Lines Matching refs:chip
7 * Yamaha OPL3-SA3 chip
124 static inline void cs4231_outb(struct snd_cs4231 *chip, u8 offset, u8 val)
126 outb(val, chip->port + offset);
129 static inline u8 cs4231_inb(struct snd_cs4231 *chip, u8 offset)
131 return inb(chip->port + offset);
134 static void snd_cs4231_outm(struct snd_cs4231 *chip, unsigned char reg,
141 timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT);
145 if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT)
148 if (chip->calibrate_mute) {
149 chip->image[reg] &= mask;
150 chip->image[reg] |= value;
152 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg);
154 tmp = (chip->image[reg] & mask) | value;
155 cs4231_outb(chip, CS4231P(REG), tmp);
156 chip->image[reg] = tmp;
161 static void snd_cs4231_dout(struct snd_cs4231 *chip, unsigned char reg, unsigned char value)
166 timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT);
169 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg);
170 cs4231_outb(chip, CS4231P(REG), value);
174 void snd_cs4231_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char value)
179 timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT);
183 if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT)
186 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg);
187 cs4231_outb(chip, CS4231P(REG), value);
188 chip->image[reg] = value;
192 unsigned char snd_cs4231_in(struct snd_cs4231 *chip, unsigned char reg)
197 timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT);
201 if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT)
204 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg);
206 return cs4231_inb(chip, CS4231P(REG));
209 void snd_cs4236_ext_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val)
211 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | 0x17);
212 cs4231_outb(chip, CS4231P(REG), reg | (chip->image[CS4236_EXT_REG] & 0x01));
213 cs4231_outb(chip, CS4231P(REG), val);
214 chip->eimage[CS4236_REG(reg)] = val;
217 unsigned char snd_cs4236_ext_in(struct snd_cs4231 *chip, unsigned char reg)
219 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | 0x17);
220 cs4231_outb(chip, CS4231P(REG), reg | (chip->image[CS4236_EXT_REG] & 0x01));
221 return cs4231_inb(chip, CS4231P(REG));
229 static void snd_cs4231_busy_wait(struct snd_cs4231 *chip)
233 /* huh.. looks like this sequence is proper for CS4231A chip (GUS MAX) */
235 cs4231_inb(chip, CS4231P(REGSEL));
238 timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT);
243 void snd_cs4231_mce_up(struct snd_cs4231 *chip)
248 for (timeout = 250; timeout > 0 && (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); timeout--)
251 if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT)
254 spin_lock_irqsave(&chip->reg_lock, flags);
255 chip->mce_bit |= CS4231_MCE;
256 timeout = cs4231_inb(chip, CS4231P(REGSEL));
258 snd_printk("mce_up [0x%lx]: serious init problem - codec still busy\n", chip->port);
260 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f));
261 spin_unlock_irqrestore(&chip->reg_lock, flags);
264 void snd_cs4231_mce_down(struct snd_cs4231 *chip)
269 snd_cs4231_busy_wait(chip);
271 if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT)
274 spin_lock_irqsave(&chip->reg_lock, flags);
275 chip->mce_bit &= ~CS4231_MCE;
276 timeout = cs4231_inb(chip, CS4231P(REGSEL));
277 cs4231_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f));
278 spin_unlock_irqrestore(&chip->reg_lock, flags);
280 snd_printk("mce_down [0x%lx]: serious init problem - codec still busy\n", chip->port);
282 !(chip->hardware & (CS4231_HW_CS4231_MASK | CS4231_HW_CS4232_MASK))) {
285 snd_cs4231_busy_wait(chip);
289 for (timeout = 500; timeout > 0 && (snd_cs4231_in(chip, CS4231_TEST_INIT) & CS4231_CALIB_IN_PROGRESS) == 0; timeout--)
291 if ((snd_cs4231_in(chip, CS4231_TEST_INIT) & CS4231_CALIB_IN_PROGRESS) == 0) {
297 while (snd_cs4231_in(chip, CS4231_TEST_INIT) & CS4231_CALIB_IN_PROGRESS) {
306 while (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) {
333 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
353 if (s == chip->playback_substream) {
356 } else if (s == chip->capture_substream) {
361 spin_lock(&chip->reg_lock);
363 chip->image[CS4231_IFACE_CTRL] |= what;
364 if (chip->trigger)
365 chip->trigger(chip, what, 1);
367 chip->image[CS4231_IFACE_CTRL] &= ~what;
368 if (chip->trigger)
369 chip->trigger(chip, what, 0);
371 snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]);
372 spin_unlock(&chip->reg_lock);
391 static unsigned char snd_cs4231_get_format(struct snd_cs4231 *chip,
410 static void snd_cs4231_calibrate_mute(struct snd_cs4231 *chip, int mute)
415 spin_lock_irqsave(&chip->reg_lock, flags);
416 if (chip->calibrate_mute == mute) {
417 spin_unlock_irqrestore(&chip->reg_lock, flags);
421 snd_cs4231_dout(chip, CS4231_LEFT_INPUT, chip->image[CS4231_LEFT_INPUT]);
422 snd_cs4231_dout(chip, CS4231_RIGHT_INPUT, chip->image[CS4231_RIGHT_INPUT]);
423 snd_cs4231_dout(chip, CS4231_LOOPBACK, chip->image[CS4231_LOOPBACK]);
425 snd_cs4231_dout(chip, CS4231_AUX1_LEFT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX1_LEFT_INPUT]);
426 snd_cs4231_dout(chip, CS4231_AUX1_RIGHT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX1_RIGHT_INPUT]);
427 snd_cs4231_dout(chip, CS4231_AUX2_LEFT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX2_LEFT_INPUT]);
428 snd_cs4231_dout(chip, CS4231_AUX2_RIGHT_INPUT, mute ? 0x80 : chip->image[CS4231_AUX2_RIGHT_INPUT]);
429 snd_cs4231_dout(chip, CS4231_LEFT_OUTPUT, mute ? 0x80 : chip->image[CS4231_LEFT_OUTPUT]);
430 snd_cs4231_dout(chip, CS4231_RIGHT_OUTPUT, mute ? 0x80 : chip->image[CS4231_RIGHT_OUTPUT]);
431 snd_cs4231_dout(chip, CS4231_LEFT_LINE_IN, mute ? 0x80 : chip->image[CS4231_LEFT_LINE_IN]);
432 snd_cs4231_dout(chip, CS4231_RIGHT_LINE_IN, mute ? 0x80 : chip->image[CS4231_RIGHT_LINE_IN]);
433 snd_cs4231_dout(chip, CS4231_MONO_CTRL, mute ? 0xc0 : chip->image[CS4231_MONO_CTRL]);
434 if (chip->hardware == CS4231_HW_INTERWAVE) {
435 snd_cs4231_dout(chip, CS4231_LEFT_MIC_INPUT, mute ? 0x80 : chip->image[CS4231_LEFT_MIC_INPUT]);
436 snd_cs4231_dout(chip, CS4231_RIGHT_MIC_INPUT, mute ? 0x80 : chip->image[CS4231_RIGHT_MIC_INPUT]);
437 snd_cs4231_dout(chip, CS4231_LINE_LEFT_OUTPUT, mute ? 0x80 : chip->image[CS4231_LINE_LEFT_OUTPUT]);
438 snd_cs4231_dout(chip, CS4231_LINE_RIGHT_OUTPUT, mute ? 0x80 : chip->image[CS4231_LINE_RIGHT_OUTPUT]);
440 chip->calibrate_mute = mute;
441 spin_unlock_irqrestore(&chip->reg_lock, flags);
444 static void snd_cs4231_playback_format(struct snd_cs4231 *chip,
451 mutex_lock(&chip->mce_mutex);
452 snd_cs4231_calibrate_mute(chip, 1);
453 if (chip->hardware == CS4231_HW_CS4231A ||
454 (chip->hardware & CS4231_HW_CS4232_MASK)) {
455 spin_lock_irqsave(&chip->reg_lock, flags);
456 if ((chip->image[CS4231_PLAYBK_FORMAT] & 0x0f) == (pdfr & 0x0f)) { /* rate is same? */
457 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x10);
458 snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT] = pdfr);
459 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] &= ~0x10);
463 spin_unlock_irqrestore(&chip->reg_lock, flags);
466 snd_cs4231_mce_up(chip);
467 spin_lock_irqsave(&chip->reg_lock, flags);
468 if (chip->hardware != CS4231_HW_INTERWAVE && !chip->single_dma) {
469 snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT,
470 (chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE) ?
471 (pdfr & 0xf0) | (chip->image[CS4231_REC_FORMAT] & 0x0f) :
474 snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT] = pdfr);
476 spin_unlock_irqrestore(&chip->reg_lock, flags);
477 snd_cs4231_mce_down(chip);
479 snd_cs4231_calibrate_mute(chip, 0);
480 mutex_unlock(&chip->mce_mutex);
483 static void snd_cs4231_capture_format(struct snd_cs4231 *chip,
490 mutex_lock(&chip->mce_mutex);
491 snd_cs4231_calibrate_mute(chip, 1);
492 if (chip->hardware == CS4231_HW_CS4231A ||
493 (chip->hardware & CS4231_HW_CS4232_MASK)) {
494 spin_lock_irqsave(&chip->reg_lock, flags);
495 if ((chip->image[CS4231_PLAYBK_FORMAT] & 0x0f) == (cdfr & 0x0f) || /* rate is same? */
496 (chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) {
497 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x20);
498 snd_cs4231_out(chip, CS4231_REC_FORMAT, chip->image[CS4231_REC_FORMAT] = cdfr);
499 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] &= ~0x20);
502 spin_unlock_irqrestore(&chip->reg_lock, flags);
505 snd_cs4231_mce_up(chip);
506 spin_lock_irqsave(&chip->reg_lock, flags);
507 if (chip->hardware != CS4231_HW_INTERWAVE) {
508 if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) {
509 snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT,
510 ((chip->single_dma ? cdfr : chip->image[CS4231_PLAYBK_FORMAT]) & 0xf0) |
512 spin_unlock_irqrestore(&chip->reg_lock, flags);
513 snd_cs4231_mce_down(chip);
514 snd_cs4231_mce_up(chip);
515 spin_lock_irqsave(&chip->reg_lock, flags);
518 snd_cs4231_out(chip, CS4231_REC_FORMAT, cdfr);
519 spin_unlock_irqrestore(&chip->reg_lock, flags);
520 snd_cs4231_mce_down(chip);
522 snd_cs4231_calibrate_mute(chip, 0);
523 mutex_unlock(&chip->mce_mutex);
532 struct snd_cs4231 *chip = snd_timer_chip(timer);
533 if (chip->hardware & CS4231_HW_CS4236B_MASK)
536 return chip->image[CS4231_PLAYBK_FORMAT] & 1 ? 9969 : 9920;
543 struct snd_cs4231 *chip = snd_timer_chip(timer);
544 spin_lock_irqsave(&chip->reg_lock, flags);
546 if ((chip->image[CS4231_ALT_FEATURE_1] & CS4231_TIMER_ENABLE) == 0 ||
547 (unsigned char)(ticks >> 8) != chip->image[CS4231_TIMER_HIGH] ||
548 (unsigned char)ticks != chip->image[CS4231_TIMER_LOW]) {
549 snd_cs4231_out(chip, CS4231_TIMER_HIGH, chip->image[CS4231_TIMER_HIGH] = (unsigned char) (ticks >> 8));
550 snd_cs4231_out(chip, CS4231_TIMER_LOW, chip->image[CS4231_TIMER_LOW] = (unsigned char) ticks);
551 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | CS4231_TIMER_ENABLE);
553 spin_unlock_irqrestore(&chip->reg_lock, flags);
560 struct snd_cs4231 *chip = snd_timer_chip(timer);
561 spin_lock_irqsave(&chip->reg_lock, flags);
562 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] &= ~CS4231_TIMER_ENABLE);
563 spin_unlock_irqrestore(&chip->reg_lock, flags);
567 static void snd_cs4231_init(struct snd_cs4231 *chip)
571 snd_cs4231_mce_down(chip);
576 snd_cs4231_mce_up(chip);
577 spin_lock_irqsave(&chip->reg_lock, flags);
578 chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO |
581 chip->image[CS4231_IFACE_CTRL] |= CS4231_AUTOCALIB;
582 snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]);
583 spin_unlock_irqrestore(&chip->reg_lock, flags);
584 snd_cs4231_mce_down(chip);
590 snd_cs4231_mce_up(chip);
591 spin_lock_irqsave(&chip->reg_lock, flags);
592 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1]);
593 spin_unlock_irqrestore(&chip->reg_lock, flags);
594 snd_cs4231_mce_down(chip);
597 snd_printk("init: (3) - afei = 0x%x\n", chip->image[CS4231_ALT_FEATURE_1]);
600 spin_lock_irqsave(&chip->reg_lock, flags);
601 snd_cs4231_out(chip, CS4231_ALT_FEATURE_2, chip->image[CS4231_ALT_FEATURE_2]);
602 spin_unlock_irqrestore(&chip->reg_lock, flags);
604 snd_cs4231_mce_up(chip);
605 spin_lock_irqsave(&chip->reg_lock, flags);
606 snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT]);
607 spin_unlock_irqrestore(&chip->reg_lock, flags);
608 snd_cs4231_mce_down(chip);
614 snd_cs4231_mce_up(chip);
615 spin_lock_irqsave(&chip->reg_lock, flags);
616 snd_cs4231_out(chip, CS4231_REC_FORMAT, chip->image[CS4231_REC_FORMAT]);
617 spin_unlock_irqrestore(&chip->reg_lock, flags);
618 snd_cs4231_mce_down(chip);
625 static int snd_cs4231_open(struct snd_cs4231 *chip, unsigned int mode)
629 mutex_lock(&chip->open_mutex);
630 if ((chip->mode & mode) ||
631 ((chip->mode & CS4231_MODE_OPEN) && chip->single_dma)) {
632 mutex_unlock(&chip->open_mutex);
635 if (chip->mode & CS4231_MODE_OPEN) {
636 chip->mode |= mode;
637 mutex_unlock(&chip->open_mutex);
641 spin_lock_irqsave(&chip->reg_lock, flags);
642 snd_cs4231_out(chip, CS4231_IRQ_STATUS, CS4231_PLAYBACK_IRQ |
645 snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0);
646 cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */
647 cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */
648 chip->image[CS4231_PIN_CTRL] |= CS4231_IRQ_ENABLE;
649 snd_cs4231_out(chip, CS4231_PIN_CTRL, chip->image[CS4231_PIN_CTRL]);
650 snd_cs4231_out(chip, CS4231_IRQ_STATUS, CS4231_PLAYBACK_IRQ |
653 snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0);
654 spin_unlock_irqrestore(&chip->reg_lock, flags);
656 chip->mode = mode;
657 mutex_unlock(&chip->open_mutex);
661 static void snd_cs4231_close(struct snd_cs4231 *chip, unsigned int mode)
665 mutex_lock(&chip->open_mutex);
666 chip->mode &= ~mode;
667 if (chip->mode & CS4231_MODE_OPEN) {
668 mutex_unlock(&chip->open_mutex);
671 snd_cs4231_calibrate_mute(chip, 1);
674 spin_lock_irqsave(&chip->reg_lock, flags);
675 snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0);
676 cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */
677 cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */
678 chip->image[CS4231_PIN_CTRL] &= ~CS4231_IRQ_ENABLE;
679 snd_cs4231_out(chip, CS4231_PIN_CTRL, chip->image[CS4231_PIN_CTRL]);
683 if (chip->image[CS4231_IFACE_CTRL] & (CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO |
685 spin_unlock_irqrestore(&chip->reg_lock, flags);
686 snd_cs4231_mce_up(chip);
687 spin_lock_irqsave(&chip->reg_lock, flags);
688 chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO |
690 snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]);
691 spin_unlock_irqrestore(&chip->reg_lock, flags);
692 snd_cs4231_mce_down(chip);
693 spin_lock_irqsave(&chip->reg_lock, flags);
697 snd_cs4231_out(chip, CS4231_IRQ_STATUS, 0);
698 cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */
699 cs4231_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */
700 spin_unlock_irqrestore(&chip->reg_lock, flags);
702 snd_cs4231_calibrate_mute(chip, 0);
704 chip->mode = 0;
705 mutex_unlock(&chip->open_mutex);
714 struct snd_cs4231 *chip = snd_timer_chip(timer);
715 snd_cs4231_open(chip, CS4231_MODE_TIMER);
721 struct snd_cs4231 *chip = snd_timer_chip(timer);
722 snd_cs4231_close(chip, CS4231_MODE_TIMER);
745 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
751 new_pdfr = snd_cs4231_get_format(chip, params_format(hw_params), params_channels(hw_params)) |
753 chip->set_playback_format(chip, hw_params, new_pdfr);
764 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
770 spin_lock_irqsave(&chip->reg_lock, flags);
771 chip->p_dma_size = size;
772 chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO);
773 snd_dma_program(chip->dma1, runtime->dma_addr, size, DMA_MODE_WRITE | DMA_AUTOINIT);
774 count = snd_cs4231_get_count(chip->image[CS4231_PLAYBK_FORMAT], count) - 1;
775 snd_cs4231_out(chip, CS4231_PLY_LWR_CNT, (unsigned char) count);
776 snd_cs4231_out(chip, CS4231_PLY_UPR_CNT, (unsigned char) (count >> 8));
777 spin_unlock_irqrestore(&chip->reg_lock, flags);
784 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
790 new_cdfr = snd_cs4231_get_format(chip, params_format(hw_params), params_channels(hw_params)) |
792 chip->set_capture_format(chip, hw_params, new_cdfr);
803 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
809 spin_lock_irqsave(&chip->reg_lock, flags);
810 chip->c_dma_size = size;
811 chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_RECORD_ENABLE | CS4231_RECORD_PIO);
812 snd_dma_program(chip->dma2, runtime->dma_addr, size, DMA_MODE_READ | DMA_AUTOINIT);
813 count = snd_cs4231_get_count(chip->image[CS4231_REC_FORMAT], count) - 1;
814 if (chip->single_dma && chip->hardware != CS4231_HW_INTERWAVE) {
815 snd_cs4231_out(chip, CS4231_PLY_LWR_CNT, (unsigned char) count);
816 snd_cs4231_out(chip, CS4231_PLY_UPR_CNT, (unsigned char) (count >> 8));
818 snd_cs4231_out(chip, CS4231_REC_LWR_CNT, (unsigned char) count);
819 snd_cs4231_out(chip, CS4231_REC_UPR_CNT, (unsigned char) (count >> 8));
821 spin_unlock_irqrestore(&chip->reg_lock, flags);
825 static void snd_cs4231_overrange(struct snd_cs4231 *chip)
830 spin_lock_irqsave(&chip->reg_lock, flags);
831 res = snd_cs4231_in(chip, CS4231_TEST_INIT);
832 spin_unlock_irqrestore(&chip->reg_lock, flags);
834 chip->capture_substream->runtime->overrange++;
839 struct snd_cs4231 *chip = dev_id;
842 status = snd_cs4231_in(chip, CS4231_IRQ_STATUS);
844 if (chip->timer)
845 snd_timer_interrupt(chip->timer, chip->timer->sticks);
847 if (chip->single_dma && chip->hardware != CS4231_HW_INTERWAVE) {
849 if (chip->mode & CS4231_MODE_PLAY) {
850 if (chip->playback_substream)
851 snd_pcm_period_elapsed(chip->playback_substream);
853 if (chip->mode & CS4231_MODE_RECORD) {
854 if (chip->capture_substream) {
855 snd_cs4231_overrange(chip);
856 snd_pcm_period_elapsed(chip->capture_substream);
862 if (chip->playback_substream)
863 snd_pcm_period_elapsed(chip->playback_substream);
866 if (chip->capture_substream) {
867 snd_cs4231_overrange(chip);
868 snd_pcm_period_elapsed(chip->capture_substream);
873 spin_lock(&chip->reg_lock);
874 snd_cs4231_outm(chip, CS4231_IRQ_STATUS, ~CS4231_ALL_IRQS | ~status, 0);
875 spin_unlock(&chip->reg_lock);
881 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
884 if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE))
886 ptr = snd_dma_pointer(chip->dma1, chip->p_dma_size);
892 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
895 if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE))
897 ptr = snd_dma_pointer(chip->dma2, chip->c_dma_size);
905 static int snd_cs4231_probe(struct snd_cs4231 *chip)
915 if (cs4231_inb(chip, CS4231P(REGSEL)) & CS4231_INIT)
918 spin_lock_irqsave(&chip->reg_lock, flags);
919 snd_cs4231_out(chip, CS4231_MISC_INFO, CS4231_MODE2);
920 id = snd_cs4231_in(chip, CS4231_MISC_INFO) & 0x0f;
921 spin_unlock_irqrestore(&chip->reg_lock, flags);
926 snd_printdd("cs4231: port = 0x%lx, id = 0x%x\n", chip->port, id);
930 if (((hw = chip->hardware) & CS4231_HW_TYPE_MASK) == CS4231_HW_DETECT) {
931 rev = snd_cs4231_in(chip, CS4231_VERSION) & 0xe7;
934 unsigned char tmp = snd_cs4231_in(chip, 23);
935 snd_cs4231_out(chip, 23, ~tmp);
936 if (snd_cs4231_in(chip, 23) != tmp)
937 chip->hardware = CS4231_HW_AD1845;
939 chip->hardware = CS4231_HW_CS4231;
941 chip->hardware = CS4231_HW_CS4231A;
943 chip->hardware = CS4231_HW_CS4232;
945 chip->hardware = CS4231_HW_CS4232A;
947 chip->hardware = CS4231_HW_CS4236;
949 chip->hardware = CS4231_HW_CS4236B;
951 snd_printk("unknown CS chip with version 0x%x\n", rev);
952 return -ENODEV; /* unknown CS4231 chip? */
955 spin_lock_irqsave(&chip->reg_lock, flags);
956 cs4231_inb(chip, CS4231P(STATUS)); /* clear any pendings IRQ */
957 cs4231_outb(chip, CS4231P(STATUS), 0);
959 spin_unlock_irqrestore(&chip->reg_lock, flags);
961 chip->image[CS4231_MISC_INFO] = CS4231_MODE2;
962 switch (chip->hardware) {
964 chip->image[CS4231_MISC_INFO] = CS4231_IW_MODE3;
972 chip->image[CS4231_MISC_INFO] = CS4231_4236_MODE3;
974 chip->hardware = CS4231_HW_CS4236;
978 chip->image[CS4231_IFACE_CTRL] =
979 (chip->image[CS4231_IFACE_CTRL] & ~CS4231_SINGLE_DMA) |
980 (chip->single_dma ? CS4231_SINGLE_DMA : 0);
981 chip->image[CS4231_ALT_FEATURE_1] = 0x80;
982 chip->image[CS4231_ALT_FEATURE_2] = chip->hardware == CS4231_HW_INTERWAVE ? 0xc2 : 0x01;
983 ptr = (unsigned char *) &chip->image;
984 snd_cs4231_mce_down(chip);
985 spin_lock_irqsave(&chip->reg_lock, flags);
987 snd_cs4231_out(chip, i, *ptr++);
988 spin_unlock_irqrestore(&chip->reg_lock, flags);
989 snd_cs4231_mce_up(chip);
990 snd_cs4231_mce_down(chip);
996 if (chip->hardware == CS4231_HW_CS4236B) {
997 rev = snd_cs4236_ext_in(chip, CS4236_VERSION);
998 snd_cs4236_ext_out(chip, CS4236_VERSION, 0xff);
999 id = snd_cs4236_ext_in(chip, CS4236_VERSION);
1000 snd_cs4236_ext_out(chip, CS4236_VERSION, rev);
1003 chip->hardware = CS4231_HW_CS4235;
1010 snd_printk("unknown CS4235 chip (enhanced version = 0x%x)\n", id);
1018 chip->hardware = CS4231_HW_CS4236B;
1021 snd_printk("unknown CS4236 chip (enhanced version = 0x%x)\n", id);
1024 chip->hardware = CS4231_HW_CS4237B;
1032 snd_printk("unknown CS4237B chip (enhanced version = 0x%x)\n", id);
1035 chip->hardware = CS4231_HW_CS4238B;
1042 snd_printk("unknown CS4238B chip (enhanced version = 0x%x)\n", id);
1045 chip->hardware = CS4231_HW_CS4239;
1052 snd_printk("unknown CS4239 chip (enhanced version = 0x%x)\n", id);
1055 snd_printk("unknown CS4236/CS423xB chip (enhanced version = 0x%x)\n", id);
1114 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
1121 if (chip->hardware == CS4231_HW_INTERWAVE && chip->dma1 > 3)
1125 if (chip->hardware == CS4231_HW_CS4235 ||
1126 chip->hardware == CS4231_HW_CS4239)
1129 snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.buffer_bytes_max);
1130 snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.period_bytes_max);
1132 if (chip->claim_dma) {
1133 if ((err = chip->claim_dma(chip, chip->dma_private_data, chip->dma1)) < 0)
1137 if ((err = snd_cs4231_open(chip, CS4231_MODE_PLAY)) < 0) {
1138 if (chip->release_dma)
1139 chip->release_dma(chip, chip->dma_private_data, chip->dma1);
1143 chip->playback_substream = substream;
1145 chip->rate_constraint(runtime);
1151 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
1158 if (chip->hardware == CS4231_HW_CS4235 ||
1159 chip->hardware == CS4231_HW_CS4239)
1162 snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.buffer_bytes_max);
1163 snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.period_bytes_max);
1165 if (chip->claim_dma) {
1166 if ((err = chip->claim_dma(chip, chip->dma_private_data, chip->dma2)) < 0)
1170 if ((err = snd_cs4231_open(chip, CS4231_MODE_RECORD)) < 0) {
1171 if (chip->release_dma)
1172 chip->release_dma(chip, chip->dma_private_data, chip->dma2);
1176 chip->capture_substream = substream;
1178 chip->rate_constraint(runtime);
1184 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
1186 chip->playback_substream = NULL;
1187 snd_cs4231_close(chip, CS4231_MODE_PLAY);
1193 struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
1195 chip->capture_substream = NULL;
1196 snd_cs4231_close(chip, CS4231_MODE_RECORD);
1203 static void snd_cs4231_suspend(struct snd_cs4231 *chip)
1208 snd_pcm_suspend_all(chip->pcm);
1209 spin_lock_irqsave(&chip->reg_lock, flags);
1211 chip->image[reg] = snd_cs4231_in(chip, reg);
1212 spin_unlock_irqrestore(&chip->reg_lock, flags);
1216 static void snd_cs4231_resume(struct snd_cs4231 *chip)
1222 snd_cs4231_mce_up(chip);
1223 spin_lock_irqsave(&chip->reg_lock, flags);
1229 snd_cs4231_out(chip, reg, chip->image[reg]);
1233 spin_unlock_irqrestore(&chip->reg_lock, flags);
1234 snd_cs4231_mce_down(chip);
1238 static int snd_cs4231_free(struct snd_cs4231 *chip)
1240 release_and_free_resource(chip->res_port);
1241 release_and_free_resource(chip->res_cport);
1242 if (chip->irq >= 0) {
1243 disable_irq(chip->irq);
1244 if (!(chip->hwshare & CS4231_HWSHARE_IRQ))
1245 free_irq(chip->irq, (void *) chip);
1247 if (!(chip->hwshare & CS4231_HWSHARE_DMA1) && chip->dma1 >= 0) {
1248 snd_dma_disable(chip->dma1);
1249 free_dma(chip->dma1);
1251 if (!(chip->hwshare & CS4231_HWSHARE_DMA2) && chip->dma2 >= 0 && chip->dma2 != chip->dma1) {
1252 snd_dma_disable(chip->dma2);
1253 free_dma(chip->dma2);
1255 if (chip->timer)
1256 snd_device_free(chip->card, chip->timer);
1257 kfree(chip);
1263 struct snd_cs4231 *chip = device->device_data;
1264 return snd_cs4231_free(chip);
1267 const char *snd_cs4231_chip_id(struct snd_cs4231 *chip)
1269 switch (chip->hardware) {
1281 case CS4231_HW_OPL3SA2: return chip->card->shortname;
1292 struct snd_cs4231 *chip;
1295 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
1296 if (chip == NULL)
1298 chip->hardware = hardware;
1299 chip->hwshare = hwshare;
1301 spin_lock_init(&chip->reg_lock);
1302 mutex_init(&chip->mce_mutex);
1303 mutex_init(&chip->open_mutex);
1304 chip->card = card;
1305 chip->rate_constraint = snd_cs4231_xrate;
1306 chip->set_playback_format = snd_cs4231_playback_format;
1307 chip->set_capture_format = snd_cs4231_capture_format;
1308 memcpy(&chip->image, &snd_cs4231_original_image, sizeof(snd_cs4231_original_image));
1310 *rchip = chip;
1325 struct snd_cs4231 *chip;
1328 err = snd_cs4231_new(card, hardware, hwshare, &chip);
1332 chip->irq = -1;
1333 chip->dma1 = -1;
1334 chip->dma2 = -1;
1336 if ((chip->res_port = request_region(port, 4, "CS4231")) == NULL) {
1338 snd_cs4231_free(chip);
1341 chip->port = port;
1342 if ((long)cport >= 0 && (chip->res_cport = request_region(cport, 8, "CS4232 Control")) == NULL) {
1344 snd_cs4231_free(chip);
1347 chip->cport = cport;
1348 if (!(hwshare & CS4231_HWSHARE_IRQ) && request_irq(irq, snd_cs4231_interrupt, IRQF_DISABLED, "CS4231", (void *) chip)) {
1350 snd_cs4231_free(chip);
1353 chip->irq = irq;
1356 snd_cs4231_free(chip);
1359 chip->dma1 = dma1;
1362 snd_cs4231_free(chip);
1366 chip->single_dma = 1;
1367 chip->dma2 = chip->dma1;
1369 chip->dma2 = dma2;
1372 if (snd_cs4231_probe(chip) < 0) {
1373 snd_cs4231_free(chip);
1376 snd_cs4231_init(chip);
1380 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1381 snd_cs4231_free(chip);
1387 chip->suspend = snd_cs4231_suspend;
1388 chip->resume = snd_cs4231_resume;
1391 *rchip = chip;
1417 int snd_cs4231_pcm(struct snd_cs4231 *chip, int device, struct snd_pcm **rpcm)
1422 if ((err = snd_pcm_new(chip->card, "CS4231", device, 1, 1, &pcm)) < 0)
1425 spin_lock_init(&chip->reg_lock);
1426 mutex_init(&chip->mce_mutex);
1427 mutex_init(&chip->open_mutex);
1433 pcm->private_data = chip;
1435 if (chip->single_dma)
1437 if (chip->hardware != CS4231_HW_INTERWAVE)
1439 strcpy(pcm->name, snd_cs4231_chip_id(chip));
1443 64*1024, chip->dma1 > 3 || chip->dma2 > 3 ? 128*1024 : 64*1024);
1445 chip->pcm = pcm;
1453 struct snd_cs4231 *chip = timer->private_data;
1454 chip->timer = NULL;
1457 int snd_cs4231_timer(struct snd_cs4231 *chip, int device, struct snd_timer **rtimer)
1466 tid.card = chip->card->number;
1469 if ((err = snd_timer_new(chip->card, "CS4231", &tid, &timer)) < 0)
1471 strcpy(timer->name, snd_cs4231_chip_id(chip));
1472 timer->private_data = chip;
1475 chip->timer = timer;
1497 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1499 snd_assert(chip->card != NULL, return -EINVAL);
1505 if (!strcmp(chip->card->driver, "GUS MAX"))
1507 switch (chip->hardware) {
1517 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1520 spin_lock_irqsave(&chip->reg_lock, flags);
1521 ucontrol->value.enumerated.item[0] = (chip->image[CS4231_LEFT_INPUT] & CS4231_MIXS_ALL) >> 6;
1522 ucontrol->value.enumerated.item[1] = (chip->image[CS4231_RIGHT_INPUT] & CS4231_MIXS_ALL) >> 6;
1523 spin_unlock_irqrestore(&chip->reg_lock, flags);
1529 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1539 spin_lock_irqsave(&chip->reg_lock, flags);
1540 left = (chip->image[CS4231_LEFT_INPUT] & ~CS4231_MIXS_ALL) | left;
1541 right = (chip->image[CS4231_RIGHT_INPUT] & ~CS4231_MIXS_ALL) | right;
1542 change = left != chip->image[CS4231_LEFT_INPUT] ||
1543 right != chip->image[CS4231_RIGHT_INPUT];
1544 snd_cs4231_out(chip, CS4231_LEFT_INPUT, left);
1545 snd_cs4231_out(chip, CS4231_RIGHT_INPUT, right);
1546 spin_unlock_irqrestore(&chip->reg_lock, flags);
1563 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1570 spin_lock_irqsave(&chip->reg_lock, flags);
1571 ucontrol->value.integer.value[0] = (chip->image[reg] >> shift) & mask;
1572 spin_unlock_irqrestore(&chip->reg_lock, flags);
1580 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1593 spin_lock_irqsave(&chip->reg_lock, flags);
1594 val = (chip->image[reg] & ~(mask << shift)) | val;
1595 change = val != chip->image[reg];
1596 snd_cs4231_out(chip, reg, val);
1597 spin_unlock_irqrestore(&chip->reg_lock, flags);
1614 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1623 spin_lock_irqsave(&chip->reg_lock, flags);
1624 ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
1625 ucontrol->value.integer.value[1] = (chip->image[right_reg] >> shift_right) & mask;
1626 spin_unlock_irqrestore(&chip->reg_lock, flags);
1636 struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
1655 spin_lock_irqsave(&chip->reg_lock, flags);
1656 val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
1657 val2 = (chip->image[right_reg] & ~(mask << shift_right)) | val2;
1658 change = val1 != chip->image[left_reg] || val2 != chip->image[right_reg];
1659 snd_cs4231_out(chip, left_reg, val1);
1660 snd_cs4231_out(chip, right_reg, val2);
1661 spin_unlock_irqrestore(&chip->reg_lock, flags);
1691 int snd_cs4231_mixer(struct snd_cs4231 *chip)
1697 snd_assert(chip != NULL && chip->pcm != NULL, return -EINVAL);
1699 card = chip->card;
1701 strcpy(card->mixername, chip->pcm->name);
1704 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4231_controls[idx], chip))) < 0)