1 // SPDX-License-Identifier: GPL-2.0-or-later
12 #include "chip.h"
31 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */
32 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for card */  variable
39 module_param_array(id, charp, NULL, 0444);
40 MODULE_PARM_DESC(id, "ID string for the 6fire sound device.");
46 static void usb6fire_chip_abort(struct sfire_chip *chip)  in usb6fire_chip_abort()  argument
48 	if (chip) {  in usb6fire_chip_abort()
49 		if (chip->pcm)  in usb6fire_chip_abort()
50 			usb6fire_pcm_abort(chip);  in usb6fire_chip_abort()
51 		if (chip->midi)  in usb6fire_chip_abort()
52 			usb6fire_midi_abort(chip);  in usb6fire_chip_abort()
53 		if (chip->comm)  in usb6fire_chip_abort()
54 			usb6fire_comm_abort(chip);  in usb6fire_chip_abort()
55 		if (chip->control)  in usb6fire_chip_abort()
56 			usb6fire_control_abort(chip);  in usb6fire_chip_abort()
57 		if (chip->card) {  in usb6fire_chip_abort()
58 			snd_card_disconnect(chip->card);  in usb6fire_chip_abort()
59 			snd_card_free_when_closed(chip->card);  in usb6fire_chip_abort()
60 			chip->card = NULL;  in usb6fire_chip_abort()
65 static void usb6fire_chip_destroy(struct sfire_chip *chip)  in usb6fire_chip_destroy()  argument
67 	if (chip) {  in usb6fire_chip_destroy()
68 		if (chip->pcm)  in usb6fire_chip_destroy()
69 			usb6fire_pcm_destroy(chip);  in usb6fire_chip_destroy()
70 		if (chip->midi)  in usb6fire_chip_destroy()
71 			usb6fire_midi_destroy(chip);  in usb6fire_chip_destroy()
72 		if (chip->comm)  in usb6fire_chip_destroy()
73 			usb6fire_comm_destroy(chip);  in usb6fire_chip_destroy()
74 		if (chip->control)  in usb6fire_chip_destroy()
75 			usb6fire_control_destroy(chip);  in usb6fire_chip_destroy()
76 		if (chip->card)  in usb6fire_chip_destroy()
77 			snd_card_free(chip->card);  in usb6fire_chip_destroy()
86 	struct sfire_chip *chip = NULL;  in usb6fire_chip_probe()  local
88 	int regidx = -1; /* index in module parameter array */  in usb6fire_chip_probe()
96 				chips[i]->intf_count++;  in usb6fire_chip_probe()
105 		dev_err(&intf->dev, "too many cards registered.\n");  in usb6fire_chip_probe()
106 		return -ENODEV;  in usb6fire_chip_probe()
120 		dev_err(&intf->dev, "can't set first interface.\n");  in usb6fire_chip_probe()
121 		return -EIO;  in usb6fire_chip_probe()
123 	ret = snd_card_new(&intf->dev, index[regidx], id[regidx],  in usb6fire_chip_probe()
126 		dev_err(&intf->dev, "cannot create alsa card.\n");  in usb6fire_chip_probe()
129 	strcpy(card->driver, "6FireUSB");  in usb6fire_chip_probe()
130 	strcpy(card->shortname, "TerraTec DMX6FireUSB");  in usb6fire_chip_probe()
131 	sprintf(card->longname, "%s at %d:%d", card->shortname,  in usb6fire_chip_probe()
132 			device->bus->busnum, device->devnum);  in usb6fire_chip_probe()
134 	chip = card->private_data;  in usb6fire_chip_probe()
135 	chips[regidx] = chip;  in usb6fire_chip_probe()
136 	chip->dev = device;  in usb6fire_chip_probe()
137 	chip->regidx = regidx;  in usb6fire_chip_probe()
138 	chip->intf_count = 1;  in usb6fire_chip_probe()
139 	chip->card = card;  in usb6fire_chip_probe()
141 	ret = usb6fire_comm_init(chip);  in usb6fire_chip_probe()
145 	ret = usb6fire_midi_init(chip);  in usb6fire_chip_probe()
149 	ret = usb6fire_pcm_init(chip);  in usb6fire_chip_probe()
153 	ret = usb6fire_control_init(chip);  in usb6fire_chip_probe()
159 		dev_err(&intf->dev, "cannot register card.");  in usb6fire_chip_probe()
162 	usb_set_intfdata(intf, chip);  in usb6fire_chip_probe()
166 	usb6fire_chip_destroy(chip);  in usb6fire_chip_probe()
172 	struct sfire_chip *chip;  in usb6fire_chip_disconnect()  local
174 	chip = usb_get_intfdata(intf);  in usb6fire_chip_disconnect()
175 	if (chip) { /* if !chip, fw upload has been performed */  in usb6fire_chip_disconnect()
176 		chip->intf_count--;  in usb6fire_chip_disconnect()
177 		if (!chip->intf_count) {  in usb6fire_chip_disconnect()
179 			devices[chip->regidx] = NULL;  in usb6fire_chip_disconnect()
180 			chips[chip->regidx] = NULL;  in usb6fire_chip_disconnect()
183 			chip->shutdown = true;  in usb6fire_chip_disconnect()
184 			usb6fire_chip_abort(chip);  in usb6fire_chip_disconnect()
185 			usb6fire_chip_destroy(chip);  in usb6fire_chip_disconnect()
202 	.name = "snd-usb-6fire",