84 struct tas {  struct
102 static int tas_reset_init(struct tas *tas);  argument
104 static struct tas *codec_to_tas(struct aoa_codec *codec)  in codec_to_tas()
106 	return container_of(codec, struct tas, codec);  in codec_to_tas()
109 static inline int tas_write_reg(struct tas *tas, u8 reg, u8 len, u8 *data)  in tas_write_reg()  argument
112 		return i2c_smbus_write_byte_data(tas->i2c, reg, *data);  in tas_write_reg()
114 		return i2c_smbus_write_i2c_block_data(tas->i2c, reg, len, data);  in tas_write_reg()
117 static void tas3004_set_drc(struct tas *tas)  in tas3004_set_drc()  argument
121 	if (tas->drc_enabled)  in tas3004_set_drc()
126 	if (tas->drc_range > 0xef)  in tas3004_set_drc()
128 	else if (tas->drc_range < 0)  in tas3004_set_drc()
131 		val[2] = tas->drc_range;  in tas3004_set_drc()
136 	tas_write_reg(tas, TAS_REG_DRC, 6, val);  in tas3004_set_drc()
139 static void tas_set_treble(struct tas *tas)  in tas_set_treble()  argument
143 	tmp = tas3004_treble(tas->treble);  in tas_set_treble()
144 	tas_write_reg(tas, TAS_REG_TREBLE, 1, &tmp);  in tas_set_treble()
147 static void tas_set_bass(struct tas *tas)  in tas_set_bass()  argument
151 	tmp = tas3004_bass(tas->bass);  in tas_set_bass()
152 	tas_write_reg(tas, TAS_REG_BASS, 1, &tmp);  in tas_set_bass()
155 static void tas_set_volume(struct tas *tas)  in tas_set_volume()  argument
161 	left = tas->cached_volume_l;  in tas_set_volume()
162 	right = tas->cached_volume_r;  in tas_set_volume()
167 	if (tas->mute_l) left = 0;  in tas_set_volume()
168 	if (tas->mute_r) right = 0;  in tas_set_volume()
184 	tas_write_reg(tas, TAS_REG_VOL, 6, block);  in tas_set_volume()
187 static void tas_set_mixer(struct tas *tas)  in tas_set_mixer()  argument
194 		val = tas->mixer_l[i];  in tas_set_mixer()
201 	tas_write_reg(tas, TAS_REG_LMIX, 9, block);  in tas_set_mixer()
204 		val = tas->mixer_r[i];  in tas_set_mixer()
211 	tas_write_reg(tas, TAS_REG_RMIX, 9, block);  in tas_set_mixer()
238 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_vol_get()  local
240 	mutex_lock(&tas->mtx);  in tas_snd_vol_get()
241 	ucontrol->value.integer.value[0] = tas->cached_volume_l;  in tas_snd_vol_get()
242 	ucontrol->value.integer.value[1] = tas->cached_volume_r;  in tas_snd_vol_get()
243 	mutex_unlock(&tas->mtx);  in tas_snd_vol_get()
250 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_vol_put()  local
259 	mutex_lock(&tas->mtx);  in tas_snd_vol_put()
260 	if (tas->cached_volume_l == ucontrol->value.integer.value[0]  in tas_snd_vol_put()
261 	 && tas->cached_volume_r == ucontrol->value.integer.value[1]) {  in tas_snd_vol_put()
262 		mutex_unlock(&tas->mtx);  in tas_snd_vol_put()
266 	tas->cached_volume_l = ucontrol->value.integer.value[0];  in tas_snd_vol_put()
267 	tas->cached_volume_r = ucontrol->value.integer.value[1];  in tas_snd_vol_put()
268 	if (tas->hw_enabled)  in tas_snd_vol_put()
269 		tas_set_volume(tas);  in tas_snd_vol_put()
270 	mutex_unlock(&tas->mtx);  in tas_snd_vol_put()
288 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_mute_get()  local
290 	mutex_lock(&tas->mtx);  in tas_snd_mute_get()
291 	ucontrol->value.integer.value[0] = !tas->mute_l;  in tas_snd_mute_get()
292 	ucontrol->value.integer.value[1] = !tas->mute_r;  in tas_snd_mute_get()
293 	mutex_unlock(&tas->mtx);  in tas_snd_mute_get()
300 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_mute_put()  local
302 	mutex_lock(&tas->mtx);  in tas_snd_mute_put()
303 	if (tas->mute_l == !ucontrol->value.integer.value[0]  in tas_snd_mute_put()
304 	 && tas->mute_r == !ucontrol->value.integer.value[1]) {  in tas_snd_mute_put()
305 		mutex_unlock(&tas->mtx);  in tas_snd_mute_put()
309 	tas->mute_l = !ucontrol->value.integer.value[0];  in tas_snd_mute_put()
310 	tas->mute_r = !ucontrol->value.integer.value[1];  in tas_snd_mute_put()
311 	if (tas->hw_enabled)  in tas_snd_mute_put()
312 		tas_set_volume(tas);  in tas_snd_mute_put()
313 	mutex_unlock(&tas->mtx);  in tas_snd_mute_put()
339 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_mixer_get()  local
342 	mutex_lock(&tas->mtx);  in tas_snd_mixer_get()
343 	ucontrol->value.integer.value[0] = tas->mixer_l[idx];  in tas_snd_mixer_get()
344 	ucontrol->value.integer.value[1] = tas->mixer_r[idx];  in tas_snd_mixer_get()
345 	mutex_unlock(&tas->mtx);  in tas_snd_mixer_get()
353 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_mixer_put()  local
356 	mutex_lock(&tas->mtx);  in tas_snd_mixer_put()
357 	if (tas->mixer_l[idx] == ucontrol->value.integer.value[0]  in tas_snd_mixer_put()
358 	 && tas->mixer_r[idx] == ucontrol->value.integer.value[1]) {  in tas_snd_mixer_put()
359 		mutex_unlock(&tas->mtx);  in tas_snd_mixer_put()
363 	tas->mixer_l[idx] = ucontrol->value.integer.value[0];  in tas_snd_mixer_put()
364 	tas->mixer_r[idx] = ucontrol->value.integer.value[1];  in tas_snd_mixer_put()
366 	if (tas->hw_enabled)  in tas_snd_mixer_put()
367 		tas_set_mixer(tas);  in tas_snd_mixer_put()
368 	mutex_unlock(&tas->mtx);  in tas_snd_mixer_put()
399 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_drc_range_get()  local
401 	mutex_lock(&tas->mtx);  in tas_snd_drc_range_get()
402 	ucontrol->value.integer.value[0] = tas->drc_range;  in tas_snd_drc_range_get()
403 	mutex_unlock(&tas->mtx);  in tas_snd_drc_range_get()
410 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_drc_range_put()  local
416 	mutex_lock(&tas->mtx);  in tas_snd_drc_range_put()
417 	if (tas->drc_range == ucontrol->value.integer.value[0]) {  in tas_snd_drc_range_put()
418 		mutex_unlock(&tas->mtx);  in tas_snd_drc_range_put()
422 	tas->drc_range = ucontrol->value.integer.value[0];  in tas_snd_drc_range_put()
423 	if (tas->hw_enabled)  in tas_snd_drc_range_put()
424 		tas3004_set_drc(tas);  in tas_snd_drc_range_put()
425 	mutex_unlock(&tas->mtx);  in tas_snd_drc_range_put()
443 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_drc_switch_get()  local
445 	mutex_lock(&tas->mtx);  in tas_snd_drc_switch_get()
446 	ucontrol->value.integer.value[0] = tas->drc_enabled;  in tas_snd_drc_switch_get()
447 	mutex_unlock(&tas->mtx);  in tas_snd_drc_switch_get()
454 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_drc_switch_put()  local
456 	mutex_lock(&tas->mtx);  in tas_snd_drc_switch_put()
457 	if (tas->drc_enabled == ucontrol->value.integer.value[0]) {  in tas_snd_drc_switch_put()
458 		mutex_unlock(&tas->mtx);  in tas_snd_drc_switch_put()
462 	tas->drc_enabled = !!ucontrol->value.integer.value[0];  in tas_snd_drc_switch_put()
463 	if (tas->hw_enabled)  in tas_snd_drc_switch_put()
464 		tas3004_set_drc(tas);  in tas_snd_drc_switch_put()
465 	mutex_unlock(&tas->mtx);  in tas_snd_drc_switch_put()
489 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_capture_source_get()  local
491 	mutex_lock(&tas->mtx);  in tas_snd_capture_source_get()
492 	ucontrol->value.enumerated.item[0] = !!(tas->acr & TAS_ACR_INPUT_B);  in tas_snd_capture_source_get()
493 	mutex_unlock(&tas->mtx);  in tas_snd_capture_source_get()
500 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_capture_source_put()  local
505 	mutex_lock(&tas->mtx);  in tas_snd_capture_source_put()
506 	oldacr = tas->acr;  in tas_snd_capture_source_put()
513 	tas->acr &= ~(TAS_ACR_INPUT_B | TAS_ACR_B_MONAUREAL);  in tas_snd_capture_source_put()
515 		tas->acr |= TAS_ACR_INPUT_B | TAS_ACR_B_MONAUREAL |  in tas_snd_capture_source_put()
517 	if (oldacr == tas->acr) {  in tas_snd_capture_source_put()
518 		mutex_unlock(&tas->mtx);  in tas_snd_capture_source_put()
521 	if (tas->hw_enabled)  in tas_snd_capture_source_put()
522 		tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr);  in tas_snd_capture_source_put()
523 	mutex_unlock(&tas->mtx);  in tas_snd_capture_source_put()
560 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_treble_get()  local
562 	mutex_lock(&tas->mtx);  in tas_snd_treble_get()
563 	ucontrol->value.integer.value[0] = tas->treble;  in tas_snd_treble_get()
564 	mutex_unlock(&tas->mtx);  in tas_snd_treble_get()
571 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_treble_put()  local
576 	mutex_lock(&tas->mtx);  in tas_snd_treble_put()
577 	if (tas->treble == ucontrol->value.integer.value[0]) {  in tas_snd_treble_put()
578 		mutex_unlock(&tas->mtx);  in tas_snd_treble_put()
582 	tas->treble = ucontrol->value.integer.value[0];  in tas_snd_treble_put()
583 	if (tas->hw_enabled)  in tas_snd_treble_put()
584 		tas_set_treble(tas);  in tas_snd_treble_put()
585 	mutex_unlock(&tas->mtx);  in tas_snd_treble_put()
611 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_bass_get()  local
613 	mutex_lock(&tas->mtx);  in tas_snd_bass_get()
614 	ucontrol->value.integer.value[0] = tas->bass;  in tas_snd_bass_get()
615 	mutex_unlock(&tas->mtx);  in tas_snd_bass_get()
622 	struct tas *tas = snd_kcontrol_chip(kcontrol);  in tas_snd_bass_put()  local
627 	mutex_lock(&tas->mtx);  in tas_snd_bass_put()
628 	if (tas->bass == ucontrol->value.integer.value[0]) {  in tas_snd_bass_put()
629 		mutex_unlock(&tas->mtx);  in tas_snd_bass_put()
633 	tas->bass = ucontrol->value.integer.value[0];  in tas_snd_bass_put()
634 	if (tas->hw_enabled)  in tas_snd_bass_put()
635 		tas_set_bass(tas);  in tas_snd_bass_put()
636 	mutex_unlock(&tas->mtx);  in tas_snd_bass_put()
672 static int tas_reset_init(struct tas *tas)  in tas_reset_init()  argument
676 	tas->codec.gpio->methods->all_amps_off(tas->codec.gpio);  in tas_reset_init()
678 	tas->codec.gpio->methods->set_hw_reset(tas->codec.gpio, 0);  in tas_reset_init()
680 	tas->codec.gpio->methods->set_hw_reset(tas->codec.gpio, 1);  in tas_reset_init()
682 	tas->codec.gpio->methods->set_hw_reset(tas->codec.gpio, 0);  in tas_reset_init()
684 	tas->codec.gpio->methods->all_amps_restore(tas->codec.gpio);  in tas_reset_init()
687 	if (tas_write_reg(tas, TAS_REG_MCS, 1, &tmp))  in tas_reset_init()
690 	tas->acr |= TAS_ACR_ANALOG_PDOWN;  in tas_reset_init()
691 	if (tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr))  in tas_reset_init()
695 	if (tas_write_reg(tas, TAS_REG_MCS2, 1, &tmp))  in tas_reset_init()
698 	tas3004_set_drc(tas);  in tas_reset_init()
701 	tas->treble = TAS3004_TREBLE_ZERO;  in tas_reset_init()
702 	tas->bass = TAS3004_BASS_ZERO;  in tas_reset_init()
703 	tas_set_treble(tas);  in tas_reset_init()
704 	tas_set_bass(tas);  in tas_reset_init()
706 	tas->acr &= ~TAS_ACR_ANALOG_PDOWN;  in tas_reset_init()
707 	if (tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr))  in tas_reset_init()
717 	struct tas *tas = cii->codec_data;  in tas_switch_clock()  local
722 		tas->codec.gpio->methods->all_amps_off(tas->codec.gpio);  in tas_switch_clock()
723 		tas->hw_enabled = 0;  in tas_switch_clock()
727 		mutex_lock(&tas->mtx);  in tas_switch_clock()
728 		tas_reset_init(tas);  in tas_switch_clock()
729 		tas_set_volume(tas);  in tas_switch_clock()
730 		tas_set_mixer(tas);  in tas_switch_clock()
731 		tas->hw_enabled = 1;  in tas_switch_clock()
732 		tas->codec.gpio->methods->all_amps_restore(tas->codec.gpio);  in tas_switch_clock()
733 		mutex_unlock(&tas->mtx);  in tas_switch_clock()
746 static int tas_suspend(struct tas *tas)  in tas_suspend()  argument
748 	mutex_lock(&tas->mtx);  in tas_suspend()
749 	tas->hw_enabled = 0;  in tas_suspend()
750 	tas->acr |= TAS_ACR_ANALOG_PDOWN;  in tas_suspend()
751 	tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr);  in tas_suspend()
752 	mutex_unlock(&tas->mtx);  in tas_suspend()
756 static int tas_resume(struct tas *tas)  in tas_resume()  argument
759 	mutex_lock(&tas->mtx);  in tas_resume()
760 	tas_reset_init(tas);  in tas_resume()
761 	tas_set_volume(tas);  in tas_resume()
762 	tas_set_mixer(tas);  in tas_resume()
763 	tas->hw_enabled = 1;  in tas_resume()
764 	mutex_unlock(&tas->mtx);  in tas_resume()
799 	struct tas *tas = codec_to_tas(codec);  in tas_init_codec()  local
802 	if (!tas->codec.gpio || !tas->codec.gpio->methods) {  in tas_init_codec()
807 	mutex_lock(&tas->mtx);  in tas_init_codec()
808 	if (tas_reset_init(tas)) {  in tas_init_codec()
810 		mutex_unlock(&tas->mtx);  in tas_init_codec()
813 	tas->hw_enabled = 1;  in tas_init_codec()
814 	mutex_unlock(&tas->mtx);  in tas_init_codec()
816 	if (tas->codec.soundbus_dev->attach_codec(tas->codec.soundbus_dev,  in tas_init_codec()
818 						   &tas_codec_info, tas)) {  in tas_init_codec()
823 	if (aoa_snd_device_new(SNDRV_DEV_CODEC, tas, &ops)) {  in tas_init_codec()
827 	err = aoa_snd_ctl_add(snd_ctl_new1(&volume_control, tas));  in tas_init_codec()
831 	err = aoa_snd_ctl_add(snd_ctl_new1(&mute_control, tas));  in tas_init_codec()
835 	err = aoa_snd_ctl_add(snd_ctl_new1(&pcm1_control, tas));  in tas_init_codec()
839 	err = aoa_snd_ctl_add(snd_ctl_new1(&monitor_control, tas));  in tas_init_codec()
843 	err = aoa_snd_ctl_add(snd_ctl_new1(&capture_source_control, tas));  in tas_init_codec()
847 	err = aoa_snd_ctl_add(snd_ctl_new1(&drc_range_control, tas));  in tas_init_codec()
851 	err = aoa_snd_ctl_add(snd_ctl_new1(&drc_switch_control, tas));  in tas_init_codec()
855 	err = aoa_snd_ctl_add(snd_ctl_new1(&treble_control, tas));  in tas_init_codec()
859 	err = aoa_snd_ctl_add(snd_ctl_new1(&bass_control, tas));  in tas_init_codec()
865 	tas->codec.soundbus_dev->detach_codec(tas->codec.soundbus_dev, tas);  in tas_init_codec()
866 	snd_device_free(aoa_get_card(), tas);  in tas_init_codec()
872 	struct tas *tas = codec_to_tas(codec);  in tas_exit_codec()  local
874 	if (!tas->codec.soundbus_dev)  in tas_exit_codec()
876 	tas->codec.soundbus_dev->detach_codec(tas->codec.soundbus_dev, tas);  in tas_exit_codec()
884 	struct tas *tas;  in tas_i2c_probe()  local
886 	tas = kzalloc(sizeof(struct tas), GFP_KERNEL);  in tas_i2c_probe()
888 	if (!tas)  in tas_i2c_probe()
891 	mutex_init(&tas->mtx);  in tas_i2c_probe()
892 	tas->i2c = client;  in tas_i2c_probe()
893 	i2c_set_clientdata(client, tas);  in tas_i2c_probe()
896 	tas->drc_range = TAS3004_DRC_MAX / 2;  in tas_i2c_probe()
898 	strlcpy(tas->codec.name, "tas", MAX_CODEC_NAME_LEN);  in tas_i2c_probe()
899 	tas->codec.owner = THIS_MODULE;  in tas_i2c_probe()
900 	tas->codec.init = tas_init_codec;  in tas_i2c_probe()
901 	tas->codec.exit = tas_exit_codec;  in tas_i2c_probe()
902 	tas->codec.node = of_node_get(node);  in tas_i2c_probe()
904 	if (aoa_codec_register(&tas->codec)) {  in tas_i2c_probe()
912 	mutex_destroy(&tas->mtx);  in tas_i2c_probe()
913 	kfree(tas);  in tas_i2c_probe()
919 	struct tas *tas = i2c_get_clientdata(client);  in tas_i2c_remove()  local
922 	aoa_codec_unregister(&tas->codec);  in tas_i2c_remove()
923 	of_node_put(tas->codec.node);  in tas_i2c_remove()
926 	tas_write_reg(tas, TAS_REG_ACR, 1, &tmp);  in tas_i2c_remove()
928 	mutex_destroy(&tas->mtx);  in tas_i2c_remove()
929 	kfree(tas);  in tas_i2c_remove()