN
)) & 0x7fff) == 0x0a06)
2077 ac97
->scaps
|= AC97_SCAP_AUDIO
;
2079 if (ac97
->scaps
& AC97_SCAP_AUDIO
) {
2080 ac97
->caps
= snd_ac97_read(ac97
, AC97_RESET
);
2081 ac97
->ext_id
= snd_ac97_read(ac97
, AC97_EXTENDED_ID
);
2082 if (ac97
->ext_id
== 0xffff) /* invalid combination */
2086 /* test for MC'97 */
2087 if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
) && !(ac97
->scaps
& AC97_SCAP_MODEM
)) {
2088 ac97
->ext_mid
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
2089 if (ac97
->ext_mid
== 0xffff) /* invalid combination */
2091 if (ac97
->ext_mid
& 1)
2092 ac97
->scaps
|= AC97_SCAP_MODEM
;
2095 if (!ac97_is_audio(ac97
) && !ac97_is_modem(ac97
)) {
2096 if (!(ac97
->scaps
& (AC97_SCAP_SKIP_AUDIO
|AC97_SCAP_SKIP_MODEM
)))
2097 snd_printk(KERN_ERR
"AC'97 %d access error (not audio or modem codec)\n", ac97
->num
);
2098 snd_ac97_free(ac97
);
2102 if (bus
->ops
->reset
) // FIXME: always skipping?
2105 /* FIXME: add powerdown control */
2106 if (ac97_is_audio(ac97
)) {
2107 /* nothing should be in powerdown mode */
2108 snd_ac97_write_cache(ac97
, AC97_POWERDOWN
, 0);
2109 if (! (ac97
->flags
& AC97_DEFAULT_POWER_OFF
)) {
2110 snd_ac97_write_cache(ac97
, AC97_RESET
, 0); /* reset to defaults */
2112 snd_ac97_write_cache(ac97
, AC97_POWERDOWN
, 0);
2114 /* nothing should be in powerdown mode */
2115 snd_ac97_write_cache(ac97
, AC97_GENERAL_PURPOSE
, 0);
2116 end_time
= jiffies
+ msecs_to_jiffies(100);
2118 if ((snd_ac97_read(ac97
, AC97_POWERDOWN
) & 0x0f) == 0x0f)
2120 schedule_timeout_uninterruptible(1);
2121 } while (time_after_eq(end_time
, jiffies
));
2122 snd_printk(KERN_WARNING
"AC'97 %d analog subsections not ready\n", ac97
->num
);
2125 /* FIXME: add powerdown control */
2126 if (ac97_is_modem(ac97
)) {
2129 /* nothing should be in powerdown mode */
2130 /* note: it's important to set the rate at first */
2131 tmp
= AC97_MEA_GPIO
;
2132 if (ac97
->ext_mid
& AC97_MEI_LINE1
) {
2133 snd_ac97_write_cache(ac97
, AC97_LINE1_RATE
, 8000);
2134 tmp
|= AC97_MEA_ADC1
| AC97_MEA_DAC1
;
2136 if (ac97
->ext_mid
& AC97_MEI_LINE2
) {
2137 snd_ac97_write_cache(ac97
, AC97_LINE2_RATE
, 8000);
2138 tmp
|= AC97_MEA_ADC2
| AC97_MEA_DAC2
;
2140 if (ac97
->ext_mid
& AC97_MEI_HANDSET
) {
2141 snd_ac97_write_cache(ac97
, AC97_HANDSET_RATE
, 8000);
2142 tmp
|= AC97_MEA_HADC
| AC97_MEA_HDAC
;
2144 snd_ac97_write_cache(ac97
, AC97_EXTENDED_MSTATUS
, 0);
2146 /* nothing should be in powerdown mode */
2147 snd_ac97_write_cache(ac97
, AC97_EXTENDED_MSTATUS
, 0);
2148 end_time
= jiffies
+ msecs_to_jiffies(100);
2150 if ((snd_ac97_read(ac97
, AC97_EXTENDED_MSTATUS
) & tmp
) == tmp
)
2152 schedule_timeout_uninterruptible(1);
2153 } while (time_after_eq(end_time
, jiffies
));
2154 snd_printk(KERN_WARNING
"MC'97 %d converters and GPIO not ready (0x%x)\n", ac97
->num
, snd_ac97_read(ac97
, AC97_EXTENDED_MSTATUS
));
2158 if (ac97_is_audio(ac97
))
2159 ac97
->addr
= (ac97
->ext_id
& AC97_EI_ADDR_MASK
) >> AC97_EI_ADDR_SHIFT
;
2161 ac97
->addr
= (ac97
->ext_mid
& AC97_MEI_ADDR_MASK
) >> AC97_MEI_ADDR_SHIFT
;
2162 if (ac97
->ext_id
& 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */
2163 reg
= snd_ac97_read(ac97
, AC97_EXTENDED_STATUS
);
2164 reg
|= ac97
->ext_id
& 0x01c0; /* LDAC/SDAC/CDAC */
2166 reg
|= ac97
->ext_id
& 0x0009; /* VRA/VRM */
2167 snd_ac97_write_cache(ac97
, AC97_EXTENDED_STATUS
, reg
);
2169 if ((ac97
->ext_id
& AC97_EI_DRA
) && bus
->dra
) {
2170 /* Intel controllers require double rate data to be put in
2171 * slots 7+8, so let's hope the codec supports it. */
2172 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, AC97_GP_DRSS_MASK
, AC97_GP_DRSS_78
);
2173 if ((snd_ac97_read(ac97
, AC97_GENERAL_PURPOSE
) & AC97_GP_DRSS_MASK
) == AC97_GP_DRSS_78
)
2174 ac97
->flags
|= AC97_DOUBLE_RATE
;
2175 /* restore to slots 10/11 to avoid the confliction with surrounds */
2176 snd_ac97_update_bits(ac97
, AC97_GENERAL_PURPOSE
, AC97_GP_DRSS_MASK
, 0);
2178 if (ac97
->ext_id
& AC97_EI_VRA
) { /* VRA support */
2179 snd_ac97_determine_rates(ac97
, AC97_PCM_FRONT_DAC_RATE
, 0, &ac97
->rates
[AC97_RATES_FRONT_DAC
]);
2180 snd_ac97_determine_rates(ac97
, AC97_PCM_LR_ADC_RATE
, 0, &ac97
->rates
[AC97_RATES_ADC
]);
2182 ac97
->rates
[AC97_RATES_FRONT_DAC
] = SNDRV_PCM_RATE_48000
;
2183 if (ac97
->flags
& AC97_DOUBLE_RATE
)
2184 ac97
->rates
[AC97_RATES_FRONT_DAC
] |= SNDRV_PCM_RATE_96000
;
2185 ac97
->rates
[AC97_RATES_ADC
] = SNDRV_PCM_RATE_48000
;
2187 if (ac97
->ext_id
& AC97_EI_SPDIF
) {
2188 /* codec specific code (patch) should override these values */
2189 ac97
->rates
[AC97_RATES_SPDIF
] = SNDRV_PCM_RATE_48000
| SNDRV_PCM_RATE_44100
| SNDRV_PCM_RATE_32000
;
2191 if (ac97
->ext_id
& AC97_EI_VRM
) { /* MIC VRA support */
2192 snd_ac97_determine_rates(ac97
, AC97_PCM_MIC_ADC_RATE
, 0, &ac97
->rates
[AC97_RATES_MIC_ADC
]);
2194 ac97
->rates
[AC97_RATES_MIC_ADC
] = SNDRV_PCM_RATE_48000
;
2196 if (ac97
->ext_id
& AC97_EI_SDAC
) { /* SDAC support */
2197 snd_ac97_determine_rates(ac97
, AC97_PCM_SURR_DAC_RATE
, AC97_PCM_FRONT_DAC_RATE
, &ac97
->rates
[AC97_RATES_SURR_DAC
]);
2198 ac97
->scaps
|= AC97_SCAP_SURROUND_DAC
;
2200 if (ac97
->ext_id
& AC97_EI_LDAC
) { /* LDAC support */
2201 snd_ac97_determine_rates(ac97
, AC97_PCM_LFE_DAC_RATE
, AC97_PCM_FRONT_DAC_RATE
, &ac97
->rates
[AC97_RATES_LFE_DAC
]);
2202 ac97
->scaps
|= AC97_SCAP_CENTER_LFE_DAC
;
2204 /* additional initializations */
2206 bus
->ops
->init(ac97
);
2207 snd_ac97_get_name(ac97
, ac97
->id
, name
, !ac97_is_audio(ac97
));
2208 snd_ac97_get_name(NULL
, ac97
->id
, name
, !ac97_is_audio(ac97
)); // ac97->id might be changed in the special setup code
2209 if (! ac97
->build_ops
)
2210 ac97
->build_ops
= &null_build_ops
;
2212 if (ac97_is_audio(ac97
)) {
2214 if (card
->mixername
[0] == '\0') {
2215 strcpy(card
->mixername
, name
);
2217 if (strlen(card
->mixername
) + 1 + strlen(name
) + 1 <= sizeof(card
->mixername
)) {
2218 strcat(card
->mixername
, ",");
2219 strcat(card
->mixername
, name
);
2222 sprintf(comp
, "AC97a:%08x", ac97
->id
);
2223 if ((err
= snd_component_add(card
, comp
)) < 0) {
2224 snd_ac97_free(ac97
);
2227 if (snd_ac97_mixer_build(ac97
) < 0) {
2228 snd_ac97_free(ac97
);
2232 if (ac97_is_modem(ac97
)) {
2234 if (card
->mixername
[0] == '\0') {
2235 strcpy(card
->mixername
, name
);
2237 if (strlen(card
->mixername
) + 1 + strlen(name
) + 1 <= sizeof(card
->mixername
)) {
2238 strcat(card
->mixername
, ",");
2239 strcat(card
->mixername
, name
);
2242 sprintf(comp
, "AC97m:%08x", ac97
->id
);
2243 if ((err
= snd_component_add(card
, comp
)) < 0) {
2244 snd_ac97_free(ac97
);
2247 if (snd_ac97_modem_build(card
, ac97
) < 0) {
2248 snd_ac97_free(ac97
);
2252 if (ac97_is_audio(ac97
))
2253 update_power_regs(ac97
);
2254 snd_ac97_proc_init(ac97
);
2255 if ((err
= snd_device_new(card
, SNDRV_DEV_CODEC
, ac97
, &ops
)) < 0) {
2256 snd_ac97_free(ac97
);
2263 EXPORT_SYMBOL(snd_ac97_mixer
);
2266 * Power down the chip.
2268 * MASTER and HEADPHONE registers are muted but the register cache values
2269 * are not changed, so that the values can be restored in snd_ac97_resume().
2271 static void snd_ac97_powerdown(struct snd_ac97
*ac97
)
2273 unsigned short power
;
2275 if (ac97_is_audio(ac97
)) {
2276 /* some codecs have stereo mute bits */
2277 snd_ac97_write(ac97
, AC97_MASTER
, 0x9f9f);
2278 snd_ac97_write(ac97
, AC97_HEADPHONE
, 0x9f9f);
2281 /* surround, CLFE, mic powerdown */
2282 power
= ac97
->regs
[AC97_EXTENDED_STATUS
];
2283 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
)
2284 power
|= AC97_EA_PRJ
;
2285 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
)
2286 power
|= AC97_EA_PRI
| AC97_EA_PRK
;
2287 power
|= AC97_EA_PRL
;
2288 snd_ac97_write(ac97
, AC97_EXTENDED_STATUS
, power
);
2290 /* powerdown external amplifier */
2291 if (ac97
->scaps
& AC97_SCAP_INV_EAPD
)
2292 power
= ac97
->regs
[AC97_POWERDOWN
] & ~AC97_PD_EAPD
;
2293 else if (! (ac97
->scaps
& AC97_SCAP_EAPD_LED
))
2294 power
= ac97
->regs
[AC97_POWERDOWN
] | AC97_PD_EAPD
;
2295 power
|= AC97_PD_PR6
; /* Headphone amplifier powerdown */
2296 power
|= AC97_PD_PR0
| AC97_PD_PR1
; /* ADC & DAC powerdown */
2297 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2299 power
|= AC97_PD_PR2
; /* Analog Mixer powerdown (Vref on) */
2300 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2301 if (ac97_is_power_save_mode(ac97
)) {
2302 power
|= AC97_PD_PR3
; /* Analog Mixer powerdown */
2303 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2305 /* AC-link powerdown, internal Clk disable */
2306 /* FIXME: this may cause click noises on some boards */
2307 power
|= AC97_PD_PR4
| AC97_PD_PR5
;
2308 snd_ac97_write(ac97
, AC97_POWERDOWN
, power
);
2313 struct ac97_power_reg
{
2315 unsigned short power_reg
;
2316 unsigned short mask
;
2319 enum { PWIDX_ADC
, PWIDX_FRONT
, PWIDX_CLFE
, PWIDX_SURR
, PWIDX_MIC
, PWIDX_SIZE
};
2321 static struct ac97_power_reg power_regs
[PWIDX_SIZE
] = {
2322 [PWIDX_ADC
] = { AC97_PCM_LR_ADC_RATE
, AC97_POWERDOWN
, AC97_PD_PR0
},
2323 [PWIDX_FRONT
] = { AC97_PCM_FRONT_DAC_RATE
, AC97_POWERDOWN
, AC97_PD_PR1
},
2324 [PWIDX_CLFE
] = { AC97_PCM_LFE_DAC_RATE
, AC97_EXTENDED_STATUS
,
2325 AC97_EA_PRI
| AC97_EA_PRK
},
2326 [PWIDX_SURR
] = { AC97_PCM_SURR_DAC_RATE
, AC97_EXTENDED_STATUS
,
2328 [PWIDX_MIC
] = { AC97_PCM_MIC_ADC_RATE
, AC97_EXTENDED_STATUS
,
2332 #ifdef CONFIG_SND_AC97_POWER_SAVE
2334 * snd_ac97_update_power - update the powerdown register
2335 * @ac97: the codec instance
2336 * @reg: the rate register, e.g. AC97_PCM_FRONT_DAC_RATE
2337 * @powerup: non-zero when power up the part
2339 * Update the AC97 powerdown register bits of the given part.
2341 int snd_ac97_update_power(struct snd_ac97
*ac97
, int reg
, int powerup
)
2349 /* SPDIF requires DAC power, too */
2350 if (reg
== AC97_SPDIF
)
2351 reg
= AC97_PCM_FRONT_DAC_RATE
;
2352 for (i
= 0; i
< PWIDX_SIZE
; i
++) {
2353 if (power_regs
[i
].reg
== reg
) {
2355 ac97
->power_up
|= (1 << i
);
2357 ac97
->power_up
&= ~(1 << i
);
2363 if (ac97_is_power_save_mode(ac97
) && !powerup
)
2364 /* adjust power-down bits after two seconds delay
2365 * (for avoiding loud click noises for many (OSS) apps
2366 * that open/close frequently)
2368 schedule_delayed_work(&ac97
->power_work
,
2369 msecs_to_jiffies(power_save
* 1000));
2371 cancel_delayed_work(&ac97
->power_work
);
2372 update_power_regs(ac97
);
2378 EXPORT_SYMBOL(snd_ac97_update_power
);
2379 #endif /* CONFIG_SND_AC97_POWER_SAVE */
2381 static void update_power_regs(struct snd_ac97
*ac97
)
2383 unsigned int power_up
, bits
;
2386 power_up
= (1 << PWIDX_FRONT
) | (1 << PWIDX_ADC
);
2387 power_up
|= (1 << PWIDX_MIC
);
2388 if (ac97
->scaps
& AC97_SCAP_SURROUND_DAC
)
2389 power_up
|= (1 << PWIDX_SURR
);
2390 if (ac97
->scaps
& AC97_SCAP_CENTER_LFE_DAC
)
2391 power_up
|= (1 << PWIDX_CLFE
);
2392 #ifdef CONFIG_SND_AC97_POWER_SAVE
2393 if (ac97_is_power_save_mode(ac97
))
2394 power_up
= ac97
->power_up
;
2397 if (ac97
->regs
[AC97_POWERDOWN
] & AC97_PD_PR2
) {
2398 /* needs power-up analog mix and vref */
2399 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2402 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2406 for (i
= 0; i
< PWIDX_SIZE
; i
++) {
2407 if (power_up
& (1 << i
))
2410 bits
= power_regs
[i
].mask
;
2411 snd_ac97_update_bits(ac97
, power_regs
[i
].power_reg
,
2412 power_regs
[i
].mask
, bits
);
2415 if (! (ac97
->regs
[AC97_POWERDOWN
] & AC97_PD_PR2
)) {
2416 /* power down analog mix and vref */
2417 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2418 AC97_PD_PR2
, AC97_PD_PR2
);
2419 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
,
2420 AC97_PD_PR3
, AC97_PD_PR3
);
2428 * snd_ac97_suspend - General suspend function for AC97 codec
2429 * @ac97: the ac97 instance
2431 * Suspends the codec, power down the chip.
2433 void snd_ac97_suspend(struct snd_ac97
*ac97
)
2437 if (ac97
->build_ops
->suspend
)
2438 ac97
->build_ops
->suspend(ac97
);
2439 #ifdef CONFIG_SND_AC97_POWER_SAVE
2440 cancel_delayed_work(&ac97
->power_work
);
2441 flush_scheduled_work();
2443 snd_ac97_powerdown(ac97
);
2446 EXPORT_SYMBOL(snd_ac97_suspend
);
2449 * restore ac97 status
2451 static void snd_ac97_restore_status(struct snd_ac97
*ac97
)
2455 for (i
= 2; i
< 0x7c ; i
+= 2) {
2456 if (i
== AC97_POWERDOWN
|| i
== AC97_EXTENDED_ID
)
2458 /* restore only accessible registers
2459 * some chip (e.g. nm256) may hang up when unsupported registers
2462 if (test_bit(i
, ac97
->reg_accessed
)) {
2463 snd_ac97_write(ac97
, i
, ac97
->regs
[i
]);
2464 snd_ac97_read(ac97
, i
);
2470 * restore IEC958 status
2472 static void snd_ac97_restore_iec958(struct snd_ac97
*ac97
)
2474 if (ac97
->ext_id
& AC97_EI_SPDIF
) {
2475 if (ac97
->regs
[AC97_EXTENDED_STATUS
] & AC97_EA_SPDIF
) {
2476 /* reset spdif status */
2477 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, 0);
2478 snd_ac97_write(ac97
, AC97_EXTENDED_STATUS
, ac97
->regs
[AC97_EXTENDED_STATUS
]);
2479 if (ac97
->flags
& AC97_CS_SPDIF
)
2480 snd_ac97_write(ac97
, AC97_CSR_SPDIF
, ac97
->regs
[AC97_CSR_SPDIF
]);
2482 snd_ac97_write(ac97
, AC97_SPDIF
, ac97
->regs
[AC97_SPDIF
]);
2483 snd_ac97_update_bits(ac97
, AC97_EXTENDED_STATUS
, AC97_EA_SPDIF
, AC97_EA_SPDIF
); /* turn on again */
2489 * snd_ac97_resume - General resume function for AC97 codec
2490 * @ac97: the ac97 instance
2492 * Do the standard resume procedure, power up and restoring the
2493 * old register values.
2495 void snd_ac97_resume(struct snd_ac97
*ac97
)
2497 unsigned long end_time
;
2502 if (ac97
->bus
->ops
->reset
) {
2503 ac97
->bus
->ops
->reset(ac97
);
2507 snd_ac97_write(ac97
, AC97_POWERDOWN
, 0);
2508 if (! (ac97
->flags
& AC97_DEFAULT_POWER_OFF
)) {
2509 if (!(ac97
->scaps
& AC97_SCAP_SKIP_AUDIO
))
2510 snd_ac97_write(ac97
, AC97_RESET
, 0);
2511 else if (!(ac97
->scaps
& AC97_SCAP_SKIP_MODEM
))
2512 snd_ac97_write(ac97
, AC97_EXTENDED_MID
, 0);
2514 snd_ac97_write(ac97
, AC97_POWERDOWN
, 0);
2516 snd_ac97_write(ac97
, AC97_GENERAL_PURPOSE
, 0);
2518 snd_ac97_write(ac97
, AC97_POWERDOWN
, ac97
->regs
[AC97_POWERDOWN
]);
2519 if (ac97_is_audio(ac97
)) {
2520 ac97
->bus
->ops
->write(ac97
, AC97_MASTER
, 0x8101);
2521 end_time
= jiffies
+ msecs_to_jiffies(100);
2523 if (snd_ac97_read(ac97
, AC97_MASTER
) == 0x8101)
2525 schedule_timeout_uninterruptible(1);
2526 } while (time_after_eq(end_time
, jiffies
));
2527 /* FIXME: extra delay */
2528 ac97
->bus
->ops
->write(ac97
, AC97_MASTER
, 0x8000);
2529 if (snd_ac97_read(ac97
, AC97_MASTER
) != 0x8000)
2532 end_time
= jiffies
+ msecs_to_jiffies(100);
2534 unsigned short val
= snd_ac97_read(ac97
, AC97_EXTENDED_MID
);
2535 if (val
!= 0xffff && (val
& 1) != 0)
2537 schedule_timeout_uninterruptible(1);
2538 } while (time_after_eq(end_time
, jiffies
));
2542 if (ac97
->bus
->ops
->init
)
2543 ac97
->bus
->ops
->init(ac97
);
2545 if (ac97
->build_ops
->resume
)
2546 ac97
->build_ops
->resume(ac97
);
2548 snd_ac97_restore_status(ac97
);
2549 snd_ac97_restore_iec958(ac97
);
2553 EXPORT_SYMBOL(snd_ac97_resume
);
2560 static void set_ctl_name(char *dst
, const char *src
, const char *suffix
)
2563 sprintf(dst
, "%s %s", src
, suffix
);
2568 /* remove the control with the given name and optional suffix */
2569 static int snd_ac97_remove_ctl(struct snd_ac97
*ac97
, const char *name
,
2572 struct snd_ctl_elem_id id
;
2573 memset(&id
, 0, sizeof(id
));
2574 set_ctl_name(id
.name
, name
, suffix
);
2575 id
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
2576 return snd_ctl_remove_id(ac97
->bus
->card
, &id
);
2579 static struct snd_kcontrol
*ctl_find(struct snd_ac97
*ac97
, const char *name
, const char *suffix
)
2581 struct snd_ctl_elem_id sid
;
2582 memset(&sid
, 0, sizeof(sid
));
2583 set_ctl_name(sid
.name
, name
, suffix
);
2584 sid
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
2585 return snd_ctl_find_id(ac97
->bus
->card
, &sid
);
2588 /* rename the control with the given name and optional suffix */
2589 static int snd_ac97_rename_ctl(struct snd_ac97
*ac97
, const char *src
,
2590 const char *dst
, const char *suffix
)
2592 struct snd_kcontrol
*kctl
= ctl_find(ac97
, src
, suffix
);
2594 set_ctl_name(kctl
->id
.name
, dst
, suffix
);
2600 /* rename both Volume and Switch controls - don't check the return value */
2601 static void snd_ac97_rename_vol_ctl(struct snd_ac97
*ac97
, const char *src
,
2604 snd_ac97_rename_ctl(ac97
, src
, dst
, "Switch");
2605 snd_ac97_rename_ctl(ac97
, src
, dst
, "Volume");
2609 static int snd_ac97_swap_ctl(struct snd_ac97
*ac97
, const char *s1
,
2610 const char *s2
, const char *suffix
)
2612 struct snd_kcontrol
*kctl1
, *kctl2
;
2613 kctl1
= ctl_find(ac97
, s1
, suffix
);
2614 kctl2
= ctl_find(ac97
, s2
, suffix
);
2615 if (kctl1
&& kctl2
) {
2616 set_ctl_name(kctl1
->id
.name
, s2
, suffix
);
2617 set_ctl_name(kctl2
->id
.name
, s1
, suffix
);
2624 /* bind hp and master controls instead of using only hp control */
2625 static int bind_hp_volsw_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
2627 int err
= snd_ac97_put_volsw(kcontrol
, ucontrol
);
2629 unsigned long priv_saved
= kcontrol
->private_value
;
2630 kcontrol
->private_value
= (kcontrol
->private_value
& ~0xff) | AC97_HEADPHONE
;
2631 snd_ac97_put_volsw(kcontrol
, ucontrol
);
2632 kcontrol
->private_value
= priv_saved
;
2637 /* ac97 tune: bind Master and Headphone controls */
2638 static int tune_hp_only(struct snd_ac97
*ac97
)
2640 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2641 struct snd_kcontrol
*mvol
= ctl_find(ac97
, "Master Playback Volume", NULL
);
2642 if (! msw
|| ! mvol
)
2644 msw
->put
= bind_hp_volsw_put
;
2645 mvol
->put
= bind_hp_volsw_put
;
2646 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Switch");
2647 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Volume");
2652 /* ac97 tune: use Headphone control as master */
2653 static int tune_hp_only(struct snd_ac97
*ac97
)
2655 if (ctl_find(ac97
, "Headphone Playback Switch", NULL
) == NULL
)
2657 snd_ac97_remove_ctl(ac97
, "Master Playback", "Switch");
2658 snd_ac97_remove_ctl(ac97
, "Master Playback", "Volume");
2659 snd_ac97_rename_vol_ctl(ac97
, "Headphone Playback", "Master Playback");
2664 /* ac97 tune: swap Headphone and Master controls */
2665 static int tune_swap_hp(struct snd_ac97
*ac97
)
2667 if (ctl_find(ac97
, "Headphone Playback Switch", NULL
) == NULL
)
2669 snd_ac97_rename_vol_ctl(ac97
, "Master Playback", "Line-Out Playback");
2670 snd_ac97_rename_vol_ctl(ac97
, "Headphone Playback", "Master Playback");
2674 /* ac97 tune: swap Surround and Master controls */
2675 static int tune_swap_surround(struct snd_ac97
*ac97
)
2677 if (snd_ac97_swap_ctl(ac97
, "Master Playback", "Surround Playback", "Switch") ||
2678 snd_ac97_swap_ctl(ac97
, "Master Playback", "Surround Playback", "Volume"))
2683 /* ac97 tune: set up mic sharing for AD codecs */
2684 static int tune_ad_sharing(struct snd_ac97
*ac97
)
2686 unsigned short scfg
;
2687 if ((ac97
->id
& 0xffffff00) != 0x41445300) {
2688 snd_printk(KERN_ERR
"ac97_quirk AD_SHARING is only for AD codecs\n");
2691 /* Turn on OMS bit to route microphone to back panel */
2692 scfg
= snd_ac97_read(ac97
, AC97_AD_SERIAL_CFG
);
2693 snd_ac97_write_cache(ac97
, AC97_AD_SERIAL_CFG
, scfg
| 0x0200);
2697 static const struct snd_kcontrol_new snd_ac97_alc_jack_detect
=
2698 AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK
, 5, 1, 0);
2700 /* ac97 tune: set up ALC jack-select */
2701 static int tune_alc_jack(struct snd_ac97
*ac97
)
2703 if ((ac97
->id
& 0xffffff00) != 0x414c4700) {
2704 snd_printk(KERN_ERR
"ac97_quirk ALC_JACK is only for Realtek codecs\n");
2707 snd_ac97_update_bits(ac97
, 0x7a, 0x20, 0x20); /* select jack detect function */
2708 snd_ac97_update_bits(ac97
, 0x7a, 0x01, 0x01); /* Line-out auto mute */
2709 if (ac97
->id
== AC97_ID_ALC658D
)
2710 snd_ac97_update_bits(ac97
, 0x74, 0x0800, 0x0800);
2711 return snd_ctl_add(ac97
->bus
->card
, snd_ac97_cnew(&snd_ac97_alc_jack_detect
, ac97
));
2714 /* ac97 tune: inversed EAPD bit */
2715 static int tune_inv_eapd(struct snd_ac97
*ac97
)
2717 struct snd_kcontrol
*kctl
= ctl_find(ac97
, "External Amplifier", NULL
);
2720 set_inv_eapd(ac97
, kctl
);
2724 static int master_mute_sw_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
2726 int err
= snd_ac97_put_volsw(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 /* ac97 tune: EAPD controls mute LED bound with the master mute */
2744 static int tune_mute_led(struct snd_ac97
*ac97
)
2746 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2749 msw
->put
= master_mute_sw_put
;
2750 snd_ac97_remove_ctl(ac97
, "External Amplifier", NULL
);
2751 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000, 0x8000); /* mute LED on */
2752 ac97
->scaps
|= AC97_SCAP_EAPD_LED
;
2756 static int hp_master_mute_sw_put(struct snd_kcontrol
*kcontrol
,
2757 struct snd_ctl_elem_value
*ucontrol
)
2759 int err
= bind_hp_volsw_put(kcontrol
, ucontrol
);
2761 struct snd_ac97
*ac97
= snd_kcontrol_chip(kcontrol
);
2762 int shift
= (kcontrol
->private_value
>> 8) & 0x0f;
2763 int rshift
= (kcontrol
->private_value
>> 12) & 0x0f;
2764 unsigned short mask
;
2765 if (shift
!= rshift
)
2769 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000,
2770 (ac97
->regs
[AC97_MASTER
] & mask
) == mask
?
2776 static int tune_hp_mute_led(struct snd_ac97
*ac97
)
2778 struct snd_kcontrol
*msw
= ctl_find(ac97
, "Master Playback Switch", NULL
);
2779 struct snd_kcontrol
*mvol
= ctl_find(ac97
, "Master Playback Volume", NULL
);
2780 if (! msw
|| ! mvol
)
2782 msw
->put
= hp_master_mute_sw_put
;
2783 mvol
->put
= bind_hp_volsw_put
;
2784 snd_ac97_remove_ctl(ac97
, "External Amplifier", NULL
);
2785 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Switch");
2786 snd_ac97_remove_ctl(ac97
, "Headphone Playback", "Volume");
2787 snd_ac97_update_bits(ac97
, AC97_POWERDOWN
, 0x8000, 0x8000); /* mute LED on */
2791 struct quirk_table
{
2793 int (*func
)(struct snd_ac97
*);
2796 static struct quirk_table applicable_quirks
[] = {
2798 { "hp_only", tune_hp_only
},
2799 { "swap_hp", tune_swap_hp
},
2800 { "swap_surround", tune_swap_surround
},
2801 { "ad_sharing", tune_ad_sharing
},
2802 { "alc_jack", tune_alc_jack
},
2803 { "inv_eapd", tune_inv_eapd
},
2804 { "mute_led", tune_mute_led
},
2805 { "hp_mute_led", tune_hp_mute_led
},
2808 /* apply the quirk with the given type */
2809 static int apply_quirk(struct snd_ac97
*ac97
, int type
)
2813 else if (type
>= ARRAY_SIZE(applicable_quirks
))
2815 if (applicable_quirks
[type
].func
)
2816 return applicable_quirks
[type
].func(ac97
);
2820 /* apply the quirk with the given name */
2821 static int apply_quirk_str(struct snd_ac97
*ac97
, const char *typestr
)
2824 struct quirk_table
*q
;
2826 for (i
= 0; i
< ARRAY_SIZE(applicable_quirks
); i
++) {
2827 q
= &applicable_quirks
[i
];
2828 if (q
->name
&& ! strcmp(typestr
, q
->name
))
2829 return apply_quirk(ac97
, i
);
2831 /* for compatibility, accept the numbers, too */
2832 if (*typestr
>= '0' && *typestr
<= '9')
2833 return apply_quirk(ac97
, (int)simple_strtoul(typestr
, NULL
, 10));
2838 * snd_ac97_tune_hardware - tune up the hardware
2839 * @ac97: the ac97 instance
2840 * @quirk: quirk list
2841 * @override: explicit quirk value (overrides the list if non-NULL)
2843 * Do some workaround for each pci device, such as renaming of the
2844 * headphone (true line-out) control as "Master".
2845 * The quirk-list must be terminated with a zero-filled entry.
2847 * Returns zero if successful, or a negative error code on failure.
2850 int snd_ac97_tune_hardware(struct snd_ac97
*ac97
, struct ac97_quirk
*quirk
, const char *override
)
2854 /* quirk overriden? */
2855 if (override
&& strcmp(override
, "-1") && strcmp(override
, "default")) {
2856 result
= apply_quirk_str(ac97
, override
);
2858 snd_printk(KERN_ERR
"applying quirk type %s failed (%d)\n", override
, result
);
2865 for (; quirk
->subvendor
; quirk
++) {
2866 if (quirk
->subvendor
!= ac97
->subsystem_vendor
)
2868 if ((! quirk
->mask
&& quirk
->subdevice
== ac97
->subsystem_device
) ||
2869 quirk
->subdevice
== (quirk
->mask
& ac97
->subsystem_device
)) {
2870 if (quirk
->codec_id
&& quirk
->codec_id
!= ac97
->id
)
2872 snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk
->name
, ac97
->subsystem_vendor
, ac97
->subsystem_device
);
2873 result
= apply_quirk(ac97
, quirk
->type
);
2875 snd_printk(KERN_ERR
"applying quirk type %d for %s failed (%d)\n", quirk
->type
, quirk
->name
, result
);
2882 EXPORT_SYMBOL(snd_ac97_tune_hardware
);
2888 static int __init
alsa_ac97_init(void)
2893 static void __exit
alsa_ac97_exit(void)
2897 module_init(alsa_ac97_init
)
2898 module_exit(alsa_ac97_exit
)