1 // SPDX-License-Identifier: GPL-2.0
17 #include <linux/usb/audio-v2.h>
38  * It seems like a selects between
42  *  * b selects an input channel (see below).
43  *  * c selects an output channel pair (see below).
44  *  * d selects left (0) or right (1) of that pair.
45  *  * e 0-> disconnect, 0x01000000-> connect,
46  *	0x0109-> used for stereo-linking channels,
54  * 0  - 7  Mic/Inst/Line (Analog inputs)
55  * 8  - 9  S/PDIF
56  * 10 - 17 ADAT
57  * 18 - 35 DAW (Inputs from the host)
60  * 0 -> Main out
61  * 1 -> Line1/2
62  * 2 -> Line3/4
63  * 3 -> S/PDIF
64  * 4 -> ADAT?
159 		dev_warn(&dev->dev, "could not send ctl packet\n");  in snd_s1810c_send_ctl_packet()
189 		dev_warn(&dev->dev, "could not send state packet (%d)\n", ret);  in snd_sc1810c_get_status_field()
198 		dev_warn(&dev->dev, "could not get state field %u (%d)\n",  in snd_sc1810c_get_status_field()
214 static int snd_s1810c_init_mixer_maps(struct snd_usb_audio *chip)  in snd_s1810c_init_mixer_maps()  argument
217 	struct usb_device *dev = chip->dev;  in snd_s1810c_init_mixer_maps()
283 			if ((c == 0 && b == 18) ||	/* DAW1/2 -> Main */  in snd_s1810c_init_mixer_maps()
284 			    (c == 1 && b == 20) ||	/* DAW3/4 -> Line3/4 */  in snd_s1810c_init_mixer_maps()
285 			    (c == 2 && b == 22) ||	/* DAW4/5 -> Line5/6 */  in snd_s1810c_init_mixer_maps()
286 			    (c == 3 && b == 24)) {	/* DAW5/6 -> S/PDIF */  in snd_s1810c_init_mixer_maps()
330  * whose index is specified in (kctl->private_value & 0xFF),
337 	struct snd_usb_audio *chip = mixer->chip;  in snd_s1810c_get_switch_state()  local
338 	struct s1810_mixer_state *private = mixer->private_data;  in snd_s1810c_get_switch_state()
340 	u32 ctl_idx = (u32) (kctl->private_value & 0xFF);  in snd_s1810c_get_switch_state()
343 	mutex_lock(&private->usb_mutex);  in snd_s1810c_get_switch_state()
344 	ret = snd_sc1810c_get_status_field(chip->dev, &field,  in snd_s1810c_get_switch_state()
345 					   ctl_idx, &private->seqnum);  in snd_s1810c_get_switch_state()
351 	mutex_unlock(&private->usb_mutex);  in snd_s1810c_get_switch_state()
357  * specified in (kctl->private_value >> 8) with value
358  * specified in (kctl->private_value >> 16).
364 	struct snd_usb_audio *chip = mixer->chip;  in snd_s1810c_set_switch_state()  local
365 	struct s1810_mixer_state *private = mixer->private_data;  in snd_s1810c_set_switch_state()
366 	u32 pval = (u32) kctl->private_value;  in snd_s1810c_set_switch_state()
371 	mutex_lock(&private->usb_mutex);  in snd_s1810c_set_switch_state()
372 	ret = snd_s1810c_send_ctl_packet(chip->dev, 0, 0, 0, ctl_id, ctl_val);  in snd_s1810c_set_switch_state()
373 	mutex_unlock(&private->usb_mutex);  in snd_s1810c_set_switch_state()
384 	struct usb_mixer_interface *mixer = list->mixer;  in snd_s1810c_switch_get()
385 	struct s1810_mixer_state *private = mixer->private_data;  in snd_s1810c_switch_get()
386 	u32 pval = (u32) kctl->private_value;  in snd_s1810c_switch_get()
391 	mutex_lock(&private->data_mutex);  in snd_s1810c_switch_get()
399 		ctl_elem->value.enumerated.item[0] = (int)state;  in snd_s1810c_switch_get()
402 		ctl_elem->value.integer.value[0] = (long)state;  in snd_s1810c_switch_get()
406 	mutex_unlock(&private->data_mutex);  in snd_s1810c_switch_get()
415 	struct usb_mixer_interface *mixer = list->mixer;  in snd_s1810c_switch_set()
416 	struct s1810_mixer_state *private = mixer->private_data;  in snd_s1810c_switch_set()
417 	u32 pval = (u32) kctl->private_value;  in snd_s1810c_switch_set()
423 	mutex_lock(&private->data_mutex);  in snd_s1810c_switch_set()
431 		newval = (u32) ctl_elem->value.enumerated.item[0];  in snd_s1810c_switch_set()
434 		newval = (u32) ctl_elem->value.integer.value[0];  in snd_s1810c_switch_set()
440 	kctl->private_value &= ~(0x1 << 16);  in snd_s1810c_switch_set()
441 	kctl->private_value |= (unsigned int)(newval & 0x1) << 16;  in snd_s1810c_switch_set()
445 	mutex_unlock(&private->data_mutex);  in snd_s1810c_switch_set()
458 		return -ENOMEM;  in snd_s1810c_switch_init()
460 	elem->head.mixer = mixer;  in snd_s1810c_switch_init()
461 	elem->control = 0;  in snd_s1810c_switch_init()
462 	elem->head.id = 0;  in snd_s1810c_switch_init()
463 	elem->channels = 1;  in snd_s1810c_switch_init()
468 		return -ENOMEM;  in snd_s1810c_switch_init()
470 	kctl->private_free = snd_usb_mixer_elem_free;  in snd_s1810c_switch_init()
472 	return snd_usb_mixer_add_control(&elem->head, kctl);  in snd_s1810c_switch_init()
537 	struct s1810_mixer_state *private = mixer->private_data;  in snd_sc1810_mixer_state_free()
539 	mixer->private_data = NULL;  in snd_sc1810_mixer_state_free()
546 	struct snd_usb_audio *chip = mixer->chip;  in snd_sc1810_init_mixer()  local
547 	struct usb_device *dev = chip->dev;  in snd_sc1810_init_mixer()
551 	if (!list_empty(&chip->mixer_list))  in snd_sc1810_init_mixer()
554 	dev_info(&dev->dev,  in snd_sc1810_init_mixer()
555 		 "Presonus Studio 1810c, device_setup: %u\n", chip->setup);  in snd_sc1810_init_mixer()
556 	if (chip->setup == 1)  in snd_sc1810_init_mixer()
557 		dev_info(&dev->dev, "(8out/18in @ 48kHz)\n");  in snd_sc1810_init_mixer()
558 	else if (chip->setup == 2)  in snd_sc1810_init_mixer()
559 		dev_info(&dev->dev, "(6out/8in @ 192kHz)\n");  in snd_sc1810_init_mixer()
561 		dev_info(&dev->dev, "(8out/14in @ 96kHz)\n");  in snd_sc1810_init_mixer()
563 	ret = snd_s1810c_init_mixer_maps(chip);  in snd_sc1810_init_mixer()
569 		return -ENOMEM;  in snd_sc1810_init_mixer()
571 	mutex_init(&private->usb_mutex);  in snd_sc1810_init_mixer()
572 	mutex_init(&private->data_mutex);  in snd_sc1810_init_mixer()
574 	mixer->private_data = private;  in snd_sc1810_init_mixer()
575 	mixer->private_free = snd_sc1810_mixer_state_free;  in snd_sc1810_init_mixer()
577 	private->seqnum = 1;  in snd_sc1810_init_mixer()