2 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
3 * Routines for control of CS4231(A)/CS4232/InterWave & compatible chips
6 * - sometimes record brokes playback with WSS portion of
8 * - CS4231 (GUS MAX) - still trouble with occasional noises
9 * - broken initialization?
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include <linux/delay.h>
29 #include <linux/init.h>
30 #include <linux/interrupt.h>
31 #include <linux/slab.h>
32 #include <linux/ioport.h>
33 #include <sound/core.h>
34 #include <sound/wss.h>
35 #include <sound/pcm_params.h>
36 #include <sound/tlv.h>
42 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
43 MODULE_DESCRIPTION("Routines for control of CS4231(A)/CS4232/InterWave & compatible chips");
44 MODULE_LICENSE("GPL");
47 #define SNDRV_DEBUG_MCE
54 static unsigned char freq_bits
[14] = {
55 /* 5510 */ 0x00 | CS4231_XTAL2
,
56 /* 6620 */ 0x0E | CS4231_XTAL2
,
57 /* 8000 */ 0x00 | CS4231_XTAL1
,
58 /* 9600 */ 0x0E | CS4231_XTAL1
,
59 /* 11025 */ 0x02 | CS4231_XTAL2
,
60 /* 16000 */ 0x02 | CS4231_XTAL1
,
61 /* 18900 */ 0x04 | CS4231_XTAL2
,
62 /* 22050 */ 0x06 | CS4231_XTAL2
,
63 /* 27042 */ 0x04 | CS4231_XTAL1
,
64 /* 32000 */ 0x06 | CS4231_XTAL1
,
65 /* 33075 */ 0x0C | CS4231_XTAL2
,
66 /* 37800 */ 0x08 | CS4231_XTAL2
,
67 /* 44100 */ 0x0A | CS4231_XTAL2
,
68 /* 48000 */ 0x0C | CS4231_XTAL1
71 static unsigned int rates
[14] = {
72 5510, 6620, 8000, 9600, 11025, 16000, 18900, 22050,
73 27042, 32000, 33075, 37800, 44100, 48000
76 static struct snd_pcm_hw_constraint_list hw_constraints_rates
= {
77 .count
= ARRAY_SIZE(rates
),
82 static int snd_wss_xrate(struct snd_pcm_runtime
*runtime
)
84 return snd_pcm_hw_constraint_list(runtime
, 0, SNDRV_PCM_HW_PARAM_RATE
,
85 &hw_constraints_rates
);
88 static unsigned char snd_wss_original_image
[32] =
90 0x00, /* 00/00 - lic */
91 0x00, /* 01/01 - ric */
92 0x9f, /* 02/02 - la1ic */
93 0x9f, /* 03/03 - ra1ic */
94 0x9f, /* 04/04 - la2ic */
95 0x9f, /* 05/05 - ra2ic */
96 0xbf, /* 06/06 - loc */
97 0xbf, /* 07/07 - roc */
98 0x20, /* 08/08 - pdfr */
99 CS4231_AUTOCALIB
, /* 09/09 - ic */
100 0x00, /* 0a/10 - pc */
101 0x00, /* 0b/11 - ti */
102 CS4231_MODE2
, /* 0c/12 - mi */
103 0xfc, /* 0d/13 - lbc */
104 0x00, /* 0e/14 - pbru */
105 0x00, /* 0f/15 - pbrl */
106 0x80, /* 10/16 - afei */
107 0x01, /* 11/17 - afeii */
108 0x9f, /* 12/18 - llic */
109 0x9f, /* 13/19 - rlic */
110 0x00, /* 14/20 - tlb */
111 0x00, /* 15/21 - thb */
112 0x00, /* 16/22 - la3mic/reserved */
113 0x00, /* 17/23 - ra3mic/reserved */
114 0x00, /* 18/24 - afs */
115 0x00, /* 19/25 - lamoc/version */
116 0xcf, /* 1a/26 - mioc */
117 0x00, /* 1b/27 - ramoc/reserved */
118 0x20, /* 1c/28 - cdfr */
119 0x00, /* 1d/29 - res4 */
120 0x00, /* 1e/30 - cbru */
121 0x00, /* 1f/31 - cbrl */
124 static unsigned char snd_opti93x_original_image
[32] =
126 0x00, /* 00/00 - l_mixout_outctrl */
127 0x00, /* 01/01 - r_mixout_outctrl */
128 0x88, /* 02/02 - l_cd_inctrl */
129 0x88, /* 03/03 - r_cd_inctrl */
130 0x88, /* 04/04 - l_a1/fm_inctrl */
131 0x88, /* 05/05 - r_a1/fm_inctrl */
132 0x80, /* 06/06 - l_dac_inctrl */
133 0x80, /* 07/07 - r_dac_inctrl */
134 0x00, /* 08/08 - ply_dataform_reg */
135 0x00, /* 09/09 - if_conf */
136 0x00, /* 0a/10 - pin_ctrl */
137 0x00, /* 0b/11 - err_init_reg */
138 0x0a, /* 0c/12 - id_reg */
139 0x00, /* 0d/13 - reserved */
140 0x00, /* 0e/14 - ply_upcount_reg */
141 0x00, /* 0f/15 - ply_lowcount_reg */
142 0x88, /* 10/16 - reserved/l_a1_inctrl */
143 0x88, /* 11/17 - reserved/r_a1_inctrl */
144 0x88, /* 12/18 - l_line_inctrl */
145 0x88, /* 13/19 - r_line_inctrl */
146 0x88, /* 14/20 - l_mic_inctrl */
147 0x88, /* 15/21 - r_mic_inctrl */
148 0x80, /* 16/22 - l_out_outctrl */
149 0x80, /* 17/23 - r_out_outctrl */
150 0x00, /* 18/24 - reserved */
151 0x00, /* 19/25 - reserved */
152 0x00, /* 1a/26 - reserved */
153 0x00, /* 1b/27 - reserved */
154 0x00, /* 1c/28 - cap_dataform_reg */
155 0x00, /* 1d/29 - reserved */
156 0x00, /* 1e/30 - cap_upcount_reg */
157 0x00 /* 1f/31 - cap_lowcount_reg */
161 * Basic I/O functions
164 static inline void wss_outb(struct snd_wss
*chip
, u8 offset
, u8 val
)
166 outb(val
, chip
->port
+ offset
);
169 static inline u8
wss_inb(struct snd_wss
*chip
, u8 offset
)
171 return inb(chip
->port
+ offset
);
174 static void snd_wss_wait(struct snd_wss
*chip
)
179 timeout
> 0 && (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
);
184 static void snd_wss_outm(struct snd_wss
*chip
, unsigned char reg
,
185 unsigned char mask
, unsigned char value
)
187 unsigned char tmp
= (chip
->image
[reg
] & mask
) | value
;
190 #ifdef CONFIG_SND_DEBUG
191 if (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
)
192 snd_printk("outm: auto calibration time out - reg = 0x%x, value = 0x%x\n", reg
, value
);
194 chip
->image
[reg
] = tmp
;
195 if (!chip
->calibrate_mute
) {
196 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| reg
);
198 wss_outb(chip
, CS4231P(REG
), tmp
);
203 static void snd_wss_dout(struct snd_wss
*chip
, unsigned char reg
,
209 timeout
> 0 && (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
);
212 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| reg
);
213 wss_outb(chip
, CS4231P(REG
), value
);
217 void snd_wss_out(struct snd_wss
*chip
, unsigned char reg
, unsigned char value
)
220 #ifdef CONFIG_SND_DEBUG
221 if (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
)
222 snd_printk("out: auto calibration time out - reg = 0x%x, value = 0x%x\n", reg
, value
);
224 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| reg
);
225 wss_outb(chip
, CS4231P(REG
), value
);
226 chip
->image
[reg
] = value
;
228 snd_printdd("codec out - reg 0x%x = 0x%x\n",
229 chip
->mce_bit
| reg
, value
);
231 EXPORT_SYMBOL(snd_wss_out
);
233 unsigned char snd_wss_in(struct snd_wss
*chip
, unsigned char reg
)
236 #ifdef CONFIG_SND_DEBUG
237 if (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
)
238 snd_printk("in: auto calibration time out - reg = 0x%x\n", reg
);
240 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| reg
);
242 return wss_inb(chip
, CS4231P(REG
));
244 EXPORT_SYMBOL(snd_wss_in
);
246 void snd_cs4236_ext_out(struct snd_wss
*chip
, unsigned char reg
,
249 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| 0x17);
250 wss_outb(chip
, CS4231P(REG
),
251 reg
| (chip
->image
[CS4236_EXT_REG
] & 0x01));
252 wss_outb(chip
, CS4231P(REG
), val
);
253 chip
->eimage
[CS4236_REG(reg
)] = val
;
255 printk("ext out : reg = 0x%x, val = 0x%x\n", reg
, val
);
258 EXPORT_SYMBOL(snd_cs4236_ext_out
);
260 unsigned char snd_cs4236_ext_in(struct snd_wss
*chip
, unsigned char reg
)
262 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| 0x17);
263 wss_outb(chip
, CS4231P(REG
),
264 reg
| (chip
->image
[CS4236_EXT_REG
] & 0x01));
266 return wss_inb(chip
, CS4231P(REG
));
270 res
= wss_inb(chip
, CS4231P(REG
));
271 printk("ext in : reg = 0x%x, val = 0x%x\n", reg
, res
);
276 EXPORT_SYMBOL(snd_cs4236_ext_in
);
280 static void snd_wss_debug(struct snd_wss
*chip
)
283 "CS4231 REGS: INDEX = 0x%02x "
284 " STATUS = 0x%02x\n",
285 wss_inb(chip
, CS4231P(REGSEL
),
286 wss_inb(chip
, CS4231P(STATUS
)));
288 " 0x00: left input = 0x%02x "
289 " 0x10: alt 1 (CFIG 2) = 0x%02x\n",
290 snd_wss_in(chip
, 0x00),
291 snd_wss_in(chip
, 0x10));
293 " 0x01: right input = 0x%02x "
294 " 0x11: alt 2 (CFIG 3) = 0x%02x\n",
295 snd_wss_in(chip
, 0x01),
296 snd_wss_in(chip
, 0x11));
298 " 0x02: GF1 left input = 0x%02x "
299 " 0x12: left line in = 0x%02x\n",
300 snd_wss_in(chip
, 0x02),
301 snd_wss_in(chip
, 0x12));
303 " 0x03: GF1 right input = 0x%02x "
304 " 0x13: right line in = 0x%02x\n",
305 snd_wss_in(chip
, 0x03),
306 snd_wss_in(chip
, 0x13));
308 " 0x04: CD left input = 0x%02x "
309 " 0x14: timer low = 0x%02x\n",
310 snd_wss_in(chip
, 0x04),
311 snd_wss_in(chip
, 0x14));
313 " 0x05: CD right input = 0x%02x "
314 " 0x15: timer high = 0x%02x\n",
315 snd_wss_in(chip
, 0x05),
316 snd_wss_in(chip
, 0x15));
318 " 0x06: left output = 0x%02x "
319 " 0x16: left MIC (PnP) = 0x%02x\n",
320 snd_wss_in(chip
, 0x06),
321 snd_wss_in(chip
, 0x16));
323 " 0x07: right output = 0x%02x "
324 " 0x17: right MIC (PnP) = 0x%02x\n",
325 snd_wss_in(chip
, 0x07),
326 snd_wss_in(chip
, 0x17));
328 " 0x08: playback format = 0x%02x "
329 " 0x18: IRQ status = 0x%02x\n",
330 snd_wss_in(chip
, 0x08),
331 snd_wss_in(chip
, 0x18));
333 " 0x09: iface (CFIG 1) = 0x%02x "
334 " 0x19: left line out = 0x%02x\n",
335 snd_wss_in(chip
, 0x09),
336 snd_wss_in(chip
, 0x19));
338 " 0x0a: pin control = 0x%02x "
339 " 0x1a: mono control = 0x%02x\n",
340 snd_wss_in(chip
, 0x0a),
341 snd_wss_in(chip
, 0x1a));
343 " 0x0b: init & status = 0x%02x "
344 " 0x1b: right line out = 0x%02x\n",
345 snd_wss_in(chip
, 0x0b),
346 snd_wss_in(chip
, 0x1b));
348 " 0x0c: revision & mode = 0x%02x "
349 " 0x1c: record format = 0x%02x\n",
350 snd_wss_in(chip
, 0x0c),
351 snd_wss_in(chip
, 0x1c));
353 " 0x0d: loopback = 0x%02x "
354 " 0x1d: var freq (PnP) = 0x%02x\n",
355 snd_wss_in(chip
, 0x0d),
356 snd_wss_in(chip
, 0x1d));
358 " 0x0e: ply upr count = 0x%02x "
359 " 0x1e: ply lwr count = 0x%02x\n",
360 snd_wss_in(chip
, 0x0e),
361 snd_wss_in(chip
, 0x1e));
363 " 0x0f: rec upr count = 0x%02x "
364 " 0x1f: rec lwr count = 0x%02x\n",
365 snd_wss_in(chip
, 0x0f),
366 snd_wss_in(chip
, 0x1f));
372 * CS4231 detection / MCE routines
375 static void snd_wss_busy_wait(struct snd_wss
*chip
)
379 /* huh.. looks like this sequence is proper for CS4231A chip (GUS MAX) */
380 for (timeout
= 5; timeout
> 0; timeout
--)
381 wss_inb(chip
, CS4231P(REGSEL
));
382 /* end of cleanup sequence */
383 for (timeout
= 25000;
384 timeout
> 0 && (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
);
389 void snd_wss_mce_up(struct snd_wss
*chip
)
395 #ifdef CONFIG_SND_DEBUG
396 if (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
)
397 snd_printk("mce_up - auto calibration time out (0)\n");
399 spin_lock_irqsave(&chip
->reg_lock
, flags
);
400 chip
->mce_bit
|= CS4231_MCE
;
401 timeout
= wss_inb(chip
, CS4231P(REGSEL
));
403 snd_printk("mce_up [0x%lx]: serious init problem - codec still busy\n", chip
->port
);
404 if (!(timeout
& CS4231_MCE
))
405 wss_outb(chip
, CS4231P(REGSEL
),
406 chip
->mce_bit
| (timeout
& 0x1f));
407 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
409 EXPORT_SYMBOL(snd_wss_mce_up
);
411 void snd_wss_mce_down(struct snd_wss
*chip
)
414 unsigned long end_time
;
416 int hw_mask
= WSS_HW_CS4231_MASK
| WSS_HW_CS4232_MASK
| WSS_HW_AD1848
;
418 snd_wss_busy_wait(chip
);
420 #ifdef CONFIG_SND_DEBUG
421 if (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
)
422 snd_printk("mce_down [0x%lx] - auto calibration time out (0)\n", (long)CS4231P(REGSEL
));
424 spin_lock_irqsave(&chip
->reg_lock
, flags
);
425 chip
->mce_bit
&= ~CS4231_MCE
;
426 timeout
= wss_inb(chip
, CS4231P(REGSEL
));
427 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| (timeout
& 0x1f));
428 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
430 snd_printk("mce_down [0x%lx]: serious init problem - codec still busy\n", chip
->port
);
431 if ((timeout
& CS4231_MCE
) == 0 || !(chip
->hardware
& hw_mask
))
435 * Wait for (possible -- during init auto-calibration may not be set)
436 * calibration process to start. Needs upto 5 sample periods on AD1848
437 * which at the slowest possible rate of 5.5125 kHz means 907 us.
441 snd_printdd("(1) jiffies = %lu\n", jiffies
);
443 /* check condition up to 250 ms */
444 end_time
= jiffies
+ msecs_to_jiffies(250);
445 while (snd_wss_in(chip
, CS4231_TEST_INIT
) &
446 CS4231_CALIB_IN_PROGRESS
) {
448 if (time_after(jiffies
, end_time
)) {
449 snd_printk(KERN_ERR
"mce_down - "
450 "auto calibration time out (2)\n");
456 snd_printdd("(2) jiffies = %lu\n", jiffies
);
458 /* check condition up to 100 ms */
459 end_time
= jiffies
+ msecs_to_jiffies(100);
460 while (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
) {
461 if (time_after(jiffies
, end_time
)) {
462 snd_printk(KERN_ERR
"mce_down - auto calibration time out (3)\n");
468 snd_printdd("(3) jiffies = %lu\n", jiffies
);
469 snd_printd("mce_down - exit = 0x%x\n", wss_inb(chip
, CS4231P(REGSEL
)));
471 EXPORT_SYMBOL(snd_wss_mce_down
);
473 static unsigned int snd_wss_get_count(unsigned char format
, unsigned int size
)
475 switch (format
& 0xe0) {
476 case CS4231_LINEAR_16
:
477 case CS4231_LINEAR_16_BIG
:
480 case CS4231_ADPCM_16
:
483 if (format
& CS4231_STEREO
)
488 static int snd_wss_trigger(struct snd_pcm_substream
*substream
,
491 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
494 struct snd_pcm_substream
*s
;
498 case SNDRV_PCM_TRIGGER_START
:
499 case SNDRV_PCM_TRIGGER_RESUME
:
501 case SNDRV_PCM_TRIGGER_STOP
:
502 case SNDRV_PCM_TRIGGER_SUSPEND
:
509 snd_pcm_group_for_each_entry(s
, substream
) {
510 if (s
== chip
->playback_substream
) {
511 what
|= CS4231_PLAYBACK_ENABLE
;
512 snd_pcm_trigger_done(s
, substream
);
513 } else if (s
== chip
->capture_substream
) {
514 what
|= CS4231_RECORD_ENABLE
;
515 snd_pcm_trigger_done(s
, substream
);
518 spin_lock(&chip
->reg_lock
);
520 chip
->image
[CS4231_IFACE_CTRL
] |= what
;
522 chip
->trigger(chip
, what
, 1);
524 chip
->image
[CS4231_IFACE_CTRL
] &= ~what
;
526 chip
->trigger(chip
, what
, 0);
528 snd_wss_out(chip
, CS4231_IFACE_CTRL
, chip
->image
[CS4231_IFACE_CTRL
]);
529 spin_unlock(&chip
->reg_lock
);
540 static unsigned char snd_wss_get_rate(unsigned int rate
)
544 for (i
= 0; i
< ARRAY_SIZE(rates
); i
++)
545 if (rate
== rates
[i
])
548 return freq_bits
[ARRAY_SIZE(rates
) - 1];
551 static unsigned char snd_wss_get_format(struct snd_wss
*chip
,
555 unsigned char rformat
;
557 rformat
= CS4231_LINEAR_8
;
559 case SNDRV_PCM_FORMAT_MU_LAW
: rformat
= CS4231_ULAW_8
; break;
560 case SNDRV_PCM_FORMAT_A_LAW
: rformat
= CS4231_ALAW_8
; break;
561 case SNDRV_PCM_FORMAT_S16_LE
: rformat
= CS4231_LINEAR_16
; break;
562 case SNDRV_PCM_FORMAT_S16_BE
: rformat
= CS4231_LINEAR_16_BIG
; break;
563 case SNDRV_PCM_FORMAT_IMA_ADPCM
: rformat
= CS4231_ADPCM_16
; break;
566 rformat
|= CS4231_STEREO
;
568 snd_printk("get_format: 0x%x (mode=0x%x)\n", format
, mode
);
573 static void snd_wss_calibrate_mute(struct snd_wss
*chip
, int mute
)
578 spin_lock_irqsave(&chip
->reg_lock
, flags
);
579 if (chip
->calibrate_mute
== mute
) {
580 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
584 snd_wss_dout(chip
, CS4231_LEFT_INPUT
,
585 chip
->image
[CS4231_LEFT_INPUT
]);
586 snd_wss_dout(chip
, CS4231_RIGHT_INPUT
,
587 chip
->image
[CS4231_RIGHT_INPUT
]);
588 snd_wss_dout(chip
, CS4231_LOOPBACK
,
589 chip
->image
[CS4231_LOOPBACK
]);
591 snd_wss_dout(chip
, CS4231_AUX1_LEFT_INPUT
,
592 mute
? 0x80 : chip
->image
[CS4231_AUX1_LEFT_INPUT
]);
593 snd_wss_dout(chip
, CS4231_AUX1_RIGHT_INPUT
,
594 mute
? 0x80 : chip
->image
[CS4231_AUX1_RIGHT_INPUT
]);
595 snd_wss_dout(chip
, CS4231_AUX2_LEFT_INPUT
,
596 mute
? 0x80 : chip
->image
[CS4231_AUX2_LEFT_INPUT
]);
597 snd_wss_dout(chip
, CS4231_AUX2_RIGHT_INPUT
,
598 mute
? 0x80 : chip
->image
[CS4231_AUX2_RIGHT_INPUT
]);
599 snd_wss_dout(chip
, CS4231_LEFT_OUTPUT
,
600 mute
? 0x80 : chip
->image
[CS4231_LEFT_OUTPUT
]);
601 snd_wss_dout(chip
, CS4231_RIGHT_OUTPUT
,
602 mute
? 0x80 : chip
->image
[CS4231_RIGHT_OUTPUT
]);
603 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
)) {
604 snd_wss_dout(chip
, CS4231_LEFT_LINE_IN
,
605 mute
? 0x80 : chip
->image
[CS4231_LEFT_LINE_IN
]);
606 snd_wss_dout(chip
, CS4231_RIGHT_LINE_IN
,
607 mute
? 0x80 : chip
->image
[CS4231_RIGHT_LINE_IN
]);
608 snd_wss_dout(chip
, CS4231_MONO_CTRL
,
609 mute
? 0xc0 : chip
->image
[CS4231_MONO_CTRL
]);
611 if (chip
->hardware
== WSS_HW_INTERWAVE
) {
612 snd_wss_dout(chip
, CS4231_LEFT_MIC_INPUT
,
613 mute
? 0x80 : chip
->image
[CS4231_LEFT_MIC_INPUT
]);
614 snd_wss_dout(chip
, CS4231_RIGHT_MIC_INPUT
,
615 mute
? 0x80 : chip
->image
[CS4231_RIGHT_MIC_INPUT
]);
616 snd_wss_dout(chip
, CS4231_LINE_LEFT_OUTPUT
,
617 mute
? 0x80 : chip
->image
[CS4231_LINE_LEFT_OUTPUT
]);
618 snd_wss_dout(chip
, CS4231_LINE_RIGHT_OUTPUT
,
619 mute
? 0x80 : chip
->image
[CS4231_LINE_RIGHT_OUTPUT
]);
621 chip
->calibrate_mute
= mute
;
622 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
625 static void snd_wss_playback_format(struct snd_wss
*chip
,
626 struct snd_pcm_hw_params
*params
,
632 mutex_lock(&chip
->mce_mutex
);
633 snd_wss_calibrate_mute(chip
, 1);
634 if (chip
->hardware
== WSS_HW_CS4231A
||
635 (chip
->hardware
& WSS_HW_CS4232_MASK
)) {
636 spin_lock_irqsave(&chip
->reg_lock
, flags
);
637 if ((chip
->image
[CS4231_PLAYBK_FORMAT
] & 0x0f) == (pdfr
& 0x0f)) { /* rate is same? */
638 snd_wss_out(chip
, CS4231_ALT_FEATURE_1
,
639 chip
->image
[CS4231_ALT_FEATURE_1
] | 0x10);
640 chip
->image
[CS4231_PLAYBK_FORMAT
] = pdfr
;
641 snd_wss_out(chip
, CS4231_PLAYBK_FORMAT
,
642 chip
->image
[CS4231_PLAYBK_FORMAT
]);
643 snd_wss_out(chip
, CS4231_ALT_FEATURE_1
,
644 chip
->image
[CS4231_ALT_FEATURE_1
] &= ~0x10);
645 udelay(100); /* Fixes audible clicks at least on GUS MAX */
648 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
651 snd_wss_mce_up(chip
);
652 spin_lock_irqsave(&chip
->reg_lock
, flags
);
653 if (chip
->hardware
!= WSS_HW_INTERWAVE
&& !chip
->single_dma
) {
654 if (chip
->image
[CS4231_IFACE_CTRL
] & CS4231_RECORD_ENABLE
)
655 pdfr
= (pdfr
& 0xf0) |
656 (chip
->image
[CS4231_REC_FORMAT
] & 0x0f);
658 chip
->image
[CS4231_PLAYBK_FORMAT
] = pdfr
;
660 snd_wss_out(chip
, CS4231_PLAYBK_FORMAT
, pdfr
);
661 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
662 if (chip
->hardware
== WSS_HW_OPL3SA2
)
663 udelay(100); /* this seems to help */
664 snd_wss_mce_down(chip
);
666 snd_wss_calibrate_mute(chip
, 0);
667 mutex_unlock(&chip
->mce_mutex
);
670 static void snd_wss_capture_format(struct snd_wss
*chip
,
671 struct snd_pcm_hw_params
*params
,
677 mutex_lock(&chip
->mce_mutex
);
678 snd_wss_calibrate_mute(chip
, 1);
679 if (chip
->hardware
== WSS_HW_CS4231A
||
680 (chip
->hardware
& WSS_HW_CS4232_MASK
)) {
681 spin_lock_irqsave(&chip
->reg_lock
, flags
);
682 if ((chip
->image
[CS4231_PLAYBK_FORMAT
] & 0x0f) == (cdfr
& 0x0f) || /* rate is same? */
683 (chip
->image
[CS4231_IFACE_CTRL
] & CS4231_PLAYBACK_ENABLE
)) {
684 snd_wss_out(chip
, CS4231_ALT_FEATURE_1
,
685 chip
->image
[CS4231_ALT_FEATURE_1
] | 0x20);
686 snd_wss_out(chip
, CS4231_REC_FORMAT
,
687 chip
->image
[CS4231_REC_FORMAT
] = cdfr
);
688 snd_wss_out(chip
, CS4231_ALT_FEATURE_1
,
689 chip
->image
[CS4231_ALT_FEATURE_1
] &= ~0x20);
692 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
695 snd_wss_mce_up(chip
);
696 spin_lock_irqsave(&chip
->reg_lock
, flags
);
697 if (chip
->hardware
!= WSS_HW_INTERWAVE
&&
698 !(chip
->image
[CS4231_IFACE_CTRL
] & CS4231_PLAYBACK_ENABLE
)) {
699 if (chip
->single_dma
)
700 snd_wss_out(chip
, CS4231_PLAYBK_FORMAT
, cdfr
);
702 snd_wss_out(chip
, CS4231_PLAYBK_FORMAT
,
703 (chip
->image
[CS4231_PLAYBK_FORMAT
] & 0xf0) |
705 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
706 snd_wss_mce_down(chip
);
707 snd_wss_mce_up(chip
);
708 spin_lock_irqsave(&chip
->reg_lock
, flags
);
710 if (chip
->hardware
& WSS_HW_AD1848_MASK
)
711 snd_wss_out(chip
, CS4231_PLAYBK_FORMAT
, cdfr
);
713 snd_wss_out(chip
, CS4231_REC_FORMAT
, cdfr
);
714 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
715 snd_wss_mce_down(chip
);
717 snd_wss_calibrate_mute(chip
, 0);
718 mutex_unlock(&chip
->mce_mutex
);
725 static unsigned long snd_wss_timer_resolution(struct snd_timer
*timer
)
727 struct snd_wss
*chip
= snd_timer_chip(timer
);
728 if (chip
->hardware
& WSS_HW_CS4236B_MASK
)
731 return chip
->image
[CS4231_PLAYBK_FORMAT
] & 1 ? 9969 : 9920;
734 static int snd_wss_timer_start(struct snd_timer
*timer
)
738 struct snd_wss
*chip
= snd_timer_chip(timer
);
739 spin_lock_irqsave(&chip
->reg_lock
, flags
);
740 ticks
= timer
->sticks
;
741 if ((chip
->image
[CS4231_ALT_FEATURE_1
] & CS4231_TIMER_ENABLE
) == 0 ||
742 (unsigned char)(ticks
>> 8) != chip
->image
[CS4231_TIMER_HIGH
] ||
743 (unsigned char)ticks
!= chip
->image
[CS4231_TIMER_LOW
]) {
744 chip
->image
[CS4231_TIMER_HIGH
] = (unsigned char) (ticks
>> 8);
745 snd_wss_out(chip
, CS4231_TIMER_HIGH
,
746 chip
->image
[CS4231_TIMER_HIGH
]);
747 chip
->image
[CS4231_TIMER_LOW
] = (unsigned char) ticks
;
748 snd_wss_out(chip
, CS4231_TIMER_LOW
,
749 chip
->image
[CS4231_TIMER_LOW
]);
750 snd_wss_out(chip
, CS4231_ALT_FEATURE_1
,
751 chip
->image
[CS4231_ALT_FEATURE_1
] |
752 CS4231_TIMER_ENABLE
);
754 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
758 static int snd_wss_timer_stop(struct snd_timer
*timer
)
761 struct snd_wss
*chip
= snd_timer_chip(timer
);
762 spin_lock_irqsave(&chip
->reg_lock
, flags
);
763 chip
->image
[CS4231_ALT_FEATURE_1
] &= ~CS4231_TIMER_ENABLE
;
764 snd_wss_out(chip
, CS4231_ALT_FEATURE_1
,
765 chip
->image
[CS4231_ALT_FEATURE_1
]);
766 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
770 static void snd_wss_init(struct snd_wss
*chip
)
774 snd_wss_mce_down(chip
);
776 #ifdef SNDRV_DEBUG_MCE
777 snd_printk("init: (1)\n");
779 snd_wss_mce_up(chip
);
780 spin_lock_irqsave(&chip
->reg_lock
, flags
);
781 chip
->image
[CS4231_IFACE_CTRL
] &= ~(CS4231_PLAYBACK_ENABLE
|
782 CS4231_PLAYBACK_PIO
|
783 CS4231_RECORD_ENABLE
|
786 chip
->image
[CS4231_IFACE_CTRL
] |= CS4231_AUTOCALIB
;
787 snd_wss_out(chip
, CS4231_IFACE_CTRL
, chip
->image
[CS4231_IFACE_CTRL
]);
788 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
789 snd_wss_mce_down(chip
);
791 #ifdef SNDRV_DEBUG_MCE
792 snd_printk("init: (2)\n");
795 snd_wss_mce_up(chip
);
796 spin_lock_irqsave(&chip
->reg_lock
, flags
);
798 CS4231_ALT_FEATURE_1
, chip
->image
[CS4231_ALT_FEATURE_1
]);
799 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
800 snd_wss_mce_down(chip
);
802 #ifdef SNDRV_DEBUG_MCE
803 snd_printk("init: (3) - afei = 0x%x\n",
804 chip
->image
[CS4231_ALT_FEATURE_1
]);
807 spin_lock_irqsave(&chip
->reg_lock
, flags
);
808 snd_wss_out(chip
, CS4231_ALT_FEATURE_2
,
809 chip
->image
[CS4231_ALT_FEATURE_2
]);
810 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
812 snd_wss_mce_up(chip
);
813 spin_lock_irqsave(&chip
->reg_lock
, flags
);
814 snd_wss_out(chip
, CS4231_PLAYBK_FORMAT
,
815 chip
->image
[CS4231_PLAYBK_FORMAT
]);
816 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
817 snd_wss_mce_down(chip
);
819 #ifdef SNDRV_DEBUG_MCE
820 snd_printk("init: (4)\n");
823 snd_wss_mce_up(chip
);
824 spin_lock_irqsave(&chip
->reg_lock
, flags
);
825 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
))
826 snd_wss_out(chip
, CS4231_REC_FORMAT
,
827 chip
->image
[CS4231_REC_FORMAT
]);
828 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
829 snd_wss_mce_down(chip
);
831 #ifdef SNDRV_DEBUG_MCE
832 snd_printk("init: (5)\n");
836 static int snd_wss_open(struct snd_wss
*chip
, unsigned int mode
)
840 mutex_lock(&chip
->open_mutex
);
841 if ((chip
->mode
& mode
) ||
842 ((chip
->mode
& WSS_MODE_OPEN
) && chip
->single_dma
)) {
843 mutex_unlock(&chip
->open_mutex
);
846 if (chip
->mode
& WSS_MODE_OPEN
) {
848 mutex_unlock(&chip
->open_mutex
);
851 /* ok. now enable and ack CODEC IRQ */
852 spin_lock_irqsave(&chip
->reg_lock
, flags
);
853 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
)) {
854 snd_wss_out(chip
, CS4231_IRQ_STATUS
,
855 CS4231_PLAYBACK_IRQ
|
858 snd_wss_out(chip
, CS4231_IRQ_STATUS
, 0);
860 wss_outb(chip
, CS4231P(STATUS
), 0); /* clear IRQ */
861 wss_outb(chip
, CS4231P(STATUS
), 0); /* clear IRQ */
862 chip
->image
[CS4231_PIN_CTRL
] |= CS4231_IRQ_ENABLE
;
863 snd_wss_out(chip
, CS4231_PIN_CTRL
, chip
->image
[CS4231_PIN_CTRL
]);
864 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
)) {
865 snd_wss_out(chip
, CS4231_IRQ_STATUS
,
866 CS4231_PLAYBACK_IRQ
|
869 snd_wss_out(chip
, CS4231_IRQ_STATUS
, 0);
871 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
874 mutex_unlock(&chip
->open_mutex
);
878 static void snd_wss_close(struct snd_wss
*chip
, unsigned int mode
)
882 mutex_lock(&chip
->open_mutex
);
884 if (chip
->mode
& WSS_MODE_OPEN
) {
885 mutex_unlock(&chip
->open_mutex
);
888 snd_wss_calibrate_mute(chip
, 1);
891 spin_lock_irqsave(&chip
->reg_lock
, flags
);
892 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
))
893 snd_wss_out(chip
, CS4231_IRQ_STATUS
, 0);
894 wss_outb(chip
, CS4231P(STATUS
), 0); /* clear IRQ */
895 wss_outb(chip
, CS4231P(STATUS
), 0); /* clear IRQ */
896 chip
->image
[CS4231_PIN_CTRL
] &= ~CS4231_IRQ_ENABLE
;
897 snd_wss_out(chip
, CS4231_PIN_CTRL
, chip
->image
[CS4231_PIN_CTRL
]);
899 /* now disable record & playback */
901 if (chip
->image
[CS4231_IFACE_CTRL
] & (CS4231_PLAYBACK_ENABLE
| CS4231_PLAYBACK_PIO
|
902 CS4231_RECORD_ENABLE
| CS4231_RECORD_PIO
)) {
903 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
904 snd_wss_mce_up(chip
);
905 spin_lock_irqsave(&chip
->reg_lock
, flags
);
906 chip
->image
[CS4231_IFACE_CTRL
] &= ~(CS4231_PLAYBACK_ENABLE
| CS4231_PLAYBACK_PIO
|
907 CS4231_RECORD_ENABLE
| CS4231_RECORD_PIO
);
908 snd_wss_out(chip
, CS4231_IFACE_CTRL
,
909 chip
->image
[CS4231_IFACE_CTRL
]);
910 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
911 snd_wss_mce_down(chip
);
912 spin_lock_irqsave(&chip
->reg_lock
, flags
);
915 /* clear IRQ again */
916 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
))
917 snd_wss_out(chip
, CS4231_IRQ_STATUS
, 0);
918 wss_outb(chip
, CS4231P(STATUS
), 0); /* clear IRQ */
919 wss_outb(chip
, CS4231P(STATUS
), 0); /* clear IRQ */
920 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
922 snd_wss_calibrate_mute(chip
, 0);
925 mutex_unlock(&chip
->open_mutex
);
932 static int snd_wss_timer_open(struct snd_timer
*timer
)
934 struct snd_wss
*chip
= snd_timer_chip(timer
);
935 snd_wss_open(chip
, WSS_MODE_TIMER
);
939 static int snd_wss_timer_close(struct snd_timer
*timer
)
941 struct snd_wss
*chip
= snd_timer_chip(timer
);
942 snd_wss_close(chip
, WSS_MODE_TIMER
);
946 static struct snd_timer_hardware snd_wss_timer_table
=
948 .flags
= SNDRV_TIMER_HW_AUTO
,
951 .open
= snd_wss_timer_open
,
952 .close
= snd_wss_timer_close
,
953 .c_resolution
= snd_wss_timer_resolution
,
954 .start
= snd_wss_timer_start
,
955 .stop
= snd_wss_timer_stop
,
959 * ok.. exported functions..
962 static int snd_wss_playback_hw_params(struct snd_pcm_substream
*substream
,
963 struct snd_pcm_hw_params
*hw_params
)
965 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
966 unsigned char new_pdfr
;
969 if ((err
= snd_pcm_lib_malloc_pages(substream
, params_buffer_bytes(hw_params
))) < 0)
971 new_pdfr
= snd_wss_get_format(chip
, params_format(hw_params
),
972 params_channels(hw_params
)) |
973 snd_wss_get_rate(params_rate(hw_params
));
974 chip
->set_playback_format(chip
, hw_params
, new_pdfr
);
978 static int snd_wss_playback_hw_free(struct snd_pcm_substream
*substream
)
980 return snd_pcm_lib_free_pages(substream
);
983 static int snd_wss_playback_prepare(struct snd_pcm_substream
*substream
)
985 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
986 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
988 unsigned int size
= snd_pcm_lib_buffer_bytes(substream
);
989 unsigned int count
= snd_pcm_lib_period_bytes(substream
);
991 spin_lock_irqsave(&chip
->reg_lock
, flags
);
992 chip
->p_dma_size
= size
;
993 chip
->image
[CS4231_IFACE_CTRL
] &= ~(CS4231_PLAYBACK_ENABLE
| CS4231_PLAYBACK_PIO
);
994 snd_dma_program(chip
->dma1
, runtime
->dma_addr
, size
, DMA_MODE_WRITE
| DMA_AUTOINIT
);
995 count
= snd_wss_get_count(chip
->image
[CS4231_PLAYBK_FORMAT
], count
) - 1;
996 snd_wss_out(chip
, CS4231_PLY_LWR_CNT
, (unsigned char) count
);
997 snd_wss_out(chip
, CS4231_PLY_UPR_CNT
, (unsigned char) (count
>> 8));
998 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1000 snd_wss_debug(chip
);
1005 static int snd_wss_capture_hw_params(struct snd_pcm_substream
*substream
,
1006 struct snd_pcm_hw_params
*hw_params
)
1008 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1009 unsigned char new_cdfr
;
1012 if ((err
= snd_pcm_lib_malloc_pages(substream
, params_buffer_bytes(hw_params
))) < 0)
1014 new_cdfr
= snd_wss_get_format(chip
, params_format(hw_params
),
1015 params_channels(hw_params
)) |
1016 snd_wss_get_rate(params_rate(hw_params
));
1017 chip
->set_capture_format(chip
, hw_params
, new_cdfr
);
1021 static int snd_wss_capture_hw_free(struct snd_pcm_substream
*substream
)
1023 return snd_pcm_lib_free_pages(substream
);
1026 static int snd_wss_capture_prepare(struct snd_pcm_substream
*substream
)
1028 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1029 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
1030 unsigned long flags
;
1031 unsigned int size
= snd_pcm_lib_buffer_bytes(substream
);
1032 unsigned int count
= snd_pcm_lib_period_bytes(substream
);
1034 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1035 chip
->c_dma_size
= size
;
1036 chip
->image
[CS4231_IFACE_CTRL
] &= ~(CS4231_RECORD_ENABLE
| CS4231_RECORD_PIO
);
1037 snd_dma_program(chip
->dma2
, runtime
->dma_addr
, size
, DMA_MODE_READ
| DMA_AUTOINIT
);
1038 if (chip
->hardware
& WSS_HW_AD1848_MASK
)
1039 count
= snd_wss_get_count(chip
->image
[CS4231_PLAYBK_FORMAT
],
1042 count
= snd_wss_get_count(chip
->image
[CS4231_REC_FORMAT
],
1045 if (chip
->single_dma
&& chip
->hardware
!= WSS_HW_INTERWAVE
) {
1046 snd_wss_out(chip
, CS4231_PLY_LWR_CNT
, (unsigned char) count
);
1047 snd_wss_out(chip
, CS4231_PLY_UPR_CNT
,
1048 (unsigned char) (count
>> 8));
1050 snd_wss_out(chip
, CS4231_REC_LWR_CNT
, (unsigned char) count
);
1051 snd_wss_out(chip
, CS4231_REC_UPR_CNT
,
1052 (unsigned char) (count
>> 8));
1054 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1058 void snd_wss_overrange(struct snd_wss
*chip
)
1060 unsigned long flags
;
1063 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1064 res
= snd_wss_in(chip
, CS4231_TEST_INIT
);
1065 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1066 if (res
& (0x08 | 0x02)) /* detect overrange only above 0dB; may be user selectable? */
1067 chip
->capture_substream
->runtime
->overrange
++;
1069 EXPORT_SYMBOL(snd_wss_overrange
);
1071 irqreturn_t
snd_wss_interrupt(int irq
, void *dev_id
)
1073 struct snd_wss
*chip
= dev_id
;
1074 unsigned char status
;
1076 if (chip
->hardware
& WSS_HW_AD1848_MASK
)
1077 /* pretend it was the only possible irq for AD1848 */
1078 status
= CS4231_PLAYBACK_IRQ
;
1080 status
= snd_wss_in(chip
, CS4231_IRQ_STATUS
);
1081 if (status
& CS4231_TIMER_IRQ
) {
1083 snd_timer_interrupt(chip
->timer
, chip
->timer
->sticks
);
1085 if (chip
->single_dma
&& chip
->hardware
!= WSS_HW_INTERWAVE
) {
1086 if (status
& CS4231_PLAYBACK_IRQ
) {
1087 if (chip
->mode
& WSS_MODE_PLAY
) {
1088 if (chip
->playback_substream
)
1089 snd_pcm_period_elapsed(chip
->playback_substream
);
1091 if (chip
->mode
& WSS_MODE_RECORD
) {
1092 if (chip
->capture_substream
) {
1093 snd_wss_overrange(chip
);
1094 snd_pcm_period_elapsed(chip
->capture_substream
);
1099 if (status
& CS4231_PLAYBACK_IRQ
) {
1100 if (chip
->playback_substream
)
1101 snd_pcm_period_elapsed(chip
->playback_substream
);
1103 if (status
& CS4231_RECORD_IRQ
) {
1104 if (chip
->capture_substream
) {
1105 snd_wss_overrange(chip
);
1106 snd_pcm_period_elapsed(chip
->capture_substream
);
1111 spin_lock(&chip
->reg_lock
);
1112 status
= ~CS4231_ALL_IRQS
| ~status
;
1113 if (chip
->hardware
& WSS_HW_AD1848_MASK
)
1114 wss_outb(chip
, CS4231P(STATUS
), 0);
1116 snd_wss_outm(chip
, CS4231_IRQ_STATUS
, status
, 0);
1117 spin_unlock(&chip
->reg_lock
);
1120 EXPORT_SYMBOL(snd_wss_interrupt
);
1122 static snd_pcm_uframes_t
snd_wss_playback_pointer(struct snd_pcm_substream
*substream
)
1124 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1127 if (!(chip
->image
[CS4231_IFACE_CTRL
] & CS4231_PLAYBACK_ENABLE
))
1129 ptr
= snd_dma_pointer(chip
->dma1
, chip
->p_dma_size
);
1130 return bytes_to_frames(substream
->runtime
, ptr
);
1133 static snd_pcm_uframes_t
snd_wss_capture_pointer(struct snd_pcm_substream
*substream
)
1135 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1138 if (!(chip
->image
[CS4231_IFACE_CTRL
] & CS4231_RECORD_ENABLE
))
1140 ptr
= snd_dma_pointer(chip
->dma2
, chip
->c_dma_size
);
1141 return bytes_to_frames(substream
->runtime
, ptr
);
1148 static int snd_ad1848_probe(struct snd_wss
*chip
)
1150 unsigned long flags
;
1151 int i
, id
, rev
, ad1847
;
1155 for (i
= 0; i
< 1000; i
++) {
1157 if (inb(chip
->port
+ CS4231P(REGSEL
)) & CS4231_INIT
)
1160 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1161 snd_wss_out(chip
, CS4231_MISC_INFO
, 0x00);
1162 snd_wss_out(chip
, CS4231_LEFT_INPUT
, 0xaa);
1163 snd_wss_out(chip
, CS4231_RIGHT_INPUT
, 0x45);
1164 rev
= snd_wss_in(chip
, CS4231_RIGHT_INPUT
);
1166 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1171 if (snd_wss_in(chip
, CS4231_LEFT_INPUT
) == 0xaa &&
1173 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1177 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1181 return -ENODEV
; /* no valid device found */
1183 if (chip
->hardware
== WSS_HW_DETECT
)
1184 id
= ad1847
? WSS_HW_AD1847
: WSS_HW_AD1848
;
1186 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1187 inb(chip
->port
+ CS4231P(STATUS
)); /* clear any pendings IRQ */
1188 outb(0, chip
->port
+ CS4231P(STATUS
));
1190 if (id
== WSS_HW_AD1848
) {
1191 /* check if there are more than 16 registers */
1192 rev
= snd_wss_in(chip
, CS4231_MISC_INFO
);
1193 snd_wss_out(chip
, CS4231_MISC_INFO
, 0x40);
1194 for (i
= 0; i
< 16; ++i
) {
1195 if (snd_wss_in(chip
, i
) != snd_wss_in(chip
, i
+ 16)) {
1196 id
= WSS_HW_CMI8330
;
1200 snd_wss_out(chip
, CS4231_MISC_INFO
, 0x00);
1201 if (id
!= WSS_HW_CMI8330
&& (rev
& 0x80))
1203 if (id
== WSS_HW_CMI8330
&& (rev
& 0x0f) != 0x0a)
1206 if (id
== WSS_HW_CMI8330
) {
1207 /* verify it is not CS4231 by changing the version register */
1208 /* on CMI8330 it is volume control register and can be set 0 */
1209 snd_wss_out(chip
, CS4231_MISC_INFO
, CS4231_MODE2
);
1210 snd_wss_dout(chip
, CS4231_VERSION
, 0x00);
1211 rev
= snd_wss_in(chip
, CS4231_VERSION
) & 0xe7;
1214 snd_wss_out(chip
, CS4231_MISC_INFO
, 0);
1217 chip
->hardware
= id
;
1219 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1220 return 0; /* all things are ok.. */
1223 static int snd_wss_probe(struct snd_wss
*chip
)
1225 unsigned long flags
;
1226 int i
, id
, rev
, regnum
;
1230 id
= snd_ad1848_probe(chip
);
1234 hw
= chip
->hardware
;
1235 if ((hw
& WSS_HW_TYPE_MASK
) == WSS_HW_DETECT
) {
1236 for (i
= 0; i
< 50; i
++) {
1238 if (wss_inb(chip
, CS4231P(REGSEL
)) & CS4231_INIT
)
1241 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1242 snd_wss_out(chip
, CS4231_MISC_INFO
,
1244 id
= snd_wss_in(chip
, CS4231_MISC_INFO
) & 0x0f;
1245 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1247 break; /* this is valid value */
1250 snd_printdd("wss: port = 0x%lx, id = 0x%x\n", chip
->port
, id
);
1252 return -ENODEV
; /* no valid device found */
1254 rev
= snd_wss_in(chip
, CS4231_VERSION
) & 0xe7;
1255 snd_printdd("CS4231: VERSION (I25) = 0x%x\n", rev
);
1257 unsigned char tmp
= snd_wss_in(chip
, 23);
1258 snd_wss_out(chip
, 23, ~tmp
);
1259 if (snd_wss_in(chip
, 23) != tmp
)
1260 chip
->hardware
= WSS_HW_AD1845
;
1262 chip
->hardware
= WSS_HW_CS4231
;
1263 } else if (rev
== 0xa0) {
1264 chip
->hardware
= WSS_HW_CS4231A
;
1265 } else if (rev
== 0xa2) {
1266 chip
->hardware
= WSS_HW_CS4232
;
1267 } else if (rev
== 0xb2) {
1268 chip
->hardware
= WSS_HW_CS4232A
;
1269 } else if (rev
== 0x83) {
1270 chip
->hardware
= WSS_HW_CS4236
;
1271 } else if (rev
== 0x03) {
1272 chip
->hardware
= WSS_HW_CS4236B
;
1274 snd_printk("unknown CS chip with version 0x%x\n", rev
);
1275 return -ENODEV
; /* unknown CS4231 chip? */
1278 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1279 wss_inb(chip
, CS4231P(STATUS
)); /* clear any pendings IRQ */
1280 wss_outb(chip
, CS4231P(STATUS
), 0);
1282 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1284 if (!(chip
->hardware
& WSS_HW_AD1848_MASK
))
1285 chip
->image
[CS4231_MISC_INFO
] = CS4231_MODE2
;
1286 switch (chip
->hardware
) {
1287 case WSS_HW_INTERWAVE
:
1288 chip
->image
[CS4231_MISC_INFO
] = CS4231_IW_MODE3
;
1291 case WSS_HW_CS4236B
:
1292 case WSS_HW_CS4237B
:
1293 case WSS_HW_CS4238B
:
1295 if (hw
== WSS_HW_DETECT3
)
1296 chip
->image
[CS4231_MISC_INFO
] = CS4231_4236_MODE3
;
1298 chip
->hardware
= WSS_HW_CS4236
;
1302 chip
->image
[CS4231_IFACE_CTRL
] =
1303 (chip
->image
[CS4231_IFACE_CTRL
] & ~CS4231_SINGLE_DMA
) |
1304 (chip
->single_dma
? CS4231_SINGLE_DMA
: 0);
1305 if (chip
->hardware
!= WSS_HW_OPTI93X
) {
1306 chip
->image
[CS4231_ALT_FEATURE_1
] = 0x80;
1307 chip
->image
[CS4231_ALT_FEATURE_2
] =
1308 chip
->hardware
== WSS_HW_INTERWAVE
? 0xc2 : 0x01;
1310 ptr
= (unsigned char *) &chip
->image
;
1311 regnum
= (chip
->hardware
& WSS_HW_AD1848_MASK
) ? 16 : 32;
1312 snd_wss_mce_down(chip
);
1313 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1314 for (i
= 0; i
< regnum
; i
++) /* ok.. fill all registers */
1315 snd_wss_out(chip
, i
, *ptr
++);
1316 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1317 snd_wss_mce_up(chip
);
1318 snd_wss_mce_down(chip
);
1322 /* ok.. try check hardware version for CS4236+ chips */
1323 if ((hw
& WSS_HW_TYPE_MASK
) == WSS_HW_DETECT
) {
1324 if (chip
->hardware
== WSS_HW_CS4236B
) {
1325 rev
= snd_cs4236_ext_in(chip
, CS4236_VERSION
);
1326 snd_cs4236_ext_out(chip
, CS4236_VERSION
, 0xff);
1327 id
= snd_cs4236_ext_in(chip
, CS4236_VERSION
);
1328 snd_cs4236_ext_out(chip
, CS4236_VERSION
, rev
);
1329 snd_printdd("CS4231: ext version; rev = 0x%x, id = 0x%x\n", rev
, id
);
1330 if ((id
& 0x1f) == 0x1d) { /* CS4235 */
1331 chip
->hardware
= WSS_HW_CS4235
;
1338 snd_printk("unknown CS4235 chip (enhanced version = 0x%x)\n", id
);
1340 } else if ((id
& 0x1f) == 0x0b) { /* CS4236/B */
1346 chip
->hardware
= WSS_HW_CS4236B
;
1349 snd_printk("unknown CS4236 chip (enhanced version = 0x%x)\n", id
);
1351 } else if ((id
& 0x1f) == 0x08) { /* CS4237B */
1352 chip
->hardware
= WSS_HW_CS4237B
;
1360 snd_printk("unknown CS4237B chip (enhanced version = 0x%x)\n", id
);
1362 } else if ((id
& 0x1f) == 0x09) { /* CS4238B */
1363 chip
->hardware
= WSS_HW_CS4238B
;
1370 snd_printk("unknown CS4238B chip (enhanced version = 0x%x)\n", id
);
1372 } else if ((id
& 0x1f) == 0x1e) { /* CS4239 */
1373 chip
->hardware
= WSS_HW_CS4239
;
1380 snd_printk("unknown CS4239 chip (enhanced version = 0x%x)\n", id
);
1383 snd_printk("unknown CS4236/CS423xB chip (enhanced version = 0x%x)\n", id
);
1387 return 0; /* all things are ok.. */
1394 static struct snd_pcm_hardware snd_wss_playback
=
1396 .info
= (SNDRV_PCM_INFO_MMAP
| SNDRV_PCM_INFO_INTERLEAVED
|
1397 SNDRV_PCM_INFO_MMAP_VALID
|
1398 SNDRV_PCM_INFO_RESUME
|
1399 SNDRV_PCM_INFO_SYNC_START
),
1400 .formats
= (SNDRV_PCM_FMTBIT_MU_LAW
| SNDRV_PCM_FMTBIT_A_LAW
| SNDRV_PCM_FMTBIT_IMA_ADPCM
|
1401 SNDRV_PCM_FMTBIT_U8
| SNDRV_PCM_FMTBIT_S16_LE
| SNDRV_PCM_FMTBIT_S16_BE
),
1402 .rates
= SNDRV_PCM_RATE_KNOT
| SNDRV_PCM_RATE_8000_48000
,
1407 .buffer_bytes_max
= (128*1024),
1408 .period_bytes_min
= 64,
1409 .period_bytes_max
= (128*1024),
1411 .periods_max
= 1024,
1415 static struct snd_pcm_hardware snd_wss_capture
=
1417 .info
= (SNDRV_PCM_INFO_MMAP
| SNDRV_PCM_INFO_INTERLEAVED
|
1418 SNDRV_PCM_INFO_MMAP_VALID
|
1419 SNDRV_PCM_INFO_RESUME
|
1420 SNDRV_PCM_INFO_SYNC_START
),
1421 .formats
= (SNDRV_PCM_FMTBIT_MU_LAW
| SNDRV_PCM_FMTBIT_A_LAW
| SNDRV_PCM_FMTBIT_IMA_ADPCM
|
1422 SNDRV_PCM_FMTBIT_U8
| SNDRV_PCM_FMTBIT_S16_LE
| SNDRV_PCM_FMTBIT_S16_BE
),
1423 .rates
= SNDRV_PCM_RATE_KNOT
| SNDRV_PCM_RATE_8000_48000
,
1428 .buffer_bytes_max
= (128*1024),
1429 .period_bytes_min
= 64,
1430 .period_bytes_max
= (128*1024),
1432 .periods_max
= 1024,
1440 static int snd_wss_playback_open(struct snd_pcm_substream
*substream
)
1442 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1443 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
1446 runtime
->hw
= snd_wss_playback
;
1448 /* hardware limitation of older chipsets */
1449 if (chip
->hardware
& WSS_HW_AD1848_MASK
)
1450 runtime
->hw
.formats
&= ~(SNDRV_PCM_FMTBIT_IMA_ADPCM
|
1451 SNDRV_PCM_FMTBIT_S16_BE
);
1453 /* hardware bug in InterWave chipset */
1454 if (chip
->hardware
== WSS_HW_INTERWAVE
&& chip
->dma1
> 3)
1455 runtime
->hw
.formats
&= ~SNDRV_PCM_FMTBIT_MU_LAW
;
1457 /* hardware limitation of cheap chips */
1458 if (chip
->hardware
== WSS_HW_CS4235
||
1459 chip
->hardware
== WSS_HW_CS4239
)
1460 runtime
->hw
.formats
= SNDRV_PCM_FMTBIT_U8
| SNDRV_PCM_FMTBIT_S16_LE
;
1462 snd_pcm_limit_isa_dma_size(chip
->dma1
, &runtime
->hw
.buffer_bytes_max
);
1463 snd_pcm_limit_isa_dma_size(chip
->dma1
, &runtime
->hw
.period_bytes_max
);
1465 if (chip
->claim_dma
) {
1466 if ((err
= chip
->claim_dma(chip
, chip
->dma_private_data
, chip
->dma1
)) < 0)
1470 err
= snd_wss_open(chip
, WSS_MODE_PLAY
);
1472 if (chip
->release_dma
)
1473 chip
->release_dma(chip
, chip
->dma_private_data
, chip
->dma1
);
1474 snd_free_pages(runtime
->dma_area
, runtime
->dma_bytes
);
1477 chip
->playback_substream
= substream
;
1478 snd_pcm_set_sync(substream
);
1479 chip
->rate_constraint(runtime
);
1483 static int snd_wss_capture_open(struct snd_pcm_substream
*substream
)
1485 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1486 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
1489 runtime
->hw
= snd_wss_capture
;
1491 /* hardware limitation of older chipsets */
1492 if (chip
->hardware
& WSS_HW_AD1848_MASK
)
1493 runtime
->hw
.formats
&= ~(SNDRV_PCM_FMTBIT_IMA_ADPCM
|
1494 SNDRV_PCM_FMTBIT_S16_BE
);
1496 /* hardware limitation of cheap chips */
1497 if (chip
->hardware
== WSS_HW_CS4235
||
1498 chip
->hardware
== WSS_HW_CS4239
)
1499 runtime
->hw
.formats
= SNDRV_PCM_FMTBIT_U8
| SNDRV_PCM_FMTBIT_S16_LE
;
1501 snd_pcm_limit_isa_dma_size(chip
->dma2
, &runtime
->hw
.buffer_bytes_max
);
1502 snd_pcm_limit_isa_dma_size(chip
->dma2
, &runtime
->hw
.period_bytes_max
);
1504 if (chip
->claim_dma
) {
1505 if ((err
= chip
->claim_dma(chip
, chip
->dma_private_data
, chip
->dma2
)) < 0)
1509 err
= snd_wss_open(chip
, WSS_MODE_RECORD
);
1511 if (chip
->release_dma
)
1512 chip
->release_dma(chip
, chip
->dma_private_data
, chip
->dma2
);
1513 snd_free_pages(runtime
->dma_area
, runtime
->dma_bytes
);
1516 chip
->capture_substream
= substream
;
1517 snd_pcm_set_sync(substream
);
1518 chip
->rate_constraint(runtime
);
1522 static int snd_wss_playback_close(struct snd_pcm_substream
*substream
)
1524 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1526 chip
->playback_substream
= NULL
;
1527 snd_wss_close(chip
, WSS_MODE_PLAY
);
1531 static int snd_wss_capture_close(struct snd_pcm_substream
*substream
)
1533 struct snd_wss
*chip
= snd_pcm_substream_chip(substream
);
1535 chip
->capture_substream
= NULL
;
1536 snd_wss_close(chip
, WSS_MODE_RECORD
);
1540 static void snd_wss_thinkpad_twiddle(struct snd_wss
*chip
, int on
)
1544 if (!chip
->thinkpad_flag
)
1547 outb(0x1c, AD1848_THINKPAD_CTL_PORT1
);
1548 tmp
= inb(AD1848_THINKPAD_CTL_PORT2
);
1552 tmp
|= AD1848_THINKPAD_CS4248_ENABLE_BIT
;
1555 tmp
&= ~AD1848_THINKPAD_CS4248_ENABLE_BIT
;
1557 outb(tmp
, AD1848_THINKPAD_CTL_PORT2
);
1562 /* lowlevel suspend callback for CS4231 */
1563 static void snd_wss_suspend(struct snd_wss
*chip
)
1566 unsigned long flags
;
1568 snd_pcm_suspend_all(chip
->pcm
);
1569 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1570 for (reg
= 0; reg
< 32; reg
++)
1571 chip
->image
[reg
] = snd_wss_in(chip
, reg
);
1572 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1573 if (chip
->thinkpad_flag
)
1574 snd_wss_thinkpad_twiddle(chip
, 0);
1577 /* lowlevel resume callback for CS4231 */
1578 static void snd_wss_resume(struct snd_wss
*chip
)
1581 unsigned long flags
;
1584 if (chip
->thinkpad_flag
)
1585 snd_wss_thinkpad_twiddle(chip
, 1);
1586 snd_wss_mce_up(chip
);
1587 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1588 for (reg
= 0; reg
< 32; reg
++) {
1590 case CS4231_VERSION
:
1593 snd_wss_out(chip
, reg
, chip
->image
[reg
]);
1597 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1599 snd_wss_mce_down(chip
);
1601 /* The following is a workaround to avoid freeze after resume on TP600E.
1602 This is the first half of copy of snd_wss_mce_down(), but doesn't
1603 include rescheduling. -- iwai
1605 snd_wss_busy_wait(chip
);
1606 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1607 chip
->mce_bit
&= ~CS4231_MCE
;
1608 timeout
= wss_inb(chip
, CS4231P(REGSEL
));
1609 wss_outb(chip
, CS4231P(REGSEL
), chip
->mce_bit
| (timeout
& 0x1f));
1610 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1611 if (timeout
== 0x80)
1612 snd_printk("down [0x%lx]: serious init problem - codec still busy\n", chip
->port
);
1613 if ((timeout
& CS4231_MCE
) == 0 ||
1614 !(chip
->hardware
& (WSS_HW_CS4231_MASK
| WSS_HW_CS4232_MASK
))) {
1617 snd_wss_busy_wait(chip
);
1620 #endif /* CONFIG_PM */
1622 static int snd_wss_free(struct snd_wss
*chip
)
1624 release_and_free_resource(chip
->res_port
);
1625 release_and_free_resource(chip
->res_cport
);
1626 if (chip
->irq
>= 0) {
1627 disable_irq(chip
->irq
);
1628 if (!(chip
->hwshare
& WSS_HWSHARE_IRQ
))
1629 free_irq(chip
->irq
, (void *) chip
);
1631 if (!(chip
->hwshare
& WSS_HWSHARE_DMA1
) && chip
->dma1
>= 0) {
1632 snd_dma_disable(chip
->dma1
);
1633 free_dma(chip
->dma1
);
1635 if (!(chip
->hwshare
& WSS_HWSHARE_DMA2
) &&
1636 chip
->dma2
>= 0 && chip
->dma2
!= chip
->dma1
) {
1637 snd_dma_disable(chip
->dma2
);
1638 free_dma(chip
->dma2
);
1641 snd_device_free(chip
->card
, chip
->timer
);
1646 static int snd_wss_dev_free(struct snd_device
*device
)
1648 struct snd_wss
*chip
= device
->device_data
;
1649 return snd_wss_free(chip
);
1652 const char *snd_wss_chip_id(struct snd_wss
*chip
)
1654 switch (chip
->hardware
) {
1657 case WSS_HW_CS4231A
:
1661 case WSS_HW_CS4232A
:
1667 case WSS_HW_CS4236B
:
1669 case WSS_HW_CS4237B
:
1671 case WSS_HW_CS4238B
:
1675 case WSS_HW_INTERWAVE
:
1676 return "AMD InterWave";
1677 case WSS_HW_OPL3SA2
:
1678 return chip
->card
->shortname
;
1681 case WSS_HW_OPTI93X
:
1689 case WSS_HW_CMI8330
:
1690 return "CMI8330/C3D";
1695 EXPORT_SYMBOL(snd_wss_chip_id
);
1697 static int snd_wss_new(struct snd_card
*card
,
1698 unsigned short hardware
,
1699 unsigned short hwshare
,
1700 struct snd_wss
**rchip
)
1702 struct snd_wss
*chip
;
1705 chip
= kzalloc(sizeof(*chip
), GFP_KERNEL
);
1708 chip
->hardware
= hardware
;
1709 chip
->hwshare
= hwshare
;
1711 spin_lock_init(&chip
->reg_lock
);
1712 mutex_init(&chip
->mce_mutex
);
1713 mutex_init(&chip
->open_mutex
);
1715 chip
->rate_constraint
= snd_wss_xrate
;
1716 chip
->set_playback_format
= snd_wss_playback_format
;
1717 chip
->set_capture_format
= snd_wss_capture_format
;
1718 if (chip
->hardware
== WSS_HW_OPTI93X
)
1719 memcpy(&chip
->image
, &snd_opti93x_original_image
,
1720 sizeof(snd_opti93x_original_image
));
1722 memcpy(&chip
->image
, &snd_wss_original_image
,
1723 sizeof(snd_wss_original_image
));
1724 if (chip
->hardware
& WSS_HW_AD1848_MASK
) {
1725 chip
->image
[CS4231_PIN_CTRL
] = 0;
1726 chip
->image
[CS4231_TEST_INIT
] = 0;
1733 int snd_wss_create(struct snd_card
*card
,
1735 unsigned long cport
,
1736 int irq
, int dma1
, int dma2
,
1737 unsigned short hardware
,
1738 unsigned short hwshare
,
1739 struct snd_wss
**rchip
)
1741 static struct snd_device_ops ops
= {
1742 .dev_free
= snd_wss_dev_free
,
1744 struct snd_wss
*chip
;
1747 err
= snd_wss_new(card
, hardware
, hwshare
, &chip
);
1755 chip
->res_port
= request_region(port
, 4, "WSS");
1756 if (!chip
->res_port
) {
1757 snd_printk(KERN_ERR
"wss: can't grab port 0x%lx\n", port
);
1762 if ((long)cport
>= 0) {
1763 chip
->res_cport
= request_region(cport
, 8, "CS4232 Control");
1764 if (!chip
->res_cport
) {
1766 "wss: can't grab control port 0x%lx\n", cport
);
1771 chip
->cport
= cport
;
1772 if (!(hwshare
& WSS_HWSHARE_IRQ
))
1773 if (request_irq(irq
, snd_wss_interrupt
, IRQF_DISABLED
,
1774 "WSS", (void *) chip
)) {
1775 snd_printk(KERN_ERR
"wss: can't grab IRQ %d\n", irq
);
1780 if (!(hwshare
& WSS_HWSHARE_DMA1
) && request_dma(dma1
, "WSS - 1")) {
1781 snd_printk(KERN_ERR
"wss: can't grab DMA1 %d\n", dma1
);
1786 if (!(hwshare
& WSS_HWSHARE_DMA2
) && dma1
!= dma2
&&
1787 dma2
>= 0 && request_dma(dma2
, "WSS - 2")) {
1788 snd_printk(KERN_ERR
"wss: can't grab DMA2 %d\n", dma2
);
1792 if (dma1
== dma2
|| dma2
< 0) {
1793 chip
->single_dma
= 1;
1794 chip
->dma2
= chip
->dma1
;
1798 if (hardware
== WSS_HW_THINKPAD
) {
1799 chip
->thinkpad_flag
= 1;
1800 chip
->hardware
= WSS_HW_DETECT
; /* reset */
1801 snd_wss_thinkpad_twiddle(chip
, 1);
1805 if (snd_wss_probe(chip
) < 0) {
1812 if (chip
->hardware
& WSS_HW_CS4232_MASK
) {
1813 if (chip
->res_cport
== NULL
)
1814 snd_printk("CS4232 control port features are not accessible\n");
1818 /* Register device */
1819 err
= snd_device_new(card
, SNDRV_DEV_LOWLEVEL
, chip
, &ops
);
1826 /* Power Management */
1827 chip
->suspend
= snd_wss_suspend
;
1828 chip
->resume
= snd_wss_resume
;
1834 EXPORT_SYMBOL(snd_wss_create
);
1836 static struct snd_pcm_ops snd_wss_playback_ops
= {
1837 .open
= snd_wss_playback_open
,
1838 .close
= snd_wss_playback_close
,
1839 .ioctl
= snd_pcm_lib_ioctl
,
1840 .hw_params
= snd_wss_playback_hw_params
,
1841 .hw_free
= snd_wss_playback_hw_free
,
1842 .prepare
= snd_wss_playback_prepare
,
1843 .trigger
= snd_wss_trigger
,
1844 .pointer
= snd_wss_playback_pointer
,
1847 static struct snd_pcm_ops snd_wss_capture_ops
= {
1848 .open
= snd_wss_capture_open
,
1849 .close
= snd_wss_capture_close
,
1850 .ioctl
= snd_pcm_lib_ioctl
,
1851 .hw_params
= snd_wss_capture_hw_params
,
1852 .hw_free
= snd_wss_capture_hw_free
,
1853 .prepare
= snd_wss_capture_prepare
,
1854 .trigger
= snd_wss_trigger
,
1855 .pointer
= snd_wss_capture_pointer
,
1858 int snd_wss_pcm(struct snd_wss
*chip
, int device
, struct snd_pcm
**rpcm
)
1860 struct snd_pcm
*pcm
;
1863 err
= snd_pcm_new(chip
->card
, "WSS", device
, 1, 1, &pcm
);
1867 spin_lock_init(&chip
->reg_lock
);
1868 mutex_init(&chip
->mce_mutex
);
1869 mutex_init(&chip
->open_mutex
);
1871 snd_pcm_set_ops(pcm
, SNDRV_PCM_STREAM_PLAYBACK
, &snd_wss_playback_ops
);
1872 snd_pcm_set_ops(pcm
, SNDRV_PCM_STREAM_CAPTURE
, &snd_wss_capture_ops
);
1875 pcm
->private_data
= chip
;
1876 pcm
->info_flags
= 0;
1877 if (chip
->single_dma
)
1878 pcm
->info_flags
|= SNDRV_PCM_INFO_HALF_DUPLEX
;
1879 if (chip
->hardware
!= WSS_HW_INTERWAVE
)
1880 pcm
->info_flags
|= SNDRV_PCM_INFO_JOINT_DUPLEX
;
1881 strcpy(pcm
->name
, snd_wss_chip_id(chip
));
1883 snd_pcm_lib_preallocate_pages_for_all(pcm
, SNDRV_DMA_TYPE_DEV
,
1885 64*1024, chip
->dma1
> 3 || chip
->dma2
> 3 ? 128*1024 : 64*1024);
1892 EXPORT_SYMBOL(snd_wss_pcm
);
1894 static void snd_wss_timer_free(struct snd_timer
*timer
)
1896 struct snd_wss
*chip
= timer
->private_data
;
1900 int snd_wss_timer(struct snd_wss
*chip
, int device
, struct snd_timer
**rtimer
)
1902 struct snd_timer
*timer
;
1903 struct snd_timer_id tid
;
1906 /* Timer initialization */
1907 tid
.dev_class
= SNDRV_TIMER_CLASS_CARD
;
1908 tid
.dev_sclass
= SNDRV_TIMER_SCLASS_NONE
;
1909 tid
.card
= chip
->card
->number
;
1910 tid
.device
= device
;
1912 if ((err
= snd_timer_new(chip
->card
, "CS4231", &tid
, &timer
)) < 0)
1914 strcpy(timer
->name
, snd_wss_chip_id(chip
));
1915 timer
->private_data
= chip
;
1916 timer
->private_free
= snd_wss_timer_free
;
1917 timer
->hw
= snd_wss_timer_table
;
1918 chip
->timer
= timer
;
1923 EXPORT_SYMBOL(snd_wss_timer
);
1929 static int snd_wss_info_mux(struct snd_kcontrol
*kcontrol
,
1930 struct snd_ctl_elem_info
*uinfo
)
1932 static char *texts
[4] = {
1933 "Line", "Aux", "Mic", "Mix"
1935 static char *opl3sa_texts
[4] = {
1936 "Line", "CD", "Mic", "Mix"
1938 static char *gusmax_texts
[4] = {
1939 "Line", "Synth", "Mic", "Mix"
1941 char **ptexts
= texts
;
1942 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
1944 snd_assert(chip
->card
!= NULL
, return -EINVAL
);
1945 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1947 uinfo
->value
.enumerated
.items
= 4;
1948 if (uinfo
->value
.enumerated
.item
> 3)
1949 uinfo
->value
.enumerated
.item
= 3;
1950 if (!strcmp(chip
->card
->driver
, "GUS MAX"))
1951 ptexts
= gusmax_texts
;
1952 switch (chip
->hardware
) {
1953 case WSS_HW_INTERWAVE
:
1954 ptexts
= gusmax_texts
;
1956 case WSS_HW_OPL3SA2
:
1957 ptexts
= opl3sa_texts
;
1960 strcpy(uinfo
->value
.enumerated
.name
, ptexts
[uinfo
->value
.enumerated
.item
]);
1964 static int snd_wss_get_mux(struct snd_kcontrol
*kcontrol
,
1965 struct snd_ctl_elem_value
*ucontrol
)
1967 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
1968 unsigned long flags
;
1970 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1971 ucontrol
->value
.enumerated
.item
[0] = (chip
->image
[CS4231_LEFT_INPUT
] & CS4231_MIXS_ALL
) >> 6;
1972 ucontrol
->value
.enumerated
.item
[1] = (chip
->image
[CS4231_RIGHT_INPUT
] & CS4231_MIXS_ALL
) >> 6;
1973 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
1977 static int snd_wss_put_mux(struct snd_kcontrol
*kcontrol
,
1978 struct snd_ctl_elem_value
*ucontrol
)
1980 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
1981 unsigned long flags
;
1982 unsigned short left
, right
;
1985 if (ucontrol
->value
.enumerated
.item
[0] > 3 ||
1986 ucontrol
->value
.enumerated
.item
[1] > 3)
1988 left
= ucontrol
->value
.enumerated
.item
[0] << 6;
1989 right
= ucontrol
->value
.enumerated
.item
[1] << 6;
1990 spin_lock_irqsave(&chip
->reg_lock
, flags
);
1991 left
= (chip
->image
[CS4231_LEFT_INPUT
] & ~CS4231_MIXS_ALL
) | left
;
1992 right
= (chip
->image
[CS4231_RIGHT_INPUT
] & ~CS4231_MIXS_ALL
) | right
;
1993 change
= left
!= chip
->image
[CS4231_LEFT_INPUT
] ||
1994 right
!= chip
->image
[CS4231_RIGHT_INPUT
];
1995 snd_wss_out(chip
, CS4231_LEFT_INPUT
, left
);
1996 snd_wss_out(chip
, CS4231_RIGHT_INPUT
, right
);
1997 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
2001 int snd_wss_info_single(struct snd_kcontrol
*kcontrol
,
2002 struct snd_ctl_elem_info
*uinfo
)
2004 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
2006 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
2008 uinfo
->value
.integer
.min
= 0;
2009 uinfo
->value
.integer
.max
= mask
;
2012 EXPORT_SYMBOL(snd_wss_info_single
);
2014 int snd_wss_get_single(struct snd_kcontrol
*kcontrol
,
2015 struct snd_ctl_elem_value
*ucontrol
)
2017 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
2018 unsigned long flags
;
2019 int reg
= kcontrol
->private_value
& 0xff;
2020 int shift
= (kcontrol
->private_value
>> 8) & 0xff;
2021 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
2022 int invert
= (kcontrol
->private_value
>> 24) & 0xff;
2024 spin_lock_irqsave(&chip
->reg_lock
, flags
);
2025 ucontrol
->value
.integer
.value
[0] = (chip
->image
[reg
] >> shift
) & mask
;
2026 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
2028 ucontrol
->value
.integer
.value
[0] = mask
- ucontrol
->value
.integer
.value
[0];
2031 EXPORT_SYMBOL(snd_wss_get_single
);
2033 int snd_wss_put_single(struct snd_kcontrol
*kcontrol
,
2034 struct snd_ctl_elem_value
*ucontrol
)
2036 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
2037 unsigned long flags
;
2038 int reg
= kcontrol
->private_value
& 0xff;
2039 int shift
= (kcontrol
->private_value
>> 8) & 0xff;
2040 int mask
= (kcontrol
->private_value
>> 16) & 0xff;
2041 int invert
= (kcontrol
->private_value
>> 24) & 0xff;
2045 val
= (ucontrol
->value
.integer
.value
[0] & mask
);
2049 spin_lock_irqsave(&chip
->reg_lock
, flags
);
2050 val
= (chip
->image
[reg
] & ~(mask
<< shift
)) | val
;
2051 change
= val
!= chip
->image
[reg
];
2052 snd_wss_out(chip
, reg
, val
);
2053 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
2056 EXPORT_SYMBOL(snd_wss_put_single
);
2058 int snd_wss_info_double(struct snd_kcontrol
*kcontrol
,
2059 struct snd_ctl_elem_info
*uinfo
)
2061 int mask
= (kcontrol
->private_value
>> 24) & 0xff;
2063 uinfo
->type
= mask
== 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN
: SNDRV_CTL_ELEM_TYPE_INTEGER
;
2065 uinfo
->value
.integer
.min
= 0;
2066 uinfo
->value
.integer
.max
= mask
;
2069 EXPORT_SYMBOL(snd_wss_info_double
);
2071 int snd_wss_get_double(struct snd_kcontrol
*kcontrol
,
2072 struct snd_ctl_elem_value
*ucontrol
)
2074 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
2075 unsigned long flags
;
2076 int left_reg
= kcontrol
->private_value
& 0xff;
2077 int right_reg
= (kcontrol
->private_value
>> 8) & 0xff;
2078 int shift_left
= (kcontrol
->private_value
>> 16) & 0x07;
2079 int shift_right
= (kcontrol
->private_value
>> 19) & 0x07;
2080 int mask
= (kcontrol
->private_value
>> 24) & 0xff;
2081 int invert
= (kcontrol
->private_value
>> 22) & 1;
2083 spin_lock_irqsave(&chip
->reg_lock
, flags
);
2084 ucontrol
->value
.integer
.value
[0] = (chip
->image
[left_reg
] >> shift_left
) & mask
;
2085 ucontrol
->value
.integer
.value
[1] = (chip
->image
[right_reg
] >> shift_right
) & mask
;
2086 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
2088 ucontrol
->value
.integer
.value
[0] = mask
- ucontrol
->value
.integer
.value
[0];
2089 ucontrol
->value
.integer
.value
[1] = mask
- ucontrol
->value
.integer
.value
[1];
2093 EXPORT_SYMBOL(snd_wss_get_double
);
2095 int snd_wss_put_double(struct snd_kcontrol
*kcontrol
,
2096 struct snd_ctl_elem_value
*ucontrol
)
2098 struct snd_wss
*chip
= snd_kcontrol_chip(kcontrol
);
2099 unsigned long flags
;
2100 int left_reg
= kcontrol
->private_value
& 0xff;
2101 int right_reg
= (kcontrol
->private_value
>> 8) & 0xff;
2102 int shift_left
= (kcontrol
->private_value
>> 16) & 0x07;
2103 int shift_right
= (kcontrol
->private_value
>> 19) & 0x07;
2104 int mask
= (kcontrol
->private_value
>> 24) & 0xff;
2105 int invert
= (kcontrol
->private_value
>> 22) & 1;
2107 unsigned short val1
, val2
;
2109 val1
= ucontrol
->value
.integer
.value
[0] & mask
;
2110 val2
= ucontrol
->value
.integer
.value
[1] & mask
;
2115 val1
<<= shift_left
;
2116 val2
<<= shift_right
;
2117 spin_lock_irqsave(&chip
->reg_lock
, flags
);
2118 if (left_reg
!= right_reg
) {
2119 val1
= (chip
->image
[left_reg
] & ~(mask
<< shift_left
)) | val1
;
2120 val2
= (chip
->image
[right_reg
] & ~(mask
<< shift_right
)) | val2
;
2121 change
= val1
!= chip
->image
[left_reg
] ||
2122 val2
!= chip
->image
[right_reg
];
2123 snd_wss_out(chip
, left_reg
, val1
);
2124 snd_wss_out(chip
, right_reg
, val2
);
2126 mask
= (mask
<< shift_left
) | (mask
<< shift_right
);
2127 val1
= (chip
->image
[left_reg
] & ~mask
) | val1
| val2
;
2128 change
= val1
!= chip
->image
[left_reg
];
2129 snd_wss_out(chip
, left_reg
, val1
);
2131 spin_unlock_irqrestore(&chip
->reg_lock
, flags
);
2134 EXPORT_SYMBOL(snd_wss_put_double
);
2136 static const DECLARE_TLV_DB_SCALE(db_scale_6bit
, -9450, 150, 0);
2137 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max
, -3450, 150, 0);
2138 static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain
, 0, 150, 0);
2140 static struct snd_kcontrol_new snd_ad1848_controls
[] = {
2141 WSS_DOUBLE("PCM Playback Switch", 0, CS4231_LEFT_OUTPUT
, CS4231_RIGHT_OUTPUT
,
2143 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
2144 CS4231_LEFT_OUTPUT
, CS4231_RIGHT_OUTPUT
, 0, 0, 63, 1,
2146 WSS_DOUBLE("Aux Playback Switch", 0,
2147 CS4231_AUX1_LEFT_INPUT
, CS4231_AUX1_RIGHT_INPUT
, 7, 7, 1, 1),
2148 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
2149 CS4231_AUX1_LEFT_INPUT
, CS4231_AUX1_RIGHT_INPUT
, 0, 0, 31, 1,
2150 db_scale_5bit_12db_max
),
2151 WSS_DOUBLE("Aux Playback Switch", 1,
2152 CS4231_AUX2_LEFT_INPUT
, CS4231_AUX2_RIGHT_INPUT
, 7, 7, 1, 1),
2153 WSS_DOUBLE_TLV("Aux Playback Volume", 1,
2154 CS4231_AUX2_LEFT_INPUT
, CS4231_AUX2_RIGHT_INPUT
, 0, 0, 31, 1,
2155 db_scale_5bit_12db_max
),
2156 WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT
, CS4231_RIGHT_INPUT
,
2157 0, 0, 15, 0, db_scale_rec_gain
),
2159 .name
= "Capture Source",
2160 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2161 .info
= snd_wss_info_mux
,
2162 .get
= snd_wss_get_mux
,
2163 .put
= snd_wss_put_mux
,
2165 WSS_SINGLE("Loopback Capture Switch", 0, CS4231_LOOPBACK
, 0, 1, 0),
2166 WSS_SINGLE_TLV("Loopback Capture Volume", 0, CS4231_LOOPBACK
, 1, 63, 0,
2170 static struct snd_kcontrol_new snd_wss_controls
[] = {
2171 WSS_DOUBLE("PCM Playback Switch", 0,
2172 CS4231_LEFT_OUTPUT
, CS4231_RIGHT_OUTPUT
, 7, 7, 1, 1),
2173 WSS_DOUBLE("PCM Playback Volume", 0,
2174 CS4231_LEFT_OUTPUT
, CS4231_RIGHT_OUTPUT
, 0, 0, 63, 1),
2175 WSS_DOUBLE("Line Playback Switch", 0,
2176 CS4231_LEFT_LINE_IN
, CS4231_RIGHT_LINE_IN
, 7, 7, 1, 1),
2177 WSS_DOUBLE("Line Playback Volume", 0,
2178 CS4231_LEFT_LINE_IN
, CS4231_RIGHT_LINE_IN
, 0, 0, 31, 1),
2179 WSS_DOUBLE("Aux Playback Switch", 0,
2180 CS4231_AUX1_LEFT_INPUT
, CS4231_AUX1_RIGHT_INPUT
, 7, 7, 1, 1),
2181 WSS_DOUBLE("Aux Playback Volume", 0,
2182 CS4231_AUX1_LEFT_INPUT
, CS4231_AUX1_RIGHT_INPUT
, 0, 0, 31, 1),
2183 WSS_DOUBLE("Aux Playback Switch", 1,
2184 CS4231_AUX2_LEFT_INPUT
, CS4231_AUX2_RIGHT_INPUT
, 7, 7, 1, 1),
2185 WSS_DOUBLE("Aux Playback Volume", 1,
2186 CS4231_AUX2_LEFT_INPUT
, CS4231_AUX2_RIGHT_INPUT
, 0, 0, 31, 1),
2187 WSS_SINGLE("Mono Playback Switch", 0,
2188 CS4231_MONO_CTRL
, 7, 1, 1),
2189 WSS_SINGLE("Mono Playback Volume", 0,
2190 CS4231_MONO_CTRL
, 0, 15, 1),
2191 WSS_SINGLE("Mono Output Playback Switch", 0,
2192 CS4231_MONO_CTRL
, 6, 1, 1),
2193 WSS_SINGLE("Mono Output Playback Bypass", 0,
2194 CS4231_MONO_CTRL
, 5, 1, 0),
2195 WSS_DOUBLE("Capture Volume", 0,
2196 CS4231_LEFT_INPUT
, CS4231_RIGHT_INPUT
, 0, 0, 15, 0),
2198 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2199 .name
= "Capture Source",
2200 .info
= snd_wss_info_mux
,
2201 .get
= snd_wss_get_mux
,
2202 .put
= snd_wss_put_mux
,
2204 WSS_DOUBLE("Mic Boost", 0,
2205 CS4231_LEFT_INPUT
, CS4231_RIGHT_INPUT
, 5, 5, 1, 0),
2206 WSS_SINGLE("Loopback Capture Switch", 0,
2207 CS4231_LOOPBACK
, 0, 1, 0),
2208 WSS_SINGLE("Loopback Capture Volume", 0,
2209 CS4231_LOOPBACK
, 2, 63, 1)
2212 static struct snd_kcontrol_new snd_opti93x_controls
[] = {
2213 WSS_DOUBLE("Master Playback Switch", 0,
2214 OPTi93X_OUT_LEFT
, OPTi93X_OUT_RIGHT
, 7, 7, 1, 1),
2215 WSS_DOUBLE("Master Playback Volume", 0,
2216 OPTi93X_OUT_LEFT
, OPTi93X_OUT_RIGHT
, 1, 1, 31, 1),
2217 WSS_DOUBLE("PCM Playback Switch", 0,
2218 CS4231_LEFT_OUTPUT
, CS4231_RIGHT_OUTPUT
, 7, 7, 1, 1),
2219 WSS_DOUBLE("PCM Playback Volume", 0,
2220 CS4231_LEFT_OUTPUT
, CS4231_RIGHT_OUTPUT
, 0, 0, 31, 1),
2221 WSS_DOUBLE("FM Playback Switch", 0,
2222 CS4231_AUX2_LEFT_INPUT
, CS4231_AUX2_RIGHT_INPUT
, 7, 7, 1, 1),
2223 WSS_DOUBLE("FM Playback Volume", 0,
2224 CS4231_AUX2_LEFT_INPUT
, CS4231_AUX2_RIGHT_INPUT
, 1, 1, 15, 1),
2225 WSS_DOUBLE("Line Playback Switch", 0,
2226 CS4231_LEFT_LINE_IN
, CS4231_RIGHT_LINE_IN
, 7, 7, 1, 1),
2227 WSS_DOUBLE("Line Playback Volume", 0,
2228 CS4231_LEFT_LINE_IN
, CS4231_RIGHT_LINE_IN
, 0, 0, 15, 1),
2229 WSS_DOUBLE("Mic Playback Switch", 0,
2230 OPTi93X_MIC_LEFT_INPUT
, OPTi93X_MIC_RIGHT_INPUT
, 7, 7, 1, 1),
2231 WSS_DOUBLE("Mic Playback Volume", 0,
2232 OPTi93X_MIC_LEFT_INPUT
, OPTi93X_MIC_RIGHT_INPUT
, 1, 1, 15, 1),
2233 WSS_DOUBLE("Mic Boost", 0,
2234 CS4231_LEFT_INPUT
, CS4231_RIGHT_INPUT
, 5, 5, 1, 0),
2235 WSS_DOUBLE("CD Playback Switch", 0,
2236 CS4231_AUX1_LEFT_INPUT
, CS4231_AUX1_RIGHT_INPUT
, 7, 7, 1, 1),
2237 WSS_DOUBLE("CD Playback Volume", 0,
2238 CS4231_AUX1_LEFT_INPUT
, CS4231_AUX1_RIGHT_INPUT
, 1, 1, 15, 1),
2239 WSS_DOUBLE("Aux Playback Switch", 0,
2240 OPTi931_AUX_LEFT_INPUT
, OPTi931_AUX_RIGHT_INPUT
, 7, 7, 1, 1),
2241 WSS_DOUBLE("Aux Playback Volume", 0,
2242 OPTi931_AUX_LEFT_INPUT
, OPTi931_AUX_RIGHT_INPUT
, 1, 1, 15, 1),
2243 WSS_DOUBLE("Capture Volume", 0,
2244 CS4231_LEFT_INPUT
, CS4231_RIGHT_INPUT
, 0, 0, 15, 0),
2246 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2247 .name
= "Capture Source",
2248 .info
= snd_wss_info_mux
,
2249 .get
= snd_wss_get_mux
,
2250 .put
= snd_wss_put_mux
,
2254 int snd_wss_mixer(struct snd_wss
*chip
)
2256 struct snd_card
*card
;
2260 snd_assert(chip
!= NULL
&& chip
->pcm
!= NULL
, return -EINVAL
);
2264 strcpy(card
->mixername
, chip
->pcm
->name
);
2266 if (chip
->hardware
== WSS_HW_OPTI93X
)
2267 for (idx
= 0; idx
< ARRAY_SIZE(snd_opti93x_controls
); idx
++) {
2268 err
= snd_ctl_add(card
,
2269 snd_ctl_new1(&snd_opti93x_controls
[idx
],
2274 else if (chip
->hardware
& WSS_HW_AD1848_MASK
)
2275 for (idx
= 0; idx
< ARRAY_SIZE(snd_ad1848_controls
); idx
++) {
2276 err
= snd_ctl_add(card
,
2277 snd_ctl_new1(&snd_ad1848_controls
[idx
],
2283 for (idx
= 0; idx
< ARRAY_SIZE(snd_wss_controls
); idx
++) {
2284 err
= snd_ctl_add(card
,
2285 snd_ctl_new1(&snd_wss_controls
[idx
],
2292 EXPORT_SYMBOL(snd_wss_mixer
);
2294 const struct snd_pcm_ops
*snd_wss_get_pcm_ops(int direction
)
2296 return direction
== SNDRV_PCM_STREAM_PLAYBACK
?
2297 &snd_wss_playback_ops
: &snd_wss_capture_ops
;
2299 EXPORT_SYMBOL(snd_wss_get_pcm_ops
);
2305 static int __init
alsa_wss_init(void)
2310 static void __exit
alsa_wss_exit(void)
2314 module_init(alsa_wss_init
);
2315 module_exit(alsa_wss_exit
);