1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-ops.c  --  Generic ASoC operations
11 //         with code, comments and ideas from :-
27 #include <sound/soc-dpcm.h>
31  * snd_soc_info_enum_double - enumerated double mixer info callback
35  * Callback to provide information about a double enumerated
43 	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;  in snd_soc_info_enum_double()
45 	return snd_ctl_enum_info(uinfo, e->shift_l == e->shift_r ? 1 : 2,  in snd_soc_info_enum_double()
46 				 e->items, e->texts);  in snd_soc_info_enum_double()
51  * snd_soc_get_enum_double - enumerated double mixer get callback
55  * Callback to get the value of a double enumerated mixer.
63 	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;  in snd_soc_get_enum_double()
67 	reg_val = snd_soc_component_read(component, e->reg);  in snd_soc_get_enum_double()
68 	val = (reg_val >> e->shift_l) & e->mask;  in snd_soc_get_enum_double()
70 	ucontrol->value.enumerated.item[0] = item;  in snd_soc_get_enum_double()
71 	if (e->shift_l != e->shift_r) {  in snd_soc_get_enum_double()
72 		val = (reg_val >> e->shift_r) & e->mask;  in snd_soc_get_enum_double()
74 		ucontrol->value.enumerated.item[1] = item;  in snd_soc_get_enum_double()
82  * snd_soc_put_enum_double - enumerated double mixer put callback
86  * Callback to set the value of a double enumerated mixer.
94 	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;  in snd_soc_put_enum_double()
95 	unsigned int *item = ucontrol->value.enumerated.item;  in snd_soc_put_enum_double()
99 	if (item[0] >= e->items)  in snd_soc_put_enum_double()
100 		return -EINVAL;  in snd_soc_put_enum_double()
101 	val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;  in snd_soc_put_enum_double()
102 	mask = e->mask << e->shift_l;  in snd_soc_put_enum_double()
103 	if (e->shift_l != e->shift_r) {  in snd_soc_put_enum_double()
104 		if (item[1] >= e->items)  in snd_soc_put_enum_double()
105 			return -EINVAL;  in snd_soc_put_enum_double()
106 		val |= snd_soc_enum_item_to_val(e, item[1]) << e->shift_r;  in snd_soc_put_enum_double()
107 		mask |= e->mask << e->shift_r;  in snd_soc_put_enum_double()
110 	return snd_soc_component_update_bits(component, e->reg, mask, val);  in snd_soc_put_enum_double()
115  * snd_soc_read_signed - Read a codec register and interpret as signed value
125  * the given registervalue into a signed integer if sign_bit is non-zero.
144 	/* non-negative number */  in snd_soc_read_signed()
153 	 * The register most probably does not contain a full-sized int.  in snd_soc_read_signed()
155 	 * representation which has to be translated into a full-sized int.  in snd_soc_read_signed()
156 	 * This is done by filling up all bits above the sign-bit.  in snd_soc_read_signed()
158 	ret |= ~((int)(BIT(sign_bit) - 1));  in snd_soc_read_signed()
166  * snd_soc_info_volsw - single mixer info callback
170  * Callback to provide information about a single mixer control, or a double
179 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_info_volsw()
183 	max = uinfo->value.integer.max = mc->max - mc->min;  in snd_soc_info_volsw()
184 	if (mc->platform_max && mc->platform_max < max)  in snd_soc_info_volsw()
185 		max = mc->platform_max;  in snd_soc_info_volsw()
189 		vol_string = strstr(kcontrol->id.name, " Volume");  in snd_soc_info_volsw()
191 			uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in snd_soc_info_volsw()
193 			uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;  in snd_soc_info_volsw()
195 		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in snd_soc_info_volsw()
198 	uinfo->count = snd_soc_volsw_is_stereo(mc) ? 2 : 1;  in snd_soc_info_volsw()
199 	uinfo->value.integer.min = 0;  in snd_soc_info_volsw()
200 	uinfo->value.integer.max = max;  in snd_soc_info_volsw()
207  * snd_soc_info_volsw_sx - Mixer info callback for SX TLV controls
211  * Callback to provide information about a single mixer control, or a double
213  * have a range that represents both positive and negative values either side
223 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_info_volsw_sx()
226 	if (mc->platform_max)  in snd_soc_info_volsw_sx()
227 		max = mc->platform_max;  in snd_soc_info_volsw_sx()
229 		max = mc->max;  in snd_soc_info_volsw_sx()
231 	if (max == 1 && !strstr(kcontrol->id.name, " Volume"))  in snd_soc_info_volsw_sx()
232 		uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;  in snd_soc_info_volsw_sx()
234 		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in snd_soc_info_volsw_sx()
236 	uinfo->count = snd_soc_volsw_is_stereo(mc) ? 2 : 1;  in snd_soc_info_volsw_sx()
237 	uinfo->value.integer.min = 0;  in snd_soc_info_volsw_sx()
238 	uinfo->value.integer.max = max;  in snd_soc_info_volsw_sx()
245  * snd_soc_get_volsw - single mixer get callback
249  * Callback to get the value of a single mixer control, or a double mixer
259 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_get_volsw()
260 	unsigned int reg = mc->reg;  in snd_soc_get_volsw()
261 	unsigned int reg2 = mc->rreg;  in snd_soc_get_volsw()
262 	unsigned int shift = mc->shift;  in snd_soc_get_volsw()
263 	unsigned int rshift = mc->rshift;  in snd_soc_get_volsw()
264 	int max = mc->max;  in snd_soc_get_volsw()
265 	int min = mc->min;  in snd_soc_get_volsw()
266 	int sign_bit = mc->sign_bit;  in snd_soc_get_volsw()
267 	unsigned int mask = (1ULL << fls(max)) - 1;  in snd_soc_get_volsw()
268 	unsigned int invert = mc->invert;  in snd_soc_get_volsw()
273 		mask = BIT(sign_bit + 1) - 1;  in snd_soc_get_volsw()
279 	ucontrol->value.integer.value[0] = val - min;  in snd_soc_get_volsw()
281 		ucontrol->value.integer.value[0] =  in snd_soc_get_volsw()
282 			max - ucontrol->value.integer.value[0];  in snd_soc_get_volsw()
294 		ucontrol->value.integer.value[1] = val - min;  in snd_soc_get_volsw()
296 			ucontrol->value.integer.value[1] =  in snd_soc_get_volsw()
297 				max - ucontrol->value.integer.value[1];  in snd_soc_get_volsw()
305  * snd_soc_put_volsw - single mixer put callback
309  * Callback to set the value of a single mixer control, or a double mixer
319 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_put_volsw()
320 	unsigned int reg = mc->reg;  in snd_soc_put_volsw()
321 	unsigned int reg2 = mc->rreg;  in snd_soc_put_volsw()
322 	unsigned int shift = mc->shift;  in snd_soc_put_volsw()
323 	unsigned int rshift = mc->rshift;  in snd_soc_put_volsw()
324 	int max = mc->max;  in snd_soc_put_volsw()
325 	int min = mc->min;  in snd_soc_put_volsw()
326 	unsigned int sign_bit = mc->sign_bit;  in snd_soc_put_volsw()
327 	unsigned int mask = (1 << fls(max)) - 1;  in snd_soc_put_volsw()
328 	unsigned int invert = mc->invert;  in snd_soc_put_volsw()
335 		mask = BIT(sign_bit + 1) - 1;  in snd_soc_put_volsw()
337 	if (ucontrol->value.integer.value[0] < 0)  in snd_soc_put_volsw()
338 		return -EINVAL;  in snd_soc_put_volsw()
339 	val = ucontrol->value.integer.value[0];  in snd_soc_put_volsw()
340 	if (mc->platform_max && val > mc->platform_max)  in snd_soc_put_volsw()
341 		return -EINVAL;  in snd_soc_put_volsw()
342 	if (val > max - min)  in snd_soc_put_volsw()
343 		return -EINVAL;  in snd_soc_put_volsw()
346 		val = max - val;  in snd_soc_put_volsw()
350 		if (ucontrol->value.integer.value[1] < 0)  in snd_soc_put_volsw()
351 			return -EINVAL;  in snd_soc_put_volsw()
352 		val2 = ucontrol->value.integer.value[1];  in snd_soc_put_volsw()
353 		if (mc->platform_max && val2 > mc->platform_max)  in snd_soc_put_volsw()
354 			return -EINVAL;  in snd_soc_put_volsw()
355 		if (val2 > max - min)  in snd_soc_put_volsw()
356 			return -EINVAL;  in snd_soc_put_volsw()
359 			val2 = max - val2;  in snd_soc_put_volsw()
387  * snd_soc_get_volsw_sx - single mixer get callback
391  * Callback to get the value of a single mixer control, or a double mixer
401 	    (struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_get_volsw_sx()
402 	unsigned int reg = mc->reg;  in snd_soc_get_volsw_sx()
403 	unsigned int reg2 = mc->rreg;  in snd_soc_get_volsw_sx()
404 	unsigned int shift = mc->shift;  in snd_soc_get_volsw_sx()
405 	unsigned int rshift = mc->rshift;  in snd_soc_get_volsw_sx()
406 	int max = mc->max;  in snd_soc_get_volsw_sx()
407 	int min = mc->min;  in snd_soc_get_volsw_sx()
408 	unsigned int mask = (1U << (fls(min + max) - 1)) - 1;  in snd_soc_get_volsw_sx()
412 	ucontrol->value.integer.value[0] = ((val >> shift) - min) & mask;  in snd_soc_get_volsw_sx()
416 		val = ((val >> rshift) - min) & mask;  in snd_soc_get_volsw_sx()
417 		ucontrol->value.integer.value[1] = val;  in snd_soc_get_volsw_sx()
425  * snd_soc_put_volsw_sx - double mixer set callback
429  * Callback to set the value of a double mixer control that spans 2 registers.
438 	    (struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_put_volsw_sx()
440 	unsigned int reg = mc->reg;  in snd_soc_put_volsw_sx()
441 	unsigned int reg2 = mc->rreg;  in snd_soc_put_volsw_sx()
442 	unsigned int shift = mc->shift;  in snd_soc_put_volsw_sx()
443 	unsigned int rshift = mc->rshift;  in snd_soc_put_volsw_sx()
444 	int max = mc->max;  in snd_soc_put_volsw_sx()
445 	int min = mc->min;  in snd_soc_put_volsw_sx()
446 	unsigned int mask = (1U << (fls(min + max) - 1)) - 1;  in snd_soc_put_volsw_sx()
451 	if (ucontrol->value.integer.value[0] < 0)  in snd_soc_put_volsw_sx()
452 		return -EINVAL;  in snd_soc_put_volsw_sx()
453 	val = ucontrol->value.integer.value[0];  in snd_soc_put_volsw_sx()
454 	if (mc->platform_max && val > mc->platform_max)  in snd_soc_put_volsw_sx()
455 		return -EINVAL;  in snd_soc_put_volsw_sx()
457 		return -EINVAL;  in snd_soc_put_volsw_sx()
468 		unsigned int val2 = ucontrol->value.integer.value[1];  in snd_soc_put_volsw_sx()
470 		if (mc->platform_max && val2 > mc->platform_max)  in snd_soc_put_volsw_sx()
471 			return -EINVAL;  in snd_soc_put_volsw_sx()
473 			return -EINVAL;  in snd_soc_put_volsw_sx()
492  * snd_soc_info_volsw_range - single mixer info callback with range.
496  * Callback to provide information, within a range, about a single
505 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_info_volsw_range()
508 	max = mc->max - mc->min;  in snd_soc_info_volsw_range()
509 	if (mc->platform_max && mc->platform_max < max)  in snd_soc_info_volsw_range()
510 		max = mc->platform_max;  in snd_soc_info_volsw_range()
512 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in snd_soc_info_volsw_range()
513 	uinfo->count = snd_soc_volsw_is_stereo(mc) ? 2 : 1;  in snd_soc_info_volsw_range()
514 	uinfo->value.integer.min = 0;  in snd_soc_info_volsw_range()
515 	uinfo->value.integer.max = max;  in snd_soc_info_volsw_range()
522  * snd_soc_put_volsw_range - single mixer put value callback with range.
526  * Callback to set the value, within a range, for a single mixer control.
534 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_put_volsw_range()
536 	unsigned int reg = mc->reg;  in snd_soc_put_volsw_range()
537 	unsigned int rreg = mc->rreg;  in snd_soc_put_volsw_range()
538 	unsigned int shift = mc->shift;  in snd_soc_put_volsw_range()
539 	int min = mc->min;  in snd_soc_put_volsw_range()
540 	int max = mc->max;  in snd_soc_put_volsw_range()
541 	unsigned int mask = (1 << fls(max)) - 1;  in snd_soc_put_volsw_range()
542 	unsigned int invert = mc->invert;  in snd_soc_put_volsw_range()
546 	tmp = ucontrol->value.integer.value[0];  in snd_soc_put_volsw_range()
548 		return -EINVAL;  in snd_soc_put_volsw_range()
549 	if (mc->platform_max && tmp > mc->platform_max)  in snd_soc_put_volsw_range()
550 		return -EINVAL;  in snd_soc_put_volsw_range()
551 	if (tmp > mc->max - mc->min)  in snd_soc_put_volsw_range()
552 		return -EINVAL;  in snd_soc_put_volsw_range()
555 		val = (max - ucontrol->value.integer.value[0]) & mask;  in snd_soc_put_volsw_range()
557 		val = ((ucontrol->value.integer.value[0] + min) & mask);  in snd_soc_put_volsw_range()
567 		tmp = ucontrol->value.integer.value[1];  in snd_soc_put_volsw_range()
569 			return -EINVAL;  in snd_soc_put_volsw_range()
570 		if (mc->platform_max && tmp > mc->platform_max)  in snd_soc_put_volsw_range()
571 			return -EINVAL;  in snd_soc_put_volsw_range()
572 		if (tmp > mc->max - mc->min)  in snd_soc_put_volsw_range()
573 			return -EINVAL;  in snd_soc_put_volsw_range()
576 			val = (max - ucontrol->value.integer.value[1]) & mask;  in snd_soc_put_volsw_range()
578 			val = ((ucontrol->value.integer.value[1] + min) & mask);  in snd_soc_put_volsw_range()
595  * snd_soc_get_volsw_range - single mixer get callback with range
599  * Callback to get the value, within a range, of a single mixer control.
608 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_get_volsw_range()
609 	unsigned int reg = mc->reg;  in snd_soc_get_volsw_range()
610 	unsigned int rreg = mc->rreg;  in snd_soc_get_volsw_range()
611 	unsigned int shift = mc->shift;  in snd_soc_get_volsw_range()
612 	int min = mc->min;  in snd_soc_get_volsw_range()
613 	int max = mc->max;  in snd_soc_get_volsw_range()
614 	unsigned int mask = (1 << fls(max)) - 1;  in snd_soc_get_volsw_range()
615 	unsigned int invert = mc->invert;  in snd_soc_get_volsw_range()
619 	ucontrol->value.integer.value[0] = (val >> shift) & mask;  in snd_soc_get_volsw_range()
621 		ucontrol->value.integer.value[0] =  in snd_soc_get_volsw_range()
622 			max - ucontrol->value.integer.value[0];  in snd_soc_get_volsw_range()
624 		ucontrol->value.integer.value[0] =  in snd_soc_get_volsw_range()
625 			ucontrol->value.integer.value[0] - min;  in snd_soc_get_volsw_range()
629 		ucontrol->value.integer.value[1] = (val >> shift) & mask;  in snd_soc_get_volsw_range()
631 			ucontrol->value.integer.value[1] =  in snd_soc_get_volsw_range()
632 				max - ucontrol->value.integer.value[1];  in snd_soc_get_volsw_range()
634 			ucontrol->value.integer.value[1] =  in snd_soc_get_volsw_range()
635 				ucontrol->value.integer.value[1] - min;  in snd_soc_get_volsw_range()
643  * snd_soc_limit_volume - Set new limit to an existing volume control.
655 	int ret = -EINVAL;  in snd_soc_limit_volume()
659 		return -EINVAL;  in snd_soc_limit_volume()
663 		struct soc_mixer_control *mc = (struct soc_mixer_control *)kctl->private_value;  in snd_soc_limit_volume()
664 		if (max <= mc->max - mc->min) {  in snd_soc_limit_volume()
665 			mc->platform_max = max;  in snd_soc_limit_volume()
677 	struct soc_bytes *params = (void *)kcontrol->private_value;  in snd_soc_bytes_info()
679 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;  in snd_soc_bytes_info()
680 	uinfo->count = params->num_regs * component->val_bytes;  in snd_soc_bytes_info()
690 	struct soc_bytes *params = (void *)kcontrol->private_value;  in snd_soc_bytes_get()
693 	if (component->regmap)  in snd_soc_bytes_get()
694 		ret = regmap_raw_read(component->regmap, params->base,  in snd_soc_bytes_get()
695 				      ucontrol->value.bytes.data,  in snd_soc_bytes_get()
696 				      params->num_regs * component->val_bytes);  in snd_soc_bytes_get()
698 		ret = -EINVAL;  in snd_soc_bytes_get()
701 	if (ret == 0 && params->mask) {  in snd_soc_bytes_get()
702 		switch (component->val_bytes) {  in snd_soc_bytes_get()
704 			ucontrol->value.bytes.data[0] &= ~params->mask;  in snd_soc_bytes_get()
707 			((u16 *)(&ucontrol->value.bytes.data))[0]  in snd_soc_bytes_get()
708 				&= cpu_to_be16(~params->mask);  in snd_soc_bytes_get()
711 			((u32 *)(&ucontrol->value.bytes.data))[0]  in snd_soc_bytes_get()
712 				&= cpu_to_be32(~params->mask);  in snd_soc_bytes_get()
715 			return -EINVAL;  in snd_soc_bytes_get()
727 	struct soc_bytes *params = (void *)kcontrol->private_value;  in snd_soc_bytes_put()
731 	if (!component->regmap || !params->num_regs)  in snd_soc_bytes_put()
732 		return -EINVAL;  in snd_soc_bytes_put()
734 	len = params->num_regs * component->val_bytes;  in snd_soc_bytes_put()
736 	void *data __free(kfree) = kmemdup(ucontrol->value.bytes.data, len,  in snd_soc_bytes_put()
739 		return -ENOMEM;  in snd_soc_bytes_put()
746 	if (params->mask) {  in snd_soc_bytes_put()
747 		ret = regmap_read(component->regmap, params->base, &val);  in snd_soc_bytes_put()
751 		val &= params->mask;  in snd_soc_bytes_put()
753 		switch (component->val_bytes) {  in snd_soc_bytes_put()
755 			((u8 *)data)[0] &= ~params->mask;  in snd_soc_bytes_put()
759 			mask = ~params->mask;  in snd_soc_bytes_put()
760 			ret = regmap_parse_val(component->regmap,  in snd_soc_bytes_put()
767 			ret = regmap_parse_val(component->regmap,  in snd_soc_bytes_put()
775 			mask = ~params->mask;  in snd_soc_bytes_put()
776 			ret = regmap_parse_val(component->regmap,  in snd_soc_bytes_put()
783 			ret = regmap_parse_val(component->regmap,  in snd_soc_bytes_put()
791 			return -EINVAL;  in snd_soc_bytes_put()
795 	return regmap_raw_write(component->regmap, params->base, data, len);  in snd_soc_bytes_put()
802 	struct soc_bytes_ext *params = (void *)kcontrol->private_value;  in snd_soc_bytes_info_ext()
804 	ucontrol->type = SNDRV_CTL_ELEM_TYPE_BYTES;  in snd_soc_bytes_info_ext()
805 	ucontrol->count = params->max;  in snd_soc_bytes_info_ext()
814 	struct soc_bytes_ext *params = (void *)kcontrol->private_value;  in snd_soc_bytes_tlv_callback()
815 	unsigned int count = size < params->max ? size : params->max;  in snd_soc_bytes_tlv_callback()
816 	int ret = -ENXIO;  in snd_soc_bytes_tlv_callback()
820 		if (params->get)  in snd_soc_bytes_tlv_callback()
821 			ret = params->get(kcontrol, tlv, count);  in snd_soc_bytes_tlv_callback()
824 		if (params->put)  in snd_soc_bytes_tlv_callback()
825 			ret = params->put(kcontrol, tlv, count);  in snd_soc_bytes_tlv_callback()
833  * snd_soc_info_xr_sx - signed multi register info callback
847 		(struct soc_mreg_control *)kcontrol->private_value;  in snd_soc_info_xr_sx()
848 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in snd_soc_info_xr_sx()
849 	uinfo->count = 1;  in snd_soc_info_xr_sx()
850 	uinfo->value.integer.min = mc->min;  in snd_soc_info_xr_sx()
851 	uinfo->value.integer.max = mc->max;  in snd_soc_info_xr_sx()
858  * snd_soc_get_xr_sx - signed multi register get callback
875 		(struct soc_mreg_control *)kcontrol->private_value;  in snd_soc_get_xr_sx()
876 	unsigned int regbase = mc->regbase;  in snd_soc_get_xr_sx()
877 	unsigned int regcount = mc->regcount;  in snd_soc_get_xr_sx()
878 	unsigned int regwshift = component->val_bytes * BITS_PER_BYTE;  in snd_soc_get_xr_sx()
879 	unsigned int regwmask = (1UL<<regwshift)-1;  in snd_soc_get_xr_sx()
880 	unsigned int invert = mc->invert;  in snd_soc_get_xr_sx()
881 	unsigned long mask = (1UL<<mc->nbits)-1;  in snd_soc_get_xr_sx()
882 	long min = mc->min;  in snd_soc_get_xr_sx()
883 	long max = mc->max;  in snd_soc_get_xr_sx()
889 		val |= (regval & regwmask) << (regwshift*(regcount-i-1));  in snd_soc_get_xr_sx()
895 		val = max - val;  in snd_soc_get_xr_sx()
896 	ucontrol->value.integer.value[0] = val;  in snd_soc_get_xr_sx()
903  * snd_soc_put_xr_sx - signed multi register get callback
920 		(struct soc_mreg_control *)kcontrol->private_value;  in snd_soc_put_xr_sx()
921 	unsigned int regbase = mc->regbase;  in snd_soc_put_xr_sx()
922 	unsigned int regcount = mc->regcount;  in snd_soc_put_xr_sx()
923 	unsigned int regwshift = component->val_bytes * BITS_PER_BYTE;  in snd_soc_put_xr_sx()
924 	unsigned int regwmask = (1UL<<regwshift)-1;  in snd_soc_put_xr_sx()
925 	unsigned int invert = mc->invert;  in snd_soc_put_xr_sx()
926 	unsigned long mask = (1UL<<mc->nbits)-1;  in snd_soc_put_xr_sx()
927 	long max = mc->max;  in snd_soc_put_xr_sx()
928 	long val = ucontrol->value.integer.value[0];  in snd_soc_put_xr_sx()
932 	if (val < mc->min || val > mc->max)  in snd_soc_put_xr_sx()
933 		return -EINVAL;  in snd_soc_put_xr_sx()
935 		val = max - val;  in snd_soc_put_xr_sx()
938 		unsigned int regval = (val >> (regwshift*(regcount-i-1))) & regwmask;  in snd_soc_put_xr_sx()
939 		unsigned int regmask = (mask >> (regwshift*(regcount-i-1))) & regwmask;  in snd_soc_put_xr_sx()
953  * snd_soc_get_strobe - strobe get callback
966 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_get_strobe()
967 	unsigned int reg = mc->reg;  in snd_soc_get_strobe()
968 	unsigned int shift = mc->shift;  in snd_soc_get_strobe()
970 	unsigned int invert = mc->invert != 0;  in snd_soc_get_strobe()
978 	ucontrol->value.enumerated.item[0] = val ^ invert;  in snd_soc_get_strobe()
985  * snd_soc_put_strobe - strobe put callback
999 		(struct soc_mixer_control *)kcontrol->private_value;  in snd_soc_put_strobe()
1000 	unsigned int reg = mc->reg;  in snd_soc_put_strobe()
1001 	unsigned int shift = mc->shift;  in snd_soc_put_strobe()
1003 	unsigned int invert = mc->invert != 0;  in snd_soc_put_strobe()
1004 	unsigned int strobe = ucontrol->value.enumerated.item[0] != 0;  in snd_soc_put_strobe()