1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for Digigram VXpocket V2/440 soundcards
5 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
10 #include <linux/init.h>
11 #include <linux/module.h>
12 #include <linux/slab.h>
13 #include <sound/core.h>
15 #include <pcmcia/ciscode.h>
16 #include <pcmcia/cisreg.h>
17 #include <sound/initval.h>
18 #include <sound/tlv.h>
20 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
21 MODULE_DESCRIPTION("Digigram VXPocket");
22 MODULE_LICENSE("GPL");
24 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
25 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
26 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
27 static int ibl[SNDRV_CARDS];
29 module_param_array(index, int, NULL, 0444);
30 MODULE_PARM_DESC(index, "Index value for VXPocket soundcard.");
31 module_param_array(id, charp, NULL, 0444);
32 MODULE_PARM_DESC(id, "ID string for VXPocket soundcard.");
33 module_param_array(enable, bool, NULL, 0444);
34 MODULE_PARM_DESC(enable, "Enable VXPocket soundcard.");
35 module_param_array(ibl, int, NULL, 0444);
36 MODULE_PARM_DESC(ibl, "Capture IBL size for VXPocket soundcard.");
42 static unsigned int card_alloc;
47 static void vxpocket_release(struct pcmcia_device *link)
49 free_irq(link->irq, link->priv);
50 pcmcia_disable_device(link);
54 * destructor, called from snd_card_free_when_closed()
56 static int snd_vxpocket_dev_free(struct snd_device *device)
58 struct vx_core *chip = device->device_data;
60 snd_vx_free_firmware(chip);
67 * Hardware information
73 * 1 programmable clock (NIY)
74 * 1 stereo analog input (line/micro)
75 * 1 stereo analog output
76 * Only output levels can be modified
79 static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
81 static const struct snd_vx_hardware vxpocket_hw = {
83 .type = VX_TYPE_VXPOCKET,
89 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
90 .output_level_db_scale = db_scale_old_vol,
95 * 1 DSP, 1 sync UER, 1 sync World Clock (NIY)
97 * 2 stereo analog input (line/micro)
98 * 2 stereo analog output
99 * Only output levels can be modified
100 * UER, but only for the first two inputs and outputs.
103 static const struct snd_vx_hardware vxp440_hw = {
104 .name = "VXPocket440",
105 .type = VX_TYPE_VXP440,
111 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
112 .output_level_db_scale = db_scale_old_vol,
117 * create vxpocket instance
119 static int snd_vxpocket_new(struct snd_card *card, int ibl,
120 struct pcmcia_device *link,
121 struct snd_vxpocket **chip_ret)
123 struct vx_core *chip;
124 struct snd_vxpocket *vxp;
125 static const struct snd_device_ops ops = {
126 .dev_free = snd_vxpocket_dev_free,
130 chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops,
131 sizeof(struct snd_vxpocket) - sizeof(struct vx_core));
135 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
140 chip->ibl.size = ibl;
142 vxp = to_vxpocket(chip);
147 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
148 link->resource[0]->end = 16;
150 link->config_flags |= CONF_ENABLE_IRQ;
151 link->config_index = 1;
152 link->config_regs = PRESENT_OPTION;
160 * snd_vxpocket_assign_resources - initialize the hardware and card instance.
161 * @chip: VX core instance
162 * @port: i/o port for the card
163 * @irq: irq number for the card
165 * this function assigns the specified port and irq, boot the card,
166 * create pcm and control instances, and initialize the rest hardware.
168 * returns 0 if successful, or a negative error code.
170 static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq)
173 struct snd_card *card = chip->card;
174 struct snd_vxpocket *vxp = to_vxpocket(chip);
176 snd_printdd(KERN_DEBUG "vxpocket assign resources: port = 0x%x, irq = %d\n", port, irq);
179 sprintf(card->shortname, "Digigram %s", card->driver);
180 sprintf(card->longname, "%s at 0x%x, irq %i",
181 card->shortname, port, irq);
184 card->sync_irq = chip->irq;
186 err = snd_vx_setup_firmware(chip);
195 * configuration callback
198 static int vxpocket_config(struct pcmcia_device *link)
200 struct vx_core *chip = link->priv;
203 snd_printdd(KERN_DEBUG "vxpocket_config called\n");
205 /* redefine hardware record according to the VERSION1 string */
206 if (!strcmp(link->prod_id[1], "VX-POCKET")) {
207 snd_printdd("VX-pocket is detected\n");
209 snd_printdd("VX-pocket 440 is detected\n");
210 /* overwrite the hardware information */
211 chip->hw = &vxp440_hw;
212 chip->type = vxp440_hw.type;
213 strcpy(chip->card->driver, vxp440_hw.name);
216 ret = pcmcia_request_io(link);
220 ret = request_threaded_irq(link->irq, snd_vx_irq_handler,
221 snd_vx_threaded_irq_handler,
222 IRQF_SHARED, link->devname, link->priv);
226 ret = pcmcia_enable_device(link);
230 chip->dev = &link->dev;
232 if (snd_vxpocket_assign_resources(chip, link->resource[0]->start,
239 free_irq(link->irq, link->priv);
241 pcmcia_disable_device(link);
247 static int vxp_suspend(struct pcmcia_device *link)
249 struct vx_core *chip = link->priv;
251 snd_printdd(KERN_DEBUG "SUSPEND\n");
253 snd_printdd(KERN_DEBUG "snd_vx_suspend calling\n");
254 snd_vx_suspend(chip);
260 static int vxp_resume(struct pcmcia_device *link)
262 struct vx_core *chip = link->priv;
264 snd_printdd(KERN_DEBUG "RESUME\n");
265 if (pcmcia_dev_present(link)) {
266 //struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
268 snd_printdd(KERN_DEBUG "calling snd_vx_resume\n");
272 snd_printdd(KERN_DEBUG "resume done!\n");
282 static int vxpocket_probe(struct pcmcia_device *p_dev)
284 struct snd_card *card;
285 struct snd_vxpocket *vxp;
288 /* find an empty slot from the card list */
289 for (i = 0; i < SNDRV_CARDS; i++) {
290 if (!(card_alloc & (1 << i)))
293 if (i >= SNDRV_CARDS) {
294 snd_printk(KERN_ERR "vxpocket: too many cards found\n");
298 return -ENODEV; /* disabled explicitly */
300 /* ok, create a card instance */
301 err = snd_card_new(&p_dev->dev, index[i], id[i], THIS_MODULE,
304 snd_printk(KERN_ERR "vxpocket: cannot create a card instance\n");
308 err = snd_vxpocket_new(card, ibl[i], p_dev, &vxp);
313 card->private_data = vxp;
316 card_alloc |= 1 << i;
320 return vxpocket_config(p_dev);
323 static void vxpocket_detach(struct pcmcia_device *link)
325 struct snd_vxpocket *vxp;
326 struct vx_core *chip;
332 chip = (struct vx_core *)vxp;
333 card_alloc &= ~(1 << vxp->index);
335 chip->chip_status |= VX_STAT_IS_STALE; /* to be sure */
336 snd_card_disconnect(chip->card);
337 vxpocket_release(link);
338 snd_card_free_when_closed(chip->card);
342 * Module entry points
345 static const struct pcmcia_device_id vxp_ids[] = {
346 PCMCIA_DEVICE_MANF_CARD(0x01f1, 0x0100),
349 MODULE_DEVICE_TABLE(pcmcia, vxp_ids);
351 static struct pcmcia_driver vxp_cs_driver = {
352 .owner = THIS_MODULE,
353 .name = "snd-vxpocket",
354 .probe = vxpocket_probe,
355 .remove = vxpocket_detach,
358 .suspend = vxp_suspend,
359 .resume = vxp_resume,
362 module_pcmcia_driver(vxp_cs_driver);